CN218206262U

CN218206262U - Fixed bolt

Info

Publication number: CN218206262U
Application number: CN202222026767.4U
Authority: CN
Inventors: 郯国庆; 陈锡保; 金立国
Original assignee: Dongguan Yiheda Automation Co Ltd
Current assignee: Dongguan Yiheda Automation Co Ltd
Priority date: 2022-08-02
Filing date: 2022-08-02
Publication date: 2023-01-03
Anticipated expiration: 2032-08-02

Abstract

The utility model discloses a fixed bolt belongs to door and window tool to lock technical field, and its technical scheme main points are: the locking device comprises an elastic locking mechanism, a sliding latch mechanism and a shell, wherein the top surface of the elastic locking mechanism is provided with an elastic sheet; the bottom of the sliding lock latch mechanism is provided with a back-off, and the sliding lock latch mechanism is also provided with a button and a pushing piece; the shell covers the top surface of the sliding latch mechanism, and the shell is riveted with the elastic locking mechanism. The utility model can effectively avoid the bolt from being unlocked under the action of external vibration force by the mutual matching of the sliding latch mechanism and the elastic locking mechanism, thereby increasing the locking safety performance; in addition, the shell and the elastic locking mechanism are riveted through the cylindrical protrusion and the riveting hole I, so that the high-cost welding process can be avoided during assembly, the assembly process can be optimized by using the structure, and the assembly cost is reduced.

Description

Fixed bolt

Technical Field

The utility model relates to a truckle technical field especially relates to a fixed bolt.

Background

A latch is an anti-theft device that prevents a door or window from being opened from the outside.

In the prior art, an elastic top plate is arranged between a bolt bottom plate and a shell, and a sliding latch mechanism is jacked up and then slides out of the shell by shifting a handle and the elastic top plate, so that a bolt is in a locked state, and is in an unlocked state otherwise.

Due to the structural reason of the existing bolt, the lock bolt is easy to slide and unlock under the action of vibration force, so that the anti-theft effect cannot be achieved.

In order to solve the problems, a fixed bolt is provided on the basis of the prior art.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a fixed bolt, this structure is through mutually supporting of slip hasp mechanism and elasticity locking mechanism, can effectively avoid the bolt to be unblock under vibrations exogenic action, has increased the locking security performance.

The above technical object of the present invention can be achieved by the following technical solutions:

a dead bolt comprising:

the elastic locking mechanism is provided with an elastic sheet on the top surface;

the bottom of the sliding latch mechanism is provided with an inverted buckle, and the sliding latch mechanism is also provided with a button and a pushing piece;

the shell covers the top surface of the sliding latch mechanism and is connected with the elastic locking mechanism;

the elastic sheet is abutted against the side wall of the inverted buckle, the pushing piece and one end of the button penetrate through the shell, and the other end of the button is abutted against the top surface of the elastic sheet.

Furthermore, a connecting hole I penetrates through the elastic locking mechanism, and a rivet is matched in the connecting hole I; the elastic sheet is provided with a connecting hole II; and the rivet is riveted with the elastic sheet through the connecting hole II.

Furthermore, the sliding latch mechanism is provided with a fixing groove I and a fixing groove II, two end parts of the pushing piece are embedded in the fixing groove I and the fixing groove II respectively, and the button penetrates through the fixing groove I.

Further, the cross section of the pushing piece is in an inverted U shape; the cross section of the button is in a transverse U-shaped shape.

Further, the shell is provided with a sliding groove; the end of the button and the top end of the pushing piece both penetrate through the sliding groove.

Furthermore, the shell is provided with a limiting groove, and the top of the sliding latch mechanism is embedded in the limiting groove; the sliding latch mechanism is further provided with a plurality of abutting pieces, and the abutting pieces are abutted to the top surface of the elastic locking mechanism.

Furthermore, the longitudinal section of the shell is in a convex shape; and the elastic locking mechanism is embedded at the bottom of the shell.

Further, the shell is provided with a plurality of cylindrical protrusions; the elastic locking mechanism is provided with a plurality of riveting holes I, the cylindrical protrusions correspond to the riveting holes I one to one, and the cylindrical protrusions are riveted in the riveting holes I.

To sum up, the utility model discloses following beneficial effect has:

the utility model discloses a mutually supporting of slip hasp mechanism and elasticity locking mechanism can effectively avoid the bolt to be unblocked under vibrations exogenic action, has increased the locking security performance.

Drawings

FIG. 1 is a schematic view of the overall structure of an embodiment of the present invention;

fig. 2 is a schematic diagram ii of the overall structure of the embodiment of the present invention;

FIG. 3 isbase:Sub>A schematic view of the cross-sectional structure A-A of the embodiment of the present invention;

fig. 4 is an explosion structure diagram i of the embodiment of the present invention;

fig. 5 is an explosion structure diagram ii according to an embodiment of the present invention.

In the figure: 1. an elastic locking mechanism; 11. a spring plate; 111. a connecting hole II; 12. a connecting hole I; 13. riveting; 14. riveting the hole I;

2. a sliding latch mechanism; 21. reversing; 22. a button; 23. a pusher member; 24. fixing grooves I; 25. fixing a groove II; 26. an abutting member;

3. a housing; 31. a chute; 32. a cylindrical protrusion; 33. a restraining groove.

Detailed Description

The invention will be described in further detail with reference to the following drawings and embodiments:

the embodiment is as follows: a dead bolt comprising:

the elastic locking mechanism 1 is characterized in that the top surface of the elastic locking mechanism 1 is provided with an elastic sheet 11;

the bottom of the sliding lock bar mechanism 2 is provided with a back-off 21, and the sliding lock bar mechanism 2 is also provided with a button 22 and a pushing piece 23;

the shell 3 covers the top surface of the sliding latch mechanism 2, and the shell 3 is connected with the elastic locking mechanism 1;

the elastic sheet 11 abuts against the side wall of the reverse buckle 21, the pushing member 23 and one end of the button 22 penetrate through the shell 3, and the other end of the button 22 abuts against the top surface of the elastic sheet 11.

By adopting the technical scheme, the elastic locking mechanism 1, the sliding lock latch mechanism 2 and the shell 3 are sequentially arranged from the bottom to the top to form a whole bolt; the elastic locking mechanism 1 and the shell 3 are in a fixed connection relationship, and the sliding latch mechanism 2 can realize relative sliding between the two within a certain limit; furthermore, the push member 23 and the button 22 penetrate the housing 3, so that the range of the back-and-forth sliding of the push member and the button can be limited, the sliding range of the sliding latch mechanism 2 can be limited, and the switching between the locking state and the unlocking state of the latch can be realized.

In addition, shell fragment 11 is installed to the top surface of elasticity locking mechanism 1, the bottom of slip hasp mechanism 2 is equipped with back-off 21, shell fragment 11 and back-off 21's lateral wall butt, on the one hand, shell fragment 11 can play the effect of support to slip hasp mechanism 2, thereby can keep the position relation of slip hasp mechanism 2 and elasticity locking mechanism 1 in the certain limit, on the other hand, slip hasp mechanism 2 is behind the roll-off casing, and switch to the locking state by the open mode, shell fragment 11 can block on back-off 21's lateral wall, can make the bolt keep the pinning state, effectively avoid the bolt to be unblock under vibrations external force effect, the locking security performance of bolt has been increased.

If the bolt needs to be switched from the locking state to the opening state, the bottom structure of the button 22 can eject the elastic sheet 11 from the side wall of the reverse buckle 21 only by pressing the button 22 downwards, and meanwhile, the pushing member 23 slides along the limiting track of the shell to enable the sliding lock bolt mechanism 2 to return to the original position, so that unlocking can be realized.

Furthermore, a connecting hole I12 penetrates through the elastic locking mechanism 1, and a rivet 13 is matched in the connecting hole I12; the elastic sheet 11 is provided with a connecting hole II 111; the rivet 13 is riveted with the elastic sheet 11 through the connecting hole II 111.

By adopting the technical scheme, the elastic sheet 11 can be fixed on the top surface of the elastic locking mechanism 1 by utilizing the connecting hole I12, the rivet 13 and the connecting hole II 111.

Further, the slide latch mechanism 2 is provided with a fixing groove i 24 and a fixing groove ii 25, both end portions of the pusher 23 are respectively fitted in the fixing groove i 24 and the fixing groove ii 25, and the push button 22 penetrates the fixing groove i 24.

By adopting the technical scheme, the pushing piece 23 and the button 22 are favorably fixed on the sliding latch mechanism 2 through the fixing groove I24 and the fixing groove II 25, so that the pushing piece 23 and the sliding latch mechanism 2 are integrally moved; when the bolt needs to be converted into a locking state, the force can be applied to the pushing piece 23, so that the sliding lock bolt mechanism 2 is pushed out of the shell, and the locking function is realized; when the bolt needs to be switched to an open state, the button 22 needs to push the elastic sheet 11 out, and the sliding lock bar mechanism 2 can be reset by applying force to the button 22 and the pushing piece 23, so that the bolt is opened.

Further, the pusher 23 has an inverted U-shaped cross-sectional shape; the cross-sectional shape of the button 22 is a transverse U-like shape.

By adopting the technical scheme, the pushing piece 23 with the inverted U-shaped cross section is convenient for realizing the sliding out and resetting of the sliding lock bolt mechanism 2; the cross-sectional shape of the button 22 is a horizontal U-shaped, one end of the button can provide a force application supporting surface for a user, and the other end of the button can push the elastic sheet 11 out of the side wall of the reverse buckle 21 by the force.

Further, the housing 3 is provided with a chute 31; the end of the push button 22 and the top end of the push member 23 both pass through the slide slot 31.

By adopting the above technical solution, the sliding range of the push button 22 and the push member 23 is helped to be limited by the sliding groove 31.

Furthermore, the shell 3 is provided with a limiting groove 33, and the top of the sliding latch mechanism 2 is embedded in the limiting groove 33; the sliding latch mechanism 2 is further provided with a plurality of abutting pieces 26, and the abutting pieces 26 are all abutted with the top surface of the elastic locking mechanism 1.

By adopting the technical scheme, the sliding groove 31 can limit the sliding range of the sliding latch mechanism 2, and the limiting groove 33 can effectively limit the sliding track of the sliding latch mechanism 2, so that the sliding latch mechanism 2 in the bolt can be kept to have the activity degree, and the whole structure can be kept stable; further, the abutment 26 can maintain a relatively stable positional relationship between the slide latch mechanism 2 and the elastic lock mechanism 1.

Further, the longitudinal section of the shell 3 is in a convex shape; and the elastic locking mechanism 1 is fitted to the bottom of the housing 3.

Through adopting above-mentioned technical scheme, can effectively guarantee overall structure's stability.

Further, the housing 3 is provided with a plurality of cylindrical projections 32; elastic locking mechanism 1 is equipped with a plurality of riveting holes I14, and the protruding 32 of tube-shape and riveting hole I14 one-to-one, and protruding 32 riveting of tube-shape is in riveting hole I14.

By adopting the technical scheme, the tubular bulge 32 is sleeved in the riveting hole I14, so that the welding process with high cost can be avoided when the shell 3 and the elastic locking mechanism 1 are fixed, and the assembly cost is reduced.

The working principle is as follows: the elastic locking mechanism 1, the sliding latch mechanism 2 and the shell 3 are assembled from bottom to top in sequence, and the elastic locking mechanism 1 and the shell 3 are riveted firmly; the end of the button 22 and the top end of the pushing piece 23 both pass through the chute 31 of the shell 3, the other end of the button 22 is abutted against the top surface of the elastic sheet 11, and the elastic sheet 11 is abutted against the side wall of the reverse buckle 21.

When the bolt needs to be switched to a locking state, the pushing piece 23 is applied with force, so that the pushing piece 23 drives the sliding lock bolt mechanism 2 to slide out of the shell, the locking function is realized, and the end part of the elastic sheet 11 abuts against the side wall of the inverted buckle 21 during locking, so that the bolt can be effectively prevented from being unlocked due to vibration.

When the bolt needs to be switched to an opening state, the bolt can be opened by pressing the button 22, ejecting the elastic sheet 11 from the side wall of the reverse buckle 21 through the end part of the button 22 and resetting through sliding of the sliding latch mechanism 2.

The specific embodiments are only for explaining the present invention, and it is not a limitation to the present invention, and those skilled in the art can make modifications to the embodiments without inventive contribution as required after reading the present specification, but all the embodiments are protected by patent law within the scope of the claims of the present invention.

Claims

1. A fixed bolt, characterized by, includes:

the elastic locking mechanism (1), the top surface of the elastic locking mechanism (1) is provided with an elastic sheet (11);

the sliding lock bar mechanism (2) is provided with an inverted buckle (21) at the bottom, and the sliding lock bar mechanism (2) is also provided with a button (22) and a pushing piece (23);

the shell (3) covers the top surface of the sliding latch mechanism (2), and the shell (3) is connected with the elastic locking mechanism (1);

the elastic sheet (11) is abutted against the side wall of the reverse buckle (21), one end of the pushing piece (23) and one end of the button (22) penetrate through the shell (3), and the other end of the button (22) is abutted against the top surface of the elastic sheet (11).

2. A fixing latch as claimed in claim 1, wherein: a connecting hole I (12) penetrates through the elastic locking mechanism (1), and a rivet (13) is matched in the connecting hole I (12); the elastic sheet (11) is provided with a connecting hole II (111); the rivet (13) is riveted with the elastic sheet (11) through the connecting hole II (111).

3. The fixing type bolt as claimed in claim 1, wherein: the sliding latch mechanism (2) is provided with a fixing groove I (24) and a fixing groove II (25), two ends of the pushing piece (23) are embedded in the fixing groove I (24) and the fixing groove II (25) respectively, and the button (22) penetrates through the fixing groove I (24).

4. A fixing latch as claimed in claim 3, wherein: the section of the pushing piece (23) is in an inverted U shape; the cross section of the button (22) is in a transverse U-shaped shape.

5. A fixing latch as claimed in claim 1, wherein: the shell (3) is provided with a chute (31); the end of the button (22) and the top end of the pushing piece (23) both penetrate through the sliding groove (31).

6. The dead bolt of claim 5 wherein: the shell of the outer shell (3) is provided with a limiting groove (33), and the top of the sliding latch mechanism (2) is embedded in the limiting groove (33); the sliding latch mechanism (2) is further provided with a plurality of abutting pieces (26), and the abutting pieces (26) are abutted to the top surface of the elastic locking mechanism (1).

7. A fixing latch as claimed in claim 6, wherein: the longitudinal section of the shell (3) is in a convex shape; and the elastic locking mechanism (1) is embedded at the bottom of the shell (3).

8. A fixing latch as claimed in claim 7, wherein: the shell (3) is provided with a plurality of cylindrical protrusions (32); elastic locking mechanism (1) is equipped with a plurality of riveting hole I (14), tube-shape arch (32) with riveting hole I (14) one-to-one, just tube-shape arch (32) rivet in riveting hole I (14).