TWM554123U - Combination lock - Google Patents

Abstract

A combination lock includes a lock body, a lock lever, a buckle assembly, a pushing portion, a reset elastic member and a password component. The password component comprises a shaft slide bar and a plurality of password dials, and a plurality of password dials Rotatingly coaxially sleeved on the shaft slide bar, and each of the code dials includes an inner ring sleeve, the inner peripheral wall of the inner ring sleeve is formed with a concave portion, and the shaft slide rod is axially outwardly protruded with a plurality of limits The bit tooth member, the plurality of limit tooth members and the plurality of concave portions of the code dial are corresponding positions, and in the unlocked state, the shaft slide bar is moved by the pushing portion to move, so that the buckle assembly self-locking rod The buckle is released, and the plurality of limit teeth of the shaft slide are respectively engaged with the recesses of the plurality of code dials to limit the rotation of each of the code dials with the axis of the slider.

Description

password

This creation relates to a type of lock, and in particular to a combination lock.

A combination lock is a type of lock that is opened with a series of numbers or symbols, commonly used in bicycles, warehouses or tool cases. The combination lock includes a multi-dial type lock, which includes a plurality of dials and a shaft center. Each inner wall of the turntable is formed with a recess, and a plurality of teeth protrude from the shaft to catch the turntable. Only when each of the turntables is in the correct position, that is, the correct password, the axis can be moved to unlock by passing through the recess of each turntable.

The use of the combination lock eliminates the trouble of carrying the key, but when the current lock is unlocked, its respective turntable is rotatable. Therefore, if the turntables are rotated to the position of the incorrect password and the correct password is forgotten, the lock cannot be unlocked. Therefore, the conventional password lock is necessary for improvement.

Therefore, this creation provides a password lock to avoid forgetting the set password. The technical means for solving the problem of the prior art provides a password lock, comprising: a password lock, comprising: a lock body having a fixed button hole and a movable button hole, the movable button hole is from the The surface of the lock body is recessed toward the inside, and the fixed buckle hole includes a lower buckle hole and an upper buckle hole which are mutually connected, and the lower buckle hole is recessed from the surface of one of the lock body toward the inside, and the upper buckle hole is from the The locking rod has a fixed end portion and a movable end portion. The fixed end portion is disposed in the fixing buckle hole and is located in the fixing buckle hole along the radial direction of the locking body. a movable displacement, the movable end portion is removably inserted into the movable buttonhole, and has a buckled recess portion, wherein the fixed end portion is formed with a buckled recess portion and a buckle portion respectively inwardly at the side portions thereof in the same radial direction a recessed portion, wherein the buckled recessed portion is larger than the size of the unfastened recessed portion; the buckle assembly includes a fixed snap member and a movable snap member disposed on the lock body and corresponding to the fixed buckle hole and The activity is buckled and the buckle is set to buckle Or releasing the buckle from the lock lever; a pushing portion is disposed on the side of the lock body and abutting against the buckle assembly; a reset elastic member is disposed on the other side of the lock body; a cryptographic component includes a shaft slide bar and a plurality of code dials, wherein the shaft slide rod is coupled to the buckle assembly and the pushing portion, and the pushing portion and the buckle assembly are along a sliding rod axis The plurality of code dials are rotatably coaxially sleeved on the shaft slide bar, and each of the code dials includes an inner ring sleeve and an outer turntable ringed on the outer side of the inner ring sleeve, wherein The inner peripheral wall of the inner ring sleeve is formed with a concave portion, and the axial sliding rod protrudes axially outwardly with a plurality of limiting tooth members, and the plurality of limiting tooth members are spaced apart from each other along the axis of the sliding rod and Corresponding to the position of the concave portion of the plurality of code turntables respectively, the cryptographic component is set to switch between a locked state and an unlocked state, and in the locked state, the axial sliding bar is connected to the plurality of The code dial is locked and cannot be slipped to make the fixed clip and the activity card The pieces are respectively fastened to the buckled recessed portion of the fixed end portion and the buckled recessed portion of the movable end portion. In the unlocked state, the shaft sliding rod is pushed by the pushing portion to move toward the return elastic member So that the fixed latching member and the movable latching member are unfastened from the two buckled recesses, and the locking lever is upwardly biased to the buckled recessed portion, and the reset elastic member is Providing an elastic force in the direction of the pushing portion to the shaft sliding rod, the two ends of the shaft sliding rod being respectively abutted by the unfastening recess and the top of the rest elastic member, so that the plurality of limiting teeth and the plurality of The recess of the code dial corresponds to the recess of the code dial by the limit tooth to limit the rotation of the code dial by the axis of the slider.

In an embodiment of the present invention, a code lock is provided, the inner ring cover includes a rotating disk and a fixed disk, and the rotating disk is disposed opposite to the fixed disk in the outer turntable, and is configured to The outer turntable rotates relative to the fixed disk with the slider axis.

In an embodiment of the present invention, a code lock is provided, the outer peripheral wall of the rotating disk is formed with a plurality of outer gear teeth, and an inner peripheral wall of the outer turntable is formed with a plurality of inner recesses adapted to the outer gear teeth. The rotating disk is coupled to the outer turntable by the plurality of outer teeth respectively engaging the plurality of indentations.

In an embodiment of the present invention, a combination lock is provided, and the inner peripheral wall of the rotating disk and the fixed disk is formed with a concave portion adapted to the limiting tooth member, and the concave portion of the rotating disk is provided with the limiting tooth The pieces are stuck.

In an embodiment of the present invention, a password lock is provided, and the password turntable closest to the push portion of the plurality of code turntables has an elastic member disposed on a side of the code turntable and offset In the lock.

In an embodiment of the present invention, a password lock is provided. In the locked state, the concave portion of the code turntable in the plurality of code turntables is located at a different level from the limit tooth of the shaft slide bar. The movement of the shaft slide is restricted by the limit tooth card being offset by the code dial on the different horizontal plane. In the unlock state, the recess of each code dial is The limit tooth of the shaft slide bar is located on the same horizontal plane, so that the limit tooth of the shaft slide bar is moved through the recess of each code turntable.

Through the technical means adopted by the creation, when the code lock of the creation is in an unlocked state, the engagement of the limit tooth and the concave portion of the code dial is restricted to limit the rotation of each of the code dials, so that each of the code dials It is limited to the location of the correct password.

Hereinafter, an embodiment of the present creation will be described based on the first to sixth figures. This description is not intended to limit the implementation of the present invention, but is one of the embodiments of the present invention.

As shown in FIG. 1-2b, a combination lock 100 according to a first embodiment of the present invention includes a lock body 1, a lock bar 2, a buckle assembly, a push portion 4, a password component 5, and A reset elastic member 6.

As shown in FIG. 1-2b, the lock body 1 has a fixing button hole 11 and a movable button hole 11'. The movable button hole 11' is recessed from the surface of the lock body 1 toward the inside, and the fixing button is fixed. The hole 11 includes a lower button hole 111 and an upper button hole 112 which are mutually connected, and the lower button hole 111 is recessed from the surface of the body 1 toward the inside, and the upper button hole 112 extends upward from the surface.

As shown in FIG. 1-2b, the lock bar 2 is U-shaped and has a fixed end portion 21 and a movable end portion 22, and the fixed end portion 21 is disposed in the fixing buckle hole 11 and is fixed to the fixing buckle. The hole 11 is movable along the radial direction of the lock body 1. The movable end portion 22 is detachably inserted into the movable buttonhole 11' and has a buckled recess 221. The fixed end portion 21 defines a buckle recess 211 and a trip recess 212 inwardly in the same radial direction, and the buckle recess 211 has a size larger than the size of the trip recess 212.

As shown in FIG. 2a and FIG. 2b, the buckle assembly includes a fixed latching member 3 and a movable latching member 3' respectively disposed inside the two ends of the locking body 1 and corresponding to the fixing buckle hole 11 and The movable button hole 11' is provided to buckle the lock lever 2 or release the buckle from the lock lever 2. The pushing portion 4 is disposed on the side of the lock body 1 and abuts against the buckle assembly, and the reset elastic member 6 is disposed on the other side of the lock body 1. Specifically, in the embodiment, the return elastic member 6 is a spring.

As shown in Figures 2a and 2b, the cryptographic component 5 includes a shaft slide 51 and a plurality of code dials 52.

As shown in the figures 2a and 2b, the shaft slide bar 51 is coupled to the fixed snap member 3, the movable snap member 3' and the push portion 4, and the push portion 4 and the fixed snap member. 3 and the movable latching member 3' is slidable along a slider axis which is the axis of the spindle slide 51. The shaft sliding rod 51 has a plurality of limiting teeth 511 protruding axially outward.

As shown in FIG. 2a-3b, the plurality of code dials 52 are rotatably coaxially sleeved on the shaft slide 51, and each of the code dials 52 includes an inner ring sleeve 521 and a ring is disposed therein. An outer turntable 522 outside the loop 521. The inner ring sleeve 521 includes a rotating disk 521a and a fixed disk 521b. The rotating disk 521a is disposed opposite to the fixed disk 521b, and is disposed to be fixed with the outer disk 522. The disk 521b is rotated by the slider axis.

In detail, as shown in FIG. 3a-4b, the outer peripheral wall of the rotating disk 521a is formed with a plurality of outer teeth 5211, and the inner peripheral wall of the outer turntable 522 is formed with a plurality of recesses adapted to the outer gear teeth 5211. In the portion 5222, the rotating disk 521a is coupled to the outer turntable 522 by meshing with the plurality of trapped portions 5222 by the plurality of outer teeth 5211. In addition, the inner peripheral wall of the rotating disk 521a and the fixing plate 521b are formed with concave portions 5212 and 5213 adapted to the limiting tooth member 511, and the concave portion 5212 of the rotating disk 521a is in position with the limiting tooth member 511. correspond.

In detail, the cryptographic turntable of the plurality of cipher dials 52 that is closest to the urging portion 4 has an elastic member 523 disposed on the side of the code dial 52 and abutting against the lock body 1 . Specifically, in the embodiment, the elastic member 523 is a spring.

The cryptographic component 5 is configured to switch between a locked state and an unlocked state. As shown in FIGS. 2a and 5, in the locked state, the concave portion 5212 of the rotating disk 521a of the plurality of cryptographic dials 52 is The limiting tooth 511 of the shaft sliding rod 51 is located on a different horizontal plane, so that the movement of the shaft sliding rod 51 is locked to the position on the different horizontal plane through the limiting tooth 511. The code dial 52 is limited.

As shown in FIG. 2b and FIG. 6, in the unlocked state, the concave portion 5212 of the rotating disk 521a of each of the code dials 52 is located at the same level as the limiting tooth 511 of the shaft sliding rod 51. The limiting tooth 511 of the shaft sliding rod 51 is caused to be moved by the pushing portion 4 against the concave portion 5212 of each rotating disk 521a to move toward the return elastic member 6, so that the fixing buckle member 3 is moved. And the movable latching member 3' is released from the two latching recesses 211, 221, and the locking lever 2 is upwardly biased to the latching recessed portion 212, and the reset elastic member The 6 series provides the elastic force in the direction of the pushing portion 4 to the shaft sliding rod 51. The two ends of the shaft sliding rod 51 are respectively received by the top of the releasing recess portion 212 and the rest elastic member 6 to make the plurality of limit positions. The tooth member 511 corresponds to the concave portion 5212 of the plurality of rotating disks 521a, and the limiting portion 511 engages the concave portion 5212 of the rotating disk 521a to restrict the rotation of the code wheel 52 with the slider axis. .

The above description and description are only illustrative of the preferred embodiments of the present invention, and those having ordinary skill in the art may make other modifications in accordance with the scope of the patent application as defined below and the above description, but such modifications are still It is the creative spirit of this creation and is within the scope of this creation.

100‧‧‧ password lock
1‧‧‧Lock
11‧‧‧Fixed buttonhole
11'‧‧‧ activity buttonhole
111‧‧‧Button hole
112‧‧‧Upper hole
2‧‧‧Lock lever
21‧‧‧Fixed end
211, 221‧‧ ‧ buckled recess
212‧‧‧Unlocking recess
22‧‧‧ activities end
3‧‧‧Fixed fasteners
3'‧‧‧Activity clips
4‧‧‧Promotion Department
5‧‧‧ cryptographic components
51‧‧‧Axis slide
511‧‧‧Limited teeth
52‧‧‧Password turntable
521‧‧‧ Inner ring set
5211‧‧‧ outer gear teeth
5212, 5213‧‧‧ recess
521a‧‧‧ rotating disk
521b‧‧‧ fixed disk
522‧‧‧Outer turntable
5222‧‧‧Incuffed
523‧‧‧Flexible parts
6‧‧‧Reset elastic parts

Fig. 1 is a perspective view showing a combination lock according to an embodiment of the present creation. Fig. 2a is a cross-sectional view showing the lock of the lock according to the embodiment of the present invention in a locked state. Fig. 2b is a cross-sectional view showing the cipher lock in the unlocked state according to the embodiment of the present invention. Figure 3a is a plan view showing a code dial of a combination lock in accordance with an embodiment of the present invention. Fig. 3b is a plan view showing the code dial of the combination lock according to the embodiment of the present creation. Figure 4a is a plan view showing a rotating disk of a combination lock in accordance with an embodiment of the present invention. Fig. 4b is a plan view showing a fixed disk of the combination lock according to the embodiment of the present invention. Fig. 5 is a view showing the lock of the lock according to the embodiment of the present invention in a locked state. Fig. 6 is a view showing that the limit tooth member corresponds to the concave portion of the code dial when the code lock is in the unlock state according to the embodiment of the present invention.

100‧‧‧ password lock

1‧‧‧Lock

11‧‧‧Fixed buttonhole

11’‧‧‧ activity buttonhole

111‧‧‧Button hole

112‧‧‧Upper hole

2‧‧‧Lock lever

21‧‧‧Fixed end

211, 221‧‧ ‧ buckled recess

212‧‧‧Unlocking recess

22‧‧‧ activities end

3‧‧‧Fixed fasteners

3’‧‧‧Activity clips

4‧‧‧Promotion Department

5‧‧‧ cryptographic components

51‧‧‧Axis slide

511‧‧‧Limited teeth

52‧‧‧Password turntable

521‧‧‧ Inner ring set

521a‧‧‧ rotating disk

521b‧‧‧ fixed disk

522‧‧‧Outer turntable

523‧‧‧Flexible parts

6‧‧‧Reset elastic parts

Claims (6)

A combination lock includes: a lock body having a fixed button hole and a movable button hole, wherein the movable button hole is recessed from the surface of the lock body toward the inside, the fixed button hole includes a bottom button hole and a connecting hole An upper buckle hole recessed from a surface of the lock body toward the inside, the upper buckle hole extending upward from the surface; a lock lever having a fixed end portion and a movable end portion The fixed end portion is disposed in the fixed buckle hole and is movable in the radial direction of the lock body in the fixed buckle hole, and the movable end portion is removably inserted into the movable button hole and has a a buckle recess, wherein the fixed end portion is formed with a buckle recess and a trip recess inwardly in the same radial direction, wherein the buckle recess has a size larger than the size of the trip recess; the snap assembly, The utility model comprises a fixed fastening component and a movable fastening component, which are respectively disposed on the locking body and respectively corresponding to the fixing fastening hole and the movable fastening hole, and are arranged to buckle the locking bar or release the buckle from the locking bar a pushing portion disposed on a side of the lock body and having a top against the a buckle assembly; a reset elastic member disposed on the other side of the lock body; and a password component including a shaft slide bar and a plurality of code dials, the shaft slide bar being coupled to the buckle assembly And the pushing portion, and the pushing portion and the buckle assembly are slidable along a sliding rod axis, and the plurality of code dials are rotatably coaxially sleeved on the shaft sliding rod, and each of the The code dial includes an inner ring sleeve and an outer turntable disposed on the outer side of the inner ring sleeve, wherein the inner peripheral wall of the inner ring sleeve is formed with a concave portion, and the shaft sliding rod is axially outwardly protruded with a plurality of limits a plurality of limiting teeth, which are spaced apart from each other along the axis of the sliding bar and respectively corresponding to the positions of the recesses of the plurality of code dials, the cryptographic component being set in a locked state and unlocked Switching between the states, in the locked state, the shaft slide bar is locked with the plurality of code dials and cannot be slipped, so that the fixed snap fastener and the movable snap fastener are respectively buckled The buckled recess of the fixed end portion and the buckled recess of the movable end portion When the unlocking state is reached, the shaft sliding rod is pushed against the returning elastic member by the pushing portion, so that the fixing and the movable fastening member are released from the two buckled recesses. And the locking rod is upwardly biased to the fixing buckle to be fastened to the unfastening recess, and the rest elastic member provides an elastic force toward the pushing portion to the shaft sliding rod, and the two ends of the shaft sliding rod The plurality of limiting teeth correspond to the recesses of the plurality of code dials, and the recesses of the plurality of code dials are engaged by the limiting teeth, and the recesses of the code wheel are engaged by the limiting teeth to limit The code dial rotates with the axis of the slider. The combination lock of claim 1, wherein the inner ring sleeve comprises a rotating disk and a fixed disk, the rotating disk is disposed opposite the fixed disk in the outer turntable, and is disposed together with the outer turntable Rotating with respect to the fixed disk with the slider axis. The combination lock of claim 2, wherein the outer peripheral wall of the rotating disk is formed with a plurality of outer teeth, and the inner peripheral wall of the outer turntable is formed with a plurality of inner recesses adapted to the outer teeth, the rotating disk The plurality of outer teeth are respectively meshed with the plurality of indentations to be coupled to the outer turntable. The combination lock of claim 2, wherein the inner peripheral wall of the rotating disk and the fixed disk is formed with a recess adapted to the limiting tooth, and the concave portion of the rotating disk is for engaging with the limiting tooth Hehe. The cryptographic lock of claim 1, wherein the cryptographic turntable closest to the urging portion of the plurality of crypto dials has an elastic member disposed on a side of the cryptographic turntable and abutting the lock body. The password lock according to claim 1, wherein in the locked state, at least one of the plurality of code dials has a concave portion and a limit tooth of the shaft slide is at a different level The movement of the shaft slide rod is restricted by the limit tooth member card being offset by the code dial on the different horizontal plane. In the unlock state, the recess of each code dial is associated with the The limit tooth of the shaft slide bar is located on the same horizontal plane, so that the limit tooth of the shaft slide bar is moved through the recess of each code turntable.