CN215109968U - High-strength bolt with high impact resistance - Google Patents
High-strength bolt with high impact resistance Download PDFInfo
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- CN215109968U CN215109968U CN202121651437.3U CN202121651437U CN215109968U CN 215109968 U CN215109968 U CN 215109968U CN 202121651437 U CN202121651437 U CN 202121651437U CN 215109968 U CN215109968 U CN 215109968U
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- bolt
- nut
- high strength
- impact resistance
- strength spring
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Abstract
The utility model discloses a high-strength bolt with strong impact resistance in the technical field of high-strength bolts, which comprises a bolt nut, a telescopic nut, a compression layer and a hardened steel bolt and nut body, wherein the telescopic nut is arranged on the left side of the bolt nut, the telescopic nut is matched with the bolt nut, the compression layer is fixedly arranged inside the bolt nut, a middle compact high-strength spring is arranged inside the compression layer, the middle compact high-strength spring is fixedly connected with the telescopic nut, a side compact high-strength spring is arranged outside the middle compact high-strength spring, the side compact high-strength spring is fixedly connected with the telescopic nut, the high-strength bolt with strong impact resistance is provided with the high-strength middle compact high-strength spring and the side compact high-strength spring which are arranged on the compression layer, the whole impact resistance of the bolt can be improved to a certain degree, the strength of the whole bolt is improved, and the hardness of the whole bolt is improved by adopting a hardened rigid material.
Description
Technical Field
The utility model relates to a high strength bolt technical field specifically is a high strength bolt that impact resistance is strong.
Background
Bolt: mechanical parts, the cylindrical threaded fastener of adapted nut, a class of fastener of compriseing head and screw rod (the cylinder that has the external screw thread) two parts need with the nut cooperation for the fastening connection two parts that have the through-hole, and this kind of connection form is called bolted connection, if unscrew the nut from the bolt, can make these two parts separate again, so bolted connection belongs to detachable connection, divides according to the atress mode of connection: common and reamed holes, according to the shape of the head: there are hexagonal heads, round heads, square heads, countersunk heads, etc., of which hexagonal heads are the most commonly used, and countersunk heads are generally used where connections are required.
For bolts installed on part of high-strength operation devices, the high-strength operation devices have high requirements on the bolts, and as for common bolts, the bolts can be abraded due to high-strength operation in a short time, so that the bolts cannot play a role in fixed connection, lack impact resistance and cannot be effectively adapted to the high-strength operation device.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high strength bolt that impact resistance is strong to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high strength bolt that impact resistance is strong, includes bolt nut, concertina type nut, compressive layer, sclerosis steel bolt screw body, concertina type nut is installed in bolt nut's left side, concertina type nut and bolt nut looks adaptation, the fixed compressive layer that is provided with in inside of bolt nut, the internally mounted of compressive layer has middle part compact high strength spring, middle part compact high strength spring and concertina type nut fixed connection, the compact high strength spring of side is installed in the outside of middle part compact high strength spring, the compact high strength spring of side and concertina type nut fixed connection.
As a further aspect of the present invention: the right end of the bolt and the nut is fixedly provided with a hardened steel bolt and stud body, the outer side of the hardened steel bolt and stud body is provided with a flat washer, and the flat washer is matched with the hardened steel bolt and stud body.
As a further aspect of the present invention: the right-hand member fixed mounting of plain washer has first sclerosis steel compression ring, the left end fixed mounting of plain washer has second sclerosis steel compression ring, second sclerosis steel compression ring uses the mid point of plain washer as the axle and symmetrical with first sclerosis steel compression ring.
As a further aspect of the present invention: and a hexagon nut is installed at the right end of the hardened steel bolt stud body and is matched with the hardened steel bolt stud body.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses in, through the compact high strength spring in middle part and the compact high strength spring of side at resistance to compression layer installation high strength, with this can improve the holistic impact resistance of this bolt to a certain extent, use the holistic intensity of bolt to improve, when the bolt receives the impact, the concertina type nut at first with strike the contact, and the contact back of concertina type nut, the compact high strength spring in middle part and the compact high strength spring of side with concertina type nut fixed connection will receive the extrusion and take place elastic deformation, produce elasticity, this elasticity will cut down partial impact force, with this effect that realizes alleviateing the impact force, improve the holistic impact resistance of bolt.
2. In the utility model, the bolt is made of hardened steel, wherein the hardened steel bolt cylinder, the first hardened steel compression ring and the second hardened steel compression ring are also made of hardened steel, when the bolt is impacted by impact force, the hardened steel bolt cylinder and the adaptive thread are stressed, and the high hardness of the hardened steel bolt cylinder improves the durability of the hardened steel bolt cylinder, so as to avoid the situation that the hardened steel bolt cylinder is damaged and can not be fixedly connected in a short time; when the bolt is impacted by impact force, the flat washer is also subjected to larger impact force, the first hardened steel compression ring and the second hardened steel compression ring are installed on two sides of the flat washer on the bolt, the high-strength first hardened steel compression ring and the second hardened steel compression ring relieve the pressure of the impact force, the flat washer is prevented from cracking in a short time, and therefore the bolt is guaranteed to play a normal fixed connection role.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of a side of a bolt in the present invention;
FIG. 3 is a schematic structural view of a side section of a middle compression-resistant layer of the present invention;
fig. 4 is the structural schematic diagram of the side cut of the middle bolt of the utility model.
In the figure: 1. bolts and nuts; 2. a telescopic nut; 3. a pressure resistant layer; 4. a middle compact high strength spring; 5. a high strength spring with compact sides; 6. hardening the steel bolt stud; 7. a flat washer; 8. a first hardened steel compression ring; 9. a second hardened steel compression ring; 10. a hexagonal nut.
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, in an embodiment of the present invention, a high strength bolt with strong impact resistance includes a bolt nut 1, a telescopic nut 2, a compression-resistant layer 3, and a hardened steel bolt stud 6, the telescopic nut 2 is installed on the left side of the bolt nut 1, the telescopic nut 2 is adapted to the bolt nut 1, the compression-resistant layer 3 is fixedly installed inside the bolt nut 1, the middle compact high strength spring 4 is installed inside the compression-resistant layer 3, the middle compact high strength spring 4 is fixedly connected to the telescopic nut 2, the side compact high strength spring 5 is installed outside the middle compact high strength spring 4, the side compact high strength spring 5 is fixedly connected to the telescopic nut 2, the high strength middle compact high strength spring 4 and the side compact high strength spring 5 are installed on the compression-resistant layer 3, so as to improve the impact resistance of the whole bolt to a certain degree, the strength of the whole bolt is improved.
Wherein, the right end of the bolt and nut 1 is fixedly provided with a hardened steel bolt and screw body 6, the outer side of the hardened steel bolt and screw body 6 is provided with a flat washer 7, the flat washer 7 is matched with the hardened steel bolt and screw body 6, the right end of the flat washer 7 is fixedly provided with a first hardened steel compression resistant ring 8, the left end of the flat washer 7 is fixedly provided with a second hardened steel compression resistant ring 9, the second hardened steel compression resistant ring 9 is symmetrical to the first hardened steel compression resistant ring 8 by taking the midpoint of the flat washer 7 as an axis, the right end of the hardened steel bolt and screw body 6 is provided with a hexagon nut 10, the hexagon nut 10 is matched with the hardened steel bolt and screw body 6, the bolt is manufactured by adopting hardened steel materials, wherein the hardened steel bolt and screw body 6, the first hardened steel compression resistant ring 8 and the second hardened steel compression resistant ring 9 are also made of hardened steel, so as to avoid the situation that the hardened steel bolt and screw body 6 is damaged and can not be fixedly connected in a short time, the flat washer 7 is prevented from cracking in a short time, and the bolt is guaranteed to play a normal fixed connection role.
The utility model discloses a theory of operation is: the high-strength bolt with strong impact resistance keeps the basic structure of the traditional bolt, the inner side of a bolt nut 1 is additionally provided with a telescopic nut 2 with a buffering effect, and a high-strength middle compact high-strength spring 4 and a side compact high-strength spring 5 are arranged on a compression layer 3, so that the overall impact resistance of the bolt can be improved to a certain extent, the overall strength of the bolt is improved, when the bolt is impacted, the telescopic nut 2 is firstly contacted with the impact, and after the telescopic nut 2 is contacted, the middle compact high-strength spring 4 and the side compact high-strength spring 5 which are fixedly connected with the telescopic nut 2 are extruded to generate elastic deformation to generate elastic force, and the elastic force can reduce part of the impact force, so that the effect of reducing the impact force is realized, and the overall impact resistance of the bolt is improved; the high-strength bolt with strong impact resistance is made of hardened steel (the hardened steel is formed by iron and carbon alloy, the Mohs hardness reaches eight, relatively speaking, the Mohs value of iron is only four, titanium is six, and chromium is eighty-five), a middle compact high-strength spring 4 and a side compact high-strength spring 5 with high strength are arranged on the compression-resistant layer 3, therefore, the whole impact resistance of the bolt can be improved to a certain degree, the whole strength of the bolt is improved, when the bolt is impacted, the telescopic nut 2 is firstly contacted with the impact, after the telescopic screw cap 2 is contacted, the middle compact high-strength spring 4 and the side compact high-strength spring 5 which are fixedly connected with the telescopic screw cap 2 are extruded to generate elastic deformation to generate elastic force, the elastic force will reduce part of the impact force, thereby realizing the effect of reducing the impact force and improving the whole impact resistance of the bolt.
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 (4)
1. The utility model provides a high strength bolt that impact resistance is strong, includes bolt nut (1), concertina type nut (2), compressive stratum (3), hardening steel bolt screw column body (6), its characterized in that: telescopic nut (2) are installed in the left side of bolt nut (1), telescopic nut (2) and bolt nut (1) looks adaptation, the inside of bolt nut (1) is fixed and is provided with anti-pressure layer (3), the internally mounted of anti-pressure layer (3) has middle part compact high strength spring (4), middle part compact high strength spring (4) and telescopic nut (2) fixed connection, side compact high strength spring (5) are installed in the outside of middle part compact high strength spring (4), side compact high strength spring (5) and telescopic nut (2) fixed connection.
2. A high strength bolt having high impact resistance according to claim 1, wherein: the right-hand member fixed mounting of bolt and nut (1) has sclerosis steel bolt cylinder (6), plain washer (7) are installed in the outside of sclerosis steel bolt cylinder (6), plain washer (7) and sclerosis steel bolt cylinder (6) looks adaptation.
3. A high strength bolt having high impact resistance according to claim 2, wherein: the right-hand member fixed mounting of plain washer (7) has first sclerosis steel compression ring (8), the left end fixed mounting of plain washer (7) has second sclerosis steel compression ring (9), second sclerosis steel compression ring (9) use the mid point of plain washer (7) as the axle with first sclerosis steel compression ring (8) symmetrical.
4. A high strength bolt having high impact resistance according to claim 2, wherein: the right-hand member of hardening steel bolt cylinder (6) is installed hexagon nut (10), hexagon nut (10) and hardening steel bolt cylinder (6) looks adaptation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121651437.3U CN215109968U (en) | 2021-07-20 | 2021-07-20 | High-strength bolt with high impact resistance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121651437.3U CN215109968U (en) | 2021-07-20 | 2021-07-20 | High-strength bolt with high impact resistance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215109968U true CN215109968U (en) | 2021-12-10 |
Family
ID=79317924
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121651437.3U Active CN215109968U (en) | 2021-07-20 | 2021-07-20 | High-strength bolt with high impact resistance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215109968U (en) |
-
2021
- 2021-07-20 CN CN202121651437.3U patent/CN215109968U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Wenzhou Dite Boxiang New Material Technology Co.,Ltd. Assignor: ZHEJIANG DITE HIGH INTENSION BOLT CO.,LTD. Contract record no.: X2022330000137 Denomination of utility model: A high strength bolt with strong impact resistance Granted publication date: 20211210 License type: Common License Record date: 20220531 |
|
| EE01 | Entry into force of recordation of patent licensing contract |