CN110158102B - Quick acid discharge pickling tank and use method thereof - Google Patents
Quick acid discharge pickling tank and use method thereof Download PDFInfo
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- CN110158102B CN110158102B CN201910490664.3A CN201910490664A CN110158102B CN 110158102 B CN110158102 B CN 110158102B CN 201910490664 A CN201910490664 A CN 201910490664A CN 110158102 B CN110158102 B CN 110158102B
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G3/00—Apparatus for cleaning or pickling metallic material
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- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
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- Organic Chemistry (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
- Cleaning By Liquid Or Steam (AREA)
Abstract
The invention discloses a rapid acid discharge pickling tank and a use method thereof, wherein the pickling tank comprises a box-shaped main body with an opening at the top end and a top cover covering the opening of the main body, the upper part of the main body is provided with an acid inlet, the bottom of the main body is provided with an acid discharge opening, the main body is divided into an upper layer and a lower layer, the upper layer is a pickling layer, the lower layer is a liquid storage layer, the pickling layer and the liquid storage layer are separated by a partition plate, the pickling layer and the liquid storage layer are connected by acid discharge devices which are uniformly distributed, the acid discharge device comprises an acid discharge pipeline, one end of the acid discharge pipeline is connected to the bottom of the pickling layer, the other end of the acid discharge pipeline is connected to the upper part of the liquid storage layer, the acid discharge pipeline is provided with a valve, and the upper parts of the pickling layer and the liquid storage layer are respectively provided with air pipes. The upper layer is the acid washing layer, the lower layer is the liquid storage layer, the acid washing layer and the liquid storage layer are connected through the plurality of acid discharging devices, and after the acid washing is finished, the acid liquid in the acid washing layer is discharged into the acid washing layer through the plurality of acid discharging devices at the same time, so that the liquid discharge speed is increased, and the time for discharging the acid liquid below the surface of the sample is reduced.
Description
Technical Field
The invention relates to the technical field of sample pickling equipment, in particular to a quick acid discharge pickling tank.
Background
In order to improve the pickling working environment and reduce acid mist emission, most of the currently adopted low-power thermal pickling processes adopt a dry-in and dry-out pickling mode, a sample is placed in a sealed pickling tank, acid liquor enters through an acid inlet, and after the sample is soaked in the acid liquor, the acid liquor is discharged through an acid outlet. The method avoids acid mist from overflowing to the working environment, ensures the safety of workers, but has obvious acid stain on the surface of the sample, poor effect and reduced acid pickling efficiency compared with the prior method of manually and directly taking out the sample from hot acid liquor. The main reason is that the pickling tank is relatively airtight, only one hole is used for discharging acid, the acid discharging time is long, the acid liquor is discharged to the position below the surface of the sample for a little long time, and the residual acid on the surface are easily evaporated to dryness due to high temperature of the surface of the sample, so that acid spots can not be removed in later flushing, and the acid spots are left.
Disclosure of Invention
Aiming at the defects, the invention provides a rapid acid discharge pickling tank, which has the following specific technical scheme:
the utility model provides a quick acid discharge pickling tank, includes open-top's boxlike main part and covers in the top cap of main part opening part, and main part upper portion is provided with the acid inlet, and the bottom is provided with acid discharge port, and the main part divide into two upper and lower cavitys, and upper portion cavity is the pickling layer, and lower part cavity is the stock solution layer, separates through the baffle between pickling layer and the stock solution layer, is connected through being not less than 2 acid discharge device between pickling layer and the stock solution layer, acid discharge device includes acid discharge pipeline, and acid discharge pipeline one end is connected in pickling layer bottom and UNICOM to inside the pickling layer, and pickling layer bottom is provided with the opening with acid discharge pipeline tip UNICOM, and acid discharge pipeline other end connection stock solution layer lateral wall upper portion is connected in parallel and is led to inside the stock solution layer, is provided with the valve on the acid discharge pipeline, and pickling layer lateral wall upper portion is provided with the trachea.
As an improvement of the scheme, an air pipe is arranged at the upper part of the side wall of the liquid storage layer.
As an improvement of the scheme, the air pipe is provided with a valve capable of controlling opening and closing.
As an improvement of the scheme, 4 acid discharging devices are uniformly arranged on one circle of the box-shaped main body of each acid discharging device, and the heights of the acid discharging devices are consistent.
The application method of the rapid acid discharge pickling tank comprises the following steps:
a. opening the top cover, placing the workpiece to be pickled into the pickling layer, and closing the top cover;
b. the valve of the acid discharging device is closed, the air pipe of the acid washing layer is connected with the air pump, the air pipe of the liquid storage layer 6 is connected with the air pump, the air pipe valves are all closed, the acid discharging port is connected with the waste liquid pool, and the switch valve is arranged between the acid discharging port and the waste liquid pool connecting pipeline.
c. The acid inlet is connected with acid liquid supply equipment, acid liquid enters through the acid inlet and overflows the sample for acid washing;
d. after pickling is completed, a valve of the pickling device is opened, a valve of a pickling layer air pipe 6 is opened, an air pump is opened for inflating the pickling layer, air in the liquid storage layer is pumped by an air pump, negative pressure is formed in the liquid storage layer, high pressure is formed in the pickling layer, and acid liquid is discharged into the liquid storage layer through a plurality of acid discharge pipelines;
e. after all the acid liquor enters the liquid storage layer, the air pipe valve is closed, the switch valve between the acid discharge port and the waste liquid pool is opened, and the acid liquor is discharged into the waste liquid pool.
Compared with the prior art, the invention has the technical effects that:
1. the quick acid discharge pickling tank disclosed by the invention has a two-layer structure, wherein the upper layer is a pickling layer, the lower layer is a liquid storage layer, the pickling layer and the liquid storage layer are connected through a plurality of acid discharge devices, and after pickling is finished, acid liquid in the pickling layer is discharged into the pickling layer through the plurality of acid discharge devices at the same time, so that the liquid discharge speed is increased, and the time for discharging the acid liquid below the surface of a sample is reduced.
2. According to the rapid acid discharge pickling tank disclosed by the invention, the pickling layer and the liquid storage layer are both provided with the air pipes, the air pipes can be connected with the air pump equipment, when liquid is discharged, the air pipes in the liquid storage layer are inflated into the pickling layer, and the air pipes in the liquid storage layer are connected with the air pump or are discharged, so that the acid liquid discharge speed in the pickling layer can be increased under the action of air pressure.
Drawings
FIG. 1 is a schematic diagram of the structure of the rapid acid discharge pickling tank;
FIG. 2 is a schematic diagram of a sectional structure of the rapid acid discharge pickling tank;
FIG. 3, a top view of the rapid acid discharge pickling tank;
FIG. 4 is a schematic structural view of the acid discharging device;
reference numerals: 1. a main body; 2. a top cover; 3. an acid discharging device; 4. an acid inlet; 5. an acid discharge port; 6. an air pipe; 101. acid washing layer; 102. a liquid storage layer; 301. an acid discharge pipe; 302. a valve; 303. a liquid inlet; 304. and a liquid outlet.
Description of the embodiments
Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout.
The quick acid discharge pickling tank shown in fig. 1 comprises a box-shaped main body 1 with an open top end and a top cover 2 covering the opening of the main body 1, wherein an acid inlet 4 is formed in the upper portion of the main body 1, an acid discharge opening 5 is formed in the bottom of the main body 1, and acid discharge devices 3 are uniformly distributed on the side wall of the main body 1.
As shown in fig. 2, the main body 1 is divided into an upper layer and a lower layer, the upper layer is a pickling layer 101, the lower layer is a liquid storage layer 102, the pickling layer 101 and the liquid storage layer 102 are separated by a partition plate, an air pipe 6 is arranged at the upper part of the pickling layer 101 and the upper part of the liquid storage layer 102, and a valve capable of controlling opening and closing is arranged on the air pipe 6.
As shown in fig. 3, 4 acid discharging devices 3 are uniformly distributed around the main body 1.
As shown in fig. 4, the pickling layer 101 and the liquid storage layer 102 are connected through an acid discharging device 3, the acid discharging device 3 comprises an acid discharging pipeline 301, one end of the acid discharging pipeline 301 is provided with a liquid inlet 303, and the acid discharging pipeline is connected to the bottom of the pickling layer 101; the other end is a liquid outlet 304 which is connected with the upper part of the liquid storage layer 102, and a valve 302 is arranged on the acid discharge pipeline 301.
The application method of the rapid acid discharge pickling tank comprises the following steps:
a. opening the top cover 2, placing the workpiece to be pickled into the pickling layer 101, and closing the top cover 2;
b. the valve 302 of the acid discharging device 3 is closed, the air pipe 6 of the acid washing layer 101 is connected with an air pump, the air pipe 66 of the liquid storage layer 102 is connected with an air pump, the valves of the air pipe 6 are closed, the acid discharging port 5 is connected with a waste liquid pool, and a switch valve is arranged on a pipeline connecting the acid discharging port 5 and the waste liquid pool.
c. The acid inlet 4 is connected with acid liquor supply equipment, acid liquor enters through the acid inlet 4 and is washed by the sample;
d. after pickling is completed, a pickling device valve 302 is opened, a pickling layer 101 air pipe 66 valve is opened, a liquid storage layer 102 air pipe 6 valve is opened, an air pump charges air into the pickling layer 101, air in the liquid storage layer 102 is pumped out by the air pump, negative pressure is formed in the liquid storage layer 102, high pressure is formed in the pickling layer 101, and acid liquid is discharged into the liquid storage layer 102 through a plurality of acid discharge pipelines 301;
e. after all the acid liquor enters the liquid storage layer 102, the valve of the air pipe 6 is closed, the switch valve between the acid discharge port 5 and the waste liquid pool is opened, and the acid liquor is discharged into the waste liquid pool.
The specific use process is as follows, the valve 302 of the acid discharging device 3 is closed, the air pipe 6 of the acid washing layer 101 is connected with an air pump, the air pipe 6 of the liquid storage layer 102 is connected with an air pump, the air pipe 6 valves are closed, the acid discharging port 5 is connected with a waste liquid pool, and the switch valve is arranged on a pipeline connecting the acid discharging port 5 and the waste liquid pool. The acid washing device is characterized in that a sample is placed in the acid washing layer 101, acid liquor enters through the acid inlet 4, after the acid washing is finished, the valve 302 of the acid washing device is opened, the valve 6 of the air pipe of the acid washing layer 101 is opened, the valve 6 of the air pipe of the liquid storage layer 102 is opened, the air pump charges air into the acid washing layer 101, air in the liquid storage layer 102 is pumped out by the air pump, negative pressure is formed in the liquid storage layer 102, high pressure is formed in the acid washing layer 101, the acid liquor is discharged into the liquid storage layer 102 through the acid discharge pipelines 301, the liquid discharge speed is greatly accelerated, the time for discharging the acid liquor below the surface of the sample is reduced, and the acid washing quality of the sample is improved. After all the acid liquor enters the liquid storage layer 102, the valve of the air pipe 6 is closed, the switch valve between the acid discharge port 5 and the waste liquid pool is opened, and the acid liquor is discharged into the waste liquid pool.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions easily contemplated by those skilled in the art within the scope of the present invention should be included in the scope of the present invention.
Claims (5)
1. The utility model provides a quick acid discharge pickling tank, includes open-top's boxlike main part and covers in the top cap of main part opening part, and main part upper portion is provided with the acid inlet, and the bottom is provided with acid discharge outlet, and its characterized in that, main part divide into two upper and lower cavitys, and upper portion cavity is the pickling layer, and lower part cavity is the stock solution layer, separates through the baffle between pickling layer and the stock solution layer, is connected through being no less than 2 acid discharge device between pickling layer and the stock solution layer, acid discharge device includes acid discharge pipeline, and acid discharge pipeline one end is connected in pickling layer bottom and is linked together to inside the pickling layer, and the pickling layer bottom is provided with the opening with acid discharge pipeline tip intercommunication, and acid discharge pipeline other end is connected stock solution layer lateral wall upper portion and is linked together to the stock solution in-layer inside, is provided with the valve on the acid discharge pipeline, and pickling layer lateral wall upper portion is provided with the trachea.
2. The rapid acid discharge pickling tank of claim 1, wherein an air pipe is arranged at the upper part of the side wall of the liquid storage layer.
3. A rapid acid pickling tank according to claim 2 characterised in that the air duct is provided with a valve which can be controlled to open and close.
4. A rapid acid discharge pickling tank according to any one of claims 1 to 3 characterised in that 4 acid discharge devices are evenly arranged on a circumference of the box-shaped body of the acid discharge device, each acid discharge device being uniform in height.
5. The application method of the rapid acid discharge pickling tank is characterized by comprising the following steps of:
a. opening the top cover, placing the workpiece to be pickled into the pickling layer, and closing the top cover;
b. closing a valve of the acid discharging device, connecting an air pump with an air pipe of the acid washing layer, connecting an air pump with an air pipe of the liquid storage layer, closing air pipe valves, connecting an acid discharging port with a waste liquid pool, and arranging a switch valve on a connecting pipeline of the acid discharging port and the waste liquid pool;
c. the acid inlet is connected with acid liquid supply equipment, acid liquid enters through the acid inlet and overflows the sample for acid washing;
d. after pickling is completed, a pickling device valve is opened, a pickling layer air pipe valve is opened, a liquid storage layer air pipe valve is opened, an air pump charges air into the pickling layer, air in the liquid storage layer is pumped by the air pump, negative pressure is formed in the liquid storage layer, high pressure is formed in the pickling layer, and acid liquid is discharged into the liquid storage layer through a plurality of acid discharge pipelines;
e. after all the acid liquor enters the liquid storage layer, the air pipe valve is closed, the switch valve between the acid discharge port and the waste liquid pool is opened, and the acid liquor is discharged into the waste liquid pool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910490664.3A CN110158102B (en) | 2019-06-06 | 2019-06-06 | Quick acid discharge pickling tank and use method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910490664.3A CN110158102B (en) | 2019-06-06 | 2019-06-06 | Quick acid discharge pickling tank and use method thereof |
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| Publication Number | Publication Date |
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| CN110158102A CN110158102A (en) | 2019-08-23 |
| CN110158102B true CN110158102B (en) | 2023-09-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910490664.3A Active CN110158102B (en) | 2019-06-06 | 2019-06-06 | Quick acid discharge pickling tank and use method thereof |
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| CN (1) | CN110158102B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2029244A1 (en) * | 1970-06-13 | 1971-12-23 | Gewerk Keramchemie | Pickling plant liquor - vacuum and pressure actuated transfer |
| JP2011236458A (en) * | 2010-05-07 | 2011-11-24 | Nisshin Steel Co Ltd | Pickling facility |
| CN102877081A (en) * | 2012-09-26 | 2013-01-16 | 中冶南方工程技术有限公司 | Pre-pickling acid liquor circulation system and method for hot-rolled stainless steel strip steel |
| CN103215608A (en) * | 2013-04-23 | 2013-07-24 | 北京全有时代科技股份有限公司 | Integrated-type acid-washing unit |
| CN207276723U (en) * | 2017-08-08 | 2018-04-27 | 武汉众登科技有限公司 | A kind of stainless steel is without nitric acid turbulence acid dip experimental provision |
| CN207340310U (en) * | 2017-10-16 | 2018-05-08 | 石家庄伟钧电子科技有限公司 | A kind of pickling container for making electronic circuit board |
| CN207596967U (en) * | 2017-11-01 | 2018-07-10 | 海盐哈特惠机械五金制品有限公司 | A kind of energy-saving and environment-friendly pickler |
| CN210176961U (en) * | 2019-06-06 | 2020-03-24 | 江苏沙钢集团有限公司 | Quick acid discharge and pickling tank |
-
2019
- 2019-06-06 CN CN201910490664.3A patent/CN110158102B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2029244A1 (en) * | 1970-06-13 | 1971-12-23 | Gewerk Keramchemie | Pickling plant liquor - vacuum and pressure actuated transfer |
| JP2011236458A (en) * | 2010-05-07 | 2011-11-24 | Nisshin Steel Co Ltd | Pickling facility |
| CN102877081A (en) * | 2012-09-26 | 2013-01-16 | 中冶南方工程技术有限公司 | Pre-pickling acid liquor circulation system and method for hot-rolled stainless steel strip steel |
| CN103215608A (en) * | 2013-04-23 | 2013-07-24 | 北京全有时代科技股份有限公司 | Integrated-type acid-washing unit |
| CN207276723U (en) * | 2017-08-08 | 2018-04-27 | 武汉众登科技有限公司 | A kind of stainless steel is without nitric acid turbulence acid dip experimental provision |
| CN207340310U (en) * | 2017-10-16 | 2018-05-08 | 石家庄伟钧电子科技有限公司 | A kind of pickling container for making electronic circuit board |
| CN207596967U (en) * | 2017-11-01 | 2018-07-10 | 海盐哈特惠机械五金制品有限公司 | A kind of energy-saving and environment-friendly pickler |
| CN210176961U (en) * | 2019-06-06 | 2020-03-24 | 江苏沙钢集团有限公司 | Quick acid discharge and pickling tank |
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| CN110158102A (en) | 2019-08-23 |
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