CN204850788U - Lock - Google Patents
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- Publication number
- CN204850788U CN204850788U CN201520461350.8U CN201520461350U CN204850788U CN 204850788 U CN204850788 U CN 204850788U CN 201520461350 U CN201520461350 U CN 201520461350U CN 204850788 U CN204850788 U CN 204850788U
- Authority
- CN
- China
- Prior art keywords
- lock
- lock body
- lock core
- key
- core
- 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 provides a lock, includes lock body (1), lock core (2), U -shaped locking lever (3), key (4), U -shaped locking lever (3) left end is articulated with lock body (1) left end, and lock core (2) set up in lock body (1) right -hand member, its characterized in that: lock core (2) and lock body (1) be trapezoidal screw -thread fit, key (4) outer and lock body (1) be circular cooperation, interior and lock core (2) cooperate for the polygon. The utility model discloses simple structure, novel in design reasonable, it is effectual to prevent burglary.
Description
Technical field
The utility model relates to a kind of lock.
Background technology
At present, the motor bicycle lock on market, major part is U-shape lock, and be usually made up of lock body, locking bar and lock core, lock core is easily destroyed, and adopts the horizontal handle triangle of band to hang cutter class instrument hinge and cuts lock core, just can open easily.Another kind of lock core is installed on both sides in lock body with its band spring pin formula dead bolt of shift fork, control it by spring and shifting block to stretch, peg type dead bolt is only provided with a groove that shift fork can be made to stir in corresponding end, when meeting outside and knocking, dead bolt easily departs from groove, and theftproof performance is bad.
Summary of the invention
The purpose of this utility model: it is both simple that the purpose of this utility model is to provide one, lock safe and reliable again.
For completing above object, the utility model is realized by following scheme:
A kind of lock, comprises lock body (1), lock core (2), U-shape sword iron (3), key (4); U-shape sword iron (3) left end and lock body (1) left end hinged, lock core (2) is arranged in lock body (1) right-hand member; It is characterized in that: lock core (2) with lock body (1) for trapezoidal thread coordinates, key (4) is rounded engagement with lock body (1) outward, interior with lock core (2) for polygon coordinates.
Advantage of the present utility model: the utility model lock core is coordinated by trapezoidal thread with lock body, key and lock body by rounded engagement, interiorly to be coordinated by polygon with lock core.Reasonable in design, structure is simple, without any loose part.There is pick-proof, the effect of anti-saw, safe and reliable.
Accompanying drawing explanation
Fig. 1 is general construction schematic diagram of the present utility model.
Fig. 2, Fig. 3 are partial enlarged drawings.
In figure, 1 be lock body, 2 be lock core, 3 be U-shape sword iron, 4 for key.
Detailed description of the invention
As shown in Figure 1, Figure 2, Figure 3 shows, a kind of lock, comprises lock body (1), lock core (2), U-shape sword iron (3), key (4); U-shape sword iron (3) left end and lock body (1) left end hinged, lock core (2) is arranged in lock body (1) right-hand member; It is characterized in that: lock core (2) with lock body (1) for trapezoidal thread coordinates, key (4) is rounded engagement with lock body (1) outward, interior with lock core (2) for polygon coordinates.
Claims (1)
1. a lock, comprises lock body (1), lock core (2), U-shape sword iron (3), key (4); U-shape sword iron (3) left end and lock body (1) left end hinged, lock core (2) is arranged in lock body (1) right-hand member; It is characterized in that: lock core (2) with lock body (1) for trapezoidal thread coordinates, key (4) is rounded engagement with lock body (1) outward, interior with lock core (2) for polygon coordinates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520461350.8U CN204850788U (en) | 2015-07-01 | 2015-07-01 | Lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520461350.8U CN204850788U (en) | 2015-07-01 | 2015-07-01 | Lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204850788U true CN204850788U (en) | 2015-12-09 |
Family
ID=54741350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520461350.8U Expired - Fee Related CN204850788U (en) | 2015-07-01 | 2015-07-01 | Lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204850788U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104963567A (en) * | 2015-07-01 | 2015-10-07 | 广西职业技术学院 | Safety lock |
-
2015
- 2015-07-01 CN CN201520461350.8U patent/CN204850788U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104963567A (en) * | 2015-07-01 | 2015-10-07 | 广西职业技术学院 | Safety lock |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151209 Termination date: 20190701 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |