CN2206330Y - Theft-proof lock for bicycle - Google Patents
Theft-proof lock for bicycle Download PDFInfo
- Publication number
- CN2206330Y CN2206330Y CN 94242251 CN94242251U CN2206330Y CN 2206330 Y CN2206330 Y CN 2206330Y CN 94242251 CN94242251 CN 94242251 CN 94242251 U CN94242251 U CN 94242251U CN 2206330 Y CN2206330 Y CN 2206330Y
- Authority
- CN
- China
- Prior art keywords
- lock
- utility
- model
- theft
- bicycle
- 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
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- Lock And Its Accessories (AREA)
Abstract
The utility model discloses a theft-proof bicycle lock. The utility model is characterized in that the bicycle lock is in a structure with double lock cores, and an external gear connected with each lock core into a whole is arranged out of each lock core. The external edge of a lock beam is provided with a bicycle tooth matching with the external gear, and a positioning lock and a root annular theft-proof chain are arranged on the lock shell. The utility model which has low mutual unlocking rate has a plurality of locking points during locking. The utility model which has the advantages of high knock bearing performance, good recession stopping function and high theft-proof performance can lock two bicycles together.
Description
The utility model relates to a kind of anti-theft vehicle lock of frame for movement.
At present the lock that generally uses is formed by being installed in lock bridge between bottom-locking plate and the lock housing, lock core and being locked in lock bridge lock on the lock core etc. by catch.The outer rim of lock bridge has a breach, and when the outer inclined-plane of lock bridge lock entered in the breach of lock bridge, lock is locking just, and this traditional lock has only a locking point, pried open easily, and the mutual opening rate height, poor safety performance.
The purpose of this utility model provides that a kind of locking is solid and reliable, and mutual opening rate is low, the better safety performance anti-theft vehicle lock.
The utility model adopts the twin-lock cored structure, promptly set up a lock core than traditional lock, and outside each lock core, be provided with an external gear that fuses with lock core, the lock bridge outer rim is provided with the skiving that is complementary with external gear, lock housing is provided with alignment pin, the alignment pin front portion is a wedge, and afterbody has a location spring.The wedge front end of alignment pin inserts in the gear teeth of lock bridge outer rim during the location.
The utility model can also be set up 1-2 root annular door chain, to increase security performance.
Because the two-core structure is adopted in design of the present utility model, can effectively reduce mutual opening rate, the external gear that fuses with lock core during again owing to the utility model locking is meshed with a plurality of skivings on the lock bridge, and a plurality of locking points are arranged when making the lock locking, so it is strong to bear percussion power, stopping function is good.
Accompanying drawing is the utility model example structure figure.
Embodiment of the present utility model is that annular lock bridge side drives to lock (referring to accompanying drawing); Lock bridge (1) is contained in the lock housing (2), and an end of lock bridge (1) connects spring (3), and the other end of spring (3) is fixed on the lock housing (2), and lock bridge (1) then can be moving at lock housing (2) inner rotary slide, and the outer rim of lock bridge (1) is provided with skiving.The outside of lock core (5) and lock core (9) is respectively equipped with external gear (6) and (10) that fuse with lock core, and the skiving of external gear and lock bridge (1) outer rim is complementary.Be provided with alignment pin (7) between lock core (5) and the lock core (9).Lock housing (1) is provided with door chain (4).
The shell of present embodiment is that welded type is totally-enclosed, and the inconvenience rivet is to improve the anti-performance of prizing and stealing.During use alignment pin (a 7) left side is pulled out, use key rotation lock core, lock is locking.The annular door chain can lock together with two vehicles or with covers such as car and fixed hurdles, with further increase theftproof performance.
Claims (2)
1, a kind of anti-theft vehicle lock, comprise lock bridge (1), lock housing (2), spring (3) and lock core (5), it is characterized by and also have additional lock core (9) in the lock housing (2), lock core (5) and lock core (9) outside have external gear (6) and (10) that fuse with lock core respectively, the outer rim of lock bridge (1) is provided with the skiving that is complementary with external gear, be provided with alignment pin (7) between two lock cores, the front portion of location lock (7) is a wedge, and the rear portion connects retainer spring (8).
2,, it is characterized by lock housing and be provided with 1-2 root annular door chain by the described a kind of anti-theft vehicle lock of claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94242251 CN2206330Y (en) | 1994-07-13 | 1994-07-13 | Theft-proof lock for bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94242251 CN2206330Y (en) | 1994-07-13 | 1994-07-13 | Theft-proof lock for bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2206330Y true CN2206330Y (en) | 1995-08-30 |
Family
ID=33848879
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 94242251 Expired - Fee Related CN2206330Y (en) | 1994-07-13 | 1994-07-13 | Theft-proof lock for bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2206330Y (en) |
-
1994
- 1994-07-13 CN CN 94242251 patent/CN2206330Y/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 |