CN219865825U - Combined self-locking nut - Google Patents
Combined self-locking nut Download PDFInfo
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- CN219865825U CN219865825U CN202321286280.8U CN202321286280U CN219865825U CN 219865825 U CN219865825 U CN 219865825U CN 202321286280 U CN202321286280 U CN 202321286280U CN 219865825 U CN219865825 U CN 219865825U
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- main body
- block
- nut main
- groove
- nut
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- 238000001125 extrusion Methods 0.000 claims abstract description 38
- 230000000149 penetrating effect Effects 0.000 claims abstract description 10
- 238000000034 method Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
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Abstract
The utility model discloses a combined self-locking nut which comprises a nut main body, wherein a connecting hole is formed in the middle of the nut main body, a limiting mechanism is arranged at one end of the nut main body and used for limiting and fixing the nut main body, the limiting mechanism comprises two limiting rods, through holes are formed in the top and the bottom of the nut main body, an inner cavity of each through hole is connected with each limiting rod in a sliding penetrating mode, a squeezing block is arranged at one end of the nut main body, a mounting hole is formed in the middle of each squeezing block, and a mounting mechanism is arranged at one end of each squeezing block. According to the nut, the nut main body is connected with the bolt in a threaded penetrating manner, the extrusion block is rotated, so that the connecting block rotates in the inner cavity of the connecting groove in a threaded manner, the extrusion block drives the limiting rod to move on the nut main body, the limiting rod is extruded, the tip at the other end of the limiting rod is extruded and penetrated to the mounting position, the nut main body is limited and fixed, the stability of the nut main body is guaranteed, and the loosening phenomenon is prevented.
Description
Technical Field
The utility model relates to the field of nuts, in particular to a combined self-locking nut.
Background
The common nut can produce the phenomenon of becoming flexible because of reasons such as external vibration in the use, and self-locking nut makes through the effect of rubber pad etc. increase frictional force in order to reach the purpose of auto-lock, plays locking, vibration-proof effect, prevents that the nut from appearing not hard up phenomenon, uses in special occasion.
The self-locking nut mostly utilizes the effect of rubber pad increase friction force, improves the stability of nut, and after long-time use, the rubber pad receives external environment's influence easily, appears ageing and oxidation's phenomenon for the rubber pad appears damaging, reduces the stability of nut.
Disclosure of Invention
The present utility model is directed to a combined self-locking nut to solve the above-mentioned problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a combined self-locking nut comprises a nut main body, wherein a connecting hole is formed in the middle of the nut main body, and one end of a bolt is inserted into an inner cavity of the connecting hole;
one end of the nut main body is provided with a limiting mechanism for limiting and fixing the nut main body;
the limiting mechanism comprises two limiting rods, the top and the bottom of the nut main body are respectively provided with a through hole, the inner cavity of each through hole is connected with the limiting rod in a sliding and penetrating mode, one end of the nut main body is provided with an extrusion block, and the middle of the extrusion block is provided with a mounting hole;
one end of the extrusion block is provided with a mounting mechanism for guaranteeing stable movement of the limiting rod.
Preferably, the mounting mechanism comprises a connecting groove, the connecting groove is formed in one end of the nut main body, one end of the extrusion block is fixedly connected with a connecting block, and the outer wall of the connecting block is in threaded connection with the inner wall of the connecting groove.
Preferably, a movable groove is formed in one end of the extrusion block, the movable groove is arranged outside the connecting block, an inner cavity of the movable groove is connected with one end of the limiting rod in a sliding and penetrating mode, and a clamping groove is formed in the front face of the movable groove.
Preferably, one end fixedly connected with fixture block of gag lever post, the fixture block is connected with the inner chamber slip interlude of draw-in groove, the mounting groove has all been seted up to the top and the bottom of extrusion piece, the mounting groove is linked together with the inner chamber of draw-in groove and movable groove.
Preferably, the other end of the limiting rod is arranged in a conical shape, and the inner diameter of the mounting hole is larger than the diameter of the connecting hole.
Preferably, the connecting groove is arranged outside the connecting hole, an inner thread is formed in the inner wall of the connecting groove, and an outer thread is formed in the outer wall of the connecting block.
The utility model has the technical effects and advantages that:
(1) According to the utility model, by adopting a matched arrangement mode of the limiting rod, the extrusion block, the connecting block and the connecting groove, the nut main body is connected with the screw thread in a penetrating way, the extrusion block is rotated to enable the connecting block to rotate in the screw thread in the inner cavity of the connecting groove, the extrusion block drives the limiting rod to move on the nut main body, the limiting rod is extruded, the tip at the other end of the limiting rod is extruded and penetrated to the mounting position, the nut main body is limited and fixed, the stability of the nut main body is ensured, and the loosening phenomenon is prevented;
(2) According to the utility model, by means of the arrangement mode that the movable groove, the clamping block and the mounting groove are matched, one end of the limiting rod and the clamping block are moved into the inner cavity of the mounting groove, the clamping block is inserted into the inner cavity of the clamping groove in a sliding manner, so that the clamping block is movably clamped in the inner cavity of the clamping groove, and along with the rotation of the extrusion block, one end of the limiting rod and the clamping block rotate in the inner cavities of the movable groove and the clamping groove, and the stable movement of the limiting rod is ensured.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model.
FIG. 2 is a schematic diagram of a cross-sectional side view of an extrusion block of the present utility model.
FIG. 3 is a schematic view showing the structure of the back surface of the extrusion block of the present utility model.
Fig. 4 is an enlarged schematic view of the structure of fig. 2 at a.
Fig. 5 is an enlarged schematic view of the structure of fig. 1 at B according to the present utility model.
In the figure: 1. a nut body; 2. a connection hole; 3. a limiting mechanism; 31. a limit rod; 32. a through hole; 33. extruding a block; 34. a mounting hole; 4. a mounting mechanism; 41. a connecting groove; 42. a connecting block; 43. a movable groove; 44. a clamping groove; 45. a clamping block; 46. and a mounting groove.
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.
The utility model provides a combined self-locking nut as shown in figures 1-5, which comprises a nut main body 1, wherein the middle part of the nut main body 1 is provided with a connecting hole 2 for inserting one end of a bolt into an inner cavity of the connecting hole 2, and the inner wall of the connecting hole 2 is provided with an internal thread which is in threaded insertion connection with one end of the bolt;
one end of the nut main body 1 is provided with a limiting mechanism 3 for limiting and fixing the nut main body 1, so that the stability of the nut main body 1 is ensured;
the limiting mechanism 3 comprises two limiting rods 31, wherein the limiting rods 31 are used for extruding the mounting position of the nut main body 1, so that the other end of each limiting rod 31 is extruded and inserted into the mounting position, the nut main body 1 is limited, the nut main body 1 cannot rotate and loosen, through holes 32 are formed in the top and the bottom of the nut main body 1, the through holes 32 are used for mounting the limiting rods 31, the limiting rods 31 slide in the inner cavities of the through holes 32, the inner cavities of the through holes 32 are connected with the limiting rods 31 in a sliding and inserting mode, extrusion blocks 33 are arranged at one end of the nut main body 1, the extrusion blocks 33 are arranged in a circular ring shape and move at one end of the nut main body 1, one end of each limiting rod 31 is extruded, the other end of each limiting rod 31 is extruded at the mounting position, a mounting hole 34 is formed in the middle of each extrusion block 33, the mounting holes 34 are used for inserting one end of each mounting bolt, and the mounting holes 34 and the connecting holes 2 are located in the same axis;
one end of the extrusion block 33 is provided with a mounting mechanism 4 for ensuring stable movement of the limiting rod 31, and the extrusion block 33 is convenient for extruding the limiting rod 31;
the mounting mechanism 4 comprises a connecting groove 41, the connecting groove 41 is formed in one end of the nut body 1, the connecting groove 41 is used for mounting a connecting block 42, one end of the extrusion block 33 is fixedly connected with the connecting block 42, the connecting block 42 is in a circular ring shape, the extrusion block 33 is connected with the nut body 1 through the connecting block 42, the outer wall of the connecting block 42 is in threaded connection with the inner wall of the connecting groove 41, the connecting block 42 is driven to rotate together through rotating the extrusion block 33, the connecting block 42 is enabled to rotate in the inner cavity of the connecting groove 41 in a threaded manner, and the extrusion block 33 moves and rotates in the horizontal direction;
a movable groove 43 is formed in one end of the extrusion block 33, the movable groove 43 is an annular groove and is used for installing the limiting rod 31, stable movement of the limiting rod 31 is guaranteed, the movable groove 43 is arranged outside the connecting block 42, the inner cavity of the movable groove 43 is connected with one end of the limiting rod 31 in a sliding and penetrating mode, the limiting rod 31 rotates in the inner cavity of the movable groove 43 along with rotation of the extrusion block 33, a clamping groove 44 is formed in the front face of the movable groove 43, and the clamping groove 44 is used for installing a clamping block 45 to limit the limiting rod 31;
one end of the limiting rod 31 is fixedly connected with a clamping block 45, the clamping block 45 is in a round block shape, the clamping block 45 is connected with the inner cavity of the clamping groove 44 in a sliding penetrating way, one end of the limiting rod 31 is arranged in the inner cavity of the clamping groove 44 in a clamping way through the clamping block 45 in a clamping way, the limiting rod 31 is prevented from being separated from the extrusion block 33, the top and the bottom of the extrusion block 33 are respectively provided with a mounting groove 46, the mounting grooves 46 are communicated with the clamping groove 44 and the inner cavity of the movable groove 43, and the clamping block 45 is inserted into the inner cavity of the clamping groove 44 in a sliding way by moving one end of the limiting rod 31 and the clamping block 45 into the inner cavity of the mounting groove 46;
the other end of the stop lever 31 is in a conical shape, the inner diameter of the mounting hole 34 is larger than the diameter of the connecting hole 2, one end of the stop lever 31 is extruded through the extrusion block 33, the tip end of the other end of the stop lever 31 is extruded and inserted into the mounting position, the nut body 1 is limited, the connecting groove 41 is arranged outside the connecting hole 2, the inner wall of the connecting groove 41 is provided with an inner thread, and the outer wall of the connecting block 42 is provided with an outer thread.
The working principle of the utility model is as follows: through threaded connection of the nut body 1 and the bolt, the extrusion block 33 is rotated again, the connecting block 42 is threaded in the inner cavity of the connecting groove 41, the extrusion block 33 moves in the horizontal direction, the extrusion block 33 drives the limiting rod 31 to move on the nut body 1, the limiting rod 31 is extruded, the tip of the other end of the limiting rod 31 is threaded in the installation position, the nut body 1 is limited and fixed, meanwhile, one end of the limiting rod 31 and the clamping block 45 are moved into the inner cavity of the installation groove 46, the clamping block 45 is slidingly threaded into the inner cavity of the clamping groove 44, the clamping block 45 is movably clamped in the inner cavity of the clamping groove 44, and along with the rotation of the extrusion block 33, one end of the limiting rod 31 and the clamping block 45 rotate in the inner cavities of the movable groove 43 and the clamping groove 44.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (6)
1. A combination self-locking nut comprising:
the nut comprises a nut main body (1), wherein a connecting hole (2) is formed in the middle of the nut main body (1) and used for inserting one end of a bolt into an inner cavity of the connecting hole (2);
the method is characterized in that: one end of the nut main body (1) is provided with a limiting mechanism (3) for limiting and fixing the nut main body (1);
the limiting mechanism (3) comprises two limiting rods (31), the top and the bottom of the nut main body (1) are respectively provided with a through hole (32), the inner cavity of each through hole (32) is connected with the corresponding limiting rod (31) in a sliding penetrating way, one end of the nut main body (1) is provided with an extrusion block (33), and the middle part of each extrusion block (33) is provided with a mounting hole (34);
one end of the extrusion block (33) is provided with a mounting mechanism (4) for ensuring stable movement of the limiting rod (31).
2. The combined self-locking nut according to claim 1, wherein the mounting mechanism (4) comprises a connecting groove (41), the connecting groove (41) is formed in one end of the nut main body (1), one end of the extrusion block (33) is fixedly connected with a connecting block (42), and the outer wall of the connecting block (42) is in threaded connection with the inner wall of the connecting groove (41).
3. The combined self-locking nut according to claim 1, wherein a movable groove (43) is formed in one end of the extrusion block (33), the movable groove (43) is arranged outside the connecting block (42), an inner cavity of the movable groove (43) is connected with one end of the limiting rod (31) in a sliding and penetrating mode, and a clamping groove (44) is formed in the front face of the movable groove (43).
4. The combined self-locking nut according to claim 1, wherein one end of the limiting rod (31) is fixedly connected with a clamping block (45), the clamping block (45) is connected with an inner cavity of the clamping groove (44) in a sliding penetrating manner, mounting grooves (46) are formed in the top and the bottom of the extrusion block (33), and the mounting grooves (46) are communicated with the inner cavities of the clamping groove (44) and the movable groove (43).
5. A combined self-locking nut according to claim 1, characterized in that the other end of the limit rod (31) is arranged in a conical shape, and the inner diameter of the mounting hole (34) is larger than the diameter of the connecting hole (2).
6. The combined self-locking nut according to claim 2, wherein the connecting groove (41) is arranged outside the connecting hole (2), an inner thread is formed on the inner wall of the connecting groove (41), and an outer thread is formed on the outer wall of the connecting block (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321286280.8U CN219865825U (en) | 2023-05-25 | 2023-05-25 | Combined self-locking nut |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321286280.8U CN219865825U (en) | 2023-05-25 | 2023-05-25 | Combined self-locking nut |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219865825U true CN219865825U (en) | 2023-10-20 |
Family
ID=88332412
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321286280.8U Active CN219865825U (en) | 2023-05-25 | 2023-05-25 | Combined self-locking nut |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219865825U (en) |
-
2023
- 2023-05-25 CN CN202321286280.8U patent/CN219865825U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |