CN219755064U - Nut with double anti-loose structures - Google Patents
Nut with double anti-loose structures Download PDFInfo
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- CN219755064U CN219755064U CN202223122682.2U CN202223122682U CN219755064U CN 219755064 U CN219755064 U CN 219755064U CN 202223122682 U CN202223122682 U CN 202223122682U CN 219755064 U CN219755064 U CN 219755064U
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- nut
- fixing
- bolt
- fixedly connected
- fixed
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- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses a nut with a double anti-loose structure, which comprises a fixing structure, an auxiliary structure and a rain shelter structure, wherein the auxiliary structure is fixedly connected to the surface of the fixing structure, the auxiliary structure comprises a connecting unit and a fixing unit, and the fixing unit comprises an endpoint of the connecting unit. When the nut with the double anti-loose structure is used, a bolt is screwed into the surface of the mechanical structure by using the nut, the lower nut is screwed into the surface of the mechanical structure at the other end of the bolt, the upper nut is screwed into the surface of the lower nut, then a tool is used for fixing the lower nut to screw the upper nut, the first fixing bolt is screwed into the surface of the first bottom plate, the upper nut is further fixed, if the nut is used outdoors for a long time, the fixing structure and the auxiliary structure need to be covered by the rain-proof cover, and the second fixing bolt is used for fixing the rain-proof cover onto the surface of the mechanical structure, and the axial force of the upper nut is kept by the auxiliary structure, so that the problem of looseness of the nut is solved.
Description
Technical Field
The utility model relates to the technical field of traditional machinery, in particular to a nut with a double anti-loose structure.
Background
The double nuts are widely applied to power equipment, chemical equipment, oil refining equipment, valves, railways, bridges, steel structures, steam friction accessories, machinery, boiler steel structures, towers, large-span steel structures, large-scale buildings and the like, the principle of double nut locking is that the nuts are required to be not loosened, friction resistance for stabilizing the nuts is required to be increased, after the two nuts are screwed, axial force is generated between the nuts, the axial force can ensure the increase of the friction force between the nuts and the bolts, and therefore the nuts are prevented from being naturally loosened.
The utility model of patent application number 202120702739.2 discloses a double-nut anti-loosening structure, which comprises a bolt, the bottom of the bolt is connected with a first nut and a second nut, the top of the second nut is fixedly welded with a fixed hook, a groove is formed in the first nut, the fixed hook corresponds to the groove, sliding grooves are symmetrically formed in the outer side of the first nut, cavities are symmetrically formed in the second nut, the first nut is internally connected with a fixing device, and the second nut is internally connected with a oiling device.
This two nut locking structures prevents the problem that drops of nut through the mode with first nut and second nut are fixed, but the device makes two nuts become an organic wholely with two nut fixation, has lost the axial force that two nuts produced on the contrary, and the effect of preventing drop is not fine.
Disclosure of Invention
The utility model aims to provide a double-anti-loose structure nut so as to solve the problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a two locknut, includes fixed knot constructs, auxiliary structure and structure of taking shelter from rain, auxiliary structure fixed connection is in fixed knot constructs's surface, take shelter from rain structure fixed connection is in fixed knot constructs's surface.
The auxiliary structure comprises a connecting unit and a fixing unit, wherein the connecting unit is fixedly connected to the surface of the fixing structure, and the fixing unit comprises end points of the connecting unit.
Preferably, the connecting unit comprises a fixed block, a fixed rod, a first connecting shaft, a connecting plate and a second connecting shaft, wherein the fixed block is fixedly connected to the surface of the fixed structure, the fixed rod is fixedly connected to the inner side surface of the fixed block, the first connecting shaft is fixedly connected to the surface center of the fixed rod, the connecting plate is fixedly connected to the surface of the first connecting shaft, the second connecting shaft is fixedly connected to the pad surface of the connecting plate, and the connecting unit is used for connecting the fixed unit to the fixed structure.
Preferably, the fixing unit comprises a first bottom plate and a first fixing bolt, the first bottom plate is fixedly connected to the surface of the second connecting shaft, the first fixing bolt is in threaded connection with the inside of the first bottom plate, and the fixing unit is used for being further connected with the upper nut to prevent the upper nut from loosening on the surface of the bolt.
Preferably, the fixing structure comprises a bolt, an upper nut, a lower nut, a mechanical structure surface and a nut, wherein the bolt is in threaded connection with the inner side of the mechanical structure surface, the upper nut is in threaded connection with the surface of the bolt, the lower nut is in threaded connection with the surface of the bolt, the mechanical structure surface is fixedly arranged on the low side of the device, the nut is fixedly connected with the end point surface of the bolt, and the fixing structure is a basic structure of the device and is used for fixing the mechanical structure surface.
Preferably, the rain shielding structure comprises a rain shielding cover, a second bottom plate and a second fixing bolt, wherein the rain shielding cover is fixedly connected to the surface of the mechanical structure, the second bottom plate is fixedly connected to the bottom surface of the rain shielding cover, the second fixing bolt is in threaded connection with the inner side of the second bottom plate, and the rain shielding structure is used for preventing the fixing structure and the auxiliary structure from rusting and preventing the upper nut and the lower nut from being removed smoothly.
Preferably, the number of the auxiliary structures is six, the number of the auxiliary structures is determined according to the shape of the upper nut, the shape of the upper nut is hexagonal, and each nut surface is fixedly connected with a group of auxiliary structures.
Preferably, the fixing blocks are positioned on the surface of the lower nut of the fixing structure, and each group of auxiliary structures is provided with two fixing blocks.
Compared with the prior art, the utility model has the beneficial effects that: when the nut with the double anti-loose structure is used, a bolt is screwed into the surface of a mechanical structure by using the nut, a lower nut is screwed into the surface of the mechanical structure at the other end of the bolt, an upper nut is screwed into the surface of the lower nut, a tool is fixed to the lower nut to screw the upper nut, all the bottom plates I are arranged on the surface of the mechanical structure, the fixing bolt I is screwed into the surface of the bottom plate I, the upper nut is further fixed, if the nut is used outdoors for a long time, a rain shield cover is required to cover the fixing structure and an auxiliary structure to fix the rain shield onto the surface of the mechanical structure through the second bottom plate and the second fixing bolt I, and the device maintains the axial force of the upper nut through the auxiliary structure, so that the problem of looseness of the nut is solved.
Drawings
FIG. 1 is a schematic view of a rain shelter structure according to the present utility model;
FIG. 2 is a schematic diagram of an auxiliary structure of the present utility model;
FIG. 3 is an enlarged schematic view of the structure of FIG. 2A according to the present utility model;
FIG. 4 is an enlarged schematic view of the structure of FIG. 2B according to the present utility model;
fig. 5 is a schematic elevational view of the present utility model.
In the figure: 1. a fixed structure; 101. a bolt; 102. a top nut; 103. a lower nut; 104. a mechanical structure surface; 105. a screw cap; 2. an auxiliary structure; 201. a fixed block; 202. a fixed rod; 203. a first connecting shaft; 204. a connecting plate; 205. a second connecting shaft; 206. a first negative film; 207. a first fixing bolt; 3. a rain shielding structure; 301. a rain shield; 302. a second negative film; 303. and fixing a second bolt.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-5, the present utility model provides a technical solution: the utility model provides a two locking structure nuts, includes fixed knot constructs 1, auxiliary structure 2 and structure 3 keeps out rain, and auxiliary structure 2 fixed connection is in the surface of fixed knot constructs 1, and auxiliary structure 2 quantity is six, and the shape of going up nut 102 is hexagon according to the shape of going up nut 102 when auxiliary structure 2 quantity, and every nut face all fixedly connected with a set of auxiliary structure 2 keeps out rain 3 fixed connection in the surface of fixed knot constructs 1, and structure 3 can be with fixed knot construct 1 and auxiliary structure 2 parcel including keeping out rain.
The auxiliary structure 2 comprises a connecting unit and a fixing unit, the connecting unit is fixedly connected to the surface of the fixing structure 1, and the fixing unit comprises end points of the connecting unit.
The connecting unit comprises a fixed block 201, a fixed rod 202, a first connecting shaft 203, a connecting plate 204 and a second connecting shaft 205, wherein the fixed block 201 is fixedly connected to the surface of the fixed structure 1, the fixed block 201 is positioned on the surface of a lower nut 103 of the fixed structure 1, each group of auxiliary structures 2 is provided with two fixed blocks 201, the fixed rod 202 is fixedly connected to the inner side surface of the fixed block 201, the first connecting shaft 203 is fixedly connected to the center of the surface of the fixed rod 202, the connecting plate 204 is fixedly connected to the surface of the first connecting shaft 203, the second connecting shaft 205 is fixedly connected to the pad surface of the connecting plate 204, the connecting unit is used for connecting the fixed unit to the fixed structure 1, the connecting unit is used for connecting the fixed rod 202 and the first connecting shaft 203 to the surface of the upper nut 102 through the fixed block 201, and the movable unit is connected to the fixed unit through the connecting plate 204 and the second connecting shaft 205.
The fixing unit comprises a first bottom plate 206 and a first fixing bolt 207, the first bottom plate 206 is fixedly connected to the surface of the second connecting shaft 205, the first fixing bolt 207 is in threaded connection with the inside of the first bottom plate 206, the fixing unit is used for further connecting the upper nut 102, loosening of the upper nut 102 on the surface of the bolt 101 is avoided, the upper nut 102 connected with the connecting unit can be fixed with the mechanical structure surface 104 through the fixing unit, and loosening of the upper nut 102 is prevented, so that the fixity of the upper nut 102 is improved.
The fixing structure 1 comprises a bolt 101, an upper nut 102, a lower nut 103, a mechanical structure surface 104 and a nut 105, wherein the bolt 101 is in threaded connection with the inner side of the mechanical structure surface 104, the upper nut 102 is in threaded connection with the surface of the bolt 101, the lower nut 103 is in threaded connection with the surface of the bolt 101, the mechanical structure surface 104 is fixedly arranged on the lower side of the device, the nut 105 is fixedly connected with the end surface of the bolt 101, the fixing structure 1 is a basic structure of the device and is used for fixing the mechanical structure surface 104, the fixing structure 1 is used for fixing the lower nut 103 and the upper nut 102, the axial force generated by the two nuts is increased, and the friction force between a nut tooth and a bolt tooth is increased so as to prevent the nuts from automatically falling.
The rain shielding structure 3 comprises a rain shielding cover 301, a second bottom plate 302 and a second fixing bolt 303, wherein the rain shielding cover 301 is fixedly connected to the surface of the mechanical structure surface 104, the second bottom plate 302 is fixedly connected to the bottom surface of the rain shielding cover 301, the second fixing bolt 303 is in threaded connection with the inner side of the second bottom plate 302, the rain shielding structure 3 is used for preventing the fixing structure 1 and the auxiliary structure 2 from rusting, the upper nut 102 and the lower nut 103 cannot be smoothly removed, and the rain shielding structure 3 covers the rain shielding cover 301 to the surfaces of the fixing structure 1 and the auxiliary structure 2 through the second bottom plate 302 and the second fixing bolt 303, so that the device is prevented from being exposed outdoors and encountering water rust.
In the use of the double anti-loose structure nut, the bolt 101 is screwed into the mechanical structure surface 104 by the nut 105, the lower nut 103 is screwed into the surface of the mechanical structure surface 104 at the other end of the bolt 101, the upper nut 102 is screwed into the surface of the bolt 101 to the lower nut 103, then the lower nut 103 is fixed by a tool to screw the upper nut 102, then all the first bottom plates 206 are arranged on the surface of the mechanical structure surface 104, the first fixing bolt 207 is screwed into the surface of the first bottom plates 206, the upper nut 102 is further fixed, and if the rain shield 301 covers the fixing structure 1 and the auxiliary structure 2 and is fixed on the surface of the mechanical structure surface 104 through the second bottom plates 302 and the second fixing bolt 303 in long-term use outdoors.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a two locknut, includes fixed knot constructs (1), auxiliary structure (2) and structure (3) of taking shelter from rain, its characterized in that: the auxiliary structure (2) is fixedly connected to the surface of the fixed structure (1), and the rain shielding structure (3) is fixedly connected to the surface of the fixed structure (1);
the auxiliary structure (2) comprises a connecting unit and a fixing unit, wherein the connecting unit is fixedly connected to the surface of the fixing structure (1), and the fixing unit comprises end points of the connecting unit.
2. A double locknut as defined in claim 1, wherein: the connecting unit comprises a fixed block (201), a fixed rod (202), a first connecting shaft (203), a connecting plate (204) and a second connecting shaft (205), wherein the fixed block (201) is fixedly connected to the surface of the fixed structure (1), the fixed rod (202) is fixedly connected to the inner side surface of the fixed block (201), the first connecting shaft (203) is fixedly connected to the surface center of the fixed rod (202), the connecting plate (204) is fixedly connected to the surface of the first connecting shaft (203), and the second connecting shaft (205) is fixedly connected to the pad surface of the connecting plate (204).
3. A double locknut as defined in claim 1, wherein: the fixing unit comprises a first base plate (206) and a first fixing bolt (207), wherein the first base plate (206) is fixedly connected to the surface of a second connecting shaft (205), and the first fixing bolt (207) is in threaded connection with the inside of the first base plate (206).
4. A double locknut as defined in claim 1, wherein: the fixing structure (1) comprises a bolt (101), an upper nut (102), a lower nut (103), a mechanical structure surface (104) and a nut (105), wherein the bolt (101) is in threaded connection with the inner side of the mechanical structure surface (104), the upper nut (102) is in threaded connection with the surface of the bolt (101), the lower nut (103) is in threaded connection with the surface of the bolt (101), and the nut (105) is fixedly connected with the end point surface of the bolt (101).
5. A double locknut as defined in claim 1, wherein: the rain shielding structure (3) comprises a rain shielding cover (301), a second bottom plate (302) and a second fixing bolt (303), wherein the rain shielding cover (301) is fixedly connected to the surface of the mechanical structure surface (104), the second bottom plate (302) is fixedly connected to the bottom surface of the rain shielding cover (301), and the second fixing bolt (303) is in threaded connection with the inner side of the second bottom plate (302).
6. A double locknut as defined in claim 1, wherein: the number of the auxiliary structures (2) is six.
7. A double locknut as defined in claim 2, wherein: the fixing block (201) is located on the surface of the lower nut (103) of the fixing structure (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223122682.2U CN219755064U (en) | 2022-11-24 | 2022-11-24 | Nut with double anti-loose structures |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223122682.2U CN219755064U (en) | 2022-11-24 | 2022-11-24 | Nut with double anti-loose structures |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219755064U true CN219755064U (en) | 2023-09-26 |
Family
ID=88072309
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223122682.2U Active CN219755064U (en) | 2022-11-24 | 2022-11-24 | Nut with double anti-loose structures |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219755064U (en) |
-
2022
- 2022-11-24 CN CN202223122682.2U patent/CN219755064U/en active Active
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