Disclosure of Invention
The invention aims to solve the technical problems of large loss of effective heat energy and serious environment pollution caused by exhaust smoke in the prior integrated stove technology in the background art, provides the integrated stove with heat recovery and oil smoke purification, is an integrated stove for recovering waste heat in the exhaust smoke to prepare domestic hot water and purifying the exhaust smoke, can effectively solve the problems, and ensures the energy conservation, the simplicity, the environmental protection and the practicability of the device.
The invention provides an integrated stove integrating heat recovery and oil smoke purification, which comprises a waste heat absorption module and a purification module,
the waste heat absorption module comprises a heat exchange coil, a cold water inlet, a hot water tank, a water level controller, a water replenishing electromagnetic valve, a temperature controller, a water outlet electromagnetic valve and a hot water outlet, the hot water tank is arranged outside the integrated stove shell, the hot water tank is provided with the hot water outlet, the water level controller, the water replenishing electromagnetic valve, the temperature controller and the water outlet electromagnetic valve, the cold water inlet is connected with the inlet of the heat exchange coil, the hot water tank is connected with the outlet of the heat exchange coil, the cold water inlet is connected with a water tap through a pipeline, the water level controller and the water replenishing electromagnetic valve are linked to control cold water flowing in the cold water inlet, and the temperature controller and the water outlet electromagnetic valve are linked to control hot water in the;
the cleaning module comprises a washing device and a spraying device, the washing device is connected with the spraying device in series, the washing device comprises a water replenishing pipe, an upper exhaust pipe, a lower exhaust pipe, a regular dosing pipe and a washing tank, the washing tank is respectively connected with the upper exhaust pipe, the lower exhaust pipe, the regular dosing pipe and the water replenishing pipe, the heat exchange coil is immersed in the washing tank, an oil smoke inlet and an oil smoke outlet are formed in the washing tank, heat is dissipated into washing liquid of the washing tank through the oil smoke inlet, the spraying device comprises a spray head, the spray head is arranged at the oil smoke outlet and connected with the washing tank, oil smoke subjected to heat exchange and purification is discharged into a flue through the position, and the washing agent is sprayed through the spray head to secondarily purify the oil smoke at the oil smoke outlet and then discharged into the environment through the flue.
Preferably, the regular dosing pipe is positioned below the upper drainage pipe and is connected with the washing tank, the medicine enters the washing tank through the pipe periodically, and the medicine is mixed with water in the washing tank to form the washing liquid.
Preferably, the upper and lower drain pipes are disposed above and below the washing tub, respectively. The oil and fat in the oil smoke and other water-insoluble pollutants and products formed by chemical reaction with the washing liquid are respectively discharged out of the washing tank through the upper drainage pipe and the lower drainage pipe according to different densities.
Preferably, a floating ball limit valve is arranged on the liquid level of the washing tank, and when the liquid level of the washing tank drops and does not meet the requirement, the float of the floating ball limit valve also drops, so that the water supplement is controlled to flow into the washing tank from the water supplement pipe, and the liquid level rises to meet the requirement.
Preferably, a peristaltic pump is arranged between the spray head and the washing tank to provide power for conveying the washing liquid.
Preferably, the oil fume outlet is also provided with Raschig ring packing, the Raschig ring packing is positioned below the spray head, and the Raschig ring packing and a pipeline of the oil fume outlet form a packed tower together.
Preferably, a temperature sensor is arranged in the washing tank.
The heat recovery and oil smoke purification integrated stove has the beneficial effects that:
1. the invention provides the integrated cooker with the functions of heat recovery and oil smoke purification, which is characterized in that the loss of heat energy generated on the cooker and absorbed by a range hood is considered, the heat energy is effectively recovered by utilizing equipment such as a heat exchange coil pipe, the waste heat of exhaust smoke is recovered and used for preparing domestic hot water, the energy-saving benefit is outstanding, the system operation is simple, convenience is brought to life, and the application range of the traditional integrated cooker is expanded.
2. The invention purifies the oil smoke and then discharges the oil smoke into the environment, considers the pollution problem of the discharged untreated oil smoke to the environment, simultaneously avoids the adverse effect of the oil smoke with overhigh temperature to the environment, overcomes the problems of large loss of effective heat energy, serious pollution of smoke discharge and the like of the traditional integrated stove, obviously improves the effective utilization rate of the heat of the integrated stove, saves energy and protects the environment.
3. The invention reduces the temperature of high-temperature oil smoke gas discharged by the integrated stove, recycles part of heat energy generated on the stove and sucked away by the range hood, and maximizes the space of the integrated stove. Therefore, the invention improves the energy efficiency and the heat energy utilization rate of the integrated cooker while reducing the environment pollution caused by high-temperature oil smoke, and realizes the environmental protection and energy saving of the integrated cooker.
4. The invention purifies the oil smoke through the secondary purification device formed by serially connecting the washing device and the spraying device, ensures the purification effect of the system and has outstanding environmental protection benefit.
Detailed Description
The following detailed description of embodiments of the invention is provided in conjunction with the appended drawings:
the first embodiment is as follows: the present embodiment is explained with reference to fig. 1. The heat recovery and oil smoke purification integrated stove comprises a waste heat absorption module and a purification module,
the waste heat absorption module comprises a heat exchange coil 15, a cold water inlet 17, a hot water tank 18, a water level controller 19, a water supplementing electromagnetic valve 20, a temperature controller 21, a water outlet electromagnetic valve 22 and a hot water outlet 23, the hot water tank 18 is arranged outside the integrated stove shell 1, the hot water tank 18 is provided with the hot water outlet 23, the water level controller 19, the water supplementing electromagnetic valve 20, the temperature controller 21 and the water outlet electromagnetic valve 22, the cold water inlet 17 is connected with the inlet of the heat exchange coil 15, the hot water tank 18 is connected with the outlet of the heat exchange coil 15, the cold water inlet 17 is connected with a water tap through a pipeline, the water level controller 19 and the water supplementing electromagnetic valve 20 are in linkage control to enable cold water of the cold water inlet 17 to flow in, and the temperature controller 21 and the water outlet electromagnetic valve 22 are in linkage control to enable hot;
the purification module comprises a washing device and a spraying device which are connected in series, the washing device comprises a water replenishing pipe 8, an upper sewage discharge pipe 12, a lower sewage discharge pipe 13, a regular chemical feeding pipe 14 and a washing tank 16, the washing tank 16 is respectively connected with the upper sewage discharge pipe 12, the lower sewage discharge pipe 13, the periodic dosing pipe 14 and the water replenishing pipe 8, the heat exchange coil 15 is immersed in the washing tank 16, the washing tank 16 is provided with an oil smoke inlet 4 and an oil smoke outlet 5, the oil smoke inlet 4 radiates heat into the washing liquid in the washing tank 16, the spraying device comprises a spray head 7, the spray head 7 is arranged at the oil smoke outlet 5, the spray head 7 is connected with a washing tank 16, the oil smoke after heat exchange and purification is discharged into the flue 3 through the spray head 7, the detergent is sprayed by the spray head 7 to secondarily purify the oil smoke at the oil smoke outlet 5, and then the oil smoke is discharged to the environment through the flue 3.
The regular dosing pipe 14 is positioned below the upper drainage pipe 12 and is connected with the washing tank 16, the medicine enters the washing tank 16 through the pipe periodically, and the medicine is mixed with water in the washing tank 16 to form washing liquid.
The liquid level of the washing tank 16 is provided with a floating ball limiting valve 9, when the liquid level of the washing tank 16 drops and does not meet the requirement, the float of the floating ball limiting valve 9 also drops, and therefore the water replenishing is controlled to flow into the washing tank 16 from the water replenishing pipe 8, and the liquid level rises to meet the requirement.
The temperature sensor 11 is arranged in the washing tank 16, and the absorption effect of the washing liquid on the heat of the oil smoke is judged by observing the reflected temperature.
The waste heat absorption module and the purification module are arranged in the lower space of the integrated stove shell 1, so that the space utilization rate of the integrated stove can be improved, and the integrated stove is convenient to maintain and clean.
Cooking oil fume generated by cooking enters the waste heat absorption module to exchange heat with the heat exchange coil 15, and the heat in the cooking oil fume is recovered by the heat exchange coil 15 to be used for heating cold water flowing from the cold water inlet 17, so that domestic hot water for other activities in a kitchen is obtained. Through the heat recovery to the high temperature oil smoke gas, the temperature of the high temperature oil smoke gas that integrated kitchen discharged can reduce, and the heat energy of retrieving simultaneously can heat cold water and be used for preparing life hot water, for daily life service, has improved the thermal effective utilization ratio of integrated kitchen on the whole, realizes the purpose of energy saving, environmental protection.
The heat exchange coil 15 is immersed in the washing tank 16, an inlet and an outlet of the coil are respectively connected with a cold water port and a hot water tank 18, cold water flowing in through a cold water inlet 17 enters the heat exchange coil 15, and hot water in the coil flows to the hot water tank 18.
The oil smoke enters from the oil smoke inlet 4, heat is emitted to the washing liquid in the washing tank 16, the high-temperature washing liquid and the cold water in the heat exchange coil 15 perform heat exchange, and the temperature of the cold water rises after the cold water absorbs the heat.
The washing tank 16 is respectively connected with the upper drainage pipe 12, the lower drainage pipe 13, the periodic dosing pipe 14 and the water replenishing pipe 8, the water replenishing pipe 8 replenishes water in the washing tank 16, the medicine enters the washing tank 16 through the periodic dosing pipe 14 to be mixed with the water, and water-insoluble pollutants such as grease in the oil smoke and products formed by chemical reaction with the medicine are discharged out of the device through the upper drainage pipe 12 and the lower drainage pipe 13. The washing tank 16 is indirectly connected to the shower head 7 through a pipe. The spray head 7 is positioned at the oil smoke outlet 5, and the spray head 7 sprays the cleaning solution in the washing tank 16 in a spraying mode to secondarily purify the oil smoke at the oil smoke outlet 5. Through the secondary purification of the oil smoke, the content of pollutants in the oil smoke discharged by the integrated stove is reduced, and the purpose of protecting the environment is achieved.
The spray head 7 is provided with an oil smoke outlet 5 which is indirectly connected with the washing tank 16 through a pipeline, and the detergent is sprayed through the spray head 7 to secondarily purify the oil smoke at the oil smoke outlet 5, thereby providing secondary guarantee for the purification of the oil smoke.
The raschig ring packing 6 is positioned at the oil fume outlet 5 and forms a packing tower together with a pipeline of the oil fume outlet 5. Its percent opening is high, and the space is big, and the flux is big, and the resistance is little for gas and liquid in the packed tower can freely pass through, and the intraformational gas of filler and liquid distribution condition are comparatively good, and especially packing ring inner surface is wet by liquid easily, no matter how its position, and the liquid of sprinkling on the filler, some flow along the outer wall, some flow along the inner wall. The liquid dispersion degree is increased, and the utilization rate of the inner surface of the filler is improved.
The upper and lower drain pipes 12 and 13 are provided above and below the washing tub 16, respectively. The oil and fat in the oil smoke and other water-insoluble pollutants and products formed by chemical reaction with the washing liquid are discharged out of the washing tank 16 through the upper drain pipe 12 and the lower drain pipe 13 respectively according to different densities.
The peristaltic pump 10 is arranged in a pipeline connecting the washing tank 16 and the spray head 7, provides power for conveying washing liquid, circulates the washing liquid, and has the advantages of no pollution, high precision, low shearing force, good sealing property and simplicity in maintenance.
The specific operation process of the integrated stove integrating heat recovery and oil smoke purification comprises the following steps:
during the use of the kitchen range, oil smoke enters the system from the oil smoke inlet 4, firstly, heat is transferred to the washing tank 16, the heat exchange coil 15 absorbs the heat and exchanges heat with water in the pipe, the water in the pipe is heated, and the heated water flows into the hot water tank 18.
When the temperature controller 21 monitors that the temperature of the hot water in the hot water tank 18 reaches a set target, the water outlet electromagnetic valve 22 is controlled to be opened in an interlocking manner, and the hot water flows out through the hot water outlet 23.
When the water level controller 19 monitors that the water level of the hot water in the hot water tank 18 is lower than a set target, the water replenishing electromagnetic valve 20 is controlled to be opened in an interlocking mode, and cold water flows into the heat exchange coil 15 through the cold water inlet 17.
The cooking fume generated by cooking enters the washing tank 16 through the fume inlet 4 to be washed, and a large amount of harmful substances in the washing tank are removed.
The peristaltic pump 10 drives the washing liquid in the washing tank 16 to flow to the spray head 7 through the pipeline, the washing liquid is sprayed to the oil smoke of the oil smoke outlet 5 through the spray head 7 for secondary washing to remove PM in the oil smoke2.5And other harmful substances.
At regular intervals, the medicine enters the washing tank 16 through the regular medicine adding pipe 14, and the concentration of the washing liquid in the washing tower is ensured.
When the floating ball limiting valve 9 monitors that the liquid level of the washing tank 16 does not reach the set target, the water supplement enters the washing tank through the water supplement pipe 8.
The above-mentioned embodiments further explain the objects, technical solutions and advantages of the present invention in detail. It should be understood that the above-mentioned embodiments are only examples of the present invention, and are not intended to limit the present invention, and that the reasonable combination of the features described in the above-mentioned embodiments can be made, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.