CN217002592U - Nut capable of reducing looseness - Google Patents
Nut capable of reducing looseness Download PDFInfo
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- CN217002592U CN217002592U CN202123155015.XU CN202123155015U CN217002592U CN 217002592 U CN217002592 U CN 217002592U CN 202123155015 U CN202123155015 U CN 202123155015U CN 217002592 U CN217002592 U CN 217002592U
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- screw
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Abstract
The utility model relates to the technical field of hardware accessories and discloses a nut capable of reducing looseness. This reduce not hard up nut, through setting up the fixture block, the draw-in groove, a spring, and the movable rod, in the use, utilize the screw thread with circular nut and bolt threaded connection, stop when top is closely laminated in circular nut top and the recess, meanwhile, the fixture block enters into the draw-in groove inside under the effect of spring, the completion is to circular nut's installation, make the unable antiport in fixed back of circular nut under the effect of fixture block and draw-in groove, avoided circular nut to appear not hard up phenomenon when receiving the exogenic action, the fixed stability of the device has been improved.
Description
Technical Field
The utility model relates to the technical field of hardware fittings, in particular to a nut capable of reducing looseness.
Background
The nut is a part screwed together with a bolt or a screw rod to play a role in fastening, and an element which is necessary for all production and manufacturing machines is divided into carbon steel, stainless steel, nonferrous metal and the like according to different materials. The working principle of the nut is that the nut and the bolt are self-locked by friction force. But the reliability of such self-locking in dynamic loads is reduced.
When the existing nut is vibrated in the using process, the phenomenon of looseness can occur, the nut loses the fixing effect after being loosened, accidents are easily caused, and certain economic loss is caused.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to a nut with reduced loosening to solve the above-mentioned problems of the prior art.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a reduce not hard up nut, includes the gasket, the inside spacing groove of seting up of gasket, spacing inslot top fixedly connected with spring, spring bottom fixedly connected with slider, slider left side fixedly connected with movable rod, the spout has been seted up to the spacing inslot side, movable rod bottom fixedly connected with fixture block, the gasket bottom is seted up flutedly, spacing tank bottom and recess top are linked together, the fixture block bottom runs through in the spacing tank bottom and extends into inside the recess, the top overlap joint has circular nut in the recess. The top of the round nut is provided with a clamping groove.
Preferably, the slider is provided with two, and two sliders are located the movable rod left and right sides respectively, the draw-in groove is the annular and distributes at circular nut top, and the draw-in groove can make and correspond the slider and enter into the draw-in groove in, carry on spacingly to circular nut.
Preferably, the sliding grooves are arranged in two numbers, the two sliding grooves are respectively positioned on the left side and the right side of the limiting groove, the two sliding blocks are connected to the inner sides of the corresponding sliding grooves in a sliding mode, and the sliding grooves and the sliding blocks can limit the moving track of the movable rod.
Preferably, the spring is sleeved on the outer surface of the movable rod, the fixture blocks are annularly distributed at the bottom of the gasket, the bottoms of the fixture blocks are located inside the clamping grooves, the bottoms of the fixture blocks are arranged on inclined planes, and the fixture blocks can conveniently enter the clamping grooves through the inclined planes.
Preferably, the top of the gasket is provided with a through hole, and the inner side of the through hole is slidably connected with a bolt. The bolt top fixedly connected with nut, the bolt surface and the inboard threaded connection of circular nut, the screw has been seted up at the gasket top.
Preferably, the inner side of the screw hole is in threaded connection with a fixing screw, a cross-shaped groove is formed in the top of the nut, and the fixing screw can prevent the gasket from rotating along with the circular nut.
Preferably, the screw holes are arranged in two, the two screw holes are respectively located on the left side and the right side of the gasket, anti-slip threads are formed in the outer surface of the circular nut, the anti-slip threads are distributed on the outer surface of the circular nut at equal intervals, and the gasket is fixed from the two sides of the gasket by using fixing screws.
Compared with the prior art, the utility model has the beneficial effects that:
1. this reduce not hard up nut, through setting up the fixture block, the draw-in groove, a spring, and the movable rod, in the use, earlier fix the bolt behind suitable position, cup joint the gasket at the bolt surface, fix the gasket position through set screw, then utilize the screw thread with circular nut and bolt threaded connection, when circular nut top contacts the fixture block bottom, rotate circular nut once more, the rotation of circular nut promotes the fixture block and gets into the spacing inslot, stop when closely laminating in top and recess in the circular nut top, meanwhile, the fixture block enters into inside the draw-in groove under the effect of spring, accomplish the installation to circular nut, make unable counter rotation behind circular nut is fixed under the effect of fixture block and draw-in groove, the phenomenon that becomes flexible appears when having avoided circular nut receiving the exogenic action, the fixed stability of the device has been improved.
2. This reduce not hard up nut through setting up screw, set screw and gasket, in the use, is fixed with the gasket through set screw, can prevent that the gasket from following circular nut and rotating to cause the device not hard up, influence the device's fixed effect, effectively prevent simultaneously because of the not hard up emergence that causes the accident of circular nut, improved the device's security, the circular nut of rotation that anti-skidding line can be more convenient has improved circular nut's installation effectiveness.
Drawings
FIG. 1 is a schematic view of the front side of the overall structure of the present invention;
FIG. 2 is a schematic sectional view of the front part of the overall structure of the present invention;
FIG. 3 is a perspective view of the gasket of the present invention;
fig. 4 is an enlarged schematic view of a portion a in fig. 2.
In the figure: 1. a nut; 2. a bolt; 3. a gasket; 4. a circular nut; 5. a set screw; 6. a screw hole; 7. a card slot; 8. a clamping block; 9. a through hole; 10. a groove; 11. a slider; 12. a chute; 13. a limiting groove; 14. a spring; 15. a movable rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a nut capable of reducing looseness comprises a gasket 3, a limiting groove 13 is formed in the gasket 3, a spring 14 is fixedly connected to the top of the inner portion of the limiting groove 13, a sliding block 11 is fixedly connected to the bottom end of the spring 14, a movable rod 15 is fixedly connected to the left side of the sliding block 11, the spring 14 is sleeved on the outer surface of the movable rod 15, two sliding blocks 11 are arranged on the left side and the right side of the movable rod 15 respectively, sliding grooves 12 are formed in the inner side of the limiting groove 13, two sliding grooves 12 are formed in the left side and the right side of the limiting groove 13 respectively, the two sliding blocks 11 are connected to the inner sides of the corresponding sliding grooves 12 in a sliding mode, clamping blocks 8 are fixedly connected to the bottom end of the movable rod 15, the clamping blocks 8 are distributed at the bottom of the gasket 3 in an annular mode, the bottom of the clamping blocks 8 is arranged in an inclined plane, a groove 10 is formed in the bottom of the gasket 3, the bottom of the limiting groove 13 is communicated with the top of a groove 10, the bottom of the clamping blocks 8 penetrates through the bottom of the limiting groove 13 and extends into the groove 10, the circular screw cap 4 is lapped on the top inside the groove 10. The top of the round nut 4 is provided with a clamping groove 7, the clamping groove 7 is annularly distributed at the top of the round nut 4, the bottom of the clamping block 8 is positioned inside the clamping groove 7, the clamping block 8, the clamping groove 7, the spring 14 and the movable rod 15 are arranged, in the using process, the bolt 2 is firstly fixed at a proper position, the gasket 3 is sleeved on the outer surface of the bolt 2, the position of the gasket 3 is fixed through the fixing screw 5, then the round nut 4 is in threaded connection with the bolt 2 through threads, when the top of the round nut 4 contacts the bottom of the clamping block 8, the round nut 4 is rotated again, the rotation of the round nut 4 pushes the clamping block 8 to enter the limiting groove 13 until the top of the round nut 4 is tightly attached to the top inside the groove 10, meanwhile, the clamping block 8 enters the inside of the clamping groove 7 under the action of the spring 14 to complete the installation of the round nut 4, the round nut 4 cannot rotate reversely after being fixed under the action of the clamping block 8 and the clamping groove 7, the phenomenon that the circular nut 4 is loosened under the action of external force is avoided, and the fixing stability of the device is improved.
Through-hole 9 has been seted up at gasket 3 top, and the inboard sliding connection of through-hole 9 has bolt 2. The top end of the bolt 2 is fixedly connected with a nut 1, the outer surface of the bolt 2 is in threaded connection with the inner side of a circular nut 4, the top of the gasket 3 is provided with two screw holes 6, the two screw holes 6 are respectively positioned at the left side and the right side of the gasket 3, the outer surface of the circular nut 4 is provided with anti-slip lines which are distributed on the outer surface of the circular nut 4 at equal intervals in an intensive manner, the inner side of each screw hole 6 is in threaded connection with a fixing screw 5, the top of the nut 1 is provided with a cross-shaped groove 10, the screw holes 6, the fixing screws 5 and the gasket 3 are arranged, in the using process, the gasket 3 is fixed through the fixing screws 5, the gasket 3 can be prevented from rotating along with the circular nut 4, the loosening of the device is further prevented, the fixing effect of the device is influenced, meanwhile, the occurrence of accidents caused by the loosening of the circular nut 4 is effectively prevented, the safety of the device is improved, the anti-slip lines can more conveniently rotate the circular nut 4, the mounting efficiency of the circular nut 4 is improved.
In the practical operation process, when the device is used, firstly, the bolt 2 is fixed at a proper position, then the gasket 3 is sleeved on the outer surface of the bolt 2, the position of the gasket 3 is fixed through the fixing screw 5, then the circular nut 4 is in threaded connection with the bolt 2 through threads, when the top of the circular nut 4 contacts the bottom of the clamping block 8, the circular nut 4 is rotated again, the clamping block 8 is pushed to enter the limiting groove 13 by the rotation of the circular nut 4 until the top of the circular nut 4 is tightly attached to the top of the groove 10, the circular nut is stopped, meanwhile, the clamping block 8 enters the clamping groove 7 under the action of the spring 14, the installation of the circular nut 4 is completed, the sliding groove 12 and the sliding block 11 can limit the motion track of the movable rod 15, the anti-skid grains can facilitate the rotation of the circular nut 4, the anti-skid effect is achieved, the bottom of the clamping block 8 is an inclined plane, so that the circular nut 4 can rotate when being screwed, the screw cannot be reversely rotated after being screwed, so that the circular screw cap 4 cannot be loosened.
It is noted that, herein, relational terms such as first and second, 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. The term "comprising", without further limitation, means that the element so defined is not excluded from the group consisting of additional identical elements in the process, method, article, or apparatus that comprises the element.
Claims (7)
1. The utility model provides a reduce not hard up nut, includes gasket (3), its characterized in that: spacing groove (13) are seted up to gasket (3) inside, top fixedly connected with spring (14) in spacing groove (13), spring (14) bottom fixedly connected with slider (11), slider (11) left side fixedly connected with movable rod (15), spout (12) have been seted up to spacing groove (13) inboard, movable rod (15) bottom fixedly connected with fixture block (8), recess (10) are seted up to gasket (3) bottom, spacing groove (13) bottom is linked together with recess (10) top, fixture block (8) bottom is run through inside spacing groove (13) bottom and extend into recess (10), the top overlap joint has circular nut (4) in recess (10), draw-in groove (7) have been seted up at circular nut (4) top.
2. A loosening-reducing nut as defined in claim 1, wherein: the sliding blocks (11) are arranged in two numbers, the two sliding blocks (11) are respectively located on the left side and the right side of the movable rod (15), and the clamping grooves (7) are annularly distributed on the tops of the circular screw caps (4).
3. A loosening reduction nut as defined in claim 1, wherein: the sliding grooves (12) are two, the two sliding grooves (12) are respectively located on the left side and the right side in the limiting groove (13), and the two sliding blocks (11) are connected to the inner sides of the corresponding sliding grooves (12) in a sliding mode.
4. A loosening-reducing nut as defined in claim 1, wherein: the spring (14) is sleeved on the outer surface of the movable rod (15), the fixture blocks (8) are annularly distributed at the bottom of the gasket (3), the bottoms of the fixture blocks (8) are located inside the clamping grooves (7), and the bottoms of the fixture blocks (8) are arranged in an inclined plane.
5. A loosening reduction nut as defined in claim 1, wherein: through-hole (9) have been seted up at gasket (3) top, through-hole (9) inboard sliding connection has bolt (2), bolt (2) top fixedly connected with nut (1), bolt (2) surface and the inboard threaded connection of circular nut (4), screw (6) have been seted up at gasket (3) top.
6. A loosening reduction nut as defined in claim 5, wherein: the inner side of the screw hole (6) is in threaded connection with a fixing screw (5), and a cross-shaped groove (10) is formed in the top of the nut (1).
7. A loosening reduction nut as defined in claim 5, wherein: the anti-skidding screw cap is characterized in that the screw holes (6) are arranged in two, the two screw holes (6) are respectively located on the left side and the right side of the gasket (3), anti-skidding threads are arranged on the outer surface of the circular screw cap (4), and the anti-skidding threads are distributed on the outer surface of the circular screw cap (4) at equal intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123155015.XU CN217002592U (en) | 2021-12-15 | 2021-12-15 | Nut capable of reducing looseness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123155015.XU CN217002592U (en) | 2021-12-15 | 2021-12-15 | Nut capable of reducing looseness |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217002592U true CN217002592U (en) | 2022-07-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123155015.XU Active CN217002592U (en) | 2021-12-15 | 2021-12-15 | Nut capable of reducing looseness |
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|---|---|
| CN (1) | CN217002592U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116480675A (en) * | 2023-06-21 | 2023-07-25 | 福建省华盖机械制造有限公司 | Shockproof bolt with limiting function |
-
2021
- 2021-12-15 CN CN202123155015.XU patent/CN217002592U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116480675A (en) * | 2023-06-21 | 2023-07-25 | 福建省华盖机械制造有限公司 | Shockproof bolt with limiting function |
| CN116480675B (en) * | 2023-06-21 | 2023-09-26 | 福建省华盖机械制造有限公司 | Shockproof bolt with limiting function |
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