CN203201303U - Anti-theft lock with extension length of latch bolt adjustable - Google Patents
Anti-theft lock with extension length of latch bolt adjustable Download PDFInfo
- Publication number
- CN203201303U CN203201303U CN 201320192968 CN201320192968U CN203201303U CN 203201303 U CN203201303 U CN 203201303U CN 201320192968 CN201320192968 CN 201320192968 CN 201320192968 U CN201320192968 U CN 201320192968U CN 203201303 U CN203201303 U CN 203201303U
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- Prior art keywords
- latch bolt
- touches
- touch
- lock
- lock tongue
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Abstract
The utility model discloses an anti-theft lock with the extension length of a latch bolt adjustable. The anti-theft lock comprises a lock shell, a main bolt assembly and a latch bolt assembly are arranged in the lock shell, the latch bolt assembly comprises a touch latch bolt, a touch latch bolt rod and a touch latch bolt resetting spring, the touch latch bolt rod is provided with external threads, the touch latch bolt is provided with a through type connection hole, the inner wall of the connection hole is provided with internal threads, an end face of the touch latch bolt rod is provided with a screw groove, and the touch latch bolt is connected with the touch latch bolt rod through threads. A screwdriver corresponding to the screw groove of the touch latch bolt rod can be extended into the connection hole according to the width of a door crack without opening the lock shell, the extension length of the touch latch bolt can be adjusted by rotating the touch latch bolt rod, the adjustment can be performed conveniently, the lock is convenient to install, and the safety performance of the lock is improved.
Description
Technical field
The utility model relates to a kind of lockset, particularly a kind of theftproof lock that is installed on the body.
Background technology
China Patent No. is " 201220275533.7 ", name is called " a kind of theftproof lock with special reinforcement lock function " patent document and discloses a kind of lock, this lockset utilizes at closing time doorframe extruding latch bolt to retract, triggering the master lock tongue ejects, realize self-locking purpose, has good tamper-resistant function, greatly improved the safety of lockset, but the latch bolt extension elongation of this lockset is fixed, because in practice, doorframe differs with the gap size of door body, usually cause because the latch bolt length of stretching out is inadequate, the door body close put in place retread tongue not retraction put in place, can not trigger main tongue and eject and lock, also just can not realize a body automatic locking function, perhaps because the length of stretching out of latch bolt is long, the door body do not close put in place retread tongue just retraction put in place, the side's of triggering tongue ejects, a body can not be automatically locked, the security performance of lockset is descended greatly.
The utility model content
In order to overcome the deficiencies in the prior art, the utility model provides a kind of latch bolt extension elongation anti-theft lock with adjustable.
The technical scheme that its technical problem that solves the utility model adopts is:
A kind of latch bolt extension elongation anti-theft lock with adjustable, comprise lock housing, be provided with main tongue assembly and latch bolt assembly in the described lock housing, described latch bolt assembly comprises and touches oblique dead bolt, touch inclined lock tongue pole and be installed in the described oblique dead bolt back-moving spring that touches that touches on the inclined lock tongue pole, the described inclined lock tongue pole that touches touches the end that oblique dead bolt is connected and is provided with external screw thread with described, describedly touch oblique dead bolt and be provided with and the described connecting hole that touches the perforation of inclined lock tongue pole concentric, the inwall of described connecting hole is provided with and the described internal thread that touches the external screw thread coupling on the inclined lock tongue pole, describedly touches inclined lock tongue pole and the described end face that touches oblique dead bolt link is provided with the screw socket groove.
The beneficial effects of the utility model are: of the present utility modelly touch the connecting hole that oblique dead bolt is provided with perforation, touch oblique dead bolt and touch inclined lock tongue pole and adopt and to be threaded, can be according to the width of crack between a door and its frame, in the situation that do not open lock housing, the screwdriver corresponding with the screw socket groove that touches inclined lock tongue pole stretched in the connecting hole, rotate and touch inclined lock tongue pole, the extension elongation of oblique dead bolt is touched in adjustment, easy to adjust, make the convenient installation of this lockset, improved the security performance of lockset.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the enlarged drawing at dotted line frame place shown in the A among Fig. 1.
The specific embodiment
With reference to Fig. 1, Fig. 2, a kind of latch bolt extension elongation anti-theft lock with adjustable, comprise lock housing 1, be provided with main tongue assembly 6 and latch bolt assembly in the described lock housing 1, described latch bolt assembly comprises and touches oblique dead bolt 2, touch inclined lock tongue pole 4 and be installed in the described oblique dead bolt back-moving spring 5 that touches that touches on the inclined lock tongue pole 4, the described inclined lock tongue pole 4 that touches touches the end that oblique dead bolt 2 is connected and is provided with external screw thread with described, describedly touch oblique dead bolt 2 and be provided with and the described connecting hole 3 that touches the perforation of inclined lock tongue pole 4 concentrics, the inwall of described connecting hole 3 is provided with and the described internal thread that touches the external screw thread coupling on the inclined lock tongue pole 4, the described inclined lock tongue pole 4 that touches is provided with screw socket groove 7 with the described end face that touches oblique dead bolt 2 links, and this screw socket groove 7 is common yi word pattern, cross, interior triangle, hexagon etc.
Of the present utility modelly touch oblique dead bolt and touch inclined lock tongue pole and adopt and to be threaded, touch the connecting hole that oblique dead bolt is provided with perforation, can be according to the width of crack between a door and its frame, in the situation that do not open lock housing, the screwdriver corresponding with the screw socket groove that touches inclined lock tongue pole stretched in the connecting hole, inclined lock tongue pole is touched in rotation, because touching oblique dead bolt can not rotate with touching inclined lock tongue pole, when touching the inclined lock tongue pole rotation, touch oblique dead bolt axially mobile under the effect of screw thread, just can adjust the extension elongation of touching oblique dead bolt, easy to adjust, make the convenient installation of this lockset, improved the security performance of lockset.
Claims (1)
1. latch bolt extension elongation anti-theft lock with adjustable, comprise lock housing (1), be provided with main tongue assembly (6) and latch bolt assembly in the described lock housing, described latch bolt assembly comprises and touches oblique dead bolt (2), touch inclined lock tongue pole (4) and be installed in described touching and touch oblique dead bolt back-moving spring (5) on the inclined lock tongue pole (4), it is characterized in that the described inclined lock tongue pole (4) that touches touches the end that oblique dead bolt (2) is connected and is provided with external screw thread with described, the described oblique dead bolt (2) that touches is provided with and the described connecting hole (3) that touches the perforation of inclined lock tongue pole (4) concentric, the inwall of described connecting hole (3) is provided with and the described internal thread that touches the external screw thread coupling on the inclined lock tongue pole (4), and the described inclined lock tongue pole (4) that touches is provided with screw socket groove (7) with the described end face that touches oblique dead bolt (2) link.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320192968 CN203201303U (en) | 2013-04-16 | 2013-04-16 | Anti-theft lock with extension length of latch bolt adjustable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320192968 CN203201303U (en) | 2013-04-16 | 2013-04-16 | Anti-theft lock with extension length of latch bolt adjustable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203201303U true CN203201303U (en) | 2013-09-18 |
Family
ID=49145422
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320192968 Expired - Fee Related CN203201303U (en) | 2013-04-16 | 2013-04-16 | Anti-theft lock with extension length of latch bolt adjustable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203201303U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104775696A (en) * | 2015-04-13 | 2015-07-15 | 张家港固耐特围栏系统有限公司 | Lockset for outdoor enclosure |
-
2013
- 2013-04-16 CN CN 201320192968 patent/CN203201303U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104775696A (en) * | 2015-04-13 | 2015-07-15 | 张家港固耐特围栏系统有限公司 | Lockset for outdoor enclosure |
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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: 20130918 Termination date: 20160416 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |