Screw pump disassembling and assembling tool

Abstract

The utility model belongs to the technical field of screw pump dismounting and mounting, and particularly relates to a screw pump dismounting and mounting tool which comprises a bottom plate, a square groove penetrating to the lower surface of the bottom plate is formed in the upper surface of the bottom plate, adjusting plates are installed on the inner walls of the two opposite sides of the square groove in a sliding mode, and mounting grooves penetrating to the outer surfaces of the adjusting plates are formed in one sides of the adjusting plates. And the inner wall of the mounting groove is movably connected with an adjusting rod. According to the disassembly and assembly tool for the screw pump, a spring in a telescopic cavity is arranged to drive a T-shaped extrusion block, so that a graphite disc is driven to lubricate a rotating ring when the rotating ring runs, the device can run smoothly during running, the number of times of regular maintenance needed by the device is reduced, part replacement is reduced, the use and maintenance cost is reduced, and damage to the device is reduced; and meanwhile, a bidirectional threaded rod is driven through operation of a motor block, an adjusting shaft and a clamping block are driven to operate, the situation of asymmetric adjustment caused by manual adjustment of the shaft is avoided, and manpower resources can be saved.

Description

Technical Field

[0001] The utility model relates to the technical field of disassembly and assembly of screw pumps, in particular to a disassembly and assembly tool for a screw pump. Background Art

[0002] A screw pump disassembly and assembly tool (publication number CN 219768108U) disclosed on a Chinese patent website can connect the entire shaft of the screw pump through a fixed limit plate, an adjusting ring and a docking frame, and then perform pulling and disassembling operations. The body of the screw pump can be positioned by the fixed limit plate without clamping it, and the overall docking and placement operation is convenient. The rotation of the adjusting shaft can drive the clamping block to clamp the stator firmly. Subsequently, the rotation of the adjusting screw can drive the movement of the support assembly plate and the docking frame, and they can be pulled. In the process of operation, the docking frame can be rotated so that the docking frame can rotate smoothly in the support assembly plate through the adjusting ring, which is convenient for adjustment during the disassembly process. However, the device requires manual operation to drive the second handle to rotate the adjusting shaft, which is prone to asymmetric adjustment. In addition, the screw pump disassembly and assembly device requires regular maintenance and care, including parts replacement, lubrication and calibration, which increases the cost of use and maintenance. Utility Model Content

[0003] Based on the technical problems that the existing manual adjustment shaft is prone to asymmetric rotation and the device requires maintenance, which increases the cost, the utility model proposes a screw pump disassembly and assembly tool.

[0004] The utility model proposes a screw pump disassembly and assembly tool, comprising a base plate, an upper surface of the base plate is provided with a square groove penetrating to its lower surface, two opposite inner walls of the square groove are slidably mounted with adjustment plates, one side of the adjustment plate is provided with a mounting groove penetrating to its outer surface, the inner wall of the mounting groove is movably connected with an adjustment rod, two opposite inner walls of the square groove are provided with symmetrically distributed circular holes, both end peripheral sides of the adjustment rod are movably sleeved with the inner walls of the circular holes, a handle is fixedly mounted on one end surface of the adjustment rod, a support plate is fixedly mounted on the upper surface of the adjustment plate, and the inner side surface of the support plate is provided with a telescopic cavity in a ring array.

[0005] Preferably, a T-shaped extrusion block is movably sleeved on the inner wall of the telescopic cavity, a spring is fixedly connected to the inner wall of the bottom end of the telescopic cavity, and the free end of the spring is fixedly connected to one end surface of the T-shaped extrusion block.

[0006] Through the above technical solution, the setting of the spring makes it more convenient to move the T-shaped extrusion block in close contact with it, thereby driving the T-shaped extrusion block to achieve the purpose of better operation.

[0007] Preferably, a graphite disk is fixedly connected to the other end surface of the T-shaped extrusion block, and the peripheral side surface of the graphite disk is movably sleeved with the inner wall of the telescopic cavity.

[0008] Through the above technical solution, the addition of the graphite disk is in close contact with the telescopic cavity, thus exerting its maximum lubrication effect.

[0009] Preferably, a rotating ring is installed on the inner wall of the support plate via a bearing, and two symmetrically distributed supporting frames are fixedly installed on one side surface of the rotating ring.

[0010] Through the above technical solution, the setting of the rotating ring can make it rotate inside the supporting plate, so as to achieve the purpose of disassembling and installing the tooling.

[0011] Preferably, a docking frame is fixedly installed on the relative surfaces of the two support frames, a motor block is fixedly installed on the upper surface of the docking frame, the main shaft end of the motor block is fixedly connected to a bidirectional threaded rod through a coupling, and the two end peripheral sides of the bidirectional threaded rod are threadedly connected to threaded sleeves.

[0012] Through the above technical solution, two bevel gears are arranged inside the motor block, which can drive the bidirectional threaded rod. The addition of the docking frame can stabilize it between the support frames and play a limiting role.

[0013] Preferably, mounting holes penetrating to the outer surface of the docking frame are provided on the two opposite side surfaces thereof, and an adjusting shaft is movably sleeved on the inner wall of the mounting hole.

[0014] Through the above technical solution, the arrangement of the adjusting shaft in the mounting hole allows it to be moved by the drive of the motor block to achieve the purpose of moving forward or backward.

[0015] Preferably, a clamping block is fixedly mounted on one end surface of the adjusting shaft, and a peripheral side surface of one end of the adjusting shaft is fixedly connected to an inner wall of the threaded sleeve.

[0016] Through the above technical solution, the cooperation between the adjusting shaft and the threaded sleeve can drive the clamping block to clamp the tooling.

[0017] The beneficial effects of the present invention are:

[0018] By arranging a spring in the telescopic cavity to drive the T-shaped extrusion block, the graphite disk is driven to lubricate the rotating ring when it is running, so that the device can run smoothly during operation, reduce the number of regular maintenance and servicing required for the device, as well as the replacement of parts, reduce the use and maintenance costs and damage to the device, and at the same time, drive the bidirectional threaded rod through the operation of the motor block to drive the operation of the adjustment shaft and the clamping block, avoid the occurrence of asymmetric adjustment caused by manual adjustment of the shaft, and save human resources. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of a screw pump disassembly and assembly tool proposed by the utility model;

[0020] Figure 2 This is a structural stereogram of a docking frame of a screw pump disassembly and assembly tooling proposed by the utility model;

[0021] Figure 3 This is a structural stereogram of a support plate of a screw pump disassembly and assembly tooling proposed by the utility model;

[0022] Figure 4 A screw pump disassembly and assembly tool proposed by the utility model Figure 3 Enlarged view of point A in the middle.

[0023] In the figure: 1. bottom plate; 2. square groove; 3. adjustment plate; 4. mounting groove; 5. adjustment rod; 6. circular hole; 7. handle; 8. support plate; 9. telescopic cavity; 10. T-shaped extrusion block; 11. spring; 12. graphite disk; 13. rotating ring; 14. support frame; 15. docking frame; 16. motor block; 17. bidirectional threaded rod; 18. threaded pipe sleeve; 19. mounting hole; 20. adjustment shaft; 21. clamping block. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0025] Reference Figure 1-Figure 4 A screw pump disassembly and assembly tool comprises a base plate 1, a square groove 2 penetrating to its lower surface is provided on the upper surface of the base plate 1, an adjusting plate 3 is slidably installed on the inner walls on opposite sides of the square groove 2, a mounting groove 4 penetrating to its outer surface is provided on one side of the adjusting plate 3, an adjusting rod 5 is movably connected to the inner wall of the mounting groove 4, symmetrically distributed circular holes 6 are provided on the inner walls on opposite sides of the square groove 2, both ends of the adjusting rod 5 are movably sleeved with the inner wall of the circular hole 6, a handle 7 is fixedly installed on the surface of one end of the adjusting rod 5, a supporting plate 8 is fixedly installed on the upper surface of the adjusting plate 3, and a telescopic cavity 9 in a ring array is provided on the inner side of the supporting plate 8.

[0026] A T-shaped extrusion block 10 is movably sleeved on the inner wall of the telescopic cavity 9, and a spring 11 is fixedly connected to the inner wall of the bottom end of the telescopic cavity 9. The free end of the spring 11 is fixedly connected to the surface of one end of the T-shaped extrusion block 10. The setting of the spring 11 makes it more convenient to move the T-shaped extrusion block 10 in close contact with it, and drives the T-shaped extrusion block 10 to achieve the purpose of better operation. A graphite disk 12 is fixedly connected to the other end surface of the T-shaped extrusion block 10, and the peripheral side of the graphite disk 12 is movably sleeved on the inner wall of the telescopic cavity 9. The addition of the graphite disk 12 is in a close fit with the telescopic cavity 9, so as to maximize its lubrication effect. A rotating ring 13 is installed on the inner wall of the support plate 8 through a bearing.

[0027] Two symmetrically distributed support frames 14 are fixedly installed on one side surface of the rotating ring 13. The setting of the rotating ring 13 enables it to rotate within the support plate 8, so as to achieve the purpose of disassembling and installing the tooling. A docking frame 15 is fixedly installed on the opposite surfaces of the two support frames 14, and a motor block 16 is fixedly installed on the upper surface of the docking frame 15. The main shaft end of the motor block 16 is fixedly connected to a bidirectional threaded rod 17 through a coupling, and the two end peripheral sides of the bidirectional threaded rod 17 are threadedly connected to a threaded sleeve 18. Two bevel gears are arranged inside the motor block 16 to drive the bidirectional threaded rod 17. The addition of the docking frame 15 can stabilize it between the support frames 14 and play a limiting role.

[0028] The surfaces of the opposite sides of the docking frame 15 are provided with mounting holes 19 that penetrate through the outer surface thereof, and the inner wall of the mounting hole 19 is movably sleeved with an adjusting shaft 20. The arrangement of the adjusting shaft 20 in the mounting hole 19 allows it to be moved by the drive of the motor block 16 to achieve the purpose of moving forward or backward. A clamping block 21 is fixedly installed on the surface of one end of the adjusting shaft 20, and the peripheral side surface of one end of the adjusting shaft 20 is fixedly connected to the inner wall of the threaded sleeve 18. The mutual cooperation between the adjusting shaft 20 and the threaded sleeve 18 enables it to drive the clamping block 21, so that the clamping block 21 clamps the tooling.

[0029] The spring 11 in the telescopic cavity 9 is provided to drive the T-shaped extrusion block 10, thereby driving the graphite disk 12 to lubricate the rotating ring 13 when it is running, so that the device can run smoothly during operation, reduce the number of regular maintenance and servicing required for the device, as well as the replacement of parts, reduce the use and maintenance costs and damage to the device, and at the same time, the bidirectional threaded rod 17 is driven by the operation of the motor block 16 to drive the operation of the adjustment shaft 20 and the clamping block 21, thereby avoiding the occurrence of asymmetric adjustment of the shaft 20 caused by manual adjustment, and saving human resources.

[0030] Working principle: When the device is running, the body of the screw pump is placed on the base plate 1, and the adjusting rod 5 is driven by the handle 7, thereby driving the movement of the adjusting plate 3. The stator on the screw pump passes through the rotating ring 13 and the docking frame 15. Through the operation of the rotating ring 13, the spring 11 in the telescopic cavity 9 drives the T-shaped extrusion block 10, thereby driving the graphite disk 12 to lubricate the rotating ring 13 when it is running. At the same time, the bidirectional threaded rod 17 is driven by the operation of the motor block 16, and the threaded sleeve 18 drives the operation of the adjusting shaft 20 and the clamping block 21, so that the device can run smoothly during operation, reduce damage to the device, and make the adjusting shaft 20 produce symmetrical adjustment.

[0031] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A screw pump disassembly and assembly tool, comprising a bottom plate (1), characterized in that: The upper surface of the bottom plate (1) is provided with a square groove (2) penetrating to the lower surface thereof; the inner walls of the two opposite sides of the square groove (2) are slidably mounted with adjustment plates (3); one side of the adjustment plate (3) is provided with a mounting groove (4) penetrating to the outer surface thereof; the inner wall of the mounting groove (4) is movably connected with an adjustment rod (5); the inner walls of the two opposite sides of the square groove (2) are provided with symmetrically distributed circular holes (6); the side surfaces at both ends of the adjustment rod (5) are movably sleeved with the inner walls of the circular holes (6); a handle (7) is fixedly mounted on one end surface of the adjustment rod (5); a support plate (8) is fixedly mounted on the upper surface of the adjustment plate (3); the inner side surface of the support plate (8) is provided with a telescopic cavity (9) in the form of a ring array.

2. A screw pump disassembly and assembly tool according to claim 1, characterized in that: The inner wall of the telescopic cavity (9) is movably sleeved with a T-shaped extrusion block (10), the inner wall of the bottom end of the telescopic cavity (9) is fixedly connected with a spring (11), and the free end of the spring (11) is fixedly connected to the surface of one end of the T-shaped extrusion block (10).

3. A screw pump disassembly and assembly tool according to claim 2, characterized in that: A graphite disk (12) is fixedly connected to the other end surface of the T-shaped extrusion block (10), and the peripheral side surface of the graphite disk (12) is movably sleeved with the inner wall of the telescopic cavity (9).

4. The screw pump disassembly and assembly tool according to claim 1, characterized in that: A rotating ring (13) is mounted on the inner wall of the support plate (8) via a bearing, and two symmetrically distributed supporting frames (14) are fixedly mounted on one side surface of the rotating ring (13).

5. The screw pump disassembly and assembly tool according to claim 4, characterized in that: A docking frame (15) is fixedly mounted on the opposing surfaces of the two support frames (14); a motor block (16) is fixedly mounted on the upper surface of the docking frame (15); a bidirectional threaded rod (17) is fixedly connected to the main shaft end of the motor block (16) via a coupling; and threaded sleeves (18) are threadedly connected to the circumferential side surfaces of both ends of the bidirectional threaded rod (17).

6. A screw pump disassembly and assembly tool according to claim 5, characterized in that: The surfaces of the two opposite sides of the docking frame (15) are provided with mounting holes (19) penetrating to the outer surface thereof, and the inner wall of the mounting hole (19) is movably sleeved with an adjustment shaft (20).

7. The screw pump disassembly and assembly tool according to claim 6, characterized in that: A clamping block (21) is fixedly mounted on one end surface of the adjusting shaft (20), and a peripheral side surface of one end of the adjusting shaft (20) is fixedly connected to the inner wall of the threaded sleeve (18).

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