CN215058767U - Light and thin nut with good anti-loosening performance for bullet train track - Google Patents
Light and thin nut with good anti-loosening performance for bullet train track Download PDFInfo
- Publication number
- CN215058767U CN215058767U CN202120294890.7U CN202120294890U CN215058767U CN 215058767 U CN215058767 U CN 215058767U CN 202120294890 U CN202120294890 U CN 202120294890U CN 215058767 U CN215058767 U CN 215058767U
- Authority
- CN
- China
- Prior art keywords
- nut
- initial
- thread
- reinforcing
- corrosion
- 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.)
- Active
Links
Images
Abstract
The utility model discloses a nut with good light, thin and anti-loosening performance for a bullet train track, which comprises a nut body, wherein an initial thread groove is arranged on the nut body, a wear-resistant thread is arranged in the initial thread groove, a reinforcing thread opening is arranged on the nut body through the initial thread groove, and an initial bolt is arranged below the nut body; this nut that frivolous locking performance is good for motor car track prevents through setting up wear-resisting screw thread that screw thread wearing and tearing leads to the nut not hard up, consolidate screw hole and reinforcement thread mouth through consolidating screw thread post threaded connection, preliminary fixation nut body and initial bolt, consolidate nut through consolidating screw thread post threaded connection, further fixation nut body and initial bolt, can reach the effect that prevents the nut not hard up, prevent through setting up anti-rust coating that the nut surface from rustting, through outer anti-corrosion coating and interior anti-corrosion coating, the corrosion resistance of preliminary reinforcing nut, the corrosion resistance of further reinforcing nut through the enhancement layer, can reach and prevent that the nut from being corroded condemned effect.
Description
Technical Field
The utility model relates to a railway machinery technical field specifically is a nut that frivolous locking performance is good for motor car track.
Background
In the installation process of the railway track, constructors need to use bolts and nuts to fixedly install the railway track on the sleepers so as to ensure that the railway track is stably installed. The nuts used on the railway have strict requirements on skid resistance and looseness prevention, so that the railway track can be stably used. The existing locknut is more traditional in design and poor in locking effect. The existing locknut is not stable enough when being applied to the railway track, and the nut can be corroded by the external environment after being used for a long time, so that the nut is scrapped.
The prior art has the following defects or problems:
1. the prior art has the locknut design tradition, and locking effect is not good. The railway track often runs a train, the load is large, the vibration is large, and the problem of loosening of nuts and bolts is caused;
2. the prior art has the problem that the nut is corroded by the external environment after being used for a long time, so that the nut is scrapped.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to prior art's weak point, provide a nut that frivolous locking performance is good for motor car track to reach the good, corrosion-resistant purpose of relaxation performance.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a motor car track is with nut that frivolous locking performance is good, includes the nut body, be provided with initial thread groove on the nut body, be provided with wear-resisting screw thread in the initial thread groove, it is provided with the reinforcement thread mouth to run through initial thread groove on the nut body, nut body below is provided with initial bolt, it is provided with the reinforcement screw hole to run through on the initial bolt, it is provided with the reinforcement screw thread post with reinforcement screw threaded hole to consolidate the thread mouth, reinforcement screw thread post one end is provided with the fence body, the one end that the fence body was kept away from to the reinforcement screw thread post is provided with the reinforcement nut, be provided with the reinforcement thread groove in the reinforcement nut.
As the utility model discloses a preferred technical scheme, nut body surface is provided with anti-corrosion coating, the anti-corrosion coating inner wall is provided with outer anti-corrosion coating, initial thread groove inner wall is provided with interior anti-corrosion coating, be provided with the enhancement layer between outer anti-corrosion coating and the interior anti-corrosion coating.
As the utility model discloses an optimal technical scheme, the internal diameter size of initial thread groove and the external diameter size phase-match of wear-resisting screw thread, initial thread groove and wear-resisting screw thread fixed connection, the internal diameter size of initial thread groove and the external diameter size phase-match of initial bolt, initial thread groove and initial bolt threaded connection, wear-resisting screw thread is made for the high manganese steel material.
As the utility model discloses a preferred technical scheme, the internal diameter size of reinforcement screw mouth and the external diameter size phase-match of reinforcement screw post, reinforcement screw mouth and reinforcement screw post threaded connection, the internal diameter size of reinforcement screw hole and the external diameter size phase-match of reinforcement screw post, reinforcement screw hole and reinforcement screw post threaded connection, reinforcement screw mouth and nut body fixed connection, reinforcement screw hole and initial bolt fixed connection, the nut body passes through reinforcement screw post and reinforcement screw mouth, reinforcement screw hole threaded connection with initial bolt.
As the utility model discloses an optimal technical scheme, the external diameter size of reinforcing thread post and the internal diameter size phase-match of reinforcing thread groove, reinforcing thread post and reinforcing thread groove threaded connection, reinforcing thread groove and reinforcement nut fixed connection, reinforcing thread post and reinforcement nut threaded connection, the nut body is through reinforcing thread post and reinforcement nut threaded connection with initial bolt.
As the utility model discloses an optimized technical scheme, anti-corrosion coating's inner wall size and outer anti-corrosion coating's outer wall size phase-match, anti-corrosion coating and outer anti-corrosion coating fixed connection, outer anti-corrosion coating's inner wall size and the outer wall size phase-match of enhancement layer, outer anti-corrosion coating and enhancement layer fixed connection, anti-corrosion coating makes for the epoxy material, outer anti-corrosion coating makes for iron-based alloy material.
As the utility model discloses a preferred technical scheme, the outer wall size of interior anti-corrosion coating and the inner wall size phase-match of enhancement layer, interior anti-corrosion coating and enhancement layer fixed connection, interior anti-corrosion coating is made for iron-based alloy material, the enhancement layer is made for nickel base combined material.
Compared with the prior art, the utility model provides a motor car is nut that frivolous locking performance is good for track possesses following beneficial effect:
1. according to the nut with good light, thin and anti-loosening performance for the bullet train track, the wear-resisting characteristic of high manganese steel is utilized through the arrangement of wear-resisting threads, the nut is prevented from loosening due to thread wear, the reinforcing threaded hole and the reinforcing threaded opening are connected through the reinforcing threaded column in a threaded manner, the nut body and the initial bolt are preliminarily fixed, the nut is further prevented from loosening, the reinforcing nut is connected through the reinforcing threaded column in a threaded manner, the nut body and the initial bolt are further fixed, the nut is further prevented from loosening, and the nut can be prevented from loosening;
2. this nut that frivolous locking performance is good for motor car track utilizes epoxy's corrosion-resistant characteristic through setting up anti-corrosive coating, prevents that the nut surface from rustting, utilizes the corrosion-resistant capability of the preliminary reinforcing nut of corrosion-resistant characteristic of iron-based alloy through outer anti-corrosive coating and interior anti-corrosive coating, utilizes the corrosion-resistant capability of further reinforcing nut of corrosion-resistant characteristic of nickel-based alloy through the enhancement layer, can reach and prevent that the nut from being corroded condemned effect.
Drawings
FIG. 1 is a schematic view of the main structure of the present invention;
FIG. 2 is a schematic view of the structure of the reinforcing bolt of the present invention;
FIG. 3 is a schematic view of the cross-sectional structure of the nut body of the present invention;
fig. 4 is a schematic view of the anti-corrosion structure of the present invention.
In the figure: 1. a nut body; 2. an initial thread groove; 3. wear-resistant threads; 4. reinforcing a threaded opening; 5. an initial bolt; 6. reinforcing the threaded hole; 7. reinforcing the threaded column; 8. a hurdle body; 9. reinforcing the nut; 10. reinforcing the thread groove; 11. an antirust coating; 12. an outer anti-corrosion layer; 13. an inner anti-corrosion layer; 14. and a reinforcing layer.
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 this embodiment: the utility model provides a nut that frivolous locking performance is good for motor car track, including nut body 1, be provided with initial thread groove 2 on the nut body 1, be provided with wear-resisting screw thread 3 in the initial thread groove 2, it is provided with reinforcing thread mouth 4 to run through initial thread groove 2 on the nut body 1, 1 below of nut body is provided with initial bolt 5, it is provided with reinforcing thread hole 6 to run through on the initial bolt 5, reinforcing thread mouth 4 and reinforcing thread hole 6 are provided with reinforcing thread post 7, reinforcing thread post 7 one end is provided with the fence body 8, reinforcing thread post 7 keeps away from the one end of fence body 8 and is provided with reinforcing nut 9, be provided with reinforcing thread groove 10 in the reinforcing nut 9.
In the embodiment, the surface of the nut body 1 is provided with the antirust coating 11, the inner wall of the antirust coating 11 is provided with the outer anti-corrosion layer 12, the inner wall of the initial thread groove 2 is provided with the inner anti-corrosion layer 13, and the reinforcing layer 14 is arranged between the outer anti-corrosion layer 12 and the inner anti-corrosion layer 13 to prevent the nut from being corroded; the inner diameter of the initial thread groove 2 is matched with the outer diameter of the wear-resistant thread 3, the initial thread groove 2 is fixedly connected with the wear-resistant thread 3, the inner diameter of the initial thread groove 2 is matched with the outer diameter of the initial bolt 5, the initial thread groove 2 is in threaded connection with the initial bolt 5, and the wear-resistant thread 3 is made of high manganese steel materials and prevents the nut from loosening caused by abrasion of the thread; the inner diameter size of the reinforcing threaded hole 4 is matched with the outer diameter size of the reinforcing threaded column 7, the reinforcing threaded hole 4 is in threaded connection with the reinforcing threaded column 7, the inner diameter size of the reinforcing threaded hole 6 is matched with the outer diameter size of the reinforcing threaded column 7, the reinforcing threaded hole 6 is in threaded connection with the reinforcing threaded column 7, the reinforcing threaded hole 4 is fixedly connected with the nut body 1, the reinforcing threaded hole 6 is fixedly connected with the initial bolt 5, and the nut body 1 and the initial bolt 5 are in threaded connection with the reinforcing threaded hole 4 and the reinforcing threaded hole 6 through the reinforcing threaded column 7 to primarily prevent the nut from loosening; the outer diameter of the reinforcing threaded column 7 is matched with the inner diameter of the reinforcing threaded groove 10, the reinforcing threaded column 7 is in threaded connection with the reinforcing threaded groove 10, the reinforcing threaded groove 10 is fixedly connected with the reinforcing nut 9, the reinforcing threaded column 7 is in threaded connection with the reinforcing nut 9, the nut body 1 and the initial bolt 5 are in threaded connection with the reinforcing nut 9 through the reinforcing threaded column 7, and therefore loosening of the nut is further prevented; the size of the inner wall of the antirust coating 11 is matched with the size of the outer wall of the outer anti-corrosion layer 12, the antirust coating 11 is fixedly connected with the outer anti-corrosion layer 12, the size of the inner wall of the outer anti-corrosion layer 12 is matched with the size of the outer wall of the reinforcing layer 14, the outer anti-corrosion layer 12 is fixedly connected with the reinforcing layer 14, the antirust coating 11 is made of epoxy resin materials, the outer anti-corrosion layer 12 is made of iron-based alloy materials, the antirust coating 11 prevents the surface of the nut from rusting, and the outer anti-corrosion layer 12 preliminarily enhances the corrosion resistance of the outer wall of the nut; the size of the outer wall of the inner anti-corrosion layer 13 is matched with the size of the inner wall of the reinforcing layer 14, the inner anti-corrosion layer 13 is fixedly connected with the reinforcing layer 14, the inner anti-corrosion layer 13 is made of an iron-based alloy material, the reinforcing layer 14 is made of a nickel-based synthetic material, the inner anti-corrosion layer 13 preliminarily enhances the corrosion resistance of the inner wall of the nut, and the reinforcing layer 14 enhances the overall corrosion resistance of the nut.
The utility model discloses a theory of operation and use flow: when in work, the wear-resistant thread 3 prevents the nut from loosening caused by thread wear by utilizing the wear-resistant characteristic of high manganese steel, the reinforcing threaded hole 6 and the reinforcing threaded port 4 are connected through the reinforcing threaded column 7 by threads, the nut body 1 and the initial bolt 5 are preliminarily fixed, further primarily preventing the nut from loosening, further fixing the nut body 1 and the initial bolt 5 by connecting the reinforcing nut 9 with the reinforcing threaded column 7 through threads, further preventing the nut from loosening, the anti-rust coating 11 prevents the surface of the nut from rusting by utilizing the anti-corrosion property of the epoxy resin when the nut is in a corrosive environment, the corrosion resistance of the nut is primarily enhanced by the outer corrosion prevention layer 12 and the inner corrosion prevention layer 13 by using the corrosion resistance characteristic of the iron-based alloy, the corrosion resistance of the nut is further enhanced by the corrosion resistance of the nickel-based alloy through the reinforcing layer 14, and the nut is prevented from being corroded and scrapped.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a nut that frivolous locking performance is good for motor car track which characterized in that: including nut body (1), be provided with initial thread groove (2) on nut body (1), be provided with wear-resisting screw thread (3) in initial thread groove (2), it is provided with reinforcement thread mouth (4) to run through initial thread groove (2) on nut body (1), nut body (1) below is provided with initial bolt (5), it is provided with reinforcement screw hole (6) to run through on initial bolt (5), be provided with reinforcement screw post (7) in reinforcement thread mouth (4) and reinforcement screw hole (6), reinforcement screw post (7) one end is provided with fence body (8), the one end that fence body (8) were kept away from to reinforcement screw post (7) is provided with reinforced nut (9), be provided with reinforcement thread groove (10) in reinforced nut (9).
2. The nut with good light and thin anti-loosening performance for the bullet train track as claimed in claim 1, is characterized in that: the nut body (1) surface is provided with anti-corrosion coating (11), anti-corrosion coating (11) inner wall is provided with outer anti-corrosion coating (12), initial thread groove (2) inner wall is provided with interior anti-corrosion coating (13), be provided with enhancement layer (14) between outer anti-corrosion coating (12) and interior anti-corrosion coating (13).
3. The nut with good light and thin anti-loosening performance for the bullet train track as claimed in claim 1, is characterized in that: the inner diameter of the initial thread groove (2) is matched with the outer diameter of the wear-resistant thread (3), the initial thread groove (2) is fixedly connected with the wear-resistant thread (3), the inner diameter of the initial thread groove (2) is matched with the outer diameter of the initial bolt (5), the initial thread groove (2) is in threaded connection with the initial bolt (5), and the wear-resistant thread (3) is made of high manganese steel materials.
4. The nut with good light and thin anti-loosening performance for the bullet train track as claimed in claim 1, is characterized in that: the internal diameter size of consolidating screw thread mouth (4) and the external diameter size phase-match of consolidating screw thread post (7), consolidate screw thread mouth (4) and consolidation screw thread post (7) threaded connection, consolidate the internal diameter size of screw hole (6) and the external diameter size phase-match of consolidating screw thread post (7), consolidate screw hole (6) and consolidation screw thread post (7) threaded connection, consolidate screw thread mouth (4) and nut body (1) fixed connection, consolidate screw hole (6) and initial bolt (5) fixed connection, nut body (1) and initial bolt (5) are through consolidating screw thread post (7) and consolidating screw thread mouth (4), consolidating screw hole (6) threaded connection.
5. The nut with good light and thin anti-loosening performance for the bullet train track as claimed in claim 1, is characterized in that: the outer diameter of reinforcing thread post (7) and the inner diameter of reinforcing thread groove (10) size phase-match, reinforcing thread post (7) and reinforcing thread groove (10) threaded connection, reinforcing thread groove (10) and reinforcement nut (9) fixed connection, reinforcing thread post (7) and reinforcement nut (9) threaded connection, nut body (1) and initial bolt (5) are through reinforcing thread post (7) and reinforcement nut (9) threaded connection.
6. The nut with good light and thin anti-loosening performance for the bullet train track as claimed in claim 2, is characterized in that: the inner wall size of the antirust coating (11) is matched with the outer wall size of the outer anti-corrosion layer (12), the antirust coating (11) is fixedly connected with the outer anti-corrosion layer (12), the inner wall size of the outer anti-corrosion layer (12) is matched with the outer wall size of the reinforcing layer (14), the outer anti-corrosion layer (12) is fixedly connected with the reinforcing layer (14), the antirust coating (11) is made of epoxy resin materials, and the outer anti-corrosion layer (12) is made of iron-based alloy materials.
7. The nut with good light and thin anti-loosening performance for the bullet train track as claimed in claim 2, is characterized in that: the size of the outer wall of the inner anti-corrosion layer (13) is matched with the size of the inner wall of the reinforcing layer (14), the inner anti-corrosion layer (13) is fixedly connected with the reinforcing layer (14), the inner anti-corrosion layer (13) is made of an iron-based alloy material, and the reinforcing layer (14) is made of a nickel-based synthetic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120294890.7U CN215058767U (en) | 2021-02-02 | 2021-02-02 | Light and thin nut with good anti-loosening performance for bullet train track |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120294890.7U CN215058767U (en) | 2021-02-02 | 2021-02-02 | Light and thin nut with good anti-loosening performance for bullet train track |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215058767U true CN215058767U (en) | 2021-12-07 |
Family
ID=79257693
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120294890.7U Active CN215058767U (en) | 2021-02-02 | 2021-02-02 | Light and thin nut with good anti-loosening performance for bullet train track |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215058767U (en) |
-
2021
- 2021-02-02 CN CN202120294890.7U patent/CN215058767U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2018201739A1 (en) | Reinforcing device having anchoring structure and reinforcing method | |
| CN111456998A (en) | Anti-loosening connecting bolt | |
| CN215058767U (en) | Light and thin nut with good anti-loosening performance for bullet train track | |
| CN111503113A (en) | Corrosion-resistant high-strength hexagon bolt | |
| CN208487111U (en) | A kind of anti-loosening bolt | |
| CN211449354U (en) | Anti-corrosion coating structure of fastener | |
| CN105927646A (en) | Hexagonal hole cross groove indented bolt | |
| CN210087790U (en) | Bolt with rust-proof function | |
| CN219388383U (en) | Stainless steel bolt with high strength and good impact resistance effect | |
| CN214247951U (en) | Aluminum alloy nut with good wear-resisting and corrosion-resisting effects | |
| CN204961539U (en) | Annular eccentric nut | |
| CN201363403Y (en) | Valve stem nut of bi-metal stop valve | |
| CN211599243U (en) | Check bolt assembly | |
| CN214788485U (en) | Rust-resistant hexagonal head stiffener bolt that loses | |
| CN219413180U (en) | Composite bolt | |
| CN213206245U (en) | Wear-resistant and corrosion-resistant bolt | |
| CN220204308U (en) | High-strength super-corrosion-resistant self-tapping screw | |
| CN201705790U (en) | Anti-loosening and anti-rusting locking cap | |
| CN216306440U (en) | High-tightness bolt for lorry | |
| CN217355133U (en) | Special-shaped anti-theft bolt | |
| CN213575892U (en) | High-wear-resistance air valve steel | |
| CN216809392U (en) | Pre-buried sleeve for railway sleeper | |
| CN210240248U (en) | Vehicle fastener | |
| CN215567165U (en) | Fastening bolt for vehicle safety belt | |
| CN217735991U (en) | Anti-loosening structure of blade bolt connecting pair |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |