CN109763132B - Vacuum acid liquor circulation pickling tank system - Google Patents
Vacuum acid liquor circulation pickling tank system Download PDFInfo
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- CN109763132B CN109763132B CN201910175670.XA CN201910175670A CN109763132B CN 109763132 B CN109763132 B CN 109763132B CN 201910175670 A CN201910175670 A CN 201910175670A CN 109763132 B CN109763132 B CN 109763132B
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- cover plate
- sealing cover
- pickling tank
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- 239000002253 acid Substances 0.000 title claims abstract description 117
- 238000005554 pickling Methods 0.000 title claims abstract description 91
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 60
- 238000007789 sealing Methods 0.000 claims abstract description 39
- 239000002699 waste material Substances 0.000 claims abstract description 19
- 238000005406 washing Methods 0.000 claims abstract description 17
- 238000004140 cleaning Methods 0.000 claims description 40
- 238000003860 storage Methods 0.000 claims description 36
- 238000004062 sedimentation Methods 0.000 claims description 34
- 229910000831 Steel Inorganic materials 0.000 claims description 26
- 239000010959 steel Substances 0.000 claims description 26
- 238000003756 stirring Methods 0.000 claims description 23
- 239000002351 wastewater Substances 0.000 claims description 20
- 238000001514 detection method Methods 0.000 claims description 14
- 238000001914 filtration Methods 0.000 claims description 14
- 239000012530 fluid Substances 0.000 claims description 14
- 239000007788 liquid Substances 0.000 claims description 13
- 238000006073 displacement reaction Methods 0.000 claims description 10
- 239000012535 impurity Substances 0.000 claims description 10
- 210000002421 cell wall Anatomy 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 5
- 229910052751 metal Inorganic materials 0.000 claims description 5
- 238000009423 ventilation Methods 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 4
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 abstract description 22
- 239000010935 stainless steel Substances 0.000 abstract description 22
- 125000004122 cyclic group Chemical group 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000004064 recycling Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 230000001105 regulatory effect Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Landscapes
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Abstract
The invention relates to a vacuum acid liquor circulation pickling tank system which comprises a supporting platform, a pickling tank and a sealing cover plate, wherein the pickling tank is arranged on the supporting platform, and the sealing cover plate covers a tank opening of the pickling tank. The invention avoids the contact of the staff with the acid liquor in the acid washing tank as much as possible, ensures the physical health and production safety of the staff, realizes the cyclic use of the acid liquor and has small fluctuation of the concentration of each component of the acid liquor, improves the utilization rate of the acid liquor, reduces the discharge of waste acid, saves the acid liquor, discharges the same washing water of the acid washing tank after the cyclic washing, reduces the water consumption and ensures the acid washing of the stainless steel tube to be full.
Description
Technical Field
The invention relates to the technical field of pickling tanks of metal steel pipes, in particular to a vacuum acid liquor circulation pickling tank system.
Background
When the stainless steel tube is manufactured and molded from a billet, the surface of the stainless steel tube is exposed to O in the air 2 Oxidation to produce a black and yellow compact oxide layer, and in order to improve the appearance and corrosion resistance of stainless steel, the processed stainless steel pipe must be subjected to pickling treatment, and pickling tanks in the stainless steel pipe industry generally have two forms, namely a trench type, namely a trench with a size matched with that of a pickling tank is dug on the ground, and then the pickling tank is inlaid in the trench type. The disadvantages of this trench form are three: 1. the pickling tank is not easy to find once broken; 2. after the acid washing pool is broken, acid liquor can permeate into the ground to pollute the ground surface; 3. the upper opening part of the pickling tank is basically leveled with the ground, so that personnel can easily slide into the tank carelessly to cause safety accidents; secondly, the floor type pickling tank is placed on the ground and then water and acid are poured in, and the defects of the floor type pickling tank are three: 1. the pickling tank is 1.5 meters high from the ground, operators cannot easily see the conditions in the tank, and the pickling quality cannot be guaranteed; 2. when the steel pipe is hung, the acid liquor splashes to burn people; 3. because the pickling tank has a certain height, operators have to stand on the wall of the pickling tank to operate, and the operators have the danger of sliding in, and the casualties historically existFor a plurality of reasons.
Meanwhile, the acid liquor utilization rate in the existing pickling process is poor, and after the stainless steel tube is soaked for a period of time, the pickling is discharged as waste liquor, so that the acid liquor waste is serious, the pickling effect on the stainless steel tube put in the later stage is poor, and meanwhile, the problem of serious waste of cleaning water exists in the pickling tank.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, and provides a vacuum acid liquor circulation pickling tank system, wherein a pickling tank is arranged on a supporting platform with a certain height, so that contact between workers and acid liquor in the pickling tank is avoided as much as possible, physical health and production safety of workers are ensured, cyclic use of the acid liquor is realized, concentration fluctuation of each component of the acid liquor is small, acid liquor utilization rate is improved, waste acid discharge is reduced, acid liquor is saved, cleaning water of the same pickling tank is discharged after cyclic cleaning, water consumption is reduced, and residual iron oxide scales and residues in the pickling tank are filtered and collected, so that pickling of stainless steel pipes is ensured to be full.
The invention is realized by the following technical scheme: the utility model provides a vacuum acid liquor circulation pickling tank system, includes supporting platform, settles the pickling tank on supporting platform and covers the sealed apron of pickling tank mouth, its characterized in that, pickling tank side tank cell wall sets up the acidizing fluid filling port by upper end tank mouth, and sets up the outlet at this side tank cell wall by the bottom, pickling tank opposite side tank cell wall sets up the water filling port by upper end tank mouth, and sets up the acidizing fluid discharge port by this side tank cell wall, and sets up circulation governing valve on acidizing fluid filling port, outlet, water filling port and acidizing fluid discharge port, acidizing fluid filling port and acidizing fluid storage tank pipe connection, and be equipped with filling drive pump I on the connecting tube, the acidizing fluid discharge port pipe connection detects the sedimentation tank with acidizing fluid storage tank pipe connection, water filling port and washing water storage tank pipe connection, and be equipped with filling drive pump II on the connecting tube, outlet pipe connection filtration sedimentation tank, just connect between filtration sedimentation tank and the washing water storage tank, the connecting tube sets up the impurity mouth by the side of this side of the top face sets up the new side of filling port, the side of the top face of the tank sets up on the waste water tank sets up the waste water discharge port by the top end face of the water tank.
Further, the two sides of the pickling tank are covered with horizontal sliding rails fixed on a supporting platform, a sliding connection supporting sliding foot plate is arranged on the horizontal sliding rails, a lifting driving hydraulic cylinder is fixed at the top end part of the supporting sliding foot plate, a piston rod of the lifting driving hydraulic cylinder is fixedly connected with two side end parts of a sealing cover plate, and triangular fastening frames are arranged on the upper end surfaces of the joints of the two side ends of the sealing cover plate and the piston rod of the lifting driving hydraulic cylinder.
Further, the support sliding foot plate is provided with a support roller matched and connected with the horizontal sliding rail, the outer side end face of the support sliding foot plate is fixedly provided with a horizontal displacement driving motor, and a rotating shaft of the horizontal displacement driving motor is fixedly connected with a central rotating shaft of the support roller.
Further, the middle part of the lower end surface of the sealing cover plate is connected with a rotary stirring rod in a penetrating way, steel pipe placing frames fixed on the lower end surface of the sealing cover plate are arranged on two sides of the rotary stirring rod, a limit baffle fixed on the sealing cover plate is arranged between the steel pipe placing frames and the rotary stirring rod, and a one-way ventilation valve is embedded on the lower end surface of the sealing cover plate.
Further, the upper end face of the sealing cover plate is provided with a stirring driving motor in transmission connection with the upper end of the rotary stirring rod, and the sealing cover plate is provided with an air pump which is connected with a one-way ventilation valve gas pipeline.
Further, a reinforcing rib plate is connected between the main frame rod of the steel pipe rack and the lower end face of the sealing cover plate, oblique-pulling support rods extending towards two sides are symmetrically fixed on two sides of the main frame rod of the steel pipe rack, and metal steel pipes are arranged between the oblique-pulling support rods and the main frame rod of the steel pipe rack.
Further, a plurality of through grooves are uniformly formed in the limit baffle.
Further, the new acid liquid filling port, the waste acid liquid discharging port, the waste water discharging port and the cleaning water inlet are provided with on-off pipe valves.
Compared with the prior art, the invention has the beneficial effects that:
(1) By arranging the pickling tank on a supporting platform with a certain height, the contact scene of workers and acid liquor in the pickling tank is avoided as much as possible, so that the condition that the acid liquor hurts people is reduced, and the physical health and production safety of workers are ensured.
(2) The acid pickling tank is connected with the acid liquor storage tank through a liquid conveying pipeline, the acid pickling tank discharges acid liquor into the detection sedimentation tank through the pipeline, impurity precipitation and component concentration detection are carried out on acid pickling, the acid liquor in the detection sedimentation tank continuously flows back into the acid liquor storage tank for recycling, new acid is timely added into the acid liquor storage tank according to the fluctuation condition of the component concentration of the acid liquor detected by the detection sedimentation tank, and finally useless acid is discharged from a waste acid discharge port of the detection sedimentation tank, so that the recycling of the acid liquor is realized, the fluctuation of the component concentration of the acid liquor is small, the acid liquor utilization rate is improved, the discharge of the acid liquor is reduced, and the acid liquor is saved.
(3) The pickling tank is connected with the cleaning water storage tank through a pipeline, the pickling tank is connected with the filtering sedimentation tank through a pipeline, meanwhile, the filtering sedimentation tank is connected with the conveying pipeline of the cleaning water storage tank, the cleaning water storage tank conveys clear water into the pickling tank to clean the pickling tank, finally, the cleaning water is mixed with solid impurities and acid liquor to be discharged into the filtering sedimentation tank along the pipeline from the inside of the pickling tank, the solid impurities in the cleaning water are precipitated and filtered out and collected by the filtering sedimentation tank, the cleaning water flows back to the cleaning water storage tank along the conveying pipeline to be used for cleaning the pickling tank, the circulating cleaning of the cleaning water is realized, the water consumption is reduced, after a plurality of cleaning processes, the cleaning water is discharged from a waste water discharge port on the cleaning water storage tank, and the cleaning effect is good.
(4) The stainless steel pipe placing rack is arranged on the lower end face of the sealing cover plate, the stainless steel pipe is conveniently placed in and taken out of the pickling tank, pickling operation of the stainless steel pipe is facilitated, meanwhile, the rotary stirring rod driven by the motor is arranged on the lower end face of the sealing cover plate to stir acid liquid, acid flows on the surface of the stainless steel pipe, pickling of the stainless steel pipe is guaranteed to be full, and the pickling effect is good.
Drawings
FIG. 1 is a front view of the structure of a vacuum acid circulating pickling tank of the present invention;
FIG. 2 is a front view of a seal cover plate of the vacuum acid circulating pickling tank of the present invention;
FIG. 3 is a side cross-sectional view of a seal cover plate of the vacuum acid circulating pickling tank of the present invention;
FIG. 4 is a schematic diagram showing the connection of the pickling tank pipeline of the vacuum acid circulating pickling tank.
Wherein: 1. a support platform; 2. a pickling tank; 3. sealing the cover plate; 4. an acid liquid injection port; 5. a water inlet; 6. an acid liquid discharge port; 7. a water outlet; 8. a flow-through regulating valve; 9. a stirring driving motor; 10. rotating the stirring rod; 11. a steel pipe placing rack; 12. reinforcing rib plates; 13. a metal steel pipe; 14. a limit baffle; 15. an air extracting pump; 16. a one-way vent valve; 17. a triangular fastening frame; 18. a lifting driving hydraulic cylinder; 19. support and slide the foot plate; 20. supporting rollers; 21. a horizontal displacement driving motor; 22. a horizontal slide rail; 23. a diagonal bracing rod; 24. a through groove; 25. a liquid filling driving pump I; 26. an acid liquid storage tank; 27. detecting a sedimentation tank; 28. cleaning a water storage tank; 29. a filling driving pump II; 30. filtering and settling pond; 31. impurity filtering net; 32. a water pipe; 33. a new acid liquid filling port; 34. a waste water discharge port; 35. opening and closing the pipe valve; 36. waste acid liquid discharge port; 37. a cleaning water inlet.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
As shown in fig. 1, the invention relates to a vacuum acid liquor circulation pickling tank system, which comprises a supporting platform 1, a pickling tank 2 arranged on the supporting platform 1 and a sealing cover plate 3 for covering the tank mouth of the pickling tank 2.
As shown in fig. 1 and 4, an acid injection port 4 is provided on one side tank wall surface of the acid tank 2 near an upper end tank opening, a water outlet 7 is provided on the other side tank wall surface of the acid tank 2 near a bottom end tank opening, an acid discharge port 6 is provided on the other side tank wall surface of the acid tank 2 near the upper end tank opening, a flow regulating valve 8 is provided on the acid injection port 4, the water outlet 7, the water inlet 5 and the acid discharge port 6, the acid injection port 4 is connected with an acid storage tank 26 through a pipeline, a filling driving pump i 25 is provided on the connecting pipeline, the acid discharge port 6 is connected with a detection sedimentation tank 27 through a pipeline, the detection sedimentation tank 27 is connected with the acid storage tank 26 through a pipeline, the water inlet 5 is connected with a cleaning water storage tank 28 through a pipeline, a filling driving pump ii 29 is provided on the connecting pipeline, the water outlet 7 through a pipeline is connected with a filter sedimentation tank 30, a water pipe 32 is connected between the filter sedimentation tank 30 and the cleaning water storage tank 28, an impurity 31 is provided on the connecting pipe opening of the water pipe 32 and the filter sedimentation tank 30, a new acid tank 33 is provided on the top end surface side of the storage tank 26 through a pipeline near the bottom end valve 33, a new acid tank 33 is provided on the top end surface of the waste water tank side near the top end surface of the waste water tank 34 is provided with a waste water tank 37, a waste water drain port 35 is provided on the top end surface of the waste water tank is provided near the waste water tank 37, and a waste water drain port is provided on the waste water drain port 35 is provided near the top end surface of the waste water tank 33.
As shown in fig. 1 and 2, two sides of the pickling tank 2 are provided with horizontal slide rails 22 fixed on the supporting platform 1, a supporting sliding foot plate 19 is slidably connected on the horizontal slide rails 22, a lifting driving hydraulic cylinder 18 is fixed at the top end of the supporting sliding foot plate 19, piston rods of the lifting driving hydraulic cylinder 18 are fixedly connected with two side ends of the sealing cover plate 3, triangular fastening frames 17 are mounted on the upper end surfaces of the connection parts of the two side ends of the sealing cover plate 3 and the piston rods of the lifting driving hydraulic cylinder 18, supporting rollers 20 matched with the horizontal slide rails 22 are arranged on the supporting sliding foot plate 19, a horizontal displacement driving motor 21 is fixed on the outer end surfaces of the supporting sliding foot plate 19, a rotating shaft of the horizontal displacement driving motor 21 is fixedly connected with a central rotating shaft of the supporting rollers 20, a rotary stirring rod 10 is connected in the middle of the lower end surface of the sealing cover plate 3 in a penetrating manner, a steel pipe placing frame 11 fixed on the lower end surface of the sealing cover plate 3 is arranged on two sides of the rotary stirring rod 10, a limit baffle 14 fixed on the sealing cover plate 3 is arranged between the steel pipe placing frame 11 and the rotary stirring rod 10, and a one-way valve 16 is embedded on the lower end surface of the sealing cover plate 3.
As shown in fig. 1 and 3, the upper end face of the sealing cover plate 3 is provided with a stirring driving motor 9 in transmission connection with the upper end of the rotary stirring rod 10, the sealing cover plate 3 is provided with an air pump 15, the air pump 15 is connected with an air transmission pipeline of the one-way ventilation valve 16, a reinforcing rib plate 12 is connected between the main frame rod of the steel pipe rack 11 and the lower end face of the sealing cover plate 3, oblique-pulling supporting rods 23 extending towards two sides are symmetrically fixed on the two sides of the main frame rod of the steel pipe rack 11, a metal steel pipe 13 is arranged between the oblique-pulling supporting rods 23 and the main frame rod of the steel pipe rack 11, and a plurality of through grooves 24 are uniformly formed in the limiting baffle 14.
Example 1
When the pickling tank 2 is used for pickling stainless steel pipes, the stainless steel pipes are placed on the steel pipe placing frame 11 one by one, then the horizontal displacement driving motor 21 is started, the supporting sliding foot plate 19 is driven by the horizontal displacement driving motor 21 to slide on the horizontal sliding rail 22, thereby the sealing cover plate 3 connected with the lifting driving hydraulic cylinder 18 is transferred to the position right above the pickling tank 2, then the lifting driving hydraulic cylinder 18 fixed on the supporting sliding foot plate 19 is started, the sealing cover plate 3 is driven by the lifting driving hydraulic cylinder 18 to descend and cover the tank opening of the pickling tank 2, thereby the steel pipe placing frame 11 fixed on the lower end surface of the sealing cover plate 3 and the stainless steel pipes placed on the frame body are placed in the pickling tank 2 together, then the air pump 15 is started, air in the pickling tank 2 is pumped out to form a vacuum tank, then the circulation regulating valve 8 and the filling driving pump I25 on the acid liquor filling port 4 are started, the acid liquor in the acid liquor storage tank 26 is pumped into the pickling tank 2 and filled sufficiently, then the stirring driving motor 9 is started, the stirring rod 10 is driven by the stirring motor 9 to rotate and stir the steel pipes to perform a reaction in the pickling tank 2, the pickling tank is convenient, the pickling operation is performed, the pickling effect is ensured, and the pickling operation is convenient, and the pickling operation is convenient.
Example 2
In the process of carrying out acid washing reaction on the stainless steel pipe in the acid washing tank 2, through opening the circulation regulating valve 8, the acid flows to the detection sedimentation tank 27 along the pipeline, the concentration of each component of the acid in the detection sedimentation tank 27 is detected, the acid flows back to the acid storage tank 26 along the pipeline after being precipitated in the detection sedimentation tank 27 for a period of time, and according to the detection result of each component concentration of the acid, the amount of the new acid filled into the acid storage tank 26 through the new acid filling port 33 is judged, the acid storage tank 26 continuously fills the acid into the acid washing tank 2, thereby forming the circulation flow of the acid in the acid storage tank 26, the acid washing tank 2 and the detection sedimentation tank 27, after the acid washing of the stainless steel pipe is finished, the sealing cover plate 3 is driven to be lifted by the lifting driving hydraulic cylinder 18, the stainless steel pipe is lifted out of the acid washing tank 2, then the sealing cover plate 3 and the stainless steel pipe are driven by the horizontal displacement driving motor 21 to move to one side of the acid washing tank 2, finally the stainless steel pipe is taken down from the steel pipe placing frame 11, the waste acid of the acid washing tank 2 can be discharged from the waste acid discharge port 36 at the bottom end of the detection sedimentation tank 27, the recycling concentration of each component of the acid is reduced, the waste acid is realized, the recycling concentration of the waste acid is reduced, and the waste acid is recycled, and the recycling concentration of the waste acid is reduced, and the recycling concentration is reduced.
Example 3
After the waste acid is discharged, the waste acid and solid impurities remained in the pickling tank 2 are required to be removed, the cleaning water in the cleaning water storage tank 28 is pumped into the pickling tank 2 by the filling driving pump II 29 by opening the cleaning water inlet 37 and the on-off valve 35 and the filling driving pump II 29 on the waste water outlet 34, the pickling tank 2 is cleaned, the cleaning water in the pickling tank 2 finally flows out from the waste water outlet 34 to the filtering sedimentation tank 30 along the pipeline, the waste acid and the fixed impurities are mixed in the discharged cleaning water, the fixed impurities are filtered and precipitated in the filtering sedimentation tank 30, the filtered cleaning water flows back to the cleaning water storage tank 28 from the filtering sedimentation tank 30 along the conveying pipeline 32, the cleaning water continuously is pumped into the pickling tank 2 by the filling driving pump II 29 from the cleaning water storage tank 28, a plurality of circulation flows in the cleaning water storage tank 28, the pickling tank 2 and the filtering sedimentation tank 30 are formed, the final cleaning waste water is discharged from the waste water outlet 34 on the side edge of the cleaning water storage tank 28 along the pipeline, the cleaning water storage tank 28 is well recycled by the adding new water through the filtering sedimentation tank 37, and the water consumption of the cleaning water is reduced.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (5)
1. The utility model provides a vacuum acid liquor circulation pickling tank system, includes supporting platform (1), settles pickling tank (2) on supporting platform (1) and covers sealed apron (3) of pickling tank (2) pond mouth, its characterized in that, pickling tank (2) one side pond cell wall is close to upper end pond mouth and is set up acidizing fluid filling port (4), and is close to bottom at this side pond cell wall and set up outlet (7), pickling tank (2) opposite side pond cell wall is close to upper end pond mouth and is set up filling port (5), and is close to bottom at this side pond cell wall and set up acidizing fluid outlet (6), and set up circulation governing valve (8) on acidizing fluid filling port (4), outlet (7), filling port (5) and acidizing fluid storage tank (26) pipe connection, and be equipped with filling driving pump I (25) on the connecting pipe, acidizing fluid outlet (6) pipe connection detects sedimentation tank (27), just detect sedimentation tank (27) and acidizing fluid storage tank (26) pipe connection, filling port (5) are connected with washing water storage tank (28) pipe connection (28), and are equipped with sedimentation tank (30) and are connected with sedimentation tank (30) pipe connection between sedimentation tank (30), an impurity filter screen (31) is arranged at the connecting pipe orifice of the water conveying pipe (32) and the filtering sedimentation tank (30), a new acid liquid filling port (33) is arranged on the side end face of the acid liquid storage tank (26) close to the top of the tank, a waste acid liquid discharge port (36) is arranged on the side end face of the detection sedimentation tank (27) close to the bottom, a waste water discharge port (34) is arranged on the side end face of the cleaning water storage tank (28) close to the bottom, and a cleaning water input port (37) is arranged on the other side end face of the cleaning water storage tank (28) close to the top;
the pickling tank is characterized in that two sides of the pickling tank (2) are provided with horizontal sliding rails (22) fixed on the supporting platform (1), a supporting sliding foot plate (19) is connected to the horizontal sliding rails (22) in a sliding manner, a lifting driving hydraulic cylinder (18) is fixed at the top end part of the supporting sliding foot plate (19), piston rods of the lifting driving hydraulic cylinder (18) are fixedly connected with two side end parts of the sealing cover plate (3), and triangular fastening frames (17) are arranged on the upper end surfaces of the joints of the two side ends of the sealing cover plate (3) and the piston rods of the lifting driving hydraulic cylinder (18);
the support sliding foot plate (19) is provided with a support roller (20) which is matched and connected with a horizontal sliding rail (22), a horizontal displacement driving motor (21) is fixed on the outer end surface of the support sliding foot plate (19), and the rotating shaft of the horizontal displacement driving motor (21) is fixedly connected with the central rotating shaft of the support roller (20);
the sealing cover plate (3) is characterized in that a rotary stirring rod (10) is connected to the middle of the lower end face of the sealing cover plate (3) in a penetrating way, steel pipe placing frames (11) fixed on the lower end face of the sealing cover plate (3) are arranged on two sides of the rotary stirring rod (10), limiting baffles (14) fixed on the sealing cover plate (3) are arranged between the steel pipe placing frames (11) and the rotary stirring rod (10), and one-way ventilation valves (16) are embedded on the lower end face of the sealing cover plate (3).
2. The vacuum acid liquor circulation pickling tank system according to claim 1, wherein an upper end face of the sealing cover plate (3) is provided with a stirring driving motor (9) in transmission connection with the upper end of a rotary stirring rod (10), and an air pump (15) is arranged on the sealing cover plate (3), and the air pump (15) is connected with a one-way ventilation valve (16) and a gas pipeline.
3. The vacuum acid liquor circulation pickling tank system according to claim 1, wherein a reinforcing rib plate (12) is connected between a main frame rod of the steel pipe placing frame (11) and the lower end face of the sealing cover plate (3), oblique-pulling supporting rods (23) extending towards two sides are symmetrically fixed on two sides of the main frame rod of the steel pipe placing frame (11), and metal steel pipes (13) are placed between the oblique-pulling supporting rods (23) and the main frame rod of the steel pipe placing frame (11).
4. The vacuum acid liquor circulation pickling tank system according to claim 1, wherein a plurality of through grooves (24) are uniformly formed in the limiting baffle plate (14).
5. A vacuum acid circulation pickling tank system according to claim 1, characterised in that on-off pipe valves (35) are mounted on the new acid addition port (33), the waste acid discharge port (36), the waste water discharge port (34) and the cleaning water input port (37).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910175670.XA CN109763132B (en) | 2019-03-08 | 2019-03-08 | Vacuum acid liquor circulation pickling tank system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910175670.XA CN109763132B (en) | 2019-03-08 | 2019-03-08 | Vacuum acid liquor circulation pickling tank system |
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| Publication Number | Publication Date |
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| CN109763132A CN109763132A (en) | 2019-05-17 |
| CN109763132B true CN109763132B (en) | 2023-12-22 |
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| CN201910175670.XA Active CN109763132B (en) | 2019-03-08 | 2019-03-08 | Vacuum acid liquor circulation pickling tank system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111254448A (en) * | 2020-03-10 | 2020-06-09 | 嘉兴萨雷特汽车零部件有限公司 | Acid mist leakage prevention type pickling tank for surface treatment of automobile fasteners |
| CN114875421B (en) * | 2022-03-14 | 2024-03-01 | 济南市平阴县玛钢厂 | Cooling system for casting process |
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| DE1546090A1 (en) * | 1964-08-31 | 1970-02-26 | Beratherm Ag | Process for chemical cleaning of a pipe or steam generating system |
| JP2004156073A (en) * | 2002-11-01 | 2004-06-03 | Sumitomo Metal Ind Ltd | Pickling apparatus and method for manufacturing pickled steel sheet |
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| CN105506664A (en) * | 2015-12-08 | 2016-04-20 | 松阳上上德盛不锈钢有限公司 | Stainless steel tube acid pickling process making acid solutions self-circulated and washing water recyclable |
| CN207193401U (en) * | 2017-05-26 | 2018-04-06 | 浙江博盛不锈钢制造有限公司 | The circulating stainless steel tube pickling tube of efficient acid solution |
| CN207793447U (en) * | 2018-01-31 | 2018-08-31 | 浙江益宏不锈钢有限公司 | A kind of acid cycle formula stainless steel tube pickling tube |
| CN108823587A (en) * | 2018-08-27 | 2018-11-16 | 松阳上上德盛不锈钢有限公司 | A kind of fully-automatic sealing formula acid cycle pickling tube |
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