CN212594858U - Chemical waste gas sprays and handles case - Google Patents
Chemical waste gas sprays and handles case Download PDFInfo
- Publication number
- CN212594858U CN212594858U CN202020958479.0U CN202020958479U CN212594858U CN 212594858 U CN212594858 U CN 212594858U CN 202020958479 U CN202020958479 U CN 202020958479U CN 212594858 U CN212594858 U CN 212594858U
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- inner cavity
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- waste gas
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- chemical waste
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- 239000007789 gas Substances 0.000 title claims abstract description 72
- 239000002894 chemical waste Substances 0.000 title claims abstract description 44
- 239000007921 spray Substances 0.000 title claims abstract description 27
- 239000007788 liquid Substances 0.000 claims abstract description 67
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 50
- 238000001914 filtration Methods 0.000 claims abstract description 32
- 238000005192 partition Methods 0.000 claims abstract description 17
- 239000000919 ceramic Substances 0.000 claims description 13
- 238000005507 spraying Methods 0.000 claims description 11
- 230000001502 supplementing effect Effects 0.000 claims description 11
- 238000005452 bending Methods 0.000 claims description 10
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 10
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 8
- 239000012528 membrane Substances 0.000 claims description 7
- 239000004033 plastic Substances 0.000 claims description 4
- 229920003023 plastic Polymers 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 239000004743 Polypropylene Substances 0.000 claims description 2
- 239000011152 fibreglass Substances 0.000 claims description 2
- 239000002912 waste gas Substances 0.000 abstract description 11
- 238000010521 absorption reaction Methods 0.000 abstract 1
- 239000010815 organic waste Substances 0.000 description 22
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 12
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 10
- 239000005708 Sodium hypochlorite Substances 0.000 description 5
- SUKJFIGYRHOWBL-UHFFFAOYSA-N sodium hypochlorite Chemical compound [Na+].Cl[O-] SUKJFIGYRHOWBL-UHFFFAOYSA-N 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 239000004215 Carbon black (E152) Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 229930195733 hydrocarbon Natural products 0.000 description 3
- 150000002430 hydrocarbons Chemical class 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003472 neutralizing effect Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- -1 polytetrafluoroethylene Polymers 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
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- Treating Waste Gases (AREA)
Abstract
The utility model discloses a chemical waste gas sprays and handles case relates to exhaust-gas treatment technical field. Aiming at the problem of low treatment efficiency of the existing chemical waste gas, the adopted scheme comprises a box body, wherein the top of the box body is communicated with an exhaust pipe, the outer side of the box body is provided with a liquid discharge pipe and an air inlet pipe which are communicated with the inner cavity of the box body, the outer side of the box body is also provided with a circulating pump, the water inlet end of the circulating pump is communicated with the box body, and the water discharge end of the circulating pump upwards extends; a partition board is arranged in the box body, the partition board divides the inner cavity of the box body into two inner cavity units which are not communicated, the liquid discharge pipe, the air inlet pipe and the spray head are communicated with one inner cavity unit, and the water inlet end of the circulating pump is communicated with the other inner cavity unit; the side of the partition board is provided with a filtering structure, the two inner cavity units are communicated through the filtering structure, and the horizontal plane of the filtering structure is lower than that of the air inlet pipe. The utility model discloses use the liquid after the filtration to circulate waste gas and spray, can avoid taking place the saturation in the liquid short time of absorption waste gas, improve exhaust-gas treatment's efficiency.
Description
Technical Field
The utility model relates to a waste gas treatment technical field, specific chemical industry waste gas sprays and handles case that says so.
Background
With the gradual and severe environmental protection situation, the waste gas generated by some production equipment in the pharmaceutical and chemical industry needs to be sprayed with water due to the soluble organic waste gas and dust. The water absorbing the organic waste gas and the dust is circulated through the circulating pump again to absorb the organic waste gas and the dust again, and in the circulating process, the treatment efficiency of the waste gas is easily reduced when the water is not timely replaced to result in supersaturation.
Disclosure of Invention
The utility model discloses demand and weak point to present technical development provide a chemical waste gas sprays and handles case, cut apart into two parts with the box to water after filtering in with the box circulates, improves chemical waste gas treatment's efficiency.
The utility model discloses a chemical waste gas sprays processing case, solves the technical scheme that above-mentioned technical problem adopted as follows:
a chemical waste gas spraying treatment box structurally comprises a box body; the top of the box body is communicated with an exhaust pipe; a liquid discharge pipe and an air inlet pipe which are communicated with the inner cavity of the box body are arranged on the outer side of the box body, one-way valves are respectively arranged on the liquid discharge pipe and the air inlet pipe, and the horizontal plane of the air inlet pipe is higher than that of the liquid discharge pipe; a circulating pump is arranged outside the box body, the water inlet end of the circulating pump is communicated with the lower part of the box body, the water outlet end of the circulating pump upwards extends into the inner cavity of the box body and is connected with a spray head, and the horizontal plane of the spray head is higher than the horizontal plane of the air inlet pipe; a partition board is arranged in the box body, the partition board divides the inner cavity of the box body into a first inner cavity unit and a second inner cavity unit which are not communicated, the liquid discharge pipe, the air inlet pipe and the spray head are communicated with the first inner cavity unit, and the water inlet end of the circulating pump is communicated with the second inner cavity unit; the side face of the partition plate is provided with a filtering structure, the inner cavity unit I and the inner cavity unit II are communicated through the filtering structure, and the horizontal plane of the filtering structure is lower than that of the air inlet pipe.
Optionally, the partition comprises an L-shaped plate and a side plate. The opening of the L-shaped plate is inclined downwards, and the L-shaped plate is connected with the side surface of the inner cavity of the box body in a sealing mode. The bottom surface of box inner chamber is connected to the curb plate downward sealing, and curb plate upper portion is bent and is the arc and sealing connection L template medial surface, and forms the U type that the opening is decurrent between the bending position of curb plate and the L template, and filtration sets up in the bending position of curb plate.
Further optionally, the related filtering structures can be filtering holes formed in the bending positions of the side plates and filtering plates embedded in the filtering holes and having a water permeating function.
Preferably, the filter plate in question is a ceramic filter plate.
Further optionally, the filter structure may further include a filter hole formed at a bent position of the side plate, and a PTFE membrane fixed to a surface of the side plate to cover the filter hole.
Still further optionally, the one-way valve mounted on the drain pipe is an automatic control valve I, and the automatic control valve I has a timing function.
Further optionally, a liquid supplementing pipe communicated with the inner cavity of the box body is arranged on the outer side of the box body, the liquid supplementing pipe is located above the liquid discharge pipe, a second automatic control valve is installed on the liquid supplementing pipe, two water level sensors are arranged in the inner cavity of the box body, the two water level sensors are oppositely arranged above and below the air inlet, and the two water level sensors control the opening and closing of the second automatic control valve through a controller.
Further optionally, the related liquid discharge pipe is communicated with the bottom of the first inner cavity unit of the box body, the water inlet end of the circulating pump is communicated with the bottom of the second inner cavity unit of the box body, and the horizontal plane of the water inlet end is higher than the horizontal plane of the liquid discharge pipe.
Preferably, the box body and the partition plate are made of any one of glass fiber reinforced plastic, stainless steel and PP plastic.
The utility model discloses a chemical waste gas sprays and handles case, the beneficial effect who has compared with prior art is:
the utility model discloses simple structure, reasonable in design divides into two inner chamber units that each other do not communicate through the baffle with the box, through two inner chamber units of filtration intercommunication, and then uses the circulating pump to carry out circulation treatment to the water after filtering to the water that utilizes circulation treatment absorbs chemical waste gas once more, takes place the saturation in the liquid short time of avoiding absorbing waste gas, improves exhaust-gas treatment's efficiency.
Drawings
FIG. 1 is a front sectional view of a first embodiment of the present invention;
FIG. 2 is a front sectional view of a second embodiment of the present invention;
fig. 3 is a front sectional view of a third embodiment of the present invention.
The reference information in the drawings indicates:
1. the device comprises a box body, 2, an exhaust pipe, 3, a liquid discharge pipe, 4, an air inlet pipe, 5, a one-way valve, 6, a circulating pump, 7, a water inlet end, 8, a water discharge end, 9, a spray header, 10, an L-shaped plate, 11, a side plate, 12, a filter hole, 13, a ceramic filter plate, 14, a PTFE (polytetrafluoroethylene) membrane, 15, a water level sensor II, 16, an automatic control valve I, 17, an automatic control valve II, 18, a liquid supplement pipe, 19, an inner cavity unit I, 20, an inner cavity unit II, 21 and a water level sensor I.
Detailed Description
For making the technical scheme, the technical problem and the technological effect of solution of the utility model more clearly understand, combine specific embodiment below, it is right to the technical scheme of the utility model clear, complete description.
The first embodiment is as follows:
combine the attached figure 1, this embodiment provides a chemical waste gas sprays treatment box, and its structure includes box 1, and box 1 adopts the glass steel material to make.
The top of the box body 1 is communicated with an exhaust pipe 2.
The liquid discharge pipe 3 and the air inlet pipe 4 which are communicated with the inner cavity of the box body 1 are arranged on the outer side of the box body 1, the one-way valve 5 is respectively arranged on the liquid discharge pipe 3 and the air inlet pipe 4, and the horizontal plane of the air inlet pipe 4 is higher than the horizontal plane of the liquid discharge pipe 3.
The circulating pump 6 is arranged outside the box body 1, the water inlet end 7 of the circulating pump 6 is communicated with the lower part of the box body 1, the water discharging end 8 of the circulating pump 6 upwards extends into the inner cavity of the box body 1 and is connected with the spray head 9, and the horizontal plane of the spray head 9 is higher than the horizontal plane of the air inlet pipe 4.
The inside baffle that is provided with of box 1, the baffle adopts the glass steel material to make. The inner cavity of the box body 1 is divided into a first inner cavity unit 19 and a second inner cavity unit 20 which are not communicated by the partition board, the liquid discharge pipe 3, the air inlet pipe 4 and the spray header 9 are communicated with the first inner cavity unit 19, and the water inlet end 7 of the circulating pump 6 is communicated with the second inner cavity unit 20. In this embodiment, the partition plate includes an L-shaped plate 10 and a side plate 11; the opening of the L-shaped plate 10 is downward, and the L-shaped plate 10 is hermetically connected with the side surface of the inner cavity of the box body 1; the side plate 11 is downwards connected with the bottom surface of the inner cavity of the box body 1 in a sealing mode, the upper portion of the side plate 11 is bent to be in an arc shape and is connected with the inner side surface of the L-shaped plate 10 in a sealing mode, and a U-shaped structure with a downward opening is formed between the bending position of the side plate 11 and the L-shaped plate 10.
The bending position of the side plate 11 is provided with a filtering structure, in this embodiment, the filtering structure is a filtering hole 12 opened at the bending position of the side plate 11, and a ceramic filtering plate 13 embedded in the filtering hole 12 and having a water permeable function. The first inner cavity unit 19 is communicated with the second inner cavity unit 20 through a ceramic filter plate 13, and the level of the ceramic filter plate 13 is lower than that of the air inlet pipe 4.
In this embodiment, the liquid discharge pipe 3 is connected to the bottom of the first inner cavity unit 19 of the box 1, the water inlet end 7 of the circulating pump 6 is connected to the bottom of the second inner cavity unit 20 of the box 1, and the horizontal plane of the water inlet end 7 is higher than the horizontal plane of the liquid discharge pipe 3.
Referring to FIG. 1, the solid arrows in the drawing indicate exhaust gas and the open arrows indicate liquid.
The embodiment works as follows:
1) firstly, filling liquid for absorbing chemical waste gas in an inner cavity of a box body 1, wherein the chemical waste gas comprises organic waste gas such as hydrocarbon mixture or odor, correspondingly, in order to remove the organic waste gas contained in the chemical waste gas, the liquid should be sodium hydroxide solution, and the liquid level heights of a first inner cavity unit 19 and a second inner cavity unit 20 are the same;
2) opening a one-way valve 5 of an air inlet pipe 4, enabling chemical waste gas to enter a first inner cavity unit 19 of the box body 1 through the air inlet pipe 4, enabling organic waste gas in the chemical waste gas to be absorbed by a sodium hydroxide solution in the first inner cavity unit 19, and enabling the unabsorbed chemical waste gas to be discharged out of the box body 1 through an exhaust pipe 2;
3) the first inner cavity unit 19 and the second inner cavity unit 20 of the box body 1 are communicated through a ceramic filter plate 13, and after the circulating pump 6 is started, the sodium hydroxide solution in the second inner cavity unit 20 is sprayed through the circulating pump 6 and the spray header 9;
4) meanwhile, the liquid level of the inner cavity unit II 20 is reduced, and the sodium hydroxide solution which absorbs the organic waste gas in the inner cavity unit I19 will enter the inner cavity unit II 20 after passing through the ceramic filter plate 13;
5) and spraying the waste gas of the first inner cavity unit 19 by the mixed liquid of the second inner cavity unit 20 under the action of the circulating pump 6, executing the step 4) again until the circulating pump 6 is closed, and finishing the treatment of the chemical waste gas.
Do not have the chemical industry waste gas of baffle and ceramic filter 13 in current box 1 to spray and handle the case and compare, the case that handles of this embodiment is cut apart through the inner chamber, liquid filters, liquid circulation handles, has improved organic waste gas's treatment effeciency, has still practiced thrift the water resource.
Example two:
referring to fig. 2, the solid arrows in the drawing indicate exhaust gas and the open arrows indicate liquid.
On the basis of the structure of the first embodiment, referring to fig. 2, the ceramic filter plate 13 is replaced by a PTFE membrane 14, and the PTFE membrane 14 is adhesively fixed to the surface of the side plate 11 and covers the filter holes 12. The case 1 is made of stainless steel. The partition board is made of stainless steel.
The embodiment works as follows:
1) firstly, filling liquid for absorbing chemical waste gas in an inner cavity of a box body 1, wherein the chemical waste gas comprises organic waste gas such as hydrocarbon mixture or odor, correspondingly, in order to remove the organic waste gas contained in the chemical waste gas, the liquid should be sodium hypochlorite solution, and the liquid levels of a first inner cavity unit 19 and a second inner cavity unit 20 are the same;
2) opening a one-way valve 5 of an air inlet pipe 4, enabling the chemical waste gas to enter a first inner cavity unit 19 of the box body 1 through the air inlet pipe 4, absorbing organic waste gas in the chemical waste gas by sodium hypochlorite solution in the first inner cavity unit 19, and enabling the unabsorbed chemical waste gas to be discharged out of the box body 1 through an exhaust pipe 2;
3) the inner cavity unit I19 and the inner cavity unit II 20 of the box body 1 are communicated through the PTFE film 14, the PTFE film 14 has the performances of corrosion resistance, high temperature and the like, has larger permeability to water molecules and can effectively isolate macromolecular organic matters and particles, and after the circulating pump 6 is started, the sodium hypochlorite solution of the inner cavity unit II 20 is sprayed through the circulating pump 6 and the spray header 9;
4) meanwhile, the liquid level of the inner cavity unit II 20 is lowered, and the sodium hypochlorite solution which absorbs the organic waste gas in the inner cavity unit I19 is filtered by the PTFE membrane 14 to isolate the organic waste gas and then enters the inner cavity unit II 20;
5) and (3) spraying the waste gas of the first inner cavity unit 19 by the sodium hypochlorite solution of the second inner cavity unit 20 under the action of the circulating pump 6, and executing the step 4) again until the circulating pump 6 is closed to complete the treatment of the chemical waste gas.
Compared with the chemical waste gas spraying treatment box without the partition plate and the PTFE membrane 14 in the existing box body 1, the treatment box of the embodiment is subjected to inner cavity segmentation, liquid filtration and liquid circulation treatment, so that the treatment efficiency of organic waste gas is improved, and water resources are saved.
Example three:
on the basis of the structure of any one of the above embodiments:
the box body 1 is made of PP plastic material.
The baffle is made of PP plastic material.
The one-way valve 5 mounted on the drain pipe 3 is an automatic control valve 16, and the automatic control valve 16 has a timing function.
The liquid supplementing pipe 18 communicated with the inner cavity of the box body 1 is arranged on the outer side of the box body 1, the liquid supplementing pipe 18 is located above the liquid discharge pipe 3, the automatic control valve II 17 is installed on the liquid supplementing pipe 18, the water level sensor I21 and the water level sensor II 15 are arranged in the inner cavity of the box body 1, the water level sensor I21 and the water level sensor II 15 are arranged above and below the air inlet relatively, and the opening and closing of the automatic control valve II 17 are controlled by the water level sensor I21 and the water level sensor II 15 through the controller.
Referring to fig. 3, the solid arrows in the drawing indicate exhaust gas and the open arrows indicate liquid.
The embodiment works as follows:
1) setting before work: setting the opening duration and the opening and closing frequency of the first automatic control valve 16 on the liquid discharge pipe 3, specifically setting the first automatic control valve 16 to be opened for ten minutes each time, wherein the duration of the opening and closing interval of each time is 3 hours;
2) when the liquid level of the box body 1 is lower than the height of the second water level sensor 15, the second water level sensor 15 opens the second automatic control valve 17 of the liquid supplementing pipe 18 through the controller, and when the liquid level of the box body 1 reaches the height of the first water level sensor 21, the first water level sensor 21 closes the second automatic control valve 17 of the liquid supplementing pipe 18 through the controller; in the chemical waste gas described in this embodiment, the chemical waste gas contains an organic waste gas such as a hydrocarbon mixture or an odor, and correspondingly, in order to remove the organic waste gas contained in the chemical waste gas, hydrogen peroxide should be used as the liquid, and the liquid levels of the first inner cavity unit 19 and the second inner cavity unit 20 are the same;
3) opening a one-way valve 5 of an air inlet pipe 4, enabling chemical waste gas to enter a first inner cavity unit 19 of the box body 1 through the air inlet pipe 4, absorbing organic waste gas in the chemical waste gas by hydrogen peroxide in the first inner cavity unit 19, and enabling the unabsorbed chemical waste gas to be discharged out of the box body 1 through an exhaust pipe 2;
4) the first inner cavity unit 19 and the second inner cavity unit 20 of the box body 1 are communicated through a ceramic filter plate 13, and after the circulating pump 6 is started, hydrogen peroxide in the second inner cavity unit 20 is sprayed through the circulating pump 6 and the spray header 9;
5) meanwhile, the liquid level of the inner cavity unit II 20 is reduced, the hydrogen peroxide of the inner cavity unit I19 enters the inner cavity unit II 20 after passing through the ceramic filter plate 13, and although the hydrogen peroxide is filtered by the ceramic filter plate 13, the mixed liquid of the inner cavity unit II 20 still has a little absorbed waste gas compared with the original liquid;
6) and spraying the organic waste gas of the inner cavity unit I19 by the mixed liquid of the inner cavity unit II 20 under the action of the circulating pump 6, executing the step 5) again until the circulating pump 6 is closed, and finishing the treatment of the organic waste gas.
Compared with the first embodiment, the treatment box of the embodiment can also replace the liquid in the box body 1 at regular time, so that the organic waste gas in the liquid is prevented from being excessively saturated, and the treatment efficiency of the organic waste gas is improved.
In the above three embodiments, the organic waste gas in the chemical waste gas is removed as an example. In practical use, the treatment box can firstly select components to be removed, such as component A, and then select solution A capable of neutralizing the component A according to the components of the chemical waste gas, so as to remove the component A in the chemical waste gas.
The foregoing has outlined rather in detail the principles and implementations of the present invention using specific examples, which are provided to assist in understanding the core technology of the present invention. Based on the above-mentioned specific embodiment of the utility model, this technical field's technical personnel is not deviating from the utility model discloses under the prerequisite of principle, right the utility model discloses any improvement and modification made all should fall into the utility model discloses a patent protection scope.
Claims (9)
1. A chemical waste gas spraying treatment box is characterized by comprising a box body;
the top of the box body is communicated with an exhaust pipe;
a liquid discharge pipe and an air inlet pipe which are communicated with the inner cavity of the box body are arranged on the outer side of the box body, one-way valves are respectively arranged on the liquid discharge pipe and the air inlet pipe, and the horizontal plane of the air inlet pipe is higher than the horizontal plane of the liquid discharge pipe;
a circulating pump is arranged outside the box body, a water inlet end of the circulating pump is communicated with the lower part of the box body, a water outlet end of the circulating pump upwards extends into the inner cavity of the box body and is connected with a spray head, and the horizontal plane of the spray head is higher than the horizontal plane of the air inlet pipe;
a partition board is arranged in the box body, the partition board divides the inner cavity of the box body into a first inner cavity unit and a second inner cavity unit which are not communicated, the liquid discharge pipe, the air inlet pipe and the spray header are communicated with the first inner cavity unit, and the water inlet end of the circulating pump is communicated with the second inner cavity unit;
the side face of the partition plate is provided with a filtering structure, the first inner cavity unit and the second inner cavity unit are communicated through the filtering structure, and the horizontal plane where the filtering structure is located is lower than the horizontal plane where the air inlet pipe is located.
2. The chemical waste gas spray treatment box according to claim 1, wherein the partition plate comprises an L-shaped plate and a side plate;
the opening of the L-shaped plate is downward in an inclined mode, and the L-shaped plate is connected with the side face of the inner cavity of the box body in a sealing mode;
the side plate is downwards connected with the bottom surface of the inner cavity of the box in a sealing mode, the upper portion of the side plate is bent to be arc-shaped and connected with the inner side surface of the L-shaped plate in a sealing mode, a U-shaped plate with a downward opening is formed between the bending position of the side plate and the L-shaped plate, and the filtering structure is arranged at the bending position of the side plate.
3. The chemical waste gas spraying treatment box according to claim 2, wherein the filtering structure is a filtering hole formed at the bending position of the side plate, and a filtering plate embedded in the filtering hole and having a water permeable function.
4. The chemical waste gas spray treatment box according to claim 3, wherein the filter plate is a ceramic filter plate.
5. The chemical waste gas spraying treatment box according to claim 2, wherein the filtering structure is a filtering hole formed at the bending position of the side plate and a PTFE membrane fixed on the surface of the side plate and used for shielding the filtering hole.
6. The chemical waste gas spray treatment box according to any one of claims 1 to 5, wherein the one-way valve mounted on the liquid discharge pipe is an automatic control valve I, and the automatic control valve I has a timing function.
7. The chemical waste gas spraying treatment box according to any one of claims 1 to 5, wherein a liquid supplementing pipe communicated with an inner cavity of the box is arranged outside the box, the liquid supplementing pipe is positioned above the liquid discharge pipe, an automatic control valve II is installed on the liquid supplementing pipe, two water level sensors are arranged in the inner cavity of the box, the two water level sensors are oppositely arranged above and below the air inlet, and the two water level sensors control the opening and closing of the automatic control valve II through a controller.
8. The chemical waste gas spraying treatment box according to any one of claims 1 to 5, wherein the liquid discharge pipe is communicated with the first bottom of the inner cavity unit of the box body, the water inlet end of the circulating pump is communicated with the second bottom of the inner cavity unit of the box body, and the horizontal plane of the water inlet end is higher than the horizontal plane of the liquid discharge pipe.
9. The chemical waste gas spraying treatment box according to any one of claims 1 to 5, wherein the box body and the partition plate are made of any one of glass fiber reinforced plastic, stainless steel and PP plastic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020958479.0U CN212594858U (en) | 2020-05-27 | 2020-05-27 | Chemical waste gas sprays and handles case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020958479.0U CN212594858U (en) | 2020-05-27 | 2020-05-27 | Chemical waste gas sprays and handles case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212594858U true CN212594858U (en) | 2021-02-26 |
Family
ID=74749880
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020958479.0U Expired - Fee Related CN212594858U (en) | 2020-05-27 | 2020-05-27 | Chemical waste gas sprays and handles case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212594858U (en) |
-
2020
- 2020-05-27 CN CN202020958479.0U patent/CN212594858U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210226 |