CN213954119U

CN213954119U - Improved bolt

Info

Publication number: CN213954119U
Application number: CN202022308788.6U
Authority: CN
Inventors: 王微
Original assignee: Wenzhou Jingtuo Standard Parts Co ltd
Current assignee: Wenzhou Jingtuo Standard Parts Co ltd
Priority date: 2020-10-16
Filing date: 2020-10-16
Publication date: 2021-08-13
Anticipated expiration: 2030-10-16

Abstract

The utility model discloses a modified bolt, including the bolt head, its characterized in that: the utility model discloses a bolt, including bolt head, lock core, spring, bolt rod, spring, lock core bolt hole, lock core assembly, lock core bolt hole, the top of bolt head is provided with the shank of bolt, the inside of lock core bar is provided with the lock hole, the inside of lock core assembly includes lock core bolt hole, one side in lock core bolt hole is provided with the spring, the inside of spring is provided with movable bolt, the inside of shank of bolt is provided with shank of bolt hole, shank of bolt hole and spring are the cooperation structure, the end of shank of bolt is provided with magnet one, the inside of bolt head is provided with the recess, the bottom of recess is provided with magnet two, the surface of shank of bolt is provided with left-handed thread and right-handed thread respectively, the outside of shank of bolt is provided with the nut, the inboard of nut is provided with the screw thread, the utility model discloses, have the characteristics that the practicality is strong and theftproof.

Description

Improved bolt

Technical Field

The utility model relates to a bolt technical field specifically is a modified bolt.

Background

The bolt is a mechanical part, a cylindrical threaded fastener matched with a nut, a fastener composed of a head part and a screw rod needs to be matched with the nut and is used for fastening and connecting two parts with through holes, the connection form is called bolt connection, if the nut is screwed off from the bolt, the two parts can be separated, so the bolt connection belongs to detachable connection, the bolt is rare in daily life and industrial production and manufacturing, the bolt is also called industrial meter, the application range of the bolt is wide, and the anti-falling and anti-theft performance of the existing bolt is poor. Therefore, it is necessary to design an improved bolt with strong practicability and anti-falling and anti-theft functions.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an improved bolt to solve the problem that proposes among the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: an improved bolt including a bolt head, characterized in that: the bolt head is characterized in that a bolt rod is arranged at the top of the bolt head, a lock hole is formed in the top of the bolt head, a lock core rod is arranged inside the lock hole, a lock core assembly is arranged inside the lock core rod, the bolt head and the bolt rod are of a fixed structure, the whole bolt is composed of two identical components, the lock hole only has one bolt head surface, when the bolt is needed, one half of bolts with the lock holes are found, the bolt rods are inserted into the connecting holes from one side, the other half of bolt rods are inserted into the connecting holes from the other side, at the moment, the top of the bolt head is seen to have one lock hole, and after the bolt is screwed down, a key can be inserted into the lock hole to rotate the lock core assembly to lock the bolt.

According to the technical scheme, the lock cylinder assembly comprises a lock cylinder bolt hole, a spring is arranged on one side of the lock cylinder bolt hole, a movable bolt is arranged inside the spring, and when the bolt is screwed down, the structure in the lock cylinder assembly is matched with the structure in the bolt but does not act, so that the bolt is normally screwed down.

According to the technical scheme, bolt rod pin holes are formed in the bolt rod, the bolt rod pin holes and the spring are of a matched structure, half bolt pin holes are formed in two sides of two bolt rods, when the bolt is tightened, the bolt rod pin holes are combined into two complete bolt pin holes, when the bolt is tightened and does not need to be locked, the movable pin is located in the lock cylinder pin hole, the lock cylinder assembly does not have any effect, when the bolt is required to be locked, the key is rotated, the lock cylinder assembly rotates along with the key, the lock cylinder pin hole also rotates along with the key and starts to extrude the movable pin until the lock cylinder pin hole is completely separated from the movable pin, the movable pin enters the bolt pin hole to play a role in preventing and preventing falling and theft, when the bolt is required to be unscrewed, the key is rotated, the lock cylinder pin hole returns to the position of the movable pin, the movable pin is rebounded to the position of the lock cylinder pin hole by the spring to open the lock, the bolt is convenient to unscrew.

According to the technical scheme, the tail end of the bolt rod is provided with the first magnet, the bolt head is internally provided with the groove, the bottom of the groove is provided with the second magnet, and after the two bolt rods enter the corresponding bolt head grooves, the first magnet and the second magnet attract each other to play a role in preventing falling.

According to the technical scheme, the surface of the bolt rod is respectively provided with the left-handed thread and the right-handed thread, and the bolt is tightened.

According to the technical scheme, the nuts are arranged on the outer sides of the bolt rods, the threads are arranged on the inner sides of the nuts, when the bolt is screwed, one nut is screwed along the left-handed threads in a rotating mode, the other nut is screwed along the right-handed threads in a rotating mode, the two nuts are screwed in opposite rotating directions, the effect of fastening the connecting piece is achieved, and meanwhile the bolt is screwed more firmly due to the double-thread structure.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is: the utility model is characterized in that the utility model,

(1) when the bolt is required to be used, half of the bolt rods are inserted into the connecting holes from one side, the other half of the bolt rods are inserted into the connecting holes from the other side, at the moment, the top of the bolt head can be seen to be provided with the lock hole, and after the bolt is screwed down, a key can be inserted into the lock hole to rotate the lock core assembly to lock the bolt;

(2) the magnet is arranged in the groove, so that an adsorption effect is achieved when the two bolts are close to each other, the operation is convenient, meanwhile, the bolts cannot be loosened after slight vibration, and the service life and the tightness of the bolts are prolonged;

(3) through be provided with left-handed screw and right-handed screw on the bolt, when screwing up the bolt, a nut is screwed up along the rotation of left-handed screw, and another nut is screwed up along the rotation of right-handed screw, and two nut rotations are screwed up opposite direction, play fastening connection's effect, and the structure of two screw also makes the bolt screw up the back more firm simultaneously.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of a half bolt of the present invention;

fig. 3 is an unlocked schematic view of the present invention;

fig. 4 is a schematic diagram of the locking of the present invention;

FIG. 5 is a schematic view of the plug assembly of the present invention;

in the figure: 1. a bolt head; 2. left-handed threads; 3. a groove; 5. a nut; 8. right-hand threads; 9. a magnet I; 11. a lock hole; 12. a lock cylinder rod; 13. a bolt shank; 14. bolt holes of bolt rods; 15. a movable bolt; 17. a spring; 18. a lock cylinder pin hole; 19. a plug assembly; 20. and a second magnet.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: an improved bolt, comprising a bolt head 1, characterized in that: the top of the bolt head 1 is provided with a bolt rod 13, the top of the bolt head 1 is provided with a lock hole 11, the inside of the lock hole 11 is provided with a lock core rod 12, the inside of the lock core rod 12 is provided with a lock core assembly 19, the bolt head 1 and the bolt rod 13 are of a fixed structure, the whole bolt is composed of two same components, the lock hole 11 only has one bolt head 1 surface, when the bolt is needed, one half of the bolt with the lock hole 11 is found, the bolt rod 13 is inserted into the connecting hole from one side, the other half of the bolt rod 13 is inserted into the connecting hole from the other side, at the moment, the top of the bolt head 1 is seen to be provided with the lock hole 11, and after the bolt is screwed, a key can be inserted into the lock core assembly 11 to rotate the lock core assembly 19 to lock the bolt;

the lock core assembly 19 comprises a lock core bolt hole 18, a spring 17 is arranged on one side of the lock core bolt hole 18, a movable bolt 15 is arranged inside the spring 17, and when the bolt is screwed down, the structure in the lock core assembly 19 is matched with the structure in the bolt in position but does not act, so that the bolt is in a normal screwing state;

the inside of the bolt rod 13 is provided with a bolt rod bolt hole 14, the bolt rod bolt hole 14 and a spring 17 are in a matching structure, two sides of the two bolt rods 13 are provided with half bolt holes 14, the two bolt rod holes are combined into two complete bolt holes 14 after the bolt is tightened, when the bolt is tightened and does not need to be locked, the movable bolt 15 is positioned in the lock cylinder bolt hole 18, the lock cylinder assembly 19 does not have any effect, when the bolt needs to be locked, the key is rotated, the lock cylinder assembly 19 rotates along with the key, the lock cylinder bolt hole 18 also rotates and starts to extrude the movable bolt 15 until the lock cylinder bolt hole 18 is completely separated from the movable bolt 15, the movable bolt 15 enters the bolt hole 14 to play a role of preventing and preventing falling and theft, when the bolt needs to be unscrewed, the key is rotated, the lock cylinder bolt hole 18 returns to the position of the movable bolt 15, the movable bolt 15 is rebounded to the position of the lock cylinder bolt hole 18 by the spring 17, the lock is unlocked, and the bolt is conveniently unscrewed;

the tail end of each bolt rod 13 is provided with a first magnet 9, the inside of each bolt head 1 is provided with a groove 3, the bottom of each groove 3 is provided with a second magnet 20, and after the two bolt rods 13 enter the corresponding bolt head grooves 3, the first magnets 9 and the second magnets 20 are mutually attracted to play a role in preventing falling;

the surface of the bolt rod 13 is respectively provided with a left-handed thread 2 and a right-handed thread 8 which are fastened after the bolt is screwed;

the outside of shank of bolt 13 is provided with nut 5, the inboard of nut 5 is provided with the screw thread, shank of bolt 13 divide into two of symmetry, be provided with the nut respectively, the screw thread and the left-handed screw thread 2 of a nut are the cooperation structure, the screw thread and the right-handed screw thread 8 of a nut are the cooperation structure, when screwing up the bolt, a nut is following the rotatory tightening of left-handed screw thread 2, another nut is following the rotatory tightening of right-handed screw thread 8, two nut rotation tightening opposite directions, play fastening connection's effect, the structure of two screw threads also makes the bolt tighten the back more firm simultaneously.

The working principle is as follows:

the bolt head 1 and the bolt rod 13 are fixed structures, the whole bolt is composed of two identical parts, the lock hole 11 only exists on the surface of one bolt head 1, when the bolt is needed, one half of the bolt with the lock hole 11 is found, the bolt rod 13 is inserted into the connecting hole from one side, the other half of the bolt rod 13 is inserted into the connecting hole from the other side, at the moment, the top of the bolt head 1 can be seen to be provided with the lock hole 11, after the bolt is tightened, a key can be inserted into the lock hole 11 to rotate the lock core assembly 19 to lock the bolt, when the bolt is tightened, the structure in the lock core assembly 19 is matched with the structure in the bolt in position but does not work, for the normal tightening state of the bolt, the two sides of the two bolt rods 13 both have half bolt holes 14, when the bolt is tightened, the two complete bolt pin holes 14 are combined, when the bolt is not needed to be locked, the movable bolt 15 is positioned in the bolt hole 18, the lock core assembly 19 does not have any function, when a bolt needs to be locked, the key is rotated, the lock core assembly 19 rotates along with the key, the lock core bolt hole 18 also rotates and starts to extrude the movable bolt 15 until the lock core bolt hole 18 is completely separated from the movable bolt 15, the movable bolt 15 enters the bolt hole 14 to play a role in preventing falling and theft, when the bolt needs to be unscrewed, the key is rotated, the lock core bolt hole 18 returns to the position of the movable bolt 15, the movable bolt 15 rebounds to the position of the lock core bolt hole 18 through the spring 17 to unlock the lock, the bolt is convenient to unscrew, when two bolt rods 13 enter corresponding bolt head grooves 3, the first magnet 9 and the second magnet 20 are mutually attracted to play a role in preventing falling, when the bolt is screwed, one nut is screwed along the left-handed thread 2, the other nut is screwed along the right-handed thread 8, the screwing directions of the two nuts are opposite, the function of fastening the connecting piece is played, and the structure of double thread also makes the bolt more firm after screwing up simultaneously.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention 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 in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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

1. An improved bolt comprising a bolt head (1), characterized in that: the bolt head is characterized in that a bolt rod (13) is arranged at the top of the bolt head (1), a lock hole (11) is formed in the top of the bolt head (1), a lock core rod (12) is arranged inside the lock hole (11), and a lock core assembly (19) is arranged inside the lock core rod (12).

2. An improved bolt as defined in claim 1 wherein: the lock core assembly (19) comprises a lock core bolt hole (18), a spring (17) is arranged on one side of the lock core bolt hole (18), and a movable bolt (15) is arranged inside the spring (17).

3. An improved bolt as defined in claim 2 wherein: bolt rod bolt holes (14) are formed in the bolt rods (13), and the bolt rod bolt holes (14) and the springs (17) are of a matched structure.

4. An improved bolt as defined in claim 3 wherein: the tail end of the bolt rod (13) is provided with a first magnet (9), a groove (3) is formed in the bolt head (1), and a second magnet (20) is arranged at the bottom of the groove (3).

5. An improved bolt as defined in claim 4 wherein: the surface of the bolt rod (13) is respectively provided with a left-handed thread (2) and a right-handed thread (8).

6. An improved bolt as defined in claim 5 wherein: the outer side of the bolt rod (13) is provided with a nut (5), and the inner side of the nut (5) is provided with threads.