CN211288412U - Paster bolt with self-locking function - Google Patents
Paster bolt with self-locking function Download PDFInfo
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- CN211288412U CN211288412U CN201921984399.6U CN201921984399U CN211288412U CN 211288412 U CN211288412 U CN 211288412U CN 201921984399 U CN201921984399 U CN 201921984399U CN 211288412 U CN211288412 U CN 211288412U
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- screw rod
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- locking function
- locking
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Abstract
The utility model discloses a take self-locking function's paster bolt, include the screw rod and fix the head of twisting soon on the screw rod top, screw rod thread bush is equipped with hexagon nut, and the activity cover is equipped with the lock sleeve on the screw rod, one side of screw rod is seted up the spout that top and bottom are the opening setting, and is equipped with the slider with lock sleeve lateral wall fixed connection in the spout, the elastic rubber pad of cover on the screw rod is placed at the top of lock sleeve and is established to the cover, hexagon nut's top is the annular and has seted up a plurality of draw-in grooves, and recess has been seted up to bottom one side of lock sleeve, and sliding sleeve. The utility model relates to a rationally, possess self-locking function for be convenient for carry out the auto-lock to hexagon nut after stabilizing the fastening product, prevent that it from rotatory not hard up coming off from the screw rod under long-term vibration environment, and be convenient for the auto-lock of removing of light fast when later stage maintenance, reach and can recycle, reduce the cost of scrapping, improve the practicality, be favorable to the use.
Description
Technical Field
The utility model relates to a paster bolt technical field especially relates to a take self-locking function's paster bolt.
Background
Generally known, a common patch bolt generally has no self-locking function, and in long-term vibration, due to vibration, nuts and bolts can be loosened relatively, so that the nuts or the bolts can fall off even after long-term use, and further serious potential safety hazards are generated, and the risk of falling off exists, and the authorization notice number CN206092661U discloses a bolt with a self-locking function, which comprises a bolt and a locking block, wherein the bolt comprises a screwing head, a screw rod and a nut; the screw rod is vertically arranged below the screwing head, and the side surface of the screw rod is provided with a locking groove; the locking block is provided with a through hole matched with the screw rod, and the inner wall of the through hole is provided with a convex edge matched with the locking groove; the inner wall of the through hole is also provided with an elastic layer; a blind hole is arranged below the locking block, and a locking pin is arranged in the blind hole; the locking pin is connected with the locking block through an elastic element, so that the locking pin can extend out of or retract into the blind hole; the lower end of the locking pin is of a hemispherical structure; the locking block is sleeved on the screw rod, and the convex edge of the locking block is positioned in the locking groove on the side surface of the screw rod and used for preventing the locking block from rotating; the nut is provided with a through hole corresponding to the locking pin; the locking block and the nut are both provided with alignment marks; the nut is sleeved on the screw rod and located below the locking block, and the locking pin on the locking block is located in the through hole in the nut.
Above-mentioned patent still has certain not enough, it has reached and to have enabled hexagon nut to possess self-locking function, but it can not relieve the auto-lock when dismantling, and it is difficult to dismantle when causing later stage product replacement maintenance, need cut, can not cyclic utilization, and its fitting pin can't guarantee hexagon nut and product clamping and can align with the locking groove when compressing tightly the cushion, can not satisfy the user demand, therefore we have proposed a paster bolt of taking self-locking function to be used for solving above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a paster bolt with a self-locking function.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a patch bolt with a self-locking function comprises a screw rod and a screwing head fixed at the top end of the screw rod, wherein a hexagonal nut is sleeved on the screw rod, a locking sleeve is movably sleeved on the screw rod, one side of the screw rod is provided with a sliding groove with the top and the bottom being provided with openings, a sliding block fixedly connected with the side wall of the locking sleeve is arranged in the sliding groove, an elastic rubber pad sleeved on the screw rod is placed at the top of the locking sleeve, the top of the hexagonal nut is annularly provided with a plurality of clamping grooves, one side of the bottom of the locking sleeve is provided with a groove, a clamping column is sleeved in the groove in a sliding manner, the bottom end of the clamping column extends into one of the clamping grooves and is nested with a ball, the same spring is fixedly connected between the top end of the clamping column and the inner wall of the top of the groove, one side of the clamping, and the rectangle is disclosed and is slipped the cover in the jack and is equipped with the rectangular block, and it has the connecting rod that the same slope set up to articulate between one side that the rectangular block is close to the screw rod and the top inner wall in rectangular hole.
Preferably, the inner wall of the bottom of the rectangular through jack is fixedly connected with a limiting block, and the limiting block is positioned on one side, close to the screw rod, of the rectangular block.
Preferably, the top of the elastic rubber pad is provided with a round hole, and the side wall of the round hole is not in contact with the outer side of the screw rod.
Preferably, the top of the hexagonal nut is in movable contact with the bottom of the locking sleeve.
Preferably, the front side and the rear side of the slider are in sliding contact with the front side inner wall and the rear side inner wall of the chute, respectively.
Preferably, the number of the clamping grooves is six to eight, and the six to eight clamping grooves are annularly arranged at the top of the hexagonal nut at equal intervals.
Compared with the prior art, the beneficial effects of the utility model are that:
through the screw rod, the hexagon nut, the locking sleeve, the sliding groove, the sliding block, the elastic rubber pad, the clamping groove, the clamping column, the spring, the rectangular hole, the rectangular poking jack, the rectangular block and the connecting rod matched with the limiting block, a thin rod-shaped object can be inserted into the rectangular poking jack to poke and press the rectangular block, so that the rectangular block slides to the right in the rectangular poking jack and drives the connecting rod to upwards extrude the inner wall of the top of the rectangular hole, under the extrusion force, the clamping column upwards compresses the spring and drives the ball upwards to separate from the clamping groove, at the moment, the hexagon nut can be reversely rotated to make the hexagonal nut actively and downwards rotate and move from the screw rod, the locking sleeve is moved downwards, the locking sleeve drives the sliding block to gradually move downwards from the sliding groove, a product to be fixed and a fixing piece are sleeved on the screw rod, then the locking sleeve is firstly sleeved on the screw rod, the locking sleeve drives the sliding block to, at the moment, a rectangular block is poked and pressed by a thin rod-shaped object, so that the clamping column is positioned in the groove, the hexagonal nut is rotated in the forward direction to be sleeved on the screw rod upwards and extrude the locking sleeve upwards, the locking sleeve drives the elastic rubber pad to extrude a product, the elastic rubber pad can partially contract under the extrusion force, the poking pressure is released, the spring in a compression state resets and drives the clamping column to automatically insert into one clamping groove aligned in the plurality of clamping grooves downwards, the clamping column cannot rotate because the screw rod stretches the locking sleeve through the sliding groove and the sliding block, the hexagonal nut cannot rotate because the clamping column cannot rotate, the hexagonal nut is prevented from rotating and loosening from the screw rod under the long-term vibration environment, the plurality of clamping grooves are arranged, the hexagonal nut can be moved upwards by more rotation on the screw rod, and the elastic rubber pad is driven to be extruded with the product more tightly, the stability of connection is improved.
The utility model relates to a rationally, possess self-locking function for be convenient for carry out the auto-lock to hexagon nut after stabilizing the fastening product, prevent that it from rotatory not hard up coming off from the screw rod under long-term vibration environment, and be convenient for the auto-lock of removing of light fast when later stage maintenance, reach and can recycle, reduce the cost of scrapping, improve the practicality, be favorable to the use.
Drawings
Fig. 1 is a perspective view of a patch bolt with a self-locking function provided by the present invention;
fig. 2 is a schematic cross-sectional structural view of a patch bolt with a self-locking function provided by the present invention;
fig. 3 is a schematic structural diagram of part a in fig. 2.
In the figure: 1 screw rod, 2 hexagon nuts, 3 lock sleeves, 4 spout, 5 sliders, 6 elastic rubber pads, 7 draw-in grooves, 8 grooves, 9 clamp posts, 10 springs, 11 rectangular holes, 12 rectangular poking jacks, 13 rectangular blocks, 14 connecting rods and 15 limiting blocks.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-3, a patch bolt with a self-locking function comprises a screw rod 1 and a screwing head fixed at the top end of the screw rod 1, a hexagonal nut 2 is sleeved on the screw rod 1 in a threaded manner, a locking sleeve 3 is movably sleeved on the screw rod 1, a sliding groove 4 with an opening at the top and the bottom is arranged at one side of the screw rod 1, a sliding block 5 fixedly connected with the side wall of the locking sleeve 3 is arranged in the sliding groove 4, an elastic rubber pad 6 sleeved on the screw rod 1 is placed at the top of the locking sleeve 3, a plurality of clamping grooves 7 are annularly arranged at the top of the hexagonal nut 2, a groove 8 is arranged at one side of the bottom of the locking sleeve 3, a clamping column 9 is sleeved in the groove 8 in a sliding manner, the bottom end of the clamping column 9 extends into one of the plurality of clamping grooves 7 and is nested with a ball, the same spring 10 is fixedly connected between the top, recess 8 has been seted up the rectangle on keeping away from screw rod 1's one side inner wall and has been disclosed jack 12, and the rectangle disclose jack 12 in the slip cap be equipped with rectangular block 13, rectangular block 13 is close to the one side of screw rod 1 and the articulated connecting rod 14 that has same slope to set up between the top inner wall of rectangular hole 11, the utility model relates to a rationally, possess auto-lock function for be convenient for carry out the auto-lock to hexagon nut 2 after stabilizing the fastening product, prevent that it from rotating not hard up coming off under long-term vibration environment from screw rod 1, and be convenient for when later stage maintenance light fast relieve the auto-lock, reach and can recycle, reduce the cost of scrapping, improve the practicality, be favorable to.
In the utility model, the inner wall of the bottom of the rectangular through hole 12 is fixedly connected with a limit block 15, the limit block 15 is positioned at one side of the rectangular block 13 close to the screw rod 1, the top of the elastic rubber cushion 6 is provided with a round hole, the side wall of the round hole is not contacted with the outer side of the screw rod 1, the top of the hexagon nut 2 is movably contacted with the bottom of the locking sleeve 3, the front side and the rear side of the slide block 5 are respectively in sliding contact with the inner wall of the front side and the inner wall of the rear side of the chute 4, the number of the clamping grooves 7 is six to eight, and the six to eight clamping grooves 7 are arranged at the top of the hexagon nut 2 at equal intervals in an annular shape, the utility model has reasonable design and self-locking function, thereby facilitating the self-locking of the hexagon nut 2 after the stable fastening product, preventing the hexagon nut from rotating and falling off from the screw rod 1 under the long-, the scrapping cost is reduced, the practicability is improved, and the use is facilitated.
The working principle is as follows: when the hexagonal nut 2 needs to be disassembled, a thin rod-shaped object can be inserted into the rectangular poking jack 12 to poke and press the rectangular block 13, so that the rectangular block 13 slides rightwards in the rectangular poking jack 12, the rectangular block 13 drives the connecting rod 14 to upwards extrude the inner wall of the top of the rectangular hole 11, under the extrusion force, the connecting rod 14 rotates and drives the clamping column 9 to upwards move through the inner wall of the top of the rectangular hole 11 arranged on the clamping column 9, the clamping column 9 drives the ball to upwards separate from the clamping groove 7 and compress the spring 10, at the moment, the clamping column 9 and the ball are completely accommodated in the groove 8, at the moment, the hexagonal nut 2 can be reversely rotated to be actively downwards rotated and moved from the screw rod 1, the locking sleeve 3 is moved downwards, and the locking sleeve 3 drives the sliding block 5 to gradually downwards move out from the sliding groove;
when fixing a product, sleeving the product to be fixed and a fixing piece on the screw rod 1, sleeving the locking sleeve 3 on the screw rod 1, driving the sliding block 5 to slide into the sliding groove 4 by the locking sleeve 3, moving the locking sleeve 3 to drive the elastic rubber pad 6 to upwards contact with the bottom of the product, poking and pressing the rectangular block 13 by using a thin rod-shaped object, so that the clamping column 9 is positioned in the groove 8, the hexagonal nut 2 is rotated forward to be sleeved on the screw rod 1 upwards, the hexagonal nut 2 gradually contacts with the bottom of the locking sleeve 3 along with the upward movement of the rotation and extrudes the locking sleeve upwards, the locking sleeve 3 drives the elastic rubber pad 6 to extrude the product, under the extrusion force, the elastic rubber pad 6 can partially contract, the poking pressure is released, and the spring 10 in the compressed state resets and drives the clamping column 9 to automatically insert downwards into one clamping groove 7 aligned with the clamping grooves 7;
if the clamping column 9 is not completely aligned with the clamping groove 7, the clamping column 9 can drive the ball to accumulate and press on the top of the hexagonal nut 2, the spring 10 is still in a compressed state, the hexagonal nut 2 is continuously rotated by force, under the action that the elastic rubber block 6 can partially retract, when the clamping column 9 is aligned with the nearest clamping groove 7, the spring 10 which is still in the compressed state is elastically reset to drive the clamping column 9 to automatically insert into the clamping groove 7 downwards, the locking sleeve 3 cannot rotate because the screw rod 1 is tightened by the sliding groove 4 and the sliding block 5, so that the clamping column 9 is limited from rotating, the hexagonal nut 2 cannot rotate because the clamping column 9 cannot rotate, the hexagonal nut 2 is prevented from rotating and loosening and falling off from the screw rod 1 under the long-term vibration environment, and the rectangular block 13 can be poked and pressed to drive the clamping column 9 to be separated from the clamping groove 7 during later maintenance to remove the limitation on the hexagonal nut 2, the purpose of recycling is achieved;
the setting of a plurality of draw-in grooves 7 can move the partly with hexagon nut 2 on screw rod 1 is rotatory more, reaches to drive elastic rubber cushion 6 tighter with the product extrusion, improves the steadiness of connecting, adopts to stretch into to disclose the phenomenon that can effectively avoid in the use and bump because of the mistake and cause and remove the auto-lock.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. A patch bolt with a self-locking function comprises a screw rod (1) and a screwing head fixed at the top end of the screw rod (1), wherein a hexagonal nut (2) is sleeved on a thread of the screw rod (1), a locking sleeve (3) is movably sleeved on the screw rod (1), and the patch bolt is characterized in that one side of the screw rod (1) is provided with a chute (4) with the top and the bottom being open, a sliding block (5) fixedly connected with the side wall of the locking sleeve (3) is arranged in the chute (4), an elastic rubber pad (6) sleeved on the screw rod (1) is placed at the top of the locking sleeve (3), the top of the hexagonal nut (2) is annular and provided with a plurality of clamping grooves (7), one side of the bottom of the locking sleeve (3) is provided with a groove (8), a clamping column (9) is sleeved in the groove (8), and the bottom end of the clamping column (9) extends to one clamping groove (7) of the plurality of, the same spring (10) of fixedly connected with between the top of card post (9) and the top inner wall of recess (8), rectangular hole (11) have been seted up to one side of card post (9), and recess (8) have been seted up the rectangle on keeping away from one side inner wall of screw rod (1) and have been disclosed jack (12), and the rectangle disclose jack (12) in slide bushing be equipped with rectangular block (13), articulated between one side that rectangular block (13) are close to screw rod (1) and the top inner wall of rectangular hole (11) have connecting rod (14) that same slope set up.
2. The patch bolt with the self-locking function according to claim 1, characterized in that a limiting block (15) is fixedly connected to the inner wall of the bottom of the rectangular barrel jack (12), and the limiting block (15) is located on one side of the rectangular block (13) close to the screw rod (1).
3. The patch bolt with the self-locking function according to claim 1, wherein a round hole is formed in the top of the elastic rubber pad (6), and the side wall of the round hole is not in contact with the outer side of the screw rod (1).
4. The patch bolt with the self-locking function according to claim 1, wherein the top of the hexagonal nut (2) is in movable contact with the bottom of the locking sleeve (3).
5. The patch bolt with the self-locking function according to claim 1, wherein the front side and the rear side of the sliding block (5) are in sliding contact with the front side inner wall and the rear side inner wall of the sliding groove (4), respectively.
6. The patch bolt with the self-locking function according to claim 1, wherein the number of the clamping grooves (7) is six to eight, and the six to eight clamping grooves (7) are annularly arranged on the top of the hexagonal nut (2) at equal intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921984399.6U CN211288412U (en) | 2019-11-18 | 2019-11-18 | Paster bolt with self-locking function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921984399.6U CN211288412U (en) | 2019-11-18 | 2019-11-18 | Paster bolt with self-locking function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211288412U true CN211288412U (en) | 2020-08-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921984399.6U Active CN211288412U (en) | 2019-11-18 | 2019-11-18 | Paster bolt with self-locking function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211288412U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112377504A (en) * | 2020-09-16 | 2021-02-19 | 襄阳达安汽车检测中心有限公司 | Screw convenient to assemble and disassemble |
| CN112431841A (en) * | 2020-10-28 | 2021-03-02 | 江阴市江扬标准紧固件制造有限公司 | Bolt with locking effect |
| CN113431838A (en) * | 2021-05-27 | 2021-09-24 | 杨庆 | Self-locking threaded fastener |
| CN114810785A (en) * | 2022-05-14 | 2022-07-29 | 福安奥展实业有限公司 | Nut with self-locking effect |
| CN114857152A (en) * | 2022-04-28 | 2022-08-05 | 合肥屹坤精工科技有限公司 | Nut structure for precise fastener of server equipment |
-
2019
- 2019-11-18 CN CN201921984399.6U patent/CN211288412U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112377504A (en) * | 2020-09-16 | 2021-02-19 | 襄阳达安汽车检测中心有限公司 | Screw convenient to assemble and disassemble |
| CN112431841A (en) * | 2020-10-28 | 2021-03-02 | 江阴市江扬标准紧固件制造有限公司 | Bolt with locking effect |
| CN113431838A (en) * | 2021-05-27 | 2021-09-24 | 杨庆 | Self-locking threaded fastener |
| CN114857152A (en) * | 2022-04-28 | 2022-08-05 | 合肥屹坤精工科技有限公司 | Nut structure for precise fastener of server equipment |
| CN114857152B (en) * | 2022-04-28 | 2024-04-02 | 合肥屹坤精工科技有限公司 | Be used for accurate fastener nut structure of server equipment |
| CN114810785A (en) * | 2022-05-14 | 2022-07-29 | 福安奥展实业有限公司 | Nut with self-locking effect |
| CN114810785B (en) * | 2022-05-14 | 2024-02-27 | 福安奥展实业有限公司 | Nut with self-locking effect |
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