CN220405212U - Zeolite runner waste gas treatment equipment for automobile coating - Google Patents
Zeolite runner waste gas treatment equipment for automobile coating Download PDFInfo
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- CN220405212U CN220405212U CN202321634827.9U CN202321634827U CN220405212U CN 220405212 U CN220405212 U CN 220405212U CN 202321634827 U CN202321634827 U CN 202321634827U CN 220405212 U CN220405212 U CN 220405212U
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- zeolite
- pipeline
- zeolite runner
- runner
- gas treatment
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- 229910021536 Zeolite Inorganic materials 0.000 title claims abstract description 89
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 title claims abstract description 89
- 239000010457 zeolite Substances 0.000 title claims abstract description 89
- 239000002912 waste gas Substances 0.000 title claims abstract description 21
- 239000011248 coating agent Substances 0.000 title claims abstract description 20
- 238000000576 coating method Methods 0.000 title claims abstract description 20
- 238000001179 sorption measurement Methods 0.000 claims abstract description 23
- 238000002485 combustion reaction Methods 0.000 claims abstract description 21
- 238000003795 desorption Methods 0.000 claims abstract description 20
- 238000001816 cooling Methods 0.000 claims abstract description 11
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 7
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 7
- 239000007789 gas Substances 0.000 claims description 30
- 238000001514 detection method Methods 0.000 claims description 5
- 239000010815 organic waste Substances 0.000 description 10
- 230000006872 improvement Effects 0.000 description 7
- 239000012855 volatile organic compound Substances 0.000 description 7
- 239000000428 dust Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000007781 pre-processing Methods 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 239000012752 auxiliary agent Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000001172 regenerating effect Effects 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 239000002918 waste heat Substances 0.000 description 2
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 238000007084 catalytic combustion reaction Methods 0.000 description 1
- 210000003169 central nervous system Anatomy 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 238000006552 photochemical reaction Methods 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Treating Waste Gases (AREA)
Abstract
The utility model discloses a zeolite runner waste gas treatment device for automobile coating, which comprises a pretreatment device, a zeolite runner concentration device, a heat accumulating type combustion device and a control box, wherein the pretreatment device comprises a primary filter screen, a middle-effect filter screen and an active carbon layer, the zeolite runner concentration device comprises two zeolite runners arranged side by side, each zeolite runner is divided into an adsorption area, a desorption area and a cooling area, each zeolite runner is connected with a driving device, the rotating speeds of the two zeolite runners are different, and the heat accumulating type combustion device comprises a combustion chamber and an exhaust pipe.
Description
Technical Field
The utility model belongs to the field of waste gas treatment, and particularly relates to zeolite runner waste gas treatment equipment for automobile coating.
Background
The automobile coating is an important link in the automobile production process, and the coating used for the automobile coating mainly comprises resin, an auxiliary agent, pigment and filler and a solvent, wherein the solvent and the auxiliary agent gradually volatilize in the processes of spraying, volatilizing and drying the coating to form organic waste gases (VOCs). The organic waste gas is discharged into the atmosphere, and under certain conditions, the ozone layer is seriously damaged by photochemical reaction, so that the quality of the atmosphere is influenced, and meanwhile, if the organic waste gas works in an environment containing high-concentration organic waste gas for a long time, the central nervous system of a person is damaged, and the health of an operator is seriously influenced. Therefore, the organic waste gas should be treated by adopting a purifying measure before being discharged so as to meet the discharge standard of the waste gas. The existing common waste gas treatment method is a zeolite adsorption method, which mainly utilizes the characteristics of low-temperature adsorption and high-temperature desorption of a zeolite rotating wheel to adsorb organic compounds in waste gas and realize harmless treatment of the waste gas through catalytic combustion. However, the existing zeolite runner exhaust gas treatment device has high operation cost, incomplete adsorption and low standard reaching rate, so that a novel zeolite runner exhaust gas treatment device needs to be developed to solve the problems.
Disclosure of Invention
In order to solve the problems, the utility model discloses zeolite runner waste gas treatment equipment for automobile coating, which is designed scientifically, only one outlet is reserved, various energies are recycled internally, the adsorption efficiency and the waste gas treatment efficiency of the whole equipment are improved, and the equipment is energy-saving and environment-friendly.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
the utility model provides a zeolite runner exhaust-gas treatment equipment for automobile coating, includes preprocessing device, zeolite runner enrichment facility, heat accumulation formula burner and control box, preprocessing device includes first effect filter screen, well effect filter screen and active carbon layer, zeolite runner enrichment facility includes two zeolite runners that set up side by side, zeolite runner divide into adsorption zone, desorption zone and cooling zone, and a drive arrangement is connected to every zeolite runner, and the rotational speed of two zeolite runners is different, and heat accumulation formula burner includes combustion chamber and blast pipe, and waste gas passes through the adsorption zone of pipeline I preceding preprocessing device entering zeolite runner, and the desorption zone of rethread pipeline II intercommunication zeolite runner connects the combustion chamber through the pipeline III, wherein is equipped with air-blower and heater on the pipeline II, stretches out pipeline four and connects pipeline III behind the cooling zone of zeolite runner on the pipeline IV in addition, is equipped with air-blower II on the combustion chamber side, the export setting of pipeline V is between heater and pipeline IV import, the control box is connected with the control valve on each pipeline.
As an improvement of the utility model, the end face of the zeolite rotating wheel is honeycomb-shaped.
As an improvement of the utility model, a temperature and humidity detection device is arranged on the first pipeline.
As an improvement of the utility model, the first pipeline is provided with a return pipe which is connected with the pretreatment device.
As an improvement of the utility model, the driving device comprises a servo motor and an internal tooth belt, the zeolite rotating wheel is vertically arranged on the bracket, external teeth are arranged on the outer side of the zeolite rotating wheel, and the servo motor is connected with the external teeth through the internal tooth belt.
As an improvement of the utility model, the second pipeline is provided with a thermometer, and the thermometer is arranged between the heater and the zeolite rotating wheel.
As an improvement of the utility model, the exhaust pipe is provided with an air analyzer.
The beneficial effects of the utility model are as follows:
(1) The pretreatment device is additionally arranged, so that the humidity and dust amount of the waste gas are reduced, the adsorption capacity of the rotating wheel can be ensured, and the service life of zeolite is prolonged;
(2) The zeolite rotating wheel concentration device adopts two zeolite rotating wheels with different rotation rates, so that adsorption areas alternately appear, and the treatment efficiency of waste gas can be improved;
(3) Only one outlet is reserved, one part of the gas passing through the adsorption zone is heated and then used for high-temperature desorption, the other part of the gas is cooled, the waste heat of the combustion chamber is used for preheating the desorbed gas, the energy is saved, and the desorption efficiency of the zeolite rotating wheel is improved;
(4) The zeolite can adsorb organic waste gas VOCs, concentrate to 5-20 times degree, release after hot air desorption and handle, recycle, adsorb, desorption efficient, the equipment cost of handling is lower, space demand diminishes, easy operation, energy-concerving and environment-protective.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic view of a zeolite wheel according to the present utility model.
List of drawing identifiers:
1. the pretreatment device comprises a pretreatment device 2, a zeolite rotating wheel concentration device 3, a heat accumulating type combustion device 4, a control box 5, a primary filter screen 6, a secondary filter screen 7, an active carbon layer 8, a zeolite rotating wheel 9, an adsorption zone 10, a desorption zone 11, a cooling zone 12, a combustion chamber 13, an exhaust pipe 14, a first pipeline 15, a second pipeline 16, a third pipeline 17, a first blower 18, a heater 19, a fourth pipeline 20, a second blower 21, a fifth pipeline 22, a temperature and humidity detection device 23, a return pipe 24, a servo motor 25, an internal tooth belt 26, an external tooth 27, a thermometer 28 and an air analyzer.
Detailed Description
The present utility model is further illustrated in the following drawings and detailed description, which are to be understood as being merely illustrative of the utility model and not limiting the scope of the utility model.
As shown in the figure, the zeolite runner exhaust gas treatment equipment for automobile coating comprises a pretreatment device 1, a zeolite runner concentration device 2, a regenerative combustion device 3 and a control box 4, wherein the pretreatment device comprises a primary filter screen 5, a middle-effect filter screen 6 and an active carbon layer 7, the zeolite runner concentration device 2 comprises two zeolite runners 8 which are arranged side by side, the end face of the zeolite runner 8 is in a honeycomb shape, the zeolite runners 8 are divided into an adsorption area 9, a desorption area 10 and a cooling area 11, each zeolite runner 8 is connected with a driving device, the rotating speeds of the two zeolite runners 8 are different, the regenerative combustion device 3 comprises a combustion chamber 12 and an exhaust pipe 13, exhaust gas enters the adsorption area 9 of the zeolite runner from the pretreatment device 1 through a pipeline I14, then is communicated with the desorption area 10 of the zeolite runner through a pipeline II, and finally is connected with the combustion chamber 12 through a pipeline III 16, wherein a blower 17 and a heater 18 are arranged on the pipeline II, in addition, a pipeline IV 19 is connected with the rear end face of the cooling area 11 of the zeolite runner, a pipeline II 20 is arranged on the pipeline IV 19, the combustion chamber 12 is provided with a pipeline II, a pipeline III is arranged on the side 21, a pipeline II is connected with a five-way 21, and a control valve is arranged between the inlet of the pipeline II and the control box 4.
According to the zeolite runner waste gas treatment equipment for automobile coating, waste gas enters an adsorption zone 9 of a zeolite runner from a pretreatment device 1 through a first pipeline 14 during operation, zeolite in the zeolite runner adsorbs organic waste gas VOCs, part of the discharged gas is heated by a heater 18, enters a desorption zone 10 of the zeolite runner from a second pipeline 15, carries out high-temperature desorption on the concentrated organic waste gas VOCs, enters a combustion chamber 12 from a third pipeline 16, and is fully combusted and discharged through an exhaust pipe 13; the other part of gas in the second pipeline 15 enters the cooling zone 11 of the zeolite runner from the fourth pipeline 19 to cool the zeolite, and finally, the zeolite is collected into the third pipeline 16, the device only keeps one outlet (the exhaust pipe 13), the internal energy is fully utilized, the waste heat of the combustion chamber 12 can be used for preheating desorption gas through the fifth pipeline 21, the energy is saved, and the desorption efficiency of the zeolite runner is improved.
The utility model relates to a zeolite runner exhaust gas treatment device for automobile coating, which is additionally provided with a pretreatment device, and comprises a primary filter screen 5, a middle-effect filter screen 6 and an active carbon layer 7, wherein the primary filter screen 5 mainly removes dust of 5 microns, the middle-effect filter screen 6 mainly removes dust of 1-5 microns, the active carbon layer 7 is used for removing high boiling point substances in exhaust gas, and the adsorption capacity of the runner can be ensured and the service life of zeolite can be prolonged by reducing the humidity and the dust amount of the exhaust gas.
According to the zeolite rotating wheel, the zeolite can adsorb organic waste gas VOCs, the concentration is 5-20 times, the organic waste gas VOCs are released for treatment after being desorbed by hot air (hot air passes through the desorption zone 10 and burns the VOCs adsorbed by the zeolite rotating wheel 8 at 800 ℃), the zeolite rotating wheel is used in a circulating manner through adsorption, desorption, cooling and adsorption, the efficiency is high, the treatment equipment cost is lower, the space requirement is reduced, the operation is simple, and the energy conservation and the environment protection are realized. The zeolite rotating wheel concentration device 2 adopts two zeolite rotating wheels 8, and the rotation rates are different, so that adsorption areas alternately appear, and the treatment efficiency of waste gas can be improved.
The first pipeline 14 is provided with the temperature and humidity detection device 22, and the temperature and humidity signals of the waste gas processed by the pretreatment device are transmitted to the control box 4 to reduce the humidity of the waste gas, so that the adsorption capacity of the rotating wheel can be ensured, and if the adsorption capacity of the rotating wheel cannot meet the requirement, the waste gas needs to be re-introduced into the pretreatment device 1 through the return pipe 23 on the first pipeline 14, and the flow rate of the control valve is reduced.
The driving device comprises a servo motor 24 and an internal tooth belt 25, wherein the zeolite rotating wheel 8 is vertically arranged on a bracket, external teeth 26 are arranged on the outer side of the zeolite rotating wheel 8, the servo motor 24 is connected with the external teeth 26 through the internal tooth belt 25, and the driving device can drive the zeolite rotating wheel 8 to rotate for adsorption, desorption and cooling circulation.
The second pipeline 15 is provided with a thermometer 27, and the thermometer 27 is arranged between the heater 18 and the zeolite rotating wheel 8 to ensure that the temperature reaches the preset temperature (180-200 ℃).
The exhaust pipe 13 is provided with the air analyzer 28, so that whether the exhausted air reaches the standard or not can be detected, and the detection result is sent to the control box.
It should be noted that the foregoing merely illustrates the technical idea of the present utility model and is not intended to limit the scope of the present utility model, and that a person skilled in the art may make several improvements and modifications without departing from the principles of the present utility model, which fall within the scope of the claims of the present utility model.
Claims (7)
1. The utility model provides a zeolite runner exhaust treatment equipment for automotive coating which characterized in that: the device comprises a pretreatment device, a zeolite runner concentrating device, a heat accumulating type combustion device and a control box, wherein the pretreatment device comprises a primary filter screen, a secondary filter screen and an active carbon layer, the zeolite runner concentrating device comprises two zeolite runners which are arranged side by side, each zeolite runner is divided into an adsorption area, a desorption area and a cooling area, each zeolite runner is connected with a driving device, the rotating speeds of the two zeolite runners are different, the heat accumulating type combustion device comprises a combustion chamber and an exhaust pipe, waste gas enters the adsorption area of the zeolite runner through the first pretreatment device, then passes through the second pretreatment device to be communicated with the desorption area of the zeolite runner, finally, the combustion chamber is connected through the third pipeline, wherein a blower and a heater are arranged on the second pipeline, the second pipeline is connected with the third pipeline after extending out of the cooling area of the fourth pipeline through the zeolite runner, the fourth pipeline is provided with the blower, the side edge of the combustion chamber is provided with the fifth pipeline which is connected with the second pipeline, the outlet of the fifth pipeline is arranged between the heater and the fourth pipeline inlet, and the control box is connected with a control valve on each pipeline.
2. A zeolite rotor exhaust gas treatment apparatus for automotive coating according to claim 1, characterized in that: the end face of the zeolite rotating wheel is honeycomb.
3. A zeolite rotor exhaust gas treatment apparatus for automotive coating according to claim 1, characterized in that: and a temperature and humidity detection device is arranged on the first pipeline.
4. A zeolite rotor exhaust gas treatment apparatus for automotive coating according to claim 3, characterized in that: and a return pipe is arranged on the first pipeline and connected with the pretreatment device.
5. A zeolite rotor exhaust gas treatment apparatus for automotive coating according to claim 1, characterized in that: the driving device comprises a servo motor and an internal tooth belt, the zeolite runner is vertically arranged on the support, external teeth are arranged on the outer side of the zeolite runner, and the servo motor is connected with the external teeth through the internal tooth belt.
6. A zeolite rotor exhaust gas treatment apparatus for automotive coating according to claim 1, characterized in that: and a thermometer is arranged on the second pipeline and is arranged between the heater and the zeolite rotating wheel.
7. A zeolite rotor exhaust gas treatment apparatus for automotive coating according to claim 1, characterized in that: and an air analyzer is arranged on the exhaust pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321634827.9U CN220405212U (en) | 2023-06-27 | 2023-06-27 | Zeolite runner waste gas treatment equipment for automobile coating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321634827.9U CN220405212U (en) | 2023-06-27 | 2023-06-27 | Zeolite runner waste gas treatment equipment for automobile coating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220405212U true CN220405212U (en) | 2024-01-30 |
Family
ID=89642670
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321634827.9U Active CN220405212U (en) | 2023-06-27 | 2023-06-27 | Zeolite runner waste gas treatment equipment for automobile coating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220405212U (en) |
-
2023
- 2023-06-27 CN CN202321634827.9U patent/CN220405212U/en active Active
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