CN220176469U - Rail guard automatic spraying equipment exhaust treatment system - Google Patents
Rail guard automatic spraying equipment exhaust treatment system Download PDFInfo
- Publication number
- CN220176469U CN220176469U CN202320358019.8U CN202320358019U CN220176469U CN 220176469 U CN220176469 U CN 220176469U CN 202320358019 U CN202320358019 U CN 202320358019U CN 220176469 U CN220176469 U CN 220176469U
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- CN
- China
- Prior art keywords
- spraying equipment
- oxidation furnace
- treatment system
- paint mist
- workshop
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- 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.)
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- 238000005507 spraying Methods 0.000 title claims abstract description 31
- 239000007789 gas Substances 0.000 claims abstract description 45
- 230000003647 oxidation Effects 0.000 claims abstract description 35
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 35
- 229910021536 Zeolite Inorganic materials 0.000 claims abstract description 30
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims abstract description 30
- 239000010457 zeolite Substances 0.000 claims abstract description 30
- 230000001172 regenerating effect Effects 0.000 claims abstract description 26
- 239000002918 waste heat Substances 0.000 claims abstract description 13
- 239000002912 waste gas Substances 0.000 claims abstract description 10
- 230000001681 protective effect Effects 0.000 claims abstract description 7
- 239000003973 paint Substances 0.000 claims description 34
- 239000003595 mist Substances 0.000 claims description 30
- 229920000742 Cotton Polymers 0.000 claims description 10
- 239000007921 spray Substances 0.000 claims description 6
- 238000003795 desorption Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 238000000746 purification Methods 0.000 abstract description 2
- 238000001179 sorption measurement Methods 0.000 abstract description 2
- 239000000428 dust Substances 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002808 molecular sieve Substances 0.000 description 2
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 2
- 239000012855 volatile organic compound Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 238000011045 prefiltration Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Landscapes
- Treating Waste Gases (AREA)
Abstract
The utility model provides a waste gas treatment system of automatic spraying equipment of a protective guard, which can treat and then discharge waste gas generated by the spraying equipment to meet the green requirement and can save energy and reduce emission, and comprises: the waste gas pretreatment component and the zeolite rotating wheel are sequentially connected to the air suction port of the spraying equipment workshop; the purified gas after the adsorption and purification of the zeolite rotating wheel enters a chimney for emission, the harmful gas adsorbed and concentrated in the zeolite rotating wheel is transmitted to a regenerative oxidation furnace, and the harmful gas of the regenerative oxidation furnace is transmitted to the chimney for emission after high-temperature oxidation. The regenerative oxidation furnace is also connected to a heat exchanger, and the waste heat gas in the regenerative oxidation furnace is supplied to the workshop through the heat exchanger and is connected to a waste heat unit of the spraying equipment workshop through the heat exchanger.
Description
Technical Field
The utility model relates to the field of spraying processing of protective guard, in particular to an exhaust gas treatment system of automatic protective guard spraying equipment.
Background
In the actual use process, the guard rail spraying workshop is provided with a dust removing part which is designed according to the total house dust removing and ventilation times of 10 times/hour, and specifically comprises 2 sets of 192 filter cartridge type dust removers, 2 sets of 32 filter cartridge type local dust removers and a matched fan. The dehumidifying part is also provided with 2 dehumidifiers, and adopts a mode of fresh air and circulated air to keep the workshop always in a mode of micro negative pressure. The waste gas treatment system can play an obvious role in degrading the paint mist concentration, but does not effectively treat the emission of harmful gas, so that the problems of environmental pollution and the like are caused.
Disclosure of Invention
The utility model aims to provide an exhaust gas treatment system of automatic spraying equipment for a protective guard, which can treat and then discharge exhaust gas generated by the spraying equipment, meets the green requirement and can save energy and reduce emission.
Embodiments of the present utility model are implemented as follows:
a rail guard automatic spray equipment exhaust gas treatment system, the exhaust gas treatment system comprising: the waste gas pretreatment component and the zeolite rotating wheel are sequentially connected to the air suction port of the spraying equipment workshop; the purified gas after the adsorption and purification of the zeolite rotating wheel enters a chimney for emission, the harmful gas adsorbed and concentrated in the zeolite rotating wheel is transmitted to a regenerative oxidation furnace, and the harmful gas of the regenerative oxidation furnace is transmitted to the chimney for emission after high-temperature oxidation.
In a preferred embodiment of the present utility model, each air suction port of the spray equipment workshop is connected with a paint mist pretreatment pipe, and paint mist filter cotton is disposed in the paint mist pretreatment pipe and can be replaced.
In a preferred embodiment of the present utility model, the paint mist pretreatment pipe includes an air suction inlet connection pipe, a fence-shaped paint mist treatment pipe, and a clean pressure tank connection header pipe, wherein the fence-shaped paint mist treatment pipe is formed by connecting a plurality of communication pipes with closed bottoms and cross sections, the top of each cross pipe is provided with a sealing cover, and paint mist filter cotton is filled in the cross pipe.
In a preferred embodiment of the present utility model, the exhaust gas pretreatment assembly includes a clean pressure tank, a dry filter and a first induced draft fan connected in sequence, an air inlet end of the clean pressure tank is connected to an air outlet end of a main pipe connected to the clean pressure tank, and the first induced draft fan is connected to the zeolite wheel.
In the preferred embodiment of the present utility model, the harmful gas is transferred to the regenerative oxidation furnace, and the zeolite wheel is connected to the regenerative oxidation furnace through a second induced draft fan, and the second induced draft fan is provided with a fresh air end.
In a preferred embodiment of the present utility model, the regenerative oxidation furnace is further connected to a heat exchanger, and the waste heat gas in the regenerative oxidation furnace is supplied to the workshop through the heat exchanger; the desorbed gas from the heat exchanger is coupled to the zeolite wheel by a third induced draft fan.
In a preferred embodiment of the present utility model, the waste heat gas in the regenerative oxidation furnace is supplied to the workshop through a heat exchanger, and is connected to a waste heat unit in the workshop of the spraying equipment through the heat exchanger.
In a preferred embodiment of the present utility model, the spraying equipment workshop is further provided with a dehumidifier unit.
The embodiment of the utility model has the beneficial effects that: the utility model is provided with the waste gas pretreatment component, the waste gas can be pretreated and then is filtered and purified by the zeolite rotating wheel for emission, the harmful gas reserved by the zeolite rotating wheel is also subjected to high-temperature oxidation treatment by the regenerative oxidation furnace for emission, and the waste heat in the regenerative oxidation furnace can be reused, so that the energy is saved and the emission is reduced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of an exhaust treatment system according to an embodiment of the present utility model;
FIG. 2 is a schematic diagram of a part of a paint mist pretreatment pipeline according to an embodiment of the utility model;
icon: the paint spraying device comprises a paint spraying device workshop 001, a paint mist pretreatment pipeline 110, paint mist filter cotton 111, an air suction inlet connecting pipe 112, a fence-shaped paint mist treatment pipe 113, a clean pressure box connecting header 114, a clean pressure box 121, a dry filter 122, a first induced draft fan 123, a zeolite rotating wheel 130, a second induced draft fan 131, a heat accumulating type oxidation furnace 140, a chimney 150, a heat exchanger 160, a dehumidifier unit 170 and a waste heat unit 180.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, are merely for convenience of describing the present utility model and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal," "vertical," "overhang," and the like do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
First embodiment
The embodiment provides a rail guard automatic spraying equipment exhaust gas treatment system, and this exhaust gas treatment system has updated the gas treatment mode after the spraying, and the whole system adopts on-line monitoring and PLC to realize automatic control.
Specifically, referring to fig. 1, the physical structure of the exhaust gas treatment system includes a spraying equipment workshop 001, a plurality of air suction openings are arranged in the spraying equipment workshop 001, each air suction opening is connected with a paint mist pretreatment pipe 110, and paint mist filter cotton 111 is arranged in the paint mist pretreatment pipe 110 for paint spraying and filtering, wherein the paint mist filter cotton 111 is replaceable.
Specifically, referring to fig. 2, the paint mist pretreatment pipe 110 includes a suction inlet connection pipe 112, a fence-shaped paint mist treatment pipe 113, and a clean pressure tank connection header 114, where the fence-shaped paint mist treatment pipe 113 is formed by connecting a plurality of connection pipes with cross-shaped cross sections, the cross-shaped connection pipes are closed at the bottoms, the top of each cross-shaped pipe is provided with a sealing cover, and paint mist filter cotton 111 is filled in the cross-shaped pipe. The cross pipeline is transparent pipeline, can observe the absorption condition of inside coating cloud from the outside, opens sealed lid and in time changes coating cloud filter pulp 111.
The paint mist pretreatment pipeline 110 is sequentially connected to an exhaust gas pretreatment component of an air suction port of a painting equipment workshop 001 and a zeolite rotating wheel 130; the purified gas absorbed and purified by the zeolite rotating wheel 130 enters a chimney for emission, the harmful gas absorbed and concentrated in the zeolite rotating wheel 130 is transmitted to the regenerative oxidation furnace 140, and the harmful gas in the regenerative oxidation furnace 140 is transmitted to the chimney 150 for emission after high-temperature oxidation.
Specifically, the waste gas pretreatment assembly includes the net pressure case 121 that connects gradually, dry filter 122 and first draught fan 123, net pressure case 121's air inlet end is connected net pressure case 121 and is connected the air-out end of house steward 114, first draught fan 123 is connected to zeolite runner 130, zeolite runner 130 is zeolite molecular sieve runner, zeolite runner 130 enters into regenerative oxidation furnace 140 after concentrating through the absorption, high temperature desorption, concrete zeolite runner 130 passes through second draught fan 131 and inserts to regenerative oxidation furnace 140, second draught fan 131 is provided with the new trend end, get into chimney 150 after high temperature oxidation and discharge.
The regenerative oxidation furnace 140 is further connected to a heat exchanger 160, the waste heat gas in the regenerative oxidation furnace 140 is supplied to the workshop through the heat exchanger 160, specifically, the desorption gas of the heat exchanger 160 is connected to the zeolite wheel 130 through a third induced draft fan, and is connected to a waste heat unit 180 of the spraying equipment workshop 001 through the heat exchanger 160, and the spraying equipment workshop 001 is further provided with a dehumidifying unit 170 for reducing the concentration of harmful gas in the spraying workshop.
In conclusion, exhaust gas containing VOCs discharged from a paint spraying workshop enters a prefilter consisting of a clean pressure box 121 and a dry filter box after passing through an air suction inlet paint mist filter cotton 111, enters a zeolite molecular sieve rotating wheel after filtering, enters clean air after being adsorbed and purified by a zeolite rotating wheel 130, enters a chimney 150 to reach the standard for emission, the VOCs adsorbed and concentrated by the zeolite rotating wheel 130 enter a thermal storage type oxidation furnace 140 after being desorbed at high temperature, and enters the chimney 150 to reach the standard for emission after being oxidized at high temperature, and waste heat of the thermal storage type oxidation furnace 140 is used for workshop heating and air supply through a heat exchanger 160, so that recycling is realized, and the whole process has PLC control.
This description describes examples of embodiments of the utility model and is not intended to illustrate and describe all possible forms of the utility model. It should be understood that the embodiments in the specification may be embodied in many alternate forms. The figures are not necessarily to scale; some features may be exaggerated or minimized to show details of particular components. Specific structural and functional details disclosed are not to be interpreted as limiting, but merely as a representative basis for teaching one skilled in the art to variously employ the present utility model. Those skilled in the art will appreciate that a plurality of features illustrated and described with reference to any one drawing may be combined with features illustrated in one or more other drawings to form embodiments not explicitly illustrated or described. The illustrated combination of features provides representative embodiments for typical applications. However, various combinations and modifications of the features consistent with the teachings of the present utility model may be used in particular applications or implementations as desired.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (8)
1. An exhaust gas treatment system for a rail guard automatic spray apparatus, the exhaust gas treatment system comprising: the waste gas pretreatment component and the zeolite rotating wheel are sequentially connected to the air suction port of the spraying equipment workshop; the purified gas after the zeolite rotating wheel is adsorbed and purified enters a chimney for emission, the harmful gas adsorbed and concentrated in the zeolite rotating wheel is transmitted to a regenerative oxidation furnace, and the harmful gas of the regenerative oxidation furnace is transmitted to the chimney for emission after high-temperature oxidation.
2. The exhaust gas treatment system of the automatic spraying equipment of the protective guard according to claim 1, wherein each air suction inlet of the spraying equipment workshop is connected with a paint mist pretreatment pipeline, paint mist filter cotton is arranged in the paint mist pretreatment pipeline, and the paint mist filter cotton is replaceable.
3. The waste gas treatment system of the automatic spraying equipment for the protective guard according to claim 2, wherein the paint mist pretreatment pipeline comprises an air suction inlet connecting pipe, a fence-shaped paint mist treatment pipe and a net pressure tank connecting main pipe, the fence-shaped paint mist treatment pipe is formed by connecting a plurality of communicating pipelines with cross-shaped cross sections, the bottom of each communicating pipeline is sealed, the top of each cross pipeline is provided with a sealing cover, and paint mist filter cotton is filled in each cross pipeline.
4. The system of claim 1, wherein the exhaust gas pretreatment assembly comprises a clean pressure tank, a dry filter and a first induced draft fan connected in sequence, an air inlet end of the clean pressure tank is connected with an air outlet end of a main pipe connected with the clean pressure tank, and the first induced draft fan is connected to the zeolite wheel.
5. The exhaust gas treatment system of the automatic spraying equipment for the protective guard according to claim 1, wherein the harmful gas is transmitted to the regenerative oxidation furnace, the zeolite runner is connected to the regenerative oxidation furnace through a second induced draft fan, and the second induced draft fan is provided with a fresh air end.
6. The guard rail automatic spray equipment exhaust gas treatment system of claim 1, wherein the regenerative oxidation furnace is further connected to a heat exchanger through which the waste heat gas in the regenerative oxidation furnace is supplied to a workshop; the desorption gas of the heat exchanger is connected to the zeolite rotating wheel through a third induced draft fan.
7. The system according to claim 6, wherein the waste heat gas in the regenerative oxidation furnace is supplied to the workshop via the heat exchanger, and is connected to a waste heat unit in the workshop of the spraying equipment via the heat exchanger.
8. The guard rail automatic spray equipment exhaust gas treatment system of claim 1, wherein the spray equipment plant is further provided with a dehumidifier unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320358019.8U CN220176469U (en) | 2023-03-01 | 2023-03-01 | Rail guard automatic spraying equipment exhaust treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320358019.8U CN220176469U (en) | 2023-03-01 | 2023-03-01 | Rail guard automatic spraying equipment exhaust treatment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220176469U true CN220176469U (en) | 2023-12-15 |
Family
ID=89116112
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320358019.8U Active CN220176469U (en) | 2023-03-01 | 2023-03-01 | Rail guard automatic spraying equipment exhaust treatment system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220176469U (en) |
-
2023
- 2023-03-01 CN CN202320358019.8U patent/CN220176469U/en active Active
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| GR01 | Patent grant |