CN201358648Y - Push-pull type anti-theft door-window lock - Google Patents
Push-pull type anti-theft door-window lock Download PDFInfo
- Publication number
- CN201358648Y CN201358648Y CNU200920114136XU CN200920114136U CN201358648Y CN 201358648 Y CN201358648 Y CN 201358648Y CN U200920114136X U CNU200920114136X U CN U200920114136XU CN 200920114136 U CN200920114136 U CN 200920114136U CN 201358648 Y CN201358648 Y CN 201358648Y
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- CN
- China
- Prior art keywords
- lock
- dead bolt
- plug
- security door
- cam
- 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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Abstract
The utility model discloses a push-pull type anti-theft door-window lock which comprises a lock shell. A lock head is arranged at the outer side of the lock shell, a lock core positioning piece is arranged in the lock shell, a lock core which is arranged on the lock core positioning piece is provided with a lock tongue, the lock tongue which is provided with a lock hook is connected in the lock shell by a positioning rotating shaft in a rotating manner, the lock core is connected with a cam, the cam is clung to the lower side of the lock tongue relatively deviating the position at the left side of the positioning rotating shaft, a return spring is arranged at the upper side at the rear part of the lock tongue, one end of the return spring is jacked at the upper side wall at the rear part of the lock tongue, and the other end of the return spring is jacked on the inner wall of the lock shell. The provided push-pull type anti-theft door-window lock has the characteristics of simple structure, good firmness and excellent operating performance.
Description
Technical field
The utility model relates to a kind of plug-type security door sash lock.
Background technology
Open day be that the Chinese invention patent open file that January 26, publication number in 2000 are CN2360550 discloses a kind of lock for slide door or window, this lock for slide door or window comprises lock body and snap close, latch hook is hinged and be furnished with the extrapolation spring through mandrel and lock body, the pintle hook lock activity is installed on the lock body and sets return spring, lock-bit card on the dop of pintle hook lock and the latch hook is along cooperating, in lock body, also be provided with the position-arresting card that is provided with on stop bit dop and the latch hook along cooperating, the inside recess of the positive facade of snap close bottom is provided with impact walls, inside recess vertically in the edge establish the hook edge.This lock for slide door or window complex structure, and be not easy to processing, firmness difference and life of product are shorter, and operating characteristics is relatively poor.
Summary of the invention
Technical problem to be solved in the utility model provides a kind of simple in structure, firmness is better and operating characteristics is preferable plug-type security door sash lock.
For this reason, the plug-type security door sash lock that the utility model provides comprises lock housing, the lock housing outside has tapered end, be provided with the lock core keeper in the lock housing, the lock core keeper is provided with lock core, lock core disposes dead bolt, dead bolt has latch hook, dead bolt is rotatably connected in the lock housing by positioning rotating shaft, lock core is connected with cam, cam is close to the position that the dead bolt downside is partial to the positioning rotating shaft left side relatively, and dead bolt rear portion upside is provided with back-moving spring, and an end of back-moving spring withstands on the dead bolt rear portion upper side wall other end and withstands on the inwall of lock housing.
Because the dead bolt of the plug-type security door sash lock that the utility model provides disposes back-moving spring and latch hook, when tapered end and locked groove collision, the latch hook of dead bolt front end is stressed, cause dead bolt to turn clockwise around positioning rotating shaft, must overcome the active force of back-moving spring during rotation, after latch hook enters locked groove, dead bolt is resetted by the active force of back-moving spring to impel latch hook can keep the state of locking again, and latch hook is subjected to the effect of back-moving spring to remain the situation of rotating towards the locking direction under usual not stressed state, thisly cooperate the structure of rotating dead bolt very simple by back-moving spring, be convenient to very much produce from angle of practice, and operation easily, firmness is also better.
Description of drawings
Plug-type security door sash lock that Fig. 1 provides for the utility model and structure cross-sectional schematic after locked groove cooperates, this state Xiamen sash lock is in locking state.
The structural representation that the plug-type security door sash lock that Fig. 2 provides for the utility model dissects along tapered end.
In each accompanying drawing: 1, back-moving spring, 2, deep-slotted chip breaker, 3, cam, 4, dead bolt, 5, lock housing, 9, latch hook, 10, locked groove, 11, long slot bore, 13, the lock core keeper, 16, spring groove, 17, rotating disc, 18, the axis of rotation core, 19, tapered end.
The specific embodiment
As Fig. 1, shown in Figure 2, the plug-type security door sash lock that the utility model provides, comprise lock housing 5, lock housing 5 outsides have tapered end 19, tapered end 19 outboard ends are with rotating disc 17, be provided with lock core keeper 13 in the lock housing 5, lock core keeper 13 is provided with lock core, lock core disposes dead bolt 4, dead bolt 4 has latch hook 9, dead bolt is rotatably connected in the lock housing 5 by positioning rotating shaft 3, lock core is connected with cam 3, and lock core has axis of rotation core 18, and cam 3 is arranged at axis of rotation core 18 rear ends, can drive cam 3 by axis of rotation core 18 during key rotates, cam 3 is close to the position that dead bolt 4 downsides are partial to positioning rotating shaft 3 left sides relatively, and cam 3 rotates and can push dead bolt 4, makes its rotation and then opens the door and window lock, dead bolt 4 rear portion upsides are provided with back-moving spring 1, and an end of back-moving spring 1 withstands on the dead bolt 4 rear portion upper side wall other ends and withstands on the inwall of lock housing 5.The dead bolt 4 downsides position of being partial to positioning rotating shaft 3 left sides relatively offers the deep-slotted chip breaker 2 with the cam coupling in the present embodiment, described cam 3 places in the deep-slotted chip breaker 2, be convenient to more exactly dead bolt 4 be pushed up corresponding position, dead bolt 4 rear portion upsides offer spring groove 16, and back-moving spring 1 is arranged in the spring groove 16.Plug-type in the present embodiment security door sash lock is equipped with locked groove 10, and locked groove 10 has long slot bore 11.
Claims (9)
1, a kind of plug-type security door sash lock, comprise lock housing (5), lock housing (5) outside has tapered end (19), be provided with lock core keeper (13) in the lock housing (5), lock core keeper (13) is provided with lock core, lock core disposes dead bolt (4), dead bolt (4) has latch hook (9), dead bolt (4) is rotatably connected in the lock housing (5) by positioning rotating shaft (3), it is characterized in that: described lock core is connected with cam (3), cam (3) is close to the position that dead bolt (4) downside is partial to positioning rotating shaft (3) left side relatively, described dead bolt (4) rear portion upside is provided with back-moving spring (1), and an end of back-moving spring (1) withstands on dead bolt (4) the rear portion upper side wall other end and withstands on the inwall of lock housing (5).
2, plug-type security door sash lock according to claim 1 is characterized in that: the position that described dead bolt (4) downside is partial to positioning rotating shaft (3) left side relatively offers the deep-slotted chip breaker (2) that mates with cam, and described cam (3) places in the deep-slotted chip breaker (2).
3, plug-type security door sash lock according to claim 1 and 2 is characterized in that: described dead bolt (4) rear portion upside offers spring groove (16), and back-moving spring (1) is arranged in the spring groove (16).
4, plug-type security door sash lock according to claim 1 and 2, it is characterized in that: described lock core has axis of rotation core (18), and cam (3) is arranged at axis of rotation core (18) rear end.
5, plug-type security door sash lock according to claim 3, it is characterized in that: described lock core has axis of rotation core (18), and cam (3) is arranged at axis of rotation core (18) rear end.
6, plug-type security door sash lock according to claim 1 and 2 is characterized in that: described tapered end (19) outboard end is with rotating disc (17).
7, plug-type security door sash lock according to claim 3 is characterized in that: described tapered end (19) outboard end is with rotating disc (17).
8, plug-type security door sash lock according to claim 4 is characterized in that: described tapered end (19) outboard end is with rotating disc (17).
9, plug-type security door sash lock according to claim 5 is characterized in that: described tapered end (19) outboard end is with rotating disc (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200920114136XU CN201358648Y (en) | 2009-02-23 | 2009-02-23 | Push-pull type anti-theft door-window lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200920114136XU CN201358648Y (en) | 2009-02-23 | 2009-02-23 | Push-pull type anti-theft door-window lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201358648Y true CN201358648Y (en) | 2009-12-09 |
Family
ID=41424410
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU200920114136XU Expired - Fee Related CN201358648Y (en) | 2009-02-23 | 2009-02-23 | Push-pull type anti-theft door-window lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201358648Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107299795A (en) * | 2016-04-14 | 2017-10-27 | 廖万来 | Window locks fastener positioning device |
-
2009
- 2009-02-23 CN CNU200920114136XU patent/CN201358648Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107299795A (en) * | 2016-04-14 | 2017-10-27 | 廖万来 | Window locks fastener positioning device |
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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: 20091209 Termination date: 20120223 |