CN206988271U - A kind of Anti-off bolt - Google Patents
A kind of Anti-off bolt Download PDFInfo
- Publication number
- CN206988271U CN206988271U CN201720767190.9U CN201720767190U CN206988271U CN 206988271 U CN206988271 U CN 206988271U CN 201720767190 U CN201720767190 U CN 201720767190U CN 206988271 U CN206988271 U CN 206988271U
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- CN
- China
- Prior art keywords
- fixed column
- bolt
- fixing hole
- screw rod
- limited post
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Abstract
Component of machine is the utility model is related to, more particularly to a kind of bolt.Include bolt body, described bolt body include nut and with the integrally formed screw rod of nut, also include the swivel nut coordinated with screw flight, the bottom of described screw rod is provided with a fixed column, and the escapement for preventing bolt falling is provided between the fixed column and swivel nut.Described escapement includes fixing hole, spacing hole and limited post, described fixing hole is provided with swivel nut bottom and fixed column can be inserted in fixing hole, described spacing hole is provided with the side wall of fixing hole and turned on fixing hole, described limited post is located at the side of fixed column, and described fixed column is provided with the spring mechanism that can promote limited post insertion spacing hole or skid off spacing hole.The utility model provides a kind of Anti-off bolt, and no matter how two parts shake, and bolt can solve the problems, such as that background technology is proposed all without coming off.
Description
Technical field
Component of machine is the utility model is related to, more particularly to a kind of bolt.
Background technology
Bolt is machine components, is mainly used in the connection and fastening of two parts, or attaching nut uses.
Bolt includes bolt head and is provided with external screw thread with the integrally formed screw rod of bolt head, the outer surface of screw rod, is consolidated
Set on fixed part and have female screwed hole, screw thread cooperation is carried out by screw rod and screwed hole during connection, reaches fixed
Purpose, be widely used in people's various fields of recent life, and fixation, but this structure is directed to some movable parts, portion
Part can produce vibrations, get off for a long time, and screw rod, which can engender, to be released, if it is not anxious when screw rod is tightened into fixation again, connection
Part can come off, and bring certain influence to people's life, for some automobile components etc., have certain danger, therefore,
Screw rod no matter how is shaken in connection all without coming off is the main research direction of the utility model.
Utility model content
In order to overcome the shortcomings of background technology, the utility model provides a kind of Anti-off bolt, no matter two parts how
Vibrations, bolt can solve the problems, such as that background technology is proposed all without coming off.
Technical scheme is used by the utility model：A kind of Anti-off bolt, include bolt body, described bolt sheet
Body include nut and with the integrally formed screw rod of nut, also include with screw flight coordinate swivel nut, described screw rod
Bottom is provided with a fixed column, and the escapement for preventing bolt falling is provided between the fixed column and swivel nut.
Using above-mentioned technical proposal, will will be fixed first by way of welding or being molded on connected component, then spiral shell
Bolt is with being threadedly coupled, because screw rod bottom is provided with fixed column, and fixed column and between be provided with escapement, therefore, no matter
How part shakes, and escapement can all promote fixed column and fixation, due to being welded or being moulded on connected part, because
This, screw rod will not fall off, and ensure that the fastness of part, and compared to more traditional bolt connection, structure of the present utility model is more
Firmly.
The utility model is further arranged to, and described escapement includes fixing hole, spacing hole and limited post, described
Fixing hole be provided with swivel nut bottom and fixed column and can be inserted in fixing hole, described spacing hole be provided with the side wall of fixing hole and with
Fixing hole turns on, and described limited post is located at the side of fixed column, and described fixed column, which is provided with, can promote limited post insertion limit
Position hole or the spring mechanism for skidding off spacing hole.
Using above-mentioned technical proposal, when the bottom of screw rod rotation, in the fixing hole that fixed column is inserted into, spring mechanism promotees
Limited post is set to be inserted into spacing hole, such spacing hole has blocked limited post, no matter how to shake, and limited post all can not be from spacing
Skidded off in hole, it is such a simple and practical.
The utility model is further arranged to：Described spring mechanism includes spring and contradicts piece, the fixed column
Side be provided with the cavity with opening, be respectively equipped with chute in the cavity wall of at the top of cavity and bottom, the two of described conflict piece
End is respectively placed in chute and can be in along slide, described spring in cavity, and one end is connected with contradicting piece, and the other end supports
The cavity wall corresponding with opening is touched, described limited post one end is in cavity and is connected with contradicting piece, and the other end can pass through opening
Outside cavity.
Using above-mentioned technical proposal, because there is provided spring, for fixed column when inserting to fixing hole, limited post is by fixing hole
Cavity wall is contradicted, and limited post is exerted oneself towards piece is contradicted, and the both ends for contradicting piece are slided in chute towards spring direction, by spring pressure
Contracting, when fixed column is inserted into bottom, and limited post is directed at spacing hole, spring release elastic force promotes to contradict piece towards limited post direction cunning
It is dynamic, promote limited post to skid off opening in spacing hole, realize it is spacing, so after setting, whatsoever in the case of, bolt is not
It can come off, ensure the fastness of bolt.
The utility model is further arranged to：Described fixed column is cylinder, and the diameter of fixed column is less than screw rod
Diameter and fixed column is integrally formed with screw rod.
Above-mentioned technical proposal is used, in this way, fixed column is integrally formed with screw rod, ensure that the jail of fixed column and screw rod
Gu.
The utility model embodiment is described further below in conjunction with the accompanying drawings.
Brief description of the drawings
Fig. 1 is the entirety sectional view of the embodiment one of the utility model embodiment；
Fig. 2 is the entirety sectional view of the embodiment two of the utility model embodiment；
Fig. 3 is the I portions enlarged drawing of Fig. 1 in the utility model embodiment.
Embodiment
Embodiment one：
Refering to accompanying drawing 1, the utility model provides a kind of Anti-off bolt, includes bolt body 1, described bolt body 1
Include nut 11 and screw rod integrally formed with nut 11 12, also include the swivel nut 2 coordinated with the screw thread of screw rod 12, it is described
The bottom of screw rod 12 is provided with a fixed column 3, and the escapement 4 for preventing bolt falling is provided between the fixed column 3 and swivel nut 2,
In such scheme, swivel nut 2 will be fixed on connected component by way of welding or being molded first, then bolt and swivel nut
2 threaded connections, because the bottom of screw rod 12 is provided with fixed column 3, and fixed column 3 and between be provided with escapement 4, therefore, nothing
How to be shaken by part, escapement 4 can all promote fixed column 3 with fixed, due to being to be welded or be moulded in connected part
On, therefore, screw rod 12 will not fall off, and ensure that the fastness of part, compared to more traditional bolt connection, knot of the present utility model
Structure is more firm.
In the utility model embodiment, described escapement 4 includes fixing hole 41, spacing hole 42 and limited post
43, described fixing hole 41 is provided with the bottom of swivel nut 2 and fixed column 3 can be inserted in fixing hole 41, and described spacing hole 42 is provided with
The side wall of fixing hole 41 simultaneously turns on fixing hole 41, and described limited post 43 is located at the side of fixed column 3, described fixed column 3
Being provided with can promote limited post 43 to insert spacing hole 42 or skid off the spring mechanism 5 of spacing hole 42, in such scheme, work as screw rod
During the bottom of 12 rotations, in the fixing hole 41 that fixed column 3 is inserted into, spring mechanism 5 promotes limited post 43 to be inserted into spacing hole 42
Interior, such spacing hole 42 has blocked limited post 43, no matter how to shake, and limited post 43 can not all skid off out of spacing hole 42, this
Kind is simple and practical.
In the utility model embodiment, described spring mechanism 5 includes spring 51 and contradicts piece 52, the fixed column
3 side is provided with the cavity 32 with opening 31, is respectively equipped with chute 33 in the cavity wall of the top of cavity 32 and bottom, described supports
The both ends of contact 52 are respectively placed in chute 33 and can slided along chute 33, and described spring 51 be in cavity 32, one end and
Piece 52 is contradicted to connect, the other end contradicts the cavity wall corresponding with opening 31, described one end of limited post 43 be in cavity 32 it is interior and
Piece 52 is contradicted to connect, the other end can be in outside cavity 32 by opening 31, in such scheme, due to there is provided spring 51, Gu
When inserting to fixing hole 41, limited post 43 is contradicted fixed column 3 by the cavity wall of fixing hole 41, and limited post 43 is exerted oneself towards piece 52 is contradicted,
The both ends for contradicting piece 52 are slided towards the direction of spring 51 in the chute 33, and spring 51 is compressed, spacing when fixed column 3 is inserted into bottom
When post 43 is directed at spacing hole 42, spring 51 discharges elastic force and promotes to contradict piece 52 towards the slip of the direction of limited post 43, promotes limited post
43 skid off opening 31 in the spacing hole 42, realize it is spacing, so after setting, whatsoever in the case of, bolt all without coming off,
Ensure the fastness of bolt.
In the utility model embodiment, described fixed column 3 is cylinder, and the diameter of fixed column 3 is less than screw rod 12
Diameter and fixed column 3 is integrally formed with screw rod 12, in such scheme, in this way, fixed column 3 is integrally formed with screw rod 12,
It ensure that the firm of fixed column 3 and screw rod 12.
Escapement and spring mechanism are two groups, are respectively arranged on the transverse ends of fixed column.
Embodiment two：
Embodiment one is practically applicable to two non-disconnectable connections of part and connects structure, is needed if damage occur in two parts by spiral shell
Bolt dismounting is repaired, then refering to accompanying drawing 2, concrete structure is as follows：A kind of Anti-off bolt, include nut 11 and with nut 11 1
Body formed screw rod 12, also include the swivel nut 2 coordinated with the screw thread of screw rod 12, a perforation 6 be provided with nut 11 and screw rod 12,
An inserting column 7 is provided with perforation 6, the inserting column 7 is integrally formed with fixed column 3, and inserting column 7 is on the end face of nut 11 and set
There is a bracelet 71 being hinged with inserting column 7, escapement 4, the escapement of embodiment two are provided between fixed column 3 and swivel nut
As embodiment one, the difference of embodiment two and embodiment one is, when needing demounting bolt, nut 11 in screw rod 12 with setting
There is an inserting column 7, inserting column 7 is provided with bracelet 71, during dismounting, can pull the ring of hand 71, inserting column 7 drives fixed column 3 upward
Lift, at this moment limited post 43 is exerted oneself towards the direction of spring 51, promotes spring 51 to bounce back, and limited post 43 leaves spacing hole 42 and is retracted into
In cavity 32, can screws out bolt here, realizes the dismounting of bolt.
Every technical staff's notice：Although the utility model describes according to above-mentioned embodiment, this
The utility model thought of utility model is not limited to that utility model, any repacking with the utility model thought, all will
Include in this patent scope of patent protection.
Claims (4)
1. a kind of Anti-off bolt, includes bolt body, it is characterised in that：Described bolt body includes nut and and nut
Integrally formed screw rod, also include the swivel nut coordinated with screw flight, the bottom of described screw rod is provided with a fixed column, should
Being provided between fixed column and swivel nut prevents the escapement of bolt falling.
A kind of 2. Anti-off bolt according to claim 1, it is characterised in that：Described escapement include fixing hole,
Spacing hole and limited post, described fixing hole can be inserted in fixing hole located at swivel nut bottom and fixed column, described spacing hole
Side wall provided with fixing hole simultaneously turns on fixing hole, and described limited post is located at the side of fixed column, is set in described fixed column
There is the spring mechanism that can promote limited post insertion spacing hole or skid off spacing hole.
A kind of 3. Anti-off bolt according to claim 2, it is characterised in that：Described spring mechanism includes spring and supported
Contact, the side of the fixed column are provided with the cavity with opening, are respectively equipped with chute at the top of cavity and in the cavity wall of bottom, institute
The both ends for the conflict piece stated are respectively placed in chute and can be in along slide, described spring in cavity, and one end is with contradicting
Piece connects, and the other end contradicts the cavity wall corresponding with opening, and described limited post one end is in cavity and is connected with contradicting piece, separately
One end can be in outside cavity by opening.
4. according to a kind of Anti-off bolt described in claim 1 or 2 or 3, it is characterised in that：Described fixed column is cylinder,
The diameter of fixed column is less than the diameter of screw rod and fixed column is integrally formed with screw rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720767190.9U CN206988271U (en) | 2017-06-27 | 2017-06-27 | A kind of Anti-off bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720767190.9U CN206988271U (en) | 2017-06-27 | 2017-06-27 | A kind of Anti-off bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206988271U true CN206988271U (en) | 2018-02-09 |
Family
ID=61399104
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720767190.9U Active CN206988271U (en) | 2017-06-27 | 2017-06-27 | A kind of Anti-off bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206988271U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108684135A (en) * | 2018-05-18 | 2018-10-19 | 郑州云海信息技术有限公司 | A kind of circuit crab bolt bracing means |
| CN115854698A (en) * | 2023-01-13 | 2023-03-28 | 河北橡一医药科技股份有限公司 | Medical bottle stopper drying equipment |
-
2017
- 2017-06-27 CN CN201720767190.9U patent/CN206988271U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108684135A (en) * | 2018-05-18 | 2018-10-19 | 郑州云海信息技术有限公司 | A kind of circuit crab bolt bracing means |
| CN108684135B (en) * | 2018-05-18 | 2020-02-07 | 郑州云海信息技术有限公司 | Circuit board nut reinforcing apparatus |
| CN115854698A (en) * | 2023-01-13 | 2023-03-28 | 河北橡一医药科技股份有限公司 | Medical bottle stopper drying equipment |
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| GR01 | Patent grant |