CN211227353U - Pickling bath with acid mist absorption function and heating function - Google Patents
Pickling bath with acid mist absorption function and heating function Download PDFInfo
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- CN211227353U CN211227353U CN201922406052.XU CN201922406052U CN211227353U CN 211227353 U CN211227353 U CN 211227353U CN 201922406052 U CN201922406052 U CN 201922406052U CN 211227353 U CN211227353 U CN 211227353U
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Abstract
The utility model discloses a descaling bath with absorb acid mist function and heating function, including the cell body, the fixed lid that is provided with in cell body top, the acid mist sunction inlet has been seted up on the lid, the internal fixed exhaust fan that is provided with of acid mist sunction inlet, and the acid mist sunction inlet is linked together through first pipeline and first acid mist purification tower, the gas outlet department intercommunication at first acid mist purification tower top is provided with first exhaust pipe, first electromagnetic valve is installed on first exhaust pipe upper portion, first exhaust pipe lower part one side is linked together through the air inlet on second pipeline and the second acid mist purification tower lower part lateral wall, install second electromagnetic valve on the second pipeline, install the pH sensor on the inside wall of first acid mist purification tower lower part, the gas outlet department intercommunication at second acid mist purification tower top is provided with the second aiutage. The equipment can collect acid mist generated in the acid washing process, can also quickly purify the acid mist, and cannot pollute the environment.
Description
Technical Field
The utility model relates to a pickling line technical field, concretely relates to descaling bath with absorb acid mist function and heating function.
Background
The pickling tank is a common device in industrial production and is widely applied to the industrial pickling industries of metallurgy, electroplating and the like. During the pickling process, the workpiece is placed in the acid solution contained in the pickling tank to remove oxide skin, rusty materials and the like on the surface of the workpiece, and according to the properties of the solution contained in the pickling tank, the workpiece is generally required to have corresponding alkali resistance, acid resistance, high temperature resistance and corrosion resistance.
However, most of the existing pickling tanks are directly placed in a workshop in an open manner, acid solution such as hydrochloric acid contained in the pickling tank is easy to volatilize to generate acid mist, and the acid solution can generate a lot of chemical gases in the pickling process, the acid mist and the chemical gases can damage the health of workers in the workshop, and the acid mist can also have certain influence on equipment in the workshop; in addition, the pickling tank needs to heat the acid solution in the pickling process, but the heating device in the conventional pickling tank heats unevenly, so that the temperature of the acid solution in the pickling tank is uneven, and the final pickling effect is influenced.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem existing in the background art, the utility model aims to provide a pickling tank with absorb acid mist function and heating function, its acid mist that can produce to the pickling in-process is collected, but also can purify the acid mist fast, can not pollute the environment, in addition, it can be to the quick even heating of acid solution, has guaranteed the pickling effect.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a pickling tank with acid mist absorption function and heating function, which comprises a tank body, a cover body, a first pipeline, a first acid mist purification tower, a second pipeline and a second acid mist purification tower, wherein the top of the tank body is fixedly provided with the cover body, an acid mist suction inlet is arranged on the cover body, an exhaust fan is fixedly arranged in the acid mist suction inlet, the acid mist suction inlet is communicated with an air inlet on the side wall of the lower part of the first acid mist purification tower through the first pipeline, an air outlet at the top of the first acid mist purification tower is communicated with a first exhaust tube, a first electromagnetic valve is arranged on the upper part of the first exhaust tube, one side of the lower part of the first exhaust tube is communicated with an air inlet on the side wall of the lower part of the second acid mist purification tower through the second pipeline, a second electromagnetic valve is arranged on the second pipeline, a pH sensor is arranged on the inner side wall of the lower part of, a second exhaust funnel is communicated with an air outlet at the top of the second acid mist purification tower; a hollow heating cavity is formed in the side wall of the groove body, a heat conduction layer and an electric heating pipe are arranged in the heating cavity, the heat conduction layer is laid close to the inner side wall of the groove body, and the electric heating pipe is coiled on one side of the heat conduction layer close to the outer side wall of the groove body; the first acid mist purification tower and the second acid mist purification tower are identical in structure, a demisting device and a plurality of spraying devices are sequentially arranged in the first acid mist purification tower from top to bottom, and a filling device is further arranged between any two adjacent spraying devices.
The improvement lies in that further, spray set is including transversely setting up the inside total pipeline that sprays of first acid mist purification tower, it runs through to spray total pipeline one end first acid mist purification tower inside wall to through the third pipeline with being located the lye tank of first acid mist purification tower side is linked together, be provided with the feed liquor pump on the third pipeline, the diameter that sprays total pipeline diminishes from one end to the other end gradually, just the major diameter end that sprays total pipeline is located directly over the last gas inlet of acid mist purification tower, spray total pipeline both sides equidistant be provided with a plurality of with the branch pipeline that sprays that total pipeline is linked together, spray branch pipeline lower part equidistant a plurality of shower heads of installing. Set up through the structure to spray set, alkali lye sprays to the acid mist purifying column in all-round through the shower head, because the acid mist concentration that is close to in the acid mist purifying column in the air inlet department is great, diameter and position through to spraying the main pipeline set up, realized spraying a large amount of alkali lye to the great department of smog concentration in the acid mist purifying column, spray a small amount of alkali lye to the less department of smog concentration in the acid mist purifying column, both guaranteed the purification treatment effect to the acid mist, the use amount of alkali lye has also been reduced simultaneously.
The improved spraying device is characterized in that the spraying head is communicated with the spraying branch pipeline through a communication pipeline, the communication pipeline is distributed on two sides of the lower part of the spraying branch pipeline in a paired mode, and an included angle between the communication pipeline and the horizontal plane is 30-50 degrees. Through the arrangement, the alkali liquor sprayed by the spray header covers the acid mist purification tower in a wider range, so that the purification treatment effect on the acid mist is further ensured.
The improved acid mist purification tower is characterized in that a waste liquid storage tank is further arranged at the bottom in the first acid mist purification tower and communicated with a waste liquid collecting box located beside the first acid mist purification tower through a fourth pipeline, a liquid pump is arranged on the fourth pipeline, and through arrangement, alkali liquor after acid mist absorption can be subjected to concentrated recovery treatment, so that pollution to the environment caused by direct discharge is avoided.
The further improvement is that the filling device comprises an upper pressing plate and a lower pressing plate which are transversely and fixedly arranged on the inner side wall of the first acid mist purification tower, and adsorption filling materials are arranged between the upper pressing plate and the lower pressing plate.
Compared with the prior art, the utility model discloses following beneficial effect has:
in the utility model, the hollow heating chamber is formed in the side wall of the tank body, and the heat conduction layer and the electric heating pipe are arranged in the heating chamber, so that the acid solution in the tank body is quickly and uniformly heated, and the pickling effect is ensured; acid mist generated in the pickling treatment process in the tank body enters the first acid mist purification tower through the exhaust fan and the first pipeline, the acid mist generated in the pickling process is effectively collected, alkali liquor sprayed by the spraying device in the first acid mist purification tower is used for neutralizing the acid mist, and the acid mist is efficiently adsorbed by the adsorption device, so that the efficient purification treatment of the acid mist is realized, acid wastewater is not generated after the treatment, and secondary pollution is not caused; through set up the pH sensor in first exhaust cylinder to be linked together first exhaust cylinder one side through second pipeline and second acid mist purification tower, can carry out purification treatment once more to the gas that does not reach emission standard in the first acid mist purification tower, guaranteed deacidification treatment effect.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a schematic structural view of a pickling tank with acid mist absorption and heating functions;
FIG. 2 is a schematic view of the internal structure of the middle trough body of the present invention;
FIG. 3 is a schematic view of the cross-sectional structure of the middle trough body of the present invention;
FIG. 4 is a schematic view of the internal structure of a first acid mist purification tower according to the present invention;
FIG. 5 is a schematic structural view of a spraying device of the present invention;
FIG. 6 is a schematic structural view of the middle communication pipeline of the present invention;
wherein, the specific reference numbers are: the acid mist purification device comprises a tank body 1, a heating cavity 2, a heat conducting layer 3, an electric heating pipe 4, a cover body 5, an exhaust fan 6, a first pipeline 7, a first acid mist purification tower 8, a first exhaust cylinder 9, a first electromagnetic valve 10, a spraying device 11, a main spraying pipeline 12, a branch spraying pipeline 13, a communicating pipeline 14, a spraying head 15, a third pipeline 16, a liquid inlet pump 17, an alkaline liquid tank 18, an upper pressing plate 19, a lower pressing plate 20, an adsorption filler 21, a demisting device 22, a waste liquid storage tank 23, a liquid pumping pump 24, a fourth pipeline 25, a waste liquid collection tank 26, a second pipeline 27, a second electromagnetic valve 28, a second acid mist purification tower 29 and a second exhaust cylinder 30.
Detailed Description
The embodiment of the utility model discloses a pickling tank with acid mist absorption function and heating function, as shown in figures 1 to 3, comprising a tank body 1, a cover body 5, a first pipeline 7, a first acid mist purification tower 8, a second pipeline 27 and a second acid mist purification tower 29, wherein the top of the tank body 1 is fixedly provided with the cover body 5, the cover body 5 is provided with an acid mist suction inlet, an exhaust fan 6 is fixedly arranged in the acid mist suction inlet, the acid mist suction inlet is communicated with an air inlet on the lower side wall of the first acid mist purification tower 8 through the first pipeline 7, an air outlet on the top of the first acid mist purification tower 8 is communicated with a first exhaust cylinder 9, the upper part of the first exhaust cylinder 9 is provided with a first electromagnetic valve 10, one side of the lower part of the first exhaust cylinder 9 is communicated with an air inlet on the lower side wall of the second acid mist purification tower 29 through the second pipeline 27, the second pipeline 27 is provided with a second electromagnetic valve 28, a pH sensor is arranged on the inner side wall of the lower part of the first acid mist purification tower 8, and a second exhaust funnel 30 is communicated with an air outlet at the top of the second acid mist purification tower 29; a hollow heating chamber 2 is formed in the side wall of the tank body 1, a heat conduction layer 3 and an electric heating pipe 4 are arranged in the heating chamber 2, the heat conduction layer 3 is laid at the position close to the inner side wall of the tank body 1, and the electric heating pipe 4 is coiled at one side of the heat conduction layer 3 close to the outer side wall of the tank body 1; the first acid mist purification tower 8 and the second acid mist purification tower 29 have the same structure, as shown in fig. 4, a demisting device 22 and a plurality of spraying devices 11 are sequentially arranged in the first acid mist purification tower 8 from top to bottom, a packing device is further arranged between any two adjacent spraying devices 11, the packing device comprises an upper pressure plate 19 and a lower pressure plate 20 which are transversely and fixedly arranged on the inner side wall of the first acid mist purification tower 8, and an adsorption packing 21 is arranged between the upper pressure plate 19 and the lower pressure plate 20.
Wherein, as shown in fig. 5 and fig. 6, the spraying device 11 includes a main spraying pipeline 12 transversely disposed inside the first acid mist purification tower 8, one end of the main spraying pipeline 12 penetrates through the inner side wall of the first acid mist purification tower 8 and is communicated with an alkaline liquid tank 18 disposed beside the first acid mist purification tower 8 through a third pipeline 16, a liquid inlet pump 17 is disposed on the third pipeline 16, the diameter of the main spraying pipeline 12 gradually decreases from one end to the other end, the large diameter end of the main spraying pipeline 12 is disposed right above an air inlet on the acid mist purification tower, a plurality of branch spraying pipelines 13 communicated with the main spraying pipeline 12 are disposed at equal intervals on two sides of the main spraying pipeline 12, and a plurality of spraying heads 15 are disposed at equal intervals on the lower portion of the branch spraying pipeline 13. The spray header 15 is communicated with the spray branch pipe 13 through a communication pipe 14, the communication pipes 14 are distributed on two sides of the lower part of the spray branch pipe 13 in a paired mode, and the included angle between the communication pipe 14 and the horizontal plane is 30-50 degrees. Through setting up the structure to spray set 11, alkali lye sprays to the acid mist purifying column in through shower head 15 all-round, the purification treatment effect to the acid mist has been guaranteed, because the acid mist concentration that is close to in the acid mist purifying column in the air inlet department is great, through setting up diameter and position to spraying main pipeline 12, the department that smog concentration is great in having realized spraying a large amount of alkali lye to the acid mist purifying column, less department sprays a small amount of alkali lye to smog concentration in the acid mist purifying column, the purification treatment effect to the acid mist has both further been guaranteed, the use amount of alkali lye has also been reduced simultaneously.
Wherein, the bottom still is provided with waste liquid holding tank 23 in the first acid mist purifying tower 8, and waste liquid holding tank 23 is linked together through fourth pipeline 25 and the waste liquid collecting box 26 that is located the 8 sides of first acid mist purifying tower, is provided with drawing liquid pump 24 on the fourth pipeline 25, through setting up, can concentrate recovery processing to the alkali lye after absorbing the acid mist, avoids directly arranging outward and causes the pollution to the environment.
The utility model discloses the during operation: opening a cover body 5, putting a workpiece to be pickled into a tank body 1, heating an acid solution in the tank body 1 through an electric heating pipe 4, opening an exhaust fan 6, enabling acid mist generated in the pickling process to enter a first acid mist purification tower 8 through a first pipeline 7, enabling the acid mist to ascend from bottom to top in the first acid mist purification tower 8, neutralizing the acid mist through alkali liquor sprayed by a spraying device 11 in the ascending process, efficiently adsorbing the acid mist through a filling device, realizing efficient purification treatment of the acid mist, separating gas and liquid in the gas through a demisting device 22, detecting whether the gas reaches a discharge standard through a pH sensor in a first exhaust cylinder 9, if the gas reaches the discharge standard, opening a first electromagnetic valve 10, directly discharging the gas into the atmosphere through the first exhaust cylinder 9, and if the gas reaches the discharge standard, closing the first electromagnetic valve 10, the second electromagnetic valve 28 is opened, the gas enters the second acid mist purification tower 29 through the second pipeline 27 for purification treatment again, and then is discharged through the second exhaust funnel 30, so that the deacidification treatment effect is ensured, and the wastewater generated in the acid mist purification tower enters the waste liquid storage tank 23 and then enters the waste liquid collection tank 26 through the fourth pipeline 25 for centralized treatment.
It is right to have used specific individual example above the utility model discloses expound, only be used for helping to understand the utility model discloses, not be used for the restriction the utility model discloses. To the technical field of the utility model technical personnel, the foundation the utility model discloses an idea can also be made a plurality of simple deductions, warp or replacement.
Claims (5)
1. The utility model provides a descaling bath with absorb acid mist function and heating function, its characterized in that, including cell body, lid, first pipeline, first acid mist purifying tower, second pipeline, second acid mist purifying tower, the fixed lid that is provided with in cell body top, the acid mist sunction inlet has been seted up on the lid, the internal fixed exhaust fan that is provided with of acid mist sunction inlet, just the acid mist sunction inlet through first pipeline with air inlet on the lateral wall of first acid mist purifying tower lower part is linked together, the air outlet department intercommunication at first acid mist purifying tower top is provided with first exhaust tube, first electromagnetic valve is installed on first exhaust tube upper portion, first exhaust tube lower part one side through the second pipeline with air inlet on the lateral wall of second acid mist purifying tower lower part is linked together, install second electromagnetic valve on the second pipeline, install the pH sensor on the inside wall of first acid mist purifying tower lower part, a second exhaust funnel is communicated with an air outlet at the top of the second acid mist purification tower; a hollow heating cavity is formed in the side wall of the groove body, a heat conduction layer and an electric heating pipe are arranged in the heating cavity, the heat conduction layer is laid close to the inner side wall of the groove body, and the electric heating pipe is coiled on one side of the heat conduction layer close to the outer side wall of the groove body; the first acid mist purification tower and the second acid mist purification tower are identical in structure, a demisting device and a plurality of spraying devices are sequentially arranged in the first acid mist purification tower from top to bottom, and a filling device is further arranged between any two adjacent spraying devices.
2. The pickling tank with the acid mist absorption function and the heating function as claimed in claim 1, wherein the spraying device comprises a spraying main pipeline transversely arranged inside the first acid mist purification tower, one end of the spraying main pipeline penetrates through the inner side wall of the first acid mist purification tower and is communicated with an alkaline liquid tank arranged beside the first acid mist purification tower through a third pipeline, a liquid inlet pump is arranged on the third pipeline, the diameter of the spraying main pipeline is gradually reduced from one end to the other end, the large-diameter end of the spraying main pipeline is positioned right above an air inlet on the acid mist purification tower, a plurality of spraying branch pipelines are arranged on two sides of the spraying main pipeline at equal intervals and communicated with the spraying main pipeline, and a plurality of spraying heads are arranged on the lower portion of the spraying branch pipelines at equal intervals.
3. The pickling tank with the acid mist absorption function and the heating function as claimed in claim 2, wherein the spray header is communicated with the spray branch pipe through a communication pipe, the communication pipe is distributed on two sides of the lower part of the spray branch pipe in a paired manner, and the angle between the communication pipe and the horizontal plane is 30-50 °.
4. The pickling tank with the acid mist absorbing function and the heating function as claimed in claim 1, wherein a waste liquid storage tank is further arranged at the bottom inside the first acid mist purification tower, the waste liquid storage tank is communicated with a waste liquid collection tank arranged beside the first acid mist purification tower through a fourth pipeline, and a liquid suction pump is arranged on the fourth pipeline.
5. The pickling tank with the acid mist absorption function and the heating function as claimed in claim 1, wherein the filling device comprises an upper pressing plate and a lower pressing plate which are transversely and fixedly arranged on the inner side wall of the first acid mist purification tower, and an adsorption filling is arranged between the upper pressing plate and the lower pressing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922406052.XU CN211227353U (en) | 2019-12-27 | 2019-12-27 | Pickling bath with acid mist absorption function and heating function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922406052.XU CN211227353U (en) | 2019-12-27 | 2019-12-27 | Pickling bath with acid mist absorption function and heating function |
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| Publication Number | Publication Date |
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| CN211227353U true CN211227353U (en) | 2020-08-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922406052.XU Active CN211227353U (en) | 2019-12-27 | 2019-12-27 | Pickling bath with acid mist absorption function and heating function |
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| CN (1) | CN211227353U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112717648A (en) * | 2020-12-11 | 2021-04-30 | 深圳金基珠宝首饰有限公司 | Acid boiling and tail gas absorption equipment |
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2019
- 2019-12-27 CN CN201922406052.XU patent/CN211227353U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112717648A (en) * | 2020-12-11 | 2021-04-30 | 深圳金基珠宝首饰有限公司 | Acid boiling and tail gas absorption equipment |
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