CN2283109Y - Theft-proof lock for bicycle - Google Patents
Theft-proof lock for bicycle Download PDFInfo
- Publication number
- CN2283109Y CN2283109Y CN 96216992 CN96216992U CN2283109Y CN 2283109 Y CN2283109 Y CN 2283109Y CN 96216992 CN96216992 CN 96216992 CN 96216992 U CN96216992 U CN 96216992U CN 2283109 Y CN2283109 Y CN 2283109Y
- Authority
- CN
- China
- Prior art keywords
- utility
- theft
- model
- door bolt
- ring
- 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
- 230000007547 defect Effects 0.000 abstract 1
- 238000009434 installation Methods 0.000 abstract 1
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
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- Lock And Its Accessories (AREA)
Abstract
The utility model relates to a theft-proof lock for bicycles. A locking head of the utility model has an integral structure, wherein, a lock core is connected with a shifting shaft and the lock core and the shifting shaft can rotated in a same direction; a shifting ring and a torsion spring are arranged on the shifting shaft; a chuck is arranged on the shifting ring; one end of the torsional spring is fixed on the locking head; the other end of the torsional spring is fixed on the shifting ring; a cross latch is arranged in a hole of a cross latch on the lower part of the locking head; the cross latch is provided with a clamping groove and is sheathed with a restoring spring; a mounting frame is arranged on the lower part of the hole of a cross latch. The utility model overcomes the defects of the complicated structure and poor anti-theft performance of an ordinary theft-proof lock for bicycles; the utility model has the advantages of simple structure, compact structure, novel appearance, unique appearance, convenient installation and convenient operation; the utility model is an ideal theft-proof lock for bicycles.
Description
The utility model relates to a kind of anti-theft lock for bicycle
Existing anti-theft lock for bicycle, of a great variety.As some simple arc door bolt theftproof locks, a little less than its pick-proof performance, the burglar need only pry open the lock body of riveted joint, pushes spring aside and just lock can be opened.Other has some theftproof locks as stone dead wire lock and so on, and hawser is rolled state, and when opening and closing lock, a lock silk rope is easy to hook and mixes the dickey seats frame, therefore unblanks or feels very awkward during locking.Also have some bigger theftproof locks, its integral body can not be installed with car, and complex structure carries also inconvenient.
The purpose of this utility model is the above-mentioned defective that overcomes prior art, thereby provides a kind of simple in structure, and it is convenient to open and close, the anti-theft lock for bicycle that theftproof performance is strong.
The utility model comprises tapered end, horizontal door bolt, back-moving spring and installing rack, tapered end is an overall structure, wherein lock core is connected with dial axis and rotation in the same way, and dial axis is provided with ring and torsion spring, and ring is provided with dop, pin one end of torsion spring is fixed on the tapered end, the other end is fixed on the ring, and horizontal door bolt is arranged in the horizontal door bolt hole of tapered end below, and horizontal latching is provided with the draw-in groove that matches with the ring dop, and the suit back-moving spring, installing rack is arranged on lower end, horizontal door bolt hole.
Installing rack is provided with arc insurance pintle.
Below in conjunction with drawings and Examples detailed content of the present utility model is described.
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is a mounting structure schematic diagram of the present utility model.
As shown in the figure, the utility model comprises tapered end 1, horizontal door bolt 7, back-moving spring 10 and installing rack 11, tapered end 1 is an overall structure, wherein lock core 2 is connected with dial axis 3 and rotation in the same way, dial axis 3 is provided with ring 4 and torsion spring 5, ring 4 is provided with dop 6, pin one end of torsion spring 5 is fixed on the tapered end 1, the other end is fixed on the ring 4, horizontal door bolt 7 is arranged in the horizontal door bolt hole 8 of tapered end 1 below, and horizontal door bolt 7 is provided with the draw-in groove 9 that matches with ring dop 6, and suit back-moving spring 10, installing rack 11 is arranged on the lower end in horizontal door bolt hole 8, and installing rack 11 is provided with arc insurance pintle 12.During use, lock is installed on the crossbeam of bicycle Vee formation, during locking, take advantage of a situation again with that leg that puts down bike rack and to advance horizontal door bolt 7, dop 6 on the ring 4 matches with draw-in groove 9 on the horizontal door bolt 7 under the effect of torsion spring 5 and sticks in the draw-in groove 9, locking is closed, and at this moment, horizontal door bolt 7 is between any two steel wires in the bicycle quick.When unblanking, key makes dop 6 separate with draw-in groove 9, and horizontal door bolt 7 ejects under the effect of back-moving spring 10 voluntarily.Under locked state, if want by rotating installing rack 11, make horizontal door bolt 7 displacements and break away from the normal position, thereby steal bicycle, to this situation, the utility model has specially been set up insurance pintle 12, makes horizontal door bolt 7 break away from the entopic while in displacement, insurance pintle 12 is between any two steel wires of wheel, and bicycle can not be stolen.
The utility model is by above-mentioned specific design, has simple in structurely, and it is convenient to open and close, and the advantage that theftproof performance is strong is a kind of desirable anti-theft lock for bicycle.
Claims (2)
1, a kind of anti-theft lock for bicycle, comprise tapered end, horizontal door bolt, back-moving spring and installing rack, it is characterized in that: tapered end (1) is an overall structure, wherein lock core (2) is connected with dial axis (3) and rotation in the same way, dial axis (3) is provided with ring (4) and torsion spring (5), ring (4) is provided with dop (6), pin one end of torsion spring (5) is fixed on the tapered end (1), the other end is fixed on the ring (4), horizontal door bolt (7) is arranged in the horizontal door bolt hole (8) of tapered end (1) below, horizontal door bolt (7) is provided with the draw-in groove (9) that matches with ring dop (6), and suit back-moving spring (10), and installing rack (11) is arranged on the lower end in horizontal door bolt hole (8).
2, anti-theft lock for bicycle according to claim 1 is characterized in that: installing rack (11) is provided with arc insurance pintle (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96216992 CN2283109Y (en) | 1996-07-18 | 1996-07-18 | Theft-proof lock for bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96216992 CN2283109Y (en) | 1996-07-18 | 1996-07-18 | Theft-proof lock for bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2283109Y true CN2283109Y (en) | 1998-06-03 |
Family
ID=33898299
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 96216992 Expired - Fee Related CN2283109Y (en) | 1996-07-18 | 1996-07-18 | Theft-proof lock for bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2283109Y (en) |
-
1996
- 1996-07-18 CN CN 96216992 patent/CN2283109Y/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 |