CN211173513U

CN211173513U - Anti-falling, anti-backing and locking device for magnetic lock armature

Info

Publication number: CN211173513U
Application number: CN201922031750.6U
Authority: CN
Inventors: 唐昕; 徐征宇
Original assignee: Operating Branch Of Wuxi Metro Group Co ltd
Current assignee: Operating Branch Of Wuxi Metro Group Co ltd
Priority date: 2019-11-22
Filing date: 2019-11-22
Publication date: 2020-08-04
Anticipated expiration: 2029-11-22

Abstract

The utility model discloses a magnetic force lock armature anti-falling and anti-backing locking device, which comprises a main bolt, a main nut, an anti-backing bolt and an anti-loose part; the end head of the main bolt is provided with a retaining slot, the main nut is provided with a retaining screw hole, and the anti-loosening component consists of a gasket and a slot strip which are integrally arranged; the main bolt sequentially penetrates through the armature, the door body and the washer and is bolted with the main nut, the clamping groove strip is correspondingly located in the stopping clamping groove, the stopping bolt is bolted with the stopping screw hole, and the end part of the stopping bolt pushes the clamping groove strip in the stopping clamping groove. The utility model discloses can play the not hard up effect that drops of armature AND gate body connecting bolt, prevent because the long-term collision of magnetic lock and armature leads to the armature to take off with the connection fixing bolt of the door body pine from fixation nut, reduce personnel's incident's emergence.

Description

Anti-falling, anti-backing and locking device for magnetic lock armature

Technical Field

The utility model relates to a subway technical field especially relates to a magnetic force lock armature prevents weighing down stopping locking device.

Background

The magnetic lock is a device installed on the door, and it uses the electromagnetic principle to realize the function of automatically controlling the opening and closing of the door. However, in the use process of the magnetic lock, due to mechanical structure, design defects, improper use and the like, an armature bolt of the magnetic lock can be loosened, so that the armature falls off. In view of safety, the magnetic lock can cause the armature to loosen and even fall off when the armature collides for a long time, so that potential safety hazards are caused.

Accordingly, there is a need for an auxiliary device that reduces bolt loosening of the armature due to impact and shock, and thus reduces the likelihood of the armature loosening or falling.

Disclosure of Invention

The purpose of the invention is as follows: in order to overcome the not enough that exists among the prior art, the utility model provides a magnetic force lock armature prevents weighing down stopping locking device can play the not hard up effect that drops of armature AND gate body connecting bolt, prevents to loose from taking off from fixation nut because the long-term collision of magnetic force lock and armature leads to the connection fixing bolt of armature and the door body, reduces the emergence of personnel's incident.

The technical scheme is as follows: in order to achieve the purpose, the utility model discloses a magnetic force lock armature anti-falling and anti-backing locking device, which comprises a main bolt, a main nut, an anti-backing bolt and an anti-loosening part; the end head of the main bolt is provided with a retaining slot, the main nut is provided with a retaining screw hole, and the anti-loosening component consists of a gasket and a slot strip which are integrally arranged; the main bolt sequentially penetrates through the armature, the door body and the washer and is bolted with the main nut, the clamping groove strip is correspondingly located in the stopping clamping groove, the stopping bolt is bolted with the stopping screw hole, and the end part of the stopping bolt pushes the clamping groove strip in the stopping clamping groove.

Furthermore, the depth of the retaining slot gradually increases from the end of the main bolt to the inside, and a plurality of barb holes are formed in the slot surface of the retaining slot; the thickness of draw-in groove strip corresponds to be less than the degree of depth of stopping draw-in groove, be provided with a plurality of barb blocks on the draw-in groove strip, it is a plurality of barb block and a plurality of the barb pore pair corresponds the cooperation.

Further, one side end face of the slot clamping strip is attached to the inner groove wall of the retaining slot, and the side end face of the slot clamping strip is arranged to be an elastic body.

Furthermore, a bolt slot is formed in the slot clamping strip, and the end part of the backstop bolt is correspondingly inserted into the bolt slot.

Furthermore, an elastic convex ball is arranged at the bottom of the bolt slot, and a locking concave pit is arranged on the end face of the end part of the backstop bolt; the elastic convex ball corresponds to the locking concave pit in position, and the elastic convex ball and the backstop bolt are mutually pressed.

Furthermore, the gasket is composed of two crescent elastic gaskets, and gaps of the two elastic gaskets are opposite to form a gasket hole; when the elastic gaskets are pressed, the two elastic gaskets shrink towards the inner side of the gasket hole, and the aperture of the gasket hole is reduced.

Has the advantages that: the utility model discloses a magnetic force lock armature prevents weighing down stopping locking device, the main bolt passes armature, door body and packing ring and main nut bolted connection, and the stopping bolt passes the screw on the main nut to through draw-in groove strip pressfitting down on the stopping draw-in groove of main bolt, prevent that the main bolt from becoming flexible and droing; the clamping groove strip is in inserted fit with the non-return bolt through the bolt slot, and the clamping groove strip is connected with the non-return clamping groove through the barb, so that the non-return bolt and the non-return clamping groove of the clamping groove strip machine are prevented from loosening; the clamping groove strip presses the retaining bolt through the elastic convex ball and the locking pit to prevent the threaded looseness between the retaining bolt and the retaining screw hole; when the packing ring pressurized, the elastic gasket of two crescent shapes is to the inboard deformation shrink, drives draw-in groove strip pressfitting stopping draw-in groove to tighten up whole locking part, make the pressfitting between each part of whole device more inseparable.

Drawings

FIG. 1 is an exploded view of the present invention;

FIG. 2 is a schematic diagram of the operation of the present invention;

FIG. 3 is a cross-sectional view of the present invention;

FIG. 4 is a schematic view of the anti-loosening element;

FIG. 5 is a schematic view of a check bolt.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

The anti-falling, anti-backing and anti-locking device for the magnetic lock armature iron as shown in the attached drawings 1 to 5 comprises a main bolt 1, a main nut 2, a anti-backing bolt 3 and an anti-loosening component 4; the end of the main bolt 1 is provided with a retaining slot 5, the main nut 2 is provided with a retaining screw hole 6, and the anti-loosening part 4 consists of a gasket 7 and a slot strip 8 which are integrally arranged; compared with the gasket 7 and the clamping groove strips 8 which are arranged separately, the clamping groove strips 8 which are arranged integrally can relatively fix the position of the gasket 7 and cannot cause looseness due to the relatively fixed position; the main bolt 1 sequentially penetrates through the armature 16, the door body 17, the gasket 7 and the main nut 2 to be bolted, the clamping groove strip 8 is correspondingly located in the stopping clamping groove 5, the stopping bolt 3 is bolted with the stopping screw hole 6, the end part of the stopping bolt 3 presses the clamping groove strip 8 in the stopping clamping groove 5, and meanwhile, the main bolt 1 is pressed to prevent the main bolt 1 from loosening and falling.

The depth of the retaining slot 5 gradually increases from the end of the main bolt 1 to the inside, namely the retaining slot 5 is inclined downwards from the end of the main bolt 1 to the inside, and a plurality of barb holes 9 are formed in the slot surface of the retaining slot 5; the thickness of the slot strip 8 is correspondingly smaller than the depth of the non-return slot 5, so that the slot strip 8 can conveniently enter the non-return slot 5; the clamping groove strip 8 is provided with a plurality of barb blocks 10, the barb blocks 10 are correspondingly matched with the barb holes 9, and the retaining bolt 3 downwards pressurizes the clamping groove strip 8, so that the clamping groove strip 8 and the retaining clamping groove 5 can be effectively prevented from moving relatively; meanwhile, the barb also plays a role in positioning, and the end part of the backstop bolt 3 can be accurately inserted into the bolt slot 11 in the following description after the backstop bolt 3 passes through the backstop bolt hole 6.

One side end face of the slot clamping strip 8 is attached to the inner groove wall of the retaining slot 5, the side end face of the slot clamping strip 8 is an elastic body, the end face of the elastic body can apply outward thrust to the slot clamping strip, and the barb block 10 is guaranteed to be always hooked with the barb hole 9.

The bolt slot 11 has been seted up on the draw-in groove strip 8, the tip of stopping bolt 3 with the bolt slot 11 corresponds the grafting, and the cooperation through barb piece 10 and barb hole 9 can make the tip of stopping bolt 3 and bolt slot 11 accurate positioning and correspond the grafting, and then prevents stopping bolt 3 and draw-in groove strip 8 relative movement.

The bottom of the bolt slot 11 is provided with an elastic convex ball 12, and the end surface of the end part of the backstop bolt 3 is provided with a locking concave pit 13; the elastic convex balls 12 correspond to the locking concave pits 13 in position, and the elastic convex balls 12 and the retaining bolts 3 are mutually pressed, so that the threaded connection between the retaining bolts 3 and the retaining screw holes 6 is effectively prevented from being relatively loosened.

The gasket 7 consists of two crescent elastic gaskets 14, gaps of the two elastic gaskets 14 are opposite to form a gasket hole 15, and when the gasket 7 is pressed, the aperture of the gasket hole 15 is slightly larger than the diameter of the main bolt 1; elastic gasket 14's crooked direction slant outside, thereby work as when elastic gasket 14 is pressed, two elastic gasket 14 all to 15 inboard contractions in gasket hole, 15 apertures in gasket hole reduce, and two elastic gasket 14 sticis kingbolt 1 to drive 8 pressfitting stopping draw-in grooves of draw-in groove strip 5, tighten up whole locking part 4 that moves, make the utility model discloses the pressfitting is more inseparable between each part.

The utility model discloses an installation as follows: the armature 16 is attached to the door body 17, the screw hole corresponds to the armature 16, the main bolt 1 sequentially penetrates through the screw holes in the armature 16 and the door body 17, the slot clamping strip 8 on the anti-loosening component 4 is inserted into the non-return slot 5, the elastic end face of the slot clamping strip 8 is attached to the inner groove wall of the non-return slot 5, and the barb block 10 on the slot clamping strip 8 is hooked with the barb hole 9 in the slot 5; then, the main nut 2 is rotated to be in threaded fit with the main bolt 1, and a gasket 7 between the main nut 2 and the door body 17 is extruded; the phase position of the threads between the main nut 2 and the main bolt 1 is required to be met that when the main nut 2 and the main bolt 1 rotate to the bottom, the positions of the backstop bolt hole 6 and the backstop clamping groove 5 are exactly corresponding; then from 6 screw in stopping bolts 3 of stopping screw to make the tip of stopping bolts 3 insert in the bolt slot 11, just the elasticity protruding ball 12 with the mutual roof pressure of stopping bolts 3 is accomplished the utility model discloses an installation.

The above description is only a preferred embodiment of the present invention, and it should be noted that: for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications should also be considered as the protection scope of the present invention.

Claims

1. The utility model provides a magnetic force lock armature prevents weighing down stopping locking device which characterized in that: comprises a main bolt (1), a main nut (2), a backstop bolt (3) and an anti-loosening part (4); the anti-loosening part (4) consists of a gasket (7) and a clamping groove strip (8) which are integrally arranged; the main bolt (1) sequentially penetrates through an armature (16), a door body (17) and a gasket (7) and the main nut (2) in a bolted connection mode, a clamping groove strip (8) is correspondingly located in the stopping clamping groove (5), the stopping bolt (3) is in a bolted connection mode with a stopping screw hole (6), and the end portion of the stopping bolt (3) enables the clamping groove strip (8) to be pressed in the stopping clamping groove (5).

2. The magnetic force lock armature anti-falling and anti-backing locking device according to claim 1, characterized in that: the depth of the retaining clamping groove (5) is gradually increased from the end of the main bolt (1) to the inside, and a plurality of barb holes (9) are formed in the groove surface of the retaining clamping groove (5); the thickness of draw-in groove strip (8) corresponds and is less than the degree of depth of stopping draw-in groove (5), be provided with a plurality of barb blocks (10) on draw-in groove strip (8), it is a plurality of barb block (10) and a plurality of barb hole (9) correspond the cooperation.

3. The magnetic force lock armature anti-falling and anti-backing locking device according to claim 2, characterized in that: one side end face of the clamping groove strip (8) is attached to the inner groove wall of the retaining clamping groove (5), and the side end face of the clamping groove strip (8) is arranged as an elastic body.

4. The magnetic force lock armature anti-falling and anti-backing locking device according to claim 1, characterized in that: and a bolt slot (11) is formed in the clamping slot strip (8), and the end part of the retaining bolt (3) is correspondingly inserted into the bolt slot (11).

5. The magnetic force lock armature anti-falling and anti-backing locking device according to claim 4, characterized in that: an elastic convex ball (12) is arranged at the bottom of the bolt slot (11), and a locking concave pit (13) is arranged on the end face of the end part of the backstop bolt (3); the elastic convex balls (12) correspond to the locking concave pits (13), and the elastic convex balls (12) and the retaining bolts (3) are mutually pressed.

6. The magnetic force lock armature anti-falling and anti-backing locking device according to claim 1, characterized in that: the gasket (7) consists of two crescent elastic gaskets (14), and gaps of the two elastic gaskets (14) are opposite to form a gasket hole (15); when the elastic gaskets (14) are pressed, the two elastic gaskets (14) shrink towards the inner side of the gasket hole (15), and the aperture of the gasket hole (15) is reduced.