CN2447259Y - Anti-theft lock for bicycle - Google Patents
Anti-theft lock for bicycle Download PDFInfo
- Publication number
- CN2447259Y CN2447259Y CN 00223437 CN00223437U CN2447259Y CN 2447259 Y CN2447259 Y CN 2447259Y CN 00223437 CN00223437 CN 00223437 CN 00223437 U CN00223437 U CN 00223437U CN 2447259 Y CN2447259 Y CN 2447259Y
- Authority
- CN
- China
- Prior art keywords
- bicycle
- lock
- front fork
- utility
- model
- 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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Abstract
The utility model discloses a novel anti-theft lock for bicycles. Traditional bicycle locks generally lock a rear wheel or a front wheel of a bicycle so that thieves can easily get hand. The novel cast anti-theft lock for bicycles adopts cross preparation and is installed on a movable sleeve of a triangular lever front fork with special tools, and when a bicycle is parked, a lock hole of the front fork is locked in the situation of a front wheel naturally inclining to the left so that a thief can hardly steal the bicycle. The utility model brings convenience for the work of people, and leads life to be easy and pleasant.
Description
The utility model belongs to bicycle manufacturing or lockmaking field.
The all types of anti-theft lock for bicycle that use generally adopt trailing wheel or front-wheel with bicycle to pin at present, reach theft-proof purpose.The thief adopts out, destroys to hang away between lockset, the disconnected locking bar of pincers, waist and goes smoothly than being easier to, and brings anxiety and worry to daily life.
The purpose of this utility model is a kind of antitheft lock of bicycle of design, has changed traditional lock car mode, antitheft lock of bicycle is installed on the quill of triangle thick stick front fork.When bicycle when parking, front-wheel, front fork, tap are tilted to the left naturally, form the angles of 135 degree with vehicle body, pin front fork at this moment, no matter the thief adopts any mode to be difficult to bicycle is stolen.
The purpose of this utility model is to adopt following design to realize.
The antitheft lock of bicycle of making by casting, lock core adopts four sides key assembling, dead bolt is installed by the attachment face central authorities of circular arc, uses small-bore deep hole cross screw special wrench (China Patent No. 00223436.X) from inside to outside with screw it to be fixed on the quill of triangle thick stick front fork.Bicycle is when parking, and front-wheel, front fork, natural being tilted to the left of tap form 135 angles of spending with vehicle body, and start anti-theft column lock this moment, and quill, front fork lockhole that dead bolt passes triangle thick stick front fork pin front fork firmly, prevent stolen.Dead bolt withdraws from the front fork lockhole when unblanking, and front fork can reset, this car cruising.
After adopting above design, bicycle is pinned front fork by antitheft lock of bicycle parking under the state, prevents stolen.Do not influence the cruising function of bicycle after unblanking, have the very high advantage of theftproof performance, and can be widely used in all types of manual tricycles.
Description of drawings is as follows:
Fig. 1 is that External view is looked on a left side of the present utility model.
Fig. 2 is a backsight External view of the present utility model.
Fig. 3 is an another kind of lock backsight External view of the present utility model.
Fig. 4 is the erection plan of the utility model embodiment.
Below in conjunction with accompanying drawing structure of the present utility model is described in further detail.
As can be seen from Figure 1, 2, 3, the anti-theft column lock of making by casting 1, very firm and theftproof performance is high, four sides key cylinder 2 designs that permeation-proof is opened are in the back or the side of lock body, dead bolt 3 designs are in the central authorities of the attachment face 4 of circular arc, fixed screw holes 5 is processed into screw, and as can be seen from Figure 4 anti-theft column lock 1 is installed on the front fork quill 7 of triangle thick stick 6, and 8 is that front-wheel, 9 is front fork, 10 leading.
In reality was made, dead bolt can be designed to multi-functional, can make bicycle when parking, being tilted to the left of front-wheel nature, and dead bolt ejects automatically, and front fork is pinned, and makes people more convenient when needs lock car.The face shaping and the inner structure of lock can be designed to polytype, reach antitheft practical purpose attractive in appearance.
Claims (3)
1. an antitheft lock of bicycle is characterized in that, by the lock body (1) that casting is made, front end is the attachment face (4) of circular arc, makes four fixed bolt holes (5) on it, and dead bolt (3) is installed by central authorities.
2. according to the antitheft lock of bicycle described in the claim 1, it is characterized in that lock core (2) adopts four sides key assembling.
3. according to the antitheft lock of bicycle described in the claim 1, it is characterized in that fixed bolt hole (5) is processed into screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00223437 CN2447259Y (en) | 2000-06-20 | 2000-06-20 | Anti-theft lock for bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00223437 CN2447259Y (en) | 2000-06-20 | 2000-06-20 | Anti-theft lock for bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2447259Y true CN2447259Y (en) | 2001-09-12 |
Family
ID=33587983
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00223437 Expired - Fee Related CN2447259Y (en) | 2000-06-20 | 2000-06-20 | Anti-theft lock for bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2447259Y (en) |
-
2000
- 2000-06-20 CN CN 00223437 patent/CN2447259Y/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 |