CN201013173Y - Unlatching-proof non-lock burglar-proof door - Google Patents

Unlatching-proof non-lock burglar-proof door Download PDF

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Publication number
CN201013173Y
CN201013173Y CNU2007200896325U CN200720089632U CN201013173Y CN 201013173 Y CN201013173 Y CN 201013173Y CN U2007200896325 U CNU2007200896325 U CN U2007200896325U CN 200720089632 U CN200720089632 U CN 200720089632U CN 201013173 Y CN201013173 Y CN 201013173Y
Authority
CN
China
Prior art keywords
door
lock
unlatching
keyhole
external
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
Application number
CNU2007200896325U
Other languages
Chinese (zh)
Inventor
郑幸福
Original Assignee
郑幸福
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 郑幸福 filed Critical 郑幸福
Priority to CNU2007200896325U priority Critical patent/CN201013173Y/en
Application granted granted Critical
Publication of CN201013173Y publication Critical patent/CN201013173Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model discloses an opening-prevention lock-free anti-burglar door, comprising an external door, an internal door, an opening-prevention device and an unlocking drive device. The stator disk of the opening-prevention is arranged inside the door panel of the external door; a round hole is arranged at the center of the stator disk, and a lock core is installed in the round hole; four studs are evenly arranged around a clutch disk, and L-shape pawls are arranged on the studs; four clamping slots are evenly arranged at the coaxial part of the internal door and the lock core; the clamping slot matches the pawls arranged on the clutch disk. The drive hand-wheel of the unlocking device is installed above the keyhole of the external door, and the lockhole crosses with the keyhole. When the anti-burglar is locked, the keyhole on the external door and the lockhole of the internal door cross with each other. As a result, the utility model is capable to prevent unlocking and damage by any skeleton key or unlocking device. Therefore, the utility model has significant social and economic benefits.

Description

The anti-unlatching do not have the lock security door
Technical field
The utility model relates to a kind of anti-unlatching does not have the lock security door.
Background technology
In the prior art, on the safe-guard door lock after, the dead bolt of theftproof lock is crossing to doorframe by the internal hilar plate of door leaf, just in case the door by the picking lock tongue except bearing shear stress, also need to bear another one torsion, internal hilar plate and dead bolt easily by the sled bad; In addition, the lockhole of security door door lock is a cellular type, is easy to utilize master key or lockaid gun to open, and does not have anti-theft feature basically.
Summary of the invention
The purpose of this utility model provides a kind of safe and reliable anti-unlatching, can effectively overcome the nothing lock security door that master key or lockaid gun are opened.
For achieving the above object, technical solution of the present utility model is as follows:
The anti-unlatching of the utility model do not have the lock security door, it comprises external door, inside door, is installed on the external door, the antiunlocking device and the drive unit of unblanking, it is characterized in that: the fixed disk of antiunlocking device is installed in the door-plate inside of external door, the center of fixed disk is provided with a circular hole, and lock core is installed in the circular hole; The front end of lock core connects the clutch discs of a diameter greater than the fixed disk Circularhole diameter, and the periphery of clutch discs evenly distributes and is provided with four columns, is hinged with L shaped ratchet on the column; Column is provided with shell fragment, presses mutually with the place, angle, gulf of L shaped ratchet.Described inside door and lock pin coaxial place are provided with equally distributed four draw-in grooves, and described draw-in groove matches with ratchet on the clutch discs.
Aforesaid anti-unlatching does not have the lock security door, and the driving handwheel of the wherein said drive unit of unblanking is installed in the top of external door keyhole; Described handwheel is installed on the driving gear, and driven gear and driving gear are in line and arrange near doorframe one side, are combined with an idler gear between driven gear and the driving gear, and the extension arm is installed on the driven gear.
Aforesaid anti-unlatching does not have the lock security door, and the length of wherein said extension arm is advisable with the locked groove that can embed in the doorframe.
Aforesaid anti-unlatching does not have the lock security door, and the inner panel of wherein said external door is provided with hangs the arm reseting groove.
Aforesaid anti-unlatching does not have the lock security door, and wherein said lockhole is into cross-shaped with keyhole.
The beneficial effects of the utility model are: after security door was locked, it is cross-shaped that the keyhole on the external door and the lockhole of inside door are into, so can effectively take precautions against the unlatching and the destruction of master key or lockaid gun, social benefit and economic benefit are fairly obvious.
Description of drawings
Fig. 1 is the utility model schematic diagram
Fig. 2 is the utility model antiunlocking device sectional view
Fig. 3 is the utility model antiunlocking device lateral view
Fig. 4 is the utility model driving device structure schematic diagram of unblanking
The specific embodiment
Below in conjunction with description of drawings and specific embodiment the technical solution of the utility model is described in detail.
The anti-unlatching of the utility model do not have the lock security door, it comprises external door 1, inside door 2, is installed on the external door 1, the antiunlocking device and the drive unit of unblanking, it is characterized in that: the fixed disk 3 of antiunlocking device is installed in door-plate 4 inside of external door 1, the center of fixed disk 3 is provided with a circular hole 5, and lock core 6 is installed in the circular hole 5; The front end of lock core 6 connects the clutch discs 7 of a diameter greater than fixed disk circular hole 5 diameters, and the periphery of clutch discs 7 evenly distributes and is provided with four columns 8, is hinged with L shaped ratchet 9 on the column 8; Column 8 is provided with shell fragment 10, presses mutually with the place, angle, gulf of L shaped ratchet 9.Described inside door 2 is provided with equally distributed four draw-in grooves 11 with lock core 6 coaxial places, and described draw-in groove 11 matches with ratchet 9 on the clutch discs 7.
Aforesaid anti-unlatching does not have the lock security door, and the driving handwheel 12 of the wherein said drive unit of unblanking is installed in the top of external door keyhole 13; Described handwheel 12 is installed on the driving gear 14, arrangements that be in line of driven gear 15 and driving gear 14, and, be combined with an idler gear 17 between driven gear 15 and the driving gear 14 near doorframe 16 1 sides, extension arm 18 is installed on the driven gear 15.
Aforesaid anti-unlatching does not have the lock security door, and the length of wherein said extension arm 18 is advisable with the locked groove 19 that can embed in the doorframe 16.
Aforesaid anti-unlatching does not have the lock security door, and the inner panel of wherein said external door 1 is provided with hangs arm reseting groove 20.
Aforesaid anti-unlatching does not have the lock security door, and wherein said lockhole 6 is into cross-shaped with keyhole 13.
Its course of work is as follows:
Key 21 is inserted in the keyhole 13, and this moment, key moved right the ratchet on the clutch discs 79, made it to break away from the door lock that screw key 20 is opened on the inside door 2 with draw-in groove 11; Rotate counterclockwise handwheel 12 again, drive driven gear 15 and be rotated counterclockwise, order is hung the locked groove 19 of arm 18 in doorframe 16 and is spun off, and can enter the room this moment.Otherwise be the state of locking a door, at last keyhole 13 rotations placed the lockhole plumbness, extract key 20 and get final product.
The above, it only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, any those skilled in the art may utilize the technology contents of above-mentioned announcement to be changed or be modified to the equivalent embodiment of equivalent variations, but every technical solutions of the utility model content that do not break away from,, all still belong in the scope of technical solutions of the utility model any simple modification, equivalent variations and modification that above embodiment did according to technical spirit of the present utility model.

Claims (6)

1. anti-the unlatching do not have the lock security door, it comprises external door (1), inside door (2), is installed on the external door (1), the antiunlocking device and the drive unit of unblanking, it is characterized in that: the fixed disk of antiunlocking device (3) is installed in door-plate (4) inside of external door (1), the center of fixed disk (3) is provided with a circular hole (5), and lock core (6) is installed in the circular hole (5); The front end of lock core (6) connects the clutch discs (7) of a diameter greater than fixed disk circular hole (5) diameter, and the periphery of clutch discs (7) evenly distributes and is provided with four columns (8), is hinged with L shaped ratchet (9) on the column (8); Column (8) is provided with shell fragment (10), presses mutually with the place, angle, gulf of L shaped ratchet (9); The driving handwheel (12) of the described drive unit of unblanking is installed in the top of external door keyhole (13), handwheel (12) is installed on the driving gear (14), the arrangement that is in line of driven gear (15) and driving gear (14), and near doorframe (16) one sides, be combined with an idler gear (17) between driven gear (15) and the driving gear (14), be equipped with on the driven gear (15) and hang arm (18).
2. anti-unlatching according to claim 1 does not have the lock security door, it is characterized in that: described inside door (2) is provided with equally distributed four draw-in grooves (11) with the coaxial place of lock core (6).
3. anti-unlatching according to claim 1 does not have the lock security door, it is characterized in that: described draw-in groove (11) matches with ratchet (9) on the clutch discs (7).
4. anti-unlatching according to claim 1 does not have the lock security door, it is characterized in that: the length of described extension arm (18) is advisable with the locked groove (19) that can embed in the doorframe (16).
5. anti-unlatching according to claim 1 does not have the lock security door, it is characterized in that: the inner panel of described external door (1) is provided with hangs arm reseting groove (20).
6. anti-unlatching according to claim 1 does not have the lock security door, it is characterized in that: described lockhole (6) is into cross-shaped with keyhole (13).
CNU2007200896325U 2007-03-07 2007-03-07 Unlatching-proof non-lock burglar-proof door Expired - Fee Related CN201013173Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2007200896325U CN201013173Y (en) 2007-03-07 2007-03-07 Unlatching-proof non-lock burglar-proof door

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2007200896325U CN201013173Y (en) 2007-03-07 2007-03-07 Unlatching-proof non-lock burglar-proof door

Publications (1)

Publication Number Publication Date
CN201013173Y true CN201013173Y (en) 2008-01-30

Family

ID=39024961

Family Applications (1)

Application Number Title Priority Date Filing Date
CNU2007200896325U Expired - Fee Related CN201013173Y (en) 2007-03-07 2007-03-07 Unlatching-proof non-lock burglar-proof door

Country Status (1)

Country Link
CN (1) CN201013173Y (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102535961A (en) * 2011-12-12 2012-07-04 王伟 Illegal unlocking preventing lock protection device independent to lock mechanism
CN102561902A (en) * 2011-12-30 2012-07-11 郑清海 Special storehouse door

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102535961A (en) * 2011-12-12 2012-07-04 王伟 Illegal unlocking preventing lock protection device independent to lock mechanism
CN102561902A (en) * 2011-12-30 2012-07-11 郑清海 Special storehouse door
CN102561902B (en) * 2011-12-30 2014-08-27 郑清海 Special storehouse door

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Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20080130

C17 Cessation of patent right