Anti-slip bolt quick dismounting and mounting device

Abstract

The utility model discloses an anti-slip bolt quick dismounting and mounting device, which belongs to the technical field of hardware tools, and comprises a threaded shaft rod and two adjusting shaft rods, the threaded shaft rod is connected with the two adjusting shaft rods through sleeves, a fixed part is movably sleeved on the threaded shaft rod, and the fixed part comprises a movable seat movably sleeved on the threaded shaft rod, a fixing rod is installed on the movable seat, the free end of the fixing rod is fixedly connected with a fixing ring, a clamping piece is fixedly arranged at the end, away from the sleeve, of the adjusting shaft rod through a connecting rod, the fixing piece and the clamping piece are arranged in parallel relatively, and the clamping piece is perpendicularly connected with the adjusting shaft rod. The limiting nut or the screw rod is fixed through the clamping piece, the fixing ring is arranged on the to-be-disassembled nut at the other end in a sleeving mode, and meanwhile the sleeve part of the electric drill abuts against the inner side of the fixing ring so that the nut can be disassembled. And the phenomenon that the bolt slips in the bolt dismounting process is avoided, and the flange bolt can be quickly dismounted and mounted by using an electric wrench or a manual wrench.

Description

TECHNICAL FIELD

[0001] The utility model belongs to hardware tool technical field, concretely relates to a bolt quick dismounting device of anti -skidding. BACKGROUND

[0002] Bolt is a kind of fastener consisting of head and screw rod two parts, usually cooperates with nut, is used for fastening the connection of two parts with through hole, is common mechanical parts. Because the space inside mechanical equipment is limited, so when designing, the gap between shell and device will be reduced as far as possible, which makes the dismounting difficulty increase, part bolt is fixed on device side wall or the bottom surface of device, when using transmission wrench to dismount, the length of wrench is too long or insufficient, and the bolt cannot be clamped tightly, and the rotation angle of wrench is limited due to small space, further make the efficiency of bolt dismounting by wrench reduce.

[0003] When instrument is maintained daily, radar liquid level meter, pressure transmitter and other instruments with flange need to be dismounted and maintained, especially the workload of dismounting flange bolt is the most when planned maintenance, and the difficulty of such work is that the whole bolt rotates and slips when the nut is dismounted, so that the nut must be dismounted by one hand holding the wrench and the other hand holding the tool, which not only wastes time but also has the risk of pinching fingers.

[0004] Part of the bolt dismounting wrench in the prior art is disclosed, wherein the utility model patent with patent number CN107498496A discloses a multifunctional wrench, including first shell, the side outer wall of first shell is welded with second shell, and the other side outer wall of first shell is welded with third shell, the side inner wall of first shell close to second shell is fixed with brushless motor by screw, … The bottom outer wall of first shell is welded with main handle, and the recess is formed in the outer wall of main handle close to work head, and the control button is fixed in the inner wall of recess by screw. Although the nut is dismounted by replacing the work head with electric drill, the working efficiency is increased, but there are still problems of inconvenient screw rod fixation, time-consuming dismounting and bolt rotating and slipping with nut when dismounting bolt.

[0005] Therefore, the inventor has made in-depth research on this demand, and thus the present case is produced. UTILITY MODEL CONTENT

[0006] To overcome the problems of inconvenient screw rod fixation, time-consuming dismounting and bolt rotating and slipping with nut when dismounting bolt in the prior art. The utility model provides

[0007] The utility model provides a kind of anti-skid bolt quick dismounting device, including threaded shaft and adjusting shaft, the threaded shaft is connected with the adjusting shaft by sleeve, the sleeve is integrally connected with the adjusting shaft, mobile seat is movably sheathed on the threaded shaft, fixed ring is fixedly connected to the free end of fixed rod, the end of the adjusting shaft away from the sleeve is fixedly provided with clamping piece by connecting rod, the fixed piece is arranged opposite parallel with the clamping piece, and the clamping piece is connected with the adjusting shaft vertically.

[0008] The fixed piece and the clamping piece for fixing are connected together by threaded shaft and adjusting shaft respectively using sleeve, and the fixed ring and the clamping piece are arranged on the same side of the adjusting shaft, the limiting nut or bolt at one end of the equipment is fixed by the clamping piece during bolt dismounting or mounting, the fixed ring is sheathed on the nut to be dismounted at the other end of the equipment, and the sleeve part of the drill head is abutted inside the fixed ring to dismount the bolt, the whole device is convenient to assemble, and the phenomenon of bolt slipping during bolt dismounting is avoided.

[0009] Further, the clamping piece includes an adjusting screw integrally connected with the end of the connecting rod, the free end of the adjusting screw is fixedly connected with a fixed jaw, and the adjusting screw is provided with a movable jaw through a moving block.

[0010] By the above technical solution, the clamping piece is provided with the adjustable fixed jaw and movable jaw, the movable jaw is moved on the adjusting screw by the movement of the moving block, so that the clamping piece is convenient to operate when clamping the limiting nut at the end of the bolt, and the clamping piece can also adapt to bolts or nuts of different sizes by the movement of the moving block.

[0011] Further, the moving block is provided with a first through hole in the radial direction, the adjusting screw passes through the first through hole, the second through hole is provided in the upper end face of the connecting block and is perpendicular to the first through hole, the second through hole penetrates the outer surface of the moving block and the first through hole, the movable jaw is fixedly connected to the lower end of the moving block, and the second through hole is provided with an adjusting piece for adjusting the relative position of the fixed jaw and the movable jaw.

[0012] Through the technical scheme, the first through hole is arranged on the moving block in the transverse direction to allow the moving block to be sleeved on the adjusting screw, a second through hole is arranged at the end opposite to the moving jaw, and an adjusting member matched with the adjusting screw is connected in the second through hole. The adjusting member is rotated to displace the moving block on the adjusting screw, so that the distance between the fixed jaw and the moving jaw is adjusted to clamp and fix the nut or the screw.

[0013] Further, the adjusting member comprises a threaded rod arranged in parallel with the adjusting screw, two ends of the threaded rod are rotationally connected with two ends of the second through hole, and threads on the threaded rod are engaged with threads on the adjusting screw.

[0014] Further, the opposite sides of the fixed jaw and the moving jaw are provided with sawtooth-shaped anti-skid lines.

[0015] Further, the fixed ring comprises a first ring and a second ring, the first ring is fixedly connected with the fixed rod, one end of the first ring and the second ring is connected through a hinge, and the other end is connected through a buckling screw, the first ring and the second ring away from the hinge both extend a fixed plate, and a fixed screw hole is arranged on the fixed plate and matched with the buckling screw.

[0016] Through the technical scheme, the fixed ring is arranged as an openable and closable ring, the connection of the electric drill and the nut can be adjusted according to the specific situation. Since the connection here actually belongs to mutual abutment, the ring is arranged as the first ring and the second ring which can be opened and closed, so as to facilitate the adjustment according to the size of the actual nut.

[0017] Further, the inner sides of the first ring and the second ring are provided with a detachable adjusting ring, and the adjusting ring is in contact with the first ring and the second ring.

[0018] Through the technical scheme, the adjusting ring is arranged on the inner sides of the first ring and the second ring, so as to avoid the situation that the nut is too small in diameter. The adjusting ring arranged on the inner side of the fixed ring can reduce the inner diameter of the fixed ring, so as to avoid the situation that the nut cannot be disassembled when the size of the nut is small.

[0019] Further, the inner side of the sleeve is a regular polygonal cavity, and the connecting prism is integrally arranged on one end of the adjusting shaft rod connected with the sleeve.

[0020] Further, the relative included angle between the fixed rod and the connecting rod around the threaded shaft rod and the adjusting shaft rod is less than 10°.

[0021] Further, the two sides of the moving seat are both provided with a limiting nut, and the limiting nut is in threaded connection with the threaded shaft rod.

[0022] Here, the limiting nut is arranged on both sides of the moving seat, which can prevent the moving seat from moving or loosening after positioning, so that the device is more stable, and the moving seat is prevented from sliding.

[0023] The beneficial effects of the technical scheme of the utility model are as follows:

[0024] (1) The sleeve is used to connect the fixed jaw and the moving jaw of the clamping part and the fixing ring through the threaded shaft and the adjusting shaft respectively, and the fixed jaw and the moving jaw are arranged on the same side, and when the bolts are disassembled or assembled, the limiting nut or the screw rod at one end of the equipment is fixed through the fixed jaw and the moving jaw, the sleeve part of the electric drill head is abutted on the inner side of the fixing ring for bolt disassembly, the whole device is convenient to assemble, the phenomenon of bolt slipping in the bolt disassembly process is avoided, and whether an electric wrench or a manual wrench is used, the flange bolt can be quickly disassembled and assembled.

[0025] (2) The connection of the clamping part and the fixing ring can be adjusted according to the site conditions, the opening size of the fixed jaw and the moving jaw can be freely adjusted according to the size of the bolt, the opening of the movable jaw is adjusted to clamp the limiting nut or the screw rod, and then the fixing ring is adjusted to the appropriate position according to the length of the bolt, and the nut on the fixing ring is fastened. The phenomenon that the flange bolt slips and rotates is avoided, the hands of the maintenance personnel are prevented from being squeezed, the waste of maintenance time caused by bolt slipping is prevented, and the safety hidden danger caused by violent disassembly to the equipment and personnel is avoided.

[0026] (3) The structure is simple, convenient to assemble and use, and has strong adaptability, the problem that different tools need to be matched in the bolt disassembly process is solved, and the working efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0027] In order to more clearly illustrate the technical scheme of the embodiments of the utility model, the following will briefly introduce the drawings needed to be used in the embodiments, and it should be understood that the following drawings only show some embodiments of the utility model, and should not be regarded as limiting the scope, and for those skilled in the art, other related drawings can be obtained without creative labor.

[0028] Fig. 1 It is a structure schematic view of the utility model quick dismounting device of anti-slip bolt;

[0029] Fig. 2 It is a structure schematic view of the utility model quick dismounting device of anti-slip bolt;

[0030] Fig. 3 It is a side view of the utility model quick dismounting device of anti-slip bolt;

[0031] In the figure, 1, threaded shaft; 2, adjusting shaft; 3, sleeve; 4, fixing piece; 5, moving seat; 6, fixed rod; 7, fixed ring; 8, connecting rod; 9, clamping piece; 10, adjusting screw; 11, fixed jaw; 12, moving block; 13, moving jaw; 14, first through hole; 15, second through hole; 16, threaded rod; 17, anti-skid pattern; 18, first ring; 19, second ring; 20, buckling screw; 21, adjusting ring; 22, connecting prism; 23, limiting nut. DETAILED DESCRIPTION

[0032] To make the purpose, technical scheme and advantages of the embodiments of the present application clearer, the technical scheme in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only some of the embodiments of the present application, rather than all the embodiments of the present application. Therefore, the following detailed description of the embodiments of the present application provided in the drawings is not intended to limit the scope of the claimed present application, but only represents selected embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative effort fall within the scope of the present application.

[0033] The embodiments adopt a sleeve to connect the fixing piece and the clamping piece for fixing together through the threaded shaft and the adjusting shaft, fix the limiting nut or the screw through the clamping piece, and set the fixed ring on the nut to be disassembled at the other end, and abut the electric drill sleeve part against the inner side of the ring to disassemble the nut, thereby avoiding the phenomenon of bolt slipping in the bolt disassembly process, and allowing the flange bolt to be quickly disassembled whether an electric wrench or a manual wrench is used. The specific embodiments are as follows.

[0034] As shown in Figs. 1-3 a bolt quick disassembly device preventing slipping, comprising a threaded shaft 1 and an adjusting shaft 2, the threaded shaft 1 and the adjusting shaft 2 are connected through a sleeve 3, the sleeve 3 is integrally connected with the adjusting shaft 2, a fixing piece 4 is movably sleeved on the threaded shaft 1, the fixing piece 4 comprises a moving seat 5 movably sleeved on the threaded shaft 1, a fixed rod 6 is installed on the moving seat 5, a free end of the fixed rod 6 is fixedly connected with a fixed ring 7, a clamping piece 9 is fixedly arranged on an end of the adjusting shaft 2 away from the sleeve 3 through a connecting rod 8, the fixing piece 4 and the clamping piece 9 are arranged in parallel relative to each other, and the clamping piece 9 is perpendicularly connected with the adjusting shaft 2.

[0035] Here, the sleeve 3 is used to connect the fixing part 4 and the clamping part 9 through the threaded shaft 1 and the adjusting shaft 2 respectively, and the fixing ring 7 and the clamping part 9 are arranged on the same side of the adjusting shaft 2. When the bolt is disassembled or assembled, the clamping part 9 is used to fix the limiting nut 23 or the bolt at one end of the device, the fixing ring 7 is sleeved on the nut to be disassembled at the other end of the device, and the sleeve 3 of the drill head is abutted on the inner side of the fixing ring 7 to disassemble the bolt. The device is convenient to assemble as a whole, and the phenomenon of bolt slipping during disassembly is avoided. Whether an electric wrench or a drill sleeve 3 is used, the flange bolt can be quickly disassembled or assembled.

[0036] As a preferred embodiment, the clamping part 9 comprises an adjusting screw 10 integrally connected with the end of the connecting rod 8. The free end of the adjusting screw 10 is fixedly connected with a fixed jaw 11. The adjusting screw 10 is provided with a moving jaw 13 through a moving block 12. The fixed jaw 11 and the moving jaw 13 are arranged on the same side. The adjusting screw 10 is threadedly connected with the moving seat 5.

[0037] Here, the clamping part 9 is provided with the adjustable fixed jaw 11 and the moving jaw 13. The moving block 12 drives the moving jaw 13 to move on the adjusting screw 10, so that the clamping part 9 is convenient to operate when clamping the limiting nut 23 at the end of the bolt. The moving block 12 can also be moved to adapt to different sizes of the screw or nut.

[0038] As a preferred embodiment, the moving block 12 is provided with a first through hole 14 in the radial direction. The adjusting screw 10 passes through the first through hole 14. The upper end surface of the connecting block is provided with a second through hole 15 perpendicular to the first through hole 14. The second through hole 15 penetrates the outer surface of the moving block 12 and the first through hole 14. The moving jaw 13 is fixedly connected to the lower end of the moving block 12. The second through hole 15 is provided with an adjusting part for adjusting the relative position of the fixed jaw 11 and the moving jaw 13.

[0039] Here, the first through hole 14 is transversely arranged on the moving block 12 to sleeve the moving block 12 on the adjusting screw 10. The second through hole 15 is arranged at the end opposite to the moving jaw 13. The adjusting part cooperated with the adjusting screw 10 is connected in the second through hole 15. The rotating of the adjusting part causes the displacement of the moving block 12 on the adjusting screw 10, so as to adjust the distance between the fixed jaw 11 and the moving jaw 13 to clamp and fix the nut or the screw.

[0040] As a preferred embodiment, the adjusting part comprises a threaded rod 16 arranged in parallel with the adjusting screw 10. The two ends of the threaded rod 16 are rotatably connected with the two ends of the second through hole 15. The threads on the threaded rod 16 are engaged with the threads on the adjusting screw 10.

[0041] Here, the adjusting screw thread matched with the adjusting screw rod 10 is arranged on the threaded rod 16, and the moving block 12 is moved on the adjusting screw rod 10 by rotating the threaded rod 16, so as to adjust the fixed jaw 11 and the moving jaw 13 to complete the fixing and taking of the clamping piece 9.

[0042] As a preferred embodiment, the opposite side of the fixed jaw 11 and the moving jaw 13 is provided with a sawtooth anti-skid pattern 17.

[0043] Here, the anti-skid pattern 17 is arranged on the side of the fixed jaw 11 and the moving jaw 13 in contact with each other, so that the fixed jaw 11 and the moving jaw 13 can be more firmly fixed on the bolt and the nut, and the loosening is avoided.

[0044] As a preferred embodiment, the fixed ring 7 includes a first ring 18 and a second ring 19, the first ring 18 is fixedly connected with the fixed rod 6, one end of the first ring 18 and the second ring 19 is connected through a hinge, and the other end is connected through a buckling screw rod 20, the first ring 18 and the second ring 19 away from the hinge are both extended with a fixed plate, and the fixed plate is provided with a fixed screw hole matched with the buckling screw rod 20.

[0045] Here, the fixed ring 7 is arranged as an openable and closable ring, which can adjust the connection of the electric drill and the nut according to the specific situation, and since the connection here actually belongs to mutual abutment, the ring is arranged as the first ring 18 and the second ring 19 which can be opened and closed, so as to facilitate the adjustment according to the actual size of the nut.

[0046] As a preferred embodiment, the inside of the first ring 18 and the second ring 19 is provided with a detachable adjusting ring 21, and the adjusting ring 21 is in contact with the first ring 18 and the second ring 19.

[0047] Here, the adjusting ring 21 is arranged on the inside of the first ring 18 and the second ring 19, so as to avoid the situation that the nut is too small in diameter, and the adjusting ring 21 arranged on the inside of the fixed ring 7 can reduce the inner diameter of the fixed ring 7, so as to avoid the situation that the nut is too small in size to be disassembled.

[0048] As a preferred embodiment, the cross section of the sleeve 3 is a regular polygonal cavity, and the connecting prism 22 is integrally arranged on one end of the adjusting shaft 2 connected with the sleeve 3, and the connecting prism 22 is matched with the cavity of the sleeve 3.

[0049] Here, the connection between the sleeve 3 and the adjusting shaft 2 is arranged as a clamping connection, which can facilitate the assembly, and the existing sleeve 3 connecting rod 8 can be used to extend the axial length of the threaded shaft 1 and the adjusting shaft 2 by sleeving the sleeve 3 and the connecting prism 22, so as to have better adaptability.

[0050] As a preferred embodiment, the relative angle between the fixed rod 6 and the connecting rod 8 and the adjusting shaft 2 is less than 10° around the threaded shaft 1.

[0051] Here, as Fig. 3 Since the adjusting screw 10 and the moving block 12 have a certain thickness, the fixed ring 7 and the clamping element 9 fixing bolts are not on the same axis, in order to avoid the nut, screw is clamped by the fixed not firm, so the fixed rod 6 and the connecting rod 8 are vertically arranged with an angle.

[0052] As a preferred embodiment, the two sides of the moving seat 5 are provided with a limiting nut 23, and the limiting nut 23 is threadedly connected with the threaded shaft 1.

[0053] Here, the limiting nut 23 is arranged on the two sides of the moving seat 5, which can prevent the moving seat 5 from moving or loosening after positioning, so that the device is more stable, and the moving seat 5 can be prevented from moving after slipping.

[0054] The above is only a preferred embodiment of the present application and is not used to limit the present application. For those skilled in the art, the present application can have various changes and variations. Any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. An anti-slip bolt quick release device, characterized in that, The device includes a threaded shaft (1) and an adjusting shaft (2). The threaded shaft (1) and the adjusting shaft (2) are connected by a sleeve (3). The sleeve (3) and the adjusting shaft (2) are integrally connected. A fixing member (4) is movably sleeved on the threaded shaft (1). The fixing member (4) includes a movable seat (5) movably sleeved on the threaded shaft (1). A fixing rod (6) is installed on the movable seat (5). A fixing ring (7) is fixedly connected to the free end of the fixing rod (6). A clamping member (9) is fixedly provided on the end of the adjusting shaft (2) away from the sleeve (3) through a connecting rod (8). The fixing member (4) and the clamping member (9) are arranged relatively parallel to each other. The clamping member (9) is perpendicularly connected to the adjusting shaft (2).

2. A quick release bolt anti-slip device according to claim 1, wherein, The clamping component (9) includes an adjusting screw (10) integrally connected to the end of the connecting rod (8). The free end of the adjusting screw (10) is fixedly connected to a fixed jaw (11). A movable jaw (13) is provided on the adjusting screw (10) via a movable block (12). The fixed jaw (11) and the movable jaw (13) are located on the same side. The adjusting screw (10) is threadedly connected to the movable seat (5).

3. A quick release anti-slip bolted fastening device according to claim 2, wherein, The movable block (12) has a first through hole (14) in the radial direction. The adjusting screw (10) passes through the first through hole (14). The upper end face of the connecting block has a second through hole (15) that is perpendicular to the first through hole (14). The second through hole (15) passes through the outer surface of the movable block (12) and the first through hole (14). The movable jaw (13) is fixedly connected to the lower end of the movable block (12). An adjusting member is provided in the second through hole (15) to adjust the relative position of the fixed jaw (11) and the movable jaw (13).

4. A quick release anti-slip bolted fastening device according to claim 3, wherein, The adjusting component includes a threaded rod (16) arranged parallel to the adjusting screw (10). The two ends of the threaded rod (16) are rotatably connected to the two ends of the second through hole (15). The threads on the threaded rod (16) mesh with the threads on the adjusting screw (10).

5. A quick release anti-slip bolted fastening device according to claim 2, wherein, The fixed jaw (11) and the movable jaw (13) are provided with serrated anti-slip texture (17) on the opposite side.

6. A quick release anti-slip bolted fastening device according to claim 1, wherein, The fixing ring (7) includes a first ring (18) and a second ring (19). The first ring (18) is fixedly connected to the fixing rod (6). One end of the first ring (18) and the second ring (19) are connected by a hinge, and the other end is connected by a fastening screw (20). The ends of the first ring (18) and the second ring (19) away from the hinge both extend out of a fixing plate. The fixing plate is provided with a fixing screw hole, which matches the fastening screw (20).

7. A quick release anti-slip bolted fastening device according to claim 6, wherein, A detachable adjustment ring (21) is provided on the inner side of the first ring (18) and the second ring (19), and the adjustment ring (21) is in contact with the first ring (18) and the second ring (19).

8. A quick release anti-slip bolted fastening device according to claim 1, wherein, The cross section of the sleeve (3) is a regular polygonal cavity, and the adjusting shaft (2) is integrally provided with a connecting prism (22) at one end connected with the sleeve (3), and the connecting prism (22) is matched with the cavity of the sleeve (3).

9. A quick release anti-slip bolted fastening device according to claim 1, wherein, The relative angle between the fixed rod (6) and the connecting rod (8) around the threaded shaft (1) and the adjusting shaft (2) is less than 10°.

10. A quick release anti-slip bolted fastening device according to claim 1, wherein, The movable seat (5) is provided with a limiting nut (23) on both sides, and the limiting nut (23) is in threaded connection with the threaded shaft (1).

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