CN217760527U - Special anti-theft lock spring bolt of train - Google Patents

Abstract

The utility model relates to a technical field of pickproof lock spring bolt, and a special pickproof lock spring bolt of train is disclosed, which comprises an outer shell, be provided with the lock tongue body in the shell, the thread groove has been seted up in lock tongue body left side, lock tongue body left side is provided with the arc piece, the square groove has been seted up in arc piece left side, the spread groove has been seted up to square groove right side inner wall, spread groove swing joint has the screw, the screw is connected with the thread groove meshing, the equal fixed mounting in both sides has the square plate around the shell, the arc piece can receive extrusion drive lock tongue body and remove in the shell through the arcwall face of arc piece when closing the door, the arcwall face when the arc piece is used for a long time and is produced wearing and tearing, perhaps the arc piece produces and will influence the use when deforming, just so can the thread groove separation on rotary motion screw and the lock tongue body, then just can take off the arc piece, then just can utilize the screw to fix new arc piece and install, just so need not dismantle the maintenance with whole lock body, thereby improve staff's work efficiency.

Description

Special anti-theft lock spring bolt of train

Technical Field

The utility model relates to a technical field of pickproof lock spring bolt specifically is a special pickproof lock spring bolt of train.

Background

Current publication No. CN210685657U discloses special pickproof lock spring bolt of train, including first connecting portion, and set up the square stopper at first connecting portion one end outer wall, and set up the second connecting portion in square stopper one side, and set up the backup pad at the L shape of the first connecting portion other end, and the symmetry sets up the first oblique limiting plate at the backup pad both ends of L shape, the oblique limiting plate of second, wherein, first connecting portion, square stopper, second connecting portion, backup pad, first oblique limiting plate, the oblique limiting plate of second make for integrated into one piece's 304 stainless steel. The utility model discloses a special pickproof lock spring bolt of train's beneficial effect lies in: the anti-theft lock is reasonable in structural design, strong in toughness, long in service life, convenient to assemble, not prone to deformation, capable of guaranteeing good opening/closing smoothness and anti-theft safety of the anti-theft lock after long-term use, and meanwhile integrally made of the 304 stainless steel which is integrally formed, machining time is shortened, and production cost is reduced.

Although the integral forming 304 stainless steel can be adopted, the machining time is shortened, and the production cost is reduced.

And have the arcwall face on the spring bolt of lock body, the arcwall face need often contact the striking with the door frame, exposes outside in the time of most simultaneously to lead to the part that exposes to produce the damage easily and influence the use, just so need dismantle the lock body and maintain the change, thereby it influences work efficiency to waste time and energy.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a special pickproof lock spring bolt of train possesses and need not dismantle the maintenance with whole lock body, thereby improve advantages such as staff's work efficiency, it has the arcwall face to have on the spring bolt of lock body to have solved, the arcwall face needs often and door frame contact striking, expose outside in the time of most simultaneously, thereby lead to the part that exposes to produce the damage easily and influence the use, just so need dismantle the maintenance with the lock body and change, thereby the problem that influences work efficiency wastes time and energy.

(II) technical scheme

Need not dismantle the maintenance with whole lock body for realizing the aforesaid to improve staff's work efficiency purpose, the utility model provides a following technical scheme: the utility model provides a special pickproof lock spring bolt of train, includes the shell, is provided with the lock tongue body in the shell, and threaded groove has been seted up in lock tongue body left side, and lock tongue body left side is provided with the arc piece, and the square groove has been seted up in arc piece left side, and the spread groove has been seted up to square groove right side inner wall, and spread groove swing joint has the screw, and the screw is connected with the threaded groove meshing, and the equal fixed mounting in both sides has the square plate around the shell, and the circular slot has all been seted up on two square plate left sides, and the fixed slot has been seted up to circular slot right side inner wall.

Preferably, the front side and the rear side of the arc-shaped block are both provided with elongated slots.

Preferably, a frame-shaped wall groove is formed in the left side of the lock bolt body, a connecting frame is movably connected in the frame-shaped wall groove, and the connecting frame is fixedly connected with the right side of the arc-shaped block.

Preferably, the inner wall of the frame-shaped wall groove is provided with a frame-shaped chute.

Preferably, a guide block is fixedly mounted on the right inner wall of the square groove, and a circular platform groove is formed in the guide block.

(III) advantageous effects

Compared with the prior art, the utility model provides a special pickproof lock spring bolt of train possesses following beneficial effect:

1. this special pickproof lock spring bolt of train, can receive the extrusion through the arcwall face of arcwall piece when closing the door and drive the spring bolt body and remove to the shell, the arcwall face when the arcwall piece uses for a long time and produces wearing and tearing, perhaps the arcwall piece will influence the use when producing deformation, just so can the separation of thread groove on rotatory removal screw and the spring bolt body, then just can take off the arcwall piece, then just can utilize the screw to fix new arcwall piece and install, just so need not dismantle the maintenance with whole lock body, thereby improve staff's work efficiency, can carry out the installation of shell and door plant through two fixed slots simultaneously, the major part of the bolt isotructure of while installation usefulness can get into the circular slot, thereby avoid protruding influence device to use.

2. This special pickproof lock spring bolt of train can convenience of customers utilize instrument clamps such as clip to press from both sides to get the arc piece through two elongated slots to inconvenient arc piece of taking when avoiding the user to wear gloves is changed, can improve the connection effect and the joint strength between arc piece and the lock tongue body through frame shape wall slot and connecting block, can convenience of customers insert the screw in the spread groove through guide block and round platform groove.

Drawings

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

FIG. 2 is a schematic perspective view of the latch body shown in FIG. 1 according to the present invention;

fig. 3 is a schematic cross-sectional perspective view of the arc block in fig. 1 according to the present invention.

In the figure: 1. a housing; 2. a square plate; 3. a circular groove; 4. fixing grooves; 5. a screw; 6. a square groove; 7. an arc-shaped block; 8. a long groove; 9. a guide block; 10. connecting grooves; 11. a connecting frame; 12. a lock tongue body; 13. a frame-shaped wall slot; 14. a frame-shaped chute; 15. a thread groove; 16. a circular platform groove.

Detailed Description

The present invention will be described in further detail with reference to the drawings, wherein like elements are designated by like reference numerals, wherein the terms "front", "rear", "left", "right", "upper" and "lower", "bottom" and "top" used in the following description refer to the orientation in the drawings, and the terms "inner" and "outer" refer to the orientation toward or away from the geometric center of a particular element, respectively.

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

Example one

Referring to fig. 1-3, the present invention provides a technical solution: a special anti-theft lock bolt for a train comprises a shell 1, a bolt body 12 is arranged in the shell 1, a thread groove 15 is arranged on the left side of the bolt body 12, an arc-shaped block 7 is arranged on the left side of the bolt body 12, a square groove 6 is arranged on the left side of the arc-shaped block 7, a connecting groove 10 is arranged on the right inner wall of the square groove 6, the connecting groove 10 is movably connected with a screw 5, the screw 5 is meshed with the thread groove 15, square plates 2 are fixedly arranged on the front side and the back side of the shell 1, circular grooves 3 are arranged on the left sides of the two square plates 2, fixing grooves 4 are arranged on the right inner wall of the circular groove 3, the shell 1 and a door plate can be installed through the two fixing grooves 4, simultaneously, large ends of bolts and other structures for installation can enter the circular grooves 3, and therefore the use of the device is prevented from being influenced by protrusions, can receive extrusion drive lock tongue body 12 through the arcwall face of arcwall piece 7 when closing the door and remove in shell 1, the arcwall face of arcwall piece 7 is used for a long time and is produced wearing and tearing, perhaps the arcwall piece 7 will influence the use when producing deformation, just so can the 15 separation of thread groove on rotatory removal screw 5 and the lock tongue body 12, then just can take off arcwall piece 7, then just can utilize screw 5 to fix new arcwall piece 7 and install, just so need not dismantle the maintenance with whole lock body, thereby improve staff's work efficiency, can carry out the installation of shell 1 with the door plant through two fixed slots 4 simultaneously, the major part of the bolt isotructure of installing usefulness simultaneously can get into circular slot 3 in, thereby avoid protruding influence device to use.

When using, can receive extrusion drive lock tongue body 12 and remove in shell 1 through the arcwall piece 7 when closing the door through the arcwall face of arcwall piece 7, use the production wearing and tearing for a long time when the arcwall face of arcwall piece 7, perhaps the arcwall piece 7 will influence the use when producing deformation, just so can the separation of thread groove 15 on rotatory removal screw 5 and the lock tongue body 12, then just can take off arcwall piece 7, then just can utilize screw 5 to fix new arcwall piece 7 and install, just so need not dismantle the maintenance with whole lock body, thereby improve staff's work efficiency, can carry out the installation of shell 1 with the door plant through two fixed slots 4 simultaneously, the major part of the bolt isotructure of installing usefulness simultaneously can get into circular slot 3 in, thereby avoid protruding influence device to use.

Example two

Please refer to fig. 1-3 on the basis of the first embodiment, elongated slots 8 are respectively formed on the front and rear sides of the arc-shaped block 7, the arc-shaped block 7 can be conveniently clamped by a user through the two elongated slots 8 by using tools such as a clip, so that the arc-shaped block 7 is prevented from being inconveniently taken and replaced when the user wears gloves, a frame-shaped wall groove 13 is formed in the left side of the lock tongue body 12, a connecting frame 11 is movably connected in the frame-shaped wall groove 13, the connecting frame 11 is fixedly connected with the right side of the arc-shaped block 7, a frame-shaped inclined groove 14 is formed in the inner wall of the frame-shaped wall groove 13, the connecting effect and the connecting strength between the arc-shaped block 7 and the lock tongue body 12 can be improved through the frame-shaped wall groove 13 and the connecting block 11, a circular table groove 16 is formed in the guiding block 9, the arc-shaped block 7 can be conveniently clamped by using tools such as a clip by the two elongated slots 8, so that the arc-shaped block 7 is prevented from being taken and replaced when the user wears gloves, the connecting groove 10 can be conveniently inserted into the screw into the connecting groove 10 by using the frame-shaped wall groove 13 and the connecting block 11.

When using, can utilize tools such as clips to press from both sides arc piece 7 through two elongated slots 8 convenience of customers to avoid the inconvenient arc piece 7 of taking to change when the user wears gloves, can improve the connection effect and the joint strength between arc piece 7 and the lock tongue body 12 through frame shape wall groove 13 and connecting block 11, can convenience of customers insert screw 5 in spread groove 10 through guide block 9 and round platform groove 16.

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 (5)

1. The utility model provides a special pickproof lock spring bolt of train, includes shell (1), its characterized in that: be provided with the lock tongue body (12) in shell (1), thread groove (15) have been seted up in lock tongue body (12) left side, lock tongue body (12) left side is provided with arc piece (7), square groove (6) have been seted up in arc piece (7) left side, spread groove (10) have been seted up to square groove (6) right side inner wall, spread groove (10) swing joint has screw (5), screw (5) are connected with thread groove (15) meshing, the equal fixed mounting in both sides has square slab (2) around shell (1), circular slot (3) have all been seted up in two square slab (2) left sides, fixed slot (4) have been seted up to circular slot (3) right side inner wall.

2. The special anti-theft lock bolt for the train according to claim 1, characterized in that: elongated grooves (8) are formed in the front side and the rear side of the arc-shaped block (7).

3. The special anti-theft lock bolt for the train according to claim 1, characterized in that: a frame-shaped wall groove (13) is formed in the left side of the lock tongue body (12), a connecting frame (11) is movably connected in the frame-shaped wall groove (13), and the connecting frame (11) is fixedly connected with the right side of the arc-shaped block (7).

4. The special anti-theft lock bolt for the train according to claim 3, characterized in that: the inner wall of the frame-shaped wall groove (13) is provided with a frame-shaped chute (14).

5. The special anti-theft lock bolt for the train according to claim 1, characterized in that: a guide block (9) is fixedly mounted on the right inner wall of the square groove (6), and a circular platform groove (16) is formed in the guide block (9).

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