CN204073670U - A kind of waste gas pre-processing device - Google Patents
A kind of waste gas pre-processing device Download PDFInfo
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- CN204073670U CN204073670U CN201420375692.3U CN201420375692U CN204073670U CN 204073670 U CN204073670 U CN 204073670U CN 201420375692 U CN201420375692 U CN 201420375692U CN 204073670 U CN204073670 U CN 204073670U
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- runner
- filter
- cleaning agent
- waste gas
- processing device
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Abstract
The utility model relates to exhaust-gas treatment field, particularly relates to a kind of waste gas pre-processing device.Often organize self-stripping unit to comprise casing, being positioned at the hollow form runner of casing and the drive unit for driving described runner to rotate, the axis outside of described runner is coated with filter for adsorbing exhaust gas particle, described casing is also provided be respectively used to waste gas into and out of inlet exhaust gas, offgas outlet and be respectively used to cleaning agent into and out of cleaning agent entrance, cleaning agent outlet.During work, gas enters self-stripping unit, through filter by the particle in filter adsorbed gas, is discharged afterwards by the cavity of runner inside by offgas outlet; Runner rotates with presetting speed under the drive of drive unit simultaneously, is cleaned when the filter with particle rotates the cleaning agent entered in casing by cleaning agent.So use this equipment to produce particle accumulation, equipment short-term can not block, and later maintenance cost is low, and coating cloud removal efficiency is high.
Description
Technical field
The utility model relates to exhaust-gas treatment field, particularly relates to a kind of waste gas pre-processing device.
Background technology
At present, generally all to use a large amount of organic solvents in industries such as printing, sprayings, as the aromatic solvents such as benzene,toluene,xylene and ethanol, isopropyl alcohol, ethyl acetate, butyl acetate, butanone, dichloroethanes, chloroethanes, hydro carbons etc.These organic solvents are low boiling, volatile organic compound mainly, have certain toxicity, and wherein quite a few finally enters air with the form of organic exhaust gas, causes severe contamination to surrounding environment.Therefore, under the background that, country severe at current Environmental Protection Situation strengthens year by year to Environmental Inputs dynamics, organic component recycling in emission can either be reduced the pollution to environment by suitable method, the recycling of resource can be realized again, there is very strong economic worth and environment protection significance.
In prior art, containing a large amount of stickums (as coating cloud) in the tail gas of the industry production discharges such as spraying, printing, coating, easily cause tail gas treatment device to block, make equipment can not stablize normal running; Or tail gas adsorption material replacement frequency is too high, cause vent gas treatment expense too high.This is also one of part industry tail gas treatment device reason that can not run well.
Relevant industries generally adopt water curtain method to remove coating cloud in VOC waste gas.In actual applications, coating cloud removal efficiency generally remains on 60 ~ 80% to this treatment process, can produce coating cloud accumulation, very large on follow-up tail gas treatment device impact.Such as adopt sorbing material (NACF, granulated carbon etc.), material lifetime only has some months.And adopting heat-accumulation combustion method, namely same equipment short-term blocks, and causes equipment later maintenance cost too high.
As patent CN102091488B provides a kind of rotating wheel paint-mist purification device, the runner described in this patent adopts filled type rotor design, and described filled media is corrugated metallic plate, plastic plate.The runner windage of this design is higher, even causes packed layer to block.
For above problem, need badly and want a kind of new waste gas pre-processing device, lower to solve the coating cloud removal efficiency existed in prior art, can produce coating cloud accumulation, namely equipment short-term blocks, the problem that equipment later maintenance cost is too high.
Utility model content
The purpose of this utility model is to provide a kind of waste gas pre-processing device, and use this equipment can not produce coating cloud accumulation, equipment short-term can not block, and later maintenance cost is low, and coating cloud removal efficiency is high.
For reaching this object, the utility model by the following technical solutions:
A kind of waste gas pre-processing device, comprise the self-stripping unit that one or more groups is connected mutually, often organize described self-stripping unit to comprise casing, being arranged at box house with the runner of cavity and the drive unit for driving described runner to rotate, the axis outside of described runner is coated with filter for adsorbing exhaust gas particle, described casing is also provided be respectively used to waste gas into and out of inlet exhaust gas, offgas outlet and be respectively used to cleaning agent into and out of cleaning agent entrance, cleaning agent outlet.
As preferably, described inlet exhaust gas is positioned at described casing upper surface, described offgas outlet and described cleaning agent entrance are positioned on the end face being positioned at runner axial direction of described casing, and described cleaning agent entrance is positioned at below described offgas outlet, described cleaning agent outlet is positioned on the end face being positioned at the radial direction of described runner of described casing.
As preferably, described runner, away from offgas outlet side seal, is provided with one group of carriage near offgas outlet side, and axially outside supports silk screen by support column, outside described silk screen, be coated with described filter.
As preferably, described drive unit is drive motors.
As preferably, described drive motors is connected with the rolling bearing of runner by coupling body, and described rolling bearing and casing are sealed by bearing sealed ring.
As preferably, described runner level is installed.
As preferably, described runner is provided with runner guide rail near one end of offgas outlet side; Described casing is provided with the box body guide rail matched with runner guide rail, described runner guide rail and box body guide rail pass through seal ring seal.
As preferably, described filter is filter cloth or filter membrane.
As preferably, when waste gas pre-processing device comprises the described self-stripping unit of the mutual series connection of many groups, the filter often organizing self-stripping unit employing has the filter bores of different pore size, and the filter bores aperture of prime filter is greater than the filter bores aperture of rear class filter.
The beneficial effects of the utility model are:
The utility model provides a kind of waste gas pre-processing device, comprising casing owing to often organizing self-stripping unit, being arranged at the runner of box house and the drive unit for driving described runner to rotate, the axis outside of described runner is coated with filter for adsorbing exhaust gas particle, described casing is also provided be respectively used to waste gas into and out of inlet exhaust gas, offgas outlet and be respectively used to cleaning agent into and out of cleaning agent entrance, cleaning agent outlet.During work, gas enters self-stripping unit by inlet exhaust gas, through filter by the particle in filter adsorbed gas, is discharged afterwards by the cavity of runner inside by offgas outlet; Runner rotates with presetting speed under the drive of drive unit simultaneously, is cleaned when the filter with particle rotates the cleaning agent entered in casing by cleaning agent.So use this equipment to produce particle accumulation, equipment short-term can not block, and later maintenance cost is low, and coating cloud removal efficiency is high.
Accompanying drawing explanation
Fig. 1 is the front view of the waste gas pre-processing device that the utility model device embodiment one provides;
Fig. 2 is the left view of the waste gas pre-processing device that the utility model device embodiment one provides;
Fig. 3 is the structural representation of the runner that the utility model device embodiment one provides.
Wherein:
1, cleaning agent outlet; 2, rolling bearing; 3, drive motors; 4, filter; 5, inlet exhaust gas; 6, runner; 7, silk screen; 8, box body guide rail; 9, offgas outlet; 10, bearing sealed ring; 11, cleaning agent entrance; 12, carriage; 13, runner guide rail; 14, support column;
1a, the first cleaning agent outlet; 1b, the second cleaning agent outlet; .
Detailed description of the invention
The technical solution of the utility model is further illustrated by detailed description of the invention below in conjunction with accompanying drawing.
Device embodiment one
Fig. 1 is the front view of the waste gas pre-processing device that the utility model device embodiment one provides; Fig. 2 is the left view of the waste gas pre-processing device that the utility model device embodiment one provides.As depicted in figs. 1 and 2, this waste gas pre-processing device, comprise one group of self-stripping unit, wherein, described self-stripping unit comprises casing, be arranged at the runner 6 with cavity of box house and the drive unit for driving described runner 6 to rotate, the axis outside of described runner 6 is coated with the filter 4 for adsorbing exhaust gas particle, described casing is also provided with the inlet exhaust gas 5 entered for waste gas in casing, for the offgas outlet 9 that waste gas is gone out in casing, the cleaning agent entrance 11 entering casing for cleaning agent and the cleaning agent outlet 1 of going out from casing for cleaning agent.
During work, gas enters self-stripping unit by inlet exhaust gas 5, by the particle in filter 4 adsorbed gas when filter 4, is discharged afterwards by the cavity of runner 6 inside by offgas outlet 9; Immerse in runner 6 lower part box simultaneously and have cleaning agent, runner 6 rotates with presetting speed under the drive of drive unit, is cleaned when the filter 4 with particle rotates the cleaning agent entered in casing by cleaning agent.
In the present embodiment, described gas is preferably the gas with paint component, certainly, also can be the gas with other component.Wherein, described cleaning agent has good dissolubility to paint component, adopts different cleaning agents according to the different choice of paint component.
In the present embodiment, cleaning agent entrance 11 place is provided with circulating pump, utilizes external circulating pump to realize cleaning agent real-time update, to realize the cleaning of filtering material.
In the present embodiment, preferably, described inlet exhaust gas 5 is positioned at the upper surface left-half of described casing, described offgas outlet 9 and described cleaning agent entrance 11 are positioned on the end face being positioned at runner axial direction of described casing, specifically be positioned at described casing right side, and described cleaning agent entrance 11 is positioned at below described offgas outlet 9.Described cleaning agent outlet is positioned on the end face being positioned at the radial direction of described runner of described casing.In the present embodiment, the number of described cleaning agent outlet 1 is preferably two, is respectively the first cleaning agent outlet 1a being positioned at described box back face and the second cleaning agent outlet 1b being positioned at described casing front end face.
In the program, because inlet exhaust gas 5 is positioned at the upper surface left-half of described casing, described offgas outlet 9 is positioned at described casing right side, so cover long distance after tail gas can be made to enter casing again by outlet offgas outlet 9 in casing, makes the filter effect of tail gas better.
Certainly, the position of shown inlet exhaust gas 5 and offgas outlet 9 is not limited thereto; The position of shown cleaning agent entrance 11 and cleaning agent outlet 1, number and the respective position of cleaning agent outlet 1 are not limited thereto.
In the present embodiment, first, second in described first cleaning agent outlet 1a and the second cleaning agent outlet 1b just in order to distinguish two parts, but does not represent the significance level of each parts.
Fig. 3 is the structural representation of the runner that the utility model device embodiment one provides.As shown in Figure 3, described runner is hollow form structure, and away from offgas outlet 9 side, i.e. (C side) sealing on the left of runner, offgas outlet 9 side is provided with one group of carriage 12, and axially outside is by support column 14 supports outer silk screen 7.Described filter 4 is coated with outside silk screen 7.
In the present embodiment, described drive unit is preferably drive motors 3, and described drive motors 3 is connected with the rolling bearing 2 of runner 6 by coupling body, and described rolling bearing 2 is sealed by bearing sealed ring 10 with casing.
In the present embodiment, preferably, described runner 6 level is installed, and one end of offgas outlet 9 side is provided with runner guide rail 13; Described casing is provided with the box body guide rail 8 matched with the runner guide rail 13 on runner 6.Described box body guide rail 8 is provided with sealing ring, and described runner guide rail 13 passes through seal ring seal with box body guide rail 8.
In the present embodiment, preferably, described filter 4 is filter cloth or filter membrane.
In the present embodiment, involved left side, right side, rear end face, front end face, wherein left and right, front and back just represent relative position, instead of absolute position.
Device embodiment two
Be with the scheme difference disclosed in device embodiment one, two groups or more many groups self-stripping unit that self-stripping unit described in the program is provided by device embodiment one is in series mutually, often organize self-stripping unit identical with the self-cleaning assembling structure in device embodiment one, unique difference is, the filter often organizing self-stripping unit employing of series connection has the filter bores of different pore size, prime filter adopts large aperture filtering material, rear class filter progressively reduces aperture, namely the filter bores aperture of prime filter is greater than the filter bores aperture of rear class filter, to realize the secondary filter to coating cloud in waste gas.
Embodiment of the method one
Present solution provides a kind of waste gas preprocess method, it is applied to the waste gas pre-processing device described in above device embodiment one.Concrete, comprise the following steps:
Gas with coating cloud component enters self-stripping unit by inlet exhaust gas 5, by the particle in filter 4 adsorbed gas when filter 4, realize the purification of coating cloud particle, gas is discharged by offgas outlet 9 by the cavity of runner 6 inside afterwards, leaves self-stripping unit and enters downstream process process.
Simultaneously, runner 6 rotates with presetting speed under the drive of drive unit, is cleaned when the filter 4 of absorption coating cloud rotates the cleaning agent entered in casing by cleaning agent.
Described cleaning agent enters self-stripping unit by cleaning agent entrance 11, utilize cleaning agent to be dissolved in cleaning agent to the dissolubility of paint component by coating cloud, the cleaning agent dissolving coating cloud component leaves self-stripping unit by cleaning agent outlet 1 and enters other technique refinement treatment.
In the present embodiment, preferably, adopt filter cloth or filter membrane as the particle in filter 4 adsorbed gas.
In the present embodiment, preferably, drive motors 3 is adopted to drive runner 6 to rotate under presetting speed.
In the present embodiment, the gas be filtered is not limited to the gas with coating cloud component, also can be the gas with other component.
Embodiment of the method two
Be with the scheme difference disclosed in embodiment of the method one, the preprocess method of waste gas described in the program is applied to the waste gas pre-processing device described in above device embodiment two.
Gas containing coating cloud organizes the self-stripping unit of mutually connecting through too much successively, the filter often organizing self-stripping unit employing of series connection has the filter bores of different pore size, prime filter adopts large aperture filtering material, rear class filter progressively reduces aperture, namely the filter bores aperture of prime filter is greater than the filter bores aperture of rear class filter, and the gas containing coating cloud achieves Multi-stage precise and filters in the self-stripping unit of the mutual series connection of many groups.
Below know-why of the present utility model is described in conjunction with specific embodiments.These describe just in order to explain principle of the present utility model, and can not be interpreted as the restriction to the utility model protection domain by any way.Based on explanation herein, those skilled in the art does not need to pay performing creative labour can associate other detailed description of the invention of the present utility model, and these modes all will fall within protection domain of the present utility model.
Claims (9)
1. a waste gas pre-processing device, comprise the self-stripping unit that one or more groups is connected mutually, it is characterized in that, often organize described self-stripping unit to comprise casing, being arranged at box house with the runner of cavity and the drive unit for driving described runner to rotate, the axis outside of described runner is coated with filter for adsorbing exhaust gas particle, described casing is also provided be respectively used to waste gas into and out of inlet exhaust gas, offgas outlet and be respectively used to cleaning agent into and out of cleaning agent entrance, cleaning agent outlet.
2. waste gas pre-processing device according to claim 1, it is characterized in that, described inlet exhaust gas is positioned at described casing upper surface, described offgas outlet and described cleaning agent entrance are positioned on the end face being positioned at runner axial direction of described casing, and described cleaning agent entrance is positioned at below described offgas outlet, described cleaning agent outlet is positioned on the end face being positioned at the radial direction of described runner of described casing.
3. waste gas pre-processing device according to claim 2, it is characterized in that, described runner, away from offgas outlet side seal, is provided with one group of carriage near offgas outlet side, axially outside supports silk screen by support column, outside described silk screen, be coated with described filter.
4. waste gas pre-processing device according to claim 3, is characterized in that, described drive unit is drive motors.
5. waste gas pre-processing device according to claim 4, is characterized in that, described drive motors is connected with the rolling bearing of runner by coupling body, and described rolling bearing and casing are sealed by bearing sealed ring.
6. waste gas pre-processing device according to claim 5, is characterized in that, described runner level is installed.
7. waste gas pre-processing device according to claim 6, is characterized in that, described runner is provided with runner guide rail near one end of offgas outlet side; Described casing is provided with the box body guide rail matched with runner guide rail, described runner guide rail and box body guide rail pass through seal ring seal.
8. waste gas pre-processing device according to claim 1, is characterized in that, described filter is filter cloth or filter membrane.
9. waste gas pre-processing device according to claim 1, it is characterized in that, when it comprises the described self-stripping unit of the mutual series connection of many groups, the filter often organizing self-stripping unit employing has the filter bores of different pore size, and the filter bores aperture of prime filter is greater than the filter bores aperture of rear class filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420375692.3U CN204073670U (en) | 2014-07-08 | 2014-07-08 | A kind of waste gas pre-processing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420375692.3U CN204073670U (en) | 2014-07-08 | 2014-07-08 | A kind of waste gas pre-processing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204073670U true CN204073670U (en) | 2015-01-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420375692.3U Expired - Fee Related CN204073670U (en) | 2014-07-08 | 2014-07-08 | A kind of waste gas pre-processing device |
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| Country | Link |
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| CN (1) | CN204073670U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104056505A (en) * | 2014-07-08 | 2014-09-24 | 中节能天辰(北京)环保科技有限公司 | Waste gas pretreatment equipment and method |
-
2014
- 2014-07-08 CN CN201420375692.3U patent/CN204073670U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104056505A (en) * | 2014-07-08 | 2014-09-24 | 中节能天辰(北京)环保科技有限公司 | Waste gas pretreatment equipment and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150107 Termination date: 20170708 |