CN216043123U

CN216043123U - Novel two-gear lock body

Info

Publication number: CN216043123U
Application number: CN202121695373.7U
Authority: CN
Inventors: 冉振蓉
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-07-23
Filing date: 2021-07-23
Publication date: 2022-03-15
Anticipated expiration: 2031-07-23

Abstract

The utility model relates to the technical field of locks, in particular to a novel two-gear lock body which comprises a lock box, wherein a guide plate is arranged at the end part of the upper side of the lock box, an oblique tongue is arranged in the lock box and positioned at the right side of the guide plate, a shifting shaft assembly is arranged at the left lower side of the oblique tongue, an oblique tongue upper shifting sheet is arranged at the upper side of the shifting shaft assembly, an oblique tongue upper shifting sheet rivet is riveted at the back surface of the oblique tongue upper shifting sheet, a shifting lever assembly is arranged in the lock box and positioned at the left side of the oblique tongue, a safety plate assembly is arranged at the left side of the shifting lever assembly, a lower sliding plate is arranged at the right side of the safety plate assembly, an upper sliding plate is arranged at the front surface of the lower sliding plate, a safety shifting assembly is arranged at the left side of the safety plate assembly, a concave shifting block is arranged in the lock box and positioned at the left side of the shifting shaft assembly, and the load bearing performance of the lock body is obviously superior to that of conventional products, meanwhile, the gear feeling is light, and no other abnormal sound exists.

Description

Novel two-gear lock body

Technical Field

The utility model relates to the technical field of locks, in particular to a novel two-gear lock body.

Background

Most lock body structures on the market at present only have one upper sliding plate, but the safety performance of the lock body cannot be guaranteed only by the mode, after the door is opened, the door is subjected to external force to enable the door to be quickly closed, large inertia is generated, and a main bolt of the lock body is thrown out, so that a designer can only increase the force of a tension spring of the upper sliding plate in order to improve the safety and the service performance of a product, but the friction force is increased after the force of the spring is increased, the handle is lifted and stressed when the door is locked, and the problem is particularly prominent particularly after a load exists; and the stuck sense of the gears is very obvious and is accompanied by abnormal sound, so that the safety performance and the hand feeling can not be considered at the same time, and in order to break the bottleneck of the current industry, a lock body with a novel linkage structure is developed by me.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a novel two-gear lock body to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

a novel two-gear lock body comprises a lock box, a guide plate is arranged at the end part of the upper side of the lock box, an oblique bolt is arranged inside the lock box and positioned at the right side of the guide plate, a shifting shaft assembly is arranged at the left lower side of the latch bolt, an upper shifting sheet of the latch bolt is arranged at the upper side of the shifting shaft assembly, the back of the latch bolt upper shifting sheet is riveted with a latch bolt upper shifting sheet rivet, a shifting rod assembly is arranged in the lock box and on the left side of the latch bolt, a safety plate component is arranged on the left side of the driving lever component, a lower sliding plate is arranged on the right side of the safety plate component, the front surface of the lower sliding plate is provided with an upper sliding plate, the left side of the safety plate component is provided with a safety shifting component, a concave shifting block is arranged in the lock box and positioned on the left side of the shifting shaft assembly, a three-bolt assembly is arranged on the left side of the concave shifting block, and a ground hook is arranged on the upper left side of the lock box.

As the preferable scheme of the utility model, through holes matched with the guide plate are formed in the positions of the guide plate, the inclined tongues and the three-bolt assembly.

As a preferable scheme of the utility model, the shifting shaft assembly comprises a shifting shaft and double shifting pieces, and the middle part of the shifting shaft is riveted with the double shifting pieces.

As a preferable scheme of the utility model, the deflector rod assembly comprises a deflector rod and a deflector rod pad, and the right side end part of the deflector rod is riveted with the deflector rod pad.

As a preferable scheme of the utility model, the insurance board assembly comprises an insurance push board and an insurance push board rivet, and the insurance push board rivet is riveted on the left side of the insurance push board.

According to the preferable scheme of the utility model, the safety shifting assembly comprises a safety shifting plate, a safety shifting plate positioning sleeve and a safety pull-back connecting plate, the right side of the safety shifting plate is riveted with the safety shifting plate positioning sleeve, and the left side of the safety shifting plate is rotatably connected with the safety pull-back connecting plate.

According to a preferable scheme of the utility model, the triple-bolt assembly comprises a triple-bolt plate, a bolt plate guide rivet, an oblique bolt push plate and a top-bottom hook push rivet, the lower side of the front surface of the triple-bolt plate is riveted with the bolt plate guide rivet, the upper side of the triple-bolt plate is provided with the oblique bolt push plate rivet, the triple-bolt plate is provided with the oblique bolt push plate through the oblique bolt push plate rivet, the right upper side of the triple-bolt plate is riveted with a top-bottom hook push rivet, the triple-bolt plate is connected with the top-bottom hook through the top-bottom hook push rivet, and the left side of the front surface of the oblique bolt push plate and the position corresponding to the oblique bolt push plate rivet are provided with a strip-shaped sliding groove.

As a preferable scheme of the utility model, the latch tongue upper shifting piece is connected with the latch tongue pushing plate through a latch tongue upper shifting piece rivet.

In a preferred embodiment of the present invention, pins are symmetrically installed on the lower side of the inner wall of the lock case, and the pins sequentially penetrate through the safety catch, the lower sliding plate, and the upper sliding plate from bottom to top, and strip-shaped sliding grooves are formed in positions of the safety catch, the lower sliding plate, and the upper sliding plate corresponding to the pins.

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

in the utility model, the problem that the safety performance and the hand feeling are difficult to realize is solved through the integral structure, the safety performance of the product is ensured, the smoothness of the lock body striking is also ensured, the door can be locked by slight force, the product is additionally provided with a lower sliding plate compared with the conventional lock body, the three bolts are ensured not to be thrown out through the special tooth structure of the lower sliding plate and the three bolt plates, and the lower sliding plate tension spring is matched, and the requirement can be met only by the light spring force, in addition, the product has simple parts and low processing difficulty, after the three bolts of the lock body are struck, two teeth and bolt plate guide rivets which are buckled by the three bolt plates and the lower sliding plate bear the axial pressure simultaneously, the test can bear the axial pressure of 3500N, the national B-level standard is reached, the spring force adopted by the lock body is lighter, the hand feeling is realized, and the soft loading performance is obviously superior to the conventional product, meanwhile, the gear feeling is light, other abnormal sounds do not exist, and the customer satisfaction is very high.

Drawings

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

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

FIG. 3 is a schematic view of a portion of the present invention;

FIG. 4 is a schematic view of a portion of the structure of the present invention.

In the figure: 1. a lock case; 2. a guide plate; 3. a latch bolt; 4. a shaft-pulling component; 5. the latch tongue is provided with a shifting piece; 101. the latch bolt is provided with a shifting sheet rivet; 6. a deflector rod assembly; 7. a fuse board assembly; 8. a lower sliding plate; 9. an upper sliding plate; 10. a safety toggle assembly; 11. a concave shifting block; 12. a triple-pin assembly; 13. a ground hook; 14. a shaft is poked; 15. double shifting pieces; 16. a deflector rod; 17. a poker bar pad; 18. a safety push plate; 19. a safety push plate rivet; 20. a safety toggle plate; 21. a safety toggle plate positioning sleeve; 22. the safety pull-back connecting piece; 23. a three-bolt plate; 24. the bolt plate guides the rivet; 25. a latch bolt push plate rivet; 26. a latch bolt push plate; 27. the top and bottom hooks push the rivets.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without any creative work based on the embodiments of the present invention belong to the protection scope of the present invention.

While several embodiments of the present invention will be described more fully hereinafter with reference to the accompanying drawings, in order to facilitate an understanding of the utility model, the utility model may be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, but rather should be construed to provide a more complete disclosure of the utility model.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present, that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, and that the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the terms used herein in the specification of the present invention are for the purpose of describing particular embodiments only and are not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-4, the present invention provides a technical solution:

the utility model provides a novel two grades of lock bodies, including lock box 1, deflector 2 is installed to the upside tip of lock box 1, latch 3 is installed and be located the right side of deflector 2 in the inside of lock box 1, the left downside of latch 3 installs and dials axle subassembly 4, dial on the latch 5 is installed to the upside of axle subassembly 4, the back riveting of latch on the latch 5 has latch on plectrum rivet 101, the inside of lock box 1 is and be located the left side of latch 3 and install driving lever subassembly 6, insurance board subassembly 7 is installed in the left side of driving lever subassembly 6, lower sliding plate 8 is installed on the right side of insurance board subassembly 7, upper sliding plate 9 is installed in the front of lower sliding plate 8, subassembly 10 is stirred in the insurance is installed in the left side of insurance board subassembly 7, the inside of lock box 1 has and be located the left side of dialling axle subassembly 4 and install spill shifting block 11, three bolt subassemblies 12 are installed in the left side of spill shifting block 11, the upper left side of lock box 1 is installed and is hung the ground hook 13.

Referring to fig. 1-4, the positions of the guide plate 2, the latch 3 and the triple-bolt assembly 12 are respectively provided with a through hole adapted to the guide plate, the shift shaft assembly 4 comprises a shift shaft 14 and a double shift piece 15, the middle part of the shift shaft 14 is riveted with the double shift piece 15, the shift lever assembly 6 comprises a shift lever 16 and a shift lever pad 17, the right end part of the shift lever 16 is riveted with the shift lever pad 17, the safety plate assembly 7 comprises a safety push plate 18 and a safety push plate rivet 19, the left side of the safety push plate 18 is riveted with the safety push plate rivet 19, the safety push plate assembly 10 comprises a safety shift plate 20, a safety shift plate positioning sleeve 21 and a safety pull-back connecting plate 22, the right side of the safety shift plate 20 is riveted with a safety pull-back plate positioning sleeve 21, the left side of the safety shift plate 20 is rotatably connected with the safety pull-back connecting plate 22, the triple-bolt assembly 12 comprises a triple-bolt plate 23, a bolt guide rivet 24, a latch rivet 25, a latch rivet 26 and a hook push plate 27, the lower side of the front face of the three-bolt plate 23 is riveted with a bolt plate guide rivet 24, the upper side of the three-bolt plate 23 is provided with an oblique bolt push plate rivet 25, the three-bolt plate 23 is provided with an oblique bolt push plate 26 through the oblique bolt push plate rivet 25, the right upper side of the three-bolt plate 23 is riveted with a ground hook push rivet 27, the three-bolt plate 23 is connected with a ground hook 13 through the ground hook push rivet 27, the left side of the front face of the oblique bolt push plate 26 and the position corresponding to the oblique bolt push plate rivet 25 are provided with a strip-shaped sliding groove, the whole structure solves the problem that the safety performance and the hand feeling are difficult to be both, ensures the safety performance of the product and the smoothness of the lock body, the door can be locked by slight force, compared with the conventional lock body, the product is additionally provided with a lower sliding plate 8, the special tooth structure of the lower sliding plate 8 is buckled with the three-bolt plate 23, and then the lower sliding plate 8 is matched to ensure that the three bolts cannot be thrown out, in addition, the product has simple parts and low processing difficulty, after the lock body is knocked out by three bolts, two teeth buckled with the lower sliding plate 8 by the three bolt plates 23 and the bolt plate guide rivet 24 bear axial pressure at the same time, the axial pressure of 3500N can be borne by testing, the national B-level standard is reached, the lock body adopts a spring with lighter force, the hand feeling is soft, the load bearing performance is obviously superior to that of a conventional product, meanwhile, the gear feeling is light, no other abnormal sound exists, and the customer satisfaction degree is very high.

The working process of the utility model is as follows: when in use, the door is closed: the handle is lifted upwards reversely (rotated anticlockwise), the shifting shaft assembly 4 is rotated synchronously, 1, the lower sliding plate 8 is immediately shifted rightwards by the shifting shaft assembly 4 after the rotation starts, when the rotation angle of the shifting shaft assembly 4 reaches 5 degrees, the rightwards displacement of the lower sliding plate 8 reaches more than 2.5mm, at the moment, the lower sliding plate 8 is completely disengaged from the meshing notch of the three-bolt assembly 12, and the three-bolt assembly 12 can be ensured to be successfully driven out; 2. continuing to rotate the handle anticlockwise, the poking shaft assembly 4 pokes the upper poking rod assembly 6 to enable the upper poking rod assembly to rotate clockwise around a poking rod positioning rivet, the poking rod 16 immediately pushes the ground hook riveted below the three-bolt assembly 12 upwards to push the rivet 27, so that the three-bolt assembly 12 is driven out of the lock body, meanwhile, the ground hooks 13 are pushed towards two sides, and the bolt plate guide rivet 24 riveted at the tail part of the three-bolt plate 23 is matched with the notch of the three-bolt pressing plate, so that the stability of the driving process of the three-bolt assembly 12 is guaranteed; 3. when the handle is rotated to about 45 degrees, the handle cannot be rotated any further, which indicates that the triple-bolt assembly 12 is fully deployed; 4. when the handle is released, the lower sliding plate tension spring drives the lower sliding plate 8 to act on the shifting piece, so that the shifting shaft assembly 4 is restored to the initial angle, the upper sliding plate 9/the lower sliding plate 8 also returns to the initial position under the action of the respective spring tension, the lower sliding plate 8 is embedded with the tooth mouth of the triple bolt assembly 12 again, the tooth shape of the upper sliding plate 9 supports the bolt guide rivet 24, the upper sliding plate 9/the lower sliding plate 8 simultaneously clamps the triple bolt assembly 12, and the triple bolt assembly 12 cannot be pushed back to the lock body by the violent force outside the lock body, so that the safety performance of the lock body is ensured.

Door opening action: the handle is rotated downwards (clockwise), the poking shaft assembly 4 synchronously rotates in the same direction, 1, the poking shaft assembly 4 drives the concave poking block 11 to rotate around the fastening column through a specific structure, when the poking shaft assembly 4 rotates clockwise by about 5 degrees, the concave poking block 11 simultaneously pokes the upper sliding plate 9/the lower sliding plate 8 rightwards, so that the upper sliding plate 9/the lower sliding plate 8 is separated from the three-bolt assembly 12, and preparation is made for the three-bolt assembly 12 to retract in advance; 2. when the handle is rotated continuously, the poking shaft assembly 4 can drive the latch bolt upper poking piece 5/double poking pieces 15 to rotate together, and drive the latch bolt 3 to retract into the lock body; 3. when the latch bolt 3 retracts, the poking shaft component 4 pokes the poking rod component 6 to rotate anticlockwise, the poking rod component 6 pokes the top and bottom hook downwards to push the rivet 27, and the three-bolt component 12 retracts towards the inside of the lock body; 4. the handle can not rotate continuously after rotating to about 45 degrees, at the moment, the three-bolt assembly 12 and the oblique bolt 3 are retracted into the lock body at the same time, and at the moment, the door can be opened; 5. if the fuse is in a released state, the poking shaft assembly 4 can also push the fuse plate assembly 7, then the fuse poking assembly 10 is driven, and the fuse is withdrawn through lever force; 6. after the door is opened, the handle is released, the poking shaft 14 is reset, the latch bolt 3 is ejected, the upper sliding plate 9/the lower sliding plate 8 is reset and clamped with the three-bolt assembly 12 again, and the three-bolt assembly 12 is guaranteed not to be thrown out maliciously.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A novel two-gear lock body comprises a lock box (1), and is characterized in that: the lock is characterized in that a guide plate (2) is installed at the end part of the upper side of a lock box (1), an oblique tongue (3) is installed inside the lock box (1) and located on the right side of the guide plate (2), a shifting shaft assembly (4) is installed on the lower left side of the oblique tongue (3), a shifting sheet (5) on the oblique tongue is installed on the upper side of the shifting shaft assembly (4), a shifting sheet rivet (101) on the oblique tongue is riveted on the back surface of the shifting sheet (5) on the oblique tongue, a shifting lever assembly (6) is installed inside the lock box (1) and located on the left side of the oblique tongue (3), a safety plate assembly (7) is installed on the left side of the shifting lever assembly (6), a lower sliding plate (8) is installed on the right side of the safety plate assembly (7), an upper sliding plate (9) is installed on the front surface of the lower sliding plate (8), and a safety shifting assembly (10) is installed on the left side of the safety plate assembly (7), the lock is characterized in that a concave shifting block (11) is arranged in the lock box (1) and positioned on the left side of the shifting shaft assembly (4), a three-bolt assembly (12) is arranged on the left side of the concave shifting block (11), and a ground hook (13) is arranged on the upper left side of the lock box (1).

2. The novel two-gear lock body according to claim 1, characterized in that: through holes matched with the guide plate (2) are formed in the positions corresponding to the latch bolt (3) and the three-bolt assembly (12).

3. The novel two-gear lock body according to claim 1, characterized in that: the poking shaft assembly (4) comprises a poking shaft (14) and double poking sheets (15), and the middle of the poking shaft (14) is riveted with the double poking sheets (15).

4. The novel two-gear lock body according to claim 1, characterized in that: the driving lever assembly (6) comprises a driving lever (16) and a driving lever pad (17), and the end part of the right side of the driving lever (16) is riveted with the driving lever pad (17).

5. The novel two-gear lock body according to claim 1, characterized in that: the safety plate component (7) comprises a safety push plate (18) and a safety push plate rivet (19), wherein the safety push plate rivet (19) is riveted on the left side of the safety push plate (18).

6. The novel two-gear lock body according to claim 1, characterized in that: subassembly (10) are stirred to insurance includes insurance driver plate (20), insurance driver plate locating sleeve (21) and insurance pull back connection piece (22), the right side riveting of insurance driver plate (20) has insurance driver plate locating sleeve (21), the left side rotation of insurance driver plate (20) is connected with insurance pull back connection piece (22).

7. The novel two-gear lock body according to claim 1, characterized in that: the three-bolt assembly (12) comprises three bolt plates (23), bolt plate guide rivets (24), oblique tongue push plate rivets (25), oblique tongue push plates (26) and a top-bottom hook push rivet (27), the bolt plate guide rivets (24) are riveted to the lower sides of the front surfaces of the three bolt plates (23), the oblique tongue push plate rivets (25) are installed on the upper sides of the three bolt plates (23), the oblique tongue push plates (26) are installed on the three bolt plates (23) through the oblique tongue push plate rivets (25), the top-bottom hook push rivet (27) is riveted to the upper right side of the three bolt plates (23), the three bolt plates (23) are connected with the top-bottom hook (13) through the top-bottom hook push rivet (27), and strip-shaped sliding grooves are formed in the left sides of the front surfaces of the oblique tongue push plates (26) and in positions corresponding to the oblique tongue push plate rivets (25).

8. The novel two-gear lock body according to claim 1, characterized in that: the latch tongue upper shifting piece (5) is connected with the latch tongue pushing plate (26) through a latch tongue upper shifting piece rivet (101).

9. The novel two-gear lock body according to claim 1, characterized in that: the lock box is characterized in that pins are symmetrically installed on the left side and the right side of the lower side of the inner wall of the lock box (1), the pins sequentially penetrate through the safety poking plate (20), the lower sliding plate (8) and the upper sliding plate (9) from bottom to top, and strip-shaped sliding grooves are formed in the positions, corresponding to the pins, of the safety poking plate (20), the lower sliding plate (8) and the upper sliding plate (9).