CN214304801U

CN214304801U - Anti-loosening fastener

Info

Publication number: CN214304801U
Application number: CN202022928162.5U
Authority: CN
Inventors: 杨井虎
Original assignee: Taicang Qiwei Metal Products Co ltd
Current assignee: Taicang Qiwei Metal Products Co ltd
Priority date: 2020-12-07
Filing date: 2020-12-07
Publication date: 2021-09-28
Anticipated expiration: 2030-12-07

Abstract

The utility model discloses a locking fastener in locking technical field, comprises a fixed station one end fixed connection limiting plate, the limiting plate is kept away from the one end middle part fixedly connected with screw rod of fixing base, and one outside threaded connection has the pinch-off blades on the screw rod, and one side that the limiting plate was kept away from to the pinch-off blades is provided with the lining adapter sleeve, tip and screw rod threaded connection under the adapter sleeve, the inside inner lock that is provided with of adapter sleeve, the inner lock setting is in the screw rod outside, and inner lock and screw rod threaded connection, a plurality of flexure strips of an end fixedly connected with of inner lock. The utility model discloses in, through the cooperation between fixed station limiting plate and the pinch-off blades, article that will fix are fixed, and it is fixed to screw up the screw rod through twisting the draw-in groove, are favorable to the fixed use of article, use through the cooperation of stopper, spring and spacing groove, carry out spacing fixed to the fixed plate, are favorable to the locking use of fastener, use when the installation of the fastener of being convenient for.

Description

Anti-loosening fastener

Technical Field

The utility model relates to a locking technical field specifically is a locking fastener.

Background

The common anti-loose methods include three methods, namely friction anti-loose, mechanical anti-loose and permanent anti-loose. Mechanical and frictional lockouts are referred to as removable lockouts, while permanent lockouts are referred to as non-removable lockouts. The commonly used permanent anti-loosening methods are as follows: spot welding, riveting, gluing, etc. The method mostly destroys the threaded fastener when being disassembled, and cannot be used repeatedly. The friction locking is realized by utilizing a gasket, a self-locking nut, a double nut and the like. The mechanical anti-loosening method comprises the steps of utilizing a split pin, a stop washer, a steel wire rope and the like.

In the prior art, in order to strengthen the firmness of the fastener, the anti-loosening fastener generally adopts permanent anti-loosening, adopts spot welding and riveting to fix the object to prevent falling off, but is not easy to disassemble and is not beneficial to the reuse of the fastener, if the mechanical anti-loosening is adopted, the anti-loosening is not firm, the existing mechanical anti-loosening is fixed, generally the single-layer fastening is adopted, the fastener is easy to fall off when being used for a long time, and the fixed use of the object is not beneficial.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a locking fastener possesses can dismantle, the multilayer is fixed, be difficult for the advantage that drops, has solved the problem that the background art provided.

(II) technical scheme

In order to realize the above-mentioned purpose that can dismantle, the multilayer is fixed, be difficult for droing, the utility model provides a following technical scheme: the utility model provides a locking fastener, includes the fixed station one end fixed connection limiting plate, the limiting plate is kept away from the one end middle part fixedly connected with screw rod of fixing base, and outside threaded connection has the pinch-off blades on the screw rod, and one side that the limiting plate was kept away from to the pinch-off blades is provided with interior adapter sleeve, tip and screw rod threaded connection under the adapter sleeve, and the inside interior lock that is provided with of adapter sleeve, interior lock set up in the screw rod outside, and interior lock and screw rod threaded connection, a plurality of flexure strips of an interior lock tip fixedly connected with.

Preferably, a clamping groove is formed in one end, far away from the limiting plate, of the fixing table, and the clamping groove is a regular hexagonal groove.

Preferably, the four corners of the upper end of the clamping plate are fixedly connected with connecting rods, and the upper end of each connecting rod is fixedly connected with a limiting block.

Preferably, the middle part of the outer side of the connecting sleeve is provided with a limiting groove, the limiting block is arranged in the limiting groove, and the limiting block is connected with the inner side wall of the limiting groove in a sliding manner.

Preferably, the limiting groove one end corresponds with the stopper and is provided with the mounting groove, and a pot head of limiting groove is equipped with the spring, and the spring upper end is connected with the stopper.

Preferably, one end of the connecting sleeve, which is far away from the mounting groove, is fixedly connected with a balance plate, and the balance plate and the clamping plate are correspondingly arranged.

Compared with the prior art, the beneficial effects of the utility model are that:

1. in the utility model, through the matching between the fixed platform limiting plate and the clamping plate, the object to be fixed is fixed, the screw rod is screwed up and fixed through screwing the clamping groove, the fixed use of the object is facilitated, and through the matching use of the limiting block, the spring and the limiting groove, the fixed plate is limited and fixed, the anti-loose use of the fastener is facilitated, and the fastener is convenient to use during installation;

2. in the utility model, the connecting sleeve is fixed in a limiting way by matching the inner lock with the screw rod, so that the multilayer limiting fixation is realized, the locking fixation is further realized, the safety of the fastener is convenient, and the fastener is not easy to fall off; novel adopt detachable construction to carry out locking fixed, can carry out the stable adjustment of mounting, the maintenance of the mounting of being convenient for is used, is favorable to the reuse of fastener.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the present invention;

fig. 3 is a schematic structural view of the middle inner lock of the present invention.

In the figure: 1. a fixed table; 2. a screw; 3. a clamping plate; 4. a connecting rod; 5. a limiting block; 6. connecting sleeves; 7. a spring; 8. a limiting groove; 9. mounting grooves; 10. an inner lock; 11. an elastic sheet; 12. a clamping groove.

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.

Please refer to fig. 1-3, in the embodiment of the utility model, a locking fastener, including 1 one end fixed connection limiting plate of fixed station, the limiting plate is kept away from the one end middle part fixedly connected with screw rod 2 of fixing base, outside threaded connection has pinch-off blades 3 on the screw rod 2, one side that pinch-off blades 3 kept away from the limiting plate is provided with interior adapter sleeve 6, tip and 2 threaded connection of screw rod under the adapter sleeve 6, adapter sleeve 6 is inside to be provided with interior lock 10, interior lock 10 sets up in the screw rod 2 outsides, and

interior lock

10 and 2 threaded connection of screw rod, a plurality of flexure strips of an end fixedly connected with of interior lock 10 11.

One end of the fixed table 1, which is far away from the limiting plate, is provided with a clamping groove 12, and the clamping groove 12 is a regular hexagonal groove; during the use, go into draw-in groove 12 through hexagon socket head wrench card in, rotate fixed station 1, the rotation of the screw rod 2 of being convenient for is used, is favorable to screwing up fixedly of fastener.

The four corners of the upper end of the clamping plate 3 are fixedly connected with connecting rods 4, the upper end of each connecting rod 4 is fixedly connected with a limiting block 5, the middle part of the outer side of the connecting sleeve 6 is provided with a limiting groove 8, the limiting blocks 5 are arranged in the limiting grooves 8, and the limiting blocks 5 are connected with the inner side walls of the limiting grooves 8 in a sliding manner; limiting groove 8 one end corresponds with stopper 5 and is provided with

mounting groove

9, and 8 pot heads in limiting groove are equipped with spring 7, and the spring 7 upper end is connected with stopper 5. Through the cooperation use of stopper 5, spring 7 and spacing groove 8, carry out spacing fixed to connecting rod 4, and then to 3 spacing fixes of pinch-off blades, the stable locking of the pinch-off blades 3 of being convenient for.

One end of the connecting sleeve 6, which is far away from the mounting groove 9, is fixedly connected with a balance plate, and the balance plate is arranged corresponding to the clamping plate 3; through the setting of balance plate, be favorable to the protection to adapter sleeve 6, balance plate and the corresponding setting of pinch-off blades 3, the use of placing of the fastener of being convenient for.

The utility model discloses a theory of operation is: the object to be fixed is fixed through the matching between the limiting plate of the fixing table 1 and the clamping plate 3, the screw rod 2 is screwed and fixed through screwing the clamping groove 12, and the object is fixed for use; when the fastening piece is used, the limiting block 5, the spring 7 and the limiting groove 8 are matched for use, so that the fastening piece is limited and fixed, the locking use of the fastening piece is facilitated, and the fastening piece is convenient to use when being installed;

during the use, the cooperation of internal lock 10 and screw rod 2 carries out spacing fixed to adapter sleeve 6, realizes that the multilayer is spacing fixed, and further locking is fixed, and the safety of the fastener of being convenient for protects, and this novel detachable construction that adopts carries out locking fixed, during the use, can carry out the stable adjustment of mounting, and the maintenance of the mounting of being convenient for is used, is favorable to the reuse of fastener.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A check fastener, includes fixed station (1), its characterized in that: fixed station (1) one end fixed connection limiting plate, the limiting plate is kept away from one end middle part fixedly connected with screw rod (2) of fixing base, one outside threaded connection has clamp plate (3) on screw rod (2), one side that limiting plate was kept away from in clamp plate (3) is provided with interior adapter sleeve (6), tip and screw rod (2) threaded connection under adapter sleeve (6), adapter sleeve (6) inside is provided with interior lock (10), interior lock (10) set up in the screw rod (2) outside, and interior lock (10) and screw rod (2) threaded connection, a plurality of flexure strips (11) of an end fixedly connected with of interior lock (10).

2. A loose-proof fastener as claimed in claim 1, characterized in that: a clamping groove (12) is formed in one end, far away from the limiting plate, of the fixing table (1), and the clamping groove (12) is a regular hexagonal groove.

3. A loose-proof fastener as claimed in claim 1, characterized in that: the clamping plate is characterized in that four corners of the upper end of the clamping plate (3) are fixedly connected with connecting rods (4), and the upper end of each connecting rod (4) is fixedly connected with a limiting block (5).

4. A loose-proof fastener as claimed in claim 1, characterized in that: spacing groove (8) have been seted up at adapter sleeve (6) outside middle part, stopper (5) set up inside spacing groove (8), and stopper (5) and spacing groove (8) inside wall sliding connection.

5. A check fastener as claimed in claim 4, wherein: limiting groove (8) one end corresponds with stopper (5) and is provided with mounting groove (9), and a pot head in limiting groove (8) is equipped with spring (7), and spring (7) upper end is connected with stopper (5).

6. A loose-proof fastener as claimed in claim 1, characterized in that: one end of the connecting sleeve (6) far away from the mounting groove (9) is fixedly connected with a balance plate, and the balance plate and the clamping plate (3) are correspondingly arranged.