CN212958125U - Coded lock for luggage - Google Patents

Abstract

The utility model provides a case and bag trick lock, including lock body, closing cap, password wheel mechanism and locking mechanism, password wheel mechanism includes password wheel, the linkage wheel coaxial with password wheel and linkage board that carries out spacing to the linkage wheel, still includes the slider, the position department corresponding with the slider on the closing cap has seted up the opening, be equipped with the block that dials that passes the opening setting on the slider, be equipped with stopper and spacing bottom block on the linkage board, the slider is under the correct state of unpacking password, and its tip is located between stopper and the spacing bottom block, and the slider can carry out reciprocating displacement relative to the width direction of linkage board, realizes the change of unpacking password; and in the state of wrong unpacking passwords, the end part of the sliding block is limited towards the limiting bottom block. The utility model discloses can be convenient for modify the password.

Description

Coded lock for luggage

Technical Field

The utility model relates to a case and bag lock technical field, concretely relates to case and bag trick lock.

Background

With the development of social economy, the chances of going out of people are gradually increased, the use of luggage is more and more frequent, and in order to guarantee the privacy and the safety of luggage, many luggage are installed with trick locks. The mode that the password is changed to the trick lock on the existing market needs one hand to support with blunt needle to change secret structure, simultaneously, stirs the password dish with the other hand and modifies the password, and after the password modification is accomplished, can loosen and change secret structure to realize the purpose of changing the password, above-mentioned mode has certain requirement to the control of strength and precision, and it is troublesome to change, needs to consume a large amount of time.

SUMMERY OF THE UTILITY MODEL

Based on the problem, the utility model aims to provide a case and bag trick lock that can be convenient for modify the password.

Aiming at the problems, the following technical scheme is provided: a luggage coded lock comprises a lock body, a sealing cover, a coded wheel mechanism and a locking mechanism, wherein the coded wheel mechanism comprises a coded wheel, a linkage wheel coaxial with the coded wheel and a linkage plate for limiting the linkage wheel, the coded wheel mechanism also comprises a sliding block, an opening is formed in the position, corresponding to the sliding block, of the sealing cover, a poking block penetrating through the opening is arranged on the sliding block, a limiting block and a limiting bottom block are arranged on the linkage plate, the end part of the sliding block is located between the limiting block and the limiting bottom block when a luggage opening code is correct, and the sliding block can perform reciprocating displacement relative to the width direction of the linkage plate to realize replacement of the luggage opening code; and in the state of wrong unpacking passwords, the end part of the sliding block is limited towards the limiting bottom block.

In the structure, when a user needs to replace a password, the password wheel is rotated to an initial password, at the moment, the end part of the sliding block corresponds to the position between the limiting block and the limiting bottom block, the sliding block is displaced to the position between the limiting block and the limiting bottom block by controlling the poking block, so that the poking block is matched with the opening, the sliding block is matched with the limiting block and the limiting bottom block to limit the linkage plate, the linkage plate is prevented from moving, the linkage plate limits the linkage wheel, the linkage wheel is prevented from rotating, and the locking mechanism is in an unlocking state; modify the password through rotating the password wheel, rotate the password wheel to the digit back of needs, the user drives the slider through control stirring piece and resets, the slider back that resets rotates the password wheel to other figures for the linkage wheel rotates, removes the spacing to the linkage plate, and the linkage plate drives spacing bottom block displacement to corresponding or counterbalance with the slider tip, thereby carries on spacingly to the slider, makes it when the unpacking password is incorrect, can't stir, modifies the password, has improved the utility model discloses a security. Carry out the modification of unpacking password through setting up stopper, the cooperation of spacing bottom block on slider and the linkage board, thereby improved the utility model discloses a convenience and maneuverability modify the unpacking password faster, and efficiency is higher.

The utility model discloses further set up to, the slider is equipped with spacing tooth towards one side of closing cap, be equipped with the ratchet with spacing tooth looks adaptation on the closing cap.

In the structure, cooperate through spacing tooth and ratchet and can prevent when the password of unpacking is correct, the slider has produced the displacement by the maloperation, thereby has improved the utility model discloses a reliability.

The utility model is further arranged in that the lock body is provided with a mounting seat, the mounting seat is provided with a mounting groove, the locking mechanism comprises a driving block arranged in the mounting groove, an operating part arranged on the side wall of the lock body, and a fixing seat and a clamping seat which are respectively fixed on the two sides of the opening of the luggage, the two sides of the mounting groove are provided with a limiting groove, the two sides of the driving block are provided with positioning blocks matched with the limiting groove, a reset spring which is abutted against the driving block is arranged between the two positioning blocks in the mounting groove, one side of the linkage plate facing the driving block is provided with a bearing block, the end surface of the bearing block and the end surface of the positioning block are provided with adaptive guide surfaces, the lock body is fixedly connected with the fixing seat, the clamping seat is connected with the operating part in a clamping way, the linkage plate controls the driving block to reciprocate towards the bearing block through the guide, the clamping seat is controlled to be buckled or separated with or from the operating piece.

In the structure, under the condition that the box opening password is incorrect, the linkage wheel limits the linkage plate, the bearing block limits the driving block, the positioning block limits the operating part, and when the operating part is pressed, the operating part abuts against the positioning block, so that the operating part cannot be displaced, and therefore, the operating room cannot be tripped from the clamping seat, and the box cannot be opened; under the exact condition of unpacking password, linkage plate drives and holds the piece and move towards one side, holds the piece and passes through the spigot surface cooperation with the drive block, and the drive block drives the locating piece and carries out the displacement towards the mounting groove inner wall, and reset spring is compression state, and the user is through pressing the operating parts for the operating parts moves to its tip and is located the locating piece upside towards lock body center, and the block seat is tripped with the operating parts, realizes opening of box. In the structure, can the linkage between each spare part stable, the linkage is rapid, thereby has improved the utility model discloses a reliability and unpacking speed have improved the utility model discloses a practicality. Can carry on spacingly to drive block and locating piece through setting up mounting groove and spacing groove, stability when having improved the drive block displacement has improved the utility model discloses a reliability. Through setting up reset spring can the person of facilitating the use open the case after, when in disorder with the password wheel, make the drive block drive the locating piece and can reset rapidly through its elastic force to improved the efficiency of lock case, improved the utility model discloses a reliability.

The utility model discloses further set up to, the block seat is provided with the fixture block towards one side of operating parts, offer on the operating parts and be used for fixture block male draw-in groove, be equipped with in the draw-in groove with fixture block complex dog, it is equipped with the spout towards one side of linkage plate to lie in the mounting groove on the lock body, operating parts bottom is seted up and is matched with spacing displacement groove with the spout cell wall, the bottom of operating parts tip is located the spout, the operating parts is provided with two sets ofly relatively, is equipped with the spring of opposite vertex between two sets of operating parts, the operating parts tip is equipped with the fixed column that is used for the cover to establish the spring, can be in opposite directions the slip displacement.

In the structure, when the box is opened, the two groups of operating parts are pressed in opposite directions, the operating parts are matched with the sliding groove through the displacement groove to be displaced, the stop block is displaced towards the center of the lock body until the center positions of the clamping block and the clamping groove correspond to each other, the spring is in a compressed state, and the stop block is separated from the clamping block, so that the clamping seat and the operating parts are disengaged, and the box opening is realized; after the operating part is released, the operating part automatically resets through the elastic force of the spring, and the clamping groove in the operating part is buckled on the clamping seat to lock the box. Adopt above-mentioned structure, can convenient to use person unpack or lock the case to improved the utility model discloses a convenience.

The utility model discloses further set up to, the driving block tip is equipped with and is used for the cover to establish reset spring's reference column.

In the structure, through setting up the reference column, can improve reset spring's stability, and the reset spring's of can being convenient for installation has thereby improved the utility model discloses a reliability.

The utility model discloses further set up to, the top surface of dog is towards the inclined plane of draw-in groove downward sloping.

Adopt above-mentioned structure, the fixture block that can be convenient for on the block seat is inserted and is established in the spout and dog looks block, has improved the utility model discloses a convenience.

The utility model discloses further set up to, the guide way has been seted up to the drive block top surface.

Adopt above-mentioned structure, can improve the stability of drive block displacement to improve the utility model discloses a reliability.

The utility model discloses further set up to, the lock body side is provided with the notch cuttlefish that supplies password wheel part to stretch out.

Adopt above-mentioned structure, can avoid the password wheel to suffer to strike and damage, improved the security of password wheel, prolonged the life of password wheel, improved the utility model discloses a reliability.

Drawings

Fig. 1 is a schematic structural diagram of a first viewing angle of the present invention.

Fig. 2 is a schematic structural diagram of a second viewing angle of the present invention.

Fig. 3 is a schematic view of the split structure of the present invention.

Fig. 4 is a schematic sectional view of the present invention.

Fig. 5 is a schematic view of the internal structure of the present invention.

Fig. 6 is an enlarged view of the structure at a in fig. 5.

Fig. 7 is a schematic structural view of the middle sealing cap of the present invention.

The reference numbers in the figures mean: 1-a lock body; 2-sealing the cover; 3-a combination wheel mechanism; 4-a locking mechanism; 31-a cipher wheel; 32-a linkage wheel; 33-a linkage plate; 5-a slide block; 21-opening; 51-a dial block; 331-a limiting block; 332-a limit bottom block; 52-limit teeth; 22-ratchet; 11-a mounting seat; 111-mounting grooves; 41-a drive block; 42-an operating member; 43-a fixed seat; 44-a clamping seat; 112-a limiting groove; 411-locating blocks; 6-a return spring; 333-bearing block; 3331-guide surface; 441-a fixture block; 421-a card slot; 422-a stop block; 12-a chute; 423-displacement groove; 7-a spring; 424-fixed columns; 412-locating posts; 413-a guide groove; 13-step mouth.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

The luggage coded lock shown in fig. 1 to 7 comprises a lock body 1, a sealing cover 2, a coded wheel mechanism 3 and a locking mechanism, wherein the coded wheel mechanism 3 comprises a coded wheel 31, a linkage wheel 32 coaxial with the coded wheel 31 and a linkage plate 33 for limiting the linkage wheel 32, and further comprises a sliding block 5, an opening 21 is formed in the position, corresponding to the sliding block 5, of the sealing cover 2, a poking block 51 penetrating through the opening 21 is arranged on the sliding block 5, a limiting block 331 and a limiting bottom block 332 are arranged on the linkage plate 33, the end of the sliding block 5 is located between the limiting block 331 and the limiting bottom block 332 when the luggage opening code is correct, and the sliding block 5 can reciprocate relative to the width direction of the linkage plate 33 to realize replacement of the luggage opening code; when the password for opening the box is wrong, the end of the slider 5 is restricted toward the limit bottom block 332.

In the structure, when a user needs to replace a password, the password wheel 31 is rotated to an initial password, at the moment, the end part of the sliding block 5 corresponds to the position between the limiting block 331 and the limiting bottom block 332, the sliding block 5 is displaced to the position between the limiting block 331 and the limiting bottom block 332 by controlling the poking block 51, so that the sliding block 5 is matched with the opening 21, the sliding block 5 is matched with the limiting block 331 and the limiting bottom block 332 to limit the linkage plate 33, the linkage plate 33 is prevented from moving, the linkage plate 33 limits the linkage wheel 32, the rotation of the linkage plate is prevented, and the locking mechanism is in an unlocking state; modify the password through rotating password wheel 31, rotate password wheel 31 to the digit back of needs, the user drives slider 5 through control stirring piece 51 and resets, slider 5 resets the back, rotates password wheel 31 to other figures, make linkage wheel 32 rotate, remove the spacing to linkage plate 33, linkage plate 33 drives spacing bottom block 332 displacement to corresponding or counterbalance with slider 5 tip, thereby carry out spacingly to slider 5, make it when unpacking the password incorrect, can't stir, modify the password, improved the utility model discloses a security. Stopper 331, spacing bottom block 332 cooperation through setting up on slider 5 and the linkage board 33 carry out the modification of unpacking password, thereby improved the utility model discloses a convenience and maneuverability modify the unpacking password faster, and efficiency is higher.

In this embodiment, one side of the slider 5 facing the cover 2 is provided with a limit tooth 52, and the cover 2 is provided with a ratchet 22 adapted to the limit tooth 52.

In the structure, the limiting teeth 52 are matched with the ratchets 22 to prevent the slider 5 from being mistakenly operated when the unpacking passwords are correct, so that the displacement is generated, and the reliability is improved.

In this embodiment, the lock body 1 is provided with the mounting seat 11, the mounting seat 11 is provided with a mounting groove 111, the locking mechanism includes a driving block 41 installed in the mounting groove 111, an operating element 42 installed on a side wall of the lock body 1, and a fixing seat 43 and a clamping seat 44 respectively fixed on two sides of the opening 21 of the luggage, two sides of the mounting groove 111 are provided with limiting grooves 112, two sides of the driving block 41 are provided with positioning blocks 411 adapted to the limiting grooves 112, a return spring 6 abutting against the driving block 41 is arranged between the two positioning blocks 411 in the mounting groove 111, one side of the linkage plate 33 facing the driving block 41 is provided with a bearing block 333, an end surface of the bearing block 333 and an end surface of the positioning block 411 are provided with a guiding surface 3331 adapted to each other, the lock body 1 is fixedly connected to the fixing seat 43, the clamping seat 44 is connected to the operating element 42 in a clamping manner, the linkage plate 33 controls the driving block 41 to move back and forth towards the bearing block 333 through, the limit of the positioning block 411 to the operating element 42 is realized, and the engaging and disengaging of the engaging and disengaging seat 44 and the operating element 42 are controlled.

In the structure, when the box opening password is incorrect, the linkage wheel 32 limits the linkage plate 33, the bearing block 333 limits the driving block 41, the positioning block 411 limits the operating element 42, and when the operating element 42 is pressed, the operating element 42 abuts against the positioning block 411, so that the operating element 42 cannot be displaced, and therefore, the operating room cannot be disengaged from the clamping seat 44, and the box body cannot be opened; under the condition that the box opening password is correct, the linkage plate 33 drives the bearing block 333 to move towards one side, the bearing block 333 is matched with the driving block 41 through the guide surface 3331, the driving block 41 drives the positioning block 411 to move towards the inner wall of the mounting groove 111, the reset spring 6 is in a compressed state, a user presses the operating part 42, the operating part 42 moves towards the center of the lock body 1 to the position that the end part of the operating part is located on the upper side of the positioning block 411, and the clamping seat 44 is disengaged from the operating part 42, so that the box body is opened. In the structure, can the linkage between each spare part stable, the linkage is rapid, thereby has improved the utility model discloses a reliability and unpacking speed have improved the utility model discloses a practicality. Can carry on spacingly to the drive block 41 with locating piece 411 through setting up mounting groove 111 and spacing groove 112, stability when having improved the displacement of drive block 41 has improved the utility model discloses a reliability. Can convenient to use person after having opened the case through setting up reset spring 6, when having in disorder password wheel 31, make drive block 41 drive locating piece 411 can reset rapidly through its elastic force to the efficiency of lock case has been improved, has improved the utility model discloses a reliability.

In this embodiment, a clamping block 441 is disposed on one side of the clamping seat 44 facing the operating element 42, a clamping groove 421 for inserting the clamping block 441 is disposed on the operating element 42, a stop block 422 engaged with the clamping block 441 is disposed in the clamping groove 421, a sliding groove 12 is disposed on one side of the lock body 1, which faces the linkage plate 33, of the mounting groove 111, a displacement groove 423 that is engaged with and limited by a groove wall of the sliding groove 12 is disposed at the bottom of the operating element 42, the bottom of the end portion of the operating element 42 is disposed in the sliding groove 12, two sets of the operating elements 42 are oppositely disposed, an opposing spring 7 is disposed between the two sets of the operating elements 42, a fixing column 424 for sleeving the spring 7 is disposed at the end portion of the operating element 42, and the.

In the above structure, when opening the box, by pressing the two sets of operation parts 42 in opposite directions, the operation parts 42 are engaged with the sliding groove 12 through the displacement groove 423 to displace, the stopper 422 is displaced toward the center of the lock body 1 to a position where the center of the fixture block 441 corresponds to the center of the fixture groove 421, the spring 7 is in a compressed state, and the stopper 422 is separated from the fixture block 441, so that the fixture seat 44 is disengaged from the operation parts 42, thereby opening the box; after the operation member 42 is released, the operation member 42 is automatically returned by the elastic force of the spring 7, and the engaging groove 421 of the operation member 42 is engaged with the engaging seat 44 to lock the box. Adopt above-mentioned structure, can convenient to use person unpack or lock the case to improved the utility model discloses a convenience.

In this embodiment, a positioning column 412 for sleeving the return spring 6 is disposed at an end of the driving block 41.

In the structure, through setting up reference column 412, can improve reset spring 6's stability, and can be convenient for reset spring 6's installation, thereby improved the utility model discloses a reliability.

In this embodiment, the top surface of the stop 422 is an inclined surface inclined downward toward the slot 421.

Adopt above-mentioned structure, the fixture block 441 that can be convenient for on the block seat 44 inserts and establishes in the spout 12 and dog 422 looks block, has improved the utility model discloses a convenience.

In this embodiment, the top surface of the driving block 41 is provided with a guiding groove 413.

Adopt above-mentioned structure, can improve the stability of drive block 41 displacement, thereby improved the utility model discloses a reliability.

In this embodiment, the side of the lock body 1 is provided with a stepped opening 13 for the password wheel 31 to partially extend out.

Adopt above-mentioned structure, can avoid password wheel 31 to suffer to strike and damage, improve password wheel 31's security, prolong password wheel 31's life, improve the utility model discloses a reliability.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations of the above assumption should also be regarded as the protection scope of the present invention.

Claims (8)

1. The utility model provides a case and bag trick lock, includes lock body, closing cap, password wheel mechanism and locking mechanical system, password wheel mechanism includes password wheel, with the coaxial linkage wheel of password wheel and carry out spacing linkage board, its characterized in that to the linkage wheel: the box opening password replacing device is characterized by further comprising a sliding block, an opening is formed in the position, corresponding to the sliding block, of the sealing cover, a poking block penetrating through the opening is arranged on the sliding block, a limiting block and a limiting bottom block are arranged on the linkage plate, the end portion of the sliding block is located between the limiting block and the limiting bottom block when the box opening password is correct, the sliding block can perform reciprocating displacement relative to the width direction of the linkage plate, and the box opening password can be replaced; and in the state of wrong unpacking passwords, the end part of the sliding block is limited towards the limiting bottom block.

2. A combination lock for a luggage as claimed in claim 1, wherein: and one side of the sliding block, which faces the sealing cover, is provided with limiting teeth, and the sealing cover is provided with ratchets matched with the limiting teeth.

3. A combination lock for a luggage as claimed in claim 1, wherein: the lock body is provided with a mounting seat, the mounting seat is provided with a mounting groove, the locking mechanism comprises a driving block arranged in the mounting groove, an operating piece arranged on the side wall of the lock body, and a fixed seat and a clamping seat which are respectively fixed at the two sides of the opening of the suitcase, limiting grooves are arranged on two sides of the mounting groove, positioning blocks matched with the limiting grooves are arranged on two sides of the driving block, a return spring which is propped against the driving block is arranged between the two positioning blocks in the mounting groove, a bearing block is arranged on one side of the linkage plate, which faces to the driving block, the end surface of the bearing block and the end surface of the positioning block are provided with adaptive guide surfaces, the lock body is fixedly connected with the fixed seat, the clamping seat is connected with the operating part in a clamping mode, the linkage plate controls the driving block to move towards the bearing block in a reciprocating mode through the guide surface of the bearing block, the limiting of the positioning block on the operating part is achieved, and the clamping seat is controlled to be buckled with or separated from the operating part.

4. A combination lock for a luggage as claimed in claim 3, wherein: one side of block seat orientation operating parts is provided with the fixture block, offer on the operating parts and be used for fixture block male draw-in groove, be equipped with in the draw-in groove with fixture block complex dog, it is equipped with the spout towards one side of linkage plate to lie in the mounting groove on the lock body, operating parts bottom is seted up and is matched with spacing displacement groove with the spout cell wall, the bottom of operating parts tip is located the spout, the operating parts is provided with two sets ofly relatively, is equipped with the spring to the top between two sets of operating parts, the operating parts tip is equipped with the fixed column that is used for the cover to establish the spring, can be in opposite directions the slip displacement through displacement.

5. A combination lock for a luggage as claimed in claim 3, wherein: the end part of the driving block is provided with a positioning column for sleeving a return spring.

6. A combination lock for a luggage as claimed in claim 4, wherein: the top surface of the stop block is an inclined surface which inclines downwards towards the clamping groove.

7. A combination lock for a luggage as claimed in claim 3, wherein: the top surface of the driving block is provided with a guide groove.

8. A combination lock for a luggage as claimed in claim 1, wherein: and a stepped port for the password wheel to partially extend out is formed in the side surface of the lock body.

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