CN214998745U - Locking car screw that moves - Google Patents
Locking car screw that moves Download PDFInfo
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- CN214998745U CN214998745U CN202121186323.6U CN202121186323U CN214998745U CN 214998745 U CN214998745 U CN 214998745U CN 202121186323 U CN202121186323 U CN 202121186323U CN 214998745 U CN214998745 U CN 214998745U
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- screw
- nut
- rubber sleeve
- locking
- loosening
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Abstract
The utility model relates to an automobile screw technical field, concretely relates to locking car screw that moves, including nut, screw rod and anti loosening structure, anti loosening structure is including locking rubber sleeve, locking rubber sleeve's diameter with the diameter of nut is the same, the screw rod includes glossy connecting portion and the screw thread portion that has the external screw thread, connecting portion establish between nut and the screw thread portion, the cover is equipped with on the connecting portion locking rubber sleeve, locking rubber sleeve are close to one side of nut is equipped with a plurality of draw-in grooves, be equipped with on the nut a plurality of with the spacing boss of draw-in groove adaptation, locking rubber sleeve keeps away from one side of nut is equipped with first anti-skidding portion, is equipped with second anti-skidding portion on locking rubber sleeve's the outer peripheral face, the nut is kept away from one side of screw rod is equipped with the hexagonal recess. The utility model provides a locking car screw that moves can prevent effectively that the car screw is not hard up, can satisfy the in-service use demand better.
Description
Technical Field
The utility model relates to an automobile screw technical field, concretely relates to locking car screw that moves.
Background
The screw is a tool for fastening the parts of the object step by utilizing the physics and mathematical principles of the inclined circular rotation and friction of the object. Screws are a common term for fasteners, a common spoken word. The screw is an indispensable industrial necessity in daily life, and the screw has an important task in industry, and as long as the industry exists on the earth, the function of the screw is always important. The screw is a common invention in production and life of people for thousands of years, and is the first invention of human according to the application field. At present, automobile screws are widely used in the automobile manufacturing industry.
The existing automobile screw is poor in anti-loosening effect, the automobile screw is loosened and falls off due to long-time running and bumping of an automobile, and the automobile screw is very easy to loosen and fall off due to lack of anti-loosening measures, so that safety accidents are very easy to cause. In view of the above-mentioned shortcomings, the present invention provides an improvement.
Disclosure of Invention
In order to overcome the not enough of background art, the utility model provides a locking car screw that moves can prevent effectively that the car screw is not hard up, can satisfy the in-service use demand better.
The utility model adopts the technical proposal that: the utility model provides an anti-loosening automobile screw, including nut, screw rod and anti loosening structure, anti loosening structure is including locking rubber sleeve, locking rubber sleeve's diameter with the diameter of nut is the same, the screw rod includes glossy connecting portion and the screw thread portion that has the external screw thread, connecting portion establish between nut and the screw thread portion, the cover is equipped with locking rubber sleeve, locking rubber sleeve is close to one side of nut is equipped with a plurality of draw-in grooves, be equipped with on the nut a plurality of with the spacing boss of draw-in groove adaptation, locking rubber sleeve keeps away from one side of nut is equipped with first antiskid portion, is equipped with second antiskid portion on locking rubber sleeve's the outer peripheral face, the nut is kept away from one side of screw rod is equipped with the hexagonal recess.
In order to better prevent the anti-loosening rubber sleeve and the nut from rotating relatively, the clamping groove is a circular truncated cone-shaped groove, and the limiting boss is circular truncated cone-shaped.
Preferably, the locking rubber sleeve is uniformly provided with four clamping grooves and four clamping grooves which are annularly arranged, and the nut is uniformly provided with four limiting bosses and four limiting bosses which are annularly arranged.
In order to be beneficial to enhancing the anti-loosening effect, the first anti-slip part is provided with uneven anti-slip teeth.
In order to be beneficial to enhancing the anti-loosening effect, the second anti-skidding parts are arranged into anti-skidding convex points which are uniformly arranged.
In order to further promote the locking effect that moves, anti loosening structure still includes reinforcing strip and reinforcing screw, be equipped with two spacing holes on the nut and two spacing hole symmetries set up the both sides of hexagonal recess, reinforcing strip is rectangular shape, reinforcing strip's both ends respectively establish one with the spacing post of spacing hole adaptation, reinforcing strip's both ends still respectively establish one with the fixed orifices of reinforcing screw adaptation, two fixed orifices are located two respectively the outer end of spacing post.
Preferably, the reinforcing strip is integrally formed, and two ends of the reinforcing strip are both arc-shaped.
To sum up, the utility model discloses beneficial effect does:
1. the clamping groove is a truncated cone-shaped groove, the limiting boss is truncated cone-shaped and can be conveniently processed actually, the truncated cone-shaped limiting boss is clamped into the clamping groove in the anti-loosening rubber sleeve, the anti-loosening rubber sleeve can be effectively limited by the internal energy of the clamping groove, the anti-loosening rubber sleeve can be prevented from rotating relative to the nut, and the limiting boss is truncated cone-shaped, so that the nut and the limiting boss can better extrude the anti-loosening rubber sleeve when the threaded part is tightened, and a better anti-loosening effect can be favorably obtained;
2. the anti-slip teeth on the anti-loose rubber sleeve are arranged along the circumferential direction and are uneven, the friction force can be effectively increased by adopting the anti-slip tooth design, and the friction force can also be effectively increased by additionally arranging the anti-slip salient points on the outer circumferential surface of the anti-loose rubber sleeve, so that the anti-loose effect of the anti-loose rubber sleeve can be better enhanced;
3. the anti-loosening rubber sleeve can play a first-stage anti-loosening role, and the reinforcing strip and the reinforcing screw can play a second-stage anti-loosening role, so that the automobile screw can be effectively prevented from loosening, and the actual use requirement can be better met.
The invention is further described with reference to the accompanying drawings and the detailed description.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, 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 inventive exercise.
FIG. 1 is a schematic sectional view of the overall structure of the present invention;
FIG. 2 is a front view of the nut, the anti-loosening rubber sleeve and the screw of the present invention;
FIG. 3 is a schematic top view of the nut, the anti-loosening rubber sleeve and the screw of the present invention;
FIG. 4 is a schematic bottom view of the nut, the anti-loosening rubber sleeve and the screw of the present invention;
FIG. 5 is a schematic view of the nut of the present invention with a limiting boss;
fig. 6 is a schematic structural view of the reinforcing bar and the reinforcing screw of the present invention;
fig. 7 is a schematic top view of the reinforcing strip of the present invention installed on the top of the nut;
fig. 8 is a schematic view of an installation of the present invention;
the drawing marks comprise a nut 1, a connecting part 2, a thread part 3, a locking rubber sleeve 4, a clamping groove 5, a limiting boss 6, a hexagonal groove 7, an anti-skidding tooth 8, an anti-skidding convex point 9, a reinforcing strip 10, a reinforcing screw 11, a limiting hole 12, a limiting column 13, a fixing hole 14, a workpiece 15 and an installation part 16.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to fig. 1 to 8 in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
In order to make the purpose, technical solution and advantages of the present invention clearer, the following will combine the drawings in the embodiments of the present invention to perform more detailed description on the technical solution in the embodiments of the present invention.
As shown in fig. 1 to 8, the anti-loosening automotive screw disclosed in this embodiment includes a nut 1, a threaded rod and an anti-loosening structure, the anti-loosening structure comprises an anti-loosening rubber sleeve 4, the diameter of the anti-loosening rubber sleeve 4 is the same as that of the screw cap 1, the screw comprises a smooth connecting part 2 and a thread part 3 with external threads, the connecting part 2 is arranged between the screw cap 1 and the thread part 3, the connecting part 2 is sleeved with the anti-loosening rubber sleeve 4, one side of the anti-loosening rubber sleeve 4, which is close to the screw cap 1, is provided with a plurality of clamping grooves 5, be equipped with on nut 1 a plurality of with spacing boss 6 of 5 adaptations of draw-in groove, locking rubber sleeve 4 is kept away from one side of nut 1 is equipped with first antiskid portion, is equipped with second antiskid portion on the outer peripheral face of locking rubber sleeve 4, nut 1 is kept away from one side of screw rod is equipped with hexagonal recess 7.
In the technical scheme, the hexagonal groove 7 is arranged on the nut 1 to facilitate the screwing of the whole automobile screw, the anti-loose rubber sleeve 4 is sleeved on the connecting part 2, the plurality of limiting bosses 6 on the nut 1 are respectively clamped into the clamping grooves 5 on the anti-loose rubber sleeve 4, the anti-loose rubber sleeve 4 and the nut 1 can be prevented from rotating relatively by arranging the limiting bosses 6 and the clamping grooves 5, when the workpiece 15 is fixed on the installation part 16, the screw thread part 3 of the automobile screw is screwed into the screw thread hole on the installation part 16, the nut 1 of the automobile screw is clamped into the countersunk head through hole on the workpiece 15, the limiting bosses 6 clamped in the clamping grooves 5 can extrude the anti-loose rubber sleeve 4 in the screwing process of the screw thread part 3 of the automobile screw, so that the first anti-slip part and the second anti-slip part can be tightly attached to the inner wall of the countersunk head through hole, the friction force is effectively increased, the anti-slip rubber sleeve 4 acts on the nut 1 to prevent the nut 1 and the screw from rotating, thereby preventing the automobile screw from loosening. The diameter of the anti-loosening rubber sleeve 4 is the same as that of the nut 1, so that the anti-loosening rubber sleeve 4 and the nut 1 can be conveniently sunk into the countersunk through hole in the workpiece 15 together. The anti-loose rubber sleeve 4, the workpiece 15 and the mounting part 16 all refer to the prior art and are not further described herein.
In order to better prevent the anti-loosening rubber sleeve 4 and the nut 1 from rotating relatively, the clamping groove 5 is a truncated cone-shaped groove, and the limiting boss 6 is in a truncated cone shape. In this embodiment, spacing boss 6 and draw-in groove 5 all adopt the design of round platform shape, can be convenient for process, 5 internal energy of the spacing boss 6 card income draw-in groove on the locking rubber sleeve 4 of round platform shape are spacing to locking rubber sleeve 4 effectively, can prevent that locking rubber sleeve 4 from producing rotation 1 relative nut, spacing boss 6 is the round platform shape, nut 1 can extrude locking rubber sleeve 4 better with spacing boss 6 when screwing up screw portion 3 like this, can be favorable to first non-slip portion and the second non-slip portion on locking rubber sleeve 4 to paste the inner wall of tight countersunk head through-hole more firmly.
As an optimized technical scheme, the locking rubber sleeve 4 is uniformly provided with four clamping grooves 5 and four clamping grooves 5 which are annularly arranged, and the nut 1 is uniformly provided with four limiting bosses 6 and four limiting bosses 6 which are annularly arranged. In this embodiment, set up four spacing bosss 6 that are the annular and arrange on the nut 1, adopt four spacing bosss 6 cards of round platform shape to go on spacingly in four draw-in grooves 5, the processing and the assembly of both being convenient for part also can prevent locking rubber sleeve 4 and nut 1 relative rotation effectively, can satisfy actual demand better.
In order to facilitate the anti-loosening effect, the first anti-slip part is provided with uneven anti-slip teeth 8. In this embodiment, the first anti-slip portion on the anti-loose rubber sleeve 4 is set as the anti-slip teeth 8, the anti-slip teeth 8 are arranged along the circumferential direction and are uneven, the design of the anti-slip teeth 8 can effectively increase the friction force, and the anti-loose effect of the anti-loose rubber sleeve 4 can be better enhanced. The said anti-slip teeth 8 can be referred to the prior art and will not be further described here.
In order to be beneficial to enhancing the anti-loosening effect, the second anti-slip parts are provided with anti-slip convex points 9 which are uniformly arranged. The second antiskid portion on the outer peripheral face of locking rubber sleeve 4 establishes to anti-skidding bump 9, and the anti-skidding bump 9 of this embodiment is triangle-shaped, and anti-skidding bump 9 is adjustable when concrete implementation is other shapes, for example circular etc. can increase frictional force effectively through addding anti-skidding bump 9 on locking rubber sleeve 4 outer peripheral face, can make locking rubber sleeve 4 strengthen locking effect better. The anti-slip bumps 9 can be referred to the prior art and will not be further described here.
In order to further promote the locking effect of moving, anti loosening structure still includes reinforcing strip 10 and reinforcing screw 11, be equipped with two spacing holes 12 and two spacing hole 12 symmetries on the nut 1 and set up the both sides of hexagonal recess 7, reinforcing strip 10 is rectangular shape, reinforcing strip 10's both ends respectively establish one with the spacing post 13 of spacing hole 12 adaptation, reinforcing strip 10's both ends still respectively establish one with the fixed orifices 14 of reinforcing screw 11 adaptation, two fixed orifices 14 are located two respectively the outer end of spacing post 13. In this embodiment, be equipped with on the work piece 15 with the reinforcement screw hole of reinforcing screw 11 adaptation, screw thread portion 3 with the car screw screws up the back nut 1 and sink in the countersunk head through-hole of work piece 15, it makes two spacing posts 13 on the reinforcing bar 10 card respectively go into two spacing downtheholes 12 on the nut 1 to install reinforcing bar 10, then will reinforce screw 11 and pass and twist behind the fixed orifices 14 and consolidate in the screw thread hole, just so can all fix the both ends of reinforcing bar 10 to work piece 15 on, it is spacing to consolidate bar 10 and can wholly carry on nut 1, and effectively prevent the relative work piece 15 of nut 1 and rotate through two spacing posts 13, and then just promoted locking effect.
As a preferred technical solution, the reinforcing bar 10 is integrally formed, and both ends of the reinforcing bar 10 are arc-shaped. In this embodiment, consolidate strip 10 integrated into one piece, structural strength is good, and the arc design is adopted at the both ends of consolidating strip 10, can reinforcing screw 11 by easy to assemble, also can eliminate sharp limit, has promoted the security of using.
The working mode is as follows: in the process of fixing the workpiece 15 to the mounting part 16, the screw thread part 3 of the automobile screw is screwed into the screw thread hole on the mounting part 16, the screw cap 1 of the automobile screw is clamped into the countersunk head through hole on the workpiece 15, the truncated cone-shaped limiting boss 6 is clamped into the clamping groove 5 on the anti-loosening rubber sleeve 4 to effectively limit the anti-loosening rubber sleeve 4, the anti-loosening rubber sleeve 4 can be prevented from rotating relative to the screw cap 1, the anti-loosening rubber sleeve 4 can be better extruded by the truncated cone-shaped limiting boss 6 in the process of gradually screwing the screw thread part 3 of the automobile screw, so that the anti-skidding teeth 8 and the anti-skidding salient points 9 can be more firmly attached to the inner wall of the countersunk head through hole, the friction force is effectively increased, the screw cap 1 sinks into the countersunk head through hole of the workpiece 15 after the screw thread part 3 of the automobile screw is screwed, then the reinforcing bar 10 and the reinforcing screw 11 are installed, and the two ends of the reinforcing bar 10 can be fixed on the workpiece 15 by screwing the reinforcing screw 11, two spacing posts 13 go into spacing hole 12 and can prevent effectively that nut 1 from rotating 15 relative work pieces, can know from this and can play the first order locking effect of moving through addding locking rubber sleeve 4, can play the second order locking effect of moving through addding reinforcing strip 10 and reinforcing screw 11, just so can prevent effectively that the car screw is not hard up, can satisfy the in-service use demand better.
The skilled person should understand that: although the present invention has been described in terms of the above embodiments, the inventive concept is not limited to this embodiment, and any modification that utilizes the inventive concept is intended to be within the scope of the present patent application.
Claims (7)
1. The utility model provides a locking car screw that moves which characterized in that: including nut, screw rod and anti loosening structure, anti loosening structure is including locking rubber sleeve, locking rubber sleeve's diameter with the diameter of nut is the same, the screw rod includes glossy connecting portion and the screw thread portion that has the external screw thread, connecting portion establish between nut and the screw thread portion, the cover is equipped with locking rubber sleeve, locking rubber sleeve is close to one side of nut is equipped with a plurality of draw-in grooves, be equipped with on the nut a plurality of with the spacing boss of draw-in groove adaptation, locking rubber sleeve keeps away from one side of nut is equipped with first antiskid portion, is equipped with second antiskid portion on locking rubber sleeve's the outer peripheral face, the nut is kept away from one side of screw rod is equipped with the hexagonal recess.
2. The anti-loosening automobile screw as claimed in claim 1, wherein: the clamping groove is a truncated cone-shaped groove, and the limiting boss is truncated cone-shaped.
3. The anti-loosening automobile screw as claimed in claim 2, wherein: the locking rubber sleeve is uniformly provided with four clamping grooves and four clamping grooves which are annularly arranged, and the nut is uniformly provided with four limiting bosses and four limiting bosses which are annularly arranged.
4. A locking automotive screw of claim 3, characterized in that: the first anti-slip part is provided with uneven anti-slip teeth.
5. The anti-loosening automobile screw as claimed in claim 4, wherein: the second anti-skid parts are arranged into anti-skid convex points which are uniformly arranged.
6. The anti-loosening automobile screw as claimed in claim 5, wherein: the anti-loosening structure further comprises a reinforcing strip and a reinforcing screw, wherein two limiting holes and two limiting hole symmetries are formed in the nut and are arranged on two sides of the hexagonal groove, the reinforcing strip is long, two ends of the reinforcing strip are respectively provided with one limiting column matched with the limiting holes, two ends of the reinforcing strip are respectively provided with one fixing hole matched with the reinforcing screw, and the two fixing holes are respectively located at two outer ends of the limiting columns.
7. The anti-loosening automobile screw as claimed in claim 6, wherein: the reinforcing strip is integrally formed, and two ends of the reinforcing strip are arc-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121186323.6U CN214998745U (en) | 2021-05-28 | 2021-05-28 | Locking car screw that moves |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121186323.6U CN214998745U (en) | 2021-05-28 | 2021-05-28 | Locking car screw that moves |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214998745U true CN214998745U (en) | 2021-12-03 |
Family
ID=79088449
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121186323.6U Active CN214998745U (en) | 2021-05-28 | 2021-05-28 | Locking car screw that moves |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214998745U (en) |
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2021
- 2021-05-28 CN CN202121186323.6U patent/CN214998745U/en active Active
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