CN216478355U - Anti-loose nut - Google Patents

Anti-loose nut Download PDF

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Publication number
CN216478355U
CN216478355U CN202122734430.4U CN202122734430U CN216478355U CN 216478355 U CN216478355 U CN 216478355U CN 202122734430 U CN202122734430 U CN 202122734430U CN 216478355 U CN216478355 U CN 216478355U
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CN
China
Prior art keywords
nut
fixed
internal thread
fixed block
rod
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Active
Application number
CN202122734430.4U
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Chinese (zh)
Inventor
马运虎
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Quanzhou Bo'erte Auto Parts Co ltd
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Quanzhou Bo'erte Auto Parts Co ltd
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Application filed by Quanzhou Bo'erte Auto Parts Co ltd filed Critical Quanzhou Bo'erte Auto Parts Co ltd
Priority to CN202122734430.4U priority Critical patent/CN216478355U/en
Application granted granted Critical
Publication of CN216478355U publication Critical patent/CN216478355U/en
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Abstract

The utility model discloses a locknut, and particularly relates to the field of fasteners, which comprises a nut and a screw rod, wherein one end of the screw rod movably penetrates through the interior of the nut, a first internal thread is formed on the inner side of the nut, an external thread is formed on the outer side of the screw rod, the external thread is matched with the first internal thread for use, a first fixed block is fixedly arranged on one side of the nut, which is far away from a screw rod cap, a fixed semicircular ring is fixedly arranged on one side of the first fixed block, which is close to the screw rod, fixed rods movably penetrate through two ends of the fixed semicircular ring, a movable semicircular ring is fixedly arranged at one end of each fixed rod, a threaded rod is rotatably inserted into one side of the movable semicircular ring, which is far away from the first fixed block, a second fixed block is sleeved on the outer surface of the threaded rod in a threaded manner, one end of the second fixed block is fixedly connected with one side of the nut, a T-shaped rotating rod movably penetrates through one end of the threaded rod, which is far away from the movable semicircular ring, and anti-slip threads are arranged on the outer side of the nut. According to the utility model, the anti-slip threads are arranged on the outer side of the nut, so that the situation of slipping when the nut is rotated is avoided.

Description

Anti-loose nut
Technical Field
The utility model relates to the technical field of fasteners, in particular to a locknut.
Background
The nut is a nut, and is screwed together with a bolt or a screw rod to play a role in fastening, and one element which is necessary for all production and manufacturing machines is divided into carbon steel, stainless steel, non-ferrous metal (such as copper) and other types according to different materials.
1. In the prior art, the nut and the bolt are connected through threads to be fixed, but the nut is easy to rotate under external force, such as vibration, so that the nut is loosened to influence the fixing effect, the connection part falls off, and dangerous accidents are easy to cause;
2. the existing nut is not provided with an auxiliary fixing mechanism, which easily causes the situation that the nut slightly deviates under the influence of large external force, and therefore, a locknut is provided for solving the problem.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention provides a locknut to solve the above technical problems.
In order to achieve the purpose, the utility model provides the following technical scheme:
a locknut comprises a nut and a screw rod, wherein one end of the screw rod movably penetrates through the interior of the nut, a first internal thread is formed in the inner side of the nut, an external thread is formed in the outer side of the screw rod, and the external thread and the first internal thread are matched for use;
a first fixed block is fixedly arranged on one side of the nut, which is far away from the screw rod cap, a fixed semicircular ring is fixedly arranged on one side of the first fixed block, which is close to the screw rod, a fixed rod is movably penetrated through both ends of the fixed semicircular ring, a movable semicircular ring is fixedly arranged at one end of the fixed rod, a threaded rod is rotatably inserted into one side of the movable semicircular ring, which is far away from the first fixed block, a second fixed block is sleeved on the outer surface of the threaded rod in a threaded manner, one end of the second fixed block is fixedly connected with one side of the nut, and a T-shaped rotating rod is movably penetrated through one end of the threaded rod, which is far away from the movable semicircular ring,
further, a second internal thread has been seted up in the outside of nut, second internal thread one end and first internal thread intercommunication, the internal fit of second is inserted and is equipped with the screw thread post, the fixed first fixed plate that is equipped with in the outside of nut, the fixed second fixed plate that is equipped with in the outside of nut, one side activity that the second fixed plate was kept away from to first fixed plate is run through and is had L shape limiting plate, the second fixed plate is run through in the one end activity of L shape limiting plate.
Furthermore, through holes are formed in two ends of the fixed semicircular ring, and one ends of the two fixing rods respectively and movably penetrate through the two through holes.
Furthermore, a hexagonal groove is formed in one end, far away from the first internal thread, of the threaded column.
Furthermore, the outer side of the nut is provided with anti-skid grains.
Further, one side of the L-shaped limiting plate, which is close to the nut, covers one end of the threaded column.
Further, the threaded column is in interference fit with the second internal thread.
Still further, the length of the threaded rod is less than half the nut width.
The technical scheme can show that the utility model has the advantages that:
1. through being equipped with T shape bull stick, through rotating T shape bull stick, T shape bull stick drives the threaded rod and rotates for the threaded rod moves on the second fixed block, and the threaded rod drives movable semicircle ring and removes simultaneously, and movable semicircle ring drives the dead lever and removes in the through-hole, makes movable semicircle ring and fixed semicircle ring cooperation press from both sides the screw rod tightly, just so can avoid the nut to receive the condition that external force influence leads to breaking away from, thereby reaches fixation nut's purpose.
2. Through being equipped with the hexagonal groove, through inserting hexagonal inslot with interior hexagonal spanner to rotate interior hexagonal spanner, interior hexagonal spanner drives the screw thread post and rotates, and the screw thread post moves on the second internal thread simultaneously, makes the screw thread post press from both sides the nut with the screw rod cooperation tightly, just so can avoid the nut to receive the condition that great impact takes place the skew, thereby reaches the stability of being connected between improvement nut and the screw rod.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model.
FIG. 1 is a schematic view of the structure of the present invention.
Fig. 2 is a schematic view of the structure of the nut of the utility model.
Fig. 3 is a schematic view of the movable semicircular ring structure of the present invention.
Fig. 4 is a schematic view of the structure of the threaded post of the present invention.
List of reference numerals: 1. a nut; 2. a screw; 3. a first internal thread; 4. an external thread; 5. a first fixed block; 6. fixing the semicircular ring; 7. a second fixed block; 8. a threaded rod; 9. a movable semicircular ring; 10, a T-shaped rotating rod; 11. a second internal thread; 12. a threaded post; 13. a first fixing plate; 14. a second fixing plate; an L-shaped limiting plate; 16. fixing the rod; 17. a through hole; 18. a hexagonal groove.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the following embodiments and accompanying drawings. The exemplary embodiments and descriptions of the present invention are provided to explain the present invention, but not to limit the present invention.
Example (b): as shown in fig. 1-4, the utility model provides a locknut, which comprises a nut 1 and a screw rod 2, wherein one end of the screw rod 2 movably penetrates through the inside of the nut 1, the inner side of the nut 1 is provided with a first internal thread 3, the outer side of the screw rod 2 is provided with an external thread 4, the external thread 4 is matched with the first internal thread 3 for use, the outer side of the nut 1 is provided with anti-skid threads, and the anti-skid threads are arranged, so that the situation of skidding when the nut 1 is rotated is avoided; a first fixed block 5 is fixedly arranged on one side of the nut 1 far away from the screw 2, a fixed semicircular ring 6 is fixedly arranged on one side of the first fixed block 5 near the screw 2, fixed rods 16 are movably penetrated through both ends of the fixed semicircular ring 6, a movable semicircular ring 9 is fixedly arranged at one end of the fixed rod 16, a threaded rod 8 is rotatably inserted into one side of the movable semicircular ring 9 far away from the first fixed block 5, a second fixed block 7 is sleeved on the outer surface of the threaded rod 8 in a threaded manner, one end of the second fixed block 7 is fixedly connected with one side of the nut 1, a T-shaped rotating rod 10 is movably penetrated through one end of the threaded rod 8 far away from the movable semicircular ring 9, through holes 17 are respectively formed in both ends of the fixed semicircular ring 6, one ends of the two fixed rods 16 are respectively and movably penetrated through the two through holes 17, the T-shaped rotating rod 10 is rotated, the T-shaped rotating rod 10 drives the threaded rod 8 to rotate, so that the threaded rod 8 moves on the second fixed block 7, meanwhile, the threaded rod 8 drives the movable semicircular ring 9 to move, the movable semicircular ring 9 drives the fixing rod 16 to move in the through hole 17, so that the movable semicircular ring 9 and the fixed semicircular ring 6 are matched to clamp the screw rod 2 tightly, the condition that the nut 1 is separated due to the influence of external force can be avoided, and the purpose of fixing the nut 1 is achieved.
The outer side of the nut 1 is provided with a second internal thread 11, one end of the second internal thread 11 is communicated with the first internal thread 3, a threaded column 12 is inserted in the second internal thread 11 in a matching way, the threaded column 12 is in interference fit with the second internal thread 11, the outer side of the nut 1 is fixedly provided with a first fixing plate 13, the outer side of the nut 1 is fixedly provided with a second fixing plate 14, one side of the first fixing plate 13, which is far away from the second fixing plate 14, is movably penetrated with an L-shaped limiting plate 15, one end of the L-shaped limiting plate 15 is movably penetrated with the second fixing plate 14, one side of the L-shaped limiting plate 15, which is close to the nut 1, covers one end of the threaded column 12, which is far away from the first internal thread 3, is provided with a hexagonal groove 18, the internal hexagonal wrench is inserted into the hexagonal groove 18 and is rotated, the internal hexagonal wrench drives the threaded column 12 to rotate, and the threaded column 12 moves on the second internal thread 11, the threaded column 12 is matched with the screw rod 2 to clamp the nut 1, so that the situation that the nut 1 is subjected to large impact and deviates can be avoided, and the connection stability between the nut 1 and the screw rod 2 is improved.
Working principle; firstly, a nut 1 is sleeved on a screw 2, so that a first internal thread 3 is tightly matched with an external thread 4, then the nut 1 is rotated, so that the nut 1 is matched with the screw 2 to clamp a component, then a T-shaped rotating rod 10 is rotated, the T-shaped rotating rod 10 drives a threaded rod 8 to rotate, the threaded rod 8 moves on a second fixing block 7, meanwhile, the threaded rod 8 drives a movable semicircular ring 9 to move, the movable semicircular ring 9 drives a fixing rod 16 to move in a through hole 17, so that the movable semicircular ring 9 is matched with a fixed semicircular ring 6 to clamp the screw 2, the situation that the nut 1 is separated due to the influence of external force can be avoided, the purpose of fixing the nut 1 is achieved, then, an internal hexagonal wrench is inserted into a hexagonal groove 18 and is rotated, the internal hexagonal wrench drives a threaded column 12 to rotate, meanwhile, the threaded column 12 moves on the second internal thread 11, so that the threaded column 12 is matched with the screw 2 to clamp the nut 1, just so can avoid nut 1 to receive the condition that great impact takes place the skew to reach the stability of being connected between improvement nut 1 and the screw rod 2, then run through first fixed plate 13 with L shape limiting plate 15 and insert and establish in second fixed plate 14, just so can carry on spacingly to screw post 12, at last, it can to check whether each structure is connected stably.
The embodiments of the present invention have been described in terms of the preferred embodiments, but are not limited to the embodiments, and various modifications and changes may be made to the embodiments by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (8)

1. The anti-loose nut comprises a nut (1) and a screw (2), and is characterized in that one end of the screw (2) movably penetrates through the interior of the nut (1), a first internal thread (3) is formed in the inner side of the nut (1), an external thread (4) is formed in the outer side of the screw (2), and the external thread (4) is matched with the first internal thread (3) for use;
the fixed first fixed block (5) that is equipped with in one side that keeps away from screw rod (2) pole cap in nut (1), fixed semicircle ring (6) that is equipped with in one side that first fixed block (5) are close to screw rod (2), the equal activity in both ends of fixed semicircle ring (6) is run through and is had dead lever (16), the fixed movable semicircle ring (9) that is equipped with in one end of dead lever (16), one side that first fixed block (5) were kept away from in activity semicircle ring (9) is rotated and is pegged graft threaded rod (8), the surface thread bush of threaded rod (8) is equipped with second fixed block (7), one end of second fixed block (7) and one side fixed connection of nut (1), the one end activity that activity semicircle ring (9) were kept away from in threaded rod (8) is run through and is T shape bull stick (10).
2. The anti-loose nut as claimed in claim 1, wherein a second internal thread (11) is formed on the outer side of the nut (1), one end of the second internal thread (11) is communicated with the first internal thread (3), a threaded column (12) is inserted in the second internal thread (11) in a matching manner, a first fixing plate (13) is fixedly arranged on the outer side of the nut (1), a second fixing plate (14) is fixedly arranged on the outer side of the nut (1), an L-shaped limiting plate (15) penetrates through the first fixing plate (13) on the side far away from the second fixing plate (14), and one end of the L-shaped limiting plate (15) penetrates through the second fixing plate (14) in a moving manner.
3. The locknut of claim 1, characterized in that both ends of the fixed semicircular ring (6) are provided with through holes (17), and one end of each of the two fixed rods (16) is movably inserted through the two through holes (17).
4. The locknut of claim 2, characterized in that the end of the threaded stud (12) remote from the first internal thread (3) is provided with a hexagonal groove (18).
5. A locknut according to claim 1, characterized in that the outside of the nut (1) is provided with anti-slip threads.
6. A locknut according to claim 2, characterized in that the side of the L-shaped retainer plate (15) close to the nut (1) covers one end of the threaded stud (12).
7. A locknut according to claim 2, characterized in that the threaded stud (12) has an interference fit with the second internal thread (11).
8. A locknut as claimed in claim 1, characterized in that the length of said threaded rod (8) is less than half the width of the nut (1).
CN202122734430.4U 2021-11-09 2021-11-09 Anti-loose nut Active CN216478355U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202122734430.4U CN216478355U (en) 2021-11-09 2021-11-09 Anti-loose nut

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202122734430.4U CN216478355U (en) 2021-11-09 2021-11-09 Anti-loose nut

Publications (1)

Publication Number Publication Date
CN216478355U true CN216478355U (en) 2022-05-10

Family

ID=81451130

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202122734430.4U Active CN216478355U (en) 2021-11-09 2021-11-09 Anti-loose nut

Country Status (1)

Country Link
CN (1) CN216478355U (en)

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