CN217301179U - Anti-drop's automobile standard spare fixing stud - Google Patents
Anti-drop's automobile standard spare fixing stud Download PDFInfo
- Publication number
- CN217301179U CN217301179U CN202120671628.XU CN202120671628U CN217301179U CN 217301179 U CN217301179 U CN 217301179U CN 202120671628 U CN202120671628 U CN 202120671628U CN 217301179 U CN217301179 U CN 217301179U
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- rod
- fixing stud
- threaded rod
- threaded
- ball
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Abstract
The utility model discloses an anti-drop's automobile standard spare fixing stud, including the fixing stud main part, the fixing stud main part includes cap, smooth pole and threaded rod, just smooth pole fixed mounting is in one side surface of threaded rod, threaded rod fixed connection is in smooth rod's one end surface, the one end of threaded rod is provided with reinforcing mechanism. An anti-drop's automobile standard spare fixing stud, the reinforcing mechanism of setting, during the installation, at first drill out corresponding hole through the electric drill, then it is fixed with fixing stud main part and hole threaded connection, then insert the plum blossom mold spacing groove of setting through with the plum blossom sword in, make the screw rod screw-thread propulsion in the screw hole, the screw rod drives the stationary ball and impels, two sets of semicircle balls of stationary ball extrusion, the semicircle ball drives the gag lever post and extrudes second activity chamber, the stability of installation has been increased, increase factor of safety, avoid causing the double-screw bolt separation at the in-process of vibrations, bring better use prospect.
Description
Technical Field
The utility model relates to a threaded connection technical field specifically is an anti-drop's automobile standard spare fixing stud.
Background
The threaded connection is a detachable fixed connection which is widely used, generally, a bolt sequentially penetrates through two screw holes and then is connected with a nut, the purpose of fixing two plates is achieved, the threaded connection has the advantages of being simple in structure, reliable in connection, convenient to assemble and disassemble and the like, is a common mechanical connection mode in daily life and production of people, and can also be used in a threaded connection mode in the automobile production process.
According to the existing automobile standard part fixing stud, the stud and the nut are easily separated along with vibration during mechanical work, production is affected, even more, serious accidents are caused, unnecessary loss is caused, certain adverse effects are brought to the using process of people, and therefore the anti-falling automobile standard part fixing stud is provided.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides an anti-drop's automobile standard spare fixing stud possesses the installation more stable, difficult separation, advantage such as factor of safety is big, can effectively solve the problem in the background art.
(II) technical scheme
In order to achieve the above purpose, the utility model adopts the technical proposal that: an anti-drop automobile standard component fixing stud comprises a fixing stud body, wherein the fixing stud body comprises a column cap, a smooth rod and a threaded rod, the smooth rod is fixedly installed on the outer surface of one side of the threaded rod, the threaded rod is fixedly connected to the outer surface of one end of a smooth rod, one end of the threaded rod is provided with a reinforcing mechanism, the outer surface of one side of the column cap is provided with a threaded hole, the reinforcing mechanism comprises a screw rod, a quincunx-shaped limiting groove, a fixing ball, a first movable cavity, a second movable cavity, a limiting rod, a semi-spherical ball and a compression spring, the screw rod is positioned in the threaded hole, the quincunx-shaped limiting groove is arranged on the outer surface of one end of the screw rod, the fixing ball is positioned on the outer surface of the other end of the screw rod, the first movable cavity is arranged on the outer surface of one end of the threaded hole, the second movable cavity is arranged on the upper side and the lower side of the first movable cavity, the limiting rod is located inside the second movable cavity, the compression spring is located on the outer wall of the limiting rod, and the semi-sphere is fixedly installed on the outer surface of the lower end of the limiting rod.
Preferably, be fixed connection between fixed ball and the screw rod, be threaded connection between screw rod and the screw hole, be sliding connection between gag lever post and the second activity chamber, be fixed connection between semicircle ball and the gag lever post.
Preferably, the outer surface of one end of the compression spring is fixedly connected with the outer wall of the bottom of the limiting rod, and the limiting rod is elastically connected with the second movable cavity through the compression spring.
(III) advantageous effects
Compared with the prior art, the utility model provides an anti-drop's automobile standard spare fixing stud possesses following beneficial effect:
1. this anti-drop's automobile standard spare fixing stud, stability in order to increase the bolt installation, avoid causing the separation because external factor, the reinforcing mechanism of setting, during the installation, at first drill out corresponding hole through the electric drill, then it is fixed with fixing stud main part and hole threaded connection, then insert in the plum blossom type spacing groove that sets up through with the plum blossom sword, make the screw rod screw-thread propulsion in the screw hole, the screw rod drives fixed ball and impels, fixed ball extrudees two sets of semicircle balls, the semicircle ball drives the gag lever post and extrudes the second activity chamber, compression spring receives the extrusion simultaneously, when the gag lever post extrudes the second activity chamber, the stability of installation has been increased, increase factor of safety, avoid causing the stud separation at the in-process of vibrations.
2. This anti-drop's automobile standard spare fixing stud when needs are dismantled, through the reverse rotation plum blossom mold spacing groove, drives the screw rod and resets, because compression spring's the effect that resets drives the inside that the gag lever post got into the second activity chamber again, convenient to detach changes.
Drawings
Fig. 1 is the utility model relates to an anti-drop's automobile standard spare fixing stud's overall structure schematic diagram.
Fig. 2 is the utility model relates to an anti-drop's automobile standard spare fixing stud in cap's structural schematic.
Fig. 3 is the utility model relates to an anti-drop's automobile standard spare fixing stud's inside structure chart.
Fig. 4 is the utility model relates to an anti-drop's enlargements of a department in car standard component fixing stud picture 3.
In the figure: 1. fixing the stud body; 2. a cap; 3. a smooth rod; 4. a threaded rod; 5. a reinforcement mechanism; 6. a threaded hole; 7. a screw; 8. quincunx limit slots; 9. fixing the ball; 10. a first movable chamber; 11. A second movable chamber; 12. a limiting rod; 13. a semi-sphere; 14. compressing the spring.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
Detailed description of the preferred embodiment
The embodiment is an anti-falling automobile standard component fixing stud.
As shown in fig. 1-4, the fixing stud comprises a fixing stud body 1, the fixing stud body 1 comprises a cap 2, a smooth rod 3 and a threaded rod 4, the smooth rod 3 is fixedly arranged on the outer surface of one side of the threaded rod 4, the threaded rod 4 is fixedly connected to the outer surface of one end of the smooth rod 3, one end of the threaded rod 4 is provided with a reinforcing mechanism 5, the outer surface of one side of the cap 2 is provided with a threaded hole 6, the reinforcing mechanism 5 comprises a threaded rod 7, a quincunx-shaped limiting groove 8, a fixing ball 9, a first movable cavity 10, a second movable cavity 11, a limiting rod 12, a semi-spherical 13 and a compression spring 14, the threaded rod 7 is positioned inside the threaded hole 6, the quincunx-shaped limiting groove 8 is arranged on the outer surface of one end of the threaded rod 7, the fixing ball 9 is positioned on the outer surface of the other end of the threaded rod 7, the first movable cavity 10 is arranged on the outer surface of one end of the threaded hole 6, the second movable cavity 11 is arranged on the upper and lower sides of the first movable cavity 10, the limiting rod 12 is located inside the second movable cavity 11, the compression spring 14 is located on the outer wall of the limiting rod 12, and the semi-spherical ball 13 is fixedly installed on the outer surface of the lower end of the limiting rod 12.
The fixed ball 9 is fixedly connected with the screw 7, the screw 7 is in threaded connection with the threaded hole 6, the limiting rod 12 is in sliding connection with the second movable cavity 11, and the semi-circular ball 13 is fixedly connected with the limiting rod 12; the outer surface of one end of the compression spring 14 is fixedly connected with the outer wall of the bottom of the limiting rod 12, and the limiting rod 12 is elastically connected with the second movable cavity 11 through the compression spring 14.
It should be noted that, the utility model relates to an anti-drop's automobile standard spare fixed stud, in order to increase the stability of bolt installation, avoid causing the separation because of external factor, the reinforcing mechanism 5 that sets up, during the installation, at first drill out corresponding hole through the electric drill, then fix fixed stud main part 1 and hole threaded connection fixed, then insert in the plum blossom type spacing groove 8 that sets up through using the plum blossom sword, make screw rod 7 screw propulsion in screw hole 6, screw rod 7 drives fixed ball 9 and impels, fixed ball 9 extrudees two sets of semicircle balls 13, semicircle ball 13 drives gag lever post 12 and extrudes second movable chamber 11, compression spring 14 receives the extrusion simultaneously, when gag lever post 12 extrudes second movable chamber 11, increased the stability of installation, increase factor of safety, avoid causing the stud separation in the process of vibrations; when the movable limiting rod needs to be detached, the quincunx limiting groove 8 is rotated reversely, the screw 7 is driven to reset, and the limiting rod 12 is driven to enter the second movable cavity 11 again under the reset action of the compression spring 14, so that the movable limiting rod is convenient to detach and replace.
Detailed description of the invention
The embodiment is an embodiment of the reinforcing mechanism 5 in the main body of the anti-falling automobile standard part fixing stud in the anti-falling automobile standard part fixing stud.
As shown in fig. 1, 2, 3 and 4, an anti-falling reinforcing mechanism 5 for a fixing stud of an automobile standard part comprises a screw 7, a quincunx limiting groove 8, a fixing ball 9, a first movable cavity 10, a second movable cavity 11, a limiting rod 12, a semi-spherical ball 13 and a compression spring 14; the screw 7 is positioned in the threaded hole 6, the quincunx limiting groove 8 is formed in the outer surface of one end of the screw 7, the fixing ball 9 is positioned on the outer surface of the other end of the screw 7, the first movable cavity 10 is formed in the outer surface of one end of the threaded hole 6, the second movable cavity 11 is formed in the upper side and the lower side of the first movable cavity 10, the limiting rod 12 is positioned in the second movable cavity 11, the compression spring 14 is positioned on the outer wall of the limiting rod 12, and the semi-circular ball 13 is fixedly installed on the outer surface of the lower end of the limiting rod 12; the fixed ball 9 is fixedly connected with the screw 7, the screw 7 is in threaded connection with the threaded hole 6, the limiting rod 12 is in sliding connection with the second movable cavity 11, and the semi-circular ball 13 is fixedly connected with the limiting rod 12; the outer surface of one end of the compression spring 14 is fixedly connected with the outer wall of the bottom of the limiting rod 12, and the limiting rod 12 is elastically connected with the second movable cavity 11 through the compression spring 14.
It is noted that, herein, relational terms such as first and second (a, b, etc.) and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in the process, method, article, or apparatus that comprises the element.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (3)
1. The utility model provides an anti-drop's automobile standard spare fixing stud, includes fixing stud main part (1), its characterized in that: the fixing stud main body (1) comprises a cap (2), a smooth rod (3) and a threaded rod (4), the smooth rod (3) is fixedly installed on the outer surface of one side of the threaded rod (4), the threaded rod (4) is fixedly connected to the outer surface of one end of the smooth rod (3), a reinforcing mechanism (5) is arranged at one end of the threaded rod (4), a threaded hole (6) is formed in the outer surface of one side of the cap (2), the reinforcing mechanism (5) comprises a threaded rod (7), a quincunx-shaped limiting groove (8), a fixing ball (9), a first movable cavity (10), a second movable cavity (11), a limiting rod (12), a semi-spherical ball (13) and a compression spring (14), the threaded rod (7) is located inside the threaded hole (6), the quincunx-shaped limiting groove (8) is formed in the outer surface of one end of the threaded rod (7), the fixing ball (9) is located on the outer surface of the other end of the threaded rod (7), the utility model discloses a spacing structure, including threaded hole (6), first activity chamber (10) are seted up in the one end surface of threaded hole (6), the upper and lower both sides in first activity chamber (10) are seted up in second activity chamber (11), gag lever post (12) are located the inside in second activity chamber (11), compression spring (14) are located the outer wall of gag lever post (12), semicircle ball (13) fixed mounting is in the lower extreme surface of gag lever post (12).
2. The anti-drop automobile standard component fixing stud according to claim 1, characterized in that: be fixed connection between fixed ball (9) and screw rod (7), be threaded connection between screw rod (7) and screw hole (6), be sliding connection between gag lever post (12) and second activity chamber (11), be fixed connection between semicircle ball (13) and gag lever post (12).
3. The anti-drop automobile standard component fixing stud according to claim 1, characterized in that: the outer surface of one end of the compression spring (14) is fixedly connected with the outer wall of the bottom of the limiting rod (12), and the limiting rod (12) is elastically connected with the second movable cavity (11) through the compression spring (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120671628.XU CN217301179U (en) | 2021-04-01 | 2021-04-01 | Anti-drop's automobile standard spare fixing stud |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120671628.XU CN217301179U (en) | 2021-04-01 | 2021-04-01 | Anti-drop's automobile standard spare fixing stud |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217301179U true CN217301179U (en) | 2022-08-26 |
Family
ID=82913416
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120671628.XU Active CN217301179U (en) | 2021-04-01 | 2021-04-01 | Anti-drop's automobile standard spare fixing stud |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217301179U (en) |
-
2021
- 2021-04-01 CN CN202120671628.XU patent/CN217301179U/en active Active
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