CN209638196U - Facilitate the bolt of taking-up after a kind of stripped thread - Google Patents
Facilitate the bolt of taking-up after a kind of stripped thread Download PDFInfo
- Publication number
- CN209638196U CN209638196U CN201920138869.0U CN201920138869U CN209638196U CN 209638196 U CN209638196 U CN 209638196U CN 201920138869 U CN201920138869 U CN 201920138869U CN 209638196 U CN209638196 U CN 209638196U
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- China
- Prior art keywords
- bolt
- operating
- block
- taking
- offers
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- 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
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Abstract
The utility model discloses the bolts for facilitating taking-up after a kind of stripped thread, it is related to a kind of technical field of fastener, its drip irrigation device includes bolt head and bolt shank, the bolt shank offers screw thread, the bolt head offers interior hex slot far from bolt shank, the bolt shank is threaded with fixed block, and the fixed block offers fixing groove；When fixing groove bottom is abutted with the lower end of bolt head, the fixing groove inner surface is bonded with bolt head outer surface；The fixed block and bolt head are attached by positioning mechanism, and the utility model has the effect of facilitating taking-up after bolt stripped thread.
Description
Technical field
The utility model relates to a kind of technical fields of fastener, and more specifically it facilitates taking-up after being related to a kind of stripped thread
Bolt.
Background technique
Bolt is a kind of machine components, is usually used in the cylindrical threaded fastener of adapted nut.By head and screw rod
One kind fastener dimerous, need to cooperate with nut, for being fastenedly connected two parts for having through-hole.
Currently, stripped thread is in threaded connector, thread junction usually leads to spiral shell due to stress is excessive or other
Odontotripsis and be engaged thread can not, the case where threaded connection can not tighten, so that bolt can not take out out of screw hole, therefore
One kind is needed to can be convenient after bolt stripped thread, the bolt that bolt is taken out.
Utility model content
In view of the deficienciess of the prior art, the utility model lies in that facilitate the bolt of taking-up after providing a kind of stripped thread, tool
There is the effect for facilitating taking-up after bolt stripped thread.
To achieve the above object, the utility model provides following technical solution: facilitate the bolt of taking-up after a kind of stripped thread,
Including bolt head and bolt shank, the bolt shank offers screw thread, and the bolt head is offered far from bolt shank
Interior hex slot, the bolt shank are threaded with fixed block, and the fixed block offers fixing groove；When fixing groove bottom and spiral shell
When the lower end of bolt head abuts, the fixing groove inner surface is bonded with bolt head outer surface；The fixed block and bolt head
It is attached by positioning mechanism.
By using above-mentioned technical proposal, when being bolted object, since stress is excessive or other reasons cause spiral shell
Bolt stripped thread, so that bolt can not be produced out of threaded hole, driving fixed block rotation, so that bolt is detached from threaded hole far from screw hole,
Bolt is facilitated to take out；When there is not bolt stripped thread, fixed block is limited by positioning mechanism, prevents fixed block from rotating.
The utility model is further arranged to: the bolt head offers operating groove, and the positioning mechanism includes that cunning is set
In the operating block in operating groove and the spring being set in operating groove, the both ends of the spring is separate with operating block and operating groove respectively
One end of opening abuts, and the fixing groove inner surface offers the slot for operating block insertion.
By using above-mentioned technical proposal, it is embedded into slot by operating block, the rotation of fixed block can be limited.
The utility model is further arranged to: the operating groove inner surface offers the first limiting slot, outside the operating block
Surface is fixedly connected with the first limited block in the first limiting slot of insertion.
By using above-mentioned technical proposal, the moving distance of operating block is limited, having prevents operating block from skidding off operating groove
Effect.
The utility model is further arranged to: the operating block offers chamfering far from the side of slot one end.
By using above-mentioned technical proposal, when fixed block is connect with bolt head, fixed block and chamfering inclined-plane are contradicted, and are pushed away
In dynamic operating block embedding operation slot.
The utility model is further arranged to: the fixed block outer surface offers the handle hole of connection slot, the behaviour
Make to be slidably equipped with operating stick in hole；The operating stick can slide into fixing groove along the axis direction of handle hole.
By using above-mentioned technical proposal, drive operating stick operating block can be pushed to enter in operating groove, to drive again
Fixed block rotation.
The utility model is further arranged to: the second limiting slot, the operation rod outer surface are offered in the handle hole
The second limited block being fixedly connected in the second limiting slot of insertion.
By using above-mentioned technical proposal, the moving distance of operating stick is limited, operating stick is prevented to be detached from handle hole.
The utility model is further arranged to: the fixed block bottom is fixedly connected with rubber layer.
By using above-mentioned technical proposal, there is buffer function, while to be bolted more stable when two articles, have
Anti-loosing effect.
The utility model is further arranged to: the fixed block is hexagonal.
By using above-mentioned technical proposal, it can be convenient user by tool and rotate fixed block.
In conclusion the utility model has the following beneficial effects: can not turn out of threaded hole in bolt stripped thread rear bolt
When out, driving fixed block rotation realizes the separation of bolt and object so that bolt is detached from threaded hole far from screw hole；Do not going out
When existing bolt stripped thread, fixed block is limited by the cooperation of operating block and slot, prevents fixed block from rotating.
Detailed description of the invention
Fig. 1 is the present embodiment overall structure diagram；
Fig. 2 is the cross-sectional view that the present embodiment highlights positioning mechanism.
Appended drawing reference: 1, bolt head；12, interior hex slot；13, operating groove；14, the first limiting slot；2, bolt shank；
21, fixed block；22, fixing groove；23, slot；24, handle hole；241, the second limiting slot；25, operating stick；251, the second limit
Block；26, rubber layer；3, positioning mechanism；31, operating block；311, chamfering；312, the first limited block；32, spring.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
Present embodiment discloses the bolts for facilitating taking-up after a kind of stripped thread, as depicted in figs. 1 and 2, including bolt head 1 with
Bolt shank 2, bolt head 1 are fixedly connected with bolt shank 2, and bolt shank 2 offers screw thread, and bolt head 1 is far from bolt
Bar portion 2 offers interior hex slot 12.Bolt shank 2 is threaded with fixed block 21, and fixed block 21 offers fixing groove 22.It is fixed
Block 21 is in regular hexagon.When 22 bottom of fixing groove is abutted with the lower end of bolt head 1,22 inner surface of fixing groove and bolt head
The fitting of 1 outer surface.
As depicted in figs. 1 and 2, fixed block 21 is attached with bolt head 1 by positioning mechanism 3.Bolt head 1 opens up
There is operating groove 13, positioning mechanism 3 includes the operating block 31 being slidedly arranged in operating groove 13 and the spring 32 being set in operating groove 13,
32 both ends of spring are abutted with operating block 31 and operating groove 13 far from one end of opening respectively, and 22 inner surface of fixing groove is offered for behaviour
Make the slot 23 of the insertion of block 31.Operating block 31 offers chamfering 311 far from the side of 13 one end of operating groove.In fixed block 21 and spiral shell
When bolt head 1 connects, fixed block 21 and 311 inclined-plane of chamfering are contradicted, and are pushed in 31 embedding operation slot 13 of operating block, while spring 32
Deformation occurs.When operating block 31 is aligned with slot 23, spring 32, which resets, pushes operating block 31 to be embedded into slot 23, realizes solid
The connection for determining block 21 Yu screw head prevents the rotation of fixed block 21, and fixed block 21 is limited when bolt stripped thread does not occur.
As shown in Fig. 2, 13 inner surface of operating groove offers the first limiting slot 14,31 outer surface of operating block is fixedly connected with embedding
Enter the first limited block 312 in the first limiting slot 14.The moving distance of operating block 31 is limited, while preventing operating block 31 from skidding off behaviour
Make slot 13.
As depicted in figs. 1 and 2, determine the handle hole 24 that block outer surface offers connection slot 23, be slidably equipped in handle hole 24
Operating stick 25.The second limiting slot 241 is offered in handle hole 24,25 outer surface of operating stick is fixedly connected with the second limiting slot of insertion
The second limited block 251 in 241.It is moved, is operated towards operating groove 13 along 25 axis direction of operating stick by driving operating stick 25
Bar 25 pushes the disengaging slot 23 of operating block 31 to be embedded into operating groove 13.Then driving fixed block 21 is rotated.
As depicted in figs. 1 and 2,21 bottom of fixed block is fixedly connected with rubber layer 26, has when being bolted two articles
Buffer function, at the same to be bolted it is more stable when two articles, have anti-loosing effect.
Working principle: when being attached by bolt for two articles, bolt is because stress is excessive or other reasons cause
Bolt stripped thread so that operating stick 25 pushes operating block 31 to be embedded into operating groove 13, then is driven by applying pressure to operating stick 25
Dynamic fixed block 21 rotates, so that bolt is moved far from threaded hole, to take out bolt.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all practical at this
Within novel design concept, any modification, equivalent replacement, improvement and so on should be included in the protection of the utility model
Within the scope of.
Claims (8)
1. facilitating the bolt of taking-up after a kind of stripped thread, including bolt head (1) and bolt shank (2), the bolt shank (2) are opened
Equipped with screw thread, it is characterised in that: the bolt head (1) offers interior hex slot (12), the bolt far from bolt shank (2)
Bar portion (2) is threaded with fixed block (21), and the fixed block (21) offers fixing groove (22)；When fixing groove (22) bottom with
When the lower end of bolt head (1) abuts, fixing groove (22) inner surface is bonded with bolt head (1) outer surface；The fixation
Block (21) is attached with bolt head (1) by positioning mechanism (3).
2. facilitating the bolt of taking-up after a kind of stripped thread according to claim 1, it is characterised in that: the bolt head (1)
It offers operating groove (13), the positioning mechanism (3) includes the operating block (31) being slidedly arranged in operating groove (13) and is set to behaviour
Make the spring (32) in slot (13), spring (32) both ends are respectively with operating block (31) and operating groove (13) far from one to be open
End abuts, and fixing groove (22) inner surface offers the slot (23) for operating block (31) insertion.
3. facilitating the bolt of taking-up after a kind of stripped thread according to claim 2, it is characterised in that: in the operating groove (13)
Surface offers the first limiting slot (14), and operating block (31) outer surface is fixedly connected in insertion the first limiting slot (14)
First limited block (312).
4. facilitating the bolt of taking-up after a kind of stripped thread according to claim 2, it is characterised in that: the operating block (31) is remote
Side from slot one end offers chamfering (311).
5. facilitating the bolt of taking-up after a kind of stripped thread according to claim 3, it is characterised in that: the fixed block (21) is outside
Surface offers the handle hole (24) of connection slot (23), is slidably equipped with operating stick (25) in the handle hole (24)；The operation
Bar (25) can be slid into along the axis direction of handle hole (24) in fixing groove (22).
6. facilitating the bolt of taking-up after a kind of stripped thread according to claim 5, it is characterised in that: in the handle hole (24)
It offers the second limiting slot (241), operating stick (25) outer surface is fixedly connected with the in insertion the second limiting slot (241)
Two limited blocks (251).
7. facilitating the bolt of taking-up after a kind of stripped thread according to claim 1, it is characterised in that: fixed block (21) bottom
Portion is fixedly connected with rubber layer (26).
8. facilitating the bolt of taking-up after a kind of stripped thread according to claim 1, it is characterised in that: the fixed block (21) is in
Hexagon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920138869.0U CN209638196U (en) | 2019-01-26 | 2019-01-26 | Facilitate the bolt of taking-up after a kind of stripped thread |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920138869.0U CN209638196U (en) | 2019-01-26 | 2019-01-26 | Facilitate the bolt of taking-up after a kind of stripped thread |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209638196U true CN209638196U (en) | 2019-11-15 |
Family
ID=68479467
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920138869.0U Expired - Fee Related CN209638196U (en) | 2019-01-26 | 2019-01-26 | Facilitate the bolt of taking-up after a kind of stripped thread |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209638196U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111425507A (en) * | 2020-05-21 | 2020-07-17 | 济南实达紧固件有限公司 | Anti-loosening flange bolt |
| CN114458679A (en) * | 2022-01-24 | 2022-05-10 | 湖北恒易汽车紧固件有限公司 | Anti-drop bolt |
-
2019
- 2019-01-26 CN CN201920138869.0U patent/CN209638196U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111425507A (en) * | 2020-05-21 | 2020-07-17 | 济南实达紧固件有限公司 | Anti-loosening flange bolt |
| CN114458679A (en) * | 2022-01-24 | 2022-05-10 | 湖北恒易汽车紧固件有限公司 | Anti-drop bolt |
| CN114458679B (en) * | 2022-01-24 | 2024-04-02 | 湖北恒易汽车紧固件有限公司 | Anti-drop bolt |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191115 Termination date: 20220126 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |