CN2186279Y - Anti-theft lock for bicycle - Google Patents
Anti-theft lock for bicycle Download PDFInfo
- Publication number
- CN2186279Y CN2186279Y CN 94227078 CN94227078U CN2186279Y CN 2186279 Y CN2186279 Y CN 2186279Y CN 94227078 CN94227078 CN 94227078 CN 94227078 U CN94227078 U CN 94227078U CN 2186279 Y CN2186279 Y CN 2186279Y
- Authority
- CN
- China
- Prior art keywords
- lock
- lock core
- clamp
- housing
- spring
- 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
Links
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 17
- 239000010959 steel Substances 0.000 claims abstract description 17
- 239000011258 core-shell material Substances 0.000 claims description 15
- 229910000639 Spring steel Inorganic materials 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005058 metal casting Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Lock And Its Accessories (AREA)
Abstract
The utility model provides an antitheft lock for a bicycle, which comprises a lock housing and a lock core, wherein, a lock sheet and a spring are arranged in the lock housing, one end of the spring is fixedly connected with the lock sheet, and the other end of the spring is fixedly connected in the lock housing. The utility model is characterized in that the lock core is arranged in a lock core housing, and the lock core housing and the lock housing are connected as a whole through a connecting tube; the end of the lock sheet, which is connected with the spring, is connected with steel wire, and the other end of the steel wire penetrates through the connecting tube and winds around a rotary sleeve barrel which is fixedly connected with lock core; the rotary sleeve barrel is positioned by a clamp whose one end extends out the lock core housing, and the clamp is arranged on the lock core and is positioned by a pressure spring. Because the clamp can clamp the rotary sleeve barrel, the clamp is pushed to open the lock at the time of unlocking.
Description
The utility model provides a kind of improved bicycle lock, particularly a kind of anti-theft lock for bicycle.
Bicycle is widely used as the vehicles of riding instead of walk, but, all be to adopt existing jaw type lock that one wheel of bicycle is pinned, owing to be not provided with anti-theft device on the jaw type lock as thief-proof means, steal the person lock is pried open, and bicycle is stolen.
The purpose of this utility model is to be to overcome the deficiency of above-mentioned lock and a kind of improved anti-theft lock for bicycle is provided.
The utility model provides a kind of anti-theft lock for bicycle, comprise lock housing and lock core, being provided with locking plate in the lock housing fixedlys connected with the locking plate end with an end, the other end is fixedly connected on the spring in the lock housing, it is characterized in that lock core is contained in the lock core shell, lock core shell and lock housing connect as one by tube connector, the locking plate end that is connected with spring is connected with steel wire, the other end of steel wire passes tube connector and is wrapped on the rotational sleeve that is fixedly connected on the lock core, rotational sleeve is by the clamp location that is arranged on the lock core, and clamp is located by stage clip.During the lock car, insert in the lock core key and rotation, lock core rotates and rotational sleeve is rotated thereupon, the rotational sleeve winding steel wire, steel wire shortens and just spurs locking plate, makes it to stretch out and stretch in the other end of lock housing from an end of lock housing, and lock is lived, stage clip is pushed down clamp and is made it to be stuck on the rotational sleeve tightly, thereby prevents the rotational sleeve backward rotation.When unblanking, key is inserted in the lock core, inwardly push away clamp with hand again and make it to leave rotational sleeve, locking plate is return under the tension of spring, loosens clamp, and clamp is self-return under the stage clip effect, blocks rotational sleeve.
Above-mentioned rotational sleeve comprises cylinder and disk formed integrally therewith, and the outer of disk has tooth, so that clamp can snap between cog, an end and the clamp of stage clip are connected, and the sidewall of the other end and lock core shell is connected.Stage clip can tightly snap on the disk in institute's tooth punching clamp.
Be provided with fixed pulley in above-mentioned tube connector and the lock core shell, steel wire is striden and is walked around fixed pulley and be wrapped on the cylinder of rotational sleeve.To limit the position of steel wire, make it easier control.
Lock core in the utility model, lock housing, locking plate and spring all adopt existing, and lock housing part is installed in before or after the bicycle on the wheel by usual way during use, and the lock core part is contained on the handlebar of bicycle by connector.
The utlity model has antitheftly, thief-proof, unblank and shut characteristics such as convenient, and easy to manufacture, be applicable to the transformation or the new design of existing jaw type lock.
Describe an embodiment of the present utility model in detail below in conjunction with accompanying drawing.
Fig. 1 assembly structure schematic diagram of the present utility model.
Accompanying drawing 1 has been described an embodiment of the present utility model.It comprises lock housing 1 and lock core 8, being provided with locking plate 4 in the lock housing 1 fixedlys connected with locking plate 4 ends with an end, the other end is fixedly connected on the spring 2 in the lock housing 1, lock core 8 is contained in the lock core shell 11, lock core shell 11 adopts the casting of metals moulding, lock core shell 11 right lower quadrants have the hole, and be welded to connect steel pipe 6, the other end of steel pipe 6 is welded to connect on lock housing 1, in locking plate 4 ends that are connected with spring 2 Connection Block formed integrally therewith 9 is arranged, have the hole on the Connection Block 9, be connected with steel wire 3 by pin 10 in the hole, in steel pipe 6 and lock core shell 11, all fixed pulley 5 and 7 are arranged by support shaft supports, steel wire 3 is striden and is walked around fixed pulley 5 and pass steel pipe 6 and stride and walk around fixed pulley 7 and be wrapped on the rotational sleeve 12 that is fixedly connected on the lock core 8, rotational sleeve 12 comprises cylinder and disk formed integrally therewith, the outer of disk has tooth, rotational sleeve 12 is contained on the lock core 8 it axially by pin 14 location of passing lock core 8, clamp 13 is arranged on the lock core 8, the left end of clamp 13 stretches out outside the lock core shell 11, the right-hand member of clamp 13 can block the disk of rotational sleeve, right-hand member at clamp 13 is fixedly connected with stage clip 15, and the other end of stage clip 15 is fixedly connected on the right side wall of lock core shell 11.Stage clip 15 adopts spring steel wire to make.
Claims (3)
1, a kind of anti-theft lock for bicycle, comprise lock housing and lock core, being provided with locking plate in the lock housing fixedlys connected with the locking plate end with an end, the other end is fixedly connected on the spring in the lock housing, it is characterized in that described lock core is contained in the lock core shell, lock core shell and lock housing connect as one by tube connector, the locking plate end that is connected with spring is connected with steel wire, the other end of steel wire passes tube connector and is wrapped on the rotational sleeve that is fixedly connected on the lock core, an end stretches out the outer clamp location of lock core shell to rotational sleeve on the lock core by being arranged on, and clamp is located by stage clip.
2, anti-theft lock for bicycle according to claim 1 is characterized in that described rotational sleeve comprises cylinder and disk formed integrally therewith, and the outer of disk has tooth, and an end and the clamp of stage clip are connected, and the sidewall of the other end and lock core shell is connected.
3, anti-theft lock for bicycle according to claim 1 is characterized in that being provided with fixed pulley in described tube connector and the lock core shell, and steel wire is striden and walked around fixed pulley and be wrapped on the cylinder of rotational sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94227078 CN2186279Y (en) | 1994-01-24 | 1994-01-24 | Anti-theft lock for bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94227078 CN2186279Y (en) | 1994-01-24 | 1994-01-24 | Anti-theft lock for bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2186279Y true CN2186279Y (en) | 1994-12-28 |
Family
ID=33839896
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 94227078 Expired - Fee Related CN2186279Y (en) | 1994-01-24 | 1994-01-24 | Anti-theft lock for bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2186279Y (en) |
-
1994
- 1994-01-24 CN CN 94227078 patent/CN2186279Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |