CN210087795U - High-strength bolt - Google Patents
High-strength bolt Download PDFInfo
- Publication number
- CN210087795U CN210087795U CN201920885017.8U CN201920885017U CN210087795U CN 210087795 U CN210087795 U CN 210087795U CN 201920885017 U CN201920885017 U CN 201920885017U CN 210087795 U CN210087795 U CN 210087795U
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- China
- Prior art keywords
- screw rod
- nut
- bolt
- gasket
- bolt head
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- Expired - Fee Related
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- 230000000149 penetrating effect Effects 0.000 claims description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 3
- 230000002265 prevention Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
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Abstract
The utility model belongs to the technical field of the fastener technique and specifically relates to a bolt of high strength, including screw rod and bolt head, the bolt head is fixed to be set up in screw rod one end, screw rod outside through connection has the connecting piece, bolt head one side is provided with tightening mechanism, bolt head one end threaded connection has the nut is kept away from to the screw rod, the screw rod outside is close to nut one side cover and is equipped with first gasket, nut one side threaded connection has the nut is kept away from in the screw rod outside, the screw rod outside is close to nut one side cover and is equipped with the second gasket, and first gasket and second gasket are located the connecting piece both sides respectively, be provided with locking mechanism between bolt head and the nut, locking mechanism establishes sleeve pipe and the spring holder in the screw rod outside including the cover, spring holder one side fixed mounting has the spring, and. The bolt of this high strength is high in strength, can effectively prevent the condition that becomes flexible and even drops, and firm in connection, the practicality is strong.
Description
Technical Field
The utility model relates to a fastener technical field especially relates to a bolt of high strength.
Background
Bolt among the prior art is when being used for fastening connection spare, often can appear not hard up the condition that drops even to can lead to the structural stability between bolt and the connecting piece to reduce, present bolt intensity is not enough moreover, can't be applicable to the adapting unit who needs high strength. Therefore, in view of the above problems, improvement thereof is required.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a high-strength bolt.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a high-strength bolt is designed, which comprises a screw rod and a bolt head, wherein the bolt head is fixedly arranged at one end of the screw rod, the outer side of the screw rod is connected with a connecting piece in a penetrating way, one side of the bolt head is provided with a tightening mechanism, one end of the screw rod, which is far away from the bolt head, is connected with a nut in a threaded way, a first gasket is sleeved on one side of the outer side of the screw rod, which is close to the screw cap, a nut is in threaded connection with one side of the outer side of the screw rod, which is far from the screw cap, a second gasket is sleeved on one side of the outer side of the screw rod, which is close to the nut, the first gasket and the second gasket are respectively positioned at two sides of the connecting piece, an anti-loosening mechanism is arranged between the bolt head and the nut, the anti-loosening mechanism comprises a sleeve and a spring seat which are sleeved outside the screw rod, a spring is fixedly arranged on one side of the spring seat, and one end of the spring is fixedly connected to the bottom in the sleeve, and the spring is positioned in the sleeve and sleeved outside the screw rod.
Preferably, the tightening mechanism comprises a groove formed in the middle of one side of the bolt head, and a tightening protrusion is fixedly arranged in the middle of the bottom in the groove.
Preferably, the tightening protrusion is designed to be a cross-shaped structure, and the groove is designed to be a circular structure.
Preferably, the two ends of the nut are both fixedly provided with auxiliary pieces.
Preferably, the screw is designed to be of a reverse double-thread structure.
The utility model provides a pair of bolt of high strength, beneficial effect lies in: the high-strength bolt is designed with a loosening prevention mechanism, after the bolt is fastened and connected with a connecting piece, a spring is always in a compressed state, so that an axial acting force which is perpendicular to the inner threads of the nut and the nut can be provided for the screw rod, the connection between the nut and the screw rod can be firmer, the stability and the firmness of the bolt on the fastening of the connecting piece can be enhanced, the bolt can be effectively prevented from loosening and even falling off, and the screw rod of the bolt is designed in a reverse double-thread structure, so that the strength of the bolt assembly can be greatly enhanced, therefore, by the design, the loosening and even falling off of the bolt can be effectively prevented, the stability and the firmness of the connection between the bolt and the connecting piece are improved, the strength of the bolt can be greatly enhanced, and the bolt has high practicability, is worthy of popularization.
Drawings
Fig. 1 is a schematic structural view of a high-strength bolt provided by the present invention.
Fig. 2 is the internal structure schematic diagram of the high-strength bolt provided by the present invention.
Fig. 3 is the structural schematic diagram of the screw rod and the bolt head of the high-strength bolt provided by the utility model.
Fig. 4 is a structural side view of a tightening mechanism for a high-strength bolt according to the present invention.
In the figure: the bolt comprises a screw rod 1, a nut 2, a first gasket 3, a connecting piece 4, a nut 5, a sleeve 6, a bolt head 7, a spring seat 8, a second gasket 9, an auxiliary sheet 10, a screwing protrusion 11, a groove 12 and a spring 13.
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. 1-4, a high-strength bolt, including screw rod 1 and bolt head 7, bolt head 7 is fixed to be set up in 1 one end of screw rod, the outside through connection of screw rod 1 has connecting piece 4, 7 one side of bolt head is provided with the mechanism of screwing up, screw up the mechanism including seting up at the recess 12 of 7 one side middle parts of bolt head, the fixed arch 11 that screws up that is provided with of bottom intermediate position in recess 12, it designs to screw up arch 11 for the cruciform structure, recess 12 is circular structural design, after having fastened connecting piece 4 in advance through this bolt, accessible and the protruding 11 special appurtenance of screwing up of cruciform structural design, further screw up the reinforcement to this bolt once more, thereby can strengthen stability and the fastness of being connected between bolt and the connecting piece 4.
Screw rod 1 is kept away from 7 one end threaded connection of bolt head and is had nut 2, and the equal fixed mounting in 2 both ends of nut has supplementary piece 10, moves nut 2 through twisting and when fastening connecting piece 4, and supplementary piece 10 of accessible is twisted and is moved for the operation is simpler, and it is more convenient to use.
The cover that is close to nut 2 one side in the screw rod 1 outside is equipped with first gasket 3, 2 one side threaded connection of nut has nut 5 is kept away from in the screw rod 1 outside, the cover that is close to nut 5 one side in the screw rod 1 outside is equipped with second gasket 9, and first gasket 3 and second gasket 9 are located connecting piece 4 both sides respectively, screw rod 1 is reverse double thread structural design, nut 5 and nut 2 threaded connection respectively are on two kinds of opposite direction's screw thread, through the design of this kind of reverse double thread structure, not only can strengthen connection structure's between this bolt and the connecting piece 4 steadiness, and can strengthen this bolt assembly's intensity widely.
A loosening prevention mechanism is arranged between the bolt head 7 and the nut 5, the loosening prevention mechanism comprises a sleeve 6 and a spring seat 8 which are sleeved on the outer side of the screw rod 1, a spring 13 is fixedly arranged on one side of the spring seat 8, one end of the spring 13 is fixedly connected to the bottom in the sleeve 6, the spring 13 is positioned in the sleeve 6 and sleeved on the outer side of the screw rod 1, when the connecting piece 4 is fastened through the bolt, a first gasket 3 is sleeved firstly, then the screw rod 1 penetrates through the connecting piece 4 to enable the sleeve 6, the spring seat 8 and the nut 5 to be tightly attached together, then a second gasket 9 is sleeved on the other end of the screw rod 1 and is screwed and fixed through a nut 2, then the nut 5 is screwed to further fasten the connecting piece 4, and at the moment, the spring 13 is in a compressed state all the time, so that an axial acting force which is vertical to the threads in the nut, the nut 5, the nut 2 and the screw rod 1 can be connected more firmly, so that the stability and firmness of the bolt to the fastening of the connecting piece 4 are enhanced, the effect of preventing the bolt from loosening and even falling can be effectively achieved, therefore, the design can not only effectively achieve the effect of preventing the bolt from loosening and even falling, the stability and firmness of connection between the bolt and the connecting piece 4 are improved, but also the strength of the bolt can be greatly enhanced.
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 (5)
1. The high-strength bolt comprises a screw rod (1) and a bolt head (7), wherein the bolt head (7) is fixedly arranged at one end of the screw rod (1), and is characterized in that a connecting piece (4) is connected to the outer side of the screw rod (1) in a penetrating manner, a screwing mechanism is arranged on one side of the bolt head (7), one end, far away from the bolt head (7), of the screw rod (1) is connected with a nut (2) in a threaded manner, a first gasket (3) is sleeved on one side, close to the nut (2), of the outer side of the screw rod (1), a nut (5) is connected in a threaded manner on one side, far away from the nut (2), of the outer side of the screw rod (1) is connected with a second gasket (9) in a sleeved manner, the first gasket (3) and the second gasket (9) are respectively positioned on two sides of the connecting piece (4), and an anti-loosening mechanism is arranged between the, locking mechanism establishes sleeve pipe (6) and spring holder (8) in screw rod (1) outside including the cover, spring holder (8) one side fixed mounting has spring (13), and spring (13) one end fixed connection be in bottom in sleeve pipe (6), spring (13) are located sleeve pipe (6) and the cover is established in the screw rod (1) outside.
2. A high-strength bolt according to claim 1, wherein the tightening mechanism comprises a groove (12) formed in the middle of one side of the bolt head (7), and a tightening protrusion (11) is fixedly arranged in the middle of the bottom in the groove (12).
3. A high-strength bolt according to claim 2, characterized in that the tightening boss (11) is of cruciform design and the recess (12) is of circular design.
4. A high-strength bolt according to claim 1, wherein the auxiliary pieces (10) are fixedly mounted at both ends of the nut (2).
5. A high strength bolt according to claim 1, characterized in that the screw (1) is of reverse double thread design.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920885017.8U CN210087795U (en) | 2019-06-13 | 2019-06-13 | High-strength bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920885017.8U CN210087795U (en) | 2019-06-13 | 2019-06-13 | High-strength bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210087795U true CN210087795U (en) | 2020-02-18 |
Family
ID=69482719
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920885017.8U Expired - Fee Related CN210087795U (en) | 2019-06-13 | 2019-06-13 | High-strength bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210087795U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111425512A (en) * | 2020-05-08 | 2020-07-17 | 广西玉柴机器股份有限公司 | Anti-loosening bolt and nut assembly |
| CN112178016A (en) * | 2020-10-20 | 2021-01-05 | 泰州海邑机械科技有限公司 | A threaded fastener for mechanical assembly |
| CN113389795A (en) * | 2021-06-23 | 2021-09-14 | 无锡安欣达科技有限公司 | Self-buffering gasket locking assembly |
| CN115342107A (en) * | 2022-09-09 | 2022-11-15 | 清华大学苏州汽车研究院（吴江） | Connecting joint and vehicle frame |
| CN115750570A (en) * | 2022-11-07 | 2023-03-07 | 湖北鸿梅新材料科技有限公司 | Bolt convenient to tighten and installation method thereof |
-
2019
- 2019-06-13 CN CN201920885017.8U patent/CN210087795U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111425512A (en) * | 2020-05-08 | 2020-07-17 | 广西玉柴机器股份有限公司 | Anti-loosening bolt and nut assembly |
| CN112178016A (en) * | 2020-10-20 | 2021-01-05 | 泰州海邑机械科技有限公司 | A threaded fastener for mechanical assembly |
| CN113389795A (en) * | 2021-06-23 | 2021-09-14 | 无锡安欣达科技有限公司 | Self-buffering gasket locking assembly |
| CN115342107A (en) * | 2022-09-09 | 2022-11-15 | 清华大学苏州汽车研究院（吴江） | Connecting joint and vehicle frame |
| CN115750570A (en) * | 2022-11-07 | 2023-03-07 | 湖北鸿梅新材料科技有限公司 | Bolt convenient to tighten and installation method thereof |
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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: 20200218 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |