CN217269387U

CN217269387U - Double-plug lock cylinder assembly with good anti-theft performance

Info

Publication number: CN217269387U
Application number: CN202220082707.1U
Authority: CN
Inventors: 江阳; 吴玉军
Original assignee: Jiangyin Orient Gangsheng Metal Products Co ltd
Current assignee: Jiangyin Orient Gangsheng Metal Products Co ltd
Priority date: 2022-01-13
Filing date: 2022-01-13
Publication date: 2022-08-23
Anticipated expiration: 2032-01-13

Abstract

The utility model discloses a two lock core subassemblies that theftproof performance is good relates to two lock core technical field of inserting. The utility model discloses a set of lock core, thumb wheel, driving medium and a set of linkage, the inner groovy has been seted up to the lock core tip, the lock core tip and with the relative position of inner groovy edge set up with the sliding hole of inner groovy intercommunication, the sliding hole has been seted up on the inner wall of inner groovy inside, the thumb wheel is equipped with interior ring body, linkage hole has all been seted up to interior ring body opposite side, two linkage holes are about the central symmetry of the axle center point at interior ring body middle part, the driving medium includes a set of end, be equipped with flexible pipe and outer spring between a set of end. The utility model discloses a design neotype driving medium and linkage, under the normal condition, square rod end is located the linkage hole all the time, even the person of unblanking realizes opening of one end lock core through the instrument then because the rotation that can't realize the thumb wheel is not opened to the other end lock core, can improve the theftproof ability.

Description

Double-plug lock cylinder assembly with good anti-theft performance

Technical Field

The utility model belongs to the technical field of two lock cores of inserting, especially relate to a two lock core subassemblies that theftproof performance is good.

Background

The anti-theft capability of the existing lock cylinder is mainly embodied by the matching of the warhead and the tooth part on the key, an experienced unlocking person can replace the key through a tool, the anti-theft capability is not enough, and the design, the production and the installation of a built-in anti-theft structure are not facilitated due to the limited structural space of the lock cylinder, so that the anti-theft capability of the lock cylinder is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a two mortise lock core subassembly that theftproof performance is good, through designing neotype driving medium and linkage, under the normal condition, square rod tip is located the linkage hole all the time, thereby even the person of unblanking realizes opening of one end lock core through the instrument then because the rotation of the unable thumb wheel that realizes of other end lock core not opened can improve the theftproof ability.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a double-plug lock core assembly with good anti-theft performance, which comprises a group of lock cores, a poking wheel, a transmission piece and a group of linkage pieces;

an inner groove is formed in the end part of the lock cylinder, a sliding hole communicated with the inner groove is formed in the position, opposite to the edge of the inner groove, of the end part of the lock cylinder, and a sliding groove is formed in the inner wall, located inside the inner groove, of the sliding hole;

an inner ring body is arranged in the shifting wheel, linkage holes are formed in the opposite sides of the inner ring body, and the two linkage holes are centrosymmetric about the axis point in the middle of the inner ring body;

the transmission part comprises a group of end heads, an extension tube and an outer spring are arranged between the group of end heads, and the group of end heads are respectively arranged in inner grooves of the two lock cylinders in a sliding manner;

the linkage piece comprises a guide pillar, the guide pillar is arranged in a sliding hole in the lock cylinder in a sliding mode, an inner spring is fixed between one end of the guide pillar and one end in the sliding hole, a square rod is fixed to the upper portion of the other end of the guide pillar, and the end portion of the square rod is in clearance fit with the linkage hole;

the side surface of the square rod is provided with a convex edge which is in sliding connection with the sliding groove;

the position of the guide post, which is provided with one end face of the square rod and is far away from the square rod, is attached to the edge of the end face of the end head;

the length of the square rod is consistent with the depth of the inner grooves, and telescopic gaps are formed between the two ends of the square rod and the inner grooves of the two lock cylinders under the normal state of the outer spring.

Furthermore, the telescopic pipe comprises a rod head and a sleeve body, wherein a limiting ring is arranged at one end, away from the end, of the sleeve body, the rod head is connected with the limiting ring in a sliding mode, an end cover is fixed at one end, located in the sleeve body, of the rod head, and a through hole communicated with the sleeve body is formed in the end of the sleeve body.

Furthermore, the outer diameter of the end cover is consistent with the inner diameter of the sleeve body, a screwing groove is formed in one end of the end cover, a screw head is arranged at the other end of the end cover, a screw groove is formed in one end of the rod head, and the end cover is fixed with the rod head through the screw head and the screw groove.

Furthermore, a plurality of pin grooves are arranged on the lock core, and are linearly arranged, and the angle between the pin grooves and the sliding hole is 90 degrees.

Furthermore, a key hole is formed in the lock cylinder, and the key hole is communicated with the inner groove and does not interfere with the sliding hole.

Furthermore, the peripheral side face of the end part of each lock cylinder is provided with a clamping groove, the shifting wheel is arranged between the two lock cylinders through the clamping ring and the clamping groove, and one end of each lock cylinder, which is positioned in the shifting wheel, is attached to the inner ring body.

The utility model discloses following beneficial effect has:

the utility model discloses a design neotype driving medium and linkage, under the normal condition, square bar tip is located the linkage hole all the time, even the person of unblanking realizes opening of one end lock core through the instrument then because the rotation of the unable thumb wheel of realizing of other end lock core not opened, can improve the theftproof ability, put into the in-process at the key simultaneously, the key not only will cooperate the warhead still need provide great thrust (the compression limit of driving medium) and be used for the separation of linkage and thumb wheel on another lock core, the required precision is higher, improve the theftproof function of lock core greatly.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a dual-plug lock cylinder assembly with good anti-theft performance according to the present invention;

FIG. 2 is a schematic view of the transmission member;

FIG. 3 is a schematic view of the structure of the end of the lock cylinder;

in the drawings, the components represented by the respective reference numerals are listed below:

1-lock cylinder, 2-thumb wheel, 3-drive piece, 4-linkage piece, 5-telescopic gap, 101-inner groove, 102-sliding hole, 103-sliding groove, 104-keyhole, 105-clamping groove, 201-inner ring, 202-linkage hole, 301-end, 302-outer spring, 303-rod head, 304-sleeve body, 305-limit ring, 306-end cover, 307-tightening groove, 308-screw head, 309-screw groove, 310-through hole, 401-guide pillar, 402-inner spring, 403-square rod and 404-convex edge.

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. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention relates to a dual-mortise lock cylinder assembly with good anti-theft performance, which comprises a set of lock cylinders 1, a dial wheel 2, a transmission member 3 and a set of linkage members 4;

an inner groove 101 is formed in the end portion of the lock cylinder 1, a sliding hole 102 communicated with the inner groove 101 is formed in the end portion of the lock cylinder 1 and in a position opposite to the edge of the inner groove 101, and a sliding groove 103 is formed in the inner wall, located inside the inner groove 101, of the sliding hole 102;

an inner ring 201 is arranged in the thumb wheel 2, linkage holes 202 are formed in the opposite sides of the inner ring 201, and the two linkage holes 202 are centrosymmetric with respect to the axis point in the middle of the inner ring 201;

the transmission piece 3 comprises a group of end heads 301, an extension tube and an outer spring 302 are arranged between the group of end heads 301, and the group of end heads 301 are respectively arranged in the inner grooves 101 of the two lock cylinders 1 in a sliding manner;

the linkage 4 comprises a guide post 401, the guide post 401 is arranged in a sliding hole 102 of the lock cylinder 1 in a sliding mode, an inner spring 402 is fixed between one end of the guide post 401 and one end in the sliding hole 102, a square rod 403 is fixed to the upper portion of the other end of the guide post 401, and the end portion of the square rod 403 is in clearance fit with the linkage hole 202;

the side surface of the square bar 403 is provided with a convex edge 404 which is connected with the sliding groove 103 in a sliding way;

the end face of the guide post 401 with the square rod 403 and the position far away from the square rod 403 are jointed with the edge of the end face of the end head 301;

the length of the square bar 403 is consistent with the depth of the inner grooves 101, and under the normal state of the outer spring 302, expansion gaps 5 are formed between the two ends 301 and the inner grooves 101 of the two lock cylinders 1.

As shown in fig. 1-2, the telescopic tube includes a rod head 303 and a sleeve body 304, a limiting ring 305 is disposed at one end of the sleeve body 304 away from the end head 301, the rod head 303 is slidably connected with the limiting ring 305, an end cap 306 is fixed at one end of the rod head 303 located in the sleeve body 304, and a through hole 310 communicated with the sleeve body 304 is disposed on the end head 301 of the fixed sleeve body 304.

As shown in fig. 1-2, the outer diameter of the end cap 306 is the same as the inner diameter of the sleeve body 304, one end of the end cap 306 is provided with a tightening groove 307, the other end of the end cap 306 is provided with a screw head 308, one end of the rod head 303 is provided with a screw groove 309, and the end cap 306 is fixed with the rod head 303 through the screw head 308 and the screw groove 309.

Wherein, the lock core 1 is provided with a plurality of pin grooves which are arranged linearly and the angle between the pin grooves and the sliding hole 102 is set at 90 degrees.

As shown in fig. 3, the key cylinder 1 is provided with a key hole 104, and the key hole 104 is communicated with the inner groove 101 and does not interfere with the sliding hole 102.

As shown in fig. 1, a clamping groove 105 is arranged on the peripheral side surface of the end portion of each lock cylinder 1, the thumb wheel 2 is arranged between the two lock cylinders 1 through the clamping ring and the clamping groove 105, and one end of each lock cylinder 1, which is located inside the thumb wheel 2, is attached to the inner ring 201.

The utility model discloses a theory of operation does: in a normal state (as shown in fig. 1), the ends of the square rods 403 of the linkage members 4 on the two lock cylinders 1 are respectively located in the linkage holes 202 at the two ends of the thumb wheel 2 (the length of the square rods 403 in the linkage holes 202 is consistent with the width of the telescopic gap 5);

when the lock is unlocked and locked, a key is inserted into the key hole 104 of the lock cylinder 1 (the lock cylinder 1 is subsequently and collectively called as a first lock cylinder, and the lock cylinder facing back is collectively called as a second lock cylinder), the key pushes the transmission piece 3, the transmission piece 3 firstly makes up the telescopic gap 5 close to the second lock cylinder and then is compressed to the limit (the end part of the rod head 303 is in contact with the end 301 and is in the compression limit, when the compression limit is reached, the tooth part on the key is matched with the bullet on the first lock cylinder), at the moment, the square rod 403 on the second lock cylinder is separated from the linkage hole 202 on the thumb wheel 2, and the square rod 403 on the first lock cylinder is completely placed into the linkage hole 202 on the thumb wheel 2, at the moment, the key is rotated to drive the lock cylinder 1 and the thumb wheel 2 to rotate in a linkage manner, so that the unlocking and the locking are realized, the key is pulled out after the unlocking is finished, and the lock cylinder assembly is reset to the normal state along with the elasticity of the inner spring 402 and the outer spring 302.

In the description of the present specification, reference to the description of "one embodiment," "an example," "a specific example," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended to aid in the description of the invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a two mortise lock core subassembly that theftproof performance is good, includes a set of lock core (1) and thumb wheel (2), its characterized in that: the device also comprises a transmission piece (3) and a group of linkage pieces (4);

an inner groove (101) is formed in the end portion of the lock cylinder (1), a sliding hole (102) communicated with the inner groove (101) is formed in the end portion of the lock cylinder (1) and in a position opposite to the edge of the inner groove (101), and a sliding groove (103) is formed in the inner wall, located inside the inner groove (101), of the sliding hole (102);

an inner ring (201) is arranged in the thumb wheel (2), linkage holes (202) are formed in the opposite sides of the inner ring (201), and the two linkage holes (202) are in central symmetry relative to the axis point in the middle of the inner ring (201);

the transmission piece (3) comprises a group of end heads (301), an extension tube and an outer spring (302) are arranged between the group of end heads (301), and the group of end heads (301) are respectively arranged in inner grooves (101) of the two lock cylinders (1) in a sliding manner;

the linkage piece (4) comprises a guide post (401), the guide post (401) is arranged in a sliding hole (102) in the lock cylinder (1) in a sliding mode, an inner spring (402) is fixed between one end of the guide post (401) and one end in the sliding hole (102), a square rod (403) is fixed to the upper portion of the other end of the guide post (401), and the end portion of the square rod (403) is in clearance fit with the linkage hole (202);

the peripheral side surface of the square rod (403) is provided with a convex edge (404) which is in sliding connection with the sliding groove (103);

the position, which is provided with one end face of the square rod (403) of the guide post (401) and is far away from the square rod (403), is attached to the edge of the end face of the end head (301);

the length of the square rod (403) is consistent with the depth of the inner grooves (101), and telescopic gaps (5) are formed between the two ends (301) and the inner grooves (101) of the two lock cylinders (1) under the normal state of the outer spring (302).

2. The double-plug lock cylinder assembly with good anti-theft performance as claimed in claim 1, wherein the telescopic tube comprises a rod head (303) and a sleeve body (304), one end of the sleeve body (304) far away from the end head (301) is provided with a limit ring (305), the rod head (303) is connected with the limit ring (305) in a sliding manner, the end head (303) is positioned in the sleeve body (304), one end of the rod head is fixed with an end cover (306), and the end head (301) fixing the sleeve body (304) is provided with a through hole (310) communicated with the sleeve body (304).

3. The double plug-in plug assembly with the good anti-theft performance according to claim 2, wherein the outer diameter of the end cover (306) is consistent with the inner diameter of the sleeve body (304), a tightening groove (307) is formed in one end of the end cover (306), a screw head (308) is arranged at the other end of the end cover (306), a screw groove (309) is formed in one end of the rod head (303), and the end cover (306) is fixed with the rod head (303) through the screw head (308) and the screw groove (309).

4. The double plug assembly according to claim 1, wherein the plug (1) has a plurality of pin grooves, and the pin grooves are linearly arranged and have an angle of 90 ° with the sliding hole (102).

5. The double plug core assembly with good anti-theft performance according to claim 1, characterized in that the plug (1) is provided with a key hole (104), and the key hole (104) is communicated with the inner groove (101) and does not interfere with the sliding hole (102).

6. The double-plug lock cylinder assembly with the good anti-theft performance is characterized in that clamping grooves (105) are formed in the peripheral side faces of the end portions of the lock cylinders (1), the dial wheel (2) is arranged between the two lock cylinders (1) through the clamping rings and the clamping grooves (105), and one end, located inside the dial wheel (2), of each lock cylinder (1) is attached to the inner ring body (201).