Improved puller claw for disassembling water pump

Abstract

The utility model discloses an improved puller claw for disassembling a water pump, the length of the puller claw can be adjusted, and the puller claw is convenient to use on site. The device comprises a mounting frame, through grooves are formed in the two sides of the mounting frame, sliding grooves are formed in the two sides of the through grooves, sliding blocks are arranged in the sliding grooves in a sliding mode, fixing blocks are fixedly arranged on the surfaces of the sliding blocks, adjusting rods are arranged in the fixing blocks in a sliding mode, a plurality of first plug pin holes are formed in the surfaces of the adjusting rods, and one ends of the adjusting rods are connected with hinge rods in a hinged mode. One end of the hinge rod is hinged to a drag hook, a hydraulic pump is fixedly arranged on the upper surface of the mounting frame, a hydraulic cylinder is fixedly arranged on the surface of the lower end of the mounting frame, and an ejector block is fixedly arranged at one end of the hydraulic cylinder.

Description

Technical Field

[0001] The utility model relates to the technical field of pulling claws, in particular to an improved water pump disassembly pulling claw. Background Art

[0002] When the existing two-jaw puller is used to disassemble the pump casing of some multi-stage water pumps, the pulling claw length is not enough, so a water pump disassembly pulling claw with adjustable length is needed to improve the above problem. Summary of the invention

[0003] The utility model aims to provide an improved water pump disassembly pulling claw to solve the problems raised in the above background technology.

[0004] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0005] An improved water pump disassembly pulling claw comprises a mounting frame, through grooves are provided on both sides of the mounting frame, slide grooves are provided on both sides of the through groove, a sliding block is provided inside the slide groove for sliding movement, a fixed block is fixedly provided on the surface of the sliding block, an adjusting rod is provided for sliding movement inside the fixed block, a plurality of first pin holes are provided on the surface of the adjusting rod, a hinge rod is hingedly connected at one end of the adjusting rod, a pulling hook is hingedly connected at one end of the hinge rod, a hydraulic pump is fixedly provided on the upper surface of the mounting frame, a hydraulic cylinder is fixedly provided on the lower end surface of the mounting frame, and a top block is fixedly provided at one end of the hydraulic cylinder.

[0006] As a preferred solution of the utility model, a plurality of meshing grooves are provided at the bottom of the slide groove, and a plurality of meshing teeth matched with the meshing grooves are provided on the lower surface of the sliding block.

[0007] As a preferred solution of the utility model, an insertion hole is provided vertically through the interior of the fixing block, and a second pin hole is provided horizontally through the interior of the fixing block.

[0008] As a preferred solution of the utility model, the first latch hole and the second latch hole are arranged correspondingly, and the first latch hole and the second latch hole are fixed by a latch.

[0009] As a preferred solution of the present utility model, the hydraulic pump is transmission-connected to the hydraulic cylinder.

[0010] Compared with the prior art, in the utility model, the length of the adjusting rod is adjusted by sliding inside the socket in the fixed block, so that the first pin hole and the second pin hole are fixed to each other by the pin, and at the same time, the fixed block can adjust the spacing by horizontal movement of the slider inside the slide groove, and at the same time, a plurality of meshing grooves are provided at the bottom of the slide groove, and a plurality of meshing teeth matched with the meshing grooves are provided on the lower surface of the slider, so that the slider will not slide in the slide groove due to external force during operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0012] Figure 2 It is a schematic diagram of the overall internal structure of the utility model;

[0013] Figure 3 This is a schematic diagram of the cross-sectional structure of the fixing block of the utility model;

[0014] Figure 4 This is a schematic diagram of the slider structure of the utility model.

[0015] In the figure: 1. hydraulic pump; 2. adjusting rod; 3. first latch hole; 4. fixing block; 5. mounting frame; 6. hydraulic cylinder; 7. top block; 8. hinge rod; 9. hook; 10. through groove; 11. slider; 12. socket; 13. second latch hole; 14. slide groove. Implementation

[0016] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0017] See also Figure 1-4 An improved water pump disassembly pulling claw comprises a mounting frame 5, through grooves 10 are provided on both sides of the mounting frame 5, slide grooves 14 are provided on both sides of the through grooves 10, a slider 11 is slidably provided inside the slide groove 14, a fixed block 4 is fixedly provided on the surface of the slider 11, an adjusting rod 2 is slidably provided inside the fixed block 4, a plurality of first pin holes 3 are provided on the surface of the adjusting rod 2, a hinge rod 8 is hingedly connected at one end of the adjusting rod 2, a hook 9 is hingedly connected at one end of the hinge rod 8, a hydraulic pump 1 is fixedly provided on the upper surface of the mounting frame 5, a hydraulic cylinder 6 is fixedly provided on the lower end surface of the mounting frame 5, a top block 7 is fixedly provided at one end of the hydraulic cylinder 6, the hydraulic pump 1 drives the hydraulic cylinder 6 to extend, supports the object through the top block 7, and pulls it through the hook 9.

[0018] As an example of the present utility model, a plurality of meshing grooves are provided at the bottom of the slide groove 14, and a plurality of meshing teeth matched with the meshing grooves are provided on the lower surface of the slider 11. The fixed block 4 can adjust the spacing by horizontal movement inside the slide groove 14 through the slider 11. At the same time, a plurality of meshing grooves are provided at the bottom of the slide groove 14, and a plurality of meshing teeth matched with the meshing grooves are provided on the lower surface of the slider 11, so that the slider 11 will not slide in the slide groove 14 due to external force during operation.

[0019] As an example of the present invention, an insertion hole 12 is provided vertically through the interior of the fixing block 4 , and a second pin hole 13 is provided horizontally through the interior of the fixing block 4 .

[0020] As an example of the present invention, the first latch hole 3 and the second latch hole 13 are arranged correspondingly, and the first latch hole 3 and the second latch hole 13 are fixed by a latch, and the first latch hole 3 and the second latch hole 13 are fixed to each other by sliding the adjusting rod 2 inside the socket 12 in the fixing block 4 to adjust the length.

[0021] As an example of the present invention, the hydraulic pump 1 is transmission-connected to the hydraulic cylinder 6 .

[0022] Working principle: When in use, the adjusting rod 2 slides inside the socket 12 in the fixed block 4 to adjust the length, so that the first latch hole 3 and the second latch hole 13 are fixed to each other by the latch, and at the same time, the fixed block 4 can adjust the spacing by the slider 11 in the slide groove 14. At the same time, a plurality of meshing grooves are provided at the bottom of the slide groove 14, and a plurality of meshing teeth matched with the meshing grooves are provided on the lower surface of the slider 11, so that the slider 11 will not slide in the slide groove 14 due to external force during operation;

[0023] The hydraulic pump 1 drives the hydraulic cylinder 6 to extend, and the object is supported by the top block 7, and pulled by the hook 9.

[0024] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An improved water pump disassembly pulling claw, including a mounting frame, characterized by: The mounting frame is provided with through slots on both sides of the through slots, and slide slots are provided on both sides of the through slots, and a slider is slidably provided inside the slide slot, a fixed block is fixedly provided on the surface of the slide block, an adjusting rod is slidably provided inside the fixed block, a plurality of first latch holes are provided on the surface of the adjusting rod, a hinge rod is hingedly connected to one end of the adjusting rod, and a hook is hingedly connected to one end of the hinge rod, a hydraulic pump is fixedly provided on the upper surface of the mounting frame, a hydraulic cylinder is fixedly provided on the lower end surface of the mounting frame, a top block is fixedly provided on one end of the hydraulic cylinder, a plurality of meshing grooves are provided at the bottom of the slide slot, and a plurality of meshing teeth matched with the meshing grooves are provided on the lower surface of the slide block, a plug hole is provided through the upper and lower parts of the fixed block, and a second plug hole is provided through the left and right parts of the fixed block, the first plug hole and the second plug hole are correspondingly arranged, and the first plug hole and the second plug hole are fixed by a plug pin.

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