CN211284554U - Pickling tank capable of absorbing acid mist - Google Patents
Pickling tank capable of absorbing acid mist Download PDFInfo
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- CN211284554U CN211284554U CN201922402162.9U CN201922402162U CN211284554U CN 211284554 U CN211284554 U CN 211284554U CN 201922402162 U CN201922402162 U CN 201922402162U CN 211284554 U CN211284554 U CN 211284554U
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- acid mist
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Abstract
The utility model relates to a descaling bath technical field especially relates to a descaling bath that can absorb acid mist, include: the bottom of the acid mist absorption tank is provided with a heating plate, the acid mist absorption tank is rotatably connected with the top cover, the side surface of the acid mist absorption tank is provided with a first air inlet pipe, the other end of the first air inlet pipe is connected with the acid mist gas generator, the top cover is provided with a liquid inlet pipe and an exhaust pipe, and the other end of the liquid inlet pipe is connected with the liquid storage tank; the air inlet end of the second air inlet pipe is connected with the top cover, and the air outlet end of the second air inlet pipe is connected with the bottom of the acid mist absorption groove. The utility model solves the problem that the pickling solution in the prior art can generate acid mist in a heating state, and the top cover is designed to form a closed space to avoid the diffusion of the acid mist; the acid mist is circularly absorbed through a second air inlet pipe, so that the absorption rate is improved; and finally, a first air inlet pipe is designed, acid mist generated in other systems is absorbed and then used as pickling solution, and the utilization rate of materials is improved.
Description
Technical Field
The utility model relates to a pickling bath technical field especially relates to a pickling bath that can absorb acid mist.
Background
The pickling tank is a container for holding an aqueous solution and removing a film on a metal surface during pickling of a workpiece. Has the characteristics of good alkali resistance, acid resistance, high temperature resistance and corrosion resistance. According to the concentration and temperature of corrosive medium, different anticorrosive material resins (common polymer resin, epoxy resin and vinyl ester resin) are selected to be matched with alkali-free glass felt or glass fiber cloth for production.
The pickling tank is widely applied to the industrial pickling industries of metallurgy, electroplating and the like. In the pickling process, the heated pickling liquid can generate acid mist, so that certain potential safety hazards can exist.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned shortcomings of the prior art, the present invention provides a pickling tank capable of absorbing acid mist, which is used for solving the problem that acid mist is generated in the pickling tank in a heated state in the prior art. The utility model has the advantages that the top cover is designed to be a closed space, so as to avoid the diffusion of acid mist; the acid mist is circularly absorbed through a second air inlet pipe, so that the absorption rate is improved; and finally, the first air inlet pipe is designed, so that acid mist generated in other systems is absorbed and then used as pickling solution, and the utilization rate of materials is improved.
To achieve the above and other related objects, the present invention provides a pickling tank capable of absorbing acid mist, the pickling tank comprising:
the acid mist absorption tank is a tank body with an upward opening, a heating sheet is arranged at the bottom of the acid mist absorption tank, the acid mist absorption tank is rotatably connected with a top cover, a first air inlet pipe is arranged on the side surface of the acid mist absorption tank, the other end of the first air inlet pipe is connected with an acid mist gas generator, a liquid inlet pipe and an exhaust pipe are arranged on the top cover, and the other end of the liquid inlet pipe is connected with a liquid storage tank; the air inlet end of the second air inlet pipe is connected with the top cover, and the air outlet end of the second air inlet pipe is connected with the bottom of the acid mist absorption groove.
The bottom of acid mist absorption tank is provided with the heating plate, heats and pickle, and efficiency is higher. Acid mist generated in the acid washing process enters the bottom of the acid mist absorption tank again through the second air inlet pipe, and a certain amount of acid washing liquid is arranged at the bottom of the acid mist absorption tank and can be absorbed again, so that the absorption rate is improved. Through designing first intake pipe, spray the liquid absorption back that absorbs as the pickle through the liquid inlet pipe with the acid mist that produces in other systems to improve the utilization ratio of material.
In an embodiment of the present invention, the inner side of the acid mist absorbing groove is provided with a teflon coating, and the edge of the top cover is provided with a sealing strip.
The polytetrafluoroethylene coating is arranged on the inner side of the acid mist absorption tank, so that the corrosion of the acid mist absorption tank by the pickling solution can be avoided, and the service life is prolonged. The edge of top cap sets up the sealing strip and can improve whole leakproofness, avoids the acid mist to spill over.
In an embodiment of the present invention, the acid mist absorbing groove and one end of the top cover are connected through a rotating shaft, and the other end of the acid mist absorbing groove and the top cover are connected through a bolt.
The rotary connection is convenient for cleaning and replacing.
In an embodiment of the present invention, the liquid inlet pipe is provided with a water pump and a first check valve, and the liquid inlet pipe penetrates through the end of the top cover and is provided with a sprayer; a first induced draft fan and a second one-way valve are installed on the first air inlet pipe; and a second induced draft fan and a third one-way valve are installed on the second air inlet pipe, and a fourth one-way valve is installed on the exhaust pipe.
Through installing water pump and first check valve on the feed liquor pipe, the water pump can provide power, and first check valve restricts the liquid flow direction. First draught fan and second check valve are installed to the last installation of first intake pipe, and first draught fan can provide power, and the restriction gas flow direction of second check valve. And a second induced draft fan and a third one-way valve are installed on the second air inlet pipe, the second induced draft fan can provide power, and the third one-way valve limits the flowing direction of the air. The exhaust pipe is provided with a fourth one-way valve to prevent external gas from entering the pickling tank.
In an embodiment of the present invention, the exhaust end of the exhaust pipe is connected to an alkaline filter. The design of the alkaline filter can avoid the discharge of acid gas, thereby avoiding atmospheric pollution to a certain extent.
In an embodiment of the present invention, the alkaline filter includes a filter tube body, a first filter screen, a filter layer and a second filter screen are sequentially disposed in the filter tube body, the first filter screen is fixedly connected to the filter tube body, and the second filter screen is slidably connected to the filter tube body.
Through with second filter screen sliding connection, change filter layer that can be fine.
In an embodiment of the utility model, install agitator motor on the top cap, agitator motor's output and agitator shaft are connected, the (mixing) shaft runs through top cap downwardly extending, stirring vane is installed to the bottom of (mixing) shaft, the outside of (mixing) shaft and stirring vane all is provided with the polytetrafluoroethylene coating.
The absorption rate of the acid mist can be improved by designing the stirring motor.
In an embodiment of the present invention, the acid mist gas generator is provided with a pressure gauge, and the acid mist absorption tank is provided with a pH meter and a thermometer.
The pressure of the acid mist gas generator can be observed through the pressure gauge, and safety accidents caused by large pressure difference are avoided. The pH meter and the thermometer are arranged on the acid mist absorption tank, so that the reaction condition and whether the acid liquor or the liquid added into the liquid storage tank needs to be replaced or not can be conveniently judged, the acid is too low in pH and too strong to be used for pickling workpieces, and the pickling speed is slow due to too high pH and too weak acid.
In an embodiment of the present invention, the pickling tank further includes a base, the acid mist absorption tank is connected to the base through a support column, and the acid mist gas generator and the liquid storage tank are installed on the base.
As mentioned above, the pickling tank capable of absorbing acid mist of the present invention has the following beneficial effects: the bottom of acid mist absorption tank is provided with the heating plate, heats and pickle, and efficiency is higher. Acid mist generated in the acid washing process enters the bottom of the acid mist absorption tank again through the second air inlet pipe, and a certain amount of acid washing liquid is arranged at the bottom of the acid mist absorption tank and can be absorbed again, so that the absorption rate is improved. Through designing first intake pipe, spray the liquid absorption back that absorbs as the pickle through the liquid inlet pipe with the acid mist that produces in other systems to improve the utilization ratio of material.
Drawings
Fig. 1 is a schematic view of an overall structure of a pickling tank capable of absorbing acid mist according to an embodiment of the present invention.
Fig. 2 is a schematic view of the acid mist absorbing tank according to the embodiment of the present invention in an open state.
Fig. 3 is a schematic back view of the acid mist absorbing tank according to the embodiment of the present invention in a closed state of the top cover.
Fig. 4 is a schematic front view of the top cover according to an embodiment of the present invention.
FIG. 5 is a schematic view of the back of the top cover in the embodiment of the present invention
FIG. 6 is a schematic view of the sealing strip of the top cover in the embodiment of the present invention
FIG. 7 is a schematic view of an alkaline filter according to an embodiment of the present invention
Description of the element reference numerals
1-acid mist absorption tank; 2-a support column; 3-a top cover; 4-a rotating shaft; 5-inserting a pin; 6-sealing strips; 7-a pressure gauge; 8-a pH meter; 9-a thermometer; 10-a first inlet pipe; 11-acid mist gas generator; 12-a liquid inlet pipe; 13-an exhaust pipe; 14-a liquid storage tank; 15-a second inlet pipe; 16-a water pump; 17-a first one-way valve; 18-a first induced draft fan; 19-a second one-way valve; 20-a second induced draft fan; 21-a third one-way valve; 22-a fourth one-way valve; 23-alkaline filter, 2301-filter tube, 2302-first sieve, 2303-filter layer, 2304-second sieve; 24-a stirring motor; 25-stirring shaft; 26-stirring blades; 27-base.
Detailed Description
The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.
Please refer to fig. 1 to 7. It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.
Referring to fig. 1, the present invention provides a pickling tank capable of absorbing acid mist, the pickling tank includes:
referring to fig. 2, the acid mist absorption tank 1 is a tank body with an upward opening, and a heating plate is disposed at the bottom of the acid mist absorption tank 1; referring to fig. 2, the acid mist absorption tank 1 is connected to one end of the top cover 3 through a rotating shaft 4, the other end of the acid mist absorption tank 1 is connected to the top cover 3 through a plug pin 5, and a teflon coating is disposed on the inner side of the acid mist absorption tank 1; referring to fig. 6, a sealing strip 6 is disposed on an edge of the top cover 3; the acid mist gas generator 11 is provided with a pressure gauge 7, and the acid mist absorption tank 1 is provided with a pH meter 8 and a thermometer 9;
referring to fig. 1, a first air inlet pipe 10 is arranged on the side surface of the acid mist absorption tank 1, the other end of the first air inlet pipe 10 is connected with an acid mist gas generator 11, a liquid inlet pipe 12 and an exhaust pipe 13 are arranged on the top cover 3, and the other end of the liquid inlet pipe 12 is connected with a liquid storage tank 14; referring to fig. 3, an air inlet end of a second air inlet pipe 15 is connected to the top cover 3, and an air outlet end of the second air inlet pipe 15 is connected to the bottom of the acid mist absorbing tank 1;
a water pump 16 and a first one-way valve 17 are installed on the liquid inlet pipe 12, and a sprayer is installed at the tail end of the liquid inlet pipe 12 penetrating through the top cover 3; a first induced draft fan 18 and a second one-way valve 19 are installed on the first air inlet pipe 10; a second induced draft fan 20 and a third one-way valve 21 are installed on the second air inlet pipe 15, a fourth one-way valve 22 is installed on the exhaust pipe 13, and an alkaline filter 23 is connected to the exhaust end of the exhaust pipe 13; referring to fig. 7, the alkaline filter 23 includes a filter tube 2301, a first screen 2302, a filter layer 2303 and a second screen 2304 are sequentially disposed in the filter tube 2301, the first screen 2302 is fixedly connected to the filter tube 2301, and the second screen 2304 is slidably connected to the filter tube 2301;
referring to fig. 4 and 5, a stirring motor 24 is installed on the top cover 3, an output end of the stirring motor 24 is connected with a stirring shaft 25, the stirring shaft 25 penetrates through the top cover 3 and extends downwards, a stirring blade 26 is installed at the bottom end of the stirring shaft 25, and polytetrafluoroethylene coatings are respectively arranged outside the stirring shaft 25 and the stirring blade 26;
referring to fig. 1, a base 27, the acid mist absorption tank 1 and the base 27 are connected by a support column 2, and the acid mist gas generator 11 and the liquid storage tank 14 are mounted on the base 27.
The working process is as follows: acid mist in the acid mist gas generator 11 enters the acid mist absorption tank 1 through the first air inlet pipe 10, liquid in the liquid storage tank 14 enters the sprayer through the liquid inlet pipe 12 to be sprayed, the acid mist is absorbed, acid washing liquid is formed at the bottom of the acid mist absorption tank 1, unabsorbed acid mist circulates to the bottom of the acid mist absorption tank 1 through the second air inlet pipe 15 to be absorbed again, and when the circulation is completed until the pH value is not changed any more, the exhaust pipe 13 is opened, and redundant gas is discharged. And after the pickling solution is prepared, opening the top cover 3, putting the workpiece into the pickling solution, and taking out the workpiece after the pickling is finished.
In summary, the top cover 3 is designed to be a closed space, so that the acid mist is prevented from diffusing; the acid mist is circularly absorbed through the second air inlet pipe 15, so that the absorption rate is improved; and finally, the first air inlet pipe 10 is designed, so that acid mist generated in other systems is absorbed and then used as pickling solution, and the utilization rate of materials is improved. Therefore, the utility model effectively overcomes various defects in the prior art and has high industrial utilization value.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (9)
1. An acid washing tank capable of absorbing acid mist, characterized in that the acid washing tank comprises:
the acid mist absorption device comprises an acid mist absorption tank (1), wherein the acid mist absorption tank (1) is a tank body with an upward opening, a heating sheet is arranged at the bottom of the acid mist absorption tank (1), the acid mist absorption tank (1) is rotatably connected with a top cover (3), a first air inlet pipe (10) is arranged on the side surface of the acid mist absorption tank (1), the other end of the first air inlet pipe (10) is connected with an acid mist gas generator (11), a liquid inlet pipe (12) and an exhaust pipe (13) are arranged on the top cover (3), and the other end of the liquid inlet pipe (12) is connected with a liquid storage tank (14); the air inlet end of the second air inlet pipe (15) is connected with the top cover (3), and the air outlet end of the second air inlet pipe (15) is connected with the bottom of the acid mist absorption tank (1).
2. The pickling tank capable of absorbing acid mist according to claim 1, wherein: the inside of acid mist absorption tank (1) is provided with the polytetrafluoroethylene coating, the edge of top cap (3) is provided with sealing strip (6).
3. The pickling tank capable of absorbing acid mist according to claim 1 or 2, wherein: the acid mist absorption tank (1) is connected with one end of the top cover (3) through a rotating shaft (4), and the other end of the acid mist absorption tank (1) is connected with the top cover (3) through a bolt (5).
4. The pickling tank capable of absorbing acid mist according to claim 1, wherein: a water pump (16) and a first one-way valve (17) are installed on the liquid inlet pipe (12), and a sprayer is installed at the tail end of the liquid inlet pipe (12) penetrating through the top cover (3); a first induced draft fan (18) and a second one-way valve (19) are installed on the first air inlet pipe (10); install second draught fan (20) and third check valve (21) on second intake pipe (15), install fourth check valve (22) on blast pipe (13).
5. The pickling tank capable of absorbing acid mist according to claim 1 or 4, wherein: and the exhaust end of the exhaust pipe (13) is connected with an alkaline filter (23).
6. The pickling tank capable of absorbing acid mist according to claim 5, wherein: alkaline filter (23) include filter body (2301), set gradually first filter screen (2302), filter layer (2303) and second filter screen (2304) in filter body (2301), first filter screen (2302) with filter body (2301) fixed connection, second filter screen (2304) with filter body (2301) sliding connection.
7. The pickling tank capable of absorbing acid mist according to any one of claims 1, 2 and 4, wherein: install agitator motor (24) on top cap (3), the output and (mixing) shaft (25) of agitator motor (24) are connected, (mixing) shaft (25) run through top cap (3) downwardly extending, stirring vane (26) are installed to the bottom of (mixing) shaft (25), the outside of (mixing) shaft (25) and stirring vane (26) all is provided with the polytetrafluoroethylene coating.
8. The pickling tank capable of absorbing acid mist according to claim 1, wherein: the acid mist gas generator (11) is provided with a pressure gauge (7), and the acid mist absorption tank (1) is provided with a pH meter (8) and a thermometer (9).
9. The pickling tank capable of absorbing acid mist according to claim 1, wherein: the pickling tank also comprises a base (27), the acid mist absorption tank (1) is connected with the base (27) through a supporting column (2), and the acid mist gas generator (11) and the liquid storage tank (14) are installed on the base (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922402162.9U CN211284554U (en) | 2019-12-27 | 2019-12-27 | Pickling tank capable of absorbing acid mist |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922402162.9U CN211284554U (en) | 2019-12-27 | 2019-12-27 | Pickling tank capable of absorbing acid mist |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211284554U true CN211284554U (en) | 2020-08-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922402162.9U Active CN211284554U (en) | 2019-12-27 | 2019-12-27 | Pickling tank capable of absorbing acid mist |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211284554U (en) |
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2019
- 2019-12-27 CN CN201922402162.9U patent/CN211284554U/en active Active
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