CN204512139U - Automobile bolt - Google Patents
Automobile bolt Download PDFInfo
- Publication number
- CN204512139U CN204512139U CN201420836917.0U CN201420836917U CN204512139U CN 204512139 U CN204512139 U CN 204512139U CN 201420836917 U CN201420836917 U CN 201420836917U CN 204512139 U CN204512139 U CN 204512139U
- Authority
- CN
- China
- Prior art keywords
- groove
- bolt
- stud
- ball
- hexagon
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The utility model discloses a kind of automobile bolt, comprise bolt part, described bolt part top is hexagon, cylindrical body is provided with below described hexagon, described cylindrical bottom is provided with screw thread, the center of described hexagon lower surface is provided with stud, a ring groove is provided with between described stud outer surface and described cylindrical body and described hexagon, described stud bottom is provided with threaded area, the annulus pad overlapping and be put on described stud is laid in described ring groove, described annulus pad lower chain is connected to circular baffle plate, the inside of described circular baffle plate is provided with the groove for placing described ball, described cylindrical body bottom has been threaded connection annulus base, the bottom surface of described annulus base is provided with the groove for fixing described ball.The utility model to the elastic force of circular baffle plate, changes the position of ball by annulus pad, controls bolt to the active force between fastener, can effectively prevent from occurring between bolt and fastener loosening, and is applicable to extensively promoting.
Description
Technical field
The utility model relates to a kind of automobile bolt, is specifically related to a kind of automobile bolt preventing loosening.
Background technique
At present, the multiplex bolt of automobile and other field realizes the connection of two parts, most bolt is by head and screw rod (with an externally threaded cylindrical body) class fastening piece dimerous, need and nut screw connection, for being fastenedly connected two parts with through hole, this Connecting format claims bolt to connect, as nut is screwed off from bolt, can make again these two parts separately, therefore bolt connection belongs to removably connect, but in the process used, there will be the phenomenon of vibration due to automobile, so in order to prevent bolt because the problem loosened appears in the reason of vibration, all need when construction bolt extra to add a resilient pad on bolt, be used for withstanding bolt, increase the frictional force between bolt and fixture, prevent bolt from occurring the problem loosened, but the bolt of this structure, owing to also needing extra interpolation Upper gasket in the process of installing, bolt and pad volume smaller in, be easy to occur inconvenient problem is installed.
Now in the art, comparatively simply a kind of structure of the bolt loosened that prevents comprises head and screw rod, screw rod one end is fixedly connected with head, head is hexagon shape, head is coaxially provided with elastic ring towards screw rod one end one, elastic ring is perpendicular to the cross section undulate of head, and waveform starting point is connected with head, when construction bolt, rotation head, head will drive screw rod to rotate, screw rod will be screwed among nut, fixture is clamped, because head is coaxially provided with elastic ring towards screw rod one end one, at this moment elastic ring will be conflicted with fixture and is connected, head and fixture will apply the pressure that makes it be out of shape to elastic ring, because elastic ring is perpendicular to the cross section undulate of head, elastic ring will produce a certain amount of deformation, after installation, when both no longer having screwed in bolt, elastic ring will produce an effect resetted, firmly withstand head and fixture, head is subject to the thrust of a screw rod dorsad, screw rod also can be subject to this thrust, so the screw thread on screw rod will fit tightly with the screw thread on nut, considerably increase the frictional force of screw-thread fit between screw rod and nut, in the process of automobile vibration, screw is just not easy to loosen like this, but, due to the object contact that elastic ring comparatively main in this structure is direct and fastened, long-time meeting destroys the structure of elastic ring because of static friction to each other, there is certain potential safety hazard, be not suitable for extensive popularization.
Model utility content
The purpose of this utility model is just that providing a kind of to solve the problem prevents loosening and that stability is higher automobile bolt.
The utility model is achieved through the following technical solutions above-mentioned purpose:
A kind of automobile bolt, comprise bolt part, described bolt part top is hexagon, cylindrical body is provided with below described hexagon, described cylindrical bottom is provided with screw thread, the center of described hexagon lower surface is provided with stud, a ring groove is provided with between described stud outer surface and described cylindrical body and described hexagon, described stud bottom is provided with threaded area, the annulus pad overlapping and be put on described stud is laid in described ring groove, described annulus pad lower chain is connected to circular baffle plate, the inside of described circular baffle plate is provided with the groove for placing described ball, described cylindrical body bottom has been threaded connection annulus base, the bottom surface of described annulus base is provided with the groove for fixing described ball.
Particularly, the described groove being arranged on described circular baffle plate inside comprises four groups, the radius of described groove and the degree of depth are the radius of described ball, and the center of circle of described groove is positioned on identical graduation circle, in this structure, groove described in four groups can provide abundant described ball, and then enough pressure can be provided, prevent bolt from occurring loosening, the radius of described groove and the degree of depth are the radius of described ball in addition, described groove just can provide enough radial forces to described ball, prevents described ball from departing from described groove.
Particularly, the shape being arranged on the described groove of described annulus base end face is the shape that described ball is positioned at this position when for being squeezed, effectively can prevent described ball from loosening and make described ball be in stable state.
As preferably, described circular baffle plate, described annulus base and described ball are hard and the material of rub resistance is made, and prevents described parts from damaging because of rolling friction.
Particularly, the center of described annulus base is provided with a manhole, and the radius of described manhole is identical with the radius of stud, this structure can make described stud be mounted in described cup dolly, and described cup dolly provides a kind of lateral resistance can to described stud, prevent described cup dolly from occurring to loosening.
The beneficial effects of the utility model are:
The utility model passes through annulus pad to the elastic force of circular baffle plate, change the position of ball, control bolt to the active force between fastener, prevent from occurring between bolt and fastener loosening, the elastic force simultaneously produced due to annulus pad can control when making, coordinate required knowledge effectively can understand the scope occurring between control bolt and fastener loosening during use, be applicable to extensively promoting.
Accompanying drawing explanation
Fig. 1 is the main TV structure schematic diagram of automobile bolt described in the utility model;
Fig. 2 is the plan structure schematic diagram of automobile bolt described in the utility model;
Fig. 3 is the plan structure schematic diagram of circular baffle plate in automobile bolt described in the utility model;
Fig. 4 is the main TV structure schematic diagram of automobile bolt described in the utility model when fixing.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail:
As Figure 1-3, a kind of automobile bolt, comprise bolt part 1, bolt part 1 top is hexagon 11, cylindrical body 12 is provided with below hexagon 11, the bottom of cylindrical body 12 is provided with screw thread, the center of hexagon 11 lower surface is provided with stud 13, a ring groove is provided with between stud 13 outer surface and cylindrical body 12 and hexagon 11, stud 13 bottom is provided with threaded area 14, the annulus pad 2 overlapping and be put on stud 13 is laid in ring groove, annulus pad 2 lower chain is connected to circular baffle plate 3, the inside of circular baffle plate 3 is provided with the groove for placing ball 5, and the described groove being arranged on circular baffle plate 3 inside comprises four groups, the radius of groove and the degree of depth are the radius of ball 5, cylindrical body 12 bottom has been threaded connection annulus base 4, the bottom surface of annulus base 4 is provided with the groove for fixing ball 5, and the shape being arranged on the groove of annulus base end face 4 is ball 5 is positioned at this position shape when not being squeezed, the center of this outer toroid base 4 is provided with a manhole, and the radius of manhole is identical with the radius of stud 13, wherein circular baffle plate 3, annulus base 4 and ball 5 are hard and the material of rub resistance is made.
As shown in Figure 4, when deployed, spanner is used to be screwed in nut by the threaded area 14 of bolt, when ball 5 contacts fastener surface, continue to turn spanner, now ball 5 blocks inflexibly due to fastener, ball 5 just extrudes circular baffle plate 3, circular baffle plate 3 can continue extruding annulus pad 2 simultaneously, because the underpressure of annulus pad 2 is to offset this extruding force, can be compressed, at this moment the other end of annulus pad 2 can produce a power vertically upward to the hexagon 11 of bolt part, when the surface contact of the bottom surface of annulus base 4 and fastener, ball 5 can thoroughly be compressed into annulus base 4, now the extruding force of ball 5 pairs of fasteners and the Radial resistant force of nut to stud 13 act on simultaneously, prevent bolt looseness.
Above-described embodiment is preferred embodiment of the present utility model; it is not the restriction to technical solutions of the utility model; as long as without the technological scheme that creative work can realize on the basis of above-described embodiment, all should be considered as falling within the scope of the rights protection of the utility model patent.
Claims (5)
1. an automobile bolt, comprise bolt part, described bolt part top is hexagon, cylindrical body is provided with below described hexagon, described cylindrical bottom is provided with screw thread, the center of described hexagon lower surface is provided with stud, a ring groove is provided with between described stud outer surface and described cylindrical body and described hexagon, described stud bottom is provided with threaded area, it is characterized in that: in described ring groove, lay the annulus pad overlapping and be put on described stud, described annulus pad lower chain is connected to circular baffle plate, the inside of described circular baffle plate is provided with the groove for placing described ball, described cylindrical body bottom has been threaded connection annulus base, the bottom surface of described annulus base is provided with the groove for fixing described ball.
2. automobile bolt according to claim 1, is characterized in that: the described groove being arranged on described circular baffle plate inside comprises four groups, and the radius of described groove and the degree of depth are the radius of described ball, and the center of circle of described groove is positioned on identical graduation circle.
3. automobile bolt according to claim 1, is characterized in that: the shape being arranged on the described groove of described annulus base end face is the shape that described ball is positioned at this position when for being squeezed.
4. automobile bolt according to claim 1, is characterized in that: described circular baffle plate, described annulus base and described ball are hard and the material of rub resistance is made.
5. automobile bolt according to claim 1, is characterized in that: the center of described annulus base is provided with a manhole, and the radius of described manhole is identical with the radius of stud.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420836917.0U CN204512139U (en) | 2014-12-26 | 2014-12-26 | Automobile bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420836917.0U CN204512139U (en) | 2014-12-26 | 2014-12-26 | Automobile bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204512139U true CN204512139U (en) | 2015-07-29 |
Family
ID=53710121
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420836917.0U Expired - Fee Related CN204512139U (en) | 2014-12-26 | 2014-12-26 | Automobile bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204512139U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113847331A (en) * | 2021-09-22 | 2021-12-28 | 嘉兴圣龙五金科技股份有限公司 | Hexagonal flange face extrusion sealing bolt |
-
2014
- 2014-12-26 CN CN201420836917.0U patent/CN204512139U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113847331A (en) * | 2021-09-22 | 2021-12-28 | 嘉兴圣龙五金科技股份有限公司 | Hexagonal flange face extrusion sealing bolt |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150729 Termination date: 20151226 |
|
| EXPY | Termination of patent right or utility model |