CN212898014U

CN212898014U - Lockset and case

Info

Publication number: CN212898014U
Application number: CN202021313692.2U
Authority: CN
Inventors: 吴云鹏
Original assignee: Jiangsu Zhixin Intelligent Technology Co ltd
Current assignee: Jiangsu Zhixin Intelligent Technology Co ltd
Priority date: 2020-07-07
Filing date: 2020-07-07
Publication date: 2021-04-06
Anticipated expiration: 2030-07-07

Abstract

The utility model discloses a lock, which comprises a lock base, a lock body rotationally connected to the lock base and a lock catch piece clamped with the lock body, and is characterized in that the lock body is provided with a torsional spring which is used for providing an elastic force for preventing the lock body and the lock base from being close to each other; the torsional spring include one be used for with lock seat looks butt's first torque arm, the end of first torque arm is formed with an arc portion, the arc portion be used for provide one with the cambered surface of lock seat butt. The utility model also discloses a case and bag of having aforementioned tool to lock. The utility model provides a lock, through setting up an arc portion at the end of the first torque arm of torsional spring in order to provide a cambered surface that is used for with the lock seat butt, and cooperate the guide way of locating on the lock seat, the arc portion can prevent the end fish tail lock seat of the first torque arm in the use; the guide groove can enable the arc-shaped part to slide along a preset path, so that the torsion spring is prevented from being deformed due to dislocation of the first torsion arm in the sliding process.

Description

Lockset and case

Technical Field

The utility model belongs to the technical field of the tool to lock, concretely relates to a case and bag that is used for tool to lock of case and bag and has this tool to lock.

Background

The existing luggage lock usually uses a torsion spring as an elastic part, so that two sides of the lock which are locked with each other can be automatically bounced when the lock is unlocked. However, the torsion arm of the torsion spring is easy to scratch the part abutted against the torsion arm in the using process, and the torsion arm is easy to be dislocated to cause the deformation of the torsion spring.

Therefore, in order to solve the above technical problems, it is necessary to provide a new lock and a new suitcase.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a simple structure, durable tool to lock case to solve the problem among the prior art.

In order to achieve the above object, the present invention provides the following technical solutions:

a lock comprises a lock base, a lock body rotationally connected to the lock base, and a lock catch part clamped with the lock body,

the lock body is provided with a torsion spring which is used for providing an elastic force for preventing the lock body and the lock seat from attaching and approaching;

the torsional spring include one be used for with lock seat looks butt's first torque arm, the end of first torque arm is formed with an arc portion, the arc portion be used for provide one with the cambered surface of lock seat butt.

Further, the torsional spring still includes spring body and second torque arm, the second torque arm by one end bending extension of spring body forms, first torque arm by the other end extension of spring body forms.

Furthermore, the lock body is provided with a fixed sleeve matched with the torsion spring, and the spring body and the second torsion arm of the torsion spring are arranged in the fixed sleeve.

Furthermore, a guide groove matched with the first torsion arm of the torsion spring is formed in one surface, opposite to the lock body, of the lock seat, and the guide groove is used for limiting a sliding path of the first torsion arm on the lock seat.

Furthermore, the lock seat is also provided with a hinged plate hinged with the lock body, and the hinged plate is formed by bending and extending after protruding from one surface of the lock seat opposite to the lock body.

Furthermore, the lock body comprises a lock cylinder, a reset assembly and a locking piece for locking the lock catch piece, and the lock cylinder and the reset assembly are both connected with the locking piece;

the lock cylinder is used for driving the locking piece to move along a first direction so as to enable the locking piece to be switched to an unlocking state;

the reset component is used for driving the locking piece to move along a second direction opposite to the first direction so as to restore the locking piece from the unlocking state to the locking state.

Furthermore, the lock body further comprises a motor and a transmission piece, the motor is connected with the transmission piece, and the transmission piece abuts against the locking piece; the motor is used for driving the transmission piece to move along a first direction so as to drive the locking piece to move along the first direction, and therefore the locking piece is switched to an unlocking state.

Furthermore, the lock body further comprises a bottom plate and a top cover, the bottom plate and the top cover jointly define a hollow accommodating space, the lock cylinder, the reset assembly, the locking piece, the motor and the transmission piece are accommodated in the accommodating space, and the bottom plate is provided with a button hole corresponding to the locking piece.

Furthermore, the locking fastener comprises a fixing plate, and a locking hook and a positioning block which are convexly arranged on the fixing plate, wherein a locking hole matched with the locking piece is formed in the locking hook, and a positioning hole matched with the positioning block is formed in the bottom plate.

A luggage comprising a case and a lockset as described above; the box body comprises a first side and a second side which can be opened and closed, a lock seat of the lock is arranged on the first side of the box body, and a lock catch piece of the lock is arranged on the second side of the box body corresponding to the lock seat.

The utility model discloses beneficial effect:

compared with the prior art, the lock provided by the utility model is provided with the arc part at the tail end of the first torque arm of the torsion spring to provide an arc surface for abutting against the lock seat, and the arc part is matched with the guide groove arranged on the lock seat, so that the arc part can prevent the tail end of the first torque arm from scratching the lock seat in the use process; the guide groove can enable the arc-shaped part to slide along a preset path, so that the torsion spring is prevented from being deformed due to dislocation of the first torsion arm in the sliding process.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments described in the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a perspective view of an unlocked state of a lock according to one embodiment of the present application;

FIG. 2 is a partial block diagram of the latch of the embodiment of FIG. 1;

figure 3 is an internal block diagram of the lock body of the embodiment of figure 1;

figure 4 is an exploded view of the lock body of the embodiment of figure 1;

FIG. 5 is a view of the lock of the embodiment of FIG. 1 in the locked position;

FIG. 6 is a block diagram of a torsion spring in the embodiment of FIG. 1;

FIG. 7 is a perspective view of a case in one embodiment of the present application.

Description of reference numerals: 10. a lock body; 11. a lock cylinder; 12. a locking member; 13. a reset assembly; 14. a motor; 15. a transmission member; 16. a base plate; 17. a top cover; 18. fixing a sleeve; 121. a transmission frame; 122. a boss portion; 123. a latch bolt; 124. an abutting portion; 151. a cam; 152. a push block; 153. an eccentric shaft; 154. a docking portion; 161. mounting grooves; 162. a buttonhole; 163. positioning holes; 164. a through hole; 171. positioning a groove; 20. a lock seat; 21. a hinge plate; 22. a guide groove; 30. a torsion spring; 31. a spring body; 32. a first torque arm; 33. a second torque arm; 34. an arc-shaped portion; 40. a fastener; 41. a fixing plate; 42. a latch hook; 43. a lock hole; 44. positioning blocks; 50. a box body; 51. a first side; 52. a second side.

Detailed Description

The present invention will be described in detail below with reference to embodiments shown in the drawings. However, the present invention is not limited to the embodiments, and the structural, method, or functional changes made by those skilled in the art according to the embodiments are all included in the scope of the present invention.

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. 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. In the illustrated embodiment, directional references, i.e., up, down, left, right, front, rear, etc., are relative to each other and are used to explain the relative structure and movement of the various components in the present application. These representations are appropriate when the components are in the positions shown in the figures. However, if the description of the location of an element changes, it is believed that these representations will change accordingly.

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. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1, a lock according to an embodiment of the present invention includes a lock base 20, a torsion spring 30, a lock body 10 rotatably connected to the lock base 20, and a locking member 40 for engaging with the lock body 10.

Referring to fig. 2-5, the lock body 10 includes a lock cylinder 11, a locking member 12, a reset assembly 13, a motor 14, a transmission member 15, a bottom plate 16, and a top cover 17. The base plate 16 and the top cover 17 are engaged with each other and together define a hollow receiving space in which the key cylinder 11, the locking member 12, the reset unit 13, the motor 14 and the transmission member 15 are received.

The inner wall of the top cover 17 is provided with a plurality of positioning grooves 171 which are matched with the components contained in the containing space, the lock cylinder 11, the locking piece 12, the reset assembly 13, the motor 14 and the transmission piece 15 are all arranged in the positioning grooves 171, and the positioning grooves 171 are used for limiting the positions of the components.

The locking member 12 includes a driving frame 121, a projection 122 formed by the driving frame 121 projecting in a first direction (x-axis direction in fig. 5), and a latch 123 and an abutting portion 124 formed by the driving frame 121 projecting in a second direction. The protrusion 122 is used to position the reset assembly 13, the abutting portion 124 abuts on the transmission member 15, the latch 123 is used to lock the locking member 12, and the surface of the latch 123 near the bottom plate 16 is configured as an inclined surface or an arc surface to facilitate the abutting with the locking member 40.

The key cylinder 11 is connected to the carrier 121 of the locking member 12 and is configured such that the locking member 12 can be driven to move in a first direction by rotating the key cylinder 11 to switch the locking member 12 to the unlocked state.

The reset component 13 is mounted on the protruding portion 122 of the locking member 12, one end of the reset component 13 abuts against the transmission frame 121, and the other end abuts against the top cover 17, and provides a force in a second direction opposite to the first direction for the locking member 12 to drive the locking member 12 to move in the second direction, so that the locking member 12 can be restored to the locked state from the unlocked state. Preferably, the return assembly 13 is a spring.

The transmission assembly includes a cam 151 and a push block 152, the cam 151 is connected to an output shaft of the motor 14 and can be rotated by the motor 14. The cam 151 is provided with an eccentric shaft 153 protruding in the first direction, and the eccentric shaft 153 is disposed offset from the rotation center of the cam 151. The end surface of the push block 152 close to the cam 151 is configured as a spiral surface, and the eccentric shaft 153 of the cam 151 abuts against the spiral surface of the push block 152; the end surface of the push block 152 remote from the cam 151 is provided with a stepped abutment 154 that mates with the abutment 124 of the locking member 12.

Specifically, when the motor 14 rotates forward, the driving cam 151 rotates forward, the eccentric shaft 153 cooperates with the spiral surface of the pushing block 152 to drive the pushing block 152 to move along the first direction, and the locking element 12 is driven to move along the first direction under the action of the pushing block 152, so that the locking element 12 is switched from the locking state to the unlocking state. After the unlocking is completed, the motor 14 rotates reversely to drive the cam 151 to reset, the locking piece 12 is driven by the reset component 13 to restore the locking state, and the pushing block 152 is driven to automatically reset.

The bottom plate 16 of the lock body 10 is provided with a fixing sleeve 18 matched with the torsion spring 30, a mounting groove 161 matched with the fixing sleeve 18 is concavely arranged from the outer surface of the bottom plate 16 to the accommodating space, and the fixing sleeve 18 is mounted in the mounting groove 161. The bottom plate 16 is further provided with a button hole 162 corresponding to the position of the locking tongue 123 of the locking member 12.

Referring to fig. 1-5, the lock base 20 is disposed opposite to the bottom plate 16 of the lock body 10, and the lock base 20 is provided with a hinge plate 21 for hinging with the top cover 17 of the lock body 10. The hinge plate 21 is formed by bending and extending after protruding from one surface of the lock base 20 opposite to the bottom plate 16 of the lock body 10, and the hinge plate 21 is hinged with the top cover 17 of the lock body 10 through a pin shaft, so that the lock base 20 and the bottom plate 16 can relatively rotate and approach each other by taking the pin shaft as a rotating shaft. Preferably, the bottom plate 16 is provided with a through hole 164 matching with the hinge plate 21, so that the hinge plate 21 can penetrate through the bottom plate 16 and extend into the accommodating space to be hinged with the wall of the top cover 17.

Referring to fig. 6, the torsion spring 30 includes a spring body 31, a first torsion arm 32 and a second torsion arm 33. Second torsion arm 33 is formed by bending and extending one end of spring body 31. The first torsion arm 32 is formed by extending the other end of the spring body 31, and the end of the first torsion arm 32 is formed with an arc-shaped portion 34, and the arc-shaped portion 34 is used for providing an arc-shaped surface abutting against the lock seat 20. The spring 31 and the second torsion arm 33 are mounted in the fixing sleeve 18 of the bottom plate 16 of the lock body 10, and the first torsion arm 32 extends between the bottom plate 16 and the lock base 20 and is used for abutting against the lock base 20, so as to provide an elastic force for preventing the bottom plate 16 of the lock body 10 and the lock base 20 from being attached and close.

Specifically, the arc portion 34 is formed by bending and curling the end of the first torsion arm 32.

Referring to fig. 1 again, the opposite side of the lock base 20 to the bottom plate 16 of the lock body 10 is further provided with a guide slot 22 matching with the arc-shaped portion 34 of the torsion spring 30, and the guide slot 22 is used for defining a sliding path of the arc-shaped portion 34 on the lock base 20, so that when the bottom plate 16 and the lock base 20 rotate relatively close to each other, the arc-shaped portion 34 of the torsion spring 30 can abut against the guide slot 22 and slide along the guide slot 22.

The locking member 40 includes a fixing plate 41, and a locking hook 42 and a positioning block 44 that are protruded on the fixing plate 41. The latch hook 42 is provided with a latch hole 43 for engaging with the latch member 12. The positioning blocks 44 are disposed on two sides of the latch hook 42, and a positioning hole 163 matched with the positioning blocks 44 is disposed on the bottom plate 16 of the lock body 10 to facilitate the alignment between the lock body 10 and the locking element 40.

When the lock is required to be locked, the latch hook 42 of the locking element 40 is only required to be buckled into the lock 10 through the button hole 162 of the bottom plate 16 of the lock 10, and the latch tongue 123 of the locking element 12 is buckled into the lock hole 43 of the latch hook 42 after the latch hook 42 is buckled, so that the locking element 40 is locked on the lock 10.

The utility model discloses tool to lock in another embodiment still includes fingerprint module. The fingerprint module comprises a controller, a fingerprint sensor and a digital touch screen. The fingerprint sensor and the digital touch screen are both connected with a controller, the controller is connected with a motor 14 in the lock body 10, and the controller can control a driving locking piece 12 of the motor 14 to realize unlocking according to signals transmitted by the fingerprint sensor and the digital touch screen.

The lockset in other embodiments can also expand other functional modules to realize more functions, such as a positioning module, a charging module, a Bluetooth module, an alarm module and the like.

Referring to figure 7, a luggage includes a case 50 and a lock as described above. The case 50 includes a first side 51 and a second side 52 that are openable and closable. The lock base 20 of the lock is mounted on the first side 51 of the box 50, and the lock catch member 40 of the lock is mounted on the second side 52 of the box 50 corresponding to the lock base 20. The locking of the one side and the second side 52 of the case 50 is achieved by the cooperation of the shackle with the lock body 10 hinged to the lock holder 20.

The utility model provides a lock, through forming an arc portion 34 at the end of the first torque arm 32 of the torsion spring 30 to provide an arc surface for abutting with the lock base 20, and cooperating with the guide groove 22 arranged on the lock base 20, the arc portion 34 can prevent the end of the first torque arm 32 from scratching the lock base 20 in the use process; the guide slot 22 is configured to allow the arc portion 34 to slide along a predetermined path to prevent the torsion spring 30 from being deformed by the first torsion arm 32 being misaligned during the sliding process.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A lock comprises a lock base, a lock body rotationally connected with the lock base, and a lock catch piece clamped with the lock body,

2. The lock according to claim 1, wherein said torsion spring further comprises a spring body and a second torsion arm, said second torsion arm is formed by bending and extending one end of said spring body, and said first torsion arm is formed by extending the other end of said spring body along a tangential direction thereof.

3. The lock of claim 2, wherein the lock body is provided with a fixing sleeve matching with the torsion spring, and the spring body and the second torsion arm of the torsion spring are arranged in the fixing sleeve.

4. The lock according to claim 1, wherein a guide groove is provided on a side of the lock holder opposite to the lock body for cooperating with the first torsion arm of the torsion spring, the guide groove being adapted to define a sliding path of the first torsion arm on the lock holder.

5. The lock according to claim 4, wherein the lock base is further provided with a hinged plate for hinging with the lock body, and the hinged plate is formed by bending and extending after protruding from one surface of the lock base opposite to the lock body.

6. The lock according to claim 1, wherein said lock body comprises a lock cylinder, a reset assembly, and a locking member for locking said locking member, said lock cylinder and reset assembly being connected to said locking member;

7. The lock according to claim 6, wherein said lock body further comprises a motor and a transmission member, said motor and transmission member being connected, said transmission member abutting on said locking member; the motor is used for driving the transmission piece to move along a first direction so as to drive the locking piece to move along the first direction, and therefore the locking piece is switched to an unlocking state.

8. The lock of claim 7, wherein the lock body further comprises a bottom plate and a top cover, the bottom plate and the top cover together define a hollow receiving space, the lock cylinder, the reset assembly, the locking member, the motor and the transmission member are received in the receiving space, and the bottom plate is provided with a button hole corresponding to the locking member.

9. The lock according to claim 8, wherein the locking member comprises a fixing plate, and a locking hook and a positioning block protruding from the fixing plate, the locking hook is provided with a locking hole matching with the locking member, and the bottom plate is provided with a positioning hole matching with the positioning block.

10. A luggage, comprising a case and a lock as claimed in any one of claims 1 to 9; the box body comprises a first side and a second side which can be opened and closed, a lock seat of the lock is arranged on the first side of the box body, and a lock catch piece of the lock is arranged on the second side of the box body corresponding to the lock seat.