CN2732928Y - Side lock for security door - Google Patents
Side lock for security door Download PDFInfo
- Publication number
- CN2732928Y CN2732928Y CN 200420090902 CN200420090902U CN2732928Y CN 2732928 Y CN2732928 Y CN 2732928Y CN 200420090902 CN200420090902 CN 200420090902 CN 200420090902 U CN200420090902 U CN 200420090902U CN 2732928 Y CN2732928 Y CN 2732928Y
- Authority
- CN
- China
- Prior art keywords
- lock
- planker
- lock housing
- chute
- slurcam
- 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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- Wing Frames And Configurations (AREA)
Abstract
The utility model discloses a side lock for a security door, comprising a panel (1), a lock shell (5), a lock bolt (3), a carriage (2), a driving plate (9), and a push bar (13). The driving plate (9) is arranged between the carriage (2) and the bottom surface of the lock shell (5), and both ends of the driving plate are inserted into upper and lower jacks of the driving plate of the lock shell (5). A straight chute (10) and an inclined chute (12) are arranged on the driving plate (9); a guiding column pin (8) is fixed the bottom of the lock shell (5) to be inserted into the straight chute (10); a horizontal chute (11) is arranged at the bottom surface of the lock shell (5). A column pin of the carriage (4) is fixed on the carriage (2) to be inserted into the inclined chute (12) and the horizontal chute (11). With the structure above, the lock for the security door moves up and down by that a connecting system drives the push bar (13) and the driving plate (9), the inclined chute (12) drives the carriage (2) slide in the horizontal chute (11) to drive the horizontal expansion and contraction of the lock bolt (3), and thus the side lock can be opened and closed. The utility model has advantages of reasonable structure, flexible and easy opening, light weight, compactness, long service life, etc.
Description
Technical field
The utility model relates to a kind of annex of safe-guard door lock, particularly a kind of limit lock that is used with safe-guard door lock.
Background technology
In order to improve the theftproof performance of security door, people also set up antitheft limit lock at the periphery of security door except the structure of improving doorframe and door leaf, link together by link gear between limit lock and the door lock, during use, the limit is locked under the door lock drive and door lock is opened synchronously or closure.And existing security door limit be latched in complex structure, volume big, stir weak point such as dumb, the effort of unblanking.
Summary of the invention
For overcoming the disadvantage of above-mentioned existence, problem to be solved in the utility model provides a kind of security door limit rational in infrastructure, that feel light, stir flexible, volume is little, cost is low and locks.The technical scheme that its technical problem that solves the utility model adopts comprises panel, lock housing, dead bolt, planker, slurcam, push rod, panel is fixed on the lock housing, dead bolt is inserted in the dead bolt hole of panel, its afterbody and planker one side are fixed, the opposite side of planker is inserted in the planker hole of lock housing, described slurcam is placed between the bottom surface of planker and lock housing, its two be inserted in respectively lock housing on, in the following slurcam jack, slurcam is provided with straight runner and oblique chute, the guiding pin is fixed on the lock housing bottom and is inserted in the straight runner, and push rod and slurcam fuse and pass the lock housing push-rod hole and stretch out lock housing; The lock housing bottom surface is provided with horizontal concrete chute, is fixed with the planker pin on the planker, and the planker pin is inserted in oblique chute and the horizontal concrete chute.
Flexible, light for the limit lock is opened, be provided with extension spring between described push rod and the lock housing; Described planker is provided with horizontal guide groove, and the guiding pin inserts in the horizontal guide groove.
After adopting said structure, the limit lock connects into safe-guard door lock by link gear, when using, safe-guard door lock prolongs the guiding pin by link gear drive push rod and slurcam and moves up and down, the oblique chute of slurcam slides in horizontal concrete chute by the planker pin drive planker of planker, thereby it is flexible to drive limit lock dead bolt level, realizes that the limit lock opens and closes; Have advantages such as rational in infrastructure, that unlatching is light flexibly, feel is light, volume is little, the life-span is long.
Description of drawings
Fig. 1 is a structural representation of the present utility model.Wherein 1 is panel, and 2 is planker, and 3 is dead bolt, and 4 is the planker pin, and 5 is lock housing, and 6 is horizontal guide groove, and 7 are extension spring, and 8 are the guiding pin, and 9 is slurcam, and 10 is straight runner, and 11 is horizontal concrete chute, and 12 is oblique chute, and 13 is push rod.
The specific embodiment
Shown in Figure 1, specific embodiments for a kind of security door of the utility model limit lock, it comprises panel 1, lock housing 5, dead bolt 3, planker 2, slurcam 9, push rod 13, panel 1 is fixed on the lock housing 5, dead bolt 3 is inserted in the dead bolt hole of panel 1, its afterbody and planker 2 one sides are fixed, the opposite side of planker 2 is inserted in the planker hole of lock housing 5, described slurcam 9 is placed between the bottom surface of planker 2 and lock housing 5, its two be inserted in respectively lock housing 5 on, in the following slurcam jack, slurcam 9 is provided with straight runner 10 and oblique chute 12, guiding pin 8 is fixed on lock housing 5 bottoms and is inserted in the straight runner 10, and push rod 13 fuses with slurcam 9 and passes the lock housing push-rod hole and stretch out lock housing 5; Lock housing 5 bottom surfaces are provided with horizontal concrete chute 11, are fixed with planker pin 4 on the planker 2, and planker pin 4 is inserted in oblique chute 12 and the horizontal concrete chute 11.Flexible, light for the limit lock is opened, be provided with extension spring 7 by drag hook between described push rod 13 and the lock housing 5, the deadweight of balance link gear; Described planker 2 is provided with horizontal guide groove 6, and guiding pin 8 inserts in the horizontal guide groove 6, and horizontally-guided is more accurate.
Claims (3)
1, a kind of security door limit lock, comprise panel (1), lock housing (5), dead bolt (3), planker (2), slurcam (9), push rod (13), panel (1) is fixed on the lock housing (5), dead bolt (3) is inserted in the dead bolt hole of panel (1), its afterbody and planker (2) one sides are fixed, the opposite side of planker (2) is inserted in the planker hole of lock housing (5), it is characterized in that: described slurcam (9) is placed between the bottom surface of planker (2) and lock housing (5), its two be inserted in respectively lock housing (5) on, in the following slurcam jack, slurcam (9) is provided with straight runner (10) and oblique chute (12), guiding pin (8) is fixed on lock housing (5) bottom and is inserted in the straight runner (10), and push rod (13) fuses with slurcam (9) and passes the lock housing push-rod hole and stretch out lock housing (5); Lock housing (5) bottom surface is provided with horizontal concrete chute (11), is fixed with planker pin (4) on the planker (2), and planker pin (4) is inserted in oblique chute (12) and the horizontal concrete chute (11).
2, security door according to claim 1 limit lock is characterized in that: be provided with extension spring (7) between described push rod (13) and the lock housing (5).
3, security door according to claim 1 and 2 limit lock, it is characterized in that: described planker (2) is provided with horizontal guide groove (6), and guiding pin (8) inserts in the horizontal guide groove (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420090902 CN2732928Y (en) | 2004-10-12 | 2004-10-12 | Side lock for security door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420090902 CN2732928Y (en) | 2004-10-12 | 2004-10-12 | Side lock for security door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2732928Y true CN2732928Y (en) | 2005-10-12 |
Family
ID=35068769
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420090902 Expired - Fee Related CN2732928Y (en) | 2004-10-12 | 2004-10-12 | Side lock for security door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2732928Y (en) |
-
2004
- 2004-10-12 CN CN 200420090902 patent/CN2732928Y/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: 20051012 Termination date: 20091112 |