CN215805640U - Follow-on high wear-resisting bolt - Google Patents
Follow-on high wear-resisting bolt Download PDFInfo
- Publication number
- CN215805640U CN215805640U CN202122268505.4U CN202122268505U CN215805640U CN 215805640 U CN215805640 U CN 215805640U CN 202122268505 U CN202122268505 U CN 202122268505U CN 215805640 U CN215805640 U CN 215805640U
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- China
- Prior art keywords
- bolt
- wear
- ring
- resistant
- annular
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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
Links
- 238000009434 installation Methods 0.000 claims description 5
- 230000006978 adaptation Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000005299 abrasion Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses an improved high-wear-resistance bolt which comprises a bolt body and a wear-resistance annular ring, wherein the bolt body consists of a bolt head and a screw rod which are integrally formed; wear-resisting annular ring includes: the wear-resistant bottom ring plate is connected with the connecting convex ring in a mode that the connecting convex ring is detachably screwed with the annular mounting groove in a matched mode, and the outer diameter of the wear-resistant bottom ring plate is larger than that of the connecting convex ring. The utility model can realize the connection and fastening functions of the bolt, reduce the friction contact between the bolt head and the connecting piece, reduce the abrasion to the minimum, prolong the service life of the bolt and ensure that the bolt is simpler and more convenient to use and install.
Description
Technical Field
The utility model relates to the field of design and production of bolts, in particular to an improved high-wear-resistance bolt.
Background
The bolt is a mechanical fastener and is generally matched with a nut for fastening. The bolt comprises a head and a screw rod, the screw rod is cylindrical, the outer side wall of the screw rod is provided with external threads, and the bolt is used for fastening and connecting two parts with through holes.
When conventional bolt structure was used in the fastening, when the bolt was connected fixedly with the work piece cooperation, its fitting surface, the bottom surface of bolt head promptly can produce the friction with the work piece, under frictional effect, can cause very big wearing and tearing to the head of bolt to influence the life of bolt, still can lead to the connecting surface of work piece to receive the damage simultaneously, influence the outward appearance and the use of work piece.
Chinese patent: in the technical scheme disclosed by the novel wear-resistant bolt (grant No. 210769750U), an embedded sleeve is embedded on the bolt, so that the wear condition of the bottom surface of the head of the bolt is protected to a certain extent, the wear resistance of the bolt can be effectively improved, and meanwhile, the contact friction surface of a workpiece is protected.
However, the wear-resistant bolt described above still has the following disadvantages and drawbacks in practical applications.
Firstly, the structure of the wear-resistant bolt in the scheme is complex, not only is a convex strip required to be arranged on the bolt, but also various structures such as strip-shaped grooves, anti-slip strips and the like are required to be arranged on the embedded sleeve; secondly, in the using process, the arranged component structures and the bolt body are not integrally formed, and the stability of the structure has great uncertainty; meanwhile, the installation is not convenient for direct installation and use by operators.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an improved high-wear-resistance bolt, which mainly aims to overcome the defects and shortcomings in the prior art.
The technical scheme adopted by the utility model is as follows:
an improved high-wear-resistance bolt comprises a bolt body and a wear-resistance annular ring, wherein the bolt body is composed of a bolt head and a screw rod which are integrally formed, the screw rod is arranged in the middle of the bottom surface of the bolt head in a matched mode, an annular mounting groove is formed in the outer periphery of the joint of the bolt head and the screw rod, and the wear-resistance annular ring is arranged in the annular mounting groove in a matched, detachable and screwed mode; the wear-resistant annular ring comprises: wear-resisting end ring dish and connection convex ring, connect the convex ring with annular mounting groove adaptation ground detachably closes soon and connects, the external diameter of wear-resisting end ring dish is greater than connect the external diameter of convex ring.
Furthermore, a soft gasket is arranged on the bottom surface of the wear-resistant bottom ring plate in a matching way.
Furthermore, a through hole is formed in the wear-resistant annular ring in a penetrating mode, an inner connection thread is arranged on the inner side wall of the through hole, an outer connection thread is arranged on the outer side wall of the screw rod, and the inner connection thread is matched with the outer connection thread on the outer side wall of the screw rod in a screwing connection mode.
Furthermore, a second internal thread is arranged on the inner side wall of the annular mounting groove, a second external thread is arranged on the outer side wall of the connecting convex ring, and the second internal thread is matched with the second external thread and is screwed and connected.
Furthermore, the wear-resistant bottom ring disc and the connecting convex ring are of an integrally formed structure.
As can be seen from the above description of the present invention, compared with the prior art, the present invention has the following advantages:
1. according to the utility model, the bolt head is provided with the annular mounting groove and the wear-resistant annular ring is additionally arranged, so that the connection and fastening functions of the bolt can be realized by using the wear-resistant annular ring, the frictional contact between the bolt head and the connecting piece can be reduced, the abrasion is reduced to the minimum, and the service life of the bolt is prolonged.
2. The connecting flange ring is simple in structure and convenient to use, only the connecting flange ring is required to be connected with the annular mounting groove of the bolt head during installation, and the wear-resistant bottom ring disc is abutted to the connecting piece, so that the operation is convenient and practical.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic structural view of the bolt body of the present invention.
Fig. 3 is a schematic structural view of the wear-resistant annular ring of the present invention.
Detailed Description
Embodiments of the present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1, 2 and 3, an improved high-wear-resistance bolt comprises a bolt body 1 and a wear-resistance annular ring 2, wherein the bolt body 1 is composed of a bolt head 11 and a screw 12 which are integrally formed, the screw 12 is arranged at the middle position of the bottom surface of the bolt head 11 in a matching manner, an annular mounting groove 13 is formed in the outer periphery of the joint of the bolt head 11 and the screw 12, and the wear-resistance annular ring 2 is arranged in the annular mounting groove 13 in a matching and detachable screwing manner; the wear-resistant annular ring 2 comprises: wear-resisting end ring dish 21 and connection ring 22, connect ring 22 with annular mounting groove 13 adaptation ground detachably closes soon and is connected, the external diameter of wear-resisting end ring dish 21 is greater than connect ring 22's external diameter.
Furthermore, a soft gasket 23 is disposed on the bottom surface of the wear-resistant bottom ring plate 21.
Furthermore, a through hole 24 is formed in the wear-resistant annular ring 2 in a penetrating manner, an internal thread 241 is arranged on the inner side wall of the through hole 24, an external thread 121 is arranged on the outer side wall of the screw 12, and the internal thread 241 is matched and screwed with the external thread 121 on the outer side wall of the screw 12.
Furthermore, a second internal thread 131 is disposed on the inner sidewall of the annular mounting groove 13, a second external thread 221 is disposed on the outer sidewall of the connecting flange 22, and the second internal thread 131 and the second external thread 221 are engaged and connected.
Further, the wear-resistant bottom ring plate 21 and the connecting flange 22 are integrally formed.
The specific use method of the utility model comprises the following steps:
firstly, a wear-resistant annular ring is sleeved on a screw rod of a bolt body, then a connecting convex ring of the wear-resistant annular ring is matched with an annular mounting groove of a bolt head in a screwing mounting mode to be connected, the wear-resistant annular ring is fixedly mounted on the bolt body, then the bolt is fixed on a connecting workpiece, at the moment, a wear-resistant bottom ring disc of the wear-resistant annular ring is abutted to the connecting workpiece, a soft gasket is padded on the bottom surface of the wear-resistant bottom ring disc, and finally a nut is mounted on the screw rod to enable the connecting workpiece to be tightly mounted on the bolt, so that the wear-resistant bolt is mounted and used.
As can be seen from the above description of the present invention, compared with the prior art, the present invention has the following advantages:
1. according to the utility model, the bolt head is provided with the annular mounting groove and the wear-resistant annular ring is additionally arranged, so that the connection and fastening functions of the bolt can be realized by using the wear-resistant annular ring, the frictional contact between the bolt head and the connecting piece can be reduced, the abrasion is reduced to the minimum, and the service life of the bolt is prolonged.
2. The connecting flange ring is simple in structure and convenient to use, only the connecting flange ring is required to be connected with the annular mounting groove of the bolt head during installation, and the wear-resistant bottom ring disc is abutted to the connecting piece, so that the operation is convenient and practical.
The above description is only an embodiment of the present invention, but the design concept of the present invention is not limited thereto, and any insubstantial modifications of the present invention using this concept shall fall within the scope of infringing the present invention.
Claims (5)
1. The utility model provides a follow-on high wear-resisting bolt which characterized in that: the bolt comprises a bolt body and a wear-resistant annular ring, wherein the bolt body consists of a bolt head and a screw rod which are integrally formed, the screw rod is arranged at the middle position of the bottom surface of the bolt head in a matched mode, an annular mounting groove is formed in the outer peripheral edge of the joint of the bolt head and the screw rod, and the wear-resistant annular ring is arranged in the annular mounting groove in a matched, detachable and screwed mode; the wear-resistant annular ring comprises: wear-resisting end ring dish and connection convex ring, connect the convex ring with this adaptation ground detachably of annular installation groove closes the connection soon, the external diameter of wear-resisting end ring dish is greater than connect the external diameter of convex ring.
2. An improved high wear resistant bolt as claimed in claim 1 wherein: the bottom surface of the wear-resistant bottom ring plate is provided with a soft gasket in a matching way.
3. An improved high wear resistant bolt as claimed in claim 1 wherein: the wear-resisting annular ring is provided with a through hole in a penetrating mode, the inner side wall of the through hole is provided with an internal thread, the outer side wall of the screw rod is provided with an external thread, and the internal thread is matched with the external thread on the outer side wall of the screw rod and is connected in a screwing mode.
4. An improved high wear resistant bolt as claimed in claim 1 wherein: and a second internal thread is arranged on the inner side wall of the annular mounting groove, a second external thread is arranged on the outer side wall of the connecting convex ring, and the second internal thread is matched with the second external thread and is screwed in connection.
5. An improved high wear resistant bolt as claimed in claim 1 wherein: the wear-resistant bottom ring disc and the connecting convex ring are of an integrally formed structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122268505.4U CN215805640U (en) | 2021-09-18 | 2021-09-18 | Follow-on high wear-resisting bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122268505.4U CN215805640U (en) | 2021-09-18 | 2021-09-18 | Follow-on high wear-resisting bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215805640U true CN215805640U (en) | 2022-02-11 |
Family
ID=80164234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122268505.4U Expired - Fee Related CN215805640U (en) | 2021-09-18 | 2021-09-18 | Follow-on high wear-resisting bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215805640U (en) |
-
2021
- 2021-09-18 CN CN202122268505.4U patent/CN215805640U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220211 |