CN214788504U - Anti-loosening hexagonal head bolt - Google Patents
Anti-loosening hexagonal head bolt Download PDFInfo
- Publication number
- CN214788504U CN214788504U CN202120097412.7U CN202120097412U CN214788504U CN 214788504 U CN214788504 U CN 214788504U CN 202120097412 U CN202120097412 U CN 202120097412U CN 214788504 U CN214788504 U CN 214788504U
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- head
- hexagonal
- hexagon
- damping spring
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Abstract
The utility model discloses a locking hexagon head bolt, including hexagon screw head and locking mechanism, the hexagon socket head has been seted up in the left side of hexagon screw head, and the inside in hexagon socket head is provided with the cross recess, the right side and the bolt columnar connection of hexagon screw head, and be provided with screw thread district and smooth district on the bolt column, smooth district sets up the left end in the screw thread district simultaneously, the spacing groove has been seted up on the right side of hexagon screw head, locking mechanism sets up the right side at hexagon screw head, the right side of connecting the ring is provided with damping spring and rubber block. This locking hexagon head bolt is provided with damping spring and block rubber, and damping spring and block rubber can deform when equipment takes place to vibrate to can effectively reduce the impact that the vibration caused hexagonal head bolt, and then can effectively prevent that hexagonal head bolt from taking place not hard up, be provided with wear-resisting packing ring simultaneously, wear-resisting packing ring can improve the wear-resisting degree of hexagonal head bolt to a certain extent, and then is convenient for prolong the life of hexagon head bolt.
Description
Technical Field
The utility model relates to a bolt technical field specifically is a locking hexagon head bolt.
Background
As the name implies, the hexagonal head bolt is a fastener with hexagonal external threads at the head of the bolt. Through mass search, the hexagonal head bolt in the prior art is found to be typical of a thread-slippage-preventing hexagonal head bolt such as the hexagonal head bolt disclosed in the publication number CN 203548490U. The bolt comprises a bolt head, a screw rod formed by extending downwards from the bottom surface of the bolt head and a thread screwing part formed on the outer edge of the screw rod; the bolt head is a hexagonal bolt head, and an inner hexagon is arranged in the bolt head, which is far away from the screw rod facing surface; an annular elastic sheet is fixed on a screw rod facing surface of the bolt head, the center of the annular elastic sheet bulges towards the screw rod direction, and the screw rod penetrates through the annular elastic sheet; and a guide polished rod is arranged at one end of the thread screwing part far away from the bolt head, and the size of the guide polished rod is smaller than the inner tolerance diameter of the external thread of the thread screwing part. The guide polished rod is characterized in that a section of guide polished rod with the diameter smaller than the diameter of the external thread of the bolt is designed at one end of the thread screwing part far away from the bolt head, and the guide polished rod is vertically guided before the bolt is meshed with the threaded hole, so that the vertical stress of the bolt is ensured, and the probability of thread slipping is reduced.
In conclusion, most of the existing hexagon head bolts are simple in structure and do not have the function of looseness prevention, so that the hexagon head bolts are prone to loosening due to vibration of machined parts, and the existing equipment needs to be improved aiming at the problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a locking hex head bolt to solve the most simple structure of current hex head bolt that proposes in the above-mentioned background art and do not possess the function of locking not hard up, thereby lead to the hex head bolt to take place not hard up problem because of the machined part vibration easily.
In order to achieve the above object, the utility model provides a following technical scheme: an anti-loosening hexagon head bolt comprises a hexagon head and an anti-loosening mechanism,
the hexagonal bolt comprises a hexagonal bolt head, a threaded area and a smooth area, wherein an inner hexagonal groove is formed in the left side of the hexagonal bolt head, a cross groove is formed in the inner part of the inner hexagonal groove, the right side of the hexagonal bolt head is connected with a bolt column, the bolt column is provided with the threaded area and the smooth area, the smooth area is arranged at the left end of the threaded area, a limiting groove is formed in the right side of the hexagonal bolt head, and the limiting groove is formed in the outer side of the bolt column;
locking mechanism, locking mechanism sets up on the right side of hexagonal spiral shell head, and locking mechanism is provided with the stopper including connecting ring, stopper, damping spring, block rubber and wear-resisting packing ring, the left side of connecting the ring simultaneously, the right side of connecting the ring is provided with damping spring and block rubber, and damping spring and block rubber keep away from the one end of connecting the ring and be connected with wear-resisting packing ring.
Preferably, the right end of the bolt column is provided with a straight groove.
Preferably, the anti-loosening mechanism is correspondingly arranged on the outer side of the smooth area.
Preferably, the limiting block is connected with the limiting groove in a clamping mode.
Preferably, the damping springs are distributed at equal intervals between the connecting ring and the wear-resistant washer.
Preferably, a spring shaft is disposed inside the damper spring.
Compared with the prior art, the beneficial effects of the utility model are that: the anti-loosening hexagonal head bolt is provided with a bolt hole,
(1) the hexagonal head bolt is provided with the damping spring and the rubber block, the damping spring and the rubber block can deform when equipment vibrates, so that impact of vibration on the hexagonal head bolt can be effectively reduced, the hexagonal head bolt can be effectively prevented from loosening, and meanwhile, the wear-resistant gasket is arranged, so that the wear-resistant degree of the hexagonal head bolt can be improved to a certain degree, and the service life of the hexagonal head bolt can be prolonged conveniently;
(2) be provided with interior hexagonal groove and cross recess, when the hexagonal wearing and tearing in the hexagonal spiral head outside were seriously unable to dismantle, the usable interior hexagonal groove of staff and cross recess were dismantled hexagon head bolt from equipment, were provided with the word groove simultaneously, and the staff also can utilize the word groove to dismantle hexagon head bolt from equipment to be convenient for enrich the dismantlement and the mounting means of hexagon head bolt, and then be convenient for optimize its structure.
Drawings
FIG. 1 is a schematic view of the cross-sectional structure of the present invention;
FIG. 2 is a schematic view of the structure of the present invention;
FIG. 3 is a left side view of the structure of the present invention;
fig. 4 is a schematic view of the structure of the right side of the present invention.
In the figure: 1. hexagonal head, 2, internal hexagonal groove, 3, cross groove, 4, bolt column, 5, threaded area, 6, limiting groove, 7, locking mechanism, 701, connecting ring, 702, limiting block, 703, damping spring, 704, rubber block, 705, wear-resistant washer, 8, smooth area, 9, straight groove.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a locking hexagon head bolt, as shown in fig. 1, fig. 3 and fig. 4, hexagonal groove 2 in having seted up in the left side of hexagon screw head 1, and the inside of hexagonal groove 2 in is provided with cross recess 3, the right side of hexagon screw head 1 is connected with bolt post 4, and be provided with threaded area 5 and smooth district 8 on the bolt post 4, smooth district 8 sets up the left end at threaded area 5 simultaneously, straight line groove 9 has been seted up to the right-hand member of bolt post 4, staff's accessible straight line groove 9 is dismantled hexagon head bolt from equipment, thereby be convenient for enrich hexagon head bolt's dismantlement mode, spacing groove 6 has been seted up on hexagon screw head 1's right side, and spacing groove 6 sets up the outside at bolt post 4.
As shown in fig. 1 and fig. 2, the anti-loosening mechanism 7 is disposed on the right side of the hexagonal screw head 1, the anti-loosening mechanism 7 is correspondingly disposed on the outer side of the smooth region 8, so that the anti-loosening mechanism 7 can be in contact with a workpiece on the outer side of the threaded region 5, the anti-loosening mechanism 7 comprises a connecting ring 701, a limiting block 702, a damping spring 703, a rubber block 704 and a wear-resistant washer 705, the limiting block 702 is disposed on the left side of the connecting ring 701, the limiting block 702 is in snap-fit connection with the limiting groove 6, when the anti-loosening mechanism 7 needs to be cleaned or replaced, a worker can manually pull out the limiting block 702 from the limiting groove 6, so as to clean or replace the anti-loosening mechanism, the disassembly process is simple, the damping spring 703 and the rubber block 704 are disposed on the right side of the connecting ring 701, and ends of the damping spring 703 and the rubber block 704, which are far away from the connecting ring 701, are connected with the wear-resistant washer 705, the damping springs 703 are equidistantly distributed between the connecting ring 701 and the wear-resistant washer 705, damping spring 703 can extend and contract along with the vibration when the work piece vibrates to can effectively reduce the impact and the damage that the vibration caused the hexagon head bolt, damping spring 703's inside is provided with the spring axle, and the spring axle is convenient for prevent that damping spring 703 from taking place the displacement at the in-process of deformation.
The working principle is as follows: when the anti-loose hexagon head bolt is used, firstly, the limiting block 702 is clamped in the limiting groove 6, then the bolt column 4 is inserted into a threaded hole on a workpiece, then the bolt column 4 is screwed into the threaded hole by using a wrench or other auxiliary tools, then the nut is in threaded connection with the threaded area 5 of the bolt column 4, so that the workpiece can be fixed between the nut and the wear-resistant gasket 705, the wear-resistant gasket 705 is convenient for preventing the clamped workpiece from wearing the hexagon head 1, the damping spring 703 and the rubber block 704 can be subjected to telescopic deformation when the workpiece vibrates, so that the vibration and impact of the vibration on the hexagon head bolt can be effectively reduced, the workpiece can be effectively prevented from loosening or accidentally falling off, and all work is finished.
The terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for ease of description, but are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the scope of the invention.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides a locking hexagon head bolt, includes hexagonal spiral shell head (1) and locking mechanism (7), its characterized in that:
the hexagonal bolt head comprises a hexagonal bolt head (1), wherein an inner hexagonal groove (2) is formed in the left side of the hexagonal bolt head (1), a cross groove (3) is formed in the inner hexagonal groove (2), the right side of the hexagonal bolt head (1) is connected with a bolt column (4), a threaded area (5) and a smooth area (8) are arranged on the bolt column (4), the smooth area (8) is arranged at the left end of the threaded area (5), a limiting groove (6) is formed in the right side of the hexagonal bolt head (1), and the limiting groove (6) is formed in the outer side of the bolt column (4);
locking mechanism (7), locking mechanism (7) set up on the right side of hexagonal spiral head (1), and locking mechanism (7) are provided with stopper (702) including connecting ring (701), stopper (702), damping spring (703), block rubber (704) and wear-resisting packing ring (705), the left side of connecting ring (701) simultaneously, the right side of connecting ring (701) is provided with damping spring (703) and block rubber (704), and damping spring (703) and block rubber (704) keep away from the one end of connecting ring (701) and be connected with wear-resisting packing ring (705).
2. The anti-loosening hexagon head bolt according to claim 1, characterized in that: the right end of the bolt column (4) is provided with a straight groove (9).
3. The anti-loosening hexagon head bolt according to claim 1, characterized in that: the anti-loosening mechanism (7) is correspondingly arranged on the outer side of the smooth area (8).
4. The anti-loosening hexagon head bolt according to claim 1, characterized in that: the limiting block (702) is connected with the limiting groove (6) in a clamping manner.
5. The anti-loosening hexagon head bolt according to claim 1, characterized in that: the damping springs (703) are distributed between the connecting ring (701) and the wear-resistant washer (705) at equal intervals.
6. The anti-loosening hexagon head bolt according to claim 1, characterized in that: and a spring shaft is arranged in the damping spring (703).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120097412.7U CN214788504U (en) | 2021-01-14 | 2021-01-14 | Anti-loosening hexagonal head bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120097412.7U CN214788504U (en) | 2021-01-14 | 2021-01-14 | Anti-loosening hexagonal head bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214788504U true CN214788504U (en) | 2021-11-19 |
Family
ID=78747328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120097412.7U Active CN214788504U (en) | 2021-01-14 | 2021-01-14 | Anti-loosening hexagonal head bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214788504U (en) |
-
2021
- 2021-01-14 CN CN202120097412.7U patent/CN214788504U/en active Active
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