CN220302532U

CN220302532U - Lock bolt

Info

Publication number: CN220302532U
Application number: CN202322055087.XU
Authority: CN
Inventors: 王斌
Original assignee: Shandong Lugui Fastener Co ltd
Current assignee: Shandong Lugui Fastener Co ltd
Priority date: 2023-08-01
Filing date: 2023-08-01
Publication date: 2024-01-05
Anticipated expiration: 2033-08-01

Abstract

The utility model discloses a locking bolt which comprises a bolt head, wherein the bottom end of the bolt head is fixedly connected with a bolt rod part, a limiting mechanism for locking protection of the bolt rod part is arranged on the bolt head, the limiting mechanism comprises a supporting shaft, a supporting plate, a fixed cylinder, a limiting rod and a fixed ring, the limiting rod is arranged on the supporting plate in a sliding manner, the supporting shaft is connected with an inner cavity of a rotating groove in a rotating and penetrating manner, the outer wall of the supporting shaft is fixedly connected with the limiting ring in a penetrating manner, and the top end of the supporting shaft is fixedly connected with a limiting plate. According to the utility model, the supporting shaft, the supporting plate, the fixed cylinder, the limiting rod and the fixed ring are matched with each other, the supporting plate rotates circumferentially around the fixed shaft as the center of a circle, so that the limiting rod is convenient to store, the limiting rod is inserted into an object, the supporting plate supports the limiting rod, the head of the bolt and the bolt rod are further facilitated to be prevented from loosening and protected, the random rotation of the bolt rod is conveniently prevented, and the stability of fastening the object by the bolt rod is facilitated to be increased.

Description

Lock bolt

Technical Field

The utility model relates to the field of lockbolts, in particular to a lockbolt.

Background

The bolt is a common mechanical part, and is also a fastener, and the bolt can also be used together with a nut, and the bolt generally consists of a head part and a screw part and can be used for fastening an object.

When the bolt is used in some occasions, after the object is fastened, the object can vibrate, then the bolt is caused to rotate, the bolt is loose when fastened, the bolt is inconvenient to prevent loosening and protect the bolt, and certain limitations exist.

Disclosure of Invention

The present utility model is directed to a lockbolt to solve the above-mentioned problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a lockbolt, comprising:

the bottom end of the bolt head is fixedly connected with a bolt rod part;

the head of the bolt is provided with a limiting mechanism for preventing the bolt rod from loosening;

the limiting mechanism comprises a supporting shaft, a supporting plate, a fixed cylinder, a limiting rod and a fixed ring, wherein the supporting plate is connected with the head of the bolt through the supporting shaft, and the limiting rod is arranged on the supporting plate in a sliding manner.

Preferably, the bottom of back shaft and bolt head fixed connection, the rotation groove has been seted up on the top of backup pad, the back shaft rotates the interlude with the inner chamber of rotation groove and is connected, the outer wall of back shaft fixedly interlude is connected with the spacing ring, the top fixedly connected with limiting plate of back shaft.

Preferably, the top of backup pad has been seted up logical groove, the gag lever post is connected with the inner chamber slip interlude of logical groove, the bottom and the backup pad fixed connection of fixed section of thick bamboo, the gag lever post is connected with the inner chamber slip interlude of fixed section of thick bamboo.

Preferably, the outer wall of the limiting rod is fixedly connected with the inner cavity of the fixed ring in a penetrating manner, sliding blocks are fixedly connected to two sides of the fixed ring, sliding grooves are formed in two sides of the inner wall of the fixed cylinder, the sliding blocks are connected with the inner cavity of the sliding grooves in a sliding manner in a penetrating manner, and an annular plate is fixedly connected to the top end of the fixed cylinder.

Preferably, the top fixedly connected with dead lever of gag lever post, the outer wall cover of dead lever is equipped with the spring, the one end and the annular plate fixed connection of spring, the other end and the gag lever post fixed connection of spring.

Preferably, the bottom fixedly connected with of bolt head bears the ring, the bottom of bearing the ring is annular array fixedly connected with a plurality of anti-skidding teeth.

The utility model has the technical effects and advantages that:

according to the utility model, the supporting shaft, the supporting plate, the fixed cylinder, the limiting rod and the fixed ring are matched with each other, the supporting plate rotates circumferentially around the fixed shaft as the center of a circle, so that the limiting rod is convenient to store, the limiting rod is inserted into an object, the supporting plate supports the limiting rod, the head of the bolt and the bolt rod are further facilitated to be prevented from loosening and protected, the random rotation of the bolt rod is conveniently prevented, and the stability of fastening the object by the bolt rod is facilitated to be increased.

Drawings

FIG. 1 is a schematic diagram of the front cross-sectional structure of the present utility model.

Fig. 2 is an enlarged schematic view of the structure of fig. 1 a according to the present utility model.

Fig. 3 is an enlarged schematic view of the structure of fig. 1 at B according to the present utility model.

Fig. 4 is an enlarged view of the structure of fig. 1 at C according to the present utility model.

Fig. 5 is a schematic view of the structure of the support plate of the present utility model.

In the figure: 1. a bolt head; 2. a bolt shank; 3. a limiting mechanism; 31. a support shaft; 32. a support plate; 33. a fixed cylinder; 34. a limit rod; 35. a fixing ring; 4. a sliding block; 5. a spring; 6. a fixed rod; 7. an annular plate; 8. a limiting ring; 9. a limiting plate; 10. a carrier ring; 11. anti-slip teeth.

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 lockbolt as shown in figures 1-5, which comprises a bolt head 1, and the bottom end of the lockbolt is fixedly connected with a bolt rod 2.

The bolt head 1 is provided with a limiting mechanism 3 for preventing the bolt rod 2 from loosening.

The limiting mechanism 3 comprises a supporting shaft 31, a supporting plate 32, a fixed cylinder 33, a limiting rod 34 and a fixed ring 35, wherein the supporting plate 32 and the limiting rod 34 rotate in use, the rotating distance is limited, the excessive rotation of the bolt head 1 is avoided, the random detachment of the bolt rod 2 is avoided, the supporting shaft 31 is favorable for enabling the supporting plate 32 to rotate on the supporting plate, the driving of the limiting rod 34 is facilitated, the limiting rod 34 is enabled to rotate to the top end of the bolt head 1, the rotation of the bolt head 1 is facilitated, the driving of the bolt head 1 to the bolt rod 2 is facilitated, the rotation operation of the bolt rod 2 is facilitated, the supporting plate 32 is favorable for enabling the limiting rod 34 to slide on the supporting plate, the supporting of the limiting rod 34 is facilitated, the connection of the limiting rod 34 and the bolt head 1 is facilitated, the loosening protection of the bolt rod 2 is facilitated, the fixed cylinder 33 is favorable for sliding the limiting rod 34 in the fixed cylinder, is convenient for supporting the limiting rod 34, the limiting rod 34 is provided with a limiting hole matched with the limiting rod 34 on an object after the bolt rod part 2 is connected with the object, the limiting rod 34 is in sliding penetration with the inner cavity of the limiting hole, the limiting rod 34 is favorable for limiting the relative positions of the supporting plate 32 and the supporting shaft 31, further is favorable for limiting the bolt head 1, is favorable for preventing the bolt rod part 2 from loosening and protecting, avoids random rotation of the bolt rod part 2, is favorable for increasing the stability of the connection of the bolt rod part 2 and the object, the fixed ring 35 is favorable for supporting the limiting rod 34, is favorable for limiting the position of the limiting rod 34, avoids the limiting rod 34 from being separated from the supporting plate 32 due to the elasticity of the spring 5, is favorable for increasing the stability of the limiting rod 34, the supporting plate 32 is connected with the bolt head 1 through the supporting shaft 31, the limiting rod 34 is slidably arranged on the supporting plate 32, when the limiting rod is used, the limiting rod 34 is located at the top end of the bolt head 1 in an initial position, then the bolt head 1 is rotated, the bolt head 1 drives the bolt rod 2 to be fastened with an object, after the fixing rod is completed, a limiting hole matched with the limiting rod 34 is formed in the object, the supporting plate 32 is rotated, the supporting plate 32 rotates on the outer wall of the supporting shaft 31, the supporting plate 32 drives the limiting rod 34 and the fixed cylinder 33 to move, then the limiting rod 34 is separated from the bolt head 1, at the moment, the limiting rod 34 is pushed to move by the elastic force of the spring 5, the limiting rod 34 drives the fixed ring 35 to move, the fixed ring 35 drives the sliding block 4 to slide in the inner cavity of the sliding groove, then the limiting rod 34 is inserted into the inner cavity of the limiting hole, and therefore the positions of the bolt head 1 can be limited, and anti-loosening protection of the bolt head 1 and the bolt rod 2 is achieved.

The bottom and the bolt head 1 fixed connection of back shaft 31, the rotation groove has been seted up on the top of backup pad 32, be favorable to making back shaft 31 rotate at its inner chamber, conveniently operate backup pad 32, the inner chamber of back shaft 31 and rotation groove rotates the interlude and is connected, the outer wall of back shaft 31 is fixed to be interlude and is connected with spacing ring 8, spacing ring 8 and limiting plate 9 are favorable to prescribing a limit to the rotation position of backup pad 32, be favorable to making backup pad 32 steadily rotate, be favorable to prescribing a limit to the position of backup pad 32 simultaneously, avoid backup pad 32 to break away from with back shaft 31 mutually, the top fixedly connected with limiting plate 9 of back shaft 31.

The top of backup pad 32 has seted up logical groove, is favorable to making gag lever post 34 in its inside and carry out the slip, and gag lever post 34 and the inner chamber of logical groove slip alternate connection, the bottom and the backup pad 32 fixed connection of fixed section of thick bamboo 33, gag lever post 34 and the inner chamber of fixed section of thick bamboo 33 slip alternate connection.

The outer wall of gag lever post 34 is fixedly connected with the inner chamber of solid fixed ring 35 in a penetrating way, the equal fixedly connected with sliding block 4 in both sides of solid fixed ring 35, sliding block 4 is favorable to leading the motion of solid fixed ring 35, and then be favorable to leading the motion of gag lever post 34, be convenient for increase the stability of gag lever post 34 motion, the sliding tray has all been seted up to the both sides of solid fixed cylinder 33 inner wall, be favorable to making sliding block 4 slide in its inner chamber, sliding block 4 is connected with the inner chamber slip of sliding tray in a penetrating way, the top fixedly connected with annular plate 7 of solid fixed cylinder 33 is favorable to sealing the inner chamber of solid fixed cylinder 33, be favorable to supporting spring 5 simultaneously, be convenient for fix spring 5.

The top fixedly connected with dead lever 6 of gag lever post 34, dead lever 6 are favorable to leading the deformation of spring 5, are convenient for increase the stability of spring 5 deformation, and the outer wall cover of dead lever 6 is equipped with spring 5, and the elasticity of spring 5 is favorable to promoting gag lever post 34 and moves, is convenient for resume to the home position after making gag lever post 34 move, is convenient for carry out the repetitive operation to gag lever post 34, conveniently operates gag lever post 34, and the one end and the annular plate 7 fixed connection of spring 5, the other end and the gag lever post 34 fixed connection of spring 5.

The bottom fixedly connected with of bolt head 1 bears ring 10, bears ring 10 and is favorable to supporting anti-skidding tooth 11, and the bottom of bearing ring 10 is a plurality of anti-skidding teeth 11 of annular array fixedly connected with, and anti-skidding tooth 11 is the rubber material, and the bottom of anti-skidding tooth 11 is favorable to rubbing extrusion mutually with the object, and then is favorable to increasing the stability of bolt head 1, avoids the random rotation of bolt head 1, is convenient for increase the stability of bolt head 1.

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

1. A lockbolt, comprising:

a bolt head (1), the bottom end of which is fixedly connected with a bolt rod (2);

the method is characterized in that: a limiting mechanism (3) for preventing the bolt rod part (2) from loosening is arranged on the bolt head part (1);

the limiting mechanism (3) comprises a supporting shaft (31), a supporting plate (32), a fixing cylinder (33), a limiting rod (34) and a fixing ring (35), wherein the supporting plate (32) is connected with the bolt head (1) through the supporting shaft (31), and the limiting rod (34) is arranged on the supporting plate (32) in a sliding mode.

2. The lockbolt according to claim 1, wherein the bottom end of the supporting shaft (31) is fixedly connected with the bolt head (1), a rotating groove is formed in the top end of the supporting plate (32), the supporting shaft (31) is rotatably and alternately connected with an inner cavity of the rotating groove, a limiting ring (8) is fixedly and alternately connected with the outer wall of the supporting shaft (31), and a limiting plate (9) is fixedly connected with the top end of the supporting shaft (31).

3. The lockbolt according to claim 1, wherein the top end of the supporting plate (32) is provided with a through groove, the limit rod (34) is connected with the inner cavity of the through groove in a sliding and penetrating manner, the bottom end of the fixed cylinder (33) is fixedly connected with the supporting plate (32), and the limit rod (34) is connected with the inner cavity of the fixed cylinder (33) in a sliding and penetrating manner.

4. The lockbolt according to claim 1, wherein the outer wall of the limit rod (34) is fixedly connected with the inner cavity of the fixed ring (35) in a penetrating manner, sliding blocks (4) are fixedly connected to two sides of the fixed ring (35), sliding grooves are formed in two sides of the inner wall of the fixed cylinder (33), the sliding blocks (4) are connected with the inner cavity of the sliding grooves in a sliding penetrating manner, and an annular plate (7) is fixedly connected to the top end of the fixed cylinder (33).

5. The lockbolt according to claim 1, wherein the top end of the limit rod (34) is fixedly connected with a fixing rod (6), a spring (5) is sleeved on the outer wall of the fixing rod (6), one end of the spring (5) is fixedly connected with the annular plate (7), and the other end of the spring (5) is fixedly connected with the limit rod (34).

6. The lockbolt according to claim 1, wherein the bottom end of the bolt head (1) is fixedly connected with a bearing ring (10), and the bottom end of the bearing ring (10) is fixedly connected with a plurality of anti-slip teeth (11) in an annular array.