CN218375866U

CN218375866U - Improved generation trick lock

Info

Publication number: CN218375866U
Application number: CN202222336757.0U
Authority: CN
Inventors: 姚想
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-09-02
Filing date: 2022-09-02
Publication date: 2023-01-24
Anticipated expiration: 2032-09-02

Abstract

The utility model discloses an improved coded lock, which comprises a lock seat, a locking part and a shell; a positioning hole groove is formed in the middle of the lock base; the locking part is positioned on the lock seat and comprises a rotating base, a locking plate, a password wheel and a supporting shaft, a guide column which is positioned in a positioning hole groove and is matched with the positioning hole groove in a rotating mode is arranged on the lower side of the rotating base, supporting seats are arranged at two ends of the rotating base, two ends of the supporting shaft are positioned on the supporting seats, a plurality of limiting wheels which are sequentially connected end to end are sleeved on the supporting shaft, limiting grooves are formed in the limiting wheels, the password wheel is sleeved on the limiting wheels, a plurality of tooth grooves are formed in the circumferential direction of the password wheel, tooth hook parts matched with the tooth grooves are arranged on the rotating base, the locking plate is positioned between the supporting seats, a locking device is arranged in the middle of one side of the rotating base in the length direction, a plurality of limiting columns matched with the locking plate are arranged on the other side of the rotating base in the length direction, and limiting protrusions matched with the limiting grooves are arranged on the upper side of the locking plate; and a second locking part matched with the inner side of the positioning hole groove is arranged in the guide post.

Description

Improved generation trick lock

Technical Field

The utility model relates to a tool to lock technical field specifically indicates an improved generation trick lock.

Background

The lock is an essential article for people to play an anti-theft role in life, the existing lockset generally adopts a marble principle and is unlocked by a special key, and the existing lockset is accepted and recognized by consumers in the past due to tradition, convenience and many years. However, with the rapid development of modern society, the lock has wider and wider application field, more and more keys are needed to be carried by everyone, great inconvenience is caused if the keys are forgotten to carry or lost, the coded lock is opened by mechanical digital combination without the traditional keys, the embarrassment that the keys are forgotten to carry or cannot be found is avoided, and the coded lock is widely applied due to convenient use.

In the related technology, the existing coded lock generally has the disadvantages of complex structure, complex operation, low overall strength, low breaking resistance, high manufacturing cost, high price, inflexible use and complex operation when changing the code.

Therefore, an improved combination lock is provided to solve the existing defects.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome the defect of above-mentioned technique, provide an improved generation trick lock.

In order to solve the technical problem, the utility model provides a technical scheme is an improved generation trick lock: comprises a lock seat, a locking part and a shell arranged on the lock seat;

a positioning hole groove is arranged in the middle of the lock base in a penetrating manner;

the lock comprises a lock seat, a locking part, a positioning hole groove, a plurality of tooth sockets, a locking plate, a plurality of limiting wheels, a plurality of locking devices and a locking device, wherein the locking part is positioned on the lock seat and comprises a rotating base, the locking plate, a password wheel and a supporting shaft;

and a second locking part matched with the inner side of the positioning hole groove is arranged in the guide post.

As the improvement, locking device includes stop pin and first spring, be equipped with on the rotating base and lock the groove, stop pin one end links to each other with the lockplate, and the other end is located and locks inslot and with locking groove sliding fit, lock the inslot and be equipped with first spring, the both ends of first spring are respectively in locking groove, stop pin butt, be equipped with on the lock seat with the second locking groove of lock pin looks adaptation, the bilateral symmetry that the rotating base is located locking device is equipped with the second spring with the lockplate butt.

As an improvement, the second locking portion comprises a third spring and a limiting ball body, a plurality of rectangular grooves are arranged in parallel on the inner side of the positioning hole groove, a long hole is formed in one side of the guide post, the third spring is located in the long hole, the limiting ball body is in sliding fit with the long hole and is abutted to the third spring, and the other end of the limiting ball body is abutted to the rectangular grooves.

As the improvement, the number of the rectangular grooves is 2, and the rectangular grooves are arranged at 90 degrees.

As an improvement, the one end of back shaft is equipped with the propelling movement hook, the back shaft other end is located the inboard cover of supporting seat and is equipped with the spacing ring with the supporting seat butt, the other end of back shaft is equipped with the fourth spring, the both ends of fourth spring are respectively in spacing ring, spacing round butt, one side that the fourth spring was kept away from to the casing is equipped with the through-hole with supporting shaft looks adaptation.

As an improvement, a positioning groove matched with the push hook is arranged on the inner side of the supporting seat close to the push hook, and the opening of the push hook faces the locking plate.

As an improvement, the outer sides of the limiting wheels are symmetrically provided with positioning blocks, the inner sides of the password wheels are circumferentially and uniformly provided with grooves matched with the positioning blocks, and the limiting wheels are in sliding fit with the password wheels.

As an improvement, the locking plate is provided with a notch matched with the password wheel, and the width of the notch is larger than that of the password wheel.

As the improvement, the quantity of spacing post is the same with the quantity of notch, spacing post and notch tip joint.

As an improvement, the bottom of the guide post is provided with a snap ring for limiting the relative position between the rotating base and the lock seat.

Compared with the prior art, the utility model the advantage lie in: through the double matching of the locking part, the safety is better, and the password design can avoid the forgetting of the key; the rotary base and the lock seat are arranged in a rotating mode, the locking operation is convenient, the strength is high, the damage resistance is high, and the practical application value and the popularization value are good.

Drawings

Fig. 1 is an exploded view of the improved combination lock of the present invention.

Fig. 2 is a schematic structural view of the improved combination lock of the present invention.

Fig. 3 is a schematic view of the internal structure of the improved combination lock of the present invention for removing the housing.

Fig. 4 is a schematic structural view of the improved combination lock of the present invention, which is used to remove the housing and the combination wheel.

Fig. 5 is a front view of the improved combination lock of the present invention.

Figure 6 is a side view of the improved combination lock of the present invention.

Fig. 7 is a sectional view at B-B in fig. 5.

Fig. 8 is a cross-sectional view at C-C in fig. 6.

Fig. 9 is a partially enlarged view of a portion a in fig. 3.

Fig. 10 is a partial enlarged view at D in fig. 8.

Fig. 11 is a schematic structural view of a lock seat in the improved combination lock of the present invention.

Fig. 12 is a schematic structural view of a code wheel in the improved code lock of the present invention.

As shown in the figure: 1. lock base, 2, locating hole groove, 3, rotating base, 4, locking plate, 5, cipher wheel, 6, support shaft, 7, guide post, 8, support seat, 9, limiting wheel, 10, limiting groove, 11, tooth socket, 12, tooth hook piece, 13, limiting post, 14, limiting protrusion, 15, locking pin, 16, first spring, 17, locking groove, 18, second spring, 19, third spring, 20, limiting sphere, 21, rectangular groove, 22, long hole, 23, pushing hook, 24, limiting ring, 25, fourth spring, 26, through hole, 27, locating groove, 28, locating block, 29, groove, 30, notch, 31, snap ring, 32, second locking groove, 33, shell.

Detailed Description

The following describes an improved combination lock of the present invention in further detail with reference to the accompanying drawings.

With reference to fig. 1-12, an improved combination lock comprises a lock base 1, a locking part and a housing 33 arranged on the lock base 1;

a positioning hole groove 2 is arranged in the middle of the lock seat 1 in a penetrating way;

the locking part is positioned on the lock seat 1 and comprises a rotating base 3, a locking plate 4, a password wheel 5 and a supporting shaft 6, a guide column 7 which is positioned in the positioning hole groove 2 and is in running fit with the positioning hole groove 2 is arranged at the middle position of the lower side of the rotating base 3, and a clamping ring 31 is arranged at the bottom of the guide column 7 and used for limiting the relative position between the rotating base 3 and the lock seat 1; the middle parts of two ends of the rotating base 3 are symmetrically provided with supporting seats 8, and two ends of the supporting shaft 6 are positioned on the supporting seats 8;

further, one end of the support shaft 6 is provided with a push hook 23, specifically, a positioning groove 27 matched with the push hook 23 is arranged on the inner side of the support seat 8 near the push hook 23, and an opening of the push hook 23 faces the locking plate 4; a limiting ring 24 abutted with the supporting seat 8 is sleeved on the other end of the supporting shaft 6 positioned on the inner side of the supporting seat 8, a fourth spring 25 is arranged on the other end of the supporting shaft 6, two ends of the fourth spring 25 are respectively abutted with the limiting ring 24 and the limiting wheel 9, and a through hole 26 matched with the supporting shaft 6 is formed in one side, away from the fourth spring 25, of the shell 33;

the supporting shaft 6 is uniformly sleeved with a plurality of limiting wheels 9 which are sequentially connected end to end, limiting grooves 10 are formed in the limiting wheels 9, the password wheels 5 are sleeved on the limiting wheels 9, a plurality of tooth sockets 11 are uniformly arranged on the circumference of the password wheels 5, and tooth hook pieces 12 matched with the tooth sockets 11 are arranged on the rotating base 3;

specifically, the outer sides of the limiting wheels 9 are symmetrically provided with positioning blocks 28, the inner sides of the password wheels 5 are circumferentially and uniformly provided with grooves 29 matched with the positioning blocks 28, and the limiting wheels 9 are in sliding fit with the password wheels 5.

The locking plate 4 is positioned between the supporting seats 8, specifically, the locking plate 4 is provided with a notch 30 matched with the password wheel 5, and the width of the notch 30 is greater than that of the password wheel 5;

a locking device is arranged at the middle position of one side of the rotating base 3 along the length direction,

further, locking device includes stop pin 15 and first spring 16, be equipped with locking groove 17 on the rotating base 3, stop pin 15 one end links to each other with lockplate 4, and the other end is located locking groove 17 in and with locking groove 17 sliding fit, locking inslot 17 is equipped with first spring 16, first spring 16's both ends are respectively in locking groove 17, stop pin 15 butt, be equipped with on the lock seat 1 with the second locking groove 32 of stop pin 15 looks adaptation, the bilateral symmetry that rotating base 3 is located locking device is equipped with the second spring 18 with lockplate 4 butt.

A plurality of limiting columns 13 matched with the locking plate 4 are arranged on the other side of the rotating base 3 along the length direction, specifically, the number of the limiting columns 13 is the same as that of the notches 30, and the limiting columns 13 are clamped with the end parts of the notches 30; the upper side of the locking plate 4 is provided with a limiting bulge 14 matched with the limiting groove 10;

and a second locking part matched with the inner side of the positioning hole groove 2 is arranged in the guide post 7.

Further, the second locking part comprises a third spring 19 and a limiting ball 20, a plurality of rectangular grooves 21 are formed in the inner side of the locating hole groove 2 in parallel, specifically, the number of the rectangular grooves 21 is 2, and the rectangular grooves 21 are arranged at 90 degrees; one side of the guide post 7 is provided with a long hole 22, the third spring 19 is positioned in the long hole 22, the limiting ball 20 is in sliding fit with the long hole 22 and is abutted against the third spring 19, and the other end of the limiting ball 20 is abutted against the rectangular groove 21.

When the utility model is implemented, the password wheel 5 corresponding to the preset password is rotated to display the corresponding number in a rotating way, because the password wheel 5 is sleeved on the limit wheel 9, the outer side of the limit wheel 9 is symmetrically provided with the positioning blocks 28, the inner side of the password wheel 5 is uniformly provided with the grooves 29 matched with the positioning blocks 28 in the circumferential direction, and further drives the limit wheel 9 to rotate, because the limit wheel 9 is provided with the limit grooves 10, the locking plate 4 is positioned between the supporting seats 8 and is provided with the notches 30 matched with the password wheel 5, and the upper side of the locking plate 4 is provided with the limit bulges 14 matched with the limit grooves 10, when the password wheel 5 rotates to the correct number, the limit grooves 10 on the limit wheel 9 are matched with the limit bulges 14 on the locking plate 4, when the numbers on all the password wheels 5 are correct, the utility model discloses a lock plate, including lockplate 4, locking plate 15, lockplate 15, locking pin 15, locking device and locking base 1, lockplate 4 shifts up to being close to password wheel 5 department, because be equipped with locking groove 17 on swivel base 3, locking pin 15 one end links to each other with lockplate 4, and the other end is located locking groove 17 and locks groove 17 sliding fit, locking inslot 17 is equipped with first spring 16, first spring 16's both ends are respectively in locking groove 17, locking pin 15 butt, be equipped with on the lock base 1 with the second locking groove 32 of locking pin 15 looks adaptation, simultaneously swivel base 3 is located locking device's bilateral symmetry and is equipped with the second spring 18 with locking plate 4 butt, consequently, under the effect of first spring 16 and second spring 18, locking pin 15 and the separation of second locking groove 32 on the lock base 1, at this moment, the trick lock is in the open mode, can carry out rotation each other between swivel base 3 and the lock base 1.

When locking is needed, the numbers on the code wheel 5 are disordered, the limiting groove 10 on the limiting wheel 9 is separated from the limiting protrusion 14 on the locking plate 4, and the locking plate 4 moves downwards to drive the locking pin 15 to enter the second locking groove 32 for locking;

when the password needs to be changed, the number on the password wheel 5 is rotated to the correct number, the positioning blocks 28 are symmetrically arranged on the outer side of the limiting wheel 9, grooves 29 matched with the positioning blocks 28 are uniformly formed in the circumferential direction of the inner side of the password wheel 5, the limiting wheel 9 is in sliding fit with the password wheel 5, one end of the supporting shaft 6 is pushed from the through hole 26 in the shell 33 at the moment, the pushing hook 23 is arranged on the supporting shaft 6, the upper portion of the pushing hook 23 is abutted to the limiting wheel 9, the supporting shaft 6 and the limiting wheel 9 are further driven to move, at the moment, the positioning blocks 28 are separated from the grooves 29 in the password wheel 5 until the lower portion of the pushing hook 23 is abutted to the locking plate 4, at the moment, the password wheel 5 can be rotated to change the password, after the password wheel is changed, the supporting shaft 6 stops being pushed, the supporting shaft 6 is restored to the initial position under the action of the fourth spring 25 at the other end of the supporting shaft 6, so that the password wheel 6 is restored to enable the limiting wheel 9 to move to the initial position, and realize the clamping connection of the positioning blocks 28 on the limiting wheel 9 and the groove 29 on the limiting wheel 5, and the password changing of the password wheel 5.

The present invention and its embodiments have been described above, but the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims

1. An improved generation trick lock which characterized in that: comprises a lock seat (1), a locking part and a shell (33) arranged on the lock seat (1);

a positioning hole groove (2) is arranged in the middle of the lock seat (1) in a penetrating manner;

the lock comprises a lock base (1), a locking part and a support shaft (6), wherein the locking part is located on the lock base (1), the locking part comprises a rotary base (3), a locking plate (4), a password wheel (5) and a support shaft (6), a guide post (7) which is located in a positioning hole groove (2) and is in running fit with the positioning hole groove (2) is arranged in the middle of the lower side of the rotary base (3), support seats (8) are symmetrically arranged in the middle of the two ends of the rotary base (3), the two ends of the support shaft (6) are located on the support seats (8), a plurality of limiting wheels (9) which are sequentially connected end to end are uniformly sleeved on the support shaft (6), limiting grooves (10) are formed in the limiting wheels (9), a locking device is arranged in the middle of one side of the rotary base (3) along the length direction, a plurality of tooth grooves (11) are uniformly arranged on the rotary base (3), a plurality of teeth (12) which are matched with the tooth grooves (11) are arranged on the rotary base (3), the locking plate (4) is located between the support seats (8), and a locking device is arranged in the middle of the other side of the rotary base (3) along the length direction, and a plurality of limiting posts (13) which are matched with the locking plate (4), and a limiting groove (10) is arranged on the upper side of the limiting post (14);

and a second locking part matched with the inner side of the positioning hole groove (2) is arranged in the guide column (7).

2. An improved combination lock as defined in claim 1, wherein: locking device includes stop pin (15) and first spring (16), be equipped with on rotating base (3) and lock groove (17), stop pin (15) one end links to each other with lockplate (4), and the other end is located and locks in groove (17) and with locking groove (17) sliding fit, be equipped with first spring (16) in locking groove (17), the both ends of first spring (16) are respectively in locking groove (17), stop pin (15) butt, be equipped with the second locking groove (32) of stop pin (15) looks adaptation on lock seat (1), rotating base (3) are located the bilateral symmetry of locking device and are equipped with second spring (18) with lockplate (4) butt.

3. An improved combination lock as defined in claim 1, wherein: second locking portion includes third spring (19) and spacing spheroid (20), locating hole groove (2) inboard parallel is equipped with a plurality of rectangle recesses (21), guide post (7) one side is equipped with slot hole (22), third spring (19) are located slot hole (22), spacing spheroid (20) and slot hole (22) sliding fit and with third spring (19) butt, the other end and the rectangle recess (21) butt of spacing spheroid (20).

4. An improved combination lock as defined in claim 3, wherein: the number of the rectangular grooves (21) is 2, and the rectangular grooves (21) are arranged at 90 degrees.

5. An improved combination lock as defined in claim 3, wherein: the one end of back shaft (6) is equipped with propelling movement hook (23), back shaft (6) other end is located supporting seat (8) inboard cover and is equipped with spacing ring (24) with supporting seat (8) butt, the other end of back shaft (6) is equipped with fourth spring (25), the both ends of fourth spring (25) are respectively in spacing ring (24), spacing wheel (9) butt, one side that fourth spring (25) were kept away from in casing (33) is equipped with through-hole (26) with back shaft (6) looks adaptation.

6. An improved combination lock as defined in claim 5, wherein: the inner side of the supporting seat (8) close to the pushing hook (23) is provided with a positioning groove (27) matched with the pushing hook (23), and the opening of the pushing hook (23) faces the locking plate (4).

7. An improved combination lock as defined in claim 1, wherein: the limiting device is characterized in that positioning blocks (28) are symmetrically arranged on the outer side of the limiting wheel (9), grooves (29) matched with the positioning blocks (28) are uniformly formed in the inner side of the password wheel (5) in the circumferential direction, and the limiting wheel (9) is in sliding fit with the password wheel (5).

8. An improved combination lock as defined in claim 1, wherein: the locking plate (4) is provided with a notch (30) matched with the password wheel (5), and the width of the notch (30) is larger than that of the password wheel (5).

9. An improved combination lock as defined in claim 8, wherein: the quantity of spacing post (13) is the same with the quantity of notch (30), spacing post (13) and notch (30) tip joint.

10. An improved combination lock as defined in claim 1, wherein: and a clamping ring (31) is arranged at the bottom of the guide post (7) and used for limiting the relative position between the rotating base (3) and the lock seat (1).