CN2392874Y - Automatic door lock - Google Patents
Automatic door lock Download PDFInfo
- Publication number
- CN2392874Y CN2392874Y CN 99238997 CN99238997U CN2392874Y CN 2392874 Y CN2392874 Y CN 2392874Y CN 99238997 CN99238997 CN 99238997 CN 99238997 U CN99238997 U CN 99238997U CN 2392874 Y CN2392874 Y CN 2392874Y
- Authority
- CN
- China
- Prior art keywords
- lock
- block
- hook
- lock core
- slide block
- 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 relates to an automatic door lock which comprises a lock casing, a lock tongue, a lock core A, a drawing block fixedly connected with a rotating shaft of the lock core A, a U-shaped slide block which is clamped on the rotating shaft of the lock core A and can slide, a restoring spring arranged on the rotating shaft of the lock core A, a spring which enables the slide block to restore, another lock core B and a lock rod driven by the lock core B, wherein, the slide block is fixedly connected with the lock tongue, and the bottom of the slide block is fixed with a shifting convex block and a convex block. The utility model is characterized in that a positioning column is arranged on the lock casing, and the other end surface of the drawing block is provided with a hook matched with the positioning column; a sliding block which is in synchronized motion with the slide block is arranged on the slide block, and the side face of the sliding block is provided with a hook; the inner part of the lock casing is provided with a hook block matched with the hook on the sliding block. The utility model can automatically back lock the lock when the lock is opened and a door is closed, and the utility model has the advantages of simple structure and beautiful appearance.
Description
The utility model relates to a kind of automatic door lock.
At present, the automatic door lock of use after unblanking, as is shut the door, and needs with key door to be locked again, uses cumbersome.
The purpose of this utility model provides a kind of after unblanking, when shutting the door again, and the automatic door lock that can automatically door be locked.
In order to achieve the above object, the utility model is to realize like this, comprise lock housing, dead bolt, lock core A, the pulling block of fixedlying connected with lock core A rotating shaft, be stuck in the lock core A rotating shaft and " U " type slide block slidably, be located at the back-moving spring in the lock core A rotating shaft, be located at the spring that making on the lock housing " U " slide block resets, another lock core B and the locking bar that drives by this lock core B; Above-mentioned " U " slide block is fixedlyed connected with dead bolt, is fixed with one and can stirs projection and the spacing block set of restriction pulling block motion when pulling block resets by what pulling block one end face drove below " U " slide block; It is characterized in that: on shell, be provided with a reference column, have the hook that matches with this reference column in the other end of pulling block; On " U " shape slide block, be provided with the sliding shoe that is synchronized with the movement with it, be provided with a hook in the side of sliding shoe; Be provided with hooked scarf in the enclosure, be provided with hook on hooked scarf, when locking, the hook on this hooked scarf matches with hook on the sliding shoe.Reference column in the enclosure be provided with one make on the pulling block hook not with the spring of its dislocation.On " U " shape slide block, also be fixed with a boss; Be provided with a traveller in the enclosure; Have a straight line slide opening and a broken line slide opening on the sliding shoe, above-mentioned boss is located in the straight line slide opening, and traveller is located in the broken line slide opening.On the reference column of hooked scarf, be provided with a back-moving spring.
The utility model compared with prior art has following advantage:
1, when unblanking, when closing to the doorstep again, can automatically lock be locked;
2, simple in structure;
3, good looking appearance.
Fig. 1 is the structural representation of a kind of duty of the utility model;
Fig. 2 is the structural representation of a kind of duty of the utility model.
Below in conjunction with drawings and Examples the utility model is done further detailed description:
As shown in Figure 1, 2, comprise lock housing (1), dead bolt (11), lock core A (17), the pulling block (16) of fixedlying connected with lock core A (17) rotating shaft, be stuck in lock core A (17) rotating shaft and " U " shape slide block (14) slidably, be located at the back-moving spring (19) in lock core A (17) rotating shaft, this back-moving spring (19) resets lock core A (17) rotating shaft and pulling block (16), be located at the spring (13) that " U " shape slide block (14) is resetted on the lock housing (1), another lock core B (2) and the locking bar (7) that drives by this lock core B (2); Above-mentioned " U " shape slide block (14) is fixedlyed connected with dead bolt (11), and being fixed with one below " U " shape slide block (14) can be stirred projection (18) and be withstood the projection (15) of pulling block (16) one end faces when resetting when pulling block (16) by what pulling block (16) one end faces drove; In lock housing (1), be provided with a reference column (20), have the hook (12) that matches with this reference column (20) in the other end of pulling block (16), on reference column (20), be provided with a hook (12) that makes pulling block (16) not with the spring (21) of its dislocation.On " U " shape slide block (14), be provided with the sliding shoe (8) that is synchronized with the movement with it, also be fixed with a boss (22) thereon; In lock housing (1), be provided with a traveller (10); Have a straight line slide opening (23) and a broken line slide opening (9) on the sliding shoe (8), above-mentioned boss (22) is located in the straight line slide opening (23), and traveller (10) is located in the broken line slide opening (9).Be provided with a hook (24) in the side of sliding shoe (8); Be provided with a hooked scarf (5) in lock housing (1), this hooked scarf (5) is provided with the hook (6) that matches with hook (24) on this sliding shoe (8), and when locking, the hook (6) on the hooked scarf (5) hooks mutually with hook (24) on the sliding shoe (8).On the reference column (3) of hooked scarf (5), be provided with a back-moving spring (4).During work, after unblanking, as close the door, after doorframe is run into dead bolt (11), under the effect of each spring, each parts resets, hook (12) on pulling block (16) one end faces hooks reference column (20), and the hook (6) on hook (24) on the sliding shoe (8) and the hooked scarf (5) hooks mutually, and projection (15) withstands the upper surface in addition of pulling block (16), decide face at 3, door lock is locked.
Claims (4)
1, a kind of automatic door lock, comprise lock housing, dead bolt, lock core A, with the pulling block that lock core A rotating shaft is fixedlyed connected, be stuck in the lock core A rotating shaft and " U " shape slide block slidably, be located at the back-moving spring in the lock core A rotating shaft, be located at the spring that making on the lock housing " U " slide block resets, another lock core B and the locking bar that drives by this lock core B; Above-mentioned " U " slide block is fixedlyed connected with dead bolt, and being fixed with one below " U " slide block can be stirred projection and withstood the projection of pulling block one end face when pulling block resets by what pulling block one end face drove; It is characterized in that: on lock housing (1), be provided with a reference column (20), have the hook (12) that matches with this reference column (20) in the other end of pulling block (16); On " U " shape slide block (14), be provided with the sliding shoe (8) that is synchronized with the movement with it, be provided with a hook (24) in the side of sliding shoe (8); Be provided with hooked scarf (5) in lock housing (1), be provided with hook (6) on hooked scarf (5), when locking, the hook (6) on this hooked scarf (5) matches with hook (24) on the sliding shoe (8).
2, automatic door lock according to claim 1 is characterized in that: be provided with on the reference column (20) in lock housing (1) one make on the pulling block (16) hook (12) not with the spring (21) of its dislocation.
3, automatic door lock according to claim 1 is characterized in that: also be fixed with a boss (22) on " U " shape slide block (14); In lock housing (1), be provided with a traveller (10); Have a straight line slide opening (23) and a broken line slide opening (9) on the sliding shoe (8), above-mentioned boss (22) is located in the straight line slide opening (23), and traveller (10) is located in the broken line slide opening (9).
4, automatic door lock according to claim 1 is characterized in that: be provided with a back-moving spring (4) on the reference column (3) of hooked scarf (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99238997 CN2392874Y (en) | 1999-10-11 | 1999-10-11 | Automatic door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99238997 CN2392874Y (en) | 1999-10-11 | 1999-10-11 | Automatic door lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2392874Y true CN2392874Y (en) | 2000-08-23 |
Family
ID=34026327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 99238997 Expired - Fee Related CN2392874Y (en) | 1999-10-11 | 1999-10-11 | Automatic door lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2392874Y (en) |
-
1999
- 1999-10-11 CN CN 99238997 patent/CN2392874Y/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 |