CN219681727U - Electroplating waste gas purifying treatment device - Google Patents
Electroplating waste gas purifying treatment device Download PDFInfo
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- CN219681727U CN219681727U CN202320918976.1U CN202320918976U CN219681727U CN 219681727 U CN219681727 U CN 219681727U CN 202320918976 U CN202320918976 U CN 202320918976U CN 219681727 U CN219681727 U CN 219681727U
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- box
- purifying box
- pipe
- purifying
- waste gas
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- 239000002912 waste gas Substances 0.000 title claims abstract description 82
- 238000009713 electroplating Methods 0.000 title claims abstract description 29
- 239000007788 liquid Substances 0.000 claims abstract description 30
- 238000001035 drying Methods 0.000 claims abstract description 26
- 238000000746 purification Methods 0.000 claims abstract description 10
- 238000007599 discharging Methods 0.000 claims abstract description 9
- 239000007921 spray Substances 0.000 claims description 20
- 239000007789 gas Substances 0.000 claims description 18
- 241000220317 Rosa Species 0.000 claims description 8
- 238000010992 reflux Methods 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 12
- 238000004134 energy conservation Methods 0.000 abstract description 4
- 238000001914 filtration Methods 0.000 abstract description 4
- 230000007613 environmental effect Effects 0.000 abstract description 3
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 9
- 238000005507 spraying Methods 0.000 description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 238000000034 method Methods 0.000 description 4
- 239000002253 acid Substances 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 239000003546 flue gas Substances 0.000 description 2
- 238000007747 plating Methods 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- XFXPMWWXUTWYJX-UHFFFAOYSA-N Cyanide Chemical compound N#[C-] XFXPMWWXUTWYJX-UHFFFAOYSA-N 0.000 description 1
- 238000003916 acid precipitation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000002274 desiccant Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000012629 purifying agent Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000010891 toxic waste Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Landscapes
- Treating Waste Gases (AREA)
Abstract
The utility model relates to the field of electroplating waste gas purification treatment, and discloses an electroplating waste gas purification treatment device. The utility model comprises a purifying box, wherein an air inlet pipe is fixedly arranged on one side of the purifying box, an air outlet pipe is fixedly arranged at one end of the air inlet pipe, which is close to the purifying box, an exhaust pipe is fixedly arranged at one side of the purifying box, which is far away from the outer wall of the air outlet pipe, an exhaust pump is arranged at one end of the exhaust pipe, which is far away from the purifying box, an exhaust pipe is fixedly connected with the output end of the exhaust pump, a condensing box is fixedly connected with one side, which is far away from the exhaust pump, of the exhaust pipe, a return pipe is fixedly arranged at one side, which is close to the purifying box, of the purifying box, a return pump is fixedly arranged at one side, which is close to the drying box, of the purifying box, a connecting pipe is fixedly connected with a filtering box, a discharging pipe is fixedly arranged at one side, which is far away from the connecting pipe, of the filtering box, waste gas treatment liquid consumption in the purifying box is reduced, and the effect of energy conservation and environmental protection is achieved.
Description
Technical Field
The utility model belongs to the technical field of electroplating waste gas purification treatment, and particularly relates to an electroplating waste gas purification treatment device.
Background
In the electroplating production process, the electroplating factory can generate toxic waste gas such as dust-containing waste gas, acid waste gas, alkaline waste gas, chromium-containing waste gas, nitrogen oxide waste gas, cyanide-containing waste gas and the like, wherein the acid waste gas generated by acid washing contains substances such as hydrochloric acid, sulfuric acid, nitrogen oxide and the like, is extremely strong in pungent smell, and is harmful to human health, equipment and factory buildings are corroded, acid rain is formed by polluted atmosphere, and high-concentration nitrogen oxide is easy to death.
The patent with publication number CN216987053U discloses an electroplating waste gas purifying treatment device with good purifying effect, which comprises a housin, casing top fixedly connected with inserts the pipe, the inside purifying agent that is provided with of casing, casing bottom fixedly connected with circulation mechanism, casing top fixedly connected with complementary unit, circulation mechanism includes the diaphragm, diaphragm fixedly connected with is in the casing bottom, diaphragm bottom fixedly connected with backup pad, diaphragm bottom fixedly connected with box. Electroplating exhaust gas purification treatment device that purifying effect is good, through the design of circulation mechanism, make this device more abundant to the purifying effect of flue gas, effectively avoided the tradition to use the purifying effect that the method that sprays leads to not thoroughly, and the condition that consumes the resource relatively takes place, this device has still collected the particulate matter that contains in the flue gas in addition, is favorable to the staff finally to carry out classification, and the practicality is higher.
In carrying out the present utility model, it has been found that this technique has a problem that, when the treated exhaust gas is discharged from the plating exhaust gas purifying apparatus, a part of the exhaust gas treating liquid in the purifying tank naturally evaporates and is discharged with the exhaust gas, and therefore, a plating exhaust gas purifying apparatus is provided.
Disclosure of Invention
The utility model aims at: in order to solve the problem that part of the waste gas treatment liquid in the purifying box can be naturally evaporated and discharged along with waste gas, the electroplating waste gas purifying treatment device is provided.
The technical scheme adopted by the utility model is as follows: the utility model provides an electroplating exhaust purification treatment device, includes the purifying box, one side fixed mounting of purifying box has the intake pipe, the one end fixed mounting that purifying box was kept away from to the intake pipe has the admission valve, the one end fixed mounting that the intake pipe was close to the purifying box has the outlet duct, the outer wall one side fixed mounting that the outlet duct was kept away from to the purifying box has the blast pipe, the one end fixedly connected with exhaust pump's of purifying box input is kept away from to the blast pipe, the output fixedly connected with honeycomb duct of exhaust pump, one side fixedly connected with condensing box of exhaust pump is kept away from to the condensing box, one side fixedly connected with transfer pipe of honeycomb duct is kept away from to the transfer pipe, one side fixedly connected with drying cabinet of condensing box, one side fixed mounting that the condensing box is close to the purifying box has the back flow pump, one side fixed mounting that the air inlet pipe was kept away from to the purifying box has the connecting pipe, one side fixedly connected with rose box that the back flow pump was kept away from the back flow pump, one side fixedly connected with rose box kept away from the connecting pipe has the discharging pipe, the one side fixedly connected with that the one end of rose box kept away from the rose box.
Through adopting above-mentioned technical scheme, condensing equipment and drying cabinet that the purifying box set up makes tight exhaust-gas treatment back, carry natural evaporation's vapor in the waste gas, discharge the purifying box through the discharging pipe, thereby reduce the waste gas treatment liquid consumption in the purifying box, play energy-concerving and environment-protective effect, after getting into the purifying box with electroplating waste gas through the intake pipe, waste gas passes through the outlet duct, get into the purifying box, react with the waste gas treatment liquid that sets up in the purifying box, get into the condensing box through the exhaust pump, the vapor that carries in the waste gas condenses into in the purifying box through the back flow, waste gas after the condensation passes through the drying cabinet, thereby dry waste gas, start the reflux pump, make waste gas treatment liquid get into in the filter cabinet, filter waste gas treatment liquid and debris that produces after the waste gas treatment, pass through the discharging pipe and spray the board and spill, thereby make waste gas treatment liquid can cyclic utilization, thereby reduce waste gas treatment liquid consumption in the purifying box, play energy-concerving and environment-protective effect.
In a preferred embodiment, the return pipe is fixedly arranged on one side, close to the purifying box, of the return pipe, and the return pipe is fixedly connected with the purifying box.
By adopting the technical scheme, the check valve arranged on the return pipe avoids waste gas in the purifying box from entering the condensing box through the return pipe as much as possible.
In a preferred embodiment, a supporting rod is fixedly arranged on one side, close to the drying box, of the purifying box, and one end, far away from the purifying box, of the supporting rod is fixedly connected with the drying box.
Through adopting above-mentioned technical scheme, the bracing piece is with drying cabinet fixed stay in one side of purifying box to avoid the drying cabinet to rock as far as possible and lead to damaging.
In a preferred embodiment, a plurality of holes are formed in one side, away from the purifying box, of the air outlet pipe, and the hole array is arranged on one side of the air outlet pipe.
Through adopting above-mentioned technical scheme, a plurality of holes that the outlet duct set up make can get into the purifying box through the hole that sets up on the outlet duct when waste gas passes through the outlet duct and purify.
In a preferred embodiment, a plurality of spray heads are arranged on the side of the spray plate, which is far from the discharge pipe, in an array manner, and the spray plate is fixedly arranged on one side of the inner wall of the purifying box.
Through adopting above-mentioned technical scheme, a plurality of shower nozzles that spray board array set up can make exhaust treatment in the purifying box more thoroughly when spraying, and spray board fixed mounting just avoids spraying the board removal as far as possible at the in-process of spraying on the board that sprays.
In a preferred embodiment, the connecting pipe and the filter box are fixedly arranged on one side of the outer wall of the purifying box.
Through adopting above-mentioned technical scheme, connecting pipe and rose box are fixed in one side of purifying box to avoid as far as possible when starting the backwash pump, connecting pipe and rose box rock and lead to damaging.
In a preferred embodiment, a plurality of condensing sheets are arranged in the condensing box, and the condensing sheets are fixedly arranged on one side of the inner wall of the condensing box.
Through adopting above-mentioned technical scheme, a plurality of condensing sheets of array setting in the condensing vessel make the steam condensation water in the air in through the condensing vessel, get into the purifying box through the back flow to play the effect of drying energy-conservation.
In a preferred embodiment, the purifying box is provided with an electroplating waste gas purifying liquid, and a sealing ring is arranged at the joint of the purifying box.
By adopting the technical scheme, the sealing ring arranged at the joint of the purifying box avoids the problem of tightness deficiency after the purifying box is used for a long time as much as possible.
In summary, due to the adoption of the technical scheme, the beneficial effects of the utility model are as follows:
according to the utility model, after electroplating waste gas enters the purifying box through the air inlet pipe, the waste gas enters the purifying box through the air outlet pipe and reacts with waste gas treatment liquid arranged in the purifying box, the waste gas enters the condensing box through the exhaust pump, water vapor carried in the waste gas is condensed into water, the condensed waste gas enters the purifying box through the return pipe, and the waste gas is dried through the drying box, the return pump is started, so that the waste gas treatment liquid enters the filtering box, the waste gas treatment liquid and sundries generated after the waste gas treatment are filtered, and the waste gas treatment liquid is transmitted to the spraying plate through the discharging pipe and sprayed, so that the waste gas treatment liquid can be recycled, and the waste gas treatment liquid consumption in the purifying box is reduced, and the effects of energy conservation and environmental protection are achieved.
Drawings
FIG. 1 is a schematic perspective view of an exhaust gas purifying apparatus according to the present utility model;
FIG. 2 is a schematic view showing the structure of an exhaust gas purifying apparatus according to the present utility model;
fig. 3 is a plan view of the exhaust gas purifying apparatus of the present utility model.
The marks in the figure: 1. a purifying box; 2. an intake valve; 3. an air inlet pipe; 4. an air outlet pipe; 5. a one-way valve; 6. an exhaust pipe; 7. an exhaust pump; 8. a flow guiding pipe; 9. a condensing box; 10. condensing sheets; 11. a transfer tube; 12. a drying box; 13. a support rod; 14. a discharge pipe; 15. a spraying plate; 16. a spray head; 17. a filter box; 18. a connecting pipe; 19. a reflux pump; 20. and (5) a return pipe.
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 in the embodiments of the present utility model will be clearly and completely described in the following in conjunction with 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. 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.
The utility model is described in detail below with reference to fig. 1-3:
referring to fig. 1-3, an electroplating waste gas purifying treatment device comprises a purifying box 1, one side fixed mounting of purifying box 1 has intake pipe 3, one end fixed mounting that purifying box was kept away from to intake pipe 3 has intake valve 2, one end fixed mounting that purifying box 1 was close to intake pipe 3 has outlet duct 4, one side fixed mounting that outer wall of outlet duct 4 was kept away from to purifying box 1 has blast pipe 6, one end fixed connection exhaust pump 7's of purifying box 1 is kept away from to blast pipe 6 input, the output fixedly connected with honeycomb duct 8 of exhaust pump 7, one side fixedly connected with condensing box 9 that exhaust pump 7 was kept away from to honeycomb duct 8, one side fixedly connected with transfer pipe 11 that transfer pipe 11 kept away from to condensing box 9, condensing equipment and drying box 12 that purifying box 1 set up make waste gas treatment after, carry natural evaporation's vapor in the waste gas, discharge purifying box 1 through discharging pipe 14, thereby waste gas treatment liquid consumption in the reducing purifying box 1 plays energy-concerving and environment-protective effect.
Referring to fig. 1 to 3, a return pipe 20 is fixedly installed on one side of the condensing box 9, which is close to the purifying box 1, a return pump 19 is fixedly installed on one side, which is far away from the air inlet pipe 3, of the purifying box 1, an input end of the return pump 19 is communicated with the purifying box 1, an output end of one side, which is close to the drying box 12, of the return pump 19 is fixedly connected with a connecting pipe 18, a filter box 17 is fixedly connected to one end, which is far away from the return pump 19, of the connecting pipe 18, a discharge pipe 14 is fixedly installed on one side, which is far away from the connecting pipe 18, of the filter box 17, a spraying plate 15 is fixedly installed on one end, which is far away from the filter box 17, of the discharge pipe 14, and after electroplating waste gas enters the purifying box 1 through the air inlet pipe 3, the waste gas enters the purifying box 1 through the air outlet pipe 4, reacts with waste gas treatment liquid arranged in the purifying box 1, water vapor carried in the waste gas enters the purifying box 1 through the exhaust pump 7, the condensed water enters the purifying box 1 through the return pipe 20, the condensed waste gas passes through the drying box 12, a drying box 12 is provided with a drying agent filter layer in the drying box 12, thereby drying the waste gas is started, the return pump 19 is enabled, the waste gas treatment liquid enters the filter box 17, a filter screen is provided in the filter box, and the filter box is provided with a filter screen, and the waste gas treatment liquid is circulated through the filter plate 15 after the waste gas treatment liquid is circulated through the filter pipe, and the waste gas treatment liquid is circulated through the filter plate, thereby reducing the waste gas consumption is circulated through the energy-saving pipe.
Referring to fig. 1-3, a check valve 5 is fixedly arranged on one side of the return pipe 20, which is close to the purifying box 1, and the return pipe 20 is fixedly connected with the purifying box 1, and the check valve 5 arranged on the return pipe 20 prevents the waste gas in the purifying box 1 from entering the condensing box 9 through the return pipe 20 as much as possible.
Referring to fig. 1-3, a support rod 13 is fixedly installed on one side of the purifying box 1, which is close to the drying box 12, and one end, which is far away from the purifying box 1, of the support rod 13 is fixedly connected with the drying box 12, and the support rod 13 fixedly supports the drying box 12 on one side of the purifying box 1, so that damage caused by shaking of the drying box 12 is avoided as much as possible.
Referring to fig. 1 to 3, a plurality of holes are formed in a side of the air outlet pipe 4 away from the purifying box 1, and the hole array is arranged on one side of the air outlet pipe 4, and the plurality of holes formed in the air outlet pipe 4 enable waste gas to enter the purifying box 1 for purification through the holes formed in the air outlet pipe 4 when the waste gas passes through the air outlet pipe 4.
Referring to fig. 1 to 3, a plurality of spray heads 16 are arranged on one side of the spray plate 15 far from the discharge pipe 14 in an array manner, the spray plate 15 is fixedly arranged on one side of the inner wall of the purifying box 1, the plurality of spray heads 16 arranged on the array manner of the spray plate 15 can enable waste gas in the purifying box 1 to be thoroughly treated during spraying, and the spray plate 15 is fixedly arranged on the spray plate 15 to avoid the movement of the spray plate 15 in the spraying process as much as possible.
Referring to fig. 1 to 3, the connection pipe 18 and the filter tank 17 are fixedly installed at one side of the outer wall of the purification tank 1, and the connection pipe 18 and the filter tank 17 are fixed at one side of the purification tank 1, so that damage caused by shaking of the connection pipe 18 and the filter tank 17 when the reflux pump 19 is started is prevented as much as possible.
Referring to fig. 1 to 3, a plurality of condensing sheets 10 are provided in a condensing box 9, and the condensing sheets 10 are fixedly installed at one side of an inner wall of the condensing box 9, and the plurality of condensing sheets 10 arranged in an array in the condensing box 9 condense water vapor in air passing through the condensing box 9 into the purifying box 1 through a return pipe 20, thereby achieving a drying and energy-saving effect.
Referring to fig. 1-3, an electroplating waste gas purifying liquid is arranged in the purifying box 1, a sealing ring is arranged at the joint of the purifying box 1, and the sealing ring arranged at the joint of the purifying box 1 avoids the problem of poor tightness of the purifying box 1 after long-time use.
The embodiment of the electroplating waste gas purifying treatment device has the implementation principle that: after electroplating waste gas enters the purifying box 1 through the air inlet pipe 3, the waste gas enters the purifying box 1 through the air outlet pipe 4 and reacts with waste gas treatment liquid arranged in the purifying box 1, the waste gas enters the condensing box 9 through the air exhaust pump 7, water vapor carried in the waste gas is condensed into water, the condensed waste gas enters the purifying box 1 through the return pipe 20 and passes through the drying box 12, so that the waste gas is dried, the return pump 19 is started, the waste gas treatment liquid enters the filtering box 17, the waste gas treatment liquid and sundries generated after the waste gas treatment are filtered, and the waste gas treatment liquid is transmitted to the spraying plate 15 through the discharging pipe 14 and sprayed, so that the waste gas treatment liquid can be recycled, waste gas treatment liquid consumption in the purifying box 1 is reduced, and the effect of energy conservation and environmental protection is achieved.
The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (8)
1. The utility model provides an electroplating exhaust purification treatment device, includes purifying box (1), its characterized in that: one side fixed mounting of purifying box (1) has intake pipe (3), one end fixed mounting that purifying box was kept away from to intake pipe (3) has intake valve (2), one end fixed mounting that intake pipe (3) was close to purifying box (1) has outlet duct (4), one side fixed mounting of outer wall that purifying box (1) was kept away from outlet duct (4) has blast pipe (6), one end fixed connection exhaust pump (7)'s of purifying box (1) was kept away from to blast pipe (6) input, the output fixedly connected with honeycomb duct (8) of exhaust pump (7), one side fixedly connected with condensing box (9) that exhaust pump (7) was kept away from to honeycomb duct (8), one side fixedly connected with transfer line (11) that honeycomb duct (8) was kept away from to condensing box (9), one end fixedly connected with drying cabinet (12) that condensing box (9) was kept away from, one side fixed mounting that purifying box (9) was close to purifying box (1) has reflux pump (19), one side fixed mounting that purifying box (1) kept away from intake pump (19) has reflux pump (19), one side that reflux pump (19) is close to reflux pump (18) is connected with reflux pump (18), one end that connecting pipe (18) kept away from backwash pump (19) fixedly connected with rose box (17), one side that connecting pipe (18) were kept away from to rose box (17) is fixedly installed and is discharged discharging pipe (14), fixed mounting that one end was kept away from to discharging pipe (14) is had spill plate (15).
2. The electroplating exhaust gas purifying apparatus according to claim 1, wherein: one side of the return pipe (20) close to the purifying box (1) is fixedly provided with a one-way valve (5), and the return pipe (20) is fixedly connected with the purifying box (1).
3. The electroplating exhaust gas purifying apparatus according to claim 1, wherein: one side of the purifying box (1) close to the drying box (12) is fixedly provided with a supporting rod (13), and one end, far away from the purifying box (1), of the supporting rod (13) is fixedly connected with the drying box (12).
4. The electroplating exhaust gas purifying apparatus according to claim 1, wherein: a plurality of holes are formed in one side, far away from the purifying box (1), of the air outlet pipe (4), and the hole array is arranged on one side of the air outlet pipe (4).
5. The electroplating exhaust gas purifying apparatus according to claim 1, wherein: and a plurality of spray heads (16) are arranged on one side of the spray plate (15) far away from the discharge pipe (14) in an array manner, and the spray plate (15) is fixedly arranged on one side of the inner wall of the purifying box (1).
6. The electroplating exhaust gas purifying apparatus according to claim 1, wherein: the connecting pipe (18) and the filter box (17) are fixedly arranged on one side of the outer wall of the purifying box (1).
7. The electroplating exhaust gas purifying apparatus according to claim 1, wherein: a plurality of condensing sheets (10) are arranged in the condensing box (9), and the condensing sheets (10) are fixedly arranged on one side of the inner wall of the condensing box (9).
8. The electroplating exhaust gas purifying apparatus according to claim 1, wherein: an electroplating waste gas purifying liquid is arranged in the purifying box (1), and a sealing ring is arranged at the joint of the purifying box (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320918976.1U CN219681727U (en) | 2023-04-23 | 2023-04-23 | Electroplating waste gas purifying treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320918976.1U CN219681727U (en) | 2023-04-23 | 2023-04-23 | Electroplating waste gas purifying treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219681727U true CN219681727U (en) | 2023-09-15 |
Family
ID=87967809
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320918976.1U Active CN219681727U (en) | 2023-04-23 | 2023-04-23 | Electroplating waste gas purifying treatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219681727U (en) |
-
2023
- 2023-04-23 CN CN202320918976.1U patent/CN219681727U/en active Active
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