CN111955925B

CN111955925B - Dining table with oil fume purification system

Info

Publication number: CN111955925B
Application number: CN202011001353.5A
Authority: CN
Inventors: 肖仁旺
Original assignee: Chengdu Longxi Technology Co ltd
Current assignee: Chengdu Longxi Technology Co ltd
Priority date: 2020-09-22
Filing date: 2020-09-22
Publication date: 2025-03-11
Anticipated expiration: 2040-09-22
Also published as: CN111955925A

Abstract

The present invention discloses a dining table with an oil fume purification system. The oil fume purification system is integrated in the table body. The oil fume purification system is provided with an oil fume inlet located at the circumferential periphery of the cookware on the table body. The sucked oil fume is purified by a purification component. The purification component includes an activated carbon purification mechanism. The activated carbon purification mechanism includes an activated carbon layer and a temperature control component for controlling the temperature of the activated carbon layer. When the oil fume passes through the activated carbon layer for adsorption purification, the temperature control component controls the activated carbon layer to be at a first temperature, and the first temperature is higher than the dew point temperature of the oil fume. The dining table with an oil fume purification system of the present invention can extract the oil fume in a timely and sufficient manner, protect the health of consumers, improve the quality of the dining environment, do not occupy additional space, do not hinder consumers from picking up dishes normally, and provide a better dining experience. The oil fume is purified by the purification component, thereby avoiding environmental pollution caused by external emission of oil fume, and having good environmental protection.

Description

Dining table with oil smoke purifying system

Technical Field

The invention relates to the technical field of catering equipment, in particular to a dining table with an oil smoke purifying system.

Background

Catering such as hot pot and barbecue is popular among consumers, but the cooking fume generated during dining has adverse effect on the health of the consumers, the cooking fume also reduces the quality of dining environment, and the clothes of the consumers are infected with the cooking fume, so that dining experience is seriously affected. In order to reduce the harmful effects that the oil smoke caused, can set up the oil smoke extraction system generally, the complicated occupation space of oil smoke extraction system structure of system is big, and the system sets up the oil smoke extraction cover in the top of pan generally, but in order to make things convenient for the consumer to press from both sides and get the dish, generally have great high distance between oil smoke extraction cover and the pan to the extraction effect to the oil smoke is relatively poor, is difficult to remove whole oil smoke, still can remain some oil smoke, still influences dining environmental quality, influences consumer's health.

Disclosure of Invention

The invention aims to solve the technical problems and the technical task of improving the prior art, provides a dining table with an oil smoke purifying system, and solves the problems that oil smoke of hotpot, barbecue and other catering in the prior art is difficult to be effectively pumped and discharged, and the health of consumers is affected. The dining environment is affected.

In order to solve the technical problems, the technical scheme of the invention is as follows:

a dining table with a fume purification system, comprising:

A table body;

The cooking fume purifying system is integrated in the table body and comprises a suction air duct, a fan assembly and a purifying assembly, wherein the suction air duct is provided with an oil inlet smoke port at the periphery of a pot placed on the table body, and the fan assembly pumps cooking fume from the oil inlet smoke port and conveys the cooking fume into the purifying assembly along the suction air duct for purifying treatment;

The purification assembly comprises an activated carbon purification mechanism, the activated carbon purification mechanism comprises an activated carbon layer and a temperature control assembly for controlling the temperature of the activated carbon layer, and when oil fume passes through the activated carbon layer for adsorption purification treatment, the temperature control assembly controls the activated carbon layer to be at a first temperature, and the first temperature is higher than the dew point temperature of the oil fume.

According to the dining table with the oil smoke purifying system, the oil smoke purifying system is integrated in the table body, generated oil smoke can be timely pumped away through the oil inlet smoke ports arranged on the periphery of the circumference of the cooker, so that the oil smoke is effectively prevented from escaping to the air, the health of consumers is guaranteed, the quality of dining environment is improved, compared with the traditional method that the oil smoke exhaust hood is arranged above the cooker, the dining table with the oil smoke purifying system does not occupy extra space, the consumers are not prevented from normally clamping dishes, dining experience is better, the oil inlet smoke ports arranged on the periphery of the cooker are more close to the cooker, the oil smoke generated in the cooker can be pumped away more fully, the oil smoke is effectively prevented from escaping, and the oil smoke pumping effect is better. In addition, the oil fume is not directly discharged after being pumped away, the oil fume is purified through the purification component, so that environmental pollution caused by external discharge of the oil fume is avoided, the environment friendliness is good, the activated carbon is utilized to carry out adsorption purification treatment on the oil fume, the adsorption capacity of the activated carbon is large, the efficiency is high, pollutants in gas including sulfur dioxide, suspended particles, organic pollutants and the like in the oil fume can be effectively adsorbed and removed, the purpose of purifying the pollutants and the gas is achieved, the purification effect is good, the activated carbon adsorbs and purifies the gas under the condition of being at the first temperature, and therefore dew condensation of the oil fume when passing through the activated carbon layer can be effectively avoided, micropores of the activated carbon layer are prevented from being blocked by liquid produced by dew condensation, the good smoothness of the activated carbon layer is ensured, the overlarge air flow pressure in the purification process is avoided, the required air supply power is reduced, the long-acting stable purification effect is ensured, the service life of the activated carbon layer is prolonged, and the maintenance and replacement cost is reduced.

Further, the table body is provided with an opening on the table surface, the suction air duct comprises an upper air collecting box body, an air guide pipe and a lower air collecting box body which are sequentially communicated, the upper air collecting box body is integrally in a groove shape and is arranged in the opening of the table surface, the stove is arranged at the bottom of the upper air collecting box body, and the pot is placed in the groove of the upper air collecting box body and is positioned on the stove. The dining table with the oil fume purifying system utilizes the upper air collecting box body as the area for accommodating the cookware, the stove is directly arranged at the bottom of the upper air collecting box body, the structure is compact, the occupied space is small, the integration level is high, the upper air collecting box body is used for accommodating the cookware and placing the stove and also plays a role of sucking an air duct, namely, oil fume generated in the cookware is sucked away from the area between the cookware and the upper air collecting box body, no additional pipeline is required to be arranged, the structure is compact, the implementation cost is low, under the negative pressure effect generated by the fan assembly, the oil fume generated in the cookware firstly enters the upper air collecting box body, then enters the lower air collecting box body along the air guide pipe, the lower air collecting box body plays a role of collecting, the oil fume is effectively collected, and the oil fume is convenient to purify and treat efficiently.

Further, the mouth of the groove-shaped upper air collecting box body is provided with an air homogenizing ring encircling the periphery of the circumference of the cooker, and a plurality of oil smoke inlets distributed along the circumference of the cooker are formed in the air homogenizing ring, namely, the oil smoke inlets are distributed on the whole circumference of the cooker, so that the sufficiency of oil smoke pumping and exhausting can be effectively improved, the escape of oil smoke is avoided, the oil smoke pumping and exhausting effect is improved, the health of consumers is guaranteed, and the quality of dining environment is improved.

Further, the guide duct be provided with a plurality of along the circumference interval of pan for have even negative pressure in last album of bellows body in the whole circumference of pan, ensure the even suction oil smoke in the whole circumference of pan, improve the sufficiency to the oil smoke extraction, make the oil smoke that enters into in the last album of bellows body can be abundant and even assemble and flow down in the album of bellows body along the guide duct, avoid having the dead angle in the last album of bellows body, lead to the oil smoke to be difficult to effectively flow and appear outwards escaping the situation.

Further, lower collection bellows body dock with the air intake of fan subassembly, the air outlet of fan subassembly lead to purifying assembly, fan subassembly and suction wind channel lug connection, the guarantee can produce sufficient suction negative pressure to guarantee the effect of oil smoke evacuation.

Further, the suction air duct in be provided with foreign matter separation net, avoid the foreign matter to enter into fan subassembly and purification subassembly's position along the suction air duct, avoid the foreign matter to lead to the fan subassembly impaired, avoid purification subassembly because the situation that the jam appears in the foreign matter, ensure efficient purifying effect.

Further, the first temperature is 30-50 ℃. The dew point temperature of the gas is not only related to the temperature, but also related to the moisture content in the gas, generally speaking, the dew point with large water content is high, the dew point with small water content is low, and when the activated carbon layer is positioned at 30-50 ℃, the temperature of the activated carbon layer can be effectively kept higher than the dew point temperature of lampblack, so that the activated carbon layer is prevented from being blocked due to condensation, meanwhile, the activated carbon layer is prevented from being oxidized due to the too high temperature for a long time, the service life of the activated carbon layer is prolonged, and the purification efficiency of the activated carbon layer is ensured.

Further, the control by temperature change subassembly control active carbon layer be in the second temperature and carry out the desorption, just can't carry out effectual purification when the active carbon layer adsorbs too much pollutant and adsorb when reaching the saturated state, with active carbon layer heating in order to carry out regeneration activation to need not direct change active carbon layer, reduce use cost, with the purpose that reaches recycling economy environmental protection, make the pollutant take place decomposition reaction through the mode of heating, produce the micromolecule desorption and come out, thereby make active carbon resume the activity, can purify the absorption again.

Further, the second temperature is 100-200 ℃, so that the activated carbon can be desorbed and activated, oxidation of the activated carbon is avoided, and the purification performance of the activated carbon layer is guaranteed.

Further, the temperature control component comprises a heat source for heating the active carbon layer, and the heat source adopts an electric heating element. According to the invention, the heat source independent of the active carbon layer is arranged to heat the active carbon layer, and the heat source can heat the active carbon layer in a convection, radiation or conduction mode, so that the method is convenient and simple to implement, the temperature of the active carbon layer is easy to accurately control, and the adsorption activity and the air flow smoothness of the active carbon layer are ensured.

Further, the electric heating element comprises one or more of an electric heating wire, a PTC ceramic heating element, a silicon carbide rod, an infrared heater and a microwave heating device, and can be flexibly selected according to actual needs, and when the electric heating element is arranged, the air flow smoothness of the activated carbon layer cannot be blocked by the electric heating element needs to be ensured.

Further, the temperature control component comprises a temperature control power supply, the temperature control power supply is electrically connected with the active carbon layer to electrify the active carbon layer, the active carbon layer is electrified to heat the active carbon layer, the active carbon layer is high in resistance and low in conductivity, the active carbon layer can heat itself when low-voltage current is electrified to the active carbon layer by the temperature control power supply, compared with the active carbon layer which is heated by an additional heat source, the temperature control component is different in action principle, and is more convenient and simple to implement, more compact in structure, the problem of energy transmissibility exists when the additional heat source conducts heat to the active carbon layer, energy of the heat source cannot be fully transmitted to the active carbon layer, energy loss is high, accordingly, the energy consumption is high, the temperature of the active carbon layer can be increased by electrically conducting the temperature control power supply with the active carbon layer through a cable, the energy utilization rate is high, the power consumption is low, and the temperature control component is easy to maintain.

Further, the active carbon layer outward appearance be provided with the insulating net, because the active carbon layer is in the circular telegram state, consequently utilize the insulating net to carry out insulating isolation, avoid the mistake to touch, improve the security to the insulating net is the network structure also can not hinder the air current to pass through, ensures good air current patency, ensures purification efficiency.

Further, the temperature control component also comprises a control unit and a temperature sensor arranged on the active carbon layer, wherein the control unit receives monitoring information of the temperature sensor to adjust the power of the temperature control component to maintain the temperature stability of the active carbon layer, so that the temperature stability of the active carbon layer is ensured, the situation that the temperature is too low to effectively prevent condensation is avoided, and the situation that the power consumption is increased or the oxidation loss of the active carbon layer is caused due to the too high temperature is avoided.

Further, the temperature control component also comprises a gas state sensor arranged on the air outlet side and/or the air inlet side of the activated carbon layer, the gas state sensor comprises at least one of an air quantity and wind pressure sensor and a humidity sensor, and the control unit receives monitoring information of the gas state sensor so that the temperature control component can adjust the temperature of the activated carbon layer. The dew point temperature of the gas is related to the temperature and the moisture content in the gas, the water content in the oil smoke fluctuates, namely the dew point temperature fluctuates, if the active carbon layer is always kept at the same temperature value, the condition of dewing possibly occurs when the fluctuation of the water content of the oil smoke increases, so that the active carbon layer is blocked, the air flow smoothness is influenced, the purification efficiency is influenced, the air quantity and the air pressure of the air flow passing through the active carbon layer are monitored by an air quantity and air pressure sensor, the blocking condition of the active carbon layer can be reflected, if the air quantity and the air pressure decrease in a short time, the dewing is indicated to cause the blocking, the temperature of the active carbon layer is increased by the temperature control component, the dewing on the active carbon layer is effectively heated to evaporate, the active carbon layer is dried to recover the adsorption activity and the smoothness, and the efficient purification effect is recovered. The air condition of one side or one side of admitting air can also be detected through humidity transducer, humidity transducer is located one side of giving vent to anger, if humidity is less than the default then the description oil smoke has taken place the dewfall in active carbon layer department and has led to the moisture content to reduce to the temperature on temperature control subassembly rising active carbon layer is in order to avoid taking place the dewfall, and the gas of guarantee whole purification process is unobstructed, and humidity transducer is located one side of admitting air, and temperature control subassembly is according to the real-time humidity automatic adjustment active carbon layer's of oil smoke temperature, effectively avoids the condition of dewfall to appear.

Furthermore, the purifying component also comprises an electrostatic purifying mechanism for purifying the oil fume, the invention adopts a mode of combining activated carbon adsorption and electrostatic purifying treatment, the purifying effect is effectively improved, the electrostatic purifying mechanism ionizes the oil fume by utilizing a high-voltage electrostatic field, pollutants are charged, and move to an electrode of the electrostatic field and are attached to the electrostatic electrode to be deposited under the action of the electric field force, so that the separation of the pollutants and the gas is realized, and the purifying efficiency is high and the effect is good. The electrostatic purifying mechanism comprises an electrostatic power supply and an electrostatic unit, the electrostatic unit comprises two insulating and separated mesh layers, the anode and the cathode of the electrostatic power supply are respectively connected with one mesh layer to form an electrostatic anode and an electrostatic cathode, and oil smoke passes through meshes of the electrostatic unit to be purified. The electrostatic unit adopted by the invention has simple and compact structure, and the electrostatic positive electrode and the electrostatic negative electrode are mesh layers, so that the electrostatic unit has very good air flow smoothness, the resistance of oil smoke passing through the electrostatic positive electrode and the electrostatic negative electrode is small, the filtering and purifying effect of low resistance and high adsorption is realized, the required air supply power can be reduced, the integral energy consumption of a dining table with an oil smoke purifying system is reduced, the oil smoke is effectively ionized by a high-voltage electrostatic field between the electrostatic positive electrode and the electrostatic negative electrode, pollutants are adsorbed onto the electrostatic positive electrode and the electrostatic negative electrode under the action of electric field force after being charged, the pollutants are continuously accumulated on the electrostatic positive electrode and the electrostatic negative electrode from small accumulation to large, and then fall from the electrostatic positive electrode and the electrostatic negative electrode under the action of dead weight, so that the purification is realized efficiently.

Furthermore, the electrostatic positive electrode and the electrostatic negative electrode are bent into the zigzag structure, so that the effective contact area between the electrostatic positive electrode and the electrostatic negative electrode and the airflow passing through the electrostatic positive electrode and the electrostatic negative electrode can be increased, the purification adsorption effect is improved, meanwhile, the zigzag structure forms a plurality of grooves, pollutants can be accumulated along the grooves, the accumulated large pollutants can fall along the grooves, the residual of the pollutants is reduced, and the cleaning of the electrostatic positive electrode and the electrostatic negative electrode is facilitated.

Further, the surfaces of the electrostatic anode and the electrostatic cathode are covered with insulating coatings, so that the electric insulation and isolation effects of the electrostatic anode and the electrostatic cathode are improved, a stable high-voltage electrostatic field is arranged between the electrostatic anode and the electrostatic cathode, the purification effect is guaranteed, the safety is improved, the situation of electric leakage and false touch is avoided, the insulating coatings are polytetrafluoroethylene, and the absorbed medium is easier to separate, so that self-cleaning is facilitated.

Further, the electrostatic unit further comprises a first insulating isolation layer arranged between the electrostatic positive electrode and the electrostatic negative electrode, the first insulating isolation layer is a mesh layer, stable electric insulating isolation is guaranteed between the electrostatic positive electrode and the electrostatic negative electrode, stable high-voltage electrostatic field is guaranteed between the electrostatic positive electrode and the electrostatic negative electrode, and therefore stable electrostatic purifying effect is guaranteed.

Further, the electrostatic units are wound into a single-layer cylindrical structure, or a plurality of electrostatic units are respectively wound into a single-layer cylindrical structure with different calibers and then are sleeved together to form a multi-layer cylindrical structure, or the electrostatic units are spirally wound to form a cylindrical structure, the cylindrical structure comprises a region where at least two layers of electrostatic units are overlapped in the radial direction, air flow can pass through the electrostatic units from the inner side of the cylindrical structure to perform adsorption purification, and can also pass through the electrostatic units from the outer side of the cylindrical structure to perform adsorption purification. The cylindrical structure formed by spiral winding is provided with a region where the electrostatic units are overlapped, the gas passes through the multi-layer electrostatic units to perform the electrostatic purification treatment, the purification effect is effectively improved, the cylindrical structure of the multi-layer ring is more convenient and quick to prepare by adopting a spiral winding mode, the cylindrical structure of the multi-layer ring can be formed by one-step winding, the cylindrical structure of the multi-layer ring is relatively more complicated to prepare, the cylindrical structure of the multi-layer ring is integrally provided with only one electrostatic positive electrode and one electrostatic negative electrode by adopting the spiral winding mode, the electrostatic power supply can form a high-voltage electrostatic field by adopting the least lines, and the cylindrical structure of the multi-layer ring is provided with a plurality of electrostatic positive electrodes and a plurality of electrostatic negative electrodes, and the electrostatic power supply needs more lines to be respectively connected with the electrostatic positive electrodes and the electrostatic negative electrodes.

Further, a second insulating isolation layer is arranged between the overlapped electrostatic units, so that the electric insulating isolation effect between the electrostatic positive electrode and the electrostatic negative electrode is improved, a stable high-voltage electrostatic field is formed between the electrostatic positive electrode and the electrostatic negative electrode, and the purifying effect is guaranteed.

Further, the second insulating isolation layer is spirally wound along with the electrostatic unit, so that the preparation convenience is improved, the electrostatic positive electrode, the first insulating isolation layer, the electrostatic negative electrode and the second insulating isolation layer are combined together to form a four-layer laminated structure, the processing is convenient, the second insulating isolation layer covers the whole inner side wall surface and the whole peripheral wall surface of the cylindrical structure, and the second insulating isolation layer enables the inner side and the periphery of the cylindrical structure to be electrically insulated, so that the safety is improved, and the situation of electric leakage and false contact is avoided.

Further, the oil smoke passes through the electrostatic unit from the inner side to the outer side of the electrostatic unit of the cylindrical structure to be adsorbed and purified, so that gas can uniformly pass through the electrostatic unit of the whole cylindrical structure, the effective utilization rate of the electrostatic unit is improved, and the purifying efficiency is improved.

Further, the activated carbon layer is of a cylindrical structure and surrounds the periphery of the electrostatic unit of the cylindrical structure, and the oil smoke passing through the electrostatic unit continuously passes through the activated carbon layer outwards again to be purified. The structure is compact, the occupied space is small, the area of the active carbon layer and the electrostatic unit area for purifying the gas is large, and the purifying efficiency is improved. The invention adopts a mode of combining activated carbon adsorption and electrostatic purification treatment, firstly utilizes the electrostatic unit to effectively remove pollutants with larger particle size, can reduce the purification treatment pressure of the subsequent activated carbon layer, reduce the occurrence of blocking of the activated carbon layer, ensure the smoothness of air flow, ensure the whole purification process to be carried out stably, ensure the purification effect, and ensure that the gas obtained by the two purification modes has high cleanliness without being discharged, thereby not polluting the external environment.

Further, the fan assembly comprises an impeller driven by a motor, the impeller is arranged at the axis of the electrostatic unit of the cylindrical structure, the axis of the electrostatic unit of the cylindrical structure is a cavity, the impeller device does not occupy extra space, the structure is compact, the rotation axial direction of the impeller is along the axial direction of the electrostatic unit of the cylindrical structure, the impeller is a centrifugal impeller with axial air inlet and radial air outlet, and the impeller is used for generating air flow entering the electrostatic unit of the cylindrical structure from the axial end side of the electrostatic unit of the cylindrical structure and then penetrating out to the radial outside. Under the action of the impeller, gas to be treated is sucked into the electrostatic unit of the cylindrical structure from the axial end side of the electrostatic unit of the cylindrical structure, then flows out to the radial outer side of the electrostatic unit of the cylindrical structure, after the purification treatment of the electrostatic unit, the gas continuously flows outwards to pass through the activated carbon layer for adsorption purification treatment, and the gas sequentially passes through the electrostatic unit and the purification treatment of the activated carbon layer, so that the purification effect is effectively improved.

Further, still include liquid feed mechanism, liquid feed mechanism include the liquid feed head to impeller feed liquid, the impeller with liquid that the liquid feed head carried to radial outside centrifugal throwing away, utilize liquid feed mechanism to carry out humidification to the gas that treats, liquid and oil smoke can play the effect of cooling gas after mixing, liquid and the pollutant in the oil smoke mix simultaneously, can better accumulation after the pollutant mixes into atomizing liquid, the effect that improves electrostatic purification treatment has the utilization, when the oil smoke that carries atomizing liquid passes through the electrostatic unit, thereby the electrostatic positive pole that contains the pollutant charges, the electrostatic negative pole is last, the electrostatic unit is adsorbed to the water smoke granule is constantly formed big granule by the accumulation of tiny particle, then drop down along the electrostatic unit under the effect of dead weight, can play abluent effect to the electrostatic unit, avoid the electrostatic unit to take place to block up, thereby keep the long-term stable purification efficiency of electrostatic unit. In addition, the liquid supply head faces the impeller, so that liquid can be uniformly distributed in the whole circumferential direction under the centrifugal action of the impeller, the atomization effect of the liquid can be improved, meanwhile, oil smoke is centrifuged out under the action of the impeller, and the oil smoke and the atomized liquid can be fully and uniformly contacted and mixed at the radial periphery of the impeller, so that the purification treatment effect is effectively improved.

Further, the liquid supply mechanism also comprises a liquid storage tank, a pump and a collecting tank arranged below the static unit, wherein the liquid storage tank, the pump, the liquid supply head and the collecting tank are connected through pipelines to circularly supply liquid, the liquid is recycled, the cost is reduced, and the device is energy-saving and environment-friendly.

Further, an ozone generator is also arranged, and ozone generated by the ozone generator is led to the impeller and centrifugally thrown out to be mixed with oil smoke and liquid. The ozone generator is utilized to sterilize the oil smoke and the liquid, the peculiar smell is removed, the purification effect is improved, the oil smoke and the liquid are fully centrifuged out under the action of the impeller, so that the oil smoke and the liquid are fully mixed and contacted at the radial periphery of the impeller, the ozone generated by the ozone generator is also centrifuged out by the impeller, the ozone, the oil smoke and the liquid can be fully and uniformly mixed, and the sterilization and peculiar smell removal efficiency and sufficiency are improved.

Further, a plurality of liquid flow channels are arranged on the impeller along the circumferential direction of the impeller at intervals, the outlets of the liquid flow channels face the radial outer side of the impeller, the liquid supply heads face the inlets of the liquid flow channels, which are close to the radial inner side of the impeller, so that liquid sprayed by the liquid supply heads flows along the liquid flow channels and is centrifugally thrown out from the outlets of the liquid flow channels.

Further, the caliber width of the liquid flow channel gradually decreases towards the radial outer side, when the flow is fixed, the smaller the sectional area is, the faster the flow speed is, so that the liquid flow channel is wider near the radial inner side inlet, the liquid sprayed by the liquid supply head is convenient to fully receive, the liquid flow channel is smaller near the radial outer side outlet, the speed of centrifuging out the liquid is improved, the collision and sputtering of the liquid sprayed by the liquid supply head in the liquid flow channel can be enhanced, the atomization degree is improved, the liquid thrown out from the outlet of the liquid flow channel can be more uniformly and fully impacted and mixed with oil smoke, and the gas-liquid mixing sufficiency is improved.

Further, the outlet of the liquid flow passage is in a slit shape, so that the centrifugal throwing speed of liquid can be improved, the liquid can be better impacted and mixed with oil smoke, and the gas-liquid mixing sufficiency is improved.

Further, the edge of slit-shaped export still is equipped with a plurality of dentate protruding, and dentate protruding plays the segmentation effect to the liquid that throws away from slit-shaped export for liquid more disperses, and the liquid that the export throwed away takes place the striking with dentate protruding, improves atomization effect, thereby can improve the mixing sufficiency of liquid and gas.

Further, impeller be provided with perpendicular to its pivoted axial interlayer, one side of interlayer sets up the liquid runner, the opposite side of interlayer sets up the blade that is used for radial air-out, utilizes the interlayer to separate the functional part of centrifugal liquid and the functional part of centrifugal gas relatively, can avoid liquid direct from the impeller axial to pass, avoid liquid and oil smoke to take place the striking in the central zone of impeller to lead to liquid unable contact impeller and then unable effectual quilt centrifugation to throw away, the interlayer makes liquid and oil smoke can be thrown away by abundant centrifugation respectively after, at the radial periphery striking of impeller again mixed, improves gas-liquid mixing sufficiency.

Further, the fan assembly is also provided with an annular cover which surrounds the peripheral periphery of the impeller and is spaced from the peripheral periphery of the impeller, and a flow guide channel is formed between the annular cover and the impeller. The gas and the liquid centrifugally thrown out by the impeller are impacted on the annular cover to be sputtered and dispersed, so that the gas and the liquid can be better and evenly mixed, a gas-liquid mixing area similar to a water film is formed in the guide channel, the oil smoke passing through the gas-liquid mixing area can be more fully mixed with the liquid to form a gas-liquid mixture, and the subsequent purifying treatment effect is improved.

Further, the outlet of the flow guide channel faces to the axial direction of the electrostatic unit of the cylindrical structure. Therefore, the gas-liquid mixture flowing out of the flow guide channel can better flow along the axial direction of the electrostatic unit of the cylindrical structure, so that the gas-liquid mixture can cover the whole axial area of the electrostatic unit of the cylindrical structure, the full utilization rate of the electrostatic unit is improved, the purification efficiency is improved, the concentrated local passing of the gas-liquid mixture from the electrostatic unit is avoided, and the local burden of the electrostatic unit is avoided to be increased so as to reduce the purification effect.

Further, a plurality of air guide sheets are arranged in the guide flow passage at intervals along the circumferential direction of the impeller, the air guide sheets are inclined to the rotation axis of the impeller, the radial outside air flow generated by rotation of the impeller has a certain rotation degree, and is difficult to vertically pass through the electrostatic unit, so that larger energy loss can exist, the air flow pressure drop is large, the purification efficiency is reduced, and larger air supply power is required to ensure the normal operation of equipment.

Compared with the prior art, the invention has the advantages that:

According to the dining table with the oil smoke purifying system, the oil smoke purifying system is integrated in the table body, oil smoke and time are fully pumped away through the oil inlet smoke ports arranged on the periphery of the circumference of the cooker, so that the oil smoke is effectively prevented from escaping and diffusing into the air, the health of consumers is ensured, the quality of dining environment is improved, no extra space is occupied, normal dish clamping of the consumers is not hindered, and dining experience is better;

According to the invention, the pumped oil fume is subjected to purification treatment, the activated carbon is utilized to adsorb and purify the gas under the condition that the temperature is higher than the dew point, so that the moisture-containing flue gas can be effectively prevented from dewing when passing through the activated carbon layer, the liquid generated by dewing is prevented from blocking micropores of the activated carbon layer, the activated carbon layer is ensured to have good adsorption activity and smoothness, the air flow pressure drop in the purification process is prevented from being overlarge, the required air supply power is reduced, the long-acting stable purification effect is ensured, the service life of the activated carbon layer is prolonged, and the maintenance and replacement cost is reduced;

the method has the advantages that the method combines the adsorption of the activated carbon with the electrostatic purification treatment, the purification effect is further improved, the electrostatic unit effectively removes pollutants with larger particle size, the purification treatment pressure of the subsequent activated carbon layer is reduced, the blocking of the activated carbon layer is reduced, the smoothness of air flow is ensured, the whole purification process can be stably carried out, the purification effect is ensured, and the gas cleanliness obtained by the two purification modes is high;

The liquid supply mechanism is used for effectively cooling the oil smoke, the oil smoke is easier to purify and remove pollutants after being mixed with atomized liquid, and the liquid can be used for cleaning the electrostatic unit, so that the electrostatic unit is effectively prevented from being blocked, and the long-acting stable purifying efficiency of the electrostatic unit is maintained.

Drawings

FIG. 1 is a schematic view of a dining table with a fume purification system;

Fig. 2 is a schematic view of another structure of a dining table with a fume purification system;

fig. 3 is a schematic structural view of a dining table with a fume purification system;

FIG. 4 is a schematic side view of a suction duct;

FIG. 5 is a schematic perspective view of a suction duct;

FIG. 6 is a schematic structural view of a wind balancing ring;

Fig. 7 is a schematic structural view of a third embodiment of a dining table with a fume purification system;

Fig. 8 is a schematic structural view of a dining table with a fume purification system;

FIG. 9 is a schematic diagram of a first configuration of an electrostatic unit;

FIG. 10 is a schematic diagram of a second configuration of an electrostatic unit;

FIG. 11 is a schematic diagram of a third configuration of an electrostatic unit;

fig. 12 is a schematic perspective view of a third structure of the electrostatic unit;

FIG. 13 is a schematic view of the impeller;

Fig. 14 is a schematic view of a partial perspective view of an impeller.

In the figure:

1. a table body; 11, a table top; 2, a suction air duct, 21, an oil inlet smoke port, 22, an air balancing ring, 23, an upper air collecting box body, 24, an air guide pipe, 25, a lower air collecting box body, 26, a foreign matter blocking net, 3, a fan assembly, 4, a pot, 5, a stove, 6, an ozone generator, 61, a protective cover, 62, an air guiding port, 7, a sound insulation assembly, a, an active carbon purifying mechanism, a1, an active carbon layer, a2, an electric heating wire, a3, a PTC ceramic heating element, a4, a control unit, a5, a temperature sensor, a6, a gas state sensor, a7, a temperature control power supply, a8, an insulating net, a9, a conducting plate, b, an electrostatic purifying mechanism, b1, an electrostatic positive electrode power supply, b2, an electrostatic unit, b3, an electrostatic negative electrode, b5, a first insulating isolation layer, b6, a second insulating isolation layer, c, an impeller, c1, a liquid flow channel, c2, an isolation layer, c3, a blade, c4, a top plate layer, c5, a flow channel blade plate, c6, a tooth-shaped bulge, c7, c8, an annular air guide plate, c9, an annular air guide plate, a1, a water guide tank, d, a4, a water guide tank, d, a water guide tank, a4, a water guide tank, d, a water tank, a4, a water guide tank, a7, a water guide tank, a water tank, a.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

The dining table with the oil smoke purifying system disclosed by the embodiment of the invention can sufficiently pump and exhaust the oil smoke generated during dining, avoid the oil smoke from diffusing everywhere, and effectively purify the oil smoke without generating exhaust gas, has high purifying efficiency and good effect, ensures the health of consumers, improves the dining environment quality and improves the consumption experience.

Example 1

As shown in fig. 1 and 2, a dining table with a lampblack purification system mainly comprises a table body 1 and the lampblack purification system integrated in the table body 1;

The oil fume purifying system comprises a suction air duct 2, a purifying component and a fan component 3, wherein the suction air duct 2 is provided with an oil fume inlet 21 at the periphery of a pot 4 placed on the table body 1, and the fan component 3 pumps oil fume from the oil fume inlet 21 and conveys the oil fume into the purifying component along the suction air duct 2 for purifying treatment;

The stove 5 can be integrated on the table body 1, or can be externally arranged on the table body temporarily, specifically, the stove 5 can be arranged on the table surface 11 of the table body 1, the cooker 4 is arranged on the stove 5, the suction duct 2 is of a lifting structure, and the height of the oil smoke inlet 21 can be adjusted, so that the oil smoke inlet 21 is positioned on the periphery of the mouth of the cooker 4 to sufficiently suck the oil smoke;

Specifically, the suction duct 2, purifying assembly and fan assembly 3 connect gradually and set up, fan assembly 3 produces the negative pressure, make the air current flow along suction duct 2, purifying assembly, fan assembly 3's direction, fan assembly 3 can adopt axial fan, centrifugal fan etc. as long as can maintain stable air current can, produce the flue gas in the pan 4 and enter into suction duct 2 from advance oil smoke mouth 21, then let in purifying assembly and purify the processing, purifying the clean gas who obtains again discharges from fan assembly 3's export, in this kind of mode, fan assembly 3 can not directly contact with the oil smoke, but with the gaseous contact after purifying, thereby can effectively avoid fan assembly 3 to receive the pollution of oil smoke, pollutant in the oil smoke is easy to be attached to fan assembly 3, can cause the corruption to fan assembly 3 easily, consequently, adopt the oil smoke to pass through purifying assembly earlier after the mode that fan assembly 3 was discharged, can prolong purifying assembly's clean cycle, purifying assembly's life.

In this embodiment, the purifying component includes an activated carbon purifying mechanism a, where the activated carbon purifying mechanism a includes an activated carbon layer a1 and a temperature control component for controlling a temperature of the activated carbon layer a1, and when the oil fume passes through the activated carbon layer a1 to perform adsorption and purification treatment, the temperature control component controls the activated carbon layer a1 to be at a first temperature, and the first temperature is higher than a dew point temperature of the oil fume;

When the oil smoke passes through the activated carbon layer a1, pollutants in the oil smoke are effectively adsorbed and removed, so that purification is realized, the activated carbon is at a temperature higher than the dew point, thereby effectively avoiding dewing of gas when passing through the activated carbon layer, avoiding liquid generated by dewing from blocking micropores of the activated carbon layer, specifically, the first temperature is 30-50 ℃, the dew point temperature of the gas is related to the temperature and the moisture content, and the dew point is generally below 30 ℃, so that the activated carbon layer a1 is heated to 30-50 ℃ to ensure that the dew point is higher than the dew point, avoiding dewing of the activated carbon layer a1 at an excessively high temperature for a long time, and prolonging the service life of the activated carbon layer.

The activated carbon layer a1 can reach a saturated state due to the fact that too many pollutants are adsorbed after the activated carbon layer a1 works for a long time, the activated carbon layer a1 can not reach an effective adsorption purification effect after reaching the saturated state, the activated carbon layer a1 can be directly replaced, but the use cost is high, in order to reduce the cost, the temperature control assembly is used for carrying out desorption regeneration on the activated carbon layer, the temperature control assembly is used for controlling the activated carbon layer a1 to be at a second temperature so as to carry out desorption, specifically, the second temperature is 100-200 ℃, a part of organic matters adsorbed on the activated carbon are boiled and vaporized to be desorbed, a part of organic matters are decomposed to generate micromolecules to be desorbed, and finally, the regeneration of the activated carbon layer is realized, so that the adsorption purification treatment can be carried out normally again.

In this embodiment, the activated carbon layer a1 is a flat sheet, the temperature control component includes a heat source for heating the activated carbon layer a1, the heat source is independent of a heating mechanism outside the activated carbon layer a1, and the heat source heats the activated carbon layer by convection, radiation or conduction, so that for convenience in control, the heat source adopts an electric heating element, and the electric heating element includes one or more of an electric heating wire, a PTC ceramic heating element, a silicon carbide rod, an infrared heater, and a microwave heating device. Specifically, as shown in FIG. 1, the heating wire a2 is woven into a net shape to cover the surface of the active carbon layer a1 or is pre-implanted into the active carbon layer a1, the heating wire a2 does not obstruct the smoothness of air flow, so that the purification efficiency is ensured while the active carbon layer a1 is heated, as shown in FIG. 2, when the PTC ceramic heating element a3 is adopted, the PTC ceramic heating element a3 is arranged at the side edge of the active carbon layer a1 vertical to the air flow passing direction, the obstruction of the air passing property from the active carbon layer a1 is avoided, and a heat preservation structure can be arranged at the outer side of the PCT ceramic heating element, so that the heat loss is reduced, the energy consumption is reduced, and the use cost is reduced.

And the temperature control assembly also comprises a control unit a4 and a temperature sensor a5 arranged on the active carbon layer a1, wherein the control unit a4 receives monitoring information of the temperature sensor a5 to adjust the power of the temperature control assembly to maintain the temperature stability of the active carbon layer a1, and specific water contents of lampblack are different, so that the dew point is different, the temperature of the active carbon layer a1 can be flexibly adjusted and maintained according to specific conditions of different lampblack, the energy consumption is reduced while the blockage caused by dewing is effectively avoided, and the flexibility and the applicability are strong.

Further, the temperature control component further comprises a gas state sensor a6 arranged on the air outlet side and/or the air inlet side of the activated carbon layer a1, the gas state sensor a6 comprises at least one of an air quantity and wind pressure sensor and a humidity sensor, and the control unit a4 receives monitoring information of the gas state sensor so that the temperature control component can adjust the temperature of the activated carbon layer a 1.

The air quantity and wind pressure sensor and the humidity sensor are arranged on the air outlet side of the active carbon layer a1, when fluctuation exists in the water content in the oil smoke, the water content in the oil smoke is high for a period of time, the water content in the oil smoke is low for a period of time, if the active carbon layer a1 is kept at the same temperature all the time, the water content in the oil smoke is low, dew condensation on the active carbon layer a1 is caused to be blocked when the water content in the oil smoke is high, the energy consumption required for heating the active carbon layer a1 is high when the temperature is high, the use cost is high, the air quantity and the wind pressure of the air flow passing through the active carbon layer are monitored by the air quantity and wind pressure sensor, the blocking condition of the active carbon layer can be reflected, the humidity state of the air passing through the active carbon layer a1 can be reflected, whether the dew condensation is caused to be reduced or not can be reflected, if the air quantity and the wind pressure are reduced in a short time, the water content in the oil smoke is high, the dew condensation is caused to be blocked when the temperature of the active carbon layer is increased, the temperature of the active carbon layer is raised, the active carbon layer is effectively heated to be evaporated, the active carbon layer is recovered to absorb the active carbon layer and the moisture, the active carbon layer is cooled, the air temperature of the active carbon layer is cooled, and the temperature of the active carbon layer is reduced to the energy consumption;

the humidity sensor can be arranged on the air inlet side of the activated carbon layer a1 to detect the condition of oil smoke, the temperature control component automatically adjusts the temperature of the activated carbon layer a1 according to the real-time humidity of the oil smoke, the condition of dew condensation is effectively avoided, and the activated carbon is always in the best working state.

Example two

As shown in fig. 3 to 6, the difference from the first embodiment is that the temperature control component adopts the temperature control power supply a7, the temperature control power supply a7 is electrically connected with the activated carbon layer a1 to energize the activated carbon layer a1, the resistance of the activated carbon layer a1 is very large, the conductivity is low, when the low-voltage current is introduced into the activated carbon layer a1, the activated carbon layer a1 can generate heat by itself, and the embodiment adopts an energizing mode to make the activated carbon layer a1 generate heat by itself, unlike the heat conduction of the activated carbon layer by adopting an additional heat source, the embodiment is more convenient and simpler to implement, has a more compact structure, has high energy utilization rate and low power consumption, and is provided with the insulating net a8 on the outer surface of the activated carbon layer a1 to avoid the situation that the false touch receives electric shock.

In this embodiment, the activated carbon layer a1 is in a cylindrical structure, two ends of the activated carbon layer a1 in the axial direction of the cylindrical structure are respectively inserted with the conductive sheets a9, the conductive sheets a9 at the two ends are respectively electrically connected with the positive electrode and the negative electrode of the temperature control power supply a7, so that low-voltage current is led into the activated carbon layer a1, the conductive sheet a9 at one end of the activated carbon layer a1 is in a cylindrical shape, the conductive sheet at the other end is in a circular sheet shape, and can be stably connected with the activated carbon layer a1, thereby ensuring the reliability of electric conduction, avoiding the situation of poor contact, and ensuring that the activated carbon layer a1 can normally heat up and accurately control the temperature.

The activated carbon layer a1 of the tubular structure has a compact structure, has a larger interaction area for gas to pass through in a limited space, improves the purification efficiency, and allows oil smoke to pass through the activated carbon layer a1 from the inner side to the outer side of the activated carbon layer a1 of the tubular structure to be adsorbed and purified.

In this embodiment, the table body 1 is provided with an opening on the table top 11, the suction duct 2 includes an upper air collecting box body 23, an air guide pipe 24 and a lower air collecting box body 25 which are sequentially communicated, the upper air collecting box body 23 is integrally in a groove shape and is arranged in the opening of the table top 11, the stove 5 is arranged at the bottom of the upper air collecting box body 23, and the pan 4 is arranged in the groove of the upper air collecting box body 23 and is positioned above the stove 5, so that the upper air collecting box body 23 is used as an air duct for exhausting flue gas and also used as a mechanism for accommodating the pan 4, the structure is compact, the occupied space is small, the integration level is high, a plurality of ventilation openings which encircle the circumference of the stove 5 are formed on the bottom of the upper air collecting box body 23, each ventilation opening is respectively connected with one air guide pipe 24, namely, the air guide pipes 24 are arranged at intervals along the circumferential direction of the pot 4, so that uniform negative pressure is formed in the upper air collecting box body in the whole circumferential direction of the pot, uniform oil smoke suction in the whole circumferential direction of the pot is ensured, the sufficiency of oil smoke suction is improved, the air guide pipes 24 extend downwards and are converged to the lower air collecting box body 25, the air guide pipes 24 can be round pipes with circular sections or special-shaped pipes with special sections, as long as uniform negative pressure in the whole circumferential direction of the pot in the upper air collecting box body can be ensured to realize the uniformity and sufficiency of oil smoke suction, the outlet of the lower air collecting box body 25 is in butt joint with the purifying assembly, and accordingly, the oil smoke enters the purifying assembly along the paths of the upper air collecting box body 23, the air guide pipes 24 and the lower air collecting box body 25 for purifying treatment;

In order to improve the sufficiency of oil smoke pumping and discharging, the mouth of the groove-shaped upper air collecting box body 23 is provided with an air homogenizing ring 22 encircling the periphery of the circumference of the cooker 4, a plurality of oil smoke inlets 21 distributed along the circumference of the cooker 4 are formed in the air homogenizing ring 22, the oil inlet 21 is close to the edge of the mouth of the cooker 4, so that oil smoke can be pumped away fully and uniformly in the whole circumference of the cooker 4, the uniformity and sufficiency of oil smoke pumping and discharging are improved, oil smoke enters a gap area between the lower air collecting box body 25 and the cooker 4 from the oil inlet 21, then enters the lower air collecting box body 25 from the air guide pipe 24, and then is conveyed to a purifying component for purifying treatment by the lower air collecting box body 25.

In order to avoid foreign matters entering the purifying component or the fan component 3 along the suction air duct 2, a foreign matter blocking net 26 is arranged at the outlet of the lower air collecting box body 25, so that the situation that the purifying component is blocked due to foreign matters is avoided, the fan component is prevented from being damaged, and the long-acting stable purifying effect is ensured.

In this embodiment, adopt the structure that suction wind channel 2, fan subassembly 3 and purification subassembly connect gradually the setting, promptly lower collection bellows 25 and the air intake butt joint of fan subassembly 3, the air outlet of fan subassembly 3 lead to purification subassembly, specifically, the axial one end of tubular structure's active carbon layer a1 is sealed, axial other end opening intercommunication is to tubular structure's inside, set up fan subassembly 3 in order to introduce the oil smoke into tubular structure's active carbon layer a1 inside at tubular structure's opening part of active carbon layer a1, fan subassembly 3 adopts centrifugal fan, fan subassembly 3 is gone out oil smoke radially outward centrifugation to oil smoke radially outwards passes active carbon layer a1 on tubular structure's active carbon layer a 1's the whole circumference, and then realizes adsorbing purification.

Example III

As shown in fig. 7, the improvement is performed on the basis of the first embodiment, the purifying component comprises an active carbon purifying mechanism a and an electrostatic purifying mechanism b, and the electrostatic purifying mechanism b and the active carbon purifying mechanism a are sequentially arranged along the direction of the air flow, namely, the flue gas is firstly purified by the electrostatic purifying mechanism b and then purified by the active carbon purifying mechanism a, the electrostatic purifying mechanism ionizes the flue gas by utilizing a high-voltage electrostatic field, the pollutants are charged, move to an electrode of the electrostatic field under the action of the electric field force and are deposited on the electrostatic field, so that the separation of the pollutants and the air is realized, the pollutants with larger particle size are firstly effectively removed by utilizing an electrostatic unit, the purifying treatment pressure of a subsequent active carbon layer can be reduced, the blocking of the active carbon layer is reduced, the air flow smoothness is ensured, the whole purifying process can be stably performed, and the purifying effect is ensured, and the active carbon purifying mechanism a adopted in the embodiment is as specifically described in the first embodiment;

The electrostatic purifying mechanism b adopted in this embodiment specifically includes an electrostatic power supply b1 and an electrostatic unit b2, the electrostatic unit b2 includes two mesh layers separated by insulation, the positive and negative poles of the electrostatic power supply b1 are respectively connected with one mesh layer to form an electrostatic positive pole b3 and an electrostatic negative pole b4, the electrostatic positive pole b3 and the electrostatic negative pole b4 are parallel to each other, so as to ensure that a high-voltage electrostatic field between the electrostatic positive pole b3 and the electrostatic negative pole b4 is uniform and stable, and oil smoke passes through meshes of the electrostatic unit b2 to perform purifying treatment. The electrostatic anode and the electrostatic cathode are mesh layers, so that the electrostatic kitchen range hood has very good air flow smoothness, the resistance of lampblack passing through the electrostatic anode and the electrostatic cathode is small, the filtering and purifying effects of low resistance and high adsorption are realized, the required air supply power can be reduced, and the overall energy consumption of a dining table with a lampblack purifying system is reduced;

the surfaces of the electrostatic positive electrode b3 and the electrostatic negative electrode b4 are covered with insulating coatings, the insulating coatings are sprayed on the electrostatic positive electrode b3 and the electrostatic negative electrode b4 in a spraying mode, the insulating coatings can be made of PTFE materials, and the electrical insulation stability between the electrostatic positive electrode b3 and the electrostatic negative electrode b4 is ensured;

In order to further guarantee the electric insulation stability between the static positive electrode b3 and the static negative electrode b4, the static unit b2 further comprises a first insulation isolation layer b5 arranged between the static positive electrode b3 and the static negative electrode b4, the first insulation isolation layer b5 is a net-shaped layer, the first insulation isolation layer b5 can be made of PTFE, PP, PVC and other materials, the static positive electrode b3 and the static negative electrode b4 are effectively prevented from being directly electrically conducted, the static positive electrode and the static negative electrode can be clung to the first insulation isolation layer, the first insulation isolation layer plays a role in shaping, so that a stable position relation between the static positive electrode and the static negative electrode is kept, namely the static positive electrode and the static negative electrode are stably and parallelly spaced, stability of a high-voltage electrostatic field generated between the static positive electrode and the static negative electrode is guaranteed, stability of a purifying effect is guaranteed, and the static unit is simple and compact in structure and small in occupied volume.

Example IV

As shown in fig. 8 to 14, the purification component comprises an activated carbon purification mechanism a and an electrostatic purification mechanism b, wherein the electrostatic purification mechanism b comprises an electrostatic power supply b1 and an electrostatic unit b2, the electrostatic unit b2 comprises two layers of net layers which are separated in an insulating way, the positive electrode and the negative electrode of the electrostatic power supply are respectively connected with one net layer to form an electrostatic positive electrode b3 and an electrostatic negative electrode b4, oil smoke passes through meshes of the electrostatic unit b2 to carry out purification treatment, the surfaces of the electrostatic positive electrode b3 and the electrostatic negative electrode b4 are covered with insulating coatings, the insulating coatings are made of PTFE materials, the electrostatic unit b2 further comprises a first insulating isolation layer b5 arranged between the electrostatic positive electrode b3 and the electrostatic negative electrode b4, the first insulating isolation layer b5 is the net layer, and the first insulating isolation layer b5 can be made of PTFE, PP, PVC and other materials;

in this embodiment, as shown in fig. 9, the electrostatic unit b2 is wound in a single-layer cylindrical structure, and the gas passes through the electrostatic unit b2 of one layer when flowing in the radial direction;

Or as shown in fig. 10, a plurality of electrostatic units b2 are respectively wound into a single-layer cylindrical structure with different calibers, and then are sleeved together to form a multi-layer cylindrical structure, wherein the multi-layer cylindrical structure is provided with a plurality of layers of electrostatic units b2 in the radial direction, that is to say, gas passes through the plurality of layers of electrostatic units b2 when flowing along the radial direction, so that multiple electrostatic purification treatments are performed, and the purification effect can be effectively improved;

Or as shown in fig. 11 and 12, the electrostatic unit b2 is spirally wound to form a cylindrical structure, the cylindrical structure includes a region where at least two layers of electrostatic units b2 overlap in a radial direction, a second insulating isolation layer b6 is disposed between the overlapping electrostatic units b2, the second insulating isolation layer b6 can be made of PTFE, PP, PVC or other materials, an electric insulating isolation effect between the electrostatic positive electrode and the electrostatic negative electrode is improved, the second insulating isolation layer b6 is spirally wound together with the electrostatic unit b2, the electrostatic positive electrode, the first insulating isolation layer, the electrostatic negative electrode and the second insulating isolation layer are combined together to form a four-layer laminated structure, the cylindrical structure can be formed by one-time winding, the preparation is convenient and quick, the spreading length of the second insulating isolation layer b6 is longer than the spreading length of the electrostatic unit b2, and the second insulating isolation layer b6 covers the whole inner side wall surface and the whole peripheral wall surface of the cylindrical structure, so that the electrostatic unit b2 can be isolated from the whole outside effectively, danger caused by leakage is avoided, and the use safety is improved, and only one electrostatic positive electrode and one electrostatic negative electrode only needs to form a high electrostatic voltage.

The three structural forms can be collectively called as the electrostatic unit b2 of the tubular structure, the activated carbon purifying mechanism a adopts the technical scheme described in the second embodiment, the activated carbon layer a1 of the tubular structure surrounds the periphery of the electrostatic unit b2 of the tubular structure, the oil smoke passes through the electrostatic unit b2 from the inner side to the outer side of the electrostatic unit b2 of the tubular structure to be adsorbed and purified, then the air flow continues to flow to the radial outer side to pass through the activated carbon layer a1 to be adsorbed and purified, the air outlet communicated to the outer side of the activated carbon layer a1 is formed in the table body 1, purified air is discharged outwards, and the purified air is free from polluting the environment due to good purifying degree, good environmental protection, no damage to the health of consumers and guarantee of dining environment quality.

As shown in fig. 8, the axial direction of the electrostatic unit b2 of the tubular structure is vertical, the axial direction of the activated carbon layer a1 of the tubular structure is also vertical, the axial top end of the electrostatic unit b2 of the tubular structure is provided with an opening communicated with the inside of the tubular structure, a fan assembly 3 positioned at the axial center position of the electrostatic unit b2 of the tubular structure is arranged at the opening, the fan assembly 3 comprises a motor and an impeller c driven by the motor, the rotation axial direction of the impeller c is along the axial direction of the electrostatic unit b2 of the tubular structure, the impeller c is a centrifugal impeller for axial air inlet and radial air outlet, the impeller c pumps oil smoke into the electrostatic unit b2 of the tubular structure from the axial end side of the electrostatic unit b2 of the tubular structure, and then the impeller c centrifugally throws the oil smoke outwards in the radial direction, so that the oil smoke sequentially passes through the electrostatic unit b2 and the activated carbon layer a1 outwards in the radial direction;

The oil smoke purifying system is further provided with a liquid supply mechanism, the liquid supply mechanism comprises a liquid supply head d1 for supplying liquid to the impeller c, the impeller c centrifugally throws out the liquid conveyed by the liquid supply head d1 towards the radial outside, so that the oil smoke centrifugally thrown out by the impeller c and the liquid centrifugally thrown out by the impeller c are impacted and mixed, pollutants can be accumulated better after being mixed into the liquid, the effect of improving electrostatic purifying treatment is utilized, when the oil smoke carrying atomized liquid passes through the electrostatic unit b2, the water mist particles containing the pollutants are charged and adsorbed onto the electrostatic positive electrode and the electrostatic negative electrode of the electrostatic unit b2, the water mist particles are continuously accumulated into large particles by the small particles, then drop downwards along the electrostatic unit b2 under the action of dead weight, the electrostatic unit b2 can be prevented from being blocked, the electrostatic unit b2 is kept to be long-term stable purifying efficiency, in the embodiment, as shown in fig. 11, the electrostatic positive electrode b3 and the electrostatic negative electrode b4 are also in a zigzag structure, namely, the electrostatic positive electrode b3 and the electrostatic negative electrode 4 are well-folded, the electrostatic positive electrode and the electrostatic negative electrode 4 are well-formed into a zigzag structure, the electrostatic current well-formed between the zigzag structure is prevented, and the electrostatic current well-formed along the surface of the zigzag structure is well, and the electrostatic current well-formed along the zigzag structure is prevented from being accumulated, and the surface of the electrostatic current well-formed.

The liquid supply mechanism also comprises a liquid storage tank d2, a pump d3 and a collecting tank d4 arranged below the static unit b2, wherein the liquid storage tank d2, the pump d3, the liquid supply head d1 and the collecting tank d4 are connected through pipelines to circularly supply liquid, the upper part of the liquid storage tank d2 can be provided with a water supplementing port, the lower part of the liquid storage tank can be provided with a sewage draining port, and the liquid storage tank d2 is also provided with a liquid level indicator, so that the residual quantity of liquid in the liquid storage tank d2 can be conveniently and intuitively mastered, the liquid can be conveniently and timely added, the purifying effect is guaranteed, the liquid storage tank d2 is in a standing state, the oil-water separation function can be realized, the oil floats on the top surface of water, and separation and cleaning are convenient.

In this embodiment, the impeller c is provided with a plurality of liquid flow channels c1 distributed along the circumferential direction of the impeller c at intervals, the outlet of the liquid flow channel c1 faces the radial outer side of the impeller c, the liquid supply head d1 faces the inlet of the liquid flow channel c1, which is close to the radial inner side of the impeller c, specifically, the impeller c is provided with a separation layer c2 perpendicular to the rotation axis direction of the impeller c, the lower side of the separation layer c2 is provided with the liquid flow channel c1, the upper side of the separation layer c2 is provided with blades c3 for axially intaking and radially outputting air, the separation layer is used for separating the functional part of centrifugal liquid from the functional part of centrifugal gas relatively, so that the liquid and the oil fume are prevented from being impacted in the central area of the impeller, and therefore the liquid cannot contact the impeller and cannot be effectively centrifuged, and the separation layer enables the liquid and the oil fume to be thrown out and mixed at the radial periphery of the impeller after being fully centrifuged, and the gas-liquid mixing sufficiency is improved.

Specifically, as shown in fig. 13 and 14, the impeller c is provided with a top plate layer c4 parallel to the interlayer c2 and positioned below the interlayer c2, a plurality of runner blade plates c5 connected between the top plate layer c4 and the interlayer c2 are arranged between the top plate layer c4 and the interlayer c2, the runner blade plates c5 are distributed along the rotation circumferential direction of the impeller c, and the liquid runner c1 is formed by a region between two adjacent runner blade plates c 5; the liquid flow channel c1 is characterized in that the caliber width of the liquid flow channel c1 is gradually reduced towards the radial outer side, the flow channel blade plate c5 is a straight plate, the flow channel blade plate c5 is inclined to the radial direction, the flow channel blade plate c5 is separated from one of the flow channel blade plates c5 at two sides of the flow channel blade plate c5 to form the liquid flow channel c5, the flow channel blade plate c5 and one end near the radial inner side of the main body are spliced together to form a sharp corner, liquid sprayed by a liquid supply head is prevented from remaining in the central area of an impeller, the liquid flow channel c1 is a triangular area, the width near the radial outer side is narrow, the width near the radial inner side is wider, the speed of the liquid is ensured to be centrifuged out, the outlet of the liquid flow channel c1 is in a slit shape, the speed of the liquid which can be centrifuged out can be improved, the liquid can be better mixed with lampblack impact, the gas-liquid mixing sufficiency is improved, the edge of the slit-shaped outlet of the one flow channel blade plate c5 is also provided with a plurality of toothed protrusions c6, the toothed protrusions play a dividing role on the liquid thrown out from the slit-shaped outlet, the liquid is prevented from the center area, the liquid is more dispersed, the liquid is ensured, the liquid thrown out from the slit-shaped and the oil is ensured, and the protrusion is in a toothed protrusion.

Further, an ozone generator 6 is also arranged, and ozone generated by the ozone generator 6 is led to the impeller c and centrifugally thrown out to be mixed with oil smoke and liquid. Ozone generated by the ozone generator 6 can decompose and remove toxic components and peculiar smell in the oil smoke, and can play a role in sterilization, so that the purifying effect is effectively improved. In the embodiment, ozone generated by the ozone generator 6 is centrifuged by the impeller c and then mixed with the oil smoke and the liquid, so that the sufficiency of mixing the ozone, the oil smoke and the liquid can be improved, and the efficiency and the sufficiency of sterilization and peculiar smell removal are improved;

Specifically, ozone generated by the ozone generator 6 is led to one side of the interlayer c2 where the liquid flow channel c1 is located, so that the ozone is prevented from being mixed with oil smoke, the ozone, the oil smoke and the liquid are ensured to be effectively centrifuged out by the impeller c and then mixed at the periphery of the impeller c, the mixing sufficiency and uniformity are ensured, an induced air piece c7 for radially exhausting the ozone is arranged on the impeller c, specifically, the induced air piece c7 is arranged on the top plate layer c4, the induced air piece c7, the top plate layer c4, the flow channel blade plate c5, the interlayer c2 and the blade c3 are sequentially arranged when the rotating shaft of the impeller c is seen, and therefore, the function part of centrifugal ozone, the function part of centrifugal liquid and the function part of centrifugal gas are separated relatively, the function of centrifuging out mediums is realized sufficiently, and then mixing is carried out after the ozone, the oil smoke and the liquid are sufficiently centrifuged out, and the mixing sufficiency and uniformity are improved;

furthermore, a protective cover 61 is arranged in the electrostatic unit b2 with a cylindrical structure, the ozone generator 6 is placed in the protective cover 61, an air inlet 62 for leading ozone to the impeller c is arranged on the protective cover 61, the structure is compact, extra space is avoided, the ozone generator 6 is protected by the protective cover 61, pollution caused by oil smoke and liquid is avoided, long-term stable operation of the ozone generator 6 is guaranteed, the service life is prolonged, a baffle c8 is arranged on the interlayer c2, the baffle c8 is positioned at a position which is more than the inlet of the liquid flow channel c1 in the radial direction of the impeller c, the height of the baffle c8 exceeds the distance between the top plate layer c4 and the interlayer c2, the air inlet 62 is arranged at a position which is more than the baffle c8 in the radial direction of the impeller c, so that the baffle c8 plays a role of blocking the liquid from entering the air inlet 62, the ozone generator 6 is effectively protected, and the ozone generated by the ozone generator 6 needs to turn over the baffle c8 to flow to the air inlet c7 and be thrown out centrifugally by the air inlet c 7.

The impeller on be provided with the interior direction cover that is located impeller rotation center and encircle including the peripheral outer direction cover of direction cover, interior direction cover and outer direction cover are located the top of interlayer, constitute the wind channel that turns over to radial outside from the axial between interior direction cover and the outer direction cover, set up the blade that distributes along rotating circumference between interior direction cover and the outer direction cover, can make the air current more smooth and easy turn over, make the air current can be better radial outside flow, improve the stability of air current for the air current can be better pass through static unit, reduce required air supply power.

In this embodiment, the fan assembly 3 is further provided with an annular cover c9 surrounding the periphery of the impeller c and spaced from the periphery of the impeller c, a flow guide channel c10 is formed between the annular cover c9 and the impeller c, the oil smoke, the liquid and the ozone centrifugally thrown out by the impeller are impacted on the annular cover to be sputtered and dispersed, the oil smoke, the liquid and the ozone can be promoted to be well mixed uniformly, a gas-liquid mixing area similar to a water film is formed in the flow guide channel, the oil smoke passing through the gas-liquid mixing area can be well mixed with the liquid and the ozone to form a gas-liquid mixture, the oil smoke is fully wetted, sterilized and deodorized, the subsequent purifying effect is improved, the outlet of the flow guide channel c10 faces the axial direction of the electrostatic unit b2 of the cylindrical structure, the gas-liquid mixture is uniformly distributed along the whole axial direction of the electrostatic unit b2 of the cylindrical structure, the utilization efficiency of the electrostatic unit b2 is improved, a plurality of wind guide pieces c11 are arranged in the flow guide channel c10 along the periphery of the impeller c at intervals, the wind guide pieces c11 are inclined to the axial direction of the impeller c, the wind guide pieces can be well inclined to the axial direction of the impeller c, the wind guide pieces can well pass through the wind guide unit b2, and the required wind pressure loss can be reduced, and the wind guide device can normally run, and the wind loss can be reduced.

The periphery at fan subassembly 3 is provided with the acoustic celotex subassembly 7, and acoustic celotex subassembly 7 adopts the soundproof cotton to constitute, reduces the noise of oil smoke clean system work, ensures the quality of dining environment.

The foregoing is merely a preferred embodiment of the present invention, and it should be noted that the above-mentioned preferred embodiment should not be construed as limiting the invention, and the scope of the invention should be defined by the appended claims. It will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the spirit and scope of the invention, and such modifications and adaptations are intended to be comprehended within the scope of the invention.

Claims

1. Dining table with lampblack purification system, characterized by comprising:

A table body (1);

The oil fume purifying system is integrated in the table body (1), and comprises a suction air duct (2), a fan assembly (3) and a purifying assembly, wherein the suction air duct (2) is provided with an oil inlet smoke port (21) at the periphery of a pot (4) placed on the table body (1), and the fan assembly (3) pumps oil fume from the oil inlet smoke port (21) and conveys the oil fume into the purifying assembly along the suction air duct (2) for purifying treatment;

The purifying component comprises an activated carbon purifying mechanism (a), wherein the activated carbon purifying mechanism (a) comprises an activated carbon layer (a 1) and a temperature control component for controlling the temperature of the activated carbon layer (a 1), and when oil fume passes through the activated carbon layer (a 1) for adsorption and purification treatment, the temperature control component controls the activated carbon layer (a 1) to be at a first temperature which is higher than the dew point temperature of the oil fume;

The purifying assembly further comprises an electrostatic purifying mechanism (b), the electrostatic purifying mechanism (b) comprises an electrostatic unit (b 2) with a cylindrical structure, oil smoke passes through the electrostatic unit (b 2) from the inner side to the outer side of the electrostatic unit (b 2) to be adsorbed and purified, the fan assembly (3) comprises an impeller (c) driven by a motor, the impeller (c) is arranged at the axis of the electrostatic unit (b 2) with the cylindrical structure, the rotation axial direction of the impeller (c) is along the axial direction of the electrostatic unit with the cylindrical structure, and the impeller (c) is a centrifugal impeller with axial air inlet and radial air outlet;

The impeller (c) is provided with a plurality of liquid flow channels (c 1) which are distributed at intervals along the circumferential direction of the impeller (c), the outlet of the liquid flow channel (c 1) faces the radial outer side of the impeller (c), and the inlet of the liquid flow channel (c 1) is close to the radial inner side of the impeller (c);

the impeller (c) is provided with an interlayer (c 2) perpendicular to the rotation axis direction of the impeller (c), the impeller (c) is also provided with a top plate layer (c 4) parallel to the interlayer (c 2), a plurality of runner blade plates (c 5) connected between the interlayer (c 4) and the interlayer (c 2) are arranged between the interlayer (c 4) and the interlayer (c 2), the runner blade plates (c 5) are distributed along the rotation circumferential direction of the impeller (c), and the liquid runner (c 1) is formed by an area between two adjacent runner blade plates (c 5).

2. The dining table with the oil fume purifying system according to claim 1, wherein the table body (1) is provided with an opening on a table top (11) thereof, the suction air duct (2) comprises an upper air collecting box body (23), an air guide pipe (24) and a lower air collecting box body (25) which are sequentially communicated, the upper air collecting box body (23) is integrally in a groove shape and is arranged in the opening of the table top (11), the stove (5) is arranged at the bottom of the upper air collecting box body (23), and the cooker (4) is placed in the groove of the upper air collecting box body (23) and is positioned above the stove (5).

3. The dining table with the oil fume purifying system according to claim 2, wherein the mouth of the groove-shaped upper air collecting box body (23) is provided with an air homogenizing ring (22) encircling the periphery of the circumference of the pot (4), and the air homogenizing ring (22) is provided with a plurality of oil fume inlets (21) distributed along the circumference of the pot (4).

4. Dining table with lampblack purification system according to claim 2, characterized in that the air guide pipes (24) are arranged at intervals along the circumference of the pot (4).

5. A dining table with a fume purification system according to any one of claims 2 to 4, wherein said lower air collection box (25) is in butt joint with the air inlet of the fan assembly (3), and the air outlet of said fan assembly (3) is connected to the purification assembly.

6. Dining table with oil fume purification system according to any one of claims 1 to 4, characterized in that a foreign body barrier net (26) is arranged in the suction duct (2).

7. The dining table with oil fume purification system according to claim 1, wherein the first temperature is 30-50 ℃.

8. A dining table with a fume purification system according to claim 1, wherein said temperature control assembly controls the activated carbon layer (a 1) to be at a second temperature for desorption.

9. The dining table with oil fume purification system according to claim 8, wherein said second temperature is 100-200 ℃.

10. The dining table with oil fume purification system according to claim 1, wherein said temperature control assembly comprises a heat source for heating the activated carbon layer (a 1), said heat source being an electric heating element.

11. The dining table with fume purification system according to claim 10, wherein said electric heating element comprises one or more of heating wire, PTC ceramic heating element, silicon carbide rod, infrared heater, microwave heating device.

12. The dining table with oil fume purification system according to claim 1, wherein said temperature control assembly comprises a temperature control power supply (a 7), said temperature control power supply (a 7) being electrically connected to the activated carbon layer (a 1) for energizing the activated carbon layer (a 1).

13. The dining table with the oil fume purifying system according to claim 12, wherein the outer surface of the active carbon layer (a 1) is provided with an insulating net (a 8).

14. The dining table with the oil fume purification system according to claim 12, wherein the temperature control assembly further comprises a control unit (a 4) and a temperature sensor (a 5) arranged on the activated carbon layer (a 1), and the control unit (a 4) receives monitoring information of the temperature sensor (a 5) to adjust the power of the temperature control assembly to maintain the temperature stability of the activated carbon layer (a 1).

15. The dining table with the oil fume purifying system according to claim 14, wherein the temperature control component further comprises a gas state sensor arranged on the air outlet side and/or the air inlet side of the activated carbon layer (a 1), the gas state sensor comprises at least one of an air volume and wind pressure sensor and a humidity sensor, and the control unit (a 4) receives monitoring information of the gas state sensor so that the temperature control component can adjust the temperature of the activated carbon layer (a 1).

16. A dining table with fume purifying system according to any of claims 7 to 15, wherein said electrostatic purifying mechanism (b) further comprises an electrostatic power supply (b 1), said electrostatic unit (b 2) comprises two mesh layers separated by insulation, the positive and negative poles of the electrostatic power supply (b 1) are respectively connected with one mesh layer to form an electrostatic positive pole (b 3) and an electrostatic negative pole (b 4), and fume passes through the mesh of the electrostatic unit (b 2) to be purified.

17. Dining table with fume purification system according to claim 16, characterized in that the electrostatic anode (b 3) and the electrostatic cathode (b 4) are bent into a zigzag structure.

18. The dining table with the oil fume purifying system according to claim 16, wherein the electrostatic anode (b 3) and the electrostatic cathode (b 4) are covered with an insulating coating.

19. The dining table with fume purification system according to claim 16, wherein said electrostatic unit further comprises a first insulating layer (b 5) arranged between the electrostatic positive electrode (b 3) and the electrostatic negative electrode (b 4), the first insulating layer (b 5) being a mesh layer.

20. A dining table with a fume purification system according to any one of claims 17 to 19, wherein said electrostatic unit is wound in a single layer tubular structure;

or a plurality of static units are respectively wound into a single-layer cylindrical structure with different calibers, and then are sleeved together to form a cylindrical structure with a plurality of layers of rings;

Or the electrostatic units are spirally wound to form a cylindrical structure, and the cylindrical structure comprises a region where at least two layers of electrostatic units are overlapped in the radial direction.

21. Dining table with lampblack purification system according to claim 20, characterized in that a second insulating isolation layer (b 6) is arranged between the overlapping electrostatic units, the second insulating isolation layer (b 6) being a mesh layer.

22. A dining table with a fume purification system according to claim 21, characterized in that said second insulating and isolating layer (b 6) is spirally wound together with the electrostatic unit and that said second insulating and isolating layer (b 6) covers the whole inner side wall surface and the whole peripheral wall surface of the tubular structure.

23. A dining table with a lampblack purification system according to claim 20, characterized in that the activated carbon layer (a 1) is of a cylindrical structure and surrounds the periphery of the electrostatic unit of the cylindrical structure, and lampblack passing through the electrostatic unit continues to pass outwards out of the activated carbon layer (a 1) for purification treatment.

24. A dining table with a lampblack purification system according to claim 20, characterized in that a liquid supply mechanism is further provided, the liquid supply mechanism comprises a liquid supply head (d 1) for supplying liquid to the impeller (c), the liquid supply head (d 1) faces towards an inlet of the liquid flow channel (c 1) near the radial inner side of the impeller (c), and the impeller (c) centrifugally throws the liquid conveyed by the liquid supply head (d 1) towards the radial outer side.

25. The dining table with oil fume purification system according to claim 24, wherein said liquid supply mechanism further comprises a liquid storage tank (d 2), a pump (d 3) and a collecting tank (d 4) arranged below the electrostatic unit, said liquid storage tank (d 2), pump (d 3), liquid supply head (d 1) and collecting tank (d 4) being connected by pipelines for circulating liquid supply.

26. A dining table with a fume purification system according to claim 24, characterized in that an ozone generator (6) is also provided, the ozone generated by said ozone generator (6) is led to the impeller (c) and centrifuged out by it to mix with the fume, liquid.

27. A dining table with a fume purification system according to claim 24, wherein the diameter width of said liquid flow channel (c 1) is gradually reduced towards the radial outside.

28. A dining table with a fume purification system according to claim 24, wherein the outlet of the liquid flow channel (c 1) is slit-like.

29. A dining table with a fume purification system according to claim 28, characterized in that the edge of the slit-like outlet is further provided with a number of teeth-like protrusions (c 6).

30. A dining table with a lampblack purification system according to claim 24, characterized in that one side of the barrier layer (c 2) is provided with a liquid flow channel (c 1), and the other side of the barrier layer (c 2) is provided with blades (c 3) for axial air inlet and radial air outlet.

31. A dining table with a fume purification system according to any one of claims 24 to 30, wherein the fan assembly (3) is further provided with an annular shroud (c 9) surrounding and spaced from the peripheral periphery of the impeller (c), the annular shroud (c 9) and the impeller (c) forming a flow guide channel (c 10) therebetween.

32. A dining table with a fume purification system according to claim 31, characterized in that the outlet of the flow guide channel (c 10) is directed towards the axial direction of the electrostatic unit of the cylindrical structure.

33. The dining table with the oil fume purifying system according to claim 32, wherein a plurality of air guiding sheets (c 11) are arranged in the flow guiding channel (c 10) at intervals along the circumferential direction of the impeller (c), and the air guiding sheets (c 11) are inclined to the rotation axial direction of the impeller (c).