CN214303286U

CN214303286U - European standard small lock cylinder linkage structure

Info

Publication number: CN214303286U
Application number: CN202022534846.7U
Authority: CN
Inventors: 黄科军
Original assignee: Changzhou Elite Electronic Co ltd
Current assignee: Changzhou Elite Electronic Co ltd
Priority date: 2020-11-05
Filing date: 2020-11-05
Publication date: 2021-09-28
Anticipated expiration: 2030-11-05

Abstract

The utility model relates to a lock core technical field just discloses a little lock core linkage structure of european standard, which comprises a housin, the inside of casing is provided with three sleeve pipe, every the sheathed tube both ends pipe wall all rotates through first bearing and is provided with first annular slab, every first annular slab is all fixed to be set up in the inside of casing, every torque spring, every have been cup jointed in the equal activity of sheathed tube pipe wall torque spring's both ends respectively with the sheathed tube pipe wall that corresponds and the lateral wall fixed connection of the first annular slab that corresponds, every the sheathed tube pipe wall all through first coupling mechanism and second coupling mechanism fixedly connected with telescopic machanism, first through-hole has been seted up to the left side wall of casing, is located the inner wall activity of left sheathed tube left end pipe wall and first through-hole and cup joints. The utility model discloses an inside tertiary linkage of lock core has improved the security performance of lock core.

Description

European standard small lock cylinder linkage structure

Technical Field

The utility model relates to a lock core technical field especially relates to a little lock core linkage structure of european standard.

Background

The lock core adopts multiple anti-theft technologies and multiple special-shaped anti-pulling marbles to prevent technical opening, and has high safety performance of preventing technical opening by matching with unique structural design of marbles and blades.

The existing lock core is usually directly opened after being inserted, so that the problem that the safety performance of the lock core is low, the lock core is easily and directly opened, and a user cannot store important articles conveniently is caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the security performance of lock core among the prior art lower, in case when being opened easily, cause the problem that important article lost easily, and the little lock core linkage structure of european standard who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a european standard little lock core linkage structure, includes the casing, the inside of casing is provided with three sleeve pipe, every the sheathed tube both ends pipe wall all rotates through first bearing and is provided with first annular slab, every first annular slab all fixes and sets up in the inside of casing, every torque spring, every have been cup jointed in the equal activity of sheathed tube pipe wall torque spring's both ends respectively with the lateral wall fixed connection of the sheathed tube pipe wall that corresponds and the first annular slab that corresponds, every the sheathed tube pipe wall all is through first coupling mechanism and second coupling mechanism fixedly connected with telescopic machanism, first through-hole has been seted up to the left side wall of casing, and the inner wall activity that is located left sheathed tube left end pipe wall and first through-hole is cup jointed.

Preferably, coupling mechanism includes first bull stick, second annular slab and two mounting panels, two the mounting panel is fixed to be set up in the sheathed tube lower side wall that corresponds, first bull stick sets up between two mounting panels and both ends pole wall rotates through the lateral wall of second bearing and the mounting panel that corresponds respectively to be connected, the second annular slab has been cup jointed in the pole wall activity of first bull stick, the lower side wall fixedly connected with connecting rod of second annular slab.

Preferably, the second coupling mechanism includes U-shaped plate, second bull stick and third annular slab, the third annular slab is fixed to be set up in the lower extreme of connecting rod, the activity cup joints between the pole wall of second bull stick and the third annular slab, the second bull stick sets up in the inside of U-shaped plate and both ends pole wall and rotates through the lateral wall of the corresponding side of third bearing and U-shaped plate respectively and be connected.

Preferably, telescopic machanism is including hollow post, movable rod and stopper, the movable rod sets up in the inside of hollow post and lower extreme and stopper fixed connection, the second through-hole has been seted up to the upper surface of hollow post, the upper end of movable rod pass through the second through-hole and upwards extend and with the lower fixed surface of U-shaped plate be connected.

Preferably, the lower end of each second connecting mechanism is fixedly connected with an L-shaped inserted bar, the lower surface of the shell is provided with three third through holes, and the lower end of each L-shaped inserted bar is movably sleeved with the corresponding third through hole.

Preferably, the rod wall of the movable rod is movably sleeved with a common spring, and two ends of the common spring are fixedly connected with the upper surface of the limiting block and the upper surface of the inner part of the hollow column respectively.

Compared with the prior art, the utility model provides a little lock core linkage structure of european standard possesses following beneficial effect:

1. this european standard small lock core linkage structure through setting up in the first coupling mechanism and the second coupling mechanism of every sleeve pipe wall downside, can drive the motion of corresponding L shape inserted bar through first coupling mechanism and second coupling mechanism when the sleeve pipe rotates, realizes opening and shutting of lock core.

2. This european standard little lock core linkage structure through set up in the torsion spring of every sleeve pipe wall and set up in the ordinary spring of every movable rod pole wall, can make three L shape inserted bar extend through the third through-hole that corresponds and downwardly extending when there is not the exogenic action, the normal use of the tool to lock of being convenient for.

The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses an inside tertiary linkage of lock core has improved the security performance of lock core.

Drawings

Fig. 1 is a schematic structural view of a european standard small lock cylinder linkage structure provided by the utility model;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

FIG. 3 is an enlarged view of a portion B of FIG. 1;

fig. 4 is a schematic sectional structure view of the telescopic mechanism in fig. 1.

In the figure: the device comprises a shell 1, a sleeve 2, a first annular plate 3, a torsion spring 4, a first rotating rod 5, a second annular plate 6, a mounting plate 7, a connecting rod 8, a U-shaped plate 9, a second rotating rod 10, a third annular plate 11, a hollow column 12, a movable rod 13, a limiting block 14, an L-shaped inserting rod 15 and a common spring 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-4, a european standard small lock cylinder linkage structure, including casing 1, the inside of casing 1 is provided with three sleeve pipe 2, the both ends pipe wall of every sleeve pipe 2 all is provided with first annular slab 3 through first bearing rotation, every first annular slab 3 all sets up in the inside of casing 1 fixedly, torsion spring 4 has all movably been cup jointed to the pipe wall of every sleeve pipe 2, the both ends of every torsion spring 4 respectively with the pipe wall of the sleeve pipe 2 that corresponds and the lateral wall fixed connection of the first annular slab 3 that corresponds, the pipe wall of every sleeve pipe 2 all is through first coupling mechanism and second coupling mechanism fixed connection telescopic machanism, first through-hole has been seted up to the left side wall of casing 1, the left end pipe wall that is located left sleeve pipe 2 cup joints with the inner wall activity of first through-hole.

Coupling mechanism includes first bull stick 5, second annular plate 6 and two mounting panels 7, two mounting panels 7 are fixed to be set up in the lower lateral wall of the sleeve pipe 2 that corresponds, first bull stick 5 sets up between two mounting panels 7 and both ends pole wall rotates through the lateral wall of second bearing and the mounting panel 7 that corresponds respectively to be connected, second annular plate 6 has been cup jointed in the pole wall activity of first bull stick 5, the lower lateral wall fixedly connected with connecting rod 8 of second annular plate 6, be convenient for drive the motion of second coupling mechanism through second connecting rod 8.

The second connecting mechanism comprises a U-shaped plate 9, a second rotating rod 10 and a third annular plate 11, the third annular plate 11 is fixedly arranged at the lower end of the connecting rod 8, the rod wall of the second rotating rod 10 is movably sleeved with the third annular plate 11, the second rotating rod 10 is arranged in the U-shaped plate 9, the rod walls at the two ends of the U-shaped plate are respectively and rotatably connected with the side wall of the corresponding side of the U-shaped plate 9 through a third bearing, and the sleeve 2 can be conveniently driven to move through the first connecting mechanism and the second connecting mechanism to drive the L-shaped inserting rod 15.

The telescopic mechanism comprises a hollow column 12, a movable rod 13 and a limiting block 14, the movable rod 13 is arranged inside the hollow column 12, the lower end of the movable rod is fixedly connected with the limiting block 14, a second through hole is formed in the upper surface of the hollow column 12, and the upper end of the movable rod 13 extends upwards through the second through hole and is fixedly connected with the lower surface of the U-shaped plate 9.

The lower end of each second connecting mechanism is fixedly connected with an L-shaped inserting rod 15, the lower surface of the shell 1 is provided with three third through holes, and the lower end of each L-shaped inserting rod 15 is movably sleeved with the corresponding third through hole.

The ordinary spring 16 has been cup jointed in the pole wall activity of activity pole 13, and the both ends of ordinary spring 16 are connected with the upper surface of stopper 14 and the inside fixed surface of hollow post 12 respectively, are convenient for play the pulling force effect to U-shaped board 9, make the tool to lock keep the locking function when there is not the exogenic action.

In the utility model, when in use, the three sleeves 2 are internally provided with communicated lock holes, and the matching of the key and the corresponding shrinkage cavity is utilized to drive the corresponding sleeve 2 to rotate, the sleeve 2 rotates and simultaneously drives the two mounting plates 7 to rotate, the two mounting plates 7 jointly drive the first rotating rod 5 to move, the first rotating rod 5 drives the second annular plate 6 to move, the second annular plate 6 drives the connecting rod 8 to move, the connecting rod 8 drives the second annular plate 6 to move, the second annular plate 6 drives the second rotating rod 10 to move, the second rotating rod 10 drives the U-shaped plate 9 to move, the U-shaped plate 9 drives the corresponding L-shaped inserting rod 15 to enter the interior of the shell 1, simultaneously drives the movable rod 13 to move upwards, the movable rod 13 drives the stopper 14 to extrude the corresponding common spring 16 when moving upwards, when no external force exists, the common spring 16 and the torsion spring 4 respectively and jointly drive the L-shaped rod to extend outwards through the corresponding third shrinkage cavity through the elasticity, thereby maintaining a normal latch function.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims

1. The linkage structure of the European-standard small lock cylinder comprises a shell (1) and is characterized in that three sleeves (2) are arranged inside the shell (1), the pipe walls at two ends of each sleeve (2) are respectively provided with a first annular plate (3) in a rotating mode through a first bearing, each first annular plate (3) is fixedly arranged inside the shell (1), the pipe wall of each sleeve (2) is movably sleeved with a torsion spring (4), two ends of each torsion spring (4) are respectively and fixedly connected with the pipe wall of the corresponding sleeve (2) and the side wall of the corresponding first annular plate (3), and the pipe wall of each sleeve (2) is fixedly connected with a telescopic mechanism through a first connecting mechanism and a second connecting mechanism, a first through hole is formed in the left side wall of the shell (1), and the left end pipe wall of the casing pipe (2) located on the left side is movably sleeved with the inner wall of the first through hole.

2. The linkage structure of the European-standard small lock cylinder according to claim 1, wherein the connecting mechanism comprises a first rotating rod (5), a second annular plate (6) and two mounting plates (7), the two mounting plates (7) are fixedly arranged on the lower side walls of the corresponding sleeves (2), the first rotating rod (5) is arranged between the two mounting plates (7), rod walls at two ends are respectively and rotatably connected with the side walls of the corresponding mounting plates (7) through second bearings, the second annular plate (6) is movably sleeved on the rod wall of the first rotating rod (5), and the lower side wall of the second annular plate (6) is fixedly connected with a connecting rod (8).

3. The linkage structure of the European-standard small lock cylinder according to claim 1, wherein the second connecting mechanism comprises a U-shaped plate (9), a second rotating rod (10) and a third annular plate (11), the third annular plate (11) is fixedly arranged at the lower end of the connecting rod (8), the rod wall of the second rotating rod (10) is movably sleeved with the third annular plate (11), the second rotating rod (10) is arranged in the U-shaped plate (9), and the rod walls at two ends are respectively and rotatably connected with the side wall of the corresponding side of the U-shaped plate (9) through a third bearing.

4. The linkage structure of the European-standard small lock cylinder according to claim 1, wherein the telescoping mechanism comprises a hollow column (12), a movable rod (13) and a limit block (14), the movable rod (13) is disposed inside the hollow column (12), the lower end of the movable rod is fixedly connected with the limit block (14), a second through hole is formed in the upper surface of the hollow column (12), and the upper end of the movable rod (13) passes through the second through hole, extends upwards and is fixedly connected with the lower surface of the U-shaped plate (9).

5. The linkage structure of a European-standard small lock cylinder according to claim 1, wherein the lower end of each second connecting mechanism is fixedly connected with an L-shaped insert rod (15), the lower surface of the housing (1) is provided with three third through holes, and the lower end of each L-shaped insert rod (15) is movably sleeved with the corresponding third through hole.

6. A European standard small lock cylinder linkage structure according to claim 4, characterized in that the rod wall of the movable rod (13) is movably sleeved with a common spring (16), and two ends of the common spring (16) are respectively and fixedly connected with the upper surface of the limit block (14) and the inner upper surface of the hollow column (12).