CN2880996Y - Safety device of steel pipe gear wheel lock - Google Patents
Safety device of steel pipe gear wheel lock Download PDFInfo
- Publication number
- CN2880996Y CN2880996Y CN 200620039890 CN200620039890U CN2880996Y CN 2880996 Y CN2880996 Y CN 2880996Y CN 200620039890 CN200620039890 CN 200620039890 CN 200620039890 U CN200620039890 U CN 200620039890U CN 2880996 Y CN2880996 Y CN 2880996Y
- Authority
- CN
- China
- Prior art keywords
- lock
- locking rod
- gear wheel
- safety device
- brake
- 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
Landscapes
- Lock And Its Accessories (AREA)
Abstract
The utility model discloses a safety device of steel pipe gear wheel lock which is an improvement of prior steel pipe gear wheel lock. It is characterized in that: a locking rod is arranged in a lock head; a brake piece with a notch is arranged at the bottom of a lock core; a button is arranged at the top of the locking rod provided with a spring at its bottom; a locking block is arranged on the locking rod; and the locking block is matched with the notch on the brake piece. The utility model is simple in structure, convenient to use, safe and reliable, which is suitable to be used on various bicycles, electric vehicles and motorcycles.
Description
Technical field
The utility model relates to a kind of gear wheel lock of steel tube, relates more specifically to a kind of safety device of gear wheel lock of steel tube.
Background technology
A kind of safety device 02266806.3 of gear wheel lock of steel tube is disclosed, though this lock is under any state, lock bolt can not fall, because the handle and the key direction of insertion of safety device are 90 °, must operate simultaneously with two hands when unblanking, it is very inconvenient to use.
Summary of the invention
When being a kind of the use is provided, the purpose of this utility model can finish the function that opens and closes lock with singlehanded, can prevent the safety device of the gear wheel lock of steel tube that lock bolt falls again, the utility model is made up of key, lock housing, tapered end shell, lock bolt, lock core, locking rod, the lock core lower end is provided with a brake(-holder) block, and its upper end has a recess, and a locking rod is set in the tapered end, the upper end of locking rod is provided with button, the lower end is provided with spring, and the locking rod is provided with a latch segment, the recess coupling on latch segment and the brake(-holder) block.During locking, key inserts lock core, and push button makes the latch segment that is located on the locking rod leave brake(-holder) block simultaneously, pulls key, and lock just enters blocking.When unblanking, pull the key reverse rotation, brake(-holder) block moves, and makes the latch segment of locking on the rod enter recess on the brake(-holder) block, and lock is opened.The utility model is because after unblanking, latch segment inserts the recess on the brake(-holder) block, and under any state, lock bolt can not fall, thereby has avoided the generation of accident.
Description of drawings
Accompanying drawing 1 is the utility model structural representation
The specific embodiment
As figure, the utility model is connected as a single entity by lock housing 10 and tapered end shell 9, be provided with locking rod 3 in the tapered end shell 9, the upper end of locking rod 3 is provided with button 2, the lower end of locking rod 3 is provided with spring 5, and the lower end of locking rod 3 also is provided with latch segment 6, and the lower end of lock core 1 makes moving plate 7, have recess 4 on the brake(-holder) block 7, brake(-holder) block 7 is complementary with latch segment 6.
During locking: key 8 inserts lock core 1, and push button 2 makes the latch segment 6 that is located on the locking rod 3 leave the recess 4 of the brake(-holder) block 7 of lock core 1 lower end simultaneously, pulls key 8, and lock just enters blocking.
When unblanking: pull key 8 reverse rotations, because the moving of brake(-holder) block, latch segment 6 on the locking rod 3 is entered in the recess 4 on the brake(-holder) block 7, lock is opened.Latch segment 6 inserts the recess 4 of brake(-holder) block 7, and under any state, lock bolt 11 can not fall.
Claims (2)
1, a kind of safety device of gear wheel lock of steel tube, comprise lock housing, tapered end shell, lock bolt, lock core, key, it is characterized in that also comprising brake(-holder) block, locking rod, brake(-holder) block places the lock core lower end, has a recess on the brake(-holder) block, and the locking rod is arranged in the tapered end, the upper end of locking rod is provided with button, the lower end is provided with spring, and the locking rod is provided with a latch segment, the recess coupling on latch segment and the brake(-holder) block.
2, the safety device of a kind of gear wheel lock of steel tube according to claim 1 is characterized in that the button of safety device and lock core are same direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620039890 CN2880996Y (en) | 2006-03-03 | 2006-03-03 | Safety device of steel pipe gear wheel lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620039890 CN2880996Y (en) | 2006-03-03 | 2006-03-03 | Safety device of steel pipe gear wheel lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2880996Y true CN2880996Y (en) | 2007-03-21 |
Family
ID=37880836
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620039890 Expired - Fee Related CN2880996Y (en) | 2006-03-03 | 2006-03-03 | Safety device of steel pipe gear wheel lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2880996Y (en) |
-
2006
- 2006-03-03 CN CN 200620039890 patent/CN2880996Y/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 | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070321 Termination date: 20110303 |