CN213419632U

CN213419632U - Anti-loosening bolt

Info

Publication number: CN213419632U
Application number: CN202022298917.8U
Authority: CN
Inventors: 邱建敏
Original assignee: Wenzhou Jijin Hardware Products Co ltd
Current assignee: Wenzhou Jijin Hardware Products Co ltd
Priority date: 2020-10-15
Filing date: 2020-10-15
Publication date: 2021-06-11
Anticipated expiration: 2030-10-15

Abstract

The utility model discloses a check bolt, including the horizontal pole, the left side of horizontal pole is equipped with first bolt, the right-hand member rigid coupling of horizontal pole has the spiral shell head, locking mechanism is installed to the inboard of horizontal pole, the opening has been seted up to the inner wall in the middle of the right side of commentaries on classics piece. This locking bolt, insert in the opening in the commentaries on classics piece through external hexagonal spanner, make the commentaries on classics piece rotate, the commentaries on classics piece drives the threaded rod and rotates, the threaded rod is at horizontal pole and the overhead logical inslot rotation of spiral shell, the threaded rod rotates and removes to the left side in perpendicular piece, the threaded rod drives the kicking block and removes to the left side, and the inclined plane and the laminating of two second bolt inclined planes through the kicking block, two second bolts remove to the outside and make three connecting rod tensile, the second bolt slides to the outside in the spout on horizontal pole and first bolt through the slider of both sides, be convenient for support tightly with external part, prevent that the bolt is not hard up, when having solved current bolt and being used, because can appear not hard up with the part.

Description

Anti-loosening bolt

Technical Field

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

Background

Bolt: mechanical part, the cylindrical threaded fastener of adapted nut, a kind of fastener of constituteing by head and screw rod (the cylinder that has the external screw thread) two parts need with the nut cooperation for two parts that have the through-hole of fastening connection, but current bolt is when using, owing to can appear becoming flexible with the part, thereby influence the problem of fastening effect, current check bolt exists simultaneously when using, and it is loaded down with trivial details with the part connection, need plus annex, the not enough problem of wholeness.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a locking bolt to when solving the current bolt that proposes among the above-mentioned background art for the use, owing to can appear not hard up with the part, thereby influence the problem of fastening effect.

In order to achieve the above object, the utility model provides a following technical scheme: a check bolt comprises a cross rod, wherein a first bolt is arranged on the left side of the cross rod, a screw head is fixedly connected to the right end of the cross rod, and a check mechanism is arranged on the inner side of the cross rod;

the anti-loosening mechanism comprises a rotating block, an opening, a threaded rod, a through groove, a vertical block, a top block, a second bolt, a connecting rod, a sliding block, a sliding groove and a spring;

the opening has been seted up to the inner wall in the middle of the right side of commentaries on classics piece, the rigid coupling threaded rod in the middle of the left end of commentaries on classics piece, the outer wall of threaded rod and the interior surface clearance fit who leads to the groove, lead to the groove and set up the middle inner wall at horizontal pole and spiral shell head, the right side outer wall threaded connection of threaded rod has perpendicular piece, the outer wall rigid coupling of perpendicular piece is at the right side internal surface that leads to the groove, the left side outer wall rigid coupling of threaded rod has the kicking block, the left side outer wall laminating of kicking block has two second bolts, two the inboard equal rigid coupling of second bolt has three connecting rod, the equal rigid coupling in both ends has the slider about the outside of second bolt, the slider all with spout slip joint, the spout is all set up in the upper and lower both sides of the inner of horizontal pole and first bolt.

Preferably, the sliding block and the sliding groove form a sliding structure.

Preferably, the openings are hexagonal.

Preferably, the connecting rods are arranged equidistantly within the second bolt.

Preferably, the top block is in a boss shape.

Preferably, the sliding blocks are symmetrically distributed up and down by taking the center line of the second bolt as the center.

Compared with the prior art, the beneficial effects of the utility model are that: compared with the prior art, the anti-loosening bolt has the following advantages:

through the matching between the cross rod, the first bolt, the screw head, the rotating block, the opening, the threaded rod, the through groove, the vertical block, the ejecting block, the second bolt, the connecting rod, the sliding block, the sliding groove and the spring, the rotating block is inserted into the opening in the rotating block through an external hexagonal wrench to rotate, the rotating block drives the threaded rod to rotate, the threaded rod rotates in the through groove on the cross rod and the screw head, the threaded rod rotates to move to the left side in the vertical block, the threaded rod drives the ejecting block to move to the left side and is attached to the inclined surfaces of the two second bolts through the inclined surfaces of the ejecting block, the two second bolts move to the outer side to stretch the three connecting rods, the second bolts slide to the outer side in the sliding grooves on the cross rod and the first bolt through the sliding blocks on the two sides, the connecting rods are convenient to abut against external parts, the bolt is prevented from loosening, and the problem that the, thereby affecting the fastening effect.

Through the cooperation between horizontal pole, first bolt, spiral shell head and the locking mechanism, need not plus the annex and connect, the complete bolt that horizontal pole, first bolt, spiral shell head and locking mechanism constitute is with two external part fastening connections, and the wholeness is strong, has solved current locking bolt when using, and is loaded down with trivial details with the part connection, needs plus the annex, the not enough problem of wholeness.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the threaded shaft, top block and second bolt of FIG. 1;

FIG. 3 is a schematic view of the structure of the rotating block, the opening and the threaded rod of FIG. 1;

fig. 4 is a schematic structural diagram of the sliding block, the sliding groove and the spring in fig. 1.

In the figure: 1. the locking device comprises a cross rod, 2, a first bolt, 3, a screw head, 4, a locking mechanism, 401, a rotating block, 402, an opening, 403, a threaded rod, 404, a through groove, 405, a vertical block, 406, a top block, 407, a second bolt, 408, a connecting rod, 409, a sliding block, 410, a sliding groove, 411 and a spring.

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. 1-4, the present invention provides a technical solution: a check bolt comprises a cross rod 1, a first bolt 2 is arranged on the left side of the cross rod 1, a screw head 3 is fixedly connected to the right end of the cross rod 1, a check mechanism 4 is installed on the inner side of the cross rod 1, the check mechanism 4 comprises a rotating block 401, an opening 402, a threaded rod 403, a through groove 404, a vertical block 405, a top block 406, a second bolt 407, a connecting rod 408, a sliding block 409, a sliding groove 410 and a spring 411, the opening 402 is formed in the middle inner wall of the right side of the rotating block 401, the opening 402 is a hexagonal opening, the threaded rod 403 is fixedly connected to the middle of the left end of the rotating block 401, the outer wall of the threaded rod 403 is in clearance fit with the inner surface of the through groove 404, the through groove 404 is formed in the middle inner walls of the cross rod 1 and the screw head 3, the rotating block 401 drives the threaded rod 403 to rotate in the through groove 404 on the cross rod 1 and the screw head 3, the outer wall of the right, a top block 406 is fixedly connected to the outer wall of the left side of the threaded rod 403, two second bolts 407 are attached to the outer wall of the left side of the top block 406, the threaded rod 403 drives the top block 406 to move towards the left side and is attached to the inclined surfaces of the two second bolts 407 through the inclined surfaces of the top block 406 to apply an outward force to the two second bolts 407, three connecting rods 408 are fixedly connected to the inner sides of the two second bolts 407, the two second bolts 407 move towards the outside to stretch the three connecting rods 408, the connecting rods 408 are telescopic rods, sliders 409 are fixedly connected to the left end and the right end of the outer side of the second bolts 407, the sliders 409 are slidably clamped with the sliding grooves 410, the sliding grooves 410 are respectively arranged at the upper side and the lower side of the inner ends of the cross bar 1 and the first bolt 2, the second bolts 407 slide towards the outer side in the sliding grooves 410 on the cross bar 1 and the first bolt 2 through the sliders 409 at the two sides, the sliding grooves 410 prevent the sliders 409 from derailing, on the contrary, the second bolt 407 can be reset through the elasticity of the spring 411, the outer sides of the spring 411 are fixedly connected to the inner surface of the outer side of the sliding groove 410, the sliding block 409 and the sliding groove 410 form a sliding structure, the sliding block 409 slides up and down in the sliding groove 410, the opening 402 is hexagonal and is convenient to be connected with an external hexagonal wrench, the connecting rods 408 are arranged in the second bolt 407 at equal intervals, the second bolt 407 moves stably, the top block 406 is in a boss shape and is convenient to fit with the inclined surface of the second bolt 407, and the sliding block 409 is symmetrically distributed up and down with the center line of the second bolt 407 as the center, so that the second bolt 407 moves stably.

When the anti-loose bolt is used, firstly, a complete bolt consisting of the cross rod 1, the first bolt 2, the screw head 3 and the anti-loose mechanism is manually fastened and connected with two external parts, when the bolt and the two external parts are loosened, the complete bolt is inserted into an opening 402 in the rotating block 401 through an external hexagonal wrench, the rotating block 401 is rotated, the rotating block 401 drives the threaded rod 403 to rotate, the threaded rod 403 rotates in the through groove 404 on the cross rod 1 and the screw head 3, the threaded rod 403 rotates to move towards the left side in the vertical block 405, the threaded rod 403 drives the top block 406 to move towards the left side, the inclined surface of the top block 406 is attached to the inclined surfaces of the two second bolts 407, the two second bolts 407 are forced outwards to move outwards to stretch the three connecting rods 408, the second bolts 407 slide outwards in the sliding grooves 410 on the cross rod 1 and the first bolt 2 through the sliding blocks 409 on the two sides so as to be convenient for being tightly abutted against the external, the bolt is prevented from loosening, the slider 409 applies outward force to the spring 411 to compress the spring 411, and conversely, the second bolt 407 can be reset through the elasticity of the spring 411.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a check bolt, includes horizontal pole (1), its characterized in that: a first bolt (2) is arranged on the left side of the cross rod (1), a screw head (3) is fixedly connected to the right end of the cross rod (1), and a locking mechanism (4) is mounted on the inner side of the cross rod (1);

the anti-loosening mechanism (4) comprises a rotating block (401), an opening (402), a threaded rod (403), a through groove (404), a vertical block (405), a top block (406), a second bolt (407), a connecting rod (408), a sliding block (409), a sliding groove (410) and a spring (411);

the inner wall has seted up opening (402) in the middle of the right side of commentaries on classics piece (401), rigid coupling threaded rod (403) in the middle of the left end of commentaries on classics piece (401), the outer wall of threaded rod (403) and the interior surface clearance fit who leads to groove (404), lead to groove (404) and set up the middle inner wall at horizontal pole (1) and spiral shell head (3), the right side outer wall threaded connection of threaded rod (403) has riser block (405), the outer wall rigid coupling of riser block (405) is at the right side internal surface that leads to groove (404), the left side outer wall rigid coupling of threaded rod (403) has kicking block (406), the left side outer wall laminating of kicking block (406) has two second bolts (407), two the equal rigid coupling in second bolt (407) inboard has three connecting rod (408), the equal rigid coupling in both ends has slider (409) about the outside of second bolt (407), slider (409) all with spout (410) slip joint, both sides about the inner of horizontal pole (1) and first bolt (2) are all seted up in spout (410), the equal rigid coupling in outside of slider (409) has spring (411), the equal rigid coupling in outside internal surface of spout (410) in the outside of spring (411).

2. A check bolt as defined in claim 1, wherein: the sliding block (409) and the sliding groove (410) form a sliding structure.

3. A check bolt as defined in claim 1, wherein: the openings (402) are hexagonal in shape.

4. A check bolt as defined in claim 1, wherein: the connecting rods (408) are arranged equidistantly in the second bolt (407).

5. A check bolt as defined in claim 1, wherein: the top block (406) is in a boss shape.

6. A check bolt as defined in claim 1, wherein: the sliding blocks (409) are symmetrically distributed on the upper side and the lower side by taking the center line of the second bolt (407) as the center.