CN2294319Y - Alarm door lock - Google Patents
Alarm door lock Download PDFInfo
- Publication number
- CN2294319Y CN2294319Y CN 96210901 CN96210901U CN2294319Y CN 2294319 Y CN2294319 Y CN 2294319Y CN 96210901 CN96210901 CN 96210901 CN 96210901 U CN96210901 U CN 96210901U CN 2294319 Y CN2294319 Y CN 2294319Y
- Authority
- CN
- China
- Prior art keywords
- lock
- pellet shot
- metal contact
- fore
- slingshot
- 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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- Burglar Alarm Systems (AREA)
Abstract
The utility model relates to an alarm lock which can send out signals when a lock key is inserted, comprising a lock body, a lock core, a lock key, a movable marble locking mechanism and an alarm device. One end of the movable marble is provided with a supporting pole, a spring is arranged outside the supporting pole, the upper bottom surface of a marble hole is provided with a metal contact having contact with the supporting pole, and both ends of the alarm device are respectively electrically connecteed with the metal contact and the lock core. When the lock key is inserted in the lock core, a tooth flower of the lock key oppresses the supporting pole of the movable marble, and the supporting pole of the movable marble has contact with the metal contact for sending out alarm signals. The utility model has the advantages of simple structure and convenient implementation, and the utility model is suitable for locksets with different purposes.
Description
The utility model relates to the alarm lock that can send signal after a kind of key inserts.
Before the utility model is made, the lockset of various burglar alarms is adopted by the public gradually, Chinese patent also discloses some burglar alarm locksets, but as 85204394 disclosing warning that a kind of double as doorbell uses, having shown a pin tumbler lock, it improves the material and the structure of the lock core of pin tumbler lock, lock core cover, pellet shot from a slingshot, make it have warning, show the function of position, but this lock construction is complicated.
The purpose of this utility model provides a kind of alarm lock simple in structure, forgets that the people that a key is extracted extracts key after it can be reminded and unblank, thereby has avoided key to be taken out the possibility that stolen accident takes place in the back by the person of harhoring evil intentions.
The Alarm door lock that the utility model provides comprises lock body, lock core, key, movable pellet shot from a slingshot locking mechanism and attention device, and an end of movable pellet shot from a slingshot is provided with fore-set, and fore-set is provided with spring outward, and fore-set can move in the metal retainer plate in being located at the pellet shot from a slingshot hole; Upper bottom surface in the pellet shot from a slingshot hole is provided with and can moves the metal contact that contacts with fore-set, is isolated by the insulation retainer plate between this contact and the pellet shot from a slingshot hole; The two ends of attention device electrically connect with metal contact and lock core respectively.When pin tumbler lock was locked, fore-set and metal contact disconnected, and attention device is not worked; After key inserted lock core, the fore-set of key tooth flower compressing activity pellet shot from a slingshot made it contact with metal contact, the warning circuit conducting, thus send alarm signal; After key is extracted, blackout, lock restores to the original state.
The utlity model has simple in structure, implement characteristics easily, be applicable to the lockset of various different purposes.
Below in conjunction with accompanying drawing the utility model is further described.
Fig. 1 is a structural representation of the present utility model, and fore-set and metal contact among the figure are off-state.
Fig. 2 has represented the state after the utility model key inserts, warning circuit conducting this moment, attention device work.
1. lock cores, 2. insulation retainer plates, 3. springs, 4. spring bases, 5. alarm signal devices, 6. contacts, 7. metal retainer plates, 8. springs, 9. pellets shot from a slingshot, 10. fore-sets, 11. keys among the figure.
By accompanying drawing embodiment as can be known, the utility model is the structure of a pellet shot from a slingshot in one group of activity pellet shot from a slingshot to be made improvements the effect of former pellet shot from a slingshot (but do not influence), promptly establish a fore-set 10 at an end of this pellet shot from a slingshot, fore-set is provided with spring 8 outward, fore-set can move up and down in the metal retainer plate 7 in being located at the pellet shot from a slingshot hole, upper bottom surface in the pellet shot from a slingshot hole is provided with and can moves the metal contact 6 that contacts with fore-set, isolated by insulation retainer plate 2 between this contact and the pellet shot from a slingshot hole, the two ends of attention device electrically connect with metal contact 6 and lock core 1 respectively.More reliable for guaranteeing attention device work, between metal contact 6 and pellet shot from a slingshot hole upper bottom surface, establish a spring 3, spring base 4 and lock core 1 insulation, an end of attention device electrically connects by spring base 4 and metal contact 6.Cylinder lock common in several groups of billiards structures of other of alarm lock and the prior art is identical, not shown, and the alarm signal device of the utility model embodiment adopts light emitting diode.
Claims (2)
1. Alarm door lock, comprise lock body, lock core, key, movable pellet shot from a slingshot locking mechanism and attention device, it is characterized in that: an end of movable pellet shot from a slingshot (9) is provided with fore-set (10), and fore-set (10) is outer to be provided with spring (8), and fore-set (10) can move in the metal retainer plate (7) in being located at the pellet shot from a slingshot hole; Upper bottom surface in the pellet shot from a slingshot hole is provided with and can moves the metal contact (6) that contacts with fore-set (10), is isolated by insulation retainer plate (2) between this contact and the pellet shot from a slingshot hole; The two ends of attention device electrically connect with metal contact (6) and lock core (1) respectively.
2. Alarm door lock according to claim 1 is characterized in that: the spring base (4) that is provided with spring (3) between metal contact (6) and the pellet shot from a slingshot hole upper bottom surface and insulate with lock core (1), an end of attention device electrically connects by spring base (4) and metal contact (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96210901 CN2294319Y (en) | 1996-05-07 | 1996-05-07 | Alarm door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96210901 CN2294319Y (en) | 1996-05-07 | 1996-05-07 | Alarm door lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2294319Y true CN2294319Y (en) | 1998-10-14 |
Family
ID=33894010
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 96210901 Expired - Fee Related CN2294319Y (en) | 1996-05-07 | 1996-05-07 | Alarm door lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2294319Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104594725A (en) * | 2013-10-30 | 2015-05-06 | 卞海兵 | Key insertion alarm lock |
| CN105178706A (en) * | 2015-07-30 | 2015-12-23 | 林青云 | Lock control electronic anti-theft lock |
-
1996
- 1996-05-07 CN CN 96210901 patent/CN2294319Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104594725A (en) * | 2013-10-30 | 2015-05-06 | 卞海兵 | Key insertion alarm lock |
| CN105178706A (en) * | 2015-07-30 | 2015-12-23 | 林青云 | Lock control electronic anti-theft lock |
| CN105178706B (en) * | 2015-07-30 | 2017-12-19 | 林青云 | Lock control electronic safety lock |
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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 |