CN211231205U - High-strength pin shaft - Google Patents
High-strength pin shaft Download PDFInfo
- Publication number
- CN211231205U CN211231205U CN201922481150.XU CN201922481150U CN211231205U CN 211231205 U CN211231205 U CN 211231205U CN 201922481150 U CN201922481150 U CN 201922481150U CN 211231205 U CN211231205 U CN 211231205U
- Authority
- CN
- China
- Prior art keywords
- pin shaft
- round pin
- pin axle
- hole
- threaded rod
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a high strength round pin axle, including round pin axle body and round pin axle bed, round pin axle body bottom is provided with the round pin axle bed, the round pin axle bed is discoid, all leave the bar anti-skidding line that a plurality of intervals equal on the round pin axle bed circumference, the bar anti-skidding line is vertical setting, central point department of putting is connected with the threaded rod on the round pin axle bed, leave the male thread on the threaded rod, the front view of round pin axle bed and threaded rod combination is for invering "T" type, the ring channel is left to the bottom outer lane of round pin axle body, round pin axle body and ring channel combination are irregular cylindric, install the bearing on the ring channel, the bearing is with the big or small looks adaptation of the shape of ring channel, this internal central point department of putting of being close to of round pin axle leaves the. Has the advantages that: through the threaded rod, the threaded hole, the annular groove and the bearing, the bearing plays a role in reducing the abrasion of the pin shaft body in the annular groove on the pin shaft body, and the service life of the pin shaft body is prolonged.
Description
Technical Field
The utility model relates to a round pin axle field particularly, relates to a high strength round pin axle.
Background
The pin shaft is a standard fastener, can be statically and fixedly connected, can also move relative to a connected piece, and is mainly used at the hinged position of two parts to form a hinged connection. The pin shaft is usually locked by a cotter pin, and has reliable work and convenient disassembly.
When the original pin shaft is connected and used, the surface of the pin shaft is in direct contact with a product, and the surface of the pin shaft is seriously abraded for a long time, so that the service life of the pin shaft is shortened, and meanwhile, when the friction force of the pin shaft in use is too large, excessive heat is easily generated, and inconvenience is brought to use.
An effective solution to the problems in the related art has not been proposed yet.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high strength round pin axle to solve the problem that proposes among 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 round pin axle, includes round pin axle body and round pin axle bed, round pin axle body bottom is provided with the round pin axle bed, the round pin axle bed is discoid, all leave the bar anti-skidding line that a plurality of intervals equal on the round pin axle bed circumference, the bar anti-skidding line is vertical setting, central point department of putting on the round pin axle bed is connected with the threaded rod, leave the male thread on the threaded rod, the front view of round pin axle bed and threaded rod combination is "T" type for invering, "the ring channel is left to the bottom outer lane of round pin axle body, round pin axle body and ring channel combination are irregular cylindric, install the bearing on the ring channel, the bearing with the shape size looks adaptation of ring channel, this internal central point department of being close to of round pin axle leaves the screw hole, leave the female thread identical with the threaded rod in the screw hole.
Furthermore, the top end of the threaded rod is communicated into the threaded hole, and the threaded rod is in threaded connection with the threaded hole through matching of male threads and female threads.
Furthermore, one side of the top of the threaded hole is communicated with a first heat dissipation hole, and the other side of the top of the threaded hole is communicated with a second heat dissipation hole.
Furthermore, the top ends of the first heat dissipation hole and the second heat dissipation hole are communicated with the outside.
Furthermore, a pin shaft hole perpendicular to the first heat dissipation hole and the second heat dissipation hole is reserved at the top of the pin shaft body, and the pin shaft hole is arranged between the first heat dissipation hole and the second heat dissipation hole.
Compared with the prior art, the utility model discloses following beneficial effect has:
(1) the bearing is arranged in the annular groove on the pin shaft body through the pin shaft seat, the threaded rod, the threaded hole, the annular groove and the bearing, so that the abrasion of the pin shaft body is reduced, the service life of the pin shaft body is prolonged, and meanwhile, the threaded rod is connected with the threaded hole of the pin shaft body through threads, so that the bearing is convenient to disassemble and replace;
(2) through the first heat dissipation hole and the second heat dissipation hole, when the friction force of the product to the pin shaft hole is too large, the heat generated by friction can be effectively dissipated, and therefore the working efficiency of the pin shaft is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a high-strength pin according to an embodiment of the present invention;
fig. 2 is a plane sectional view of a high strength pin according to the embodiment of the present invention.
Reference numerals:
1. a pin shaft body; 2. a pin shaft seat; 3. strip-shaped anti-skid lines; 4. a threaded rod; 5. a threaded hole; 6. a first heat dissipation hole; 7. a second heat dissipation hole; 8. a pin shaft hole; 9. an annular groove; 10. and a bearing.
Detailed Description
The following, with reference to the drawings and the detailed description, further description of the present invention is made:
referring to fig. 1-2, a high strength pin according to an embodiment of the present invention includes a pin body 1 and a pin shaft seat 2, the bottom of the pin body 1 is provided with the pin shaft seat 2, the pin shaft seat 2 is disc-shaped, a plurality of strip-shaped anti-slip patterns 3 with equal intervals are left on the circumference of the pin shaft seat 2, the strip-shaped anti-slip patterns 3 are vertically arranged, a threaded rod 4 is connected to the central position of the pin shaft seat 2, a male thread is left on the threaded rod 4, the front view of the combination of the pin shaft seat 2 and the threaded rod 4 is an inverted "T" shape, an annular groove 9 is left on the bottom outer ring of the pin body 1, the pin body 1 and the annular groove 9 are combined to form an irregular cylinder, a bearing 10 is installed on the annular groove 9, the bearing 10 is adapted to the shape and size of the annular groove 9, a threaded hole 5 is left in the pin body 1 near, the novel pin shaft comprises a pin shaft body 1, and is characterized in that female threads matched with a threaded rod 4 are reserved in the threaded hole 5, the bottom end of the threaded hole 5 is communicated with the outside, the pin shaft seat 2, the threaded rod 4, the threaded hole 5, an annular groove 9 and a bearing 10 are arranged, and the bearing 10 is arranged in the annular groove 9 on the pin shaft body 1, so that the effect of reducing abrasion of the pin shaft body 1 is achieved, and the service life of the pin shaft body 1 is prolonged.
Through the technical scheme of the utility model, the top end of the threaded rod 4 is introduced into the threaded hole 5, the threaded rod 4 is in threaded connection with the threaded hole 5 through the matching of male threads and female threads, and the threaded rod 4 is in threaded connection with the threaded hole 5 of the pin shaft body 1, so that the bearing 10 with loss can be conveniently disassembled and replaced; the pin shaft comprises a pin shaft hole 8, a first heat dissipation hole 6, a second heat dissipation hole 7 and a second heat dissipation hole 6, wherein the first heat dissipation hole 6 is communicated with one side of the top of the threaded hole 5, the second heat dissipation hole 7 is communicated with the other side of the top of the threaded hole 5, the top ends of the first heat dissipation hole 6 and the second heat dissipation hole 7 are communicated with the outside, and heat generated by friction can be effectively dissipated when the friction force of a product on the pin shaft hole 8 is too; a pin shaft hole 8 perpendicular to the first heat dissipation hole 6 and the second heat dissipation hole 7 is reserved at the top of the pin shaft body 1, and the pin shaft hole 8 is arranged between the first heat dissipation hole 6 and the second heat dissipation hole 7; the pin shaft can be made of high-strength materials to ensure the strength of the pin shaft.
In specific application, when the bearing 10 needs to be replaced, the pin shaft seat 2 and the threaded rod 4 are screwed out of the threaded hole 5 manually or by a tool, the bearing 10 is taken out, then the new bearing 10 is assembled and pressed into the annular groove 9, then the threaded rod 4 on the pin shaft seat 2 is screwed into the threaded hole 5 manually or by a tool, and the bearing 10 is pressed in the annular groove 9 of the pin shaft body 1.
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 (5)
1. The high-strength pin shaft is characterized by comprising a pin shaft body (1) and a pin shaft seat (2), wherein the pin shaft seat (2) is arranged at the bottom of the pin shaft body (1), the pin shaft seat (2) is disc-shaped, a plurality of strip-shaped anti-skidding lines (3) with equal intervals are reserved on the circumference of the pin shaft seat (2), the strip-shaped anti-skidding lines (3) are vertically arranged, a threaded rod (4) is connected to the central position of the pin shaft seat (2), a male thread is reserved on the threaded rod (4), the front view of the combination of the pin shaft seat (2) and the threaded rod (4) is an inverted T shape, an annular groove (9) is reserved on the outer ring at the bottom of the pin shaft body (1), the pin shaft body (1) and the annular groove (9) are combined into an irregular cylindrical shape, a bearing (10) is mounted on the annular groove (9), and the bearing (10) is matched with the annular groove (9) in, a threaded hole (5) is formed in the pin shaft body (1) close to the center, female threads matched with the threaded rod (4) are formed in the threaded hole (5), and the bottom end of the threaded hole (5) is communicated with the outside.
2. A high strength pin according to claim 1, characterized in that the top end of the threaded rod (4) opens into the threaded hole (5), and the threaded rod (4) and the threaded hole (5) are connected by a male thread and a female thread.
3. The high-strength pin shaft according to claim 1, wherein one side of the top of the threaded hole (5) is communicated with a first heat dissipation hole (6), and the other side of the top of the threaded hole (5) is communicated with a second heat dissipation hole (7).
4. A high strength pin according to claim 3, wherein the top ends of the first heat dissipation hole (6) and the second heat dissipation hole (7) are communicated with the outside.
5. The high-strength pin shaft according to claim 1, wherein a pin shaft hole (8) perpendicular to the first heat dissipation hole (6) and the second heat dissipation hole (7) is reserved at the top of the pin shaft body (1), and the pin shaft hole (8) is arranged between the first heat dissipation hole (6) and the second heat dissipation hole (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922481150.XU CN211231205U (en) | 2019-12-31 | 2019-12-31 | High-strength pin shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922481150.XU CN211231205U (en) | 2019-12-31 | 2019-12-31 | High-strength pin shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211231205U true CN211231205U (en) | 2020-08-11 |
Family
ID=71923941
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922481150.XU Expired - Fee Related CN211231205U (en) | 2019-12-31 | 2019-12-31 | High-strength pin shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211231205U (en) |
-
2019
- 2019-12-31 CN CN201922481150.XU patent/CN211231205U/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 |
Granted publication date: 20200811 Termination date: 20211231 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |