CN216171358U - Chromium plating production line chromic acid fog collection processing apparatus - Google Patents
Chromium plating production line chromic acid fog collection processing apparatus Download PDFInfo
- Publication number
- CN216171358U CN216171358U CN202122917339.6U CN202122917339U CN216171358U CN 216171358 U CN216171358 U CN 216171358U CN 202122917339 U CN202122917339 U CN 202122917339U CN 216171358 U CN216171358 U CN 216171358U
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- CN
- China
- Prior art keywords
- fixedly connected
- chromic acid
- chromium plating
- production line
- acid mist
- Prior art date
- 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.)
- Expired - Fee Related
Links
- 238000007747 plating Methods 0.000 title claims abstract description 46
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 title claims abstract description 30
- 229910052804 chromium Inorganic materials 0.000 title claims abstract description 30
- 239000011651 chromium Substances 0.000 title claims abstract description 30
- KRVSOGSZCMJSLX-UHFFFAOYSA-L chromic acid Substances O[Cr](O)(=O)=O KRVSOGSZCMJSLX-UHFFFAOYSA-L 0.000 title claims abstract description 25
- AWJWCTOOIBYHON-UHFFFAOYSA-N furo[3,4-b]pyrazine-5,7-dione Chemical compound C1=CN=C2C(=O)OC(=O)C2=N1 AWJWCTOOIBYHON-UHFFFAOYSA-N 0.000 title claims abstract description 25
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 17
- 239000003595 mist Substances 0.000 claims abstract description 31
- 239000002253 acid Substances 0.000 claims abstract description 29
- 239000004033 plastic Substances 0.000 claims abstract description 12
- 238000007789 sealing Methods 0.000 claims abstract description 11
- 238000009713 electroplating Methods 0.000 claims description 15
- 239000003513 alkali Substances 0.000 claims description 13
- 239000007921 spray Substances 0.000 claims description 11
- 230000000087 stabilizing effect Effects 0.000 claims description 8
- 238000005260 corrosion Methods 0.000 claims description 6
- 239000007789 gas Substances 0.000 abstract description 15
- 230000000694 effects Effects 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 5
- 239000002912 waste gas Substances 0.000 abstract description 5
- 239000012535 impurity Substances 0.000 description 3
- 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
- 230000007797 corrosion Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 206010000269 abscess Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 239000003112 inhibitor Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000004400 mucous membrane Anatomy 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
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- Electroplating Methods And Accessories (AREA)
Abstract
The utility model discloses a chromic acid mist collecting and treating device for a chromium plating production line, which comprises a plating bath, wherein plastic plates are fixedly connected to the front and the rear of the top end of the plating bath, the top ends of the plastic plates are respectively and fixedly connected to the left side and the right side of the bottom end of a top plate, the top end of the top plate is uniformly and fixedly connected to one end of a plurality of first branch pipes, and the other ends of the first branch pipes are respectively and fixedly connected to the bottom end of a main pipeline. According to the utility model, acid gas is transmitted into the main pipeline through the first branch pipe and the second branch pipe simultaneously and then is subjected to subsequent treatment, the chromic acid fog waste gas collecting effect is good, the inorganization emission is less, the working environment of an operator is greatly improved, the disassembly and the assembly between the adapter pipe and the strip seam type exhaust hood can be facilitated by rotating the threaded sleeve, the sealing rubber ring is tightly attached to the inner wall of the strip seam type exhaust hood by screwing the threaded sleeve in the assembly process, and the sealing property during acid gas collection is improved.
Description
Technical Field
The utility model relates to the technical field of chromium plating, in particular to a chromic acid mist collecting and treating device for a chromium plating production line.
Background
Chromium plating refers to the action of plating chromium on other metals as a plating layer, the chromium plating layer has high hardness, according to different plating solution components and process conditions, the chromium plating layer has good heat resistance, the glossiness and the hardness of the chromium plating layer do not change obviously when the chromium plating layer is heated below 500 ℃, the chromium plating layer begins to oxidize and discolor when the temperature is higher than 500 ℃, the hardness of the chromium plating layer begins to reduce when the temperature is higher than 700 ℃, the friction coefficient of the chromium plating layer is small, particularly the dry friction coefficient is the lowest among all metals, so the chromium plating layer has good wear resistance, the chromium plating layer has good chemical stability, does not act in alkali, sulfide, nitric acid and most organic acids, but can be dissolved in hydrochloric acid and hot sulfuric acid.
Chromic acid fog waste gas is generated in the chromium electroplating process, when the chromic acid fog reaches a certain concentration in the environment, mucous membranes and skins of people can be burnt, and nasal septal abscess is caused, so that a waste gas collecting system with reasonable layout and high efficiency is required to be designed, a chromic acid fog inhibitor is added, the chromic acid fog is prevented from being discharged to the environment in an unorganized mode, and the health of electroplating operators is ensured.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art and provides a chromic acid mist collecting and treating device for a chromium plating production line.
In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a processing apparatus is collected to chromium plating production line chromic acid fog, includes the plating bath, the equal fixedly connected with plastic slab in top the place ahead and the rear of plating bath, the top of plastic slab is fixed connection respectively in the bottom left and right sides of roof, the even fixed connection in the one end of a plurality of first branch pipes in the top of roof, the equal fixed connection in the bottom of the other end of first branch pipe, the fixedly connected with acid and alkali-resistance draught fan of giving vent to anger of trunk line, the output fixedly connected with alkali lye spray tower of acid and alkali-resistance draught fan, the equal fixedly connected with second branch pipe in the bottom left and right sides of trunk line, the equal fixedly connected with strip seam formula exhaust hood in both ends about the plating bath, the equal threaded connection in the outside one end of strip seam formula exhaust hood is at the external diameter of thread bush, the equal threaded connection in internal diameter of thread bush has the switching pipe.
As a further description of the above technical solution:
the equal fixedly connected with support in the rear end left and right sides of roof, the top of support is fixed connection respectively in trunk line left and right sides external diameter department.
As a further description of the above technical solution:
the alkali liquor spray tower is connected with the acid mist processor through a communicating pipe, and an exhaust pipe is arranged at the top end of the acid mist processor.
As a further description of the above technical solution:
and the left side and the right side of the rear end of the electroplating bath are fixedly connected with stabilizing plates, and the top ends of the stabilizing plates are fixedly connected to the bottom ends of the second branch pipes.
As a further description of the above technical solution:
the threaded sleeve is connected with the second branch pipe through the adapter pipe.
As a further description of the above technical solution:
the middle part of the inner diameter of the strip-seam type exhaust hood is fixedly connected with an anti-corrosion filter screen.
As a further description of the above technical solution:
and one end of the threaded sleeve close to the electroplating bath is fixedly connected with a sealing rubber ring.
The utility model has the following beneficial effects:
1. according to the acid mist treatment device, the strip-seam type exhaust hoods are arranged on two sides of the electroplating bath to collect acid mist gas generated by the electroplating bath, three sides of the electroplating bath are sealed through the plastic plates and the top plate, so that the gas collected by the strip-seam type exhaust hoods can enter the first branch pipe through the small hole in the top plate to enter the main pipeline, the gas in the main pipeline is conveyed to the alkali liquor spray tower through the acid-base resistant draught fan to be sprayed and neutralized with acid mist, and finally enters the acid mist treatment device through the communicating pipe to be recovered.
2. According to the utility model, the threaded sleeve is rotated, so that the adaptor pipe and the slotted exhaust hood can be conveniently disassembled and assembled, in the assembling process, the threaded sleeve is screwed down to enable the sealing rubber ring to be tightly attached to the inner wall of the slotted exhaust hood, so that the sealing property during acid gas collection is improved, and meanwhile, the collected gas is filtered by arranging the corrosion-resistant filter screen, so that other impurities are prevented from entering the pipeline to influence the recovery effect.
Drawings
FIG. 1 is a schematic view of the overall structure of a chromic acid mist collecting and treating device for a chromium plating production line according to the present invention;
FIG. 2 is a schematic perspective view of a plating bath of a chromic acid mist collecting and treating device of a chromium plating production line according to the present invention;
FIG. 3 is a schematic view of a slit type exhaust hood of the chromic acid mist collecting and treating device of the chromium plating production line.
Illustration of the drawings:
1. an electroplating bath; 2. acid and alkali resistant draught fan; 3. a main pipeline; 4. an alkali liquor spray tower; 5. a communicating pipe; 6. an acid mist processor; 7. an exhaust pipe; 8. a plastic panel; 9. a top plate; 10. a transfer tube; 11. a first branch pipe; 12. a support; 13. a second branch pipe; 14. a stabilizing plate; 15. a threaded bushing; 16. a slotted exhaust hood; 17. an anti-corrosion filter screen; 18. and sealing the rubber ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "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; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-3, one embodiment of the present invention is provided: the utility model provides a processing apparatus is collected to chromium plating production line chromic acid fog, including plating bath 1, the equal fixedly connected with plastic slab 8 in top the place ahead and the rear of plating bath 1, the top of plastic slab 8 is fixed connection respectively in the bottom left and right sides of roof 9, the even fixed connection in the one end of a plurality of first branch pipes 11 in the top of roof 9, the equal fixed connection in the bottom of trunk line 3 of the other end of first branch pipe 11, the fixedly connected with acid and alkali-resistance draught fan 2 of giving vent to anger of trunk line 3, the output fixedly connected with alkali lye spray tower 4 of acid and alkali-resistance draught fan 2, the equal fixedly connected with second branch pipe 13 in the bottom left and right sides of trunk line 3, the equal fixedly connected with strip seam formula exhaust hood 16 in both ends about plating bath 1, the equal threaded connection in threaded sleeve 15's external diameter of outside one end of strip seam formula exhaust hood 16, the equal threaded connection in threaded connection of internal diameter of threaded sleeve 15 has a switching pipe 10, it receives the acid fog gas that plating bath 1 produced to set up strip seam formula exhaust hood 16 through the both sides at plating bath 1 Set, seal plating bath 1 trilateral simultaneously through plastic slab 8 and roof 9, come too late gaseous through the aperture of strip seam formula exhaust hood 16 collection into first branch pipe 11 entering trunk line 3 on the roof 9, convey the alkali lye spray column 4 through acid and alkali-resistance draught fan 2 with the gas in the trunk line 3 and spray and neutralize the acid mist, finally retrieve through 5 entering acid mist treater 6 communicating pipes, realized through the above-mentioned device that the chromic acid mist waste gas is collected effectually, unorganized emission is less effect.
The left side and the right side of the rear end of the top plate 9 are fixedly connected with a support 12, the top ends of the supports 12 are respectively and fixedly connected with the outer diameters of the left side and the right side of a main pipeline 3, an alkali liquor spray tower 4 is connected with an acid mist processor 6 through a communicating pipe 5, the top end of the acid mist processor 6 is provided with an exhaust pipe 7, the left side and the right side of the rear end of an electroplating bath 1 are respectively and fixedly connected with a stabilizing plate 14, the top ends of the stabilizing plates 14 are respectively and fixedly connected with the bottom end of a second branch pipe 3, the stability of the second branch pipe 13 is improved through the stabilizing plates 14, a threaded sleeve 15 is connected with the second branch pipe 13 through an adapter pipe 10, the middle part of the inner diameter of a strip-seam type exhaust hood 16 is respectively and fixedly connected with an anti-corrosion filter screen 17, one end of the threaded sleeve 15 close to the electroplating bath 1 is respectively and fixedly connected with a sealing rubber ring 18, the disassembly and the assembly between the adapter pipe 10 and the strip-seam type exhaust hood 16 can be convenient by rotating the threaded sleeve 15, make sealing rubber ring 18 hug closely the inner wall of strip seam formula exhaust hood 16 through screwing up threaded sleeve 15 and improved the leakproofness when sour gas is collected, filter the gas of collecting through setting up anticorrosive filter screen 17 simultaneously, prevent that other impurity from getting into to influence in the pipeline and retrieve the effect.
The working principle is as follows: firstly, the strip seam type exhaust hoods 16 are arranged on two sides of the electroplating bath 1 to collect acid mist gas generated by the electroplating bath 1, three sides of the electroplating bath 1 are sealed by the plastic plates 8 and the top plate 9, the gas which cannot be collected by the strip seam type exhaust hoods 16 enters the first branch pipe 11 through the small hole on the top plate 9 to enter the main pipe 3, the gas in the main pipe 3 is conveyed to the alkali liquor spray tower 4 through the acid-alkali resistant draught fan 2 to be sprayed and neutralized with the acid mist, and finally enters the acid mist processor 6 through the communicating pipe 5 to be recycled, the device realizes the effects of good chromic acid mist waste gas collecting effect and less inorganization emission, the chromic acid mist organized emission and the inorganization emission are stable and reach the standard, the working environment of operators is greatly improved, and the disassembly and the assembly between the adapter pipe 10 and the strip seam type exhaust hoods 16 can be convenient by rotating the threaded sleeve 15, in the assembling process, the sealing rubber ring 18 is tightly attached to the inner wall of the slotted exhaust hood 16 by screwing the threaded sleeve 15, so that the sealing performance during acid gas collection is improved, and meanwhile, the collected gas is filtered by the corrosion-resistant filter screen 17, so that other impurities are prevented from entering the pipeline to influence the recovery effect.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.
Claims (7)
1. The utility model provides a processing apparatus is collected to chromium plating production line chromic acid fog, includes plating bath (1), its characterized in that: the top place ahead and the equal fixedly connected with plastic slab (8) in rear of plating bath (1), the top of plastic slab (8) is fixed connection respectively in the bottom left and right sides of roof (9), the even fixed connection in one end of a plurality of first branch pipes (11) in top of roof (9), the equal fixed connection in bottom in trunk line (3) of the other end of first branch pipe (11), the end fixedly connected with acid and alkali-resistance draught fan (2) of giving vent to anger of trunk line (3), the output fixedly connected with alkali lye spray tower (4) of acid and alkali-resistance draught fan (2), the equal fixedly connected with second branch pipe (13) in the bottom left and right sides of trunk line (3), the equal fixedly connected with strip seam formula exhaust hood (16) in both ends about plating bath (1), the equal threaded connection in external diameter of threaded sleeve (15) in outside one end of strip seam formula exhaust hood (16), the inner diameter of the threaded sleeve (15) is connected with a switching tube (10) in a threaded manner.
2. The chromic acid mist collecting and treating device for the chromium plating production line according to claim 1, which is characterized in that: the equal fixedly connected with support (12) in the rear end left and right sides of roof (9), the top of support (12) is fixed connection respectively in trunk line (3) left and right sides external diameter department.
3. The chromic acid mist collecting and treating device for the chromium plating production line according to claim 1, which is characterized in that: the alkali liquor spray tower (4) is connected with the acid mist processor (6) through a communicating pipe (5), and an exhaust pipe (7) is arranged at the top end of the acid mist processor (6).
4. The chromic acid mist collecting and treating device for the chromium plating production line according to claim 1, which is characterized in that: the left side and the right side of the rear end of the electroplating bath (1) are fixedly connected with stabilizing plates (14), and the top ends of the stabilizing plates (14) are fixedly connected to the bottom ends of the second branch pipes (13).
5. The chromic acid mist collecting and treating device for the chromium plating production line according to claim 1, which is characterized in that: the threaded sleeve (15) is connected with the second branch pipe (13) through the adapter pipe (10).
6. The chromic acid mist collecting and treating device for the chromium plating production line according to claim 1, which is characterized in that: the middle part of the inner diameter of the strip-seam type exhaust hood (16) is fixedly connected with an anti-corrosion filter screen (17).
7. The chromic acid mist collecting and treating device for the chromium plating production line according to claim 1, which is characterized in that: one end of the threaded sleeve (15) close to the electroplating bath (1) is fixedly connected with a sealing rubber ring (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122917339.6U CN216171358U (en) | 2021-11-25 | 2021-11-25 | Chromium plating production line chromic acid fog collection processing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122917339.6U CN216171358U (en) | 2021-11-25 | 2021-11-25 | Chromium plating production line chromic acid fog collection processing apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216171358U true CN216171358U (en) | 2022-04-05 |
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ID=80913223
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122917339.6U Expired - Fee Related CN216171358U (en) | 2021-11-25 | 2021-11-25 | Chromium plating production line chromic acid fog collection processing apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216171358U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115228253A (en) * | 2022-08-09 | 2022-10-25 | 广东甬金金属科技有限公司 | Acid mist purification system applied to pickling line |
-
2021
- 2021-11-25 CN CN202122917339.6U patent/CN216171358U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115228253A (en) * | 2022-08-09 | 2022-10-25 | 广东甬金金属科技有限公司 | Acid mist purification system applied to pickling line |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220405 |