CN214837725U - Anti-loosening fastening device for automobile transmission system - Google Patents
Anti-loosening fastening device for automobile transmission system Download PDFInfo
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- CN214837725U CN214837725U CN202121126550.XU CN202121126550U CN214837725U CN 214837725 U CN214837725 U CN 214837725U CN 202121126550 U CN202121126550 U CN 202121126550U CN 214837725 U CN214837725 U CN 214837725U
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- transmission system
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Abstract
The utility model relates to a fastener technical field just discloses a locking fastener of car transmission system, including screw rod and nut, the outer lane threaded connection of screw rod has the nut, the bottom of nut evenly is equipped with the recess, the inner chamber swing joint of recess has flexible spacing pipe, the other end swing joint of flexible spacing pipe has the connecting plate, the inboard fixedly connected with kelly of the connecting plate other end, the bottom of screw rod evenly is equipped with the draw-in groove, the inner chamber looks adaptation of kelly and draw-in groove. This locking fastener of car transmission system through the setting of flexible spacing pipe, connecting plate and kelly, and the distance between kelly and the nut can change, and the kelly of being convenient for blocks joint mutually with the draw-in groove, and when the kelly blocked joint mutually with the draw-in groove, the nut was fixed with the screw rod together, prevented that nut and screw rod from producing relative motion, and the device can be fixed more firmly, the car transmission system's of being convenient for work.
Description
Technical Field
The utility model relates to a fastener technical field specifically is an anti-loosening fastening device of automobile transmission system.
Background
Various structures in an automobile transmission system are generally connected through bolts, but under the conditions of variable load, impact, vibration or large temperature change, bolts and nuts can loosen or slide, so that the transmission system is unstable in operation, the running of an automobile is influenced, a user is provided with a great potential safety hazard, and even an accident is caused.
SUMMERY OF THE UTILITY MODEL
The locking fastener of car transmission system possesses the advantage that can prevent screw rod and nut from producing relative motion when using, has solved the problem that proposes among the above-mentioned background art.
The utility model provides a following technical scheme: a locking and fastening device for an automobile transmission system comprises a screw rod and a nut, wherein the outer ring of the screw rod is in threaded connection with the nut, the bottom of the nut is uniformly provided with a groove, the inner cavity of the groove is movably connected with a telescopic limiting pipe, the other end of the telescopic limiting pipe is movably connected with a connecting plate, the inner side of the other end of the connecting plate is fixedly connected with a clamping rod, the bottom of the screw rod is uniformly provided with a clamping groove, the clamping rod is matched with the inner cavity of the clamping groove, the distance between the clamping rod and the nut can be changed through the arrangement of the telescopic limiting pipe, the clamping rod and the clamping rod are convenient to clamp, when the clamping rod is clamped with the clamping groove, the nut and the screw rod are fixed together to prevent the nut and the screw rod from generating relative motion, the device can be fixed more firmly and is convenient for the work of the automobile transmission system, the inner wall of the nut is uniformly provided with movable grooves, through holes are arranged on two sides of the top of the inner cavity of the movable groove, an extrusion plate is movably connected in the inner cavity of the movable groove, a limiting rod is fixedly connected in the middle of each of two ends of the outer side of the extrusion plate, a pull rope is fixedly connected to the other end of the limiting rod, a threaded pipe is fixedly connected to the other end of the pull rope, the pull rope and the limiting rod are movably connected with the inner cavity of the through hole, the threaded pipe is in threaded connection with the inner wall of the through hole, a second spring is fixedly connected in the middle of each of two ends of the outer side of the extrusion plate, the second spring is located on the outer ring of the limiting rod, the other end of the second spring is fixedly connected with a nut, and through the arrangement of each structure in the movable groove, a user rotates the threaded pipe to enable the top of the threaded pipe to move into the inner cavity of the through hole, the resilience force of the second spring can push the extrusion plate outwards, and the extrusion plate is tightly attached to a screw rod in the use process of the nut, the nut is fixed more firmly with the screw rod, and the use of the device of being convenient for, when the top of screwed pipe is leveled mutually with the top of through-hole, the inboard of stripper plate is leveled mutually with the inboard of nut, and the nut of being convenient for moves on the screw rod.
Preferably, the bottom of the extrusion plate is provided with a thread matched with the screw rod, and the nut can move on the screw rod conveniently through the arrangement of the extrusion plate.
Preferably, the equal fixedly connected with stopper in both sides of flexible spacing socle end, the both sides of recess inner chamber are equipped with the spout with stopper looks adaptation, through the setting of stopper, can fix flexible spacing pipe in the inner chamber of recess, flexible spacing pipe can not separate with the recess.
Preferably, the magnet piece is inlayed to the inboard of connecting plate, and through the setting of magnet piece, when the inner chamber looks joint of kelly and draw-in groove, the bottom of connecting plate and screw rod is fixed mutually, has increased the fastness that nut and screw rod are fixed, and when the nut does not use, the connecting plate can be together fixed with the nut, prevents that flexible spacing pipe is flexible, the carrying and the transportation of the nut of being convenient for.
Preferably, the middle part of the top of the threaded pipe is provided with a straight knife groove, and a user can conveniently rotate the threaded pipe through the arrangement of the straight knife groove.
With current automobile transmission system fastener contrast, the utility model discloses possess following beneficial effect:
1. this locking fastener of car transmission system through the setting of flexible spacing pipe, connecting plate and kelly, and the distance between kelly and the nut can change, and the kelly of being convenient for blocks joint mutually with the draw-in groove, and when the kelly blocked joint mutually with the draw-in groove, the nut was fixed with the screw rod together, prevented that nut and screw rod from producing relative motion, and the device can be fixed more firmly, the car transmission system's of being convenient for work.
2. This locking fastener of car transmission system, through the setting of each structure in the activity inslot, the user rotates the screwed pipe, when making the top of screwed pipe remove to the through hole intracavity, the resilience force of spring two can outwards promote the stripper plate, the in-process of this nut using, the stripper plate closely laminates with the screw rod, the nut is fixed more firm with the screw rod, the device's of being convenient for use, when the top of screwed pipe is neat with the top of through hole at ordinary times mutually, the inboard of stripper plate flushes with the inboard of nut mutually, the nut of being convenient for moves on the screw rod.
Drawings
FIG. 1 is a front view of the structure of the present invention;
FIG. 2 is a schematic view of the structural slot of the present invention;
fig. 3 is the explosion diagram of the structural nut of the present invention.
In the figure: 1. a screw; 2. a nut; 3. a card slot; 4. a movable groove; 5. a second spring; 6. pulling a rope; 7. a threaded pipe; 8. a pressing plate; 9. a groove; 10. a limiting block; 11. a telescopic limit pipe; 12. a clamping rod; 13. a connecting plate.
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. 1-3, an anti-loose fastening device for a vehicle transmission system comprises a screw rod 1 and a nut 2, the nut 2 is connected to the outer ring of the screw rod 1 through threads, a groove 9 is uniformly formed at the bottom of the nut 2, a telescopic limiting tube 11 is movably connected to the inner cavity of the groove 9, a connecting plate 13 is movably connected to the other end of the telescopic limiting tube 11, a clamping rod 12 is fixedly connected to the inner side of the other end of the connecting plate 13, a clamping groove 3 is uniformly formed at the bottom of the screw rod 1, the clamping rod 12 is matched with the inner cavity of the clamping groove 3, the distance between the clamping rod 12 and the nut 2 can be changed through the arrangement of the telescopic limiting tube 11, the connecting plate 13 and the clamping rod 12, the clamping rod 12 and the clamping groove 3 can be conveniently clamped, when the clamping rod 12 is clamped with the clamping groove 3, the nut 2 and the screw rod 1 are fixed together, so as to prevent the nut 2 and the screw rod 1 from moving relatively, the device can be fixed more firmly, and is convenient for the vehicle transmission system to work, the inner wall of the nut 2 is uniformly provided with a movable groove 4, both sides of the top of the inner cavity of the movable groove 4 are provided with through holes, the inner cavity of the movable groove 4 is movably connected with an extrusion plate 8, the middle parts of both ends of the outer side of the extrusion plate 8 are fixedly connected with limit rods, the other end of each limit rod is fixedly connected with a pull rope 6, the other end of each pull rope 6 is fixedly connected with a threaded pipe 7, the pull ropes 6 and the limit rods are movably connected with the inner cavity of the through holes, the threaded pipes 7 are in threaded connection with the inner wall of the through holes, the middle parts of both ends of the outer side of the extrusion plate 8 are fixedly connected with a spring II 5, the spring II 5 is positioned on the outer ring of the limit rod, the other end of the spring II 5 is fixedly connected with the nut 2, through the arrangement of each structure in the movable groove 4, a user rotates the threaded pipe 7 to enable the top of the threaded pipe 7 to move into the inner cavity of the through holes, the spring II 5 can push the extrusion plate 8 outwards, this nut 2 is at the in-process that uses, and stripper plate 8 and screw rod 1 closely laminate, and nut 2 is fixed more firm with screw rod 1, and the use of the device of being convenient for, when the top of screwed pipe 7 was leveled mutually with the top of through hole, the inboard of stripper plate 8 flushed mutually with the inboard of nut 2, and the nut 2 of being convenient for moves on screw rod 1.
Wherein, the bottom of stripper plate 8 is equipped with the screw thread with screw rod 1 looks adaptation, through stripper plate 8's setting, is convenient for nut 2 to remove on screw rod 1.
Wherein, the equal fixedly connected with stopper 10 in both sides of flexible spacing pipe 11 bottom, the both sides of recess 9 inner chamber are equipped with the spout with stopper 10 looks adaptation, through stopper 10's setting, can fix flexible spacing pipe 11 in the inner chamber of recess 9, flexible spacing pipe 11 can not separate with recess 9.
Wherein, the magnet piece has been inlayed to the inboard of connecting plate 13, and through the setting of magnet piece, when kelly 12 and draw-in groove 3's inner chamber looks joint, connecting plate 13 is fixed with screw rod 1's bottom mutually, has increased the fastness that nut 2 and screw rod 1 are fixed, and when nut 2 did not use, connecting plate 13 can be together fixed with nut 2, prevents that flexible spacing pipe 11 is flexible, the nut 2's of being convenient for carry and transportation.
Wherein, the middle part of the top of the screwed pipe 7 is provided with a straight knife groove, and the screwed pipe 7 is convenient for a user to rotate through the arrangement of the straight knife groove.
The working principle is as follows: when in use, after the nut 2 is connected with the screw rod 1, a user pulls the connecting plate 13 outwards, the connecting plate 13 pulls the telescopic limiting pipe 11 outwards, the telescopic limiting pipe 11 extends under the action of the pulling force, when the connecting plate 13 moves to the lower part of the screw rod 1, a user rotates the connecting plate 13 to enable the clamping rod 12 to move to the outer side of the clamping groove 3, the user pushes the connecting plate 13 inwards to enable the clamping rod 12 to be clamped with the inner cavity of the clamping groove 3, the nut 2 and the screw rod 1 are fixed together to prevent the nut 2 and the screw rod 1 from generating relative motion, the user rotates the threaded pipe 7 by using a screwdriver matched with the threaded pipe 7 to enable the threaded pipe 7 to move into the inner cavity of the through hole, the resilience force of the spring II 5 can push the extrusion plate 8 outwards, in the using process of the nut 2, the extrusion plate 8 is tightly attached to the screw rod 1, and the nut 2 and the screw rod 1 are fixed more firmly, so that the device is convenient to use.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides an anti-loosening fastening device of an automobile transmission system, includes screw rod (1) and nut (2), its characterized in that: the outer ring of the screw rod (1) is in threaded connection with a nut (2), grooves (9) are uniformly formed in the bottom of the nut (2), an inner cavity of each groove (9) is movably connected with a telescopic limiting pipe (11), the other end of each telescopic limiting pipe (11) is movably connected with a connecting plate (13), a clamping rod (12) is fixedly connected to the inner side of the other end of each connecting plate (13), clamping grooves (3) are uniformly formed in the bottom of the screw rod (1), the clamping rods (12) are matched with the inner cavity of the clamping grooves (3), movable grooves (4) are uniformly formed in the inner wall of the nut (2), through holes are formed in two sides of the top of the inner cavity of each movable groove (4), an extrusion plate (8) is movably connected in the inner cavity of each movable groove (4), limiting rods are fixedly connected to the middle portions of two ends of the outer side of each extrusion plate (8), and pull ropes (6) are fixedly connected to the other ends of the limiting rods, the other end fixedly connected with screwed pipe (7) of stay cord (6), stay cord (6) and gag lever post and the inner chamber looks swing joint of through hole, screwed pipe (7) and the inner wall looks threaded connection of through hole, the equal fixedly connected with spring two (5) in the middle part at stripper plate (8) outside both ends, spring two (5) are located the outer lane of gag lever post, the other end and nut (2) looks fixed connection of spring two (5).
2. The anti-loose fastening device for the transmission system of the automobile as claimed in claim 1, wherein: the bottom of the extrusion plate (8) is provided with threads matched with the screw rod (1).
3. The anti-loose fastening device for the transmission system of the automobile as claimed in claim 1, wherein: the equal fixedly connected with stopper (10) in both sides of flexible spacing pipe (11) bottom, the both sides of recess (9) inner chamber are equipped with the spout with stopper (10) looks adaptation.
4. The anti-loose fastening device for the transmission system of the automobile as claimed in claim 1, wherein: magnet pieces are embedded in the inner sides of the connecting plates (13).
5. The anti-loose fastening device for the transmission system of the automobile as claimed in claim 1, wherein: the middle part of the top of the threaded pipe (7) is provided with a straight knife groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121126550.XU CN214837725U (en) | 2021-05-25 | 2021-05-25 | Anti-loosening fastening device for automobile transmission system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121126550.XU CN214837725U (en) | 2021-05-25 | 2021-05-25 | Anti-loosening fastening device for automobile transmission system |
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| Publication Number | Publication Date |
|---|---|
| CN214837725U true CN214837725U (en) | 2021-11-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121126550.XU Active CN214837725U (en) | 2021-05-25 | 2021-05-25 | Anti-loosening fastening device for automobile transmission system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114542577A (en) * | 2022-02-28 | 2022-05-27 | 杭州嘉翔高强螺栓股份有限公司 | High-strength type curved bar anti-loosening fastener |
| CN116475390A (en) * | 2023-04-19 | 2023-07-25 | 江苏万恒铸业有限公司 | Supporting device with splicing function for casting steel castings and splicing method thereof |
-
2021
- 2021-05-25 CN CN202121126550.XU patent/CN214837725U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114542577A (en) * | 2022-02-28 | 2022-05-27 | 杭州嘉翔高强螺栓股份有限公司 | High-strength type curved bar anti-loosening fastener |
| CN114542577B (en) * | 2022-02-28 | 2023-12-08 | 杭州嘉翔高强螺栓股份有限公司 | High-strength type bent rod anti-loosening fastener |
| CN116475390A (en) * | 2023-04-19 | 2023-07-25 | 江苏万恒铸业有限公司 | Supporting device with splicing function for casting steel castings and splicing method thereof |
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