CN216277345U

CN216277345U - Push switch type coded lock

Info

Publication number: CN216277345U
Application number: CN202122041388.8U
Authority: CN
Inventors: 张娜娜
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-27
Filing date: 2021-08-27
Publication date: 2022-04-12
Anticipated expiration: 2031-08-27

Abstract

The utility model discloses a push switch type coded lock which comprises a handle, an unlocking button, a locking pin shaft, a coded thumb wheel, a rear cover plate and an L-shaped cover plate, wherein a mechanism mounting groove is formed in the upper end of the handle, a thumb wheel mounting groove is formed below the mechanism mounting groove, the lower cover plate of the L-shaped cover plate covers the thumb wheel mounting groove, the upper cover plate of the L-shaped cover plate is matched with the rear cover plate to cover the mechanism mounting groove, the unlocking button and the locking button are movably inserted into the mechanism mounting groove, the outer ends of the unlocking button and the locking button penetrate out of the handle, a guide column shell extends from the inner side of the rear cover plate, the locking pin shaft is movably inserted into the guide column shell, the outer end of the locking pin shaft penetrates out of the rear cover plate, a pin shaft cover cap extends from the inner end of the locking pin shaft, the pin shaft cover cap is in abutting connection with the locking button, and a locking reset spring is sleeved on the locking pin shaft. The utility model has the advantages of reasonable structural design, convenient operation and use, ingenious integral structure, convenient assembly, manufacture and disassembly and low use failure rate.

Description

Push switch type coded lock

Technical Field

The utility model relates to the technical field of screen window coded locks, in particular to a push switch type coded lock.

Background

The coded lock is one kind of lock, and when the coded lock is opened, a series of numbers or symbols are used, and the character coded lock can be divided into: mechanical combination locks, digital combination locks, and the like. The combination of a combination lock is usually only permutation and not a true combination. Part of the coded lock only uses a turntable to rotate a plurality of discs or cams in the lock; some coded locks rotate a set of several dial rings with numbers engraved on them to directly drive the internal mechanism of the lock, thereby realizing unlocking.

Most of the existing mechanical coded locks have complex structures, low overall assembly efficiency and high manufacturing cost; and digital trick lock adopts more electronic components and parts, in case damage, hardly maintains, and the acquisition cost is also higher.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a push switch type combination lock to solve the above problems.

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

a push switch type coded lock comprises a handle, an unlocking button, a locking pin shaft, a coded thumb wheel, a rear cover plate and an L-shaped cover plate, wherein a mechanism mounting groove is formed in the upper end of the handle, a thumb wheel mounting groove is formed below the mechanism mounting groove, a lower cover plate of the L-shaped cover plate covers the thumb wheel mounting groove, an upper cover plate of the L-shaped cover plate is matched with the rear cover plate to cover the mechanism mounting groove, the unlocking button and the locking button are movably inserted into the mechanism mounting groove, the outer ends of the unlocking button and the locking button penetrate out of the handle, a guide column shell extends from the inner side of the rear cover plate, the locking pin shaft is movably inserted into the guide column shell, the outer end of the locking pin shaft penetrates out of the rear cover plate, a pin shaft cover cap extends from the inner end of the locking pin shaft and is connected with the locking button in an abutting mode, a locking reset spring is sleeved on the locking pin shaft, one end of the locking reset spring is connected with the guide column shell in an abutting mode, the other end of the locking reset spring is in abutting connection with the pin shaft cap;

the mechanism mounting groove is internally provided with a sliding wedge block which can move up and down, the inner side of the rear cover plate is also extended with a guide block for guiding and limiting the sliding wedge block, the lower end of the sliding wedge block is provided with a wedge block spring groove, a wedge block compression spring is arranged in the wedge block spring groove, the bottom end of the wedge block compression spring is in abutting connection with the upper cover plate of the L-shaped cover plate, the inner side end of the unlocking button is extended with a pair of button wedge blocks, and the sliding wedge block is provided with a sliding inclined surface which is in contact fit with the button wedge block;

a limit stop block extends from the upper end of the sliding wedge block, and a limit end cap corresponding to the limit stop block extends from the inner side end of the locking button;

the lower end of the sliding wedge block extends to form a wedge block gear piece, the password thumb wheel is rotatably installed in the thumb wheel installation groove, an insertion notch used for being inserted in a matched mode with the wedge block gear piece is formed in the password thumb wheel, and a stirring open slot for the password thumb wheel to stretch out is formed in the side portion of the handle.

Preferably, the outer side end face of the password thumb wheel is provided with a plurality of number areas in a distributed mode, the handle is provided with a number window used for corresponding to the number areas, and the circumference outer wall of the password thumb wheel is provided with poking lines in a distributed mode.

Preferably, a thumb wheel center post extends in the thumb wheel mounting groove, and a center hole of the password thumb wheel is rotatably sleeved on the thumb wheel center post;

still extend in the thumb wheel mounting groove and have first apron screw seat, offer on the voussoir gear shaping piece and be used for the suit at the tooth strip groove on first apron screw seat, offer on the lower part apron of L type apron and be used for the first mounting hole that corresponds with first apron screw seat.

Preferably, a second cover plate screw hole seat extends from the inner side of the upper cover plate of the L-shaped cover plate, and a second mounting hole corresponding to the second cover plate screw hole seat is formed in the lower end of the rear cover plate.

Preferably, the upper end of the mechanism mounting groove extends to form a third cover plate screw hole seat, and the upper end of the rear cover plate is provided with a third mounting hole corresponding to the third cover plate screw hole seat.

Preferably, the upper end and the lower extreme of handle have all been seted up the station groove, and the handle mounting hole has been seted up to station inslot side, and the opening part closing cap in station groove has the station apron.

Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, through the matching of the unlocking button, the locking pin shaft, the sliding wedge block, the password thumb wheel and other components, the locking of the screen window can be realized by pressing the locking button; when the digital area of unblock corresponds with the digital window, through pressing the button of unblanking, can realize the unblock of screen window, operation convenient to use, the overall structure is ingenious, and equipment preparation is convenient, and it is low to use the fault rate.

Drawings

FIG. 1 is a schematic front perspective view of a push switch type combination lock;

FIG. 2 is a schematic diagram of a back side perspective structure of a push switch type combination lock;

FIG. 3 is a schematic cross-sectional view of a push-to-switch combination lock;

FIG. 4 is a schematic view of a rear side of a push-button combination lock with the rear cover plate and the L-shaped cover plate removed;

FIG. 5 is a schematic cross-sectional view of a push-to-open combination lock with the rear cover plate and the L-shaped cover plate removed;

fig. 6 is a schematic perspective view of a push switch type combination lock with the handle removed.

In the figure: 1-handle, 11-number window, 12-station groove, 13-handle mounting hole, 14-thumb wheel center post, 15-first cover screw hole seat, 16-third cover screw hole seat, 2-unlock button, 21-button wedge, 3-lock button, 31-lock pin, 32-limit end cap, 33-lock return spring, 4-cipher thumb wheel, 41-number zone, 42-insertion notch, 5-back cover plate, 51-guide block, 52-guide column shell, 53-second mounting hole, 54-third mounting hole, 6-L-shaped cover plate, 61-first mounting hole, 62-second cover screw hole seat, 7-sliding wedge, 71-wedge spring groove, 72-wedge compression spring, 73-wedge tooth insert, 74-tooth strip groove, 75-sliding inclined plane, 76-limit stop and 8-station cover plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in 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, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 6, a push switch type coded lock comprises a handle 1, an unlocking button 2, a locking button 3, a locking pin 31, a coded thumb wheel 4, a rear cover plate 5 and an L-shaped cover plate 6, wherein the upper end of the handle 1 is provided with a mechanism mounting groove, the lower part of the mechanism mounting groove is provided with a thumb wheel mounting groove, the lower part of the L-shaped cover plate 6 covers the thumb wheel mounting groove, the upper part of the L-shaped cover plate 6 is matched with the rear cover plate 5 to cover the mechanism mounting groove, the unlocking button 2 and the locking button 3 are movably inserted in the mechanism mounting groove, the outer ends of the unlocking button 2 and the locking button 3 both penetrate out of the handle 1, the inner side of the rear cover plate 5 is extended with a guide column shell 52, the locking pin 31 is movably inserted in the guide column shell 52, the outer end of the locking pin 31 penetrates out of the rear cover plate 5, the inner end of the locking pin 31 is extended with a pin cap, the pin cap is connected with the locking button 3, a locking reset spring 33 is sleeved on the locking pin 31, one end of the locking reset spring 32 is in abutting connection with the guide column shell 52, and the other end of the locking reset spring 33 is in abutting connection with the pin cap;

a sliding wedge 7 which moves up and down is further arranged in the mechanism mounting groove, a guide block 51 which is used for guiding and limiting the sliding wedge 7 is further extended on the inner side of the rear cover plate 5, a wedge spring groove 71 is arranged at the lower end of the sliding wedge 7, a wedge compression spring 72 is arranged in the wedge spring groove 71, the bottom end of the wedge compression spring 72 is connected with an upper cover plate of the L-shaped cover plate 6 in an abutting mode, a pair of button wedges 21 are extended on the inner side end of the unlocking button 2, and a sliding inclined surface 75 which is used for being in contact fit with the button wedges 21 is arranged on the sliding wedge 7;

a limit stop 76 extends from the upper end of the sliding wedge 7, and a limit end cap 32 corresponding to the limit stop 76 extends from the inner end of the locking button 3;

the lower end of the sliding wedge 7 extends to form a wedge piece insert 73, the password thumb wheel 4 is rotatably installed in the thumb wheel installation groove, an insertion notch 42 used for being inserted in the wedge piece insert 73 in a matched mode is formed in the password thumb wheel 4, and a poking open groove for the password thumb wheel 4 to extend out is formed in the side portion of the handle 1.

The outer side end face of the password thumb wheel 4 is provided with a plurality of number areas 41 in a distributed mode, the handle 1 is provided with a number window 11 used for corresponding to the number areas 41, and the outer circumferential wall of the password thumb wheel 4 is provided with shifting grains in a distributed mode.

The working principle of the utility model is as follows: when the handle 1 is installed, the frame of one screen window is fixedly provided with the handle, and the frame corresponding to the screen window on the other side is provided with the locking jack corresponding to the locking pin 31, so that the handle can be used.

When the lock needs to be closed, the locking reset spring 33 is overcome, the locking button 3 is pressed, the locking button 3 pushes the locking pin 31, the locking pin 31 is inserted into the corresponding locking jack, after the locking pin 31 is completely inserted, the sliding wedge 7 slides upwards under the action of the elastic force of the wedge compression spring 72, the limiting end cap 32 is blocked by the limiting stop 76, and the locking button 3 and the locking pin 31 are locked at the moment, so that the screen window can be locked; after the sliding wedge 7 moves upwards, the wedge latch piece 73 is separated from the plug notch 42 of the code thumb wheel 4, and at the moment, the code thumb wheel 4 can be rotated, so that the unlocked number area 41 is staggered with the number window 11.

When needing the unblock, dial the wheel 4 of password earlier, make the number district 41 of unblock correspond with number window 11, the cartridge breach 42 of password dial wheel 4 can correspond with voussoir latch piece 73 promptly, then, could press the button 2 of unblanking, the button voussoir 21 of unblanking button 2 promotes sliding wedge 7, overcome voussoir compression spring 72's elasticity simultaneously, make sliding wedge 7 downstream, after limit stop 76 breaks away from spacing end cap 32, under the spring action of locking reset spring 33, locking button 3 intercommunication locking pin 31 outwards moves, make locking pin 31 break away from the locking jack, can realize the unblock.

As a specific further scheme, a thumb wheel center post 14 extends in the thumb wheel mounting groove, and a center hole of the password thumb wheel 4 is rotatably sleeved on the thumb wheel center post 14; due to the structural design, the password thumb wheel 4 is convenient to mount quickly;

still extend in the thumb wheel mounting groove and have first apron screw hole seat 15, offer on the voussoir pinion 73 and be used for the suit at the tooth strip groove 74 on first apron screw hole seat 15, offer on the lower part apron of L type apron 6 and be used for the first mounting hole 61 that corresponds with first apron screw hole seat 15.

The screws penetrate through the first mounting holes 61, the thread sections of the screws are screwed into the screw holes of the first cover plate screw hole seats 15, the lower cover plate of the L-shaped cover plate 6 and the handle 1 can be fixed, and assembly and disassembly are convenient.

A second cover plate screw hole seat 62 extends from the inner side of the upper cover plate of the L-shaped cover plate 6, and a second mounting hole 53 corresponding to the second cover plate screw hole seat 62 is formed at the lower end of the rear cover plate 5.

The screws penetrate through the second mounting holes 53, and the thread sections of the screws are screwed into the screw holes of the second cover plate screw hole seats 62, so that the upper cover plate of the L-shaped cover plate 6 and the rear cover plate 5 can be fixedly connected, and the assembly and disassembly are convenient.

The upper end of the mechanism mounting groove extends to form a third cover plate screw hole seat 16, and the upper end of the rear cover plate 5 is provided with a third mounting hole 54 corresponding to the third cover plate screw hole seat 16.

The screws penetrate through the third mounting holes 54, and the thread sections of the screws are screwed into the screw holes of the third cover plate screw hole seats 16, so that the rear cover plate 5 and the handle 1 can be fixed, and the assembly and disassembly are convenient.

The upper end and the lower end of the handle 1 are both provided with a station groove 12, the inner side of the station groove 12 is provided with a handle mounting hole 13, and the opening of the station groove 12 is sealed with a station cover plate 8. The arrangement of the station cover plate 8 can improve the overall appearance of the handle 1.

The handle mounting hole 13 is internally provided with a screw, the thread section of the screw is screwed into the screw hole of the screen window frame, the handle 1 can be fixed on the screen window frame, and the coded lock is convenient to assemble.

In the present invention, terms such as "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "side", "bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only terms of relationships determined for convenience of describing structural relationships of the parts or elements of the present invention, and are not intended to refer to any parts or elements of the present invention, and are not to be construed as limiting the present invention.

Claims

1. The utility model provides a push switch formula trick lock which characterized in that: the anti-theft lock comprises a handle (1), an unlocking button (2), a locking button (3), a locking pin shaft (31), a password thumb wheel (4), a rear cover plate (5) and an L-shaped cover plate (6), wherein a mechanism mounting groove is formed in the upper end of the handle (1), a thumb wheel mounting groove is formed below the mechanism mounting groove, the lower cover plate of the L-shaped cover plate (6) covers the thumb wheel mounting groove, the upper cover plate of the L-shaped cover plate (6) is matched with the rear cover plate (5) to cover the mechanism mounting groove, the unlocking button (2) and the locking button (3) are movably inserted in the mechanism mounting groove, the outer ends of the unlocking button (2) and the locking button (3) penetrate out of the handle (1), a guide column shell (52) extends from the inner side of the rear cover plate (5), the locking pin shaft (31) is movably inserted in the guide column shell (52), and the outer end of the locking pin shaft (31) penetrates out of the rear cover plate (5), a pin shaft cap extends from the inner side end of the locking pin shaft (31), the pin shaft cap is in abutting connection with the locking button (3), a locking reset spring (33) is sleeved on the locking pin shaft (31), one end of the locking reset spring (33) is in abutting connection with the guide column shell (52), and the other end of the locking reset spring (33) is in abutting connection with the pin shaft cap;

a sliding wedge block (7) which moves up and down is further arranged in the mechanism mounting groove, a guide block (51) used for guiding and limiting the sliding wedge block (7) is further extended from the inner side of the rear cover plate (5), a wedge block spring groove (71) is formed in the lower end of the sliding wedge block (7), a wedge block compression spring (72) is arranged in the wedge block spring groove (71), the bottom end of the wedge block compression spring (72) is connected with an upper cover plate of the L-shaped cover plate (6) in an abutting mode, a pair of button wedge blocks (21) are extended from the inner side end of the unlocking button (2), and a sliding inclined surface (75) used for being in contact fit with the button wedge blocks (21) is arranged on the sliding wedge block (7);

a limit stop (76) extends from the upper end of the sliding wedge block (7), and a limit end cap (32) corresponding to the limit stop (76) extends from the inner side end of the locking button (3);

the lower end of the sliding wedge block (7) extends to form a wedge block latch piece (73), the password thumb wheel (4) is rotatably installed in the thumb wheel installation groove, an insertion notch (42) used for being inserted in the wedge block latch piece (73) in a matched mode is formed in the password thumb wheel (4), and a shifting open slot for the password thumb wheel (4) to extend out is formed in the side portion of the handle (1).

2. A push switch combination lock according to claim 1, wherein: the password thumb wheel is characterized in that a plurality of number areas (41) are distributed on the end face of the outer side of the password thumb wheel (4), a number window (11) corresponding to the number areas (41) is arranged on the handle (1), and poking lines are distributed on the outer wall of the circumference of the password thumb wheel (4).

3. A push switch combination lock according to claim 1, wherein: a thumb wheel center post (14) extends in the thumb wheel mounting groove, and a center hole of the password thumb wheel (4) is rotatably sleeved on the thumb wheel center post (14);

still extend in the thumb wheel mounting groove and have first apron screw hole seat (15), offer on voussoir pinion rack (73) and be used for the suit to have toothed piece bar groove (74) on first apron screw hole seat (15), offer on the lower part apron of L type apron (6) and be used for first mounting hole (61) corresponding with first apron screw hole seat (15).

4. A push switch combination lock according to claim 3, wherein: a second cover plate threaded hole seat (62) extends from the inner side of an upper cover plate of the L-shaped cover plate (6), and a second mounting hole (53) corresponding to the second cover plate threaded hole seat (62) is formed in the lower end of the rear cover plate (5).

5. A push switch combination lock according to claim 4, wherein: the mechanism mounting groove upper end extends to be provided with a third cover plate screw hole seat (16), and the upper end of the rear cover plate (5) is provided with a third mounting hole (54) corresponding to the third cover plate screw hole seat (16).

6. A push switch combination lock according to claim 1, wherein: the upper end and the lower end of the handle (1) are both provided with a station groove (12), the inner side of the station groove (12) is provided with a handle mounting hole (13), and the opening of the station groove (12) is sealed with a station cover plate (8).