CN2595949Y - Anti-prying alarm device for a bolt box of a door lock - Google Patents
Anti-prying alarm device for a bolt box of a door lock Download PDFInfo
- Publication number
- CN2595949Y CN2595949Y CN 02250852 CN02250852U CN2595949Y CN 2595949 Y CN2595949 Y CN 2595949Y CN 02250852 CN02250852 CN 02250852 CN 02250852 U CN02250852 U CN 02250852U CN 2595949 Y CN2595949 Y CN 2595949Y
- Authority
- CN
- China
- Prior art keywords
- dead bolt
- pick
- box
- bolt box
- lock tongue
- 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
Links
- 239000004020 conductor Substances 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 239000002184 metal Substances 0.000 abstract description 3
- 229910052751 metal Inorganic materials 0.000 abstract description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
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- Burglar Alarm Systems (AREA)
Abstract
The utility model relates to a metal hardware technical field, in particular to a spring bolt box device of door lock with pick-proof alarm function. It comprises the following components: the lock tongue box with the lock tongue storehouse, the pick-proof apron, fixed plate and the connecting bolt of cover on the compressible spring, it establishes the connecting bolt on the compressible spring to have a plurality of cover in the open-ended cavity to have one side at the lock tongue box, connecting bolt comprises screw rod and spill pole head, the screw rod passes through the spring, the through-hole on the lock tongue box, through-hole and nut fixed connection on the pick-proof apron, and the fixed plate is located the outer terminal surface of spill pole head, the outer terminal surface of fixed plate is fixed on treating the fixture, the through-hole and the nut fixed connection on the lock tongue box are worn to establish by the fixing bolt who sets firmly on its inner end face, still set firmly an alarm switch on the lower terminal surface of lock tongue box, alarm switch hugs closely on the side board. After adopting the structure, the utility model discloses have concurrently: pick-proof alarm, simple structure, safety, reliability and low cost.
Description
Technical field:
The utility model relates to metal five metals technical field, refers in particular to a kind of dead bolt box device with door lock of Pickproof alarm function.
Background technology:
At present, existing door includes a lock body and a dead bolt box device with the structure of cylinder lock, in its lock body, be respectively equipped with inside and outside insurance institution, can control the dead bolt locking effectively in the locking of indoor and outdoors control dead bolt, and general parallel being installed on the doorframe of dead bolt box.Now; the burglar can use special-purpose picklock that the stronger lock of above-mentioned various safety precaution functions is pried open by force; in order to prevent burglar's picking lock; various door locks with warning device arise at the historic moment, and when burglar's picking lock, this door lock with warning device can give the alarm; thereby protect household safety effectively; but the lock that has warning function in the market often all contains complicated electronic circuit, and its complex structure, cost are higher, are not suitable for ordinary consumer and use.
Summary of the invention:
The dead bolt box device that the purpose of this utility model is exactly provide at the deficiencies in the prior art part a kind of that can address the above problem, have Pickproof alarm function door lock.
For achieving the above object, the utility model includes: the dead bolt box with dead bolt storehouse, the pick-proof cover plate, fixed head and be set in connecting bolt on the compressible spring, in the dead bolt box simultaneously has the cavity of opening, be provided with several and be set in connecting bolt on the compressible spring, connecting bolt is made of screw rod and spill bar head, screw rod is worn and was penetrated spring, through hole on the dead bolt box, through hole on the pick-proof cover plate is fixedlyed connected with nut, and fixed head is positioned on the outer face of spill bar head, the outer face of fixed head is fixed on treats on the fixture, the through hole that the set bolt that sets firmly on its inner face wore on the dead bolt box is fixedlyed connected with nut, also be installed with an alarm switch on the lower surface of dead bolt box, alarm switch is close on the side panel of pick-proof cover plate.
Described connecting bolt the best that is set on the compressible spring is two pairs, and symmetry is installed in the cavity of dead bolt box.
The described fixture for the treatment of can be doorframe or wall.
On the lower surface of described pick-proof cover plate, offer for the alarm switch upper conductor and wear the wire guide of penetrating.
After having adopted said structure; when burglar's picking lock; can make the pick-proof cover plate that skew takes place reverses; thereby make the side panel on the pick-proof cover plate trigger the alarm switch of being close to thereon; so just, can give the alarm; remind the guard to arrest the burglar, and the burglar is fled in confusion, protect people's property safety within doors effectively.Therefore, the utlity model has: Pickproof alarm, simple in structure, safe and reliable, cheap characteristics.
Description of drawings:
Fig. 1 is a kind of state exploded view of the utility model stereochemical structure;
Fig. 2 is the another kind of state exploded view of the utility model stereochemical structure;
Fig. 3 is user mode figure of the present utility model.
Specific embodiments:
See shown in the accompanying drawing 1～3: the utility model includes: the dead bolt box 1 with dead bolt storehouse 11, pick-proof cover plate 2, fixed head 3 and be set in connecting bolt 5 on the compressible spring 4, it is characterized in that: in dead bolt box 1 one side has the cavity of opening, be provided with several and be set in connecting bolt 5 on the compressible spring 4, connecting bolt 5 is made of screw rod 51 and spill bar head 52, screw rod 51 is worn and was penetrated spring 4, through hole 12 on the dead bolt box 1, through hole 21 on the pick-proof cover plate 2 is fixedlyed connected with nut 6, and fixed head 3 is positioned on the outer face of spill bar head 52, the outer face of fixed head 3 is fixed on treats on the fixture 7, the through hole 13 that the set bolt 31 that sets firmly on its inner face wore on the dead bolt box 1 is fixedlyed connected with nut 8, also be installed with an alarm switch 9 on the lower surface of dead bolt box 1, alarm switch 9 is close on the side panel 22 of pick-proof cover plate 2; Described connecting bolt 5 the bests that are set on the compressible spring 4 are two pairs, and symmetry is installed in the cavity of dead bolt box 1; The described fixture 7 for the treatment of can be doorframe or wall; On the lower surface of described pick-proof cover plate 2, offer for alarm switch 9 upper conductors and wear the wire guide of penetrating 23.
After having used the utility model; when burglar's tool using comes by force picking lock; it is clamped in picklock between dead bolt and the dead bolt box 1 and firmly pulls; cause the fixed head 3 that is fixed on the dead bolt box 1 to break away from doorframe; at this moment; make 4 compressions of compression spring under the effect of the twisting resistance when picking lock; thereby make connecting bolt 5 and pick-proof cover plate 2 protruding and reverse; like this, the side panel 22 on the pick-proof cover plate 2 is pressed on the alarm switch 9, and triggers alarm switch 9; so just, can give the alarm; remind the guard to arrest the burglar, and the burglar is fled in confusion, thereby protect people's property safety within doors effectively.
Claims (4)
1, a kind of dead bolt box Pickproof alarm device of door lock, include: dead bolt box (1) with dead bolt storehouse (11), pick-proof cover plate (2), fixed head (3) and be set in connecting bolt (5) on the compressible spring (4), it is characterized in that: in dead bolt box (1) one side has the cavity of opening, be provided with several and be set in connecting bolt (5) on the compressible spring (4), connecting bolt (5) is made of screw rod (51) and spill bar head (52), screw rod (51) is worn and was penetrated spring (4), through hole (12) on the dead bolt box (1), through hole (21) on the pick-proof cover plate (2) is fixedlyed connected with nut (6), and fixed head (3) is positioned on the outer face of spill bar head (52), the outer face of fixed head (3) is fixed on treats on the fixture (7), the through hole (13) that the set bolt that sets firmly on its inner face (31) wore on the dead bolt box (1) is fixedlyed connected with nut (8), also be installed with an alarm switch (9) on the lower surface of dead bolt box (1), alarm switch (9) is close on the side panel (22) of pick-proof cover plate (2).
2, the dead bolt box Pickproof alarm device of a kind of door lock according to claim 1 is characterized in that: described connecting bolt (5) the best that is set on the compressible spring (4) is two pairs, is installed in symmetrically in the cavity of dead bolt box (1).
3, the dead bolt box Pickproof alarm device of a kind of door lock according to claim 1 is characterized in that: the described fixture (7) for the treatment of can be doorframe or wall.
4, the dead bolt box Pickproof alarm device of a kind of door lock according to claim 1 is characterized in that: offer on the lower surface of described pick-proof cover plate (2) for alarm switch (9) upper conductor and wear the wire guide of penetrating (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02250852 CN2595949Y (en) | 2002-12-31 | 2002-12-31 | Anti-prying alarm device for a bolt box of a door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02250852 CN2595949Y (en) | 2002-12-31 | 2002-12-31 | Anti-prying alarm device for a bolt box of a door lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2595949Y true CN2595949Y (en) | 2003-12-31 |
Family
ID=33720953
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02250852 Expired - Fee Related CN2595949Y (en) | 2002-12-31 | 2002-12-31 | Anti-prying alarm device for a bolt box of a door lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2595949Y (en) |
-
2002
- 2002-12-31 CN CN 02250852 patent/CN2595949Y/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 |