CN210460199U - Anti-theft lock - Google Patents

Anti-theft lock Download PDF

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Publication number
CN210460199U
CN210460199U CN201920806958.8U CN201920806958U CN210460199U CN 210460199 U CN210460199 U CN 210460199U CN 201920806958 U CN201920806958 U CN 201920806958U CN 210460199 U CN210460199 U CN 210460199U
Authority
CN
China
Prior art keywords
hole
handle
connecting part
rectangular
shaft core
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201920806958.8U
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Chinese (zh)
Inventor
田发
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guizhou Defa Aluminum Plastic Hardware Co ltd
Original Assignee
Guizhou Defa Aluminum Plastic Hardware Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Guizhou Defa Aluminum Plastic Hardware Co ltd filed Critical Guizhou Defa Aluminum Plastic Hardware Co ltd
Priority to CN201920806958.8U priority Critical patent/CN210460199U/en
Application granted granted Critical
Publication of CN210460199U publication Critical patent/CN210460199U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses an anti-theft lock, which comprises a front panel, a rear panel, a front handle and a rear handle, wherein the front panel is provided with a first through hole, the front handle comprises a first connecting part and a first handle, the rear end of the first connecting part is rotatably connected in the first through hole, the rear panel is provided with a second through hole, the rear handle comprises a second connecting part and a second handle, the front end of the second connecting part is rotatably connected in the second through hole, the rear end surface of the first connecting part is provided with a rectangular blind hole, the front end surface of the second connecting part is provided with a rectangular through hole, a press switch is arranged in the rectangular through hole, the movable end of the press switch is connected with a movable shaft core, the outer side of the movable shaft core is sleeved with a fixed shaft sleeve, the utility model provides a structure for controlling the movable shaft core to be clutched with the front panel, so that when the front handle is rotated outdoors, the door handle is in idle running state, can't unblank, has improved the security of tool to lock.

Description

Anti-theft lock
Technical Field
The utility model relates to a tool to lock especially relates to an anti-theft lock.
Background
The existing lockset comprises a front panel and a rear panel, wherein a lock cylinder and a square shaft are arranged between the front panel and the rear panel, the square shaft penetrates through the lock cylinder and is connected with the lock cylinder in a transmission way, the lock cylinder can be controlled by rotating the square shaft, a lock hole capable of being inserted with a key is formed in the front panel and the rear panel, the key can be inserted outside a door and inside the door to control the lock cylinder to be locked or unlocked, and therefore the problem of poor anti-theft performance exists.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: there is a need for an anti-theft lock that is more flexible to use and has a higher anti-theft security performance.
The utility model provides a solution of its technical problem is: an anti-theft lock comprises a front panel and a rear panel which are arranged at a front interval and a rear interval, a front handle arranged on the front panel and a rear handle arranged on the rear panel, wherein the front panel is provided with a first through hole, the front handle comprises a first connecting part and a first handle connected with the front part of the first connecting part, the rear end of the first connecting part is rotatably connected in the first through hole, the rear panel is provided with a second through hole, the rear handle comprises a second connecting part and a second handle connected with the rear part of the second connecting part, the front end of the second connecting part is rotatably connected in the second through hole, the rear end surface of the first connecting part is provided with a rectangular blind hole, the front end surface of the second connecting part is provided with a rectangular through hole, the central line of the rectangular through hole is superposed with the central line of the rectangular blind hole, and a press switch is arranged in the rectangular through, the expansion end of press switch is connected with movable axle core, fixed axle sleeve has been cup jointed in the outside of movable axle core, the rear end of fixed axle sleeve insert in the rectangle through-hole, the preceding terminal surface of fixed axle sleeve with the rear end face of first connecting portion offsets, the front end of activity axle core with the shape mutual adaptation of rectangle blind hole, press switch's expansion end drives when movable axle core moves forward, movable axle core insert in the rectangle blind hole, press switch's expansion end drives when movable axle core moves backward, movable axle core breaks away from the rectangle blind hole.
As a further improvement of the above technical solution, the press switch includes a press post extending along the front-back direction, a limit shoulder disposed at the rear end of the press post, and a spring sleeved at the outer side of the press post, one end of the spring is fixedly connected to the rear end of the fixed shaft sleeve, the other end of the spring abuts against the front end face of the limit shoulder, the front end of the press post is connected to the rear end of the movable shaft core, the spring is in a natural state, the rear portion of the press post extends out of the rectangular through hole, and the press post drives the movable shaft core to move back and forth along the front-back direction.
As a further improvement of the above technical solution, the rear side surface of the second connecting portion is connected to a sliding cover through a sliding rail and a sliding groove, and the sliding cover is used for covering the rectangular through hole.
As a further improvement of the above technical solution, the surface of the sliding cover is uniformly provided with stripes.
As a further improvement of the above technical solution, the rear side surface of the first handle is an arc-shaped convex surface.
As a further improvement of the technical scheme, the front side surface of the second handle is an arc convex surface.
The utility model has the advantages that: the anti-theft lock is provided with a structure for controlling the front handle to be separated from and combined with a front panel, the movable end of a press switch drives a movable shaft core to move forwards under the normal use state, the front end of the movable shaft core is matched with the rectangular blind hole in shape, so that the front end of the movable shaft core can be inserted into the rectangular blind hole, when a first handle is rotated outside a door, the first handle drives a first connecting part to rotate, the movable shaft core rotates along with the first handle, a fixed shaft sleeve sleeved outside the movable shaft core also rotates under the driving of the movable shaft core, thereby realizing the control of a lock cylinder, as the rear end of the fixed shaft sleeve is also inserted into the rectangular through hole, a second connecting part also rotates along with the second handle, the second connecting part drives a second handle to rotate, under the condition, the lock can be unlocked outside the door or inside the door, when a user is at home, the movable end of the press switch can drive the movable shaft core to move backwards without the function of unlocking outside the door, thereby make the activity axle core break away from out the rectangle blind hole, when rotating the front handle, the front handle can not drive the activity axle core and rotate, is in the idle running state, and the front handle can't make it drive fixed axle sleeve and unblank to the lock core from outdoor rotation this moment, consequently, the utility model discloses it is more nimble when using, can freely switch the user state, has greatly improved the theftproof performance, has avoided the indoor problem of having the man-hour to steal from the door-to-room.
Drawings
In order to more clearly illustrate the technical solution in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below. It is clear that the described figures represent only some embodiments of the invention, not all embodiments, and that a person skilled in the art can also derive other designs and figures from these figures without inventive effort.
Fig. 1 is a schematic view of the overall structure of the present invention;
in the figure: 1-front panel, 2-rear panel, 3-first connecting part, 4-first handle, 5-second connecting part, 6-second handle, 7-movable shaft core, 8-fixed shaft sleeve, 9-limiting shoulder, 10-spring and 11-sliding cover.
Detailed Description
The conception, the specific structure, and the technical effects produced by the present invention will be clearly and completely described below in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the features, and the effects of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and other embodiments obtained by those skilled in the art without inventive labor based on the embodiments of the present invention all belong to the protection scope of the present invention. In addition, all the connection relations mentioned herein do not mean that the components are directly connected, but mean that a better connection structure can be formed by adding or reducing connection accessories according to the specific implementation situation. All technical characteristics in the invention can be interactively combined on the premise of not conflicting with each other.
Referring to fig. 1, an anti-theft lock comprises a front panel 1 and a rear panel 2 which are arranged at a front-back interval, a front handle arranged on the front panel 1, and a rear handle arranged on the rear panel 2, wherein a first through hole is arranged on the front panel 1, the front handle comprises a first connecting part 3 and a first handle 4 connected with the front part of the first connecting part 3, the rear end of the first connecting part 3 is rotatably connected in the first through hole, a second through hole is arranged on the rear panel 2, the rear handle comprises a second connecting part 5 and a second handle 6 connected with the rear part of the second connecting part 5, the front end of the second connecting part 5 is rotatably connected in the second through hole, a rectangular blind hole is arranged on the rear end surface of the first connecting part 3, a rectangular through hole is arranged on the front end surface of the second connecting part 5, and the central line of the rectangular through hole and the central line of the rectangular blind hole are mutually, be provided with press switch in the rectangle through-hole, press switch's expansion end is connected with activity axle core 7, fixed axle sleeve 8 has been cup jointed in the outside of activity axle core 7, the rear end of fixed axle sleeve 8 insert in the rectangle through-hole, fixed axle sleeve 8 preceding terminal surface with the rear end face of first connecting portion 3 offsets, activity axle core 7 the front end with the mutual adaptation of shape of rectangle blind hole, press switch's expansion end drives during the forward motion of activity axle core 7, activity axle core 7 insert in the rectangle blind hole, press switch's expansion end drives during the backward motion of activity axle core 7, activity axle core 7 breaks away from during the rectangle blind hole.
From the above, the utility model provides an anti-theft lock, this lock has the structure of control front handle and front panel 1 separation and reunion, make press switch's expansion end drive activity axle core 7 forward motion under normal use condition, because the shape of the front end of activity axle core 7 and rectangle blind hole matches each other, make the front end of activity axle core 7 can insert in the rectangle blind hole, when rotating first handle 4 outside the door, first handle 4 drives first connecting portion 3 and rotates, activity axle core 7 follows the rotation, the fixed axle sleeve 8 that cup joints in the activity axle core 7 outside also rotates under the drive of activity axle core 7, thereby realize the control to the lock core, because the rear end of fixed axle sleeve 8 also inserts in the rectangle through hole, make second connecting portion 5 also follow the rotation, second connecting portion 5 drives second handle 6 and rotates, can unblank outside the door or in this condition, when the user is at home, during the function that does not need outdoors to unblank, changeable theftproof state to, the expansion end that makes press switch drives activity axle core 7 rearward movement to make activity axle core 7 break away from out the rectangle blind hole, when rotating the front handle, the front handle can not drive activity axle core 7 and rotate, is in idle running state, and it can't make it drive fixed axle sleeve 8 unblanks the lock core from outdoor rotation front handle this moment, consequently, the utility model discloses it is more nimble when using, but the free switch user state, greatly improved the theftproof performance, avoided indoor someone from the indoor problem of burglary of entering the room of a door.
As a preferred embodiment, the push switch includes a push post extending in the front-rear direction, a limit shoulder 9 disposed at the rear end of the push post, and a spring 10 sleeved outside the push post, one end of the spring 10 is fixedly connected to the rear end of the fixed shaft sleeve 8, the other end of the spring 10 abuts against the front end face of the limit shoulder 9, the front end of the push post is connected to the rear end of the movable shaft core 7, the spring 10 extends out of the rectangular through hole at the rear end of the push post in a natural state, the push post drives the movable shaft core 7 to move back and forth in the front-rear direction, external force is applied to gradually enter the rectangular through hole at the rear end of the push post, the push post drives the movable shaft core 7 to move forward, the front end of the movable shaft core 7 is inserted into the rectangular blind hole, and the spring 10 between the limit shoulder 9 and the fixed shaft sleeve 8 is compressed, at the moment, the anti-theft device is in a normal use state, when the anti-theft state needs to be switched, the external force applied to the pressing column is removed, the spring 10 is restored to the original state, the generated elastic force enables the rear part of the pressing column to extend out of the rectangular through hole, and the pressing column drives the movable shaft core 7 to move backwards to be separated from the rectangular blind hole.
Further as a preferred embodiment, the rear side surface of the second connecting portion 5 is connected with a sliding cover 11 through a sliding rail sliding groove, the sliding cover 11 is used for covering the rectangular through hole, and when the pressing column completely enters the rectangular through hole, the sliding cover 11 can cover the rectangular through hole, so that the pressing column is kept in the rectangular through hole, and the movable shaft core 7 is kept inserted in the rectangular blind hole.
Further, as a preferred embodiment, the surface of the sliding cover 11 is uniformly provided with stripes, so that the hand feeling during sliding control of the sliding cover 11 can be increased, and the use experience can be improved.
Further as a preferred embodiment, the rear side of the first handle 4 is an arc convex surface, so that a user can put a hand on the first handle 4, and the arc convex surface better fits the shape of the hand, thereby improving the comfort in use.
Further preferably, the front side of the second handle 6 is an arc-shaped convex surface, and similarly, when a user puts a hand on the second handle 6, the arc-shaped convex surface better fits the shape of the hand, thereby improving the comfort in use.
While the preferred embodiments of the present invention have been described in detail, it will be understood by those skilled in the art that the invention is not limited to the details of the embodiments shown, but is capable of various modifications and substitutions without departing from the spirit of the invention.

Claims (6)

1. An anti-theft lock, its characterized in that: comprises a front panel (1) and a rear panel (2) which are arranged at a front and a rear interval, a front handle arranged on the front panel (1) and a rear handle arranged on the rear panel (2), wherein the front panel (1) is provided with a first through hole, the front handle comprises a first connecting part (3) and a first handle (4) connected with the front part of the first connecting part (3), the rear end of the first connecting part (3) is rotatably connected in the first through hole, the rear panel (2) is provided with a second through hole, the rear handle comprises a second connecting part (5) and a second handle (6) connected with the rear part of the second connecting part (5), the front end of the second connecting part (5) is rotatably connected in the second through hole, the rear end surface of the first connecting part (3) is provided with a rectangular blind hole, the front end surface of the second connecting part (5) is provided with a rectangular through hole, the central line of the rectangular through hole is superposed with the central line of the rectangular blind hole, a press switch is arranged in the rectangular through hole, the movable end of the press switch is connected with a movable shaft core (7), the outer side of the movable shaft core (7) is sleeved with a fixed shaft sleeve (8), the rear end of the fixed shaft sleeve (8) is inserted into the rectangular through hole, the front end surface of the fixed shaft sleeve (8) is abutted against the rear end surface of the first connecting part (3), the front end of the movable shaft core (7) is matched with the rectangular blind hole in shape, when the movable end of the press switch drives the movable shaft core (7) to move forwards, the movable shaft core (7) is inserted into the rectangular blind hole, and when the movable end of the press switch drives the movable shaft core (7) to move backwards, the movable shaft core (7) is separated from the rectangular blind hole.
2. An anti-theft lock according to claim 1, characterized in that: the press switch comprises a press column extending along the front-back direction, a limit shoulder (9) arranged at the rear end of the press column, and a spring (10) sleeved outside the press column, wherein one end of the spring (10) is fixedly connected with the rear end of the fixed shaft sleeve (8), the other end of the spring (10) is abutted to the front end face of the limit shoulder (9), the front end of the press column is connected with the rear end of the movable shaft core (7), the spring (10) is in a natural state, the rear portion of the press column extends out of the rectangular through hole, and the press column drives the movable shaft core (7) to move back and forth along the front-back direction.
3. An anti-theft lock according to claim 2, characterized in that: the rear side face of the second connecting portion (5) is connected with a sliding cover (11) through a sliding rail sliding groove, and the sliding cover (11) is used for covering the rectangular through hole.
4. A theft-proof lock, according to claim 3, characterized in that: the surface of the sliding cover (11) is uniformly provided with stripes.
5. An anti-theft lock according to claim 1, characterized in that: the rear side surface of the first handle (4) is an arc convex surface.
6. An anti-theft lock according to claim 1, characterized in that: the front side surface of the second handle (6) is an arc convex surface.
CN201920806958.8U 2019-05-30 2019-05-30 Anti-theft lock Expired - Fee Related CN210460199U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920806958.8U CN210460199U (en) 2019-05-30 2019-05-30 Anti-theft lock

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920806958.8U CN210460199U (en) 2019-05-30 2019-05-30 Anti-theft lock

Publications (1)

Publication Number Publication Date
CN210460199U true CN210460199U (en) 2020-05-05

Family

ID=70439049

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920806958.8U Expired - Fee Related CN210460199U (en) 2019-05-30 2019-05-30 Anti-theft lock

Country Status (1)

Country Link
CN (1) CN210460199U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112554646A (en) * 2020-11-17 2021-03-26 浙江王力安防产品有限公司 Door handle mechanism

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112554646A (en) * 2020-11-17 2021-03-26 浙江王力安防产品有限公司 Door handle mechanism
CN112554646B (en) * 2020-11-17 2021-12-07 浙江王力安防产品有限公司 Door handle mechanism

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CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20200505