CN113022400A - Vehicle armrest production process and device - Google Patents
Vehicle armrest production process and device Download PDFInfo
- Publication number
- CN113022400A CN113022400A CN202110341053.XA CN202110341053A CN113022400A CN 113022400 A CN113022400 A CN 113022400A CN 202110341053 A CN202110341053 A CN 202110341053A CN 113022400 A CN113022400 A CN 113022400A
- Authority
- CN
- China
- Prior art keywords
- air
- base material
- filtering
- sponge
- vehicle armrest
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/75—Arm-rests
- B60N2/79—Adaptations for additional use of the arm-rests
- B60N2/793—Adaptations for additional use of the arm-rests for use as storage compartments
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C9/00—Apparatus or plant for applying liquid or other fluent material to surfaces by means not covered by any preceding group, or in which the means of applying the liquid or other fluent material is not important
- B05C9/08—Apparatus or plant for applying liquid or other fluent material to surfaces by means not covered by any preceding group, or in which the means of applying the liquid or other fluent material is not important for applying liquid or other fluent material and performing an auxiliary operation
- B05C9/14—Apparatus or plant for applying liquid or other fluent material to surfaces by means not covered by any preceding group, or in which the means of applying the liquid or other fluent material is not important for applying liquid or other fluent material and performing an auxiliary operation the auxiliary operation involving heating or cooling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/04—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to gases
- B05D3/0406—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to gases the gas being air
- B05D3/0413—Heating with air
Landscapes
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Air-Conditioning For Vehicles (AREA)
Abstract
The invention relates to a production process of a vehicle armrest, which comprises the following processing steps: s1, preparing a cortex base material and a sponge which need to be used; s2, cutting the leather base material and the sponge; and S3, spraying glue on one surface of the sponge, drying, and sticking the glue-sprayed surface of the sponge on the upper surface of the upper cover of the vehicle armrest to enable the sponge to be flatly covered on the surface of the upper cover of the vehicle armrest. S4, pre-baking the leather base material, then performing glue spraying processing and secondary baking on one surface of the leather base material, and adhering the surface of the leather base material which is sprayed with glue to the vehicle armrest covered with the sponge; s5, stretching and flattening the leather base material and the sponge along the edges, fixing the leather base material and the sponge by using a nail gun, and finally cutting off the redundant leather base material and the sponge; and S6, mounting the upper cover of the vehicle armrest processed in the S5 on an armrest seat of the vehicle to obtain the vehicle armrest, wherein the production device for the production process sequentially comprises a cutting machine, a glue sprayer, an oven and a nail gun according to the processing steps.
Description
Technical Field
The invention relates to a vehicle armrest production process and a device thereof.
Background
Modern automobile technology is rapidly developed, in order to improve the utilization rate of limited space in an automobile, people usually arrange a seat armrest between two automobile seats, so that a driver or a passenger can rest on the seat armrest, and sundries such as paper towels and oil tickets are stored in the storage space of the seat armrest to save space, so that the armrest of the seat armrest needs to be frequently opened, in order to improve the use comfort of the seat armrest and effectively reduce the abrasion of the armrest, a leather sleeve is usually required to cover the upper surface of the armrest to prolong the service life of the armrest and improve the use comfort of the armrest, the production process of the vehicle armrest which is widely used at present is long in working time, high in processing efficiency and production cost, the production quality of the leather sleeve of the vehicle armrest is poor, harmful gas generated in the production process of the vehicle armrest is easy to pollute the production environment and damage the health of workers, there is thus a need for improvement.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a vehicle armrest production process and a vehicle armrest production device which are high in processing efficiency, low in production cost and good in production quality.
The technical scheme of the invention is realized as follows: a production process of a vehicle armrest is characterized by comprising the following steps: the method comprises the following processing steps:
s1, preparing a cortex base material and a sponge which need to be used;
s2, cutting the leather base material and the sponge according to the shape of the upper cover of the vehicle armrest, so that the surface of the leather base material and the surface of the sponge completely wrap the surface of the upper cover of the vehicle armrest, and the surface area of the leather base material and the surface area of the sponge are larger than that of the upper cover of the vehicle armrest;
and S3, spraying glue on one surface of the sponge, drying, and sticking the glue-sprayed surface of the sponge on the upper surface of the upper cover of the vehicle armrest to enable the sponge to be flatly covered on the surface of the upper cover of the vehicle armrest.
S4, pre-baking the leather base material, spraying glue on one surface of the leather base material, baking for the second time, and adhering the glue-sprayed surface of the leather base material to the upper surface of the upper cover of the vehicle armrest covered with the sponge to enable the leather base material to be evenly covered on the upper surface of the sponge;
s5, stretching and flattening the leather base material and the sponge along the edges, fixing the leather base material and the sponge by using a nail gun, and finally cutting off the redundant leather base material and the sponge;
and S6, mounting the vehicle armrest upper cover processed in the S5 on an armrest seat of the vehicle to obtain the vehicle armrest.
The thickness of the cortex base material is 5mm, and the thickness of the sponge is 6 mm;
the production device for the production process sequentially comprises a cutting machine, a glue sprayer, an oven and a nail gun according to the processing steps.
By adopting the technical scheme, the vehicle armrest is manufactured through the steps in the process of producing the vehicle armrest, the preparation process of the vehicle armrest is simplified, the processing efficiency of the vehicle armrest is improved, the production cost of the vehicle armrest is reduced, and the produced vehicle armrest is good in use comfort.
The invention is further configured to: the glue adopted in the glue sprayer comprises 35 parts, 25 parts, 21 parts, 3 parts, 5 parts and 3 parts of polyurethane, polymethylene polyphenyl polyisocyanate, synthetic resin emulsion, diluent, phosphoric acid, talcum powder and barium stearate.
By adopting the technical scheme, in the process of producing the vehicle armrest, the glue prepared from the components has moderate viscosity, the bonding effect of the glue can be improved, and the production quality of the vehicle armrest is improved.
The present invention is preferably: in the step S4, the pre-baking temperature of the leather base material is 55-65 ℃, and the baking time is 55 seconds.
Through adopting above-mentioned technical scheme, at the in-process of production vehicle handrail, the cortex base material that passes through the stoving more does benefit to and pastes on sponge and vehicle handrail.
The invention also discloses a device suitable for the production process of the vehicle armrest, which is characterized in that: the drying oven comprises an oven body, wherein a feeding hole and a discharging hole are formed in two sides of the oven body respectively, a multi-stage drying cavity is formed in the oven body and consists of a high-temperature cavity, a medium-temperature cavity and a low-temperature cavity, the medium-temperature cavity is located above the high-temperature cavity and the low-temperature cavity, a first feeding roller and a second feeding roller are arranged in the high-temperature cavity and the low-temperature cavity respectively, a third feeding roller and a fourth feeding roller are arranged on two sides of the medium-temperature cavity in a bilateral symmetry mode, the high-temperature cavity and the low-temperature cavity are communicated with each other through a ventilation hole, a first electric heater is arranged in the medium-temperature cavity, and a second electric heater is arranged in the high-temperature.
Through adopting above-mentioned technical scheme, at the in-process of production vehicle handrail, the cortex base material moves along first feed roll, third feed roll, fourth feed roll and second feed roll to through high temperature chamber, well temperature chamber and low temperature chamber in proper order, heat in the high temperature chamber can be through circulation gas pocket transmission to the low temperature chamber in, through carrying out multistage stoving to the cortex base material, has promoted thermal cyclic utilization, has reduced energy resource consumption, has reduced manufacturing cost.
The invention is further configured to: the rear side of the oven body is provided with a dust filtering component, the dust filtering component comprises a filtering shell, the upper part of one side wall of the filtering shell, which is opposite to the oven body, is provided with an air inlet, the inner walls of the medium-temperature cavity and the low-temperature cavity are respectively provided with a circulating air outlet, the circulating air outlet is communicated with the air inlet through a connecting air pipe, a fan is arranged between the air inlet and the connecting air pipe, the side wall of the filtering shell, which is far away from one side of the oven body, is provided with a maintenance door plate, the filtering shell comprises an outer shell and an inner shell, an air layer is arranged between the outer shell and the inner shell, the outer shell is formed by a polyurethane composite plate, the inner shell is formed by foamed aluminum, a sheet type silencer is arranged in the filtering shell, a filter screen is arranged below the sheet type silencer, a high-voltage area, the low-voltage electric zone is internally provided with a dust collecting plate, the bottom end of the filtering shell is provided with an air outlet, the air outlet is serially connected with a formaldehyde filtering component, the inner wall of the high-temperature cavity is provided with a circulating air inlet, and the air outlet is connected with the circulating air inlet through a second connecting air pipe.
By adopting the technical scheme, in the process of producing the vehicle handrail, the fan operates to drive the air in the oven body to flow from the circulating air outlet to the connecting air pipe and enter the filtering shell through the air inlet, the noise generated in the air flowing process can be converted into heat energy through the resistance silencing principle of the sheet type silencer, so that the generation of the noise is reduced, the outer shell formed by the polyurethane composite board and the inner shell formed by the foamed aluminum are adopted, and the air layer between the outer shell and the inner shell can further convert the noise into the heat energy to be dissipated, so that the generation of the noise is further reduced, the dust in the oven body can enter the filtering shell along with the flow of the air, the dust is filtered for the first time when passing through the filter screen, larger dust particles in the dust are blocked, and then the dust enters the high-voltage electric area along with the flow of the air, dust particles are charged under the action of externally increased voltage in the process of passing through a high-voltage electric area, the charged dust is adsorbed on a dust collecting plate under the action of electric field force in the process of continuously moving through a low-voltage electric area, and finally the charged dust returns to a high-temperature cavity through a formaldehyde filtering component and a circulating air inlet from an air outlet, so that air in an oven body flows circularly, heat in the oven body is uniformly distributed, the formaldehyde filtering component can adsorb and purify harmful substances such as formaldehyde in the air, the dust collected in a filtering shell can be conveniently treated by maintaining a door plate, compared with the prior art, the dust collecting device can intensively collect the dust in the oven body, reduce the poor drying quality of a leather base material caused by the influence of the dust in the drying process, and adsorb and purify harmful gases such as formaldehyde produced in the drying process of the leather base material, prevent that the healthy impaired phenomenon from appearing because of harmful gas such as formaldehyde of staff, the heat that simultaneously can first electric heater and second electric heater produce flows along with air circulation and evenly distributed to high temperature chamber, well warm chamber and low temperature chamber in, further improves the stoving quality of cortex base material.
The invention is further configured to: the formaldehyde filtering component comprises a filtering box body, the filtering box body is fixedly arranged at the lower end of the filtering shell body, a polyamide fiber filtering layer, a main filtering layer, a high-efficiency filtering layer and a photocatalyst layer are arranged in the filtering box body, the polyamide fiber filtering layer, the main filtering layer, the high-efficiency filtering layer and the photocatalyst layer are sequentially arranged from top to bottom, the main filtering layer comprises an upper non-woven fabric filtering net and a lower non-woven fabric filtering net, and a beta-cyclodextrin formaldehyde adsorbent fixedly loaded with coconut shell activated carbon and fragrance-releasing chitosan is filled between the upper non-woven fabric filtering net and the lower non-woven fabric filtering net.
By adopting the technical scheme, in the process of producing the vehicle armrest, air in the oven body flows under the action of the fan and enters the filtering shell, dust in the air is removed by the filtering shell, the air enters the filtering box body, in the process that the air passes through the filtering box body, the polyamide fiber filtering layer and the high-efficiency filtering layer can further filter impurities such as dust in the air, the coconut shell activated carbon and the fragrance-releasing chitosan immobilized beta-cyclodextrin formaldehyde adsorbent in the main filtering layer can effectively purify and adsorb formaldehyde in the air, and the photocatalyst layer can further adsorb harmful gas in the purified air, so that the harmful substances generated in the drying process of the leather base material can be effectively absorbed and purified, and the harmful substances are prevented from flowing into the outside air to influence the body health of workers.
The invention is further configured to: a steady flow noise reduction assembly is arranged between the second connecting air pipe and the circulating air inlet and comprises a steady flow box body, a steady flow air inlet and a steady flow air outlet are arranged on the steady flow box body, the steady flow air inlet is positioned on the lower surface of the steady flow box body, the steady flow air outlet is positioned on the side wall of one side of the steady flow box body opposite to the circulating air inlet, the steady flow air outlet and the steady flow air inlet are respectively communicated with the circulating air inlet and the second connecting air pipe, a combing plate and an electric control butterfly valve are arranged in one end of the second connecting air pipe connected with the steady flow box body, a plurality of combing holes are arranged on the combing plate, the combing plate is positioned above the electric control butterfly valve, a fresh air pipe is connected onto the side wall of the second connecting air pipe, one end of the fresh air pipe is communicated with the second connecting air pipe, the air conditioner is characterized in that a spiral drainage plate is fixedly arranged in the flow stabilizing box body, the lateral wall of one side, opposite to the second connecting air pipe, of the drainage plate is abutted against the second connecting air pipe, the center of the drainage plate corresponds to the center of the circulating air inlet, the inner wall of the flow stabilizing box body and the outer wall of the drainage plate are both provided with noise reduction heat insulation layers, each noise reduction heat insulation layer is formed by glass wool, and a temperature sensor is arranged in the oven body.
By adopting the technical scheme, in the process of producing the vehicle handrail, air in the oven body flows under the action of the fan, the air enters the flow stabilizing box body through the second connecting air pipe and the flow stabilizing air inlet after passing through the filtering shell and the filtering box body, the electric control butterfly valve changes the static pressure at the end part of the second connecting air pipe connected with the flow stabilizing box body through the change of the opening degree in the process of entering the flow stabilizing box body, the fresh air entering the flow stabilizing box body through the fresh air pipe is reduced when the static pressure is increased, the fresh air entering the flow stabilizing box body through the fresh air pipe is increased when the static pressure is reduced, the temperature in the oven body can be monitored by the temperature sensor, so that a worker can timely control the opening degree of the electric control butterfly valve, supplement the fresh air in the oven body, control the temperature in the oven body by supplementing the fresh air, and keep the temperature in the oven body constant, the phenomenon of overhigh temperature is reduced, the turbulent flow in the air can be combed uniformly by the combing plate, so that the air can enter the steady flow box body uniformly, the noise generated by the turbulent flow in the air flowing process is reduced, the noise generated in the air flowing process can be converted into heat energy through friction and dissipated by the noise-reduction heat-insulation layer, the noise generated by the air flowing is further reduced, the air flows spirally along the flow guide plate after entering the flow-stabilizing box body, the air stably flows under the action of the drainage plate and enters the oven body through the circulating air inlet, the spirally flowing air can be uniformly and fully dispersed into the oven body when entering the oven body, thereby make the heat that first electric heater and second electric heater produced can be through the even abundant dispersion of air flow to high temperature chamber, well warm chamber and low temperature chamber in, further improved the oven-dry quality and the stoving effect of cortex matrix.
The invention is further configured to: and a flow sensor is arranged in the flow stabilizing box body and is positioned at the outlet of the second connecting air pipe.
Through adopting above-mentioned technical scheme, at the in-process of production vehicle handrail, flow sensor can monitor the flow of the air that flows into in the stationary flow box to control new trend replenishment volume that can be more accurate when supplementing the temperature in the fresh air control oven body, further improve the invariant of the temperature in the oven body.
The invention also discloses a use method of the device suitable for the vehicle armrest production process, which is characterized by comprising the following steps:
(1) preheating: and starting the first electric heater and the second electric heater, and enabling the leather base material to be dried to sequentially pass through the first feeding roller, the third feeding roller, the fourth feeding roller and the second feeding roller after the temperature in the oven body rises.
(2) And dust removal: the start-up fan, the air flow in the fan drives the oven body, air in the oven body enters into the connecting air pipe through the circulation air intake, the dust in the stoving box is along with the flow together removal of air, the air carries the dust and enters into and filters the casing through connecting air pipe and air intake, enter into the high-tension electricity district after the filter screen prefilter, the high-tension electricity district is with the dust lotus that passes through, the dust after the lotus enters into the low-tension electricity district along with the air flow and is adsorbed on the dust collecting plate under the effect of electric field force after that.
(3) And drying: after dust removal in the oven body, the leather base material moves along the first feeding roller, the third feeding roller, the fourth feeding roller and the second feeding roller and is dried through the high-temperature cavity, the medium-temperature cavity and the low-temperature cavity in sequence.
(4) And purifying: in the process of drying the leather base material, the leather base material generates harmful gas mainly comprising formaldehyde due to high-temperature baking, the generated formaldehyde enters the connecting air pipe through the circulating air inlet along with the flowing of air and enters the filtering box body through the filtering shell, and harmful components in the air are purified and adsorbed in the process of sequentially passing through the polyamide fiber filtering layer, the main filtering layer, the high-efficiency filter layer and the photocatalyst layer.
(5) And steady flow and constant temperature: after first electric heater and second electric heater produced the heat, the fan drove the air flow in the oven body, the air is at the in-process through the stationary flow box, comb the board and comb the air current evenly, then the air current can flow along the drainage plate spiral for the air current can scatter and flow, get back to the oven body by the circulation air intake at last, and with the even distribution of heat to the oven body, simultaneously through adjusting the static pressure of electric butterfly valve control second connecting air pipe exit, make the new trend pipe supply the new trend in to the oven body, the constancy of temperature in the control oven body.
(6) And noise reduction: in the process of drying the cortex base material, the sheet type silencer in the filtering shell and the filtering shell provided with the air layer can reduce the noise generated by air flow in the air circulation process, and the silencing heat-insulating layer in the flow stabilizing box body can further reduce the noise generated in the air circulation process.
By adopting the technical scheme, in the process of producing the vehicle handrail, the oven body can provide a clean and constant-temperature drying environment, the heat recycling is promoted through multi-stage drying, the energy is saved, the drying effect of the leather base material is improved, harmful gas generated and radiated in the drying process of the leather base material can be adsorbed and purified, the phenomenon that the physical health of workers is affected is reduced, meanwhile, the heat generated by the first electric heater and the second electric heater in the oven body can be uniformly dispersed into the high-temperature cavity, the medium-temperature cavity and the low-temperature cavity under the driving of the fan, meanwhile, the noise generated by air flow can be effectively eliminated, so that the leather base material can uniformly receive the heat in the drying process, the drying effect of the leather base material is further improved, and the device is simple and convenient to use and operate, compared with the prior art, the processing efficiency and the production quality of the vehicle armrest are improved, and the production cost of the vehicle armrest is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a structural schematic diagram of a left side view of the oven body.
FIG. 3 is a schematic view of a dust filter assembly.
Fig. 4 is a schematic structural diagram of a flow stabilizing and noise reducing assembly.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 4, the present invention discloses a vehicle armrest production process, in the embodiment of the present invention: the method comprises the following processing steps:
s1, preparing a cortex base material and a sponge which need to be used;
s2, cutting the leather base material and the sponge according to the shape of the upper cover of the vehicle armrest, so that the surface of the leather base material and the surface of the sponge completely wrap the surface of the upper cover of the vehicle armrest, and the surface area of the leather base material and the surface area of the sponge are larger than that of the upper cover of the vehicle armrest;
and S3, spraying glue on one surface of the sponge, drying, and sticking the glue-sprayed surface of the sponge on the upper surface of the upper cover of the vehicle armrest to enable the sponge to be flatly covered on the surface of the upper cover of the vehicle armrest.
S4, pre-baking the leather base material, spraying glue on one surface of the leather base material, baking for the second time, and adhering the glue-sprayed surface of the leather base material to the upper surface of the upper cover of the vehicle armrest covered with the sponge to enable the leather base material to be evenly covered on the upper surface of the sponge;
s5, stretching and flattening the leather base material and the sponge along the edges, fixing the leather base material and the sponge by using a nail gun, and finally cutting off the redundant leather base material and the sponge;
and S6, mounting the vehicle armrest upper cover processed in the S5 on an armrest seat of the vehicle to obtain the vehicle armrest.
The thickness of the cortex base material is 5mm, and the thickness of the sponge is 6 mm;
the production device for the production process sequentially comprises a cutting machine, a glue sprayer, an oven and a nail gun according to the processing steps.
By adopting the technical scheme, the vehicle armrest is manufactured through the steps in the process of producing the vehicle armrest, the preparation process of the vehicle armrest is simplified, the processing efficiency of the vehicle armrest is improved, the production cost of the vehicle armrest is reduced, and the produced vehicle armrest is good in use comfort.
In a specific embodiment of the invention: the glue adopted in the glue sprayer comprises 35 parts, 25 parts, 21 parts, 3 parts, 5 parts and 3 parts of polyurethane, polymethylene polyphenyl polyisocyanate, synthetic resin emulsion, diluent, phosphoric acid, talcum powder and barium stearate.
By adopting the technical scheme, in the process of producing the vehicle armrest, the glue prepared from the components has moderate viscosity, the bonding effect of the glue can be improved, and the production quality of the vehicle armrest is improved.
In a specific embodiment of the invention: in the step S4, the pre-baking temperature of the leather base material is 55-65 ℃, and the baking time is 55 seconds.
Through adopting above-mentioned technical scheme, at the in-process of production vehicle handrail, the cortex base material that passes through the stoving more does benefit to and pastes on sponge and vehicle handrail.
The invention also discloses a device suitable for the vehicle armrest production process, in the specific embodiment of the invention: the drying oven comprises an oven body 1, wherein a feeding hole 100 and a discharging hole 101 are respectively formed in two sides of the oven body 1, a multi-stage drying cavity is arranged in the oven body 1 and consists of a high-temperature cavity 2, a medium-temperature cavity 3 and a low-temperature cavity 4, the medium-temperature cavity 3 is positioned above the high-temperature cavity 2 and the low-temperature cavity 4, a first feeding roller 5 and a second feeding roller 6 are respectively arranged in the high-temperature cavity 2 and the low-temperature cavity 4, a third feeding roller 7 and a fourth feeding roller 8 are symmetrically arranged on two sides of the medium-temperature cavity 3, the high-temperature cavity 2 and the low-temperature cavity 4 are mutually communicated through a ventilation hole 9, a first electric heater 300 is arranged in the medium-temperature cavity 3, and a second electric heater 200 is arranged in the high-temperature cavity 2.
Through adopting above-mentioned technical scheme, at the in-process of production vehicle handrail, the cortex base material moves along first feed roll, third feed roll, fourth feed roll and second feed roll to through high temperature chamber, well temperature chamber and low temperature chamber in proper order, heat in the high temperature chamber can be through circulation gas pocket transmission to the low temperature chamber in, through carrying out multistage stoving to the cortex base material, has promoted thermal cyclic utilization, has reduced energy resource consumption, has reduced manufacturing cost.
In a specific embodiment of the invention: the rear side of the oven body 1 is provided with a dust filtering component, the dust filtering component comprises a filtering shell 10, the upper part of one side wall of the filtering shell 10 opposite to the oven body 1 is provided with an air inlet, the inner walls of the medium-temperature cavity 3 and the low-temperature cavity 4 are both provided with a circulating air outlet 11, the circulating air outlet 11 is communicated with the air inlet through a connecting air pipe 12, a fan 13 is arranged between the air inlet and the connecting air pipe 12, the side wall of the filtering shell 10 far away from one side of the oven body 1 is provided with a maintenance door plate 14, the filtering shell 10 comprises an outer shell 110 and an inner shell 111, an air layer 112 is arranged between the outer shell 110 and the inner shell 111, the outer shell 110 is formed by a polyurethane composite plate, the inner shell 111 is formed by foamed aluminum, the filtering shell 10 is provided with a sheet type silencer 15, and a filter screen, the below of filter screen 16 is provided with high-tension electricity district 17, the below in high-tension electricity district 17 is provided with low-tension electricity district 18, be provided with the dust collecting plate in the low-tension electricity district 18, the bottom of filtering casing 10 is provided with the air outlet, it is provided with formaldehyde filter assembly to establish ties on the air outlet, be provided with circulation air intake 19 on the inner wall in high temperature chamber 2, the air outlet passes through second connecting air pipe 20 and circulates air intake 19 and be connected.
By adopting the technical scheme, in the process of producing the vehicle handrail, the fan operates to drive the air in the oven body to flow from the circulating air outlet to the connecting air pipe and enter the filtering shell through the air inlet, the noise generated in the air flowing process can be converted into heat energy through the resistance silencing principle of the sheet type silencer, so that the generation of the noise is reduced, the outer shell formed by the polyurethane composite board and the inner shell formed by the foamed aluminum are adopted, and the air layer between the outer shell and the inner shell can further convert the noise into the heat energy to be dissipated, so that the generation of the noise is further reduced, the dust in the oven body can enter the filtering shell along with the flow of the air, the dust is filtered for the first time when passing through the filter screen, larger dust particles in the dust are blocked, and then the dust enters the high-voltage electric area along with the flow of the air, dust particles are charged under the action of externally increased voltage in the process of passing through a high-voltage electric area, the charged dust is adsorbed on a dust collecting plate under the action of electric field force in the process of continuously moving through a low-voltage electric area, and finally the charged dust returns to a high-temperature cavity through a formaldehyde filtering component and a circulating air inlet from an air outlet, so that air in an oven body flows circularly, heat in the oven body is uniformly distributed, the formaldehyde filtering component can adsorb and purify harmful substances such as formaldehyde in the air, the dust collected in a filtering shell can be conveniently treated by maintaining a door plate, compared with the prior art, the dust collecting device can intensively collect the dust in the oven body, reduce the poor drying quality of a leather base material caused by the influence of the dust in the drying process, and adsorb and purify harmful gases such as formaldehyde produced in the drying process of the leather base material, prevent that the healthy impaired phenomenon from appearing because of harmful gas such as formaldehyde of staff, the heat that simultaneously can first electric heater and second electric heater produce flows along with air circulation and evenly distributed to high temperature chamber, well warm chamber and low temperature chamber in, further improves the stoving quality of cortex base material.
In a specific embodiment of the invention: the formaldehyde filtering component comprises a filtering box body 21, the filtering box body 21 is fixedly arranged at the lower end of the filtering shell body 10, a polyamide fiber filtering layer 211, a main filtering layer 212, a high-efficiency filtering layer 213 and a photocatalyst layer 214 are arranged in the filtering box body 21, the polyamide fiber filtering layer 211, the main filtering layer 212, the high-efficiency filtering layer 213 and the photocatalyst layer 214 are sequentially arranged from top to bottom, the main filtering layer 212 comprises an upper non-woven fabric filtering net and a lower non-woven fabric filtering net, and a coconut shell activated carbon and a fragrance-releasing chitosan immobilized beta-cyclodextrin formaldehyde adsorbent are filled between the upper non-woven fabric filtering net and the lower non-woven fabric filtering net.
By adopting the technical scheme, in the process of producing the vehicle armrest, air in the oven body flows under the action of the fan and enters the filtering shell, dust in the air is removed by the filtering shell, the air enters the filtering box body, in the process that the air passes through the filtering box body, the polyamide fiber filtering layer and the high-efficiency filtering layer can further filter impurities such as dust in the air, the coconut shell activated carbon and the fragrance-releasing chitosan immobilized beta-cyclodextrin formaldehyde adsorbent in the main filtering layer can effectively purify and adsorb formaldehyde in the air, and the photocatalyst layer can further adsorb harmful gas in the purified air, so that the harmful substances generated in the drying process of the leather base material can be effectively absorbed and purified, and the harmful substances are prevented from flowing into the outside air to influence the body health of workers.
In a specific embodiment of the invention: a steady flow noise reduction assembly is arranged between the second connecting air pipe 20 and the circulating air inlet 19 and comprises a steady flow box body 22, a steady flow air inlet 221 and a steady flow air outlet 222 are arranged on the steady flow box body 22, the steady flow air inlet 221 is arranged on the lower surface of the steady flow box body 22, the steady flow air outlet 222 is arranged on the side wall of one side, opposite to the circulating air inlet 19, of the steady flow box body 22, the steady flow air outlet 222 and the steady flow air inlet 221 are respectively communicated with the circulating air inlet 19 and the second connecting air pipe 20, a flow combing plate 23 and an electric control butterfly valve 24 are arranged in one end, connected with the steady flow box body 22, of the second connecting air pipe 29, a plurality of flow combing holes are arranged on the flow combing plate 23, the flow combing plate 23 is arranged above the electric control butterfly valve 24, a new air pipe 25 is connected on the side wall of the, the other end is communicated with the outside air, the fresh air pipe 25 is located below the electric control butterfly valve 24, a spiral drainage plate 26 is fixedly arranged in the steady flow box body 22, the lateral wall of one side, opposite to the second connecting air pipe 20, of the drainage plate 26 abuts against the second connecting air pipe 20, the center of the drainage plate 26 corresponds to the center of the circulating air inlet 19, silencing heat insulation layers are arranged on the inner wall of the steady flow box body 22 and the outer wall of the drainage plate 26 and are made of glass wool, and a temperature sensor 27 is arranged in the oven body 1.
By adopting the technical scheme, in the process of producing the vehicle handrail, air in the oven body flows under the action of the fan, the air enters the flow stabilizing box body through the second connecting air pipe and the flow stabilizing air inlet after passing through the filtering shell and the filtering box body, the electric control butterfly valve changes the static pressure at the end part of the second connecting air pipe connected with the flow stabilizing box body through the change of the opening degree in the process of entering the flow stabilizing box body, the fresh air entering the flow stabilizing box body through the fresh air pipe is reduced when the static pressure is increased, the fresh air entering the flow stabilizing box body through the fresh air pipe is increased when the static pressure is reduced, the temperature in the oven body can be monitored by the temperature sensor, so that a worker can timely control the opening degree of the electric control butterfly valve, supplement the fresh air in the oven body, control the temperature in the oven body by supplementing the fresh air, and keep the temperature in the oven body constant, the phenomenon of overhigh temperature is reduced, the turbulent flow in the air can be combed uniformly by the combing plate, so that the air can enter the steady flow box body uniformly, the noise generated by the turbulent flow in the air flowing process is reduced, the noise generated in the air flowing process can be converted into heat energy through friction and dissipated by the noise-reduction heat-insulation layer, the noise generated by the air flowing is further reduced, the air flows spirally along the flow guide plate after entering the flow-stabilizing box body, the air stably flows under the action of the drainage plate and enters the oven body through the circulating air inlet, the spirally flowing air can be uniformly and fully dispersed into the oven body when entering the oven body, thereby make the heat that first electric heater and second electric heater produced can be through the even abundant dispersion of air flow to high temperature chamber, well warm chamber and low temperature chamber in, further improved the oven-dry quality and the stoving effect of cortex matrix.
In a specific embodiment of the invention: a flow sensor 28 is arranged in the flow stabilizing box body 22, and the flow sensor 28 is positioned at the outlet of the second connecting air pipe 20.
Through adopting above-mentioned technical scheme, at the in-process of production vehicle handrail, flow sensor can monitor the flow of the air that flows into in the stationary flow box to control new trend replenishment volume that can be more accurate when supplementing the temperature in the fresh air control oven body, further improve the invariant of the temperature in the oven body.
The invention also discloses a use method of the device suitable for the vehicle armrest production process, and in the specific embodiment of the invention: the method comprises the following steps:
(1) preheating: the first electric heater 300 and the second electric heater 200 are started, and after the temperature in the oven body 1 rises, the leather base materials to be dried sequentially pass through the first feeding roller 5, the third feeding roller 7, the fourth feeding roller 8 and the second feeding roller 6.
(2) And dust removal: start fan 13, the air flow in fan 13 drive oven body 1, the air in oven body 1 enters into connecting air pipe 12 through circulation air intake 11, the dust in the stoving box 1 is along with the removal of the flow of air, the air carries the dust and enters into and filters the casing 10 through connecting air pipe 12 and air intake, enter into high-tension electricity district 17 after filter screen 16 prefilter, high-tension electricity district 17 is with the dust lotus that passes through, the dust after the lotus is along with the air flow enters into low-tension electricity district 18 and is adsorbed on the dust collecting plate under the effect of electric field force.
(3) And drying: after dust removal in the oven body 1, the leather base material moves along the first feeding roller 5, the third feeding roller 7, the fourth feeding roller 8 and the second feeding roller 6 and is dried through the high-temperature cavity 2, the medium-temperature cavity 3 and the low-temperature cavity 4 in sequence.
(4) And purifying: in the process of drying the cortex base material, harmful gas, mainly formaldehyde, is generated by baking the cortex base material at high temperature, the generated formaldehyde enters the connecting air pipe 12 through the circulating air inlet 11 along with the flowing of air and enters the filtering box body 21 through the filtering shell body 10, and harmful components in the air are purified and adsorbed in the process of sequentially passing through the polyamide fiber filtering layer 211, the main filtering layer 212, the high-efficiency filtering layer 213 and the photocatalyst layer 214.
(5) And steady flow and constant temperature: after the first electric heater 300 and the second electric heater 200 generate heat, the fan 13 drives the air in the oven body 1 to flow, the air flows are combed uniformly by the combing plate 23 in the process of passing through the flow stabilizing box 22, then the air flows can flow spirally along the drainage plate 26, so that the air flows can be scattered and flow out, finally, the air flows return to the oven body 1 through the circulating air inlet 19, the heat is uniformly distributed in the oven body 1, and meanwhile, the static pressure at the outlet of the second connecting air pipe 20 is controlled by adjusting the electric butterfly valve 24, so that the fresh air pipe 25 supplements fresh air to the oven body 1, and the temperature in the oven body 1 is controlled to be constant.
(6) And noise reduction: the sheet type silencer 15 in the filtering shell 10 and the filtering shell 10 provided with the air layer 112 can reduce the noise generated by the airflow in the air circulation process in the drying process of the cortex base material, and the noise reduction and insulation layer in the flow stabilizing box body 22 can further reduce the noise generated in the air circulation process.
By adopting the technical scheme, in the process of producing the vehicle handrail, the oven body can provide a clean and constant-temperature drying environment, the heat recycling is promoted through multi-stage drying, the energy is saved, the drying effect of the leather base material is improved, harmful gas generated and radiated in the drying process of the leather base material can be adsorbed and purified, the phenomenon that the physical health of workers is affected is reduced, meanwhile, the heat generated by the first electric heater and the second electric heater in the oven body can be uniformly dispersed into the high-temperature cavity, the medium-temperature cavity and the low-temperature cavity under the driving of the fan, meanwhile, the noise generated by air flow can be effectively eliminated, so that the leather base material can uniformly receive the heat in the drying process, the drying effect of the leather base material is further improved, and the device is simple and convenient to use and operate, compared with the prior art, the processing efficiency and the production quality of the vehicle armrest are improved, and the production cost of the vehicle armrest is reduced.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (9)
1. A production process of a vehicle armrest is characterized by comprising the following steps: the method comprises the following processing steps:
s1, preparing a cortex base material and a sponge which need to be used;
s2, cutting the leather base material and the sponge according to the shape of the upper cover of the vehicle armrest, so that the surface of the leather base material and the surface of the sponge completely wrap the surface of the upper cover of the vehicle armrest, and the surface area of the leather base material and the surface area of the sponge are larger than that of the upper cover of the vehicle armrest;
and S3, spraying glue on one surface of the sponge, drying, and sticking the glue-sprayed surface of the sponge on the upper surface of the upper cover of the vehicle armrest to enable the sponge to be flatly covered on the surface of the upper cover of the vehicle armrest.
S4, pre-baking the leather base material, spraying glue on one surface of the leather base material, baking for the second time, and adhering the glue-sprayed surface of the leather base material to the upper surface of the upper cover of the vehicle armrest covered with the sponge to enable the leather base material to be evenly covered on the upper surface of the sponge;
s5, stretching and flattening the leather base material and the sponge along the edges, fixing the leather base material and the sponge by using a nail gun, and finally cutting off the redundant leather base material and the sponge;
and S6, mounting the vehicle armrest upper cover processed in the S5 on an armrest seat of the vehicle to obtain the vehicle armrest.
The thickness of the cortex base material is 5mm, and the thickness of the sponge is 6 mm;
the production device for the production process sequentially comprises a cutting machine, a glue sprayer, an oven and a nail gun according to the processing steps.
2. The process for producing a vehicle armrest according to claim 1, characterized in that: the glue adopted in the glue sprayer comprises 35 parts, 25 parts, 21 parts, 3 parts, 5 parts and 3 parts of polyurethane, polymethylene polyphenyl polyisocyanate, synthetic resin emulsion, diluent, phosphoric acid, talcum powder and barium stearate.
3. The process for producing a vehicle armrest according to claim 2, characterized in that: in the step S4, the pre-baking temperature of the leather base material is 55-65 ℃, and the baking time is 55 seconds.
4. An apparatus adapted for use in the vehicle armrest production process of claim 3, wherein: the drying oven comprises an oven body, wherein a feeding hole and a discharging hole are formed in two sides of the oven body respectively, a multi-stage drying cavity is formed in the oven body and consists of a high-temperature cavity, a medium-temperature cavity and a low-temperature cavity, the medium-temperature cavity is located above the high-temperature cavity and the low-temperature cavity, a first feeding roller and a second feeding roller are arranged in the high-temperature cavity and the low-temperature cavity respectively, a third feeding roller and a fourth feeding roller are arranged on two sides of the medium-temperature cavity in a bilateral symmetry mode, the high-temperature cavity and the low-temperature cavity are communicated with each other through a ventilation hole, a first electric heater is arranged in the medium-temperature cavity, and a second electric heater is arranged in the high-temperature.
5. The apparatus for a vehicle armrest production process according to claim 4, wherein: the rear side of the oven body is provided with a dust filtering component, the dust filtering component comprises a filtering shell, the upper part of one side wall of the filtering shell, which is opposite to the oven body, is provided with an air inlet, the inner walls of the medium-temperature cavity and the low-temperature cavity are respectively provided with a circulating air outlet, the circulating air outlet is communicated with the air inlet through a connecting air pipe, a fan is arranged between the air inlet and the connecting air pipe, the side wall of the filtering shell, which is far away from one side of the oven body, is provided with a maintenance door plate, the filtering shell comprises an outer shell and an inner shell, an air layer is arranged between the outer shell and the inner shell, the outer shell is formed by a polyurethane composite plate, the inner shell is formed by foamed aluminum, a sheet type silencer is arranged in the filtering shell, a filter screen is arranged below the sheet type silencer, a high-voltage area, the low-voltage electric zone is internally provided with a dust collecting plate, the bottom end of the filtering shell is provided with an air outlet, the air outlet is serially connected with a formaldehyde filtering component, the inner wall of the high-temperature cavity is provided with a circulating air inlet, and the air outlet is connected with the circulating air inlet through a second connecting air pipe.
6. An apparatus for use in a vehicle armrest production process according to claim 5, wherein: the formaldehyde filtering component comprises a filtering box body, the filtering box body is fixedly arranged at the lower end of the filtering shell body, a polyamide fiber filtering layer, a main filtering layer, a high-efficiency filtering layer and a photocatalyst layer are arranged in the filtering box body, the polyamide fiber filtering layer, the main filtering layer, the high-efficiency filtering layer and the photocatalyst layer are sequentially arranged from top to bottom, the main filtering layer comprises an upper non-woven fabric filtering net and a lower non-woven fabric filtering net, and a beta-cyclodextrin formaldehyde adsorbent fixedly loaded with coconut shell activated carbon and fragrance-releasing chitosan is filled between the upper non-woven fabric filtering net and the lower non-woven fabric filtering net.
7. The apparatus for a vehicle armrest production process according to claim 4, wherein: a steady flow noise reduction assembly is arranged between the second connecting air pipe and the circulating air inlet and comprises a steady flow box body, a steady flow air inlet and a steady flow air outlet are arranged on the steady flow box body, the steady flow air inlet is positioned on the lower surface of the steady flow box body, the steady flow air outlet is positioned on the side wall of one side of the steady flow box body opposite to the circulating air inlet, the steady flow air outlet and the steady flow air inlet are respectively communicated with the circulating air inlet and the second connecting air pipe, a combing plate and an electric control butterfly valve are arranged in one end of the second connecting air pipe connected with the steady flow box body, a plurality of combing holes are arranged on the combing plate, the combing plate is positioned above the electric control butterfly valve, a fresh air pipe is connected onto the side wall of the second connecting air pipe, one end of the fresh air pipe is communicated with the second connecting air pipe, the air conditioner is characterized in that a spiral drainage plate is fixedly arranged in the flow stabilizing box body, the lateral wall of one side, opposite to the second connecting air pipe, of the drainage plate is abutted against the second connecting air pipe, the center of the drainage plate corresponds to the center of the circulating air inlet, the inner wall of the flow stabilizing box body and the outer wall of the drainage plate are both provided with noise reduction heat insulation layers, each noise reduction heat insulation layer is formed by glass wool, and a temperature sensor is arranged in the oven body.
8. An apparatus for use in a vehicle armrest production process according to claim 7, wherein: and a flow sensor is arranged in the flow stabilizing box body and is positioned at the outlet of the second connecting air pipe.
9. Use of the device for the vehicle armrest production process according to claim 4, characterized by comprising the steps of:
(1) preheating: and starting the first electric heater and the second electric heater, and enabling the leather base material to be dried to sequentially pass through the first feeding roller, the third feeding roller, the fourth feeding roller and the second feeding roller after the temperature in the oven body rises.
(2) And dust removal: the start-up fan, the air flow in the fan drives the oven body, air in the oven body enters into the connecting air pipe through the circulation air intake, the dust in the stoving box is along with the flow together removal of air, the air carries the dust and enters into and filters the casing through connecting air pipe and air intake, enter into the high-tension electricity district after the filter screen prefilter, the high-tension electricity district is with the dust lotus that passes through, the dust after the lotus enters into the low-tension electricity district along with the air flow and is adsorbed on the dust collecting plate under the effect of electric field force after that.
(3) And drying: after dust removal in the oven body, the leather base material moves along the first feeding roller, the third feeding roller, the fourth feeding roller and the second feeding roller and is dried through the high-temperature cavity, the medium-temperature cavity and the low-temperature cavity in sequence.
(4) And purifying: in the process of drying the leather base material, the leather base material generates harmful gas mainly comprising formaldehyde due to high-temperature baking, the generated formaldehyde enters the connecting air pipe through the circulating air inlet along with the flowing of air and enters the filtering box body through the filtering shell, and harmful components in the air are purified and adsorbed in the process of sequentially passing through the polyamide fiber filtering layer, the main filtering layer, the high-efficiency filter layer and the photocatalyst layer.
(5) And steady flow and constant temperature: after first electric heater and second electric heater produced the heat, the fan drove the air flow in the oven body, the air is at the in-process through the stationary flow box, comb the board and comb the air current evenly, then the air current can flow along the drainage plate spiral for the air current can scatter and flow, get back to the oven body by the circulation air intake at last, and with the even distribution of heat to the oven body, simultaneously through adjusting the static pressure of electric butterfly valve control second connecting air pipe exit, make the new trend pipe supply the new trend in to the oven body, the constancy of temperature in the control oven body.
(6) And noise reduction: in the process of drying the cortex base material, the sheet type silencer in the filtering shell and the filtering shell provided with the air layer can reduce the noise generated by air flow in the air circulation process, and the silencing heat-insulating layer in the flow stabilizing box body can further reduce the noise generated in the air circulation process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110341053.XA CN113022400A (en) | 2021-03-30 | 2021-03-30 | Vehicle armrest production process and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110341053.XA CN113022400A (en) | 2021-03-30 | 2021-03-30 | Vehicle armrest production process and device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113022400A true CN113022400A (en) | 2021-06-25 |
Family
ID=76453035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110341053.XA Pending CN113022400A (en) | 2021-03-30 | 2021-03-30 | Vehicle armrest production process and device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113022400A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103668828A (en) * | 2013-11-28 | 2014-03-26 | 湖州埭溪振华工贸有限公司 | Energy-saving oven |
| CN103802703A (en) * | 2014-01-26 | 2014-05-21 | 东莞广泽汽车饰件有限公司 | Automobile handrail manufacturing technology |
| CN204620331U (en) * | 2015-05-04 | 2015-09-09 | 浙江索凡胶粘制品有限公司 | A kind of coating machine with baking oven |
| CN207711762U (en) * | 2017-10-25 | 2018-08-10 | 浙江兴昌风机有限公司 | A kind of vehicular air purifier |
| CN207745658U (en) * | 2017-11-30 | 2018-08-21 | 苏州格莱威科环保科技有限公司 | A kind of highly effective air purification air filter screen |
| CN109533264A (en) * | 2018-11-19 | 2019-03-29 | 江苏科技大学 | A kind of spiral flow channel variable air rate ventilation terminal peculiar to vessel |
-
2021
- 2021-03-30 CN CN202110341053.XA patent/CN113022400A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103668828A (en) * | 2013-11-28 | 2014-03-26 | 湖州埭溪振华工贸有限公司 | Energy-saving oven |
| CN103802703A (en) * | 2014-01-26 | 2014-05-21 | 东莞广泽汽车饰件有限公司 | Automobile handrail manufacturing technology |
| CN204620331U (en) * | 2015-05-04 | 2015-09-09 | 浙江索凡胶粘制品有限公司 | A kind of coating machine with baking oven |
| CN207711762U (en) * | 2017-10-25 | 2018-08-10 | 浙江兴昌风机有限公司 | A kind of vehicular air purifier |
| CN207745658U (en) * | 2017-11-30 | 2018-08-21 | 苏州格莱威科环保科技有限公司 | A kind of highly effective air purification air filter screen |
| CN109533264A (en) * | 2018-11-19 | 2019-03-29 | 江苏科技大学 | A kind of spiral flow channel variable air rate ventilation terminal peculiar to vessel |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202083040U (en) | An air conditioner with humidification function | |
| US20200182496A1 (en) | Air purification piece and air purification module | |
| JP2012520795A (en) | Pre-adjustable air unit with self-contained cooling module | |
| CN209325952U (en) | Air conditioner indoor unit and air conditioner with it | |
| CN102179140B (en) | Drying system used in airplane | |
| CN113022400A (en) | Vehicle armrest production process and device | |
| CN110966702A (en) | Aircraft ground fresh air ventilation device | |
| CN201813647U (en) | Intelligent ventilating energy-saving system applied in communication field | |
| CN205579930U (en) | Possesses total heat exchange new trend system device of cleaing away formaldehyde | |
| CN217876171U (en) | Integrated environment constant temperature and humidity system | |
| CN204084546U (en) | Three-dimensional switch type household heater | |
| CN206307039U (en) | Locomotive air conditioner failure emergency treatment device | |
| CN110435393B (en) | New energy automobile air conditioner tail suction type air intake system | |
| CN207729722U (en) | A kind of combined air processing group | |
| CN219505818U (en) | Vehicle-mounted oxygen supply system and automobile | |
| CN205261793U (en) | Terminal purifier of multi -functional air | |
| CN107514703A (en) | A kind of air adjustment clearing machine | |
| CN211372700U (en) | Aircraft ground fresh air ventilation device | |
| CN2463734Y (en) | Side-blowing air conditioner set with oil mist electrostatic purifying section | |
| CN211451206U (en) | Constant temperature dehumidification purification air conditioning unit | |
| CN209776107U (en) | intelligent temperature control device in energy-saving environment-friendly vehicle body | |
| CN206989407U (en) | A kind of B levels clean area energy-saving air conditioning system | |
| WO2016078661A1 (en) | Air-filter system for ventilation systems | |
| CN207162811U (en) | A kind of air adjustment purifier | |
| CN207401292U (en) | Toast organic exhaust gas heat energy recycling device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210625 |