CN2467712Y - Crab claw lock with safety knob - Google Patents
Crab claw lock with safety knob Download PDFInfo
- Publication number
- CN2467712Y CN2467712Y CN 01238457 CN01238457U CN2467712Y CN 2467712 Y CN2467712 Y CN 2467712Y CN 01238457 CN01238457 CN 01238457 CN 01238457 U CN01238457 U CN 01238457U CN 2467712 Y CN2467712 Y CN 2467712Y
- Authority
- CN
- China
- Prior art keywords
- knob
- lock
- spacer pin
- chamber
- wedge
- 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 - Lifetime
Links
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- Clamps And Clips (AREA)
Abstract
The utility model relates to a crab claw lock with a safety knob, particularly relates to a bicycle lock, comprising a lock shell, a lock ring and the knob. The knob is provided with a telescopic spacing pin and a wedge-shaped button, the lock shell is provided with a spacing groove, in the state of unlocking, a spacing lock presses the spacing groove, an accidental lock which is caused by the knob sliding down automatically in running time is prevented, and the utility model overcomes the shortages of the prior art.
Description
The utility model relates to a kind of crab claw lock with Safety knob for electric appliance, is applicable to vehicle, and especially bicycle locks.
At present, only be provided with back-moving spring on the crab claw lock knob on the market, by back-moving spring lock ring is remained on unlocking condition after unblanking, but weaken through use spring after a while, or vibrations when riding, the lock accident is locked, cause the damage of vehicle, even personnel's injury, have very big potential safety hazard.
The purpose of this utility model is to provide a kind of crab claw lock that has more safety for overcoming above-mentioned the deficiencies in the prior art.
In order to achieve the above object, the technical scheme that the utility model adopted is: knob is provided with perpendicular to lock housing surface and telescopic spacer pin and the flexible wedge button of control spacer pin, the lock housing surface is provided with limited impression, when knob was on the limited impression position, lock was in full open position.
The utility model is described in further detail and provide embodiment below in conjunction with accompanying drawing:
Fig. 1 is a utility model embodiment schematic diagram;
Fig. 2 is a utility model embodiment lateral view;
Fig. 3 is an embodiment knob structure schematic diagram.
As shown in Figure 1, the crab claw lock of band Safety knob for electric appliance still comprises lock housing 2, knob 1, knob chute 12, tapered end 10 and lock ring 11, at knob chute 12, tapered end 10 and lock ring 11, above knob chute 12 head ends, be provided with limited impression 5, knob 1 is provided with the spacer pin chamber 6 that is axially perpendicular to limited impression 5, spacer pin chamber 6 is towards an end opening of limited impression 5, other end sealing, spacer pin 3 places in the spacer pin chamber 6 movingly, an end is provided with spring positioning chamber 7 in spacer pin 3 chambeies, be provided with spring 13 in the positioning chamber 7, spacer pin 3 sides are provided with wedge chamber 8, knob 1 side is provided with through hole 9 vertical with spacer pin chamber 6 and that be communicated with, be provided with the wedge button 4 that an end cooperates with wedge chamber 8 in the through hole 9 movingly, when wedge button 4 is pressed, in the spacer pin 3 retraction knobs 1, when unlocking condition, knob 1 is in knob chute 12 head ends, spacer pin 3 is pressed in limited impression 5 under the effect of spring 13, therefore during inter-bank, knob 1 can not slide automatically and cause accident to lock, in the time of need locking, press wedge button 4, the inclined-plane of wedge button 4 promotes on the spacer pin 3 reduction and can spur knob 1 to the knob 1 and slide to end 12 times along the knob chute and lock.The further scheme of present embodiment can be that axial direction and the knob 1 of wedge button 4 direction of locking is parallel, rises and knob is pushed to lock 1 time in the spacing lock 3 pressing down wedge button 4 like this, uses convenient.
Claims (3)
1, a kind of crab claw lock with Safety knob for electric appliance, comprise lock housing, lock ring and the knob that links with lock ring, it is characterized in that: described knob (1) is provided with perpendicular to lock housing (2) surface and telescopic spacer pin (3) and the flexible wedge button (4) of control spacer pin (3), lock housing (2) surface is provided with limited impression (5), when knob (1) was on limited impression (5) position, lock was in full open position.
2, the crab claw lock of band Safety knob for electric appliance according to claim 1, it is characterized in that: described knob (1) is provided with the spacer pin chamber (6) that is axially perpendicular to limited impression (5), spacer pin chamber (6) is towards an end opening of limited impression (5), other end sealing, spacer pin (3) places in the spacer pin chamber (6) movingly, an end is provided with spring positioning chamber (7) in spacer pin (3) chamber, be provided with spring (13) in the positioning chamber (7), spacer pin (3) side is provided with wedge chamber (8), knob (1) side is provided with through hole (9) vertical with spacer pin chamber (6) and that be communicated with, be provided with the wedge button (4) that an end cooperates with wedge chamber (8) in the through hole (9) movingly, wedge button (4) is when pressing, in spacer pin (3) the retraction knob (1).
3, the crab claw of band Safety knob for electric appliance according to claim 1 and 2 lock is characterized in that: described wedge button (4) axial direction and knob (1) line of travel of locking is parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01238457 CN2467712Y (en) | 2001-03-21 | 2001-03-21 | Crab claw lock with safety knob |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01238457 CN2467712Y (en) | 2001-03-21 | 2001-03-21 | Crab claw lock with safety knob |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2467712Y true CN2467712Y (en) | 2001-12-26 |
Family
ID=33651079
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01238457 Expired - Lifetime CN2467712Y (en) | 2001-03-21 | 2001-03-21 | Crab claw lock with safety knob |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2467712Y (en) |
-
2001
- 2001-03-21 CN CN 01238457 patent/CN2467712Y/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: ZHEJIANG ZHONGLI GROUP CO.,LTD. Free format text: FORMER OWNER: ZHAN XIANGUANG Effective date: 20040123 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20040123 Patentee after: ZHEJIANG ZHONGLI GROUP CO., LTD. Patentee before: Zhan Xianguang |
|
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20110321 Granted publication date: 20011226 |