Pickling and drying device for hydraulic steel pipe assembly

Abstract

The utility model belongs to the technical field of hydraulic steel pipe machining, and provides a hydraulic steel pipe assembly pickling and drying device which comprises an acid liquor box, a first hydraulic cylinder and a bearing structure, a liquid conveying structure is arranged on the side wall of the acid liquor box, the first hydraulic cylinder is arranged on a top plate, a first piston rod is arranged on the first hydraulic cylinder, and a second piston rod is arranged on the second hydraulic cylinder. The bearing structure comprises a bearing plate, an adjusting plate, a fixing cylinder, a bearing cylinder and a blocking cylinder, the bearing plate is connected with the first hydraulic cylinder, the adjusting plate is movably arranged on the bearing plate, the fixing cylinder penetrates through the bearing, a mounting ring is arranged on the bearing cylinder, and the blocking cylinder is arranged on the fixing plate. According to the pickling device for the hydraulic steel pipe assembly, acid liquor is jetted into the fixing cylinder through the liquid conveying pipe, the liquid passing pipe and the liquid spraying pipe, flows into the bearing cylinder through the through holes in the bearing cylinder and enters the hydraulic steel pipe assembly, the acid liquor in the hydraulic steel pipe assembly flows out of the other end to conduct pickling treatment on the inner wall of the hydraulic steel pipe assembly, and the pickling quality of the hydraulic steel pipe assembly is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to hydraulic steel pipe processing technical field, concretely relates to a kind of hydraulic steel pipe assembly pickling drying device. BACKGROUND

[0002] Pipeline pickling is to remove the oxide skin, rust and oil dirt on the surface of the pipeline by chemical action, to clean the metal surface and ensure the inner wall of the pipeline to meet the specified cleanliness.

[0003] Such as patent number CN219991748U, a steel pipe processing pickling device, including conveying frame, pickling tank and cleaning tank arranged side by side below conveying frame, conveying frame is equipped with screw rod transmission mechanism, and is connected with slide by screw rod transmission mechanism, the bottom surface of slide is connected with drive box, the top of conveying frame is equipped with sliding hole, drive box is slidably arranged in sliding hole, lifting mechanism is arranged in drive box, the output end of lifting mechanism is connected with the hanging basket for placing steel pipe, the above technical scheme still has deficiencies, in use, the two ends of steel pipe are placed on the lower support seat of two side support plates, then the upper support seat is fixed on the lower support seat by bolt, so that the steel pipe is kept stable, by controlling the work of first motor, the rotation of shaft is driven, so that the support plate and the steel pipe thereon are rotated, pickling solution is difficult to enter into hydraulic steel pipe, it is inconvenient to fully pickling treatment for hydraulic steel pipe, and it cannot be adaptively adjusted according to different hydraulic steel pipes, reduce the versatility of pickling drying device.

[0004] Based on this, the applicant proposes a kind of hydraulic steel pipe assembly pickling drying device. UTILITY MODEL CONTENTS

[0005] The utility model aims at the problems of inconvenient fully pickling treatment for the inner wall of hydraulic steel pipe, not adaptively adjusted according to different hydraulic steel pipes, and low versatility of existing hydraulic steel pipe assembly pickling drying device, provide a kind of hydraulic steel pipe assembly pickling drying device with reasonable structure design, can simultaneously pickling dry multiple hydraulic steel pipe assemblies, can adaptively adjust according to different hydraulic steel pipes, can fully pickling treatment for the inner wall of hydraulic steel pipe, and high versatility.

[0006] The technical scheme adopted by the utility model to solve its technical problems is:

[0007] The utility model provides an acid pickling and drying device for hydraulic steel pipe assembly, which comprises an acid liquid tank, a hydraulic cylinder I and a bearing structure. A liquid delivery structure is arranged on the sidewall of the acid liquid tank. A stand is arranged on the top of the acid liquid tank. A top plate is arranged on the top end of the stand. An air delivery structure is arranged on the top plate. The liquid delivery structure draws the acid liquid in the acid liquid tank and sprays the acid liquid into the hydraulic steel pipe assembly to perform acid pickling on the inner wall of the hydraulic steel pipe assembly. The outer wall surface of the hydraulic steel pipe assembly is in contact with the acid liquid in the acid liquid tank to perform acid pickling on the outer surface of the hydraulic steel pipe assembly. The acid pickling on the inner and outer surfaces of the hydraulic steel pipe assembly is realized. The hydraulic cylinder I is arranged on the top plate. A piston rod I is arranged on the hydraulic cylinder I. The bearing structure comprises a bearing plate, an adjusting plate, a fixed cylinder, a bearing cylinder and a blocking cylinder. The bearing plate is connected with the hydraulic cylinder I. A push-pull structure is arranged on one side of the bearing plate. A fixing plate is arranged on the bottom of the bearing plate. The adjusting plate is movably arranged on the bearing plate. The adjusting plate is movably connected with the push-pull structure. A connecting plate is arranged on the bottom of the adjusting plate. A bearing is arranged on the connecting plate. The bearing plate moves vertically under the action of the hydraulic cylinder I and the piston rod I to drive the adjusting plate, the fixed cylinder, the bearing cylinder and the blocking cylinder to move vertically. Thus, the hydraulic steel pipe assembly placed between the bearing cylinder and the blocking cylinder is taken in and out of the acid liquid tank to perform acid pickling on the hydraulic steel pipe assembly. The fixed cylinder passes through the bearing. One end of the fixed cylinder is connected with the liquid delivery structure. The bearing cylinder is provided with a mounting ring. The mounting ring is mounted on the fixed cylinder. The blocking cylinder is arranged on the fixing plate. The fixing plate in the blocking cylinder is provided with a blast pipe. The blast pipe is communicated with the air delivery structure. The position of the adjusting plate on the bearing plate can be adjusted through the push-pull structure. Thus, the distance between the bearing cylinder and the blocking cylinder can be adjusted according to the length of the hydraulic steel pipe assembly. The hydraulic steel pipe assembly of different lengths can be fixed and pickled. The versatility of the acid pickling and drying device is improved. After the acid pickling of the hydraulic steel pipe assembly is completed, the air delivery structure blows air into the blast pipe. The air enters the inner wall of the hydraulic steel pipe assembly to dry the inner wall of the pickled hydraulic steel pipe assembly. Thus, the drying efficiency and quality of the hydraulic steel pipe assembly are improved.

[0008] Preferably, the liquid delivery structure comprises a liquid delivery pump and a liquid delivery pipe. The liquid delivery pump is arranged on the outer wall of the acid liquid tank. A liquid suction pipe and a liquid delivery pipe are arranged on the liquid delivery pump. The liquid suction pipe is communicated with the acid liquid tank. The liquid delivery pipe is provided with a liquid spray pipe. The liquid spray pipe is inserted into one end of the fixed cylinder. The liquid delivery pump draws the acid liquid in the acid liquid tank through the liquid suction pipe. The acid liquid is sprayed into the fixed cylinder through the liquid delivery pipe, the liquid delivery pipe and the liquid spray pipe. The acid liquid flows into the bearing cylinder through the through hole on the bearing cylinder and enters the hydraulic steel pipe assembly. The acid liquid in the hydraulic steel pipe assembly flows out from the other end of the hydraulic steel pipe assembly to perform acid pickling on the inner wall of the hydraulic steel pipe assembly. The acid pickling quality of the hydraulic steel pipe assembly is improved.

[0009] As preferred, the air feeding structure comprises a blower and a ventilation pipe, the blower is arranged on the top plate, the ventilation pipe is arranged on the blower and communicates with the air feeding pipe on one side and communicates with the air blowing pipe on the other side, the blower blows air into the hydraulic steel pipe assembly through the air feeding pipe, the ventilation pipe and the air blowing pipe, the air carries the moisture in the hydraulic steel pipe assembly to flow out from one end of the hydraulic steel pipe assembly in the bearing cylinder, the inner wall of the hydraulic steel pipe assembly is dried to improve the pickling quality of the hydraulic steel pipe assembly.

[0010] As preferred, the bearing plate is provided with a fixing groove, a limiting groove is arranged on the inner wall of the fixing groove, the adjusting plate is placed in the fixing groove, a connecting ring is movably connected to the adjusting plate through a push-pull structure on one side of the adjusting plate, a driving structure is arranged on the adjusting plate and connected to the fixing cylinder, limiting rods are arranged on the outer walls of the opposite sides of the adjusting plate and inserted into the limiting groove, auxiliary wheels are arranged on the limiting rods, the push-pull structure pushes the adjusting plate to move back and forth in the fixing groove, the adjusting plate drives the fixing cylinder and the bearing cylinder to move back and forth, so that the distance between the fixing cylinder and the blocking cylinder can be adjusted, the pickling and drying device is suitable for hydraulic steel pipe assemblies of different lengths and has improved versatility, the limiting rods and the auxiliary wheels can reduce the resistance of the adjusting plate during movement, so that the adjusting plate can be adjusted quickly and smoothly.

[0011] As preferred, the push-pull structure comprises a fixing nut and an adjusting stud, the fixing nut is arranged on the side wall of the bearing plate, the adjusting stud penetrates the fixing nut, a handle is arranged on one end of the adjusting stud and a clamping block is arranged on the other end, a clamping groove is arranged on the inner wall of the connecting ring and the clamping block is inserted into the clamping groove, the adjusting stud is rotated through the handle, the adjusting stud moves forward or backward in the fixing nut, the clamping block on one end of the adjusting stud rotates in the clamping groove, the connecting ring and the adjusting plate are driven to move in the fixing groove, the position of the bearing cylinder can be adjusted according to the length of the hydraulic steel pipe assembly, and the versatility of the pickling and drying device is improved.

[0012] As preferred, the driving structure comprises a motor, the motor is arranged on the adjusting plate, a transmission shaft is arranged on the motor, a driving wheel is arranged on the transmission shaft, a driven wheel is arranged on the fixed cylinder, the driven wheel is connected with the driving wheel through a belt, a through slot is arranged on the adjusting plate for the belt transmission, the driven wheels on the adjacent two fixed cylinders are connected through the belt, the motor drives the transmission shaft and the driving wheel arranged on the transmission shaft to rotate, the driving wheel drives the driven wheel and the fixed cylinder to rotate through the belt, the driven wheel on the fixed cylinder drives the adjacent fixed cylinder and the bearing cylinder to rotate through the belt, so as to drive the hydraulic steel pipe assembly in the bearing cylinder to rotate, so that the surface of the hydraulic steel pipe assembly is fully contacted with the acid liquid, the surface of the hydraulic steel pipe assembly is fully pickled, on the other hand, when the pickled hydraulic steel pipe assembly is dried, the hydraulic steel pipe assembly rotates under the action of the motor, so that the drying efficiency and quality of the hydraulic steel pipe assembly are improved.

[0013] As preferred, the mounting ring on the bearing cylinder is arranged in a replaceable structure from the fixed cylinder, the bearing cylinder and the blocking cylinder are arranged in a one-to-one corresponding structure, a through hole is arranged at the bottom of the bearing cylinder, and a clamping plate is arranged on the inner wall of the bearing cylinder, according to the different outer diameters of the hydraulic steel pipe assembly, the corresponding bearing cylinder is selected, the connecting ring on the bearing cylinder is mounted on the fixed cylinder, so that the stability of the hydraulic steel pipe assembly in the bearing cylinder is improved, and the versatility of the pickling and drying device is improved, a plurality of bearing cylinders can simultaneously pickle and dry a plurality of hydraulic steel pipe assemblies, so that the pickling and drying efficiency of the hydraulic steel pipe assembly is improved, the through hole in the bearing cylinder facilitates the pickling liquid in the fixed cylinder to flow into the hydraulic steel pipe assembly through the through hole, on the other hand, when the hydraulic steel pipe assembly is dried, the airflow sprayed into the hydraulic steel pipe assembly by the air blowing pipe flows out quickly from the through hole, the clamping plate can improve the stability of the hydraulic steel pipe assembly in the bearing cylinder, facilitate the bearing cylinder to drive the hydraulic steel pipe assembly to rotate, and the hydraulic steel pipe assembly has a certain distance from the inner wall of the bearing cylinder through the clamping plate, so that the acid liquid or airflow in the hydraulic steel pipe assembly flows out, and the pickling and drying efficiency and quality of the hydraulic steel pipe assembly are improved.

[0014] As preferred, the blocking cylinder is arranged in an arc-shaped structure with an open top end, a liquid discharge groove is arranged at the bottom of the blocking cylinder, and a cleaning brush structure is arranged on the fixed plate, one end of the hydraulic steel pipe assembly is placed in the bearing cylinder, the other end of the hydraulic steel pipe assembly is placed in the blocking cylinder, the blocking cylinder is arranged in an arc-shaped structure with an open top end, so that one end of the hydraulic steel pipe assembly is easily placed in or taken out of the blocking cylinder, and the hydraulic steel pipe assembly is easily rotated in the blocking cylinder, the acid liquid flowing out of the hydraulic steel pipe assembly flows into the blocking cylinder, and the acid liquid is quickly discharged from the blocking cylinder through the liquid discharge groove, so that the liquid discharge efficiency of the acid liquid is improved.

[0015] As preferred, the cleaning structure comprises the hydraulic cylinder two and the cleaning plate, the hydraulic cylinder two is arranged on the fixed plate, the piston rod two is arranged on the hydraulic cylinder two, the cleaning plate is connected with the piston rod two, the cleaning groove is arranged at the bottom of the cleaning plate, the cleaning groove is arranged in one-to-one correspondence with the blocking cylinder, and the cleaning layer is arranged on the inner wall of the cleaning groove, the hydraulic cylinder two and the piston rod two drive the cleaning plate to move, so that the cleaning groove at the bottom of the cleaning plate brushes and washes the surface of the hydraulic steel pipe assembly, the hydraulic steel pipe assembly rotates in the cleaning groove, the cleaning layer in the cleaning groove can fully clean and brush the surface of the hydraulic steel pipe assembly, remove the impurities on the surface of the hydraulic steel pipe assembly, and improve the pickling quality of the hydraulic steel pipe assembly.

[0016] Beneficial effects:

[0017] 1. The acid liquid is sprayed into the fixed cylinder through the liquid conveying pipe, the liquid passing pipe and the liquid spraying pipe, flows into the bearing cylinder through the through hole on the bearing cylinder, and enters the hydraulic steel pipe assembly, so that the acid liquid in the hydraulic steel pipe assembly flows out from the other end of the hydraulic steel pipe assembly, the inner wall of the hydraulic steel pipe assembly is subjected to pickling treatment, and the pickling quality of the hydraulic steel pipe assembly is improved;

[0018] 2. The motor drives the transmission shaft and the driving wheel mounted on the transmission shaft to rotate, the driving wheel drives the driven wheel and the fixed cylinder to rotate through the belt, the driven wheel on the fixed cylinder drives the adjacent fixed cylinder and the bearing cylinder to rotate through the belt, so that the hydraulic steel pipe assembly placed in the bearing cylinder is driven to rotate, the surface of the hydraulic steel pipe assembly is fully contacted with the acid liquid, and the surface of the hydraulic steel pipe assembly is fully subjected to pickling treatment;

[0019] 3. The hydraulic cylinder two and the piston rod two drive the cleaning plate to move, so that the cleaning groove at the bottom of the cleaning plate brushes and washes the surface of the hydraulic steel pipe assembly, the hydraulic steel pipe assembly rotates in the cleaning groove, the cleaning layer in the cleaning groove can fully clean and brush the surface of the hydraulic steel pipe assembly, remove the impurities on the surface of the hydraulic steel pipe assembly, and improve the pickling quality of the hydraulic steel pipe assembly. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is a structural schematic view of the utility model.

[0021] Figure 2 It is a partial structural schematic view of the utility model, and the connection structure of the bearing plate and the adjusting plate is shown.

[0022] Figure 3 It is a partial structural schematic view of the utility model, and the connection structure of the adjusting plate and the adjusting stud is shown.

[0023] Figure 4 It is a partial structural schematic view of the utility model, and the connection structure of the fixed cylinder and the fixed cylinder is shown.

[0024] Figure 5It is part structure schematic view of the utility model, schematic fixed cylinder and the connecting structure of bearing cylinder.

[0025] Figure 6 It is part structure schematic view of the utility model, schematic bearing cylinder and the connecting structure of clamping plate.

[0026] Figure 7 It is part structure schematic view of the utility model, schematic fixed plate and the connecting structure of blocking cylinder.

[0027] Figure 8 It is part structure schematic view of the utility model, schematic blocking cylinder and the connecting structure of drainage groove.

[0028] Figure 9 It is part structure schematic view of the utility model, schematic cleaning brush plate and the connecting structure of cleaning brush groove.

[0029] Figure 10 It is another embodiment structure schematic view of the utility model.

[0030] In the drawing: 1. acid liquid tank, 2. hydraulic cylinder one, 3. bearing plate, 4. stand, 5. top plate, 6. infusion pump, 7. suction tube, 8. infusion tube, 9. liquid passage pipe, 10. air blower, 11. air conveying pipe, 12. ventilation pipe, 13. piston rod one, 14. adjusting plate, 15. fixed cylinder, 16. bearing cylinder, 17. blocking cylinder, 18. fixed nut, 19. fixed groove, 20. limiting groove, 21. adjusting stud, 22. handle, 23. clamping block, 24. connecting ring, 25. through groove, 26. connecting plate, 27. clamping groove, 28. limiting rod, 29. auxiliary wheel, 30. bearing, 31. liquid jet pipe, 32. driven wheel, 33. motor, 34. transmission shaft, 35. driving wheel, 36. belt, 37. mounting ring, 38. through hole, 39. clamping plate, 40. fixed plate, 41. drainage groove, 42. air jet pipe, 43. hydraulic cylinder two, 44. piston rod two, 45. cleaning brush plate, 46. cleaning brush groove, 47. cleaning brush layer, 48. air blowing pipe, 49. fan, 50. stirring rod. DETAILED DESCRIPTION

[0031] The utility model will be explained in more detail in connection with the drawings.

[0032] Example one:

[0033] As attached Figures 1-9The acid pickling and drying device for the hydraulic steel pipe assembly includes an acid tank 1, a hydraulic cylinder 2, a bearing structure, a liquid delivery structure is arranged on the side wall of the acid tank 1, a stand 4 is arranged on the top of the acid tank 1, a top plate 5 is arranged on the top end of the stand 4, and a wind delivery structure is arranged on the top plate 5, the hydraulic cylinder 2 is arranged on the top plate 5, a piston rod 13 is arranged on the hydraulic cylinder 2, the bearing structure includes a bearing plate 3, an adjusting plate 14, a fixing cylinder 15, a bearing cylinder 16, and a blocking cylinder 17, the bearing plate 3 is connected with the hydraulic cylinder 2, a push-pull structure is arranged on one side of the bearing plate 3, a fixing plate 40 is arranged on the bottom of the bearing plate 3, the adjusting plate 14 is movably arranged on the bearing plate 3, the adjusting plate 14 is movably connected with the push-pull structure, a connecting plate 26 is arranged on the bottom of the adjusting plate 14, a bearing 30 is arranged on the connecting plate 26, the fixing cylinder 15 penetrates through the bearing 30, one end of the fixing cylinder 15 is connected with the liquid delivery structure, the mounting ring 37 is arranged on the bearing cylinder 16, and the mounting ring 37 is mounted on the fixing cylinder 15, the blocking cylinder 17 is arranged on the fixing plate 40, the fixing plate 40 is arranged on the blocking cylinder 17, the air blowing pipe 42 is arranged on the fixing plate 40 in the blocking cylinder 17, and the air blowing pipe 42 is communicated with the wind delivery structure.

[0034] The liquid delivery structure includes a liquid pump 6 and a liquid delivery pipe 9, the liquid pump 6 is arranged on the outer wall of the acid tank 1, a liquid suction pipe 7 and a liquid delivery pipe 8 are arranged on the liquid pump 6, the liquid suction pipe 7 is communicated with the acid tank 1, and the liquid delivery pipe 9 is arranged on the liquid delivery pipe 8.

[0035] The wind delivery structure includes a blower 10 and a ventilation pipe 12, the blower 10 is arranged on the top plate 5, a wind delivery pipe 11 is arranged on the blower 10, one side of the ventilation pipe 12 is communicated with the wind delivery pipe 11, and the other side of the wind delivery pipe 11 is communicated with the air blowing pipe 42.

[0036] The bearing plate 3 is provided with a fixing groove 19, a limiting groove 20 is arranged on the inner side wall of the fixing groove 19, the adjusting plate 14 is placed in the fixing groove 19, the connecting ring 24 movably connected with the push-pull structure is arranged on one side of the adjusting plate 14, the driving structure connected with the fixing cylinder 15 is arranged on the adjusting plate 14, the limiting rods 28 are arranged on the outer walls of the opposite sides of the adjusting plate 14, the limiting rods 28 are inserted into the limiting grooves 20, and the auxiliary wheels 29 are arranged on the limiting rods 28.

[0037] The push-pull structure includes a fixing nut 18 and an adjusting stud 21, the fixing nut 18 is arranged on the side wall of the bearing plate 3, the adjusting stud 21 penetrates through the fixing nut 18, a handle 22 is arranged on one end of the adjusting stud 21, a clamping block 23 is arranged on the other end of the adjusting stud 21, a clamping groove 27 is arranged on the inner wall of the connecting ring 24, and the clamping block 23 is inserted into the clamping groove 27.

[0038] Among them, the driving structure includes a motor 33, which is arranged on the adjustment plate 14, and a transmission shaft 34 is provided on the motor 33. A driving wheel 35 is provided on the transmission shaft 34, and a driven wheel 32 is provided on the fixed cylinder 15. The driven wheel 32 is connected to the driving wheel 35 through a belt 36, and a through groove 25 for transmission of the belt 36 is provided on the adjustment plate 14. The driven wheels 32 on two adjacent fixed cylinders 15 are connected to the driven wheels 32 by a belt 36. The mounting ring 37 on the carrying cylinder 16 is set to a structure that can be replaced from the fixed cylinder 15, and the carrying cylinder 16 and the blocking cylinder 17 are set to a one-to-one corresponding structure. A through hole 38 is provided at the bottom of the carrying cylinder 16, and a clamping plate 39 is provided on the inner side wall of the carrying cylinder 16. The blocking cylinder 17 is set to an arc-shaped structure with an open top, a drainage groove 41 is provided at the bottom of the blocking cylinder 17, and a cleaning structure is provided on the fixed plate 40.

[0039] Among them, the cleaning structure includes a hydraulic cylinder 2 43 and a cleaning brush plate 45. The hydraulic cylinder 2 43 is arranged on the fixed plate 40. A piston rod 2 44 is arranged on the hydraulic cylinder 2 43. The cleaning brush plate 45 is connected to the piston rod 2 44. A cleaning brush groove 46 is arranged at the bottom of the cleaning brush plate 45. The cleaning brush groove 46 and the retaining cylinder 17 are set to a one-to-one corresponding structure, and a cleaning brush layer 47 is arranged on the inner wall of the cleaning brush groove 46.

[0040] Example 2:

[0041] Further explanation will be given based on the first embodiment. Figure 10 As shown: a blowing pipe 48 is provided on the bearing plate 3, and a fan 49 is provided in the blowing pipe 48. The fan 49 can accelerate the air flow under the bearing plate 3, so as to facilitate the drying of the hydraulic steel pipe assembly after pickling, thereby improving the drying efficiency and drying effect of the hydraulic steel pipe assembly.

[0042] A stirring rod 50 is provided at the bottom end of the cleaning plate 45. The cleaning plate 45 moves back and forth under the action of the hydraulic cylinder 2 43 and the piston rod 2 44. The cleaning plate 45 drives the stirring rod 50 to move back and forth in the acid tank 1, so that the stirring rod 50 stirs the acid in the acid tank 1 to avoid precipitation of the acid in the acid tank 1, improve the uniformity of the acid, and thus enhance the pickling quality of the hydraulic steel pipe assembly.

[0043] Working principle: according to the outer diameter size of the hydraulic steel pipe assembly needing to be pickled, the corresponding bearing cylinder 16 is selected, the connecting ring 24 on the bearing cylinder 16 is installed on the fixed cylinder 15, one end of the hydraulic steel pipe assembly is placed in the bearing cylinder 16, the adjusting stud 21 is rotated and adjusted through the handle 22, the adjusting stud 21 drives the connecting ring 24 and the adjusting plate 14 to move in the fixed groove 19, drives the bearing cylinder 16 and one end of the hydraulic steel pipe assembly in the bearing cylinder 16 to move, so that the other end of the hydraulic steel pipe assembly is put into the blocking cylinder 17, the motor 33 is started, the motor 33 drives the transmission shaft 34 and the driving wheel 35 installed on the transmission shaft 34 to rotate, the driving wheel 35 drives the driven wheel 32 and the fixed cylinder 15 to rotate through the belt 36, the driven wheel 32 on the fixed cylinder 15 drives the adjacent fixed cylinder 15 and the bearing cylinder 16 to rotate through the belt 36, thereby driving the hydraulic steel pipe assembly placed in the bearing cylinder 16 to rotate, the infusion pump 6 is started, the acid liquid in the acid liquid tank 1 is pumped out through the suction pipe 7, the acid liquid is sprayed into the fixed cylinder 15 through the infusion pipe 8, the liquid pipe 9 and the liquid spraying pipe 31, flows into the bearing cylinder 16 through the through hole 38 on the bearing cylinder 16, enters the hydraulic steel pipe assembly, and the inner wall of the hydraulic steel pipe assembly is pickled, the acid liquid in the hydraulic steel pipe assembly flows out through the other end of the hydraulic steel pipe assembly, and flows back to the acid liquid tank 1 through the liquid discharge groove 41 at the bottom of the blocking cylinder 17, the hydraulic cylinder one 2 is started, the hydraulic cylinder one 2 and the piston rod one 13 push the bearing plate 3 downward, the bearing plate 3 drives the bearing cylinder 16, the blocking cylinder 17 and the hydraulic steel pipe assembly between the bearing cylinder 16 and the blocking cylinder 17 to descend, so that the hydraulic steel pipe assembly enters the acid liquid in the acid liquid tank 1 to perform pickling treatment on the outer surface of the hydraulic steel pipe assembly, the hydraulic cylinder two 43 is started, the hydraulic cylinder two 43 and the piston rod two 44 push the cleaning plate 45 to move, so that the cleaning groove 46 at the bottom of the cleaning plate 45 can clean and brush the surface of the hydraulic steel pipe assembly, the hydraulic steel pipe assembly rotates in the cleaning groove 46, the cleaning groove 46 can fully clean and brush the surface of the hydraulic steel pipe assembly to remove impurities on the surface of the hydraulic steel pipe assembly, after the pickling of the hydraulic steel pipe assembly is completed, the hydraulic steel pipe assembly is removed from the acid liquid tank 1, the hydraulic cylinder one 2, the hydraulic cylinder two 43 and the infusion pump 6 are turned off, the air blower 10 is started, air flow is blown into the hydraulic steel pipe assembly through the air supply pipe 11, the air pipe 12 and the air blowing pipe 42 to dry the hydraulic steel pipe assembly, the adjusting stud 21 is rotated to adjust the position of the adjusting plate 14, the dried hydraulic steel pipe assembly is taken out from between the bearing cylinder 16 and the blocking cylinder 17, the hydraulic steel pipe assembly not pickled and dried is placed between the bearing cylinder 16 and the blocking cylinder 17, and the pickling and drying treatment is continuously performed.

[0044] The above merely describes the preferred embodiment of the present application and is not intended to limit the present application, and any modification, equivalent replacement and improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application.

[0045] In the utility model, unless another definite provision and limitation, the term " install " " set " " connect " " fixed " and so on term should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or be integrated;Can be mechanical connection, also can be point connection;Can be directly connected, also can be indirectly connected through intermediate medium, can be two element inside's intercommunication or two element's mutual action relation, unless another definite limitation, for the ordinary skill of the person of the art, can understand the concrete meaning of above -mentioned term in the utility model according to specific situation.

[0046] The part not involved in the utility model is the same as the prior art or can be realized by using the prior art.

Claims

1. A pickling and drying device for a hydraulic steel pipe assembly, comprising an acid liquid tank, a hydraulic cylinder I, a bearing structure, characterized in that: The acid liquid tank side wall is provided with a liquid delivery structure, a stand is arranged on the top of the acid liquid tank, a top plate is arranged on the top end of the stand, and a wind delivery structure is arranged on the top plate, a hydraulic cylinder is arranged on the top plate, a piston rod is arranged on the hydraulic cylinder, the bearing structure comprises a bearing plate, an adjusting plate, a fixed cylinder, a bearing cylinder and a blocking cylinder, the bearing plate is connected with the hydraulic cylinder, a push-pull structure is arranged on one side of the bearing plate, a fixed plate is arranged on the bottom of the bearing plate, the adjusting plate is movably arranged on the bearing plate, the adjusting plate is movably connected with the push-pull structure, a connecting plate is arranged on the bottom of the adjusting plate, a bearing is arranged on the connecting plate, the fixed cylinder passes through the bearing, and one end of the fixed cylinder is connected with the liquid delivery structure, the bearing cylinder is provided with a mounting ring, and the mounting ring is mounted on the fixed cylinder, the blocking cylinder is arranged on the fixed plate, a wind jet pipe is arranged on the fixed plate in the blocking cylinder, and the wind jet pipe is in communication with the wind delivery structure.

2. The hydraulic steel pipe line assembly pickling and drying apparatus as claimed in claim 1, characterized by: The liquid delivery structure comprises a liquid delivery pump and a liquid delivery pipe, the liquid delivery pump is arranged on the outer wall of the acid liquid tank, a liquid suction pipe and a liquid delivery pipe are arranged on the liquid delivery pump, the liquid suction pipe is in communication with the acid liquid tank, and the liquid delivery pipe is provided with a liquid jet pipe.

3. The hydraulic steel pipe line assembly pickling and drying apparatus as claimed in claim 1, wherein: The wind delivery structure comprises a blower and a ventilation pipe, the blower is arranged on the top plate, the ventilation pipe is in communication with the wind delivery pipe on one side, and the wind delivery pipe is in communication with the wind jet pipe on the other side.

4. The hydraulic steel pipe line assembly pickling and drying apparatus as claimed in claim 1, wherein: The bearing plate is provided with a fixed groove, a limiting groove is arranged on the inner side wall of the fixed groove, the adjusting plate is placed in the fixed groove, a connecting ring movably connected with the push-pull structure is arranged on one side of the adjusting plate, a driving structure connected with the fixed cylinder is arranged on the adjusting plate, limiting rods are arranged on the outer walls of the opposite sides of the adjusting plate, the limiting rods are inserted into the limiting grooves, and auxiliary wheels are arranged on the limiting rods.

5. The hydraulic steel pipe line pickling and drying apparatus as claimed in claim 4, wherein: The push-pull structure comprises a fixed nut and an adjusting stud, the fixed nut is arranged on the side wall of the bearing plate, the adjusting stud penetrates into the fixed nut, a handle is arranged on one end of the adjusting stud, a clamping block is arranged on the other end, a clamping groove is arranged on the inner wall of the connecting ring, and the clamping block is inserted into the clamping groove.

6. The hydraulic steel tube assembly pickling and drying apparatus as claimed in claim 4, wherein: The driving structure comprises a motor, the motor is arranged on the adjusting plate, a transmission shaft is arranged on the motor, a driving wheel is arranged on the transmission shaft, a driven wheel is arranged on the fixed cylinder, the driven wheel is connected with the driving wheel through a belt, a through groove for the transmission of the belt is arranged on the adjusting plate, and the driven wheels on the fixed cylinder are connected through the belt.

7. The hydraulic steel pipe line assembly pickling and drying apparatus as claimed in claim 1, wherein: The mounting ring on the bearing cylinder is arranged in a structure that can be replaced from the fixed cylinder, the bearing cylinder and the blocking cylinder are arranged in a one-to-one corresponding structure, a through hole is arranged on the bottom of the bearing cylinder, and a clamping plate is arranged on the inner side wall of the bearing cylinder.

8. The hydraulic steel tube assembly pickling and drying apparatus as claimed in claim 7, wherein: The blocking cylinder is arranged in an arc-shaped structure with an open top end, a liquid discharge groove is arranged on the bottom of the blocking cylinder, and a cleaning structure is arranged on the fixed plate.

9. The hydraulic steel tube assembly pickling and drying apparatus as claimed in claim 8, wherein: The cleaning structure comprises a hydraulic cylinder two and a cleaning plate, the hydraulic cylinder two is arranged on a fixed plate, a piston rod two is arranged on the hydraulic cylinder two, the cleaning plate is connected with the piston rod two, a cleaning groove is arranged at the bottom of the cleaning plate, the cleaning groove and the blocking cylinder are arranged in a one-to-one corresponding structure, and a cleaning layer is arranged on the inner wall of the cleaning groove.

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