CN2221636Y - Safety lock - Google Patents
Safety lock Download PDFInfo
- Publication number
- CN2221636Y CN2221636Y CN 95215836 CN95215836U CN2221636Y CN 2221636 Y CN2221636 Y CN 2221636Y CN 95215836 CN95215836 CN 95215836 CN 95215836 U CN95215836 U CN 95215836U CN 2221636 Y CN2221636 Y CN 2221636Y
- Authority
- CN
- China
- Prior art keywords
- lock
- lever
- lock bolt
- locking key
- locking
- 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 relates to a safety lock. A lock key arranged on a grab handle can push a lock key lever so that a lock clamp matched with the lock key lever can be opened, a lock bolt pull track which is connected with the lock clamp can be driven to move, the lock bolt can be retracted or stretched, and accordingly, a door can be controlled to be opened or closed. The utility model has the advantages of simple structure, stable performance and reliability, which is an ideal safety lock for doors.
Description
The utility model relates to a kind of safety lock.
Present general door safety lock is generally rotaryly, controls the advance and retreat of lock bolt by rotating shank of the key, this rotary safety lock, and its complex structure, unstable properties, long-term use is very easily broken down.
The purpose of this utility model is to overcome the above-mentioned deficiency of common door safety lock and a kind of simple in structure, safety lock that dependability is high is provided.
Lever and lateral pin were overall inside and outside the utility model comprised, inside and outside lever socket-connects by loop bar, lever is provided with locking key, the below of locking key is connected with the locking key lever, the locking key lever is fixed on the support by bearing pin, lock core is arranged on the below of inside and outside lever, socket locking bar between two lock cores, connect the insurance snap close on the locking bar, safety lock is buckled and is provided with the fore-set that matches with the locking key lever, the below of the lock bolt during lateral pin is overall is provided with stage clip, and is arranged on together in the lock bolt frame, and lock bolt is by drawing rail to link to each other with its connecting rod that fuses with lock bolt, the lock bolt frame draws between rail with lock bolt and cooperates for movable, be provided with locker between inside and outside lever and lateral pin are overall, an end of locker is inserted into the overall lock bolt of pin and draws in the rail, and the other end also matches with the locking key lever.
Below in conjunction with drawings and Examples detailed content of the present utility model is described.
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is portion's view of the utility model other direction;
Fig. 3 is a locking key lever and the location diagram that insures snap close under the utility model safety position;
Fig. 4 is a locking key lever and the location diagram that insures snap close under the utility model open state.
As shown in the figure, the utility model comprises inside and outside lever (1) and lateral pin overall (10), inside and outside lever (1) socket-connects by loop bar (17), wherein on a lever, be provided with pullover, another lever is provided with trepanning, lever (1) is provided with locking key (2), the below of locking key (2) is connected with locking key lever (3), locking key lever (3) is fixed on the support (5) by bearing pin (4), lock core (6) is arranged on the below of inside and outside lever, socket locking bar (7) between two lock cores (6), between locking bar (7) and the lock core (6) spring (18) can be set also, be connected with insurance snap close (8) on the locking bar (7), safety lock is buckled and is provided with the fore-set (9) that matches with locking key lever (3), lateral pin overall (10) is by lock bolt (11), stage clip (12), lock bolt frame (13), the connecting rod formation that lock bolt draws rail (15) and fuses with lock bolt, wherein stage clip (12) is arranged on the lock bolt below, and be arranged on together in the lock bolt frame (13), lock bolt (11) is by drawing rail (15) to link to each other with connecting rod (14) that lock bolt (11) fuses with lock bolt, lock bolt frame (13) draws between rail (15) with lock bolt and cooperates for movable, be provided with locker (16) between inside and outside lever (1) and lateral pin overall (10), the lock bolt that one end of locker (16) is inserted into pin overall (10) draws in the rail (15), and the other end also matches with locking key lever (3).When the utility model uses, only need press locking key (1), at this moment under open state, locking key lever (3) rotates along bearing pin (4), locker (16) is opened, and draw rail (15) to make the lock bolt retraction by lock bolt, door is opened, when needing insurance, by key rotation lock core, the insurance snap close (8) that is connected with locking bar (7) and then rotates, at this moment, fore-set (9) in insurance snap close (8) withstands locking key lever (3), and the locking key door that can not be pressed has not just been opened.
The utility model has been simplified the complexity of door safety lock greatly by above-mentioned concrete structure, its unlatching, close, safety performance is reliable, fastness good, a kind of desirable door safety lock of can yet be regarded as.
Claims (1)
1, a kind of safety lock, comprise inside and outside lever and tapered end, it is characterized in that: inside and outside lever (1) socket-connects by loop bar (17), lever (1) is provided with locking key (2), the below of locking key (2) is connected with locking key lever (3), locking key lever (3) is fixed on the support (5) by bearing pin (4), lock core (6) is arranged on the below of inside and outside lever, socket locking bar (7) between two lock cores (6), be connected with insurance snap close (8) on the locking bar (7), safety lock is buckled and is provided with the fore-set (9) that matches with locking key lever (3), the below of the lock bolt (11) in the lateral pin overall (10) is provided with stage clip (12), and be arranged on together in the lock bolt frame (13), lock bolt (11) is by drawing rail (15) to link to each other with its connecting rod that fuses (14) and lock bolt, and lock bolt frame (13) draws between rail (15) with lock bolt and cooperates for movable, and inside and outside lever (1) and lateral pin are provided with locker (16) between overall (10), the lock bolt that one end of locker (16) is inserted into lateral pin overall (10) draws in the rail (15), and the other end also matches with locking key lever (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 95215836 CN2221636Y (en) | 1995-06-28 | 1995-06-28 | Safety lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 95215836 CN2221636Y (en) | 1995-06-28 | 1995-06-28 | Safety lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2221636Y true CN2221636Y (en) | 1996-03-06 |
Family
ID=33865080
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 95215836 Expired - Fee Related CN2221636Y (en) | 1995-06-28 | 1995-06-28 | Safety lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2221636Y (en) |
-
1995
- 1995-06-28 CN CN 95215836 patent/CN2221636Y/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 | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |