CN220600203U - Locknut for electric power - Google Patents
Locknut for electric power Download PDFInfo
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- CN220600203U CN220600203U CN202322240701.XU CN202322240701U CN220600203U CN 220600203 U CN220600203 U CN 220600203U CN 202322240701 U CN202322240701 U CN 202322240701U CN 220600203 U CN220600203 U CN 220600203U
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- nut main
- main part
- gasket
- locknut
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- 239000002245 particle Substances 0.000 claims description 8
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 7
- 238000009434 installation Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
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Abstract
The utility model discloses a locknut for electric power, and aims to provide a locknut for electric power, which can be connected with a screw for fixing and preventing looseness. The nut comprises a nut body, a fixing assembly and a gasket, wherein the fixing assembly is arranged on the top surface of the nut body and is in sliding connection with the nut body, and the gasket is arranged at the lower end of the nut body and is in contact with the lower end of the nut body. The beneficial effects of the utility model are as follows: can fix with screw connection and prevent looseness, the fixation nut main part of being convenient for, better with screw connection prevents that fixed subassembly from loosening, improves locking performance, increase frictional force.
Description
Technical Field
The utility model relates to the technical field of nuts, in particular to a locknut for electric power.
Background
Nuts and bolts are a very widely used mechanical fastener. When a common nut and a bolt are matched to fix a mechanical part, the nut is easy to loosen and fall off due to the movement or vibration of the machine for a long time, so that the fixed part is shifted or loosened. Light weight causes damage to mechanical components and heavy weight may cause failure or accident. In order to solve the loosening problem of nuts, people design a plurality of anti-loosening nuts or devices according to different application conditions and environments, and the existing anti-loosening structure mostly adopts an elastic device to realize anti-loosening treatment of the nuts, but the anti-loosening mode still has the hidden danger of loosening easily when the anti-loosening device is used in the aspect of loosening electric power with higher requirements, and is difficult to meet the use requirements.
Chinese patent grant bulletin number: CN204704245U, authorized bulletin day 2015, 10 month and 14 day, discloses an improved locknut, including nut body and internal thread, its characterized in that: the nut comprises a nut body, wherein a wedge-shaped inclined plane is arranged at the inner thread root of the nut body, an included angle between the wedge-shaped inclined plane and a reverse extension line of the lower plane of the inner thread is 30 degrees, a nylon insert is embedded at the top of the nut body, the nut body is a hexagonal flange nut, the specification is M45×2mm, and the nut body is arranged at a hub mounting part of an axle front axle. The utility model has the defects that the anti-loosening treatment is realized only through the structure of the anti-loosening device, and the use place with too high anti-loosening requirement cannot be met.
Disclosure of Invention
The utility model provides a power locknut capable of being connected with a screw for fixing and preventing looseness, which aims to overcome the defect that a locknut adopting an elastic device for preventing looseness is difficult to meet the looseness requirement in the prior art.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a locknut for electric power, includes nut main part, fixed subassembly and gasket, fixed subassembly arrange the top surface of nut main part and with nut main part sliding connection, the gasket arrange the lower extreme of nut main part and with the lower extreme contact of nut main part in.
The nut main part is used for with screw threaded connection, and the fixed subassembly of nut upper end can remove in the nut main part, and the removal in-process is connected with the screw contact, accomplishes the fixed to the nut main part to reach locking effect, the gasket is installed to the lower extreme of nut main part, and the gasket can increase the frictional force of nut lower extreme, when not using the fixed subassembly of upper end to carry out locking, can also provide certain locking effect for the nut main part through the gasket of nut main part lower extreme, has reached the purpose that can fix locking with screw connection.
Preferably, the fixed component is provided with two fixed components and is respectively arranged on two sides of the nut main body, the top surface of the nut main body is provided with a sliding groove, the fixed component comprises a moving block, a moving frame and a wedge block, the bottom surface of the moving block is provided with the sliding block, the moving block is in sliding connection with the nut main body through the matching of the sliding block and the sliding groove, the moving frame is connected with one end of the moving block far away from the axis of the nut main body, the nut main body is provided with a mounting hole and is communicated with the sliding groove, one end of the wedge block is arranged in the mounting hole after passing through the moving frame, the cross section of the wedge block is triangular, and the inclined surface of the wedge block is in contact with one side of the moving frame close to the moving block. The fixed subassembly is equipped with two and arranges the both sides of nut main part in respectively, the movable block can follow the sliding tray direction and remove, the movable block removes and can be with the screw contact, one end installation at keeping away from the subject axis of falling curtain removes the frame, the movable block can be promoted to remove, the cross-section shape is triangle-shaped's voussoir apex angle and arranges in the mounting hole in, the right angle limit of voussoir and the mounting hole contact of one side of keeping away from a movable block, the mounting hole corresponds with the voussoir, the hypotenuse of voussoir descends the in-process in the mounting hole, the hypotenuse of voussoir contacts with the movable block, the inclined plane of voussoir promotes the movable block and removes together with the movable block, the other end and the screw contact of movable block, fix the locking to the nut, such design is convenient for fix the nut main part.
Preferably, a top block is arranged at one end of the moving block, which is close to the axis of the nut main body, the top block is conical in shape, and the bottom end of the top block is connected with the moving block. The movable block is close to the one end installation kicking block on spiral shell top, and the conical kicking block can follow the movable block and move together, and the top of kicking block pushes up on the screw, under the drive of movable block, the conical kicking block wedges screw and screw connection more easily to reach better locking effect, such design can be better with screw connection.
Preferably, a clamping block is arranged on the inner wall of one side of the movable frame far away from the movable block, a clamping groove is formed in the wedge block, and the clamping groove corresponds to the clamping block. The fixture block is installed to the inboard of removing the frame, and the fixture block is towards the right angle limit of voussoir, has seted up the draw-in groove that corresponds on with the fixture block on the voussoir, and at the in-process that the voussoir moves down, the fixture block card is gone into in the draw-in groove and is connected with the voussoir to this fixes the position of voussoir, further to the fixed position of movable block and kicking block, and such design can prevent fixed subassembly pine takes off.
Preferably, the lower extreme of nut main part is equipped with the collar, one side of collar is connected with the nut main part, a plurality of first engaging tooth is installed to the opposite side of collar, a plurality of first engaging tooth is circumference evenly distributed along the axis of collar, the gasket arrange the below of collar in, a plurality of second engaging tooth is installed towards one side of collar to the gasket, a plurality of second engaging tooth is circumference evenly distributed along the axis of gasket, second engaging tooth correspond with first engaging tooth. The installation ring is installed to the lower extreme of nut main part, and the meshing tooth of a plurality of circumference distribution is installed to the bottom surface of installation ring, and meshing tooth one corresponds with the meshing tooth on the gasket two phases, and when nut main part and screw threaded connection, the nut main part is rotatory, and meshing tooth one is with two staggered teeth contacts of meshing tooth, because the meshing face of meshing tooth one and meshing tooth two is the inclined plane, at the rotation in-process of nut main part, both extrudeed gradually, and until both accomplish the intensive contact, comes in proper order to improving the locking performance of nut, and such design can improve locking performance.
Preferably, a plurality of friction particles are arranged on one side, far away from the mounting ring, of the gasket, the friction particles are uniformly distributed along the circumference of the axis of the gasket, and the shape of each friction particle is hemispherical. The friction grain installed in the gasket bottom surface is hemispherical, and when the meshing tooth is first through the second gasket application pressure of meshing tooth, friction grain extrusion joint face can increase frictional force, prevents that the gasket from following nut main part and rotating together, and such design can increase frictional force.
The beneficial effects of the utility model are as follows: can fix with screw connection and prevent looseness, the fixation nut main part of being convenient for, better with screw connection prevents that fixed subassembly from loosening, improves locking performance, increase frictional force.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the structure of the nut body of FIG. 1;
FIG. 3 is a schematic view of the structure of the fixing assembly of FIG. 1;
fig. 4 is a schematic view of the gasket of fig. 1.
In the figure: 1. a nut body; 2. a fixing assembly; 3. a gasket; 4. a sliding groove; 5. a moving block; 6. a moving frame; 7. wedge blocks; 8. a sliding block; 9. a mounting hole; 10. a top block; 11. a clamping block; 12. a clamping groove; 13. a mounting ring; 14. meshing the first tooth; 15. a second meshing tooth; 16. and friction particles.
Detailed Description
The utility model is further described below with reference to the drawings and detailed description.
As shown in fig. 1, the locknut for electric power comprises a nut body 1, a fixing component 2 and a gasket 3, wherein the fixing component 2 is arranged on the top surface of the nut body 1 and is in sliding connection with the nut body 1, and the gasket 3 is arranged at the lower end of the nut body 1 and is in contact with the lower end of the nut body 1.
As shown in fig. 2 and 3, the fixing component 2 is provided with two fixing components and is respectively arranged at two sides of the nut main body 1, the top surface of the nut main body 1 is provided with a sliding groove 4, the fixing component 2 comprises a moving block 5, a moving frame 6 and a wedge block 7, the bottom surface of the moving block 5 is provided with a sliding block 8, the moving block 5 is in sliding connection with the nut main body 1 through the matching of the sliding block 8 and the sliding groove 4, the moving frame 6 is connected with one end of the moving block 5 far away from the axis of the nut main body 1, the nut main body 1 is provided with a mounting hole 9 and is communicated with the sliding groove 4, one end of the wedge block 7 passes through the moving frame 6 and is arranged in the mounting hole 9, the cross section of the wedge block 7 is triangular, and the inclined surface of the wedge block 7 is in contact with one side of the moving frame 6 close to the moving block 5.
The one end that the movable block 5 is close to nut main part 1 axis is equipped with kicking block 10, and the shape of kicking block 10 is the circular cone, and the bottom of kicking block 10 is connected with the movable block 5.
A clamping block 11 is arranged on the inner wall of one side of the moving frame 6 far away from the moving block 5, a clamping groove 12 is arranged on the wedge block 7, and the clamping groove 12 corresponds to the clamping block 11.
As shown in fig. 4, the lower end of the nut body 1 is provided with a mounting ring 13, one side of the mounting ring 13 is connected with the nut body 1, the other side of the mounting ring 13 is provided with a plurality of first engaging teeth 14, the plurality of first engaging teeth 14 are uniformly distributed along the circumference of the axis of the mounting ring 13, the gasket 3 is arranged below the mounting ring 13, one side of the gasket 3 facing the mounting ring 13 is provided with a plurality of second engaging teeth 15, the plurality of second engaging teeth 15 are uniformly distributed along the circumference of the axis of the gasket 3, and the second engaging teeth 15 correspond to the first engaging teeth 14.
The gasket 3 is kept away from the one side of collar 13 and is installed a plurality of friction grain 16, and a plurality of friction grain 16 are the circumference evenly distributed along the axis of gasket 3, and the shape of friction grain 16 is the hemisphere.
When the nut is used, the nut body 1 is screwed, the nut body 1 is in threaded connection with a screw, in the screwing process of the nut body 1, the mounting ring 13 on the nut body 1 applies pressure to the gasket 3 through the contact of the first meshing tooth 14 and the second meshing tooth 15, the mounting ring and the gasket are gradually extruded until the first meshing tooth and the second meshing tooth are in close contact, the anti-loosening performance of the nut body 1 is improved sequentially, meanwhile, the friction particles 16 below the gasket 3 extrude the connecting surface, friction force can be increased, and the gasket 3 is prevented from rotating along with the nut body 1.
After screwing, the upper end of the wedge block 7 is impacted by using external force, the inclined edge of the wedge block 7 is contacted with the movable frame 6 in the descending process of the wedge block 7 in the mounting hole 9, the inclined surface of the wedge block 7 pushes the movable frame 6 and the movable block 5 to move along the sliding groove 4 together under the impact of the external force, the top block 10 on the other end of the movable block 5 moves together with the movable block 5 until contacting with the screw, and the top block 10 is wedged into the screw along with the falling of the wedge block 7, so that the connection of the two is completed. Meanwhile, in the process of downward movement of the wedge block 7, the clamping block 11 is clamped into the clamping groove 12 to be connected with the wedge block 7, so that the position of the wedge block 7 is fixed, the positions of the movable block 5 and the top block 10 are further fixed, and the connection reliability is ensured.
Claims (6)
1. The utility model provides a locknut for electric power, its characterized in that includes nut main part (1), fixed subassembly (2) and gasket (3), fixed subassembly (2) arrange the top surface of nut main part (1) and with nut main part (1) sliding connection in, gasket (3) arrange the lower extreme of nut main part (1) and with the lower extreme contact of nut main part (1).
2. The locknut for electric power according to claim 1, characterized in that, fixed subassembly (2) be equipped with two and arrange the both sides of nut main part (1) in respectively, be equipped with sliding tray (4) on the top surface of nut main part (1), fixed subassembly (2) include movable block (5), movable frame (6) and voussoir (7), install sliding block (8) on the bottom surface of movable block (5), movable block (5) through the cooperation of sliding block (8) and sliding tray (4) and nut main part (1) sliding connection, movable frame (6) and movable block (5) keep away from the one end of nut main part (1) axis and be connected, nut main part (1) on be equipped with mounting hole (9) and with sliding tray (4) intercommunication, the one end of voussoir (7) pass behind movable frame (6) and arrange in mounting hole (9), the cross-sectional shape of voussoir (7) is triangle-shaped, the inclined plane of voussoir (7) and movable frame (6) be close to one side of movable block (5).
3. The locknut for electric power according to claim 2, wherein a top block (10) is arranged at one end of the moving block (5) close to the axis of the nut main body (1), the top block (10) is conical, and the bottom end of the top block (10) is connected with the moving block (5).
4. The locknut for electric power according to claim 2, wherein a clamping block (11) is mounted on the inner wall of one side of the movable frame (6) far away from the movable block (5), a clamping groove (12) is formed in the wedge block (7), and the clamping groove (12) corresponds to the clamping block (11).
5. The locknut for electric power according to claim 1, wherein the lower end of the nut main body (1) is provided with a mounting ring (13), one side of the mounting ring (13) is connected with the nut main body (1), a plurality of first engaging teeth (14) are mounted on the other side of the mounting ring (13), the plurality of first engaging teeth (14) are uniformly distributed circumferentially along the axis of the mounting ring (13), the gasket (3) is arranged below the mounting ring (13), a plurality of second engaging teeth (15) are mounted on one side of the gasket (3) facing the mounting ring (13), the plurality of second engaging teeth (15) are uniformly distributed circumferentially along the axis of the gasket (3), and the second engaging teeth (15) correspond to the first engaging teeth (14).
6. The locknut for electric power according to claim 5, wherein a plurality of friction particles (16) are mounted on one side of the gasket (3) far away from the mounting ring (13), the plurality of friction particles (16) are uniformly distributed circumferentially along the axis of the gasket (3), and the shape of the friction particles (16) is hemispherical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322240701.XU CN220600203U (en) | 2023-08-21 | 2023-08-21 | Locknut for electric power |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322240701.XU CN220600203U (en) | 2023-08-21 | 2023-08-21 | Locknut for electric power |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220600203U true CN220600203U (en) | 2024-03-15 |
Family
ID=90179171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322240701.XU Active CN220600203U (en) | 2023-08-21 | 2023-08-21 | Locknut for electric power |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220600203U (en) |
-
2023
- 2023-08-21 CN CN202322240701.XU patent/CN220600203U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |