CN205857974U - A kind of suitcase combination lock and suitcase - Google Patents

Abstract

A combination lock for a suitcase and a suitcase, comprising a lock box and a cover plate, wherein the lock box is fixedly connected to the cover plate; a combination lock assembly, a security lock assembly and a lock catch assembly are arranged in the lock box, wherein the security lock assembly is arranged on one side of the combination lock assembly, and the security lock assembly is respectively connected in cooperation with the combination lock assembly and the lock catch assembly; the characteristic is that the lock catch assembly is symmetrically arranged at both ends of the lock box, each of the lock catch assembly comprises a connecting piece, a clutch piece, a lock hook, a lock block and a torsion spring arranged in the lock block, the connecting piece is connected in cooperation with the clutch piece, the clutch piece is connected in cooperation with the lock block, and the lock block is connected in cooperation with the lock hook. Beneficial effect: The combination lock structure has the technical characteristics of simple structure, more convenient unlocking and closing, and better safety performance.

Description

A kind of suitcase combination lock and suitcase

technical field

The utility model relates to the technical field of locks, in particular to a combination lock for a suitcase.

Background technique

Existing combination locks for suitcases generally include a lock box, a lock cover, a combination lock assembly, and a lock assembly. The key to open the bag for security without a combination. The specification of the patent (application date 2013.05.30, patent application number 201320305607.1, patent name: a kind of password key dual-purpose lock) that the applicant applied for before discloses the relevant prior art of this application; Based on this, further research will be carried out to research and develop a combination lock for suitcases with a simpler structure, more convenient unlocking and closing, and better security performance.

Contents of the invention

The utility model provides a combination lock for a suitcase, which makes the structure of the combination lock simpler, more convenient to open and close, and better in safety performance.

In order to solve the problems of the technologies described above, the technical solution adopted by the utility model is:

A combination lock for a suitcase, comprising a lock box and a cover plate, the lock box is fixedly connected to the cover plate; a combination lock assembly, a security check lock assembly and a lock catch assembly are arranged in the lock box, and the security check lock assembly It is arranged on one side of the combination lock assembly, and the security inspection lock assembly is respectively connected with the combination lock assembly and the lock assembly; the lock assembly is symmetrically arranged at both ends of the lock box, and each lock The buckle assembly includes a connecting piece, a clutch piece, a lock hook, a lock block and a torsion spring arranged in the lock block, the connecting piece is matched with the clutch piece, the clutch piece is matched with the lock block, the The locking block cooperates with the locking hook.

Further, the combination lock assembly includes a pressing block and a combination wheel, a combination lock shaft is arranged on the pressing block, a code adjustment wheel is arranged on the combination lock shaft, and the code wheel is sleeved on the adjustment wheel. On the code wheel; the security inspection lock assembly includes a lock cylinder sleeve and a lock cylinder arranged inside the lock cylinder sleeve.

Furthermore, a chute is provided at the bottom of the briquetting block, and a movable piece is provided on the chute; a combination lock piece is provided on the briquetting block, and the code adjustment wheel is matched with the combination lock piece, the combination lock piece is matched with the movable piece, one side of the movable piece is provided with a first return spring, and one side of the chute is provided with an accommodating groove for accommodating the first return spring ; A clutch block is provided below the lock cylinder, and a first groove and a second groove for the movable piece to enter and exit are arranged on the clutch block; the length of the second groove is greater than the length of the first groove, And the first groove and the second groove are strip grooves, and the included angle is 90 degrees.

Still further, a protrusion is provided on the lock cylinder sleeve, and a guide groove matching the protrusion is provided on the connecting piece.

Preferably, a second return spring is provided between the clutch plate and the lock box; so that the clutch plate smoothly returns to its original position after the suitcase is closed and opened.

Preferably, a third return spring is provided between the lock core sleeve and the cover plate; preventing the lock core sleeve from being stuck in the lock box.

Preferably, the clutch plate and the locking block are respectively fixed on the cover plate by knurled pins.

Preferably, a shrapnel is provided between the code adjustment wheel and the lock box; so that the rotation of the code wheel is performed in a tensioned state, preventing the code wheel from rotating at will.

Preferably, the pressing block is fixed on the cover plate by screws.

A suitcase equipped with the combination lock above includes a suitcase main body, the suitcase main body includes a top cover and a side plate, a fixing post is arranged on the top cover, and a fixing post is arranged on the lock box to facilitate Through the through hole, the cover plate is fixed on the fixing column by screws, and the lock box is fixed on the cover plate; a bar matching the lock hook is arranged on the side plate.

The utility model provides a combination lock for a suitcase, wherein the lock components are arranged symmetrically at both ends of the lock box, and each lock component includes a connecting piece, a clutch piece, a lock hook, a lock block and a twist lock set in the lock block. Spring, the connecting piece cooperates to connect the clutch plate, the clutch plate cooperates to connect the lock block, and the lock block cooperates to connect the lock hook. A chute is arranged at the bottom of the briquetting block, and a movable piece is arranged on the chute; a password lock piece is arranged on the briquetting block, and the code adjustment wheel cooperates with the combination lock piece, and the combination lock piece cooperates with the connection movable piece, and one part of the movable piece There is a first return spring on one side of the chute, and an accommodating groove for accommodating the first return spring is provided on one side of the chute; a clutch block is provided under the lock cylinder, and a first concave for the movable piece to enter and exit is provided on the clutch block. The groove and the second groove; the lock core sleeve is provided with a projection, and the connecting piece is provided with a guide groove matching the projection. The password lock structure has the characteristics of simple structure, simpler unlocking and closing, and better safety performance.

Description of drawings

Fig. 1 is a schematic diagram of a partial structure of a suitcase of the utility model;

Fig. 2 is a schematic diagram of a partially decomposed structure of a suitcase of the present invention;

Fig. 3 is a schematic diagram of the first partial structure of a combination lock for a suitcase of the present invention;

Fig. 4 is a schematic structural view of a combination lock assembly of a suitcase combination lock of the present invention;

Fig. 5 is a structural schematic diagram of a security lock assembly of a combination lock for a suitcase of the present invention;

Fig. 6 is a structural schematic diagram of a lock assembly of a combination lock for a suitcase of the present invention;

Fig. 7 is a schematic diagram of the second partial structure of a combination lock for a suitcase of the present invention.

detailed description

Below in conjunction with the accompanying drawings, specifically illustrate the implementation of the utility model, the accompanying drawings are for reference and description only, and do not constitute a limitation to the patent protection scope of the utility model.

As shown in Figures 1-7, a suitcase combination lock includes a lock box 4 and a cover plate 3, the lock box 4 is fixedly connected to the cover plate 3; a combination lock assembly 5 is arranged in the lock box 4 . A security inspection lock assembly 6 and a lock catch assembly 7, the security inspection lock assembly 6 is arranged on one side of the combination lock assembly 5; The lock components 7 are arranged symmetrically at both ends of the lock box 4 , and each lock component 7 includes a connecting piece 71 , a clutch piece 72 , a lock hook 74 , a lock block 73 and a lock block 73 . The inner torsion spring 77, the connecting piece 71 is matched with the clutch piece 72, the clutch piece 72 is matched with the lock block 73, and the lock block 73 is matched with the lock hook 74.

Described coded lock assembly 5 comprises briquetting block 51, coded wheel 54, is provided with coded lock shaft 52 on described briquetting block 51, is provided with code adjustment wheel 53 on described coded lock shaft 52, and described coded wheel 53 sets Connected to the code adjustment wheel 53 ; the security inspection lock assembly 6 includes a lock cylinder sleeve 61 and a lock cylinder 62 disposed inside the lock cylinder sleeve 61 .

A chute 511 is arranged at the bottom of the briquetting block 51, and a movable piece 10 is arranged on the chute 511; The code lock piece 55, the code lock piece 55 is matched with the movable piece 10, the first return spring 101 is provided on one side of the movable piece 10, and the accommodating place is arranged on one side of the chute 511. The accommodating groove 512 of the first return spring 101; the clutch block 9 is provided under the lock cylinder 62, and the clutch block 9 is provided with a first groove 91 and a second groove for the movable piece to enter and exit. Groove 92 : a protruding block 611 is provided on the lock core sleeve 61 , and a guide groove 711 matching the protruding block 611 is provided on the connecting piece 71 . A second return spring 76 is arranged between the clutch plate 72 and the lock box 4 . A third return spring 63 is disposed between the lock cylinder sleeve 61 and the cover plate 3 . The clutch plate 72 and the locking block 73 are respectively fixed on the cover plate 3 by knurled pins 75 . A shrapnel is provided between the code adjustment wheel 54 and the lock box 4 . The pressing block 51 is fixed on the cover plate 3 by screws 8 .

As shown in Figures 1 and 2, a suitcase equipped with the above-mentioned combination lock includes a suitcase main body, and the suitcase main body includes an upper cover 1 and a side plate 2, and a fixing column 11 is arranged on the upper cover 1 , the lock box 4 is provided with a through hole that facilitates the passing of the fixed column, the cover plate 1 is fixed on the fixed column 11 by screws 8, and the lock box 4 is fixed on the cover plate 3; The side plate 2 is provided with a bar 21 matching the locking hook 74 .

When going through the security check, use a standard security lock key to open the suitcase, insert the key into the lock cylinder and rotate it to drive the lock cylinder sleeve and the clutch block to rotate, and the clutch block rotates to the position where the second groove is opposite to the movable piece, and the travel box is opened at this time The upper cover of the box, the lock hook drives the lock block, the lock block drives the clutch plate, the clutch plate drives the connecting piece, the connecting piece drives the lock core sleeve, and the lock core sleeve drives the clutch block. At this time, the movable plate enters the second groove of the clutch block Inside, the clutch block is not blocked from sliding; so the lock hook can slide off the bar of the side panel, and then open the suitcase.

When using the code to open the combination lock, the code adjustment wheel is adjusted to the correct password number position; the lock piece is adjusted to a certain position by the code adjustment wheel, and is separated from the movable piece, so that the movable piece can slide in the chute of the pressing block, and at the same time be locked The compressed first return spring resets, driving the movable piece to separate from the clutch block; after adjusting to the correct password, open the suitcase, at this time, the lock hook drives the lock block, the lock block drives the clutch piece, the clutch piece drives the connecting piece, and the connecting piece drives Lock cylinder housing; so the shackle can slide off the side panel bar to open the suitcase.

The above disclosures are only preferred embodiments of the present utility model, and cannot be used to limit the protection scope of the present utility model. Therefore, the equivalent changes made according to the patent scope of the utility model still belong to the scope covered by the utility model. .

Claims (10)

1. a suitcase coded lock, including lock box, cover plate, described lock box is fixing connects described cover plate；Set in described lock box Being equipped with coded lock component, safety check lock set and latch components, described safety check lock set is arranged on the side of described coded lock component, Described safety check lock set is respectively cooperating with connecting described coded lock component and latch components；It is characterized in that: described latch components pair Claiming the two ends being arranged on described lock box, each described latch components includes connecting sheet, clutch-plate, latch hook, lock dog and being arranged on Torsion spring in described lock dog, described connection sheet is connected described clutch-plate, and described clutch-plate is connected described lock dog, described Lock dog is connected described latch hook.

A kind of suitcase coded lock the most according to claim 1, it is characterised in that: described coded lock component include briquetting, Password wheels, is provided with password lock shaft on described briquetting, is provided with tune code wheel on described password lock shaft, and described password wheels is socketed On described tune code wheel；Described safety check lock set includes lock core set and is arranged on the lock core within lock core set.

A kind of suitcase coded lock the most according to claim 2, it is characterised in that: the bottom of described briquetting is provided with cunning Groove, is provided with activity template on described chute；Being provided with password locking plate on described briquetting, described tune code wheel is connected described Password locking plate, described password locking plate is connected described activity template, and the side of described activity template is provided with the first back-moving spring, The side of described chute is provided with the storage tank of accommodating described first back-moving spring；The lower section of described lock core is provided with clutch Block, described clutch block is provided with the first groove for the turnover of described activity template and the second groove.

A kind of suitcase coded lock the most according to claim 3, it is characterised in that: described lock core puts and is provided with projection, Described connection sheet is provided with the gathering sill mated with described projection.

A kind of suitcase coded lock the most according to claim 4, it is characterised in that: set between described clutch-plate and lock box It is equipped with the second back-moving spring.

A kind of suitcase coded lock the most according to claim 4, it is characterised in that: set between described lock core set and cover plate It is equipped with the 3rd back-moving spring.

A kind of suitcase coded lock the most according to claim 4, it is characterised in that: described clutch-plate and described lock dog are respectively It is fixed on described cover plate by annular knurl pin.

A kind of suitcase coded lock the most according to claim 4, it is characterised in that: set between described tune code wheel and lock box It is equipped with shell fragment.

A kind of suitcase coded lock the most according to claim 4, it is characterised in that: described briquetting is screwed in institute State on cover plate.

10. a suitcase for claim 1-9 any one coded lock is installed, including suitcase main body, described suitcase master Body includes upper cover and side plate, it is characterised in that: cover on described and be provided with fixing post, described lock box is provided with the most solid The through hole that fixed column passes through, described cover plate is screwed on described fixing post, and described lock box is fixed on described cover plate；? The stick mated with described latch hook it is provided with on described side plate.