CN219220037U - Antitheft lock - Google Patents
Antitheft lock Download PDFInfo
- Publication number
- CN219220037U CN219220037U CN202120564659.5U CN202120564659U CN219220037U CN 219220037 U CN219220037 U CN 219220037U CN 202120564659 U CN202120564659 U CN 202120564659U CN 219220037 U CN219220037 U CN 219220037U
- Authority
- CN
- China
- Prior art keywords
- lock
- spring
- tongue
- cavity
- sliding block
- 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.)
- Active
Links
Images
Landscapes
- Burglar Alarm Systems (AREA)
Abstract
The utility model relates to an anti-theft lock, which comprises a lock body and a lock rod, wherein a first lock tongue, a second lock tongue and a driving device are arranged in the lock body, a clamping groove is formed in the lock rod, a first sliding block is arranged on the first lock tongue, a first spring is arranged in the first sliding block, a second sliding block is arranged on the second lock tongue, a second spring is arranged in the second sliding block, when the driving device works to enable the first sliding block and the second sliding block to move oppositely, the first lock tongue and the second lock tongue are separated from the clamping groove, the lock rod and the lock body are unlocked, the driving device works to enable the first sliding block and the second sliding block to move oppositely, the first lock tongue and the second lock tongue are reset, at the moment, the top ends of the first lock tongue and the second lock tongue under the action of the first spring and the second spring can be placed in the clamping groove to lock the lock body after the lock rod is inserted into the lock body, and the insertion end of the first lock tongue inserted into the clamping groove and the insertion end of the second lock tongue are symmetrically arranged. By adopting the technical scheme, the lock body can be subjected to heavy impact, and the lock rod is still locked in the lock body, so that the anti-theft lock is prevented from being pried.
Description
Technical Field
The utility model relates to the field of locks, in particular to an anti-theft lock.
Background
The helmet lock is a lock which is used for preventing the helmet from being walked away by the user and preventing the helmet from being broken due to falling off by the user when the user is not beside the motorcycle or the battery car and the user steals the helmet.
The prior anti-theft lock comprises a lock body and a lock rod, wherein the lock body is provided with a lock hole for the lock rod to be inserted into the lock body, the lock body is internally provided with a lock tongue, the lock rod is provided with a first concave cavity for the lock tongue to be inserted, the lock tongue is fixedly connected with an inductor, the inductor is arranged along the insertion direction of the lock rod into the lock body and positioned at the inner side of the first lock tongue, the induction end of the inductor is shorter than the tip of the tongue, when the lock rod is inserted into the lock cavity, the tip of the lock tongue is abutted against in the first concave cavity, the induction end of the inductor is abutted against the protruding part of the head of the lock rod, the lock body is internally provided with a driving component for driving the lock tongue to slide, the driving component comprises a rotating shaft, a spring and a pin shaft, a mounting cavity is arranged on the lock tongue, the rotating shaft penetrates through the mounting cavity, the spring is sleeved on the rotating shaft and positioned in the mounting cavity, two ends of the mounting cavity are respectively fixed in the mounting cavity, the pin shaft is arranged on the radial direction of the rotating shaft, the pin shaft is positioned between the two ends of the spring, and the lock body is internally provided with a motor for driving the rotating shaft.
By adopting the technical scheme, the following problems exist: because the lock body is internally provided with only one lock tongue which is inserted at one side of the lock rod, when the lock body is subjected to heavy impact, the lock tongue in the lock body can be separated from the first concave cavity under the inertia action, so that the lock rod is separated from the lock cavity, and the anti-theft lock is pried.
Disclosure of Invention
The purpose of the utility model is that: in order to overcome the defects of the prior art, the utility model provides an anti-theft lock, which can be subjected to heavy impact on a lock body, and a lock rod is still locked in the lock body, so that the anti-theft lock is prevented from being pried.
The technical scheme of the utility model is as follows: an anti-theft lock comprises a lock body and a lock rod, wherein a first lock tongue is arranged in the lock body, a clamping groove for the first lock tongue to be inserted is formed in the lock rod, a first sliding block is arranged on the first lock tongue, a first spring is arranged in the first sliding block, the first lock tongue is arranged in the clamping groove to form locking fit between the lock rod and the lock body under the action of the first spring after the lock rod is inserted into the lock body, a driving device is arranged in the lock body and can drive the first spring to move, the first spring can drive the first sliding block and the first lock tongue to slide, the first lock tongue can be separated from the clamping groove of the lock rod, namely, the lock rod and the lock body can be unlocked.
By adopting the technical scheme, when the lock is locked, the lock rod is inserted into the lock body, the first lock tongue and the second lock tongue are pushed open firstly by the lock rod, then the first spring and the second spring release energy, so that the first slide block and the second slide block do opposite movement, the first lock tongue and the second lock tongue are inserted into the clamping groove, when the lock body is unlocked, the driving device drives the first spring and the second spring to move, the first slide block and the second slide block can slide in the lock body, the first slide block and the second slide block do opposite sliding movement, the first lock tongue and the second lock tongue are separated from the clamping groove, then the driving device drives the first spring and the second spring to move, and the first lock tongue and the second lock tongue are driven to reset.
Still further, the present utility model provides: the driving device comprises a driving piece, a rotating shaft, a first pin shaft and a second pin shaft, a sliding cavity for sliding of the first sliding block and the second sliding block is formed in the lock body, the rotating shaft is rotationally arranged in the sliding cavity, two ends of the rotating shaft penetrate through the first sliding block and the second sliding block, the first sliding block is provided with a first mounting cavity for mounting the first spring, the first spring is sleeved on the rotating shaft, the first pin shaft is arranged on the radial direction of the rotating shaft and located between two ends of the first spring, the second sliding block is provided with a second mounting cavity for mounting the second spring, the second spring is sleeved on the rotating shaft, and the second pin shaft is arranged on the radial direction of the rotating shaft and located between two ends of the second spring.
By adopting the further arrangement, the driving piece drives the rotating shaft to rotate positively or reversely, the rotating shaft drives the first pin shaft and the second pin shaft to rotate around the axis of the rotating shaft simultaneously, so that the first pin shaft moves along the gap on the first spring, the first spring drives the first sliding block to slide in the sliding cavity, the second pin shaft moves along the gap on the second spring, and the second spring drives the second sliding block to slide in the sliding cavity, therefore, when the first sliding block and the second sliding block do opposite sliding movement, the first lock tongue and the second lock tongue are separated from the clamping groove, and unlocking of the anti-theft lock is realized. And when the first sliding block and the second sliding block do back sliding motion, resetting is realized.
Still further, the present utility model provides: the lock is characterized in that a lock cavity for inserting the lock rod is formed in the lock body, an elastic device for ejecting the lock rod is arranged in the lock cavity, the elastic device comprises a third spring and a jacking block, the jacking block is provided with an inserting cavity for inserting the third spring, and a limiting baffle for limiting the third spring to push the jacking block out of the lock cavity is arranged in the lock cavity.
By adopting the further arrangement, the first lock tongue and the second lock tongue are separated from the clamping groove, and the ejector block moves towards the lock rod under the action of the elastic force of the third spring, so that the ejector block pushes the lock rod out of the lock cavity, and the anti-theft lock is unlocked.
Still further, the present utility model is provided with: the second lock tongue is provided with a guide hole along the sliding direction of the second lock tongue, and the first lock tongue can slide in the guide hole.
By adopting the further arrangement, the first lock tongue and the second lock tongue are prevented from deviating when sliding in the sliding cavity, and the internal structure of the anti-theft lock is more compact.
Still further, the present utility model is provided with: the lock body is internally provided with a Hall switch and a circuit board, the lock body is internally provided with a fixing groove for the circuit board to be installed, the Hall switch is installed on the circuit board, and the top block is provided with a magnetic piece which is induced by the Hall switch.
By adopting the further arrangement, the lock rod is inserted into the lock cavity, the lock rod pushes the ejector block to compress the third spring, so that the Hall switch senses the magnetic piece positioned on the ejector block, the driving device drives the first lock tongue to slide and the second lock tongue to be inserted into the clamping groove, and the anti-theft lock is locked.
Drawings
FIG. 1 is a cross-sectional view of an embodiment of the present utility model;
FIG. 2 is an exploded view of an embodiment of the present utility model;
FIG. 3 is a block diagram of an embodiment of the present utility model;
FIG. 4 is a diagram showing the installation relationship between a first locking bolt and a second locking bolt according to an embodiment of the present utility model;
FIG. 5 is a block diagram of the interior of a lock body according to an embodiment of the present utility model;
FIG. 6 is a block diagram of a lock lever according to an embodiment of the present utility model;
fig. 7 is a block diagram illustrating a top block according to an embodiment of the present utility model.
Detailed Description
The technical solutions of the present embodiment will be clearly and completely described below with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that the description as it relates to "first", "second", etc. in the present utility model is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implying an indication of the number of technical features indicated.
In addition, the technical solutions of the embodiments of the present utility model may be combined with each other, but it is necessary to base the implementation on the basis of those skilled in the art, and when the technical solutions are contradictory or cannot be implemented, it should be considered that the combination of the technical solutions does not exist, and is not within the scope of protection claimed by the present utility model.
As shown in fig. 1 to 7, the anti-theft lock of the present utility model includes a lock body 1 and a lock rod 2, wherein in this embodiment, the lock body 1 may be a split type structure.
The lock body 1 is internally provided with a first lock tongue 3, the lock rod 2 is provided with a clamping groove 2.1 for the first lock tongue 3 to insert, the first lock tongue 3 is provided with a first sliding block 4, the first sliding block 4 is internally provided with a first spring 5, the top end of the first lock tongue 3 is arranged in the clamping groove 2.1 under the action of the first spring 5 after the lock rod 2 is inserted into the lock body 1 to form locking fit between the lock rod 2 and the lock body 1, the lock body 1 is internally provided with a driving device 6, the driving device 6 can drive the first spring 5 to move, the first spring 5 can drive the first sliding block 4 and the first lock tongue 3 to slide, the first lock tongue 3 is separated from the clamping groove 2.1 of the lock rod 2, namely, the lock rod 2 and the lock body 1 are unlocked, the lock body 1 is internally provided with a second lock tongue 7, the second sliding block 8 is arranged on the second sliding block 7, the second sliding block 8 is internally provided with a second spring 9, the driving device 6 can drive the second spring 9 to move so as to realize the sliding of the second sliding block 8 and the second locking bolt 7, when the driving device 6 works so as to realize the opposite movement of the first sliding block 4 and the second sliding block 8, the first locking bolt 3 and the second locking bolt 7 are separated from the clamping groove 2.1, the unlocking between the locking rod 2 and the lock body 1 is realized, the driving device 6 works so as to realize the opposite movement of the first sliding block 4 and the second sliding block 8, the first locking bolt 3 and the second locking bolt 7 are reset, at the moment, the top ends of the first locking bolt 3 and the second locking bolt 7 under the action of the first spring 5 and the second spring 9 can be placed in the clamping groove 2.1 so as to realize the locking of the locking rod 2 and the lock body 1, and the insertion end of the first locking bolt 3 inserted into the clamping groove 2.1 and the insertion end of the second locking bolt 7 inserted into the clamping groove 2.1 are symmetrically arranged.
When the lock is locked, the lock rod 2 is inserted into the lock body 1, the first lock tongue 3 and the second lock tongue 7 are pushed open by the lock rod 2, then the first spring 5 and the second spring 9 release energy, so that the first slide block 4 and the second slide block 8 do back motion, the first lock tongue 3 and the second lock tongue 7 are inserted into the clamping groove 2.1, when the lock is unlocked, the driving device 6 drives the first spring 5 and the second spring 9 to move, the first slide block 4 and the second slide block 8 can slide in the lock body 1, the first slide block 4 and the second slide block 8 do opposite sliding motion, the first lock tongue 3 and the second lock tongue 7 are separated from the clamping groove 2.1, then the driving device 6 drives the first spring 5 and the second spring 9 to move, and the first lock tongue 3 and the second lock tongue 7 are driven to reset, and the insertion end of the first lock tongue 3 and the insertion end of the second lock tongue 7 are symmetrically arranged, so that when the lock body 1 is in a heavy impact, the first lock tongue 3 or the second lock tongue 7 is separated from the second lock tongue 3 and is separated from the clamping groove 2.1, and the lock tongue is prevented from being separated from the lock body 2 by the inertia force of the lock body.
The driving device 6 comprises a driving piece 6.1, a rotating shaft 6.2, a first pin shaft 6.3 and a second pin shaft 6.4, a sliding cavity 1.1 for sliding a first sliding block 4 and a second sliding block 8 is arranged in the lock body 1, the rotating shaft 6.2 is rotatably arranged in the sliding cavity 1.1, two ends of the rotating shaft 6.2 penetrate through the first sliding block 4 and the second sliding block 8, the first sliding block 4 is provided with a first mounting cavity 4.1 for mounting the first spring 5, the first spring 5 is sleeved on the rotating shaft 6.2, two ends of the first spring 5 are fixed in the first mounting cavity 4.1, the first pin shaft 6.3 is arranged on the radial direction of the rotating shaft 6.2 and positioned between the two ends of the first spring 5, the second sliding block 8 is provided with a second mounting cavity 8.1 for mounting the second spring 9, two ends of the second spring 9 are sleeved on the rotating shaft 6.2, the two ends of the second spring 9 are fixed in the second mounting cavity 8.1, the second spring 5 is sleeved on the rotating shaft 6.1, and two ends of the driving piece 6.2 are arranged between the two radial ends of the driving piece 6.1.
The driving piece 6.1 drives the rotating shaft 6.2 to rotate, the rotating shaft 6.2 drives the first pin shaft 6.3 and the second pin shaft 6.4 to rotate around the axis of the rotating shaft 6.2 at the same time, so that the first pin shaft 6.3 moves along a gap on the first spring 5, the first spring 5 drives the first sliding block 4 to slide in the sliding cavity 1.1, the second pin shaft 6.4 moves along a gap on the second spring 9, and the second spring 9 drives the second sliding block 8 to slide in the sliding cavity 1.1, therefore, when the first sliding block 4 and the second sliding block 8 do opposite sliding movement, the first locking tongue 3 and the second locking tongue 7 are separated from the clamping groove 2.1, and unlocking of the anti-theft lock is realized. When the first sliding block 4 and the second sliding block 8 do back sliding motion, the first lock tongue 3 and the second lock tongue 7 are inserted into the clamping groove 2.1, so that locking is realized.
The lock comprises a lock body 1, a lock cavity 1.2 for inserting a lock rod 2 is arranged in the lock body 1, an elastic device 10 for ejecting the lock rod 2 is arranged in the lock cavity 1.2, the elastic device 10 comprises a third spring 10.1 and a top block 10.2, the top block 10.2 is provided with an inserting cavity for inserting the third spring 10.1, and a limiting baffle for limiting the third spring 10.1 to push the top block 10.2 out of the lock cavity 1.2 is arranged in the lock cavity 1.2.
The first lock tongue 3 and the second lock tongue 7 are separated from the clamping groove 2.1, and the jacking block 10.2 moves towards the lock rod 2 under the action of the elastic force of the third spring 10.1, so that the jacking block 10.2 pushes the lock rod 2 out of the lock cavity 1.2, and unlocking of the anti-theft lock is realized.
The second lock tongue 7 is provided with a guide hole 7.1 for the sliding guide of the first lock tongue 3 along the sliding direction of the second lock tongue 7, the insertion end of the lock rod 2 can penetrate through the guide hole 7.1 to be arranged, so that the first lock tongue 3 and the second lock tongue 7 are prevented from deviating when sliding in the sliding cavity 1.1, and the internal structure of the anti-theft lock can be more compact.
The lock body 1 is internally provided with a Hall switch 11 and a circuit board 12, the lock body 1 is internally provided with a fixing groove 1.4 for the circuit board 12 to install, the Hall switch 11 is installed on the circuit board 12, the top block 10.2 is provided with a magnetic piece 13 which is induced by the Hall switch 11, the lock rod 2 is inserted into the lock cavity 1.2, the lock rod 2 pushes the top block 10.2 to compress the third spring 10.1, the Hall switch 11 is induced by the magnetic piece 13 which is positioned on the top block 10.2, the driving device 6 drives the first lock tongue 3 and the second lock tongue 7 to be inserted into the clamping groove 2.1, and anti-theft locking is realized.
Claims (5)
1. An anti-theft lock comprises a lock body and a lock rod, wherein a first lock tongue is arranged in the lock body, a clamping groove for the first lock tongue to be inserted is formed in the lock rod, a first sliding block is arranged on the first lock tongue, a first spring is arranged in the first sliding block, the first lock tongue is arranged in the clamping groove to form locking fit between the lock rod and the lock body under the action of the first spring after the lock rod is inserted into the lock body, a driving device is arranged in the lock body and can drive the first spring to move, the first spring can drive the first sliding block and the first lock tongue to slide, the first lock tongue can be separated from the clamping groove of the lock rod, namely, the lock rod and the lock body can be unlocked.
2. The antitheft lock according to claim 1, wherein the driving device comprises a driving member, a rotating shaft, a first pin shaft and a second pin shaft, a sliding cavity for sliding the first slider and the second slider is arranged in the lock body, the rotating shaft is rotatably arranged in the sliding cavity, two ends of the rotating shaft penetrate through the first slider and the second slider, the first slider is provided with a first mounting cavity for mounting the first spring, the first spring is sleeved on the rotating shaft, the first pin shaft is arranged on the radial direction of the rotating shaft and is positioned between two ends of the first spring, the second slider is provided with a second mounting cavity for mounting the second spring, the second spring is sleeved on the rotating shaft, the second pin shaft is arranged on the radial direction of the rotating shaft and is positioned between two ends of the second spring, and the driving member drives the rotating shaft to rotate.
3. An anti-theft lock according to claim 1 or 2, characterized in that a lock cavity into which the lock rod is inserted is provided in the lock body, an elastic device for ejecting the lock rod is provided in the lock cavity, the elastic device comprises a third spring and a top block, the top block is provided with an insertion cavity into which the third spring is inserted, and a limiting baffle for limiting the third spring to push the top block out of the lock cavity is provided in the lock cavity.
4. An anti-theft lock according to claim 1 or 2, wherein the second bolt is provided with a guide hole along the sliding direction thereof, and the first bolt is slidably disposed in the guide hole.
5. The antitheft lock according to claim 3, wherein a hall switch and a circuit board are arranged in the lock body, a fixing groove for the circuit board to be installed is further formed in the lock body, the hall switch is installed on the circuit board, and a magnetic piece which is induced by the hall switch is arranged on the top block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120564659.5U CN219220037U (en) | 2021-03-18 | 2021-03-18 | Antitheft lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120564659.5U CN219220037U (en) | 2021-03-18 | 2021-03-18 | Antitheft lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219220037U true CN219220037U (en) | 2023-06-20 |
Family
ID=86753657
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120564659.5U Active CN219220037U (en) | 2021-03-18 | 2021-03-18 | Antitheft lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219220037U (en) |
-
2021
- 2021-03-18 CN CN202120564659.5U patent/CN219220037U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20050262902A1 (en) | Status indicator for a lock | |
| CN219220037U (en) | Antitheft lock | |
| JP3990224B2 (en) | Steering lock device | |
| EP0166891B1 (en) | Improved tamper resistant lock bolt assembly | |
| CN210828725U (en) | Memory alloy driver and intelligent padlock thereof | |
| CN108843147B (en) | Safety anti-theft lock | |
| CN215168997U (en) | Bolt direction locking structure and prevent opening anti-drop bolt | |
| CN113006599A (en) | Anti-theft lock | |
| CN211448183U (en) | Padlock capable of preventing accidental unlocking | |
| CN209990287U (en) | Motorcycle fingerprint lock | |
| CN212002716U (en) | Electronic lock clutch | |
| US4788839A (en) | Tamper resistant lock bolt assembly | |
| CN108316766B (en) | A kind of key protecting structure on the connectors | |
| CN103161353A (en) | Idling vane lock | |
| CN112360232A (en) | Triangular lock device | |
| CN215443547U (en) | Anti-collision electronic lock | |
| CN211598068U (en) | Spring bolt, tool to lock and bicycle | |
| CN212271866U (en) | Intelligent anti-vibration lock opening mechanism for lock cylinder | |
| CN110836052A (en) | Padlock capable of preventing accidental unlocking | |
| CN212507796U (en) | Motor-driven single-head lock device and double-head lock device | |
| CN216811300U (en) | Anti-riot lock body | |
| CN219638627U (en) | Emergency opening mechanism of cover lock with anti-theft function | |
| CN110670957B (en) | Vehicle lock, unlocking method and locking method | |
| CN211622995U (en) | Energy storage locking mechanism and lock core | |
| CN217086451U (en) | Mechanical and electric control separating mechanism of knob type electronic lock |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |