CN201627429U - Lock capable of preventing key from being left in keyhole - Google Patents
Lock capable of preventing key from being left in keyhole Download PDFInfo
- Publication number
- CN201627429U CN201627429U CN2010201253334U CN201020125333U CN201627429U CN 201627429 U CN201627429 U CN 201627429U CN 2010201253334 U CN2010201253334 U CN 2010201253334U CN 201020125333 U CN201020125333 U CN 201020125333U CN 201627429 U CN201627429 U CN 201627429U
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- CN
- China
- Prior art keywords
- lock
- key
- switch
- keyhole
- utility
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- 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 lock capable of preventing a key from being left in a keyhole, which comprises a lock body (1) and a lock core (2) with a key hole (5). The characteristics are as follows: an electronic warning device is provided and comprises at least a power supply E, a switch K and an audio frequency generator F; the switch K is provided with a touch pressure block (6); the touch pressure block (6) is arranged in the key hole (5) or in the lock body (1), meanwhile, the key (4) can abut against the touch pressure block (6) when being inserted into the key hole (5), so as to lead the switch K to be closed. Compared with the prior art, the lock provided by the utility model can timely remind the user not to leave the key in the lock and prevent the user from leaving the key in the lock so as to avoid loss, and increase the safety of the lock.
Description
Technical field:
The utility model relates to a kind of lock, particularly a kind ofly can remind and prevent that the user is retained in lock on the lockhole with key.
Background technology:
At present door lock, bin are locked a class lock on one fixed object particularly are installed, and the user locks because of careless and inadvertent key is retained in through regular meeting, is easy to bring unnecessary loss.
Summary of the invention:
The purpose of this utility model provides a kind of when being retained in key in the lockhole after unblanking, and can in time remind the user, and then prevent from key is retained in the lock of locking.
The purpose of this utility model is achieved through the following technical solutions: comprise lock body (1) and be provided with the lock core (2) of keyhole (5), be characterized in being provided with an electronic alarming device, this electronic alarming device comprises power supply E at least, K switch and audio-frequency generator F, described K switch is touch-pressure switch and is located in the voltage circuit of audio-frequency generator F, described K switch is provided with and presses piece (6), the described piece (6) that presses is arranged in keyhole (5) or the lock body (1), and when key (4) inserts in the keyhole (5), can conflict to and press piece (6), make described K switch closure, and then make the voltage circuit at K switch place be in closure state.
As improved technical scheme, described electronic alarming device is provided with photophore D.
Compared with prior art, the utility model can remind in time and prevent that the user is retained in key locks, in order to avoid cause damage, has improved the safety of lock.
Description of drawings:
Fig. 1 is the structural representation of the utility model embodiment 1.
Fig. 2 is the structural representation of the utility model embodiment 2.
Fig. 3 is the structural representation of the utility model embodiment 3.
Shown in the figure: 1 is lock body, and 2 is lock core, and 3 is pellet shot from a slingshot, and 4 is key, and 5 is keyhole, and 6 for pressing piece, and 7 is plectrum, and D is a photophore, and E is a power supply, and K is a switch, and F is an audio-frequency generator.
The specific embodiment:
Embodiment 1:
With reference to Fig. 1, it is the structural representation of the utility model embodiment 1, comprise lock body 1 and the lock core 2 that is provided with keyhole 5, be provided with electronic alarming device simultaneously, this electronic alarming device comprises power supply E, K switch, photophore D and audio-frequency generator F, power supply E is a battery, photophore D is a light emitting diode, described K switch is touch-pressure switch and is located in the voltage circuit of audio-frequency generator F, described K switch is provided with and presses piece 6, describedly press the bottom that piece 6 is arranged at keyhole 5, can conflict to when key 4 inserts in the keyholes 5 presses piece 6, makes described K switch closure, and then make the voltage circuit at K switch place be in closure state, photophore D is glittering, and audio-frequency generator F sounding alarm in time takes off key with the prompting user.
Embodiment 2:
With reference to Fig. 2, be the structural representation of the utility model embodiment 2, compare that the difference of present embodiment is that the described piece 6 that presses is arranged in one of them pellet shot from a slingshot hole of lock body 1 with embodiment 1, when key 4 inserts, push pellet shot from a slingshot 3, contact indirectly by pellet shot from a slingshot 3 and press piece 6 and make the K switch closure.
Embodiment 3:
With reference to Fig. 3, be the structural representation of the utility model embodiment 3, compare that the difference of present embodiment is described key 4 back of the body corresponding sections that piece 6 is arranged at keyhole 5 on the lock body 1 that press with embodiment 1, when key 4 inserted, key 4 backs contacted and press piece 6 and make the K switch closure.
Claims (2)
1. one kind can prevent that key is retained in the lock on the lockhole, comprise lock body (1) and be provided with the lock core (2) of keyhole (5), it is characterized in that being provided with electronic alarming device, this electronic alarming device comprises power supply E, K switch and audio-frequency generator F at least, described K switch is touch-pressure switch and is located in the voltage circuit of audio-frequency generator F, described K switch is provided with and presses piece (6), the described piece (6) that presses is arranged in keyhole (5) or the lock body (1), and when key (4) inserts in the keyhole (5), can conflict to and press piece (6), make described K switch closure.
2. the key that can prevent according to claim 1 is retained in the lock on the lockhole, it is characterized in that described electronic alarming device is provided with photophore D.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201253334U CN201627429U (en) | 2010-03-08 | 2010-03-08 | Lock capable of preventing key from being left in keyhole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201253334U CN201627429U (en) | 2010-03-08 | 2010-03-08 | Lock capable of preventing key from being left in keyhole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201627429U true CN201627429U (en) | 2010-11-10 |
Family
ID=43058822
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201253334U Expired - Fee Related CN201627429U (en) | 2010-03-08 | 2010-03-08 | Lock capable of preventing key from being left in keyhole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201627429U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104652963A (en) * | 2014-05-16 | 2015-05-27 | 张行 | Door lock capable of automatically reminding of pulling out key |
-
2010
- 2010-03-08 CN CN2010201253334U patent/CN201627429U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104652963A (en) * | 2014-05-16 | 2015-05-27 | 张行 | Door lock capable of automatically reminding of pulling out key |
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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: 20101110 Termination date: 20120308 |