Tool for dismounting fixed support bolt

Abstract

The utility model discloses a tool for disassembling a fixed support bolt, which belongs to the field of tools and comprises an electric wrench, a connector is fixedly connected onto the electric wrench, and an adjusting component is fixedly connected onto the connector. The adjusting assembly further comprises a connecting sleeve, a screw rod, an extension pipe, a rotating head, a first spring, a limiting head, an inserting rod, a rhombic groove, a sleeve head, a mounting plate, a clamping block and a guide rod, through the arranged adjusting assembly, the extension pipe movably rotates on the screw rod, so that the overall length of the bolt and the extension pipe is changed, the limiting head moves towards the side face, the inserting rod is inserted into an inserting hole of the rotating head, and the rotating head is fixed; the extension pipe and the screw rod are fixed and limited, so that the dismounting tool is convenient to make contact with bolts at the far and near positions in equipment, the bolts are more convenient to dismount, different sleeve heads are convenient to mount through rhombic grooves of the extension pipe, and bolts of different sizes are convenient to mount through bolt clamping grooves in the different sleeve heads; the dismounting tool is suitable for bolts of different sizes, and the applicability is improved.

Description

Technical Field

[0001] The utility model relates to the field of tooling, in particular to a tooling for disassembling fixed support bolts. Background Art

[0002] An electric wrench is an electric tool for tightening and loosening bolts and nuts. It is a tool for tightening high-strength bolts. It is used for the initial tightening, final tightening and initial tightening of torsion shear type high-strength bolts installed in steel structure bridges, factory buildings, chemical industry and power generation equipment, as well as occasions with strict requirements on the torque or axial force of bolt fasteners. In the prior art, a Chinese invention patent document with a public document number of CN113231981A discloses a bolt removal tool, which can save time and effort in the removal of bolts in a narrow space, effectively reduce the labor intensity of operators, and improve the efficiency of bolt removal.

[0003] However, in actual use, since some bolts in the mechanical equipment are located deep inside the mechanical equipment and the distance varies, and the disassembly tooling in the invention cannot be moved to change the distance, it is inconvenient to use when faced with bolts deep inside the mechanical equipment, so improvement is needed. Utility Model Content

[0004] The main purpose of the utility model is to provide a tool for disassembling a fixed support bolt, which can effectively solve the problems in the background technology.

[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0006] A tool for removing bolts of a fixed support, comprising an electric wrench, the electric wrench is fixedly connected with a connecting head, the connecting head is fixedly connected with an adjusting assembly, the adjusting assembly also includes a connecting sleeve, a screw, an extension tube, a swivel, a No. 1 spring, a limiting head, an insert rod, a diamond groove, a sleeve head, a mounting plate, a block and a guide rod, the connecting sleeve is fixedly connected to the screw, the screw is fixedly connected to the swivel, the No. 1 spring and the limiting head are located in the extension tube, the insert rod is fixedly connected to the limiting head, and the insert rod is movably installed on the swivel, the diamond groove is opened at one end position of the extension tube, the sleeve head is fixedly connected in the diamond groove, the mounting plate is fixedly connected to one end position of the extension tube, and the mounting plate is located at a side position of the sleeve head, the block is movably installed on the mounting plate, the guide rod is fixedly connected to the mounting plate, and the guide rod and the block are movably installed.

[0007] Preferably, the adjustment component further includes a connecting bolt and a connecting screw hole, the connecting screw hole is opened on the connecting head, the connecting sleeve is fixedly connected to the connecting head through the connecting bolt, and the screw rod is movably installed with the extension tube through the screw hole.

[0008] Preferably, the adjustment assembly also includes a movable rod, an arc plate and a movable groove, the movable groove is opened on both sides of the extension tube, the movable rod is fixedly connected to the limiting head, the movable rod is movably installed in the movable groove, the arc plate is fixedly connected to the outer end position of the movable rod, and the arc plate is located at the outer side of the extension tube.

[0009] Preferably, the adjustment assembly further includes a partition and a socket, the partition is fixedly connected in the extension tube, the two ends of the No. 1 spring are respectively fixedly connected to the partition and the limiting head, the socket is opened on the rotating head, and the insertion rod is movably installed in the socket of the rotating head.

[0010] Preferably, the adjustment assembly further includes a bolt slot, a limiting block and a limiting slot, the bolt slot is provided on the sleeve head, the limiting block is fixedly connected to the mounting plate, the limiting slot is provided on the block, and the limiting block and the limiting slot are movably mounted.

[0011] Preferably, the adjustment assembly also includes a fixed groove, a No. 2 spring and a limiting ball, the fixed groove is opened on the sleeve head, the No. 2 spring is movably mounted on the guide rod, the clamping block is located at the side of the No. 2 spring, the clamping block is movably connected in the fixed groove, and the limiting ball is fixedly connected to the guide rod.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] In the utility model, the arc plate is pulled sideways by the adjustment assembly, the insertion rod is moved out of the insertion hole of the rotating head, the fixing restriction of the extension tube and the screw is released, and then the extension tube is rotated to change the overall length of the extension tube and the screw, so that the disassembly work is convenient for the movable adjustment distance, and it is convenient to disassemble the bolts at far and near positions in the equipment;

[0014] In the utility model, through the setting of the adjustment component, the number of the sleeve heads is several, and each sleeve head is provided with different bolt clamping grooves. The clamping block is pushed sideways and moved out of the fixing groove, so that the sleeve head is easy to be disassembled from the rhombus groove. A new sleeve head is inserted into the rhombus groove, and the clamping block is released, so that the clamping block moves in the opposite direction and is clamped into the fixing groove to fix the connected sleeve head, so that the disassembly tooling is convenient for installing different sleeve heads to disassemble bolts of different sizes. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 It is a structural schematic diagram of the bolt and the extension tube of the utility model;

[0017] Figure 3 It is a cross-sectional structural schematic diagram of the extension tube of the utility model;

[0018] Figure 4 It is a cross-sectional structural schematic diagram of the rotor of the utility model;

[0019] Figure 5 It is a schematic diagram of the connection structure of the mounting plate and the clamping block of the utility model.

[0020] In the figure: 1. electric wrench; 2. connecting head; 3. connecting screw hole; 4. adjusting assembly; 401. connecting sleeve; 402. connecting bolt; 403. screw rod; 404. extension tube; 405. swivel head; 406. spring No. 1; 407. limiting head; 408. plug rod; 409. movable rod; 410. arc plate; 411. movable groove; 412. partition; 413. socket; 414. diamond groove; 415. socket head; 416. bolt slot; 417. mounting plate; 418. block; 419. limiting block; 420. limiting groove; 421. fixing groove; 422. guide rod; 423. spring No. 2; 424. limiting ball. DETAILED DESCRIPTION

[0021] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0022] like Figure 1 , Figure 2 , Figure 3 and Figure 4As shown, a tool for removing a fixed support bolt comprises an electric wrench 1, a connecting head 2 is fixedly connected to the electric wrench 1, an adjusting assembly 4 is fixedly connected to the connecting head 2, and the adjusting assembly 4 further comprises a connecting sleeve 401, a screw rod 403, an extension tube 404, a rotating head 405, a No. 1 spring 406, a limiting head 407, an insert rod 408, a diamond groove 414, a sleeve head 415, a mounting plate 417, a block 418 and a guide rod 422, the connecting sleeve 401 is fixedly connected to the screw rod 403, the screw rod 403 is fixedly connected to the rotating head 405, the No. 1 spring 406, the limiting head 407, the insert rod 408, the diamond groove 414, the sleeve head 415, the mounting plate 417, the block 418 and the guide rod 422, The head 407 is located in the extension tube 404, the insertion rod 408 is fixedly connected to the limiting head 407, and the insertion rod 408 is movably installed with the rotating head 405. The adjustment component 4 also includes a connecting bolt 402 and a connecting screw hole 3. The connecting screw hole 3 is opened in the connecting head 2. The connecting sleeve 401 is fixedly connected to the connecting head 2 through the connecting bolt 402. The screw 403 is movably installed with the extension tube 404 through the screw hole. The adjustment component 4 also includes a movable rod 409, an arc plate 410 and a movable groove 411. The movable groove 411 is opened on both sides of the extension tube 404. The movable rod 409 and the limiting The head 407 is fixedly connected, the movable rod 409 is movably installed in the movable groove 411, the arc plate 410 is fixedly connected to the outer end position of the movable rod 409, and the arc plate 410 is located at the outer side of the extension tube 404. The adjustment component 4 also includes a partition 412 and a socket 413. The partition 412 is fixedly connected in the extension tube 404. The two ends of the No. 1 spring 406 are respectively fixedly connected to the partition 412 and the limiting head 407. The socket 413 is opened on the rotating head 405, and the plug rod 408 is movably installed in the socket 413 of the rotating head 405. The arc plate 410 moves to the side , so that the insertion rod 408 is moved out of the insertion hole 413 of the rotating head 405, so that the fixed restriction of the extension tube 404 and the screw 403 is released, so that the extension tube 404 can be easily rotated on the screw 403 through the screw hole, so that the overall length of the extension tube 404 and the screw 403 can be easily changed. When the screw 403 and the rotating head 405 are rotated to the appropriate position, the arc plate 410 is released, so that the limiting head 407 and the insertion rod 408 move in the opposite direction, and the insertion rod 408 is inserted into the rotating head 405 to restrict the rotating head 405, so that the extension tube 404 and the screw 403 are fixed and restricted again.

[0023] like Figure 1 , Figure 2 , Figure 3 and Figure 5As shown, a diamond groove 414 is provided at one end of the extension tube 404, a sleeve head 415 is fixedly connected in the diamond groove 414, a mounting plate 417 is fixedly connected at one end of the extension tube 404, and the mounting plate 417 is located at the side of the sleeve head 415, a clamping block 418 is movably mounted on the mounting plate 417, a guide rod 422 is fixedly connected to the mounting plate 417, and the guide rod 422 is movably mounted on the clamping block 418, the adjusting component 4 also includes a bolt clamping groove 416, a limiting block 419 and a limiting groove 420, the bolt clamping groove 416 is provided on the sleeve head 415, the limiting block 419 is fixedly connected to the mounting plate 417, the limiting groove 420 is provided on the clamping block 418, the limiting block 419 and the limiting groove 420 are movably mounted, the adjusting component 4 also includes a fixing groove 421, a No. 2 spring 423 and a limiting ball 424, the fixing groove 421 is provided on the sleeve On the head 415, the No. 2 spring 423 is movably installed on the guide rod 422, the block 418 is located at the side position of the No. 2 spring 423, the block 418 is movably connected in the fixed groove 421, the limiting ball 424 is fixedly connected to the guide rod 422, and different sleeve heads 415 are provided with different bolt slots 416. The block 418 is pushed sideways so that the block 418 compresses the No. 2 spring 423, and the block 418 moves out of the fixed groove 421, thereby releasing the fixed limitation of the sleeve head 415, making it easy to remove the sleeve head 415 from the diamond groove 414, insert a new sleeve head 415 into the diamond groove 414, and then move the block 418 in the opposite direction and insert it into the fixed groove 421, so that the sleeve head 415 is fixedly connected again, so that the disassembly tooling is convenient for replacing different sleeve heads 415, and the disassembly tooling is convenient for applying bolts of different sizes.

[0024] It should be noted that the utility model is a tool for removing the fixed support bolts. The arc plate 410 is moved sideways, the movable rod 409 moves in the movable groove 411 of the extension tube 404, the limiting head 407 moves synchronously, and the No. 1 spring 406 is compressed, so that the insertion rod 408 is moved out of the insertion hole 413 of the rotating head 405, and the fixed restriction of the extension tube 404 and the screw 403 is released. At this time, the extension tube 404 can be rotated so that the extension tube 404 rotates on the screw 403 through the screw hole. As the extension tube 404 rotates, the screw The overall length of the rod 403 and the extension tube 404 is changed. When the extension tube 404 is rotated to a suitable position, the arc plate 410 is loosened, and the compressed No. 1 spring 406 is restored to open, so that the limiting head 407 moves in the opposite direction, and the insertion rod 408 moves synchronously and is inserted into the jack 413 at the corresponding position of the rotating head 405. The movable rods 409 on both sides of the limiting head 407 are movably installed in the movable grooves 411. Through the connection between the insertion rod 408 and the rotating head 405, the rotating head 405 is restricted from rotating, thereby restricting the screw rod 403, so that the extension tube 404 is 4 is fixedly limited with the screw rod 403, so that the disassembly tool can easily contact the bolts at the far and near positions in the equipment, making it more convenient for the disassembly tool to disassemble the bolts. A diamond-shaped rod body is provided at one end of the sleeve head 415. Different sleeve heads 415 are provided with bolt clamping grooves 416 of different sizes, which are convenient for bolts of different sizes. The clamping block 418 is pushed sideways, so that the second spring 423 is compressed by the clamping block 418, and the clamping block 418 is moved out of the fixing groove 421 of the sleeve head 415, so that the sleeve head 415 is no longer fixedly connected in the diamond groove 414. , then move the old socket head 415 out of the diamond groove 414, insert the new socket head 415 into the diamond groove 414, and then release the block 418. The compressed No. 2 spring 423 pushes the block 418 in the opposite direction, so that the block 418 is stuck in the fixed groove 421 at the side position of the socket head 415, thereby fixing and limiting the socket head 415, making it easy for the disassembly tool to disassemble different socket heads 415, and different socket heads 415 are convenient for installation with bolts of different sizes, making it easy for the disassembly tool to disassemble bolts of different sizes, thereby improving applicability.

[0025] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. It is only a preferred embodiment of the utility model, and its description is more specific and detailed, but it cannot be understood as limiting the scope of the utility model. The technicians in this industry should understand that the utility model is not limited by the above embodiments. The embodiments can be changed, modified, replaced and deformed without departing from the principle and purpose of the utility model. These changes and improvements fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A tool for removing a fixed support bolt, comprising an electric wrench (1), a connecting head (2) fixedly connected to the electric wrench (1), an adjusting assembly (4) fixedly connected to the connecting head (2), characterized in that: The adjusting assembly (4) further comprises a connecting sleeve (401), a screw rod (403), an extension tube (404), a rotating head (405), a No. 1 spring (406), a limiting head (407), an insert rod (408), a rhombus groove (414), a sleeve head (415), a mounting plate (417), a block (418) and a guide rod (422); the connecting sleeve (401) is fixedly connected to the screw rod (403); the screw rod (403) is fixedly connected to the rotating head (405); the No. 1 spring (406) and the limiting head (407) are located in the extension tube (404); the insert rod (408) and the limiting head (407) are fixedly connected to the guide rod (422); The head (407) is fixedly connected, and the insertion rod (408) and the rotating head (405) are movably installed. The diamond groove (414) is opened at one end of the extension tube (404), and the sleeve head (415) is fixedly connected in the diamond groove (414). The mounting plate (417) is fixedly connected to one end of the extension tube (404), and the mounting plate (417) is located at the side of the sleeve head (415). The clamping block (418) is movably installed on the mounting plate (417). The guide rod (422) is fixedly connected to the mounting plate (417), and the guide rod (422) and the clamping block (418) are movably installed.

2. A tool for removing fixed support bolts according to claim 1, characterized in that: The adjustment assembly (4) further comprises a connecting bolt (402) and a connecting screw hole (3); the connecting screw hole (3) is provided on the connecting head (2); the connecting sleeve (401) is fixedly connected to the connecting head (2) via the connecting bolt (402); and the screw rod (403) is movably mounted on the extension tube (404) via the screw hole (3).

3. A tool for removing fixed support bolts according to claim 2, characterized in that: The adjustment assembly (4) further comprises a movable rod (409), a curved plate (410) and a movable groove (411); the movable groove (411) is arranged at two sides of the extension tube (404); the movable rod (409) is fixedly connected to the limiting head (407); the movable rod (409) is movably installed in the movable groove (411); the curved plate (410) is fixedly connected to the outer end of the movable rod (409), and the curved plate (410) is located at the outer side of the extension tube (404).

4. A tool for removing bolts of a fixed support according to claim 3, characterized in that: The adjustment assembly (4) further comprises a partition (412) and a socket (413); the partition (412) is fixedly connected to the extension tube (404); the two ends of the first spring (406) are respectively fixedly connected to the partition (412) and the limiting head (407); the socket (413) is provided on the rotating head (405); and the insertion rod (408) is movably installed in the socket (413) of the rotating head (405).

5. A tool for removing fixed support bolts according to claim 4, characterized in that: The adjustment assembly (4) further comprises a bolt clamping groove (416), a limiting block (419) and a limiting groove (420); the bolt clamping groove (416) is provided on the sleeve head (415); the limiting block (419) is fixedly connected to the mounting plate (417); the limiting groove (420) is provided on the clamping block (418); and the limiting block (419) and the limiting groove (420) are movably mounted.

6. A tool for removing fixed support bolts according to claim 5, characterized in that: The adjustment assembly (4) further comprises a fixing groove (421), a No. 2 spring (423) and a limiting ball (424); the fixing groove (421) is provided on the sleeve head (415); the No. 2 spring (423) is movably mounted on the guide rod (422); the clamping block (418) is located at a side position of the No. 2 spring (423); the clamping block (418) is movably connected in the fixing groove (421); and the limiting ball (424) is fixedly connected to the guide rod (422).

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