CN2241214Y

CN2241214Y - Automatic theft catching theft-proof door

Info

Publication number: CN2241214Y
Application number: CN 95220784
Authority: CN
Inventors: 张和平
Original assignee: Individual
Current assignee: Individual
Priority date: 1995-09-26
Filing date: 1995-09-26
Publication date: 1996-11-27
Anticipated expiration: 2005-09-26

Abstract

The utility model belongs to an automatic theft catching theft-proof door which is provided with a thief catching device on the basis of existing theft-proof door. When the door is opened, the shield of the thief catching device needs to be toggled and the link gear of the thief catching device is operated to lock the hand on the theft-proof door. If the right code is input, the door is opened to expose the lock tongue and the left, right plates on the thief catching device are moved and the hand can be taken out. If the wrong code is input, the door is closed and the ratchet mechanism on the thief catching device locks the left and right plates of the thief catching device and the hand can not be taken out. The utility model has simple structure, reasonable design and can realize the effective thief catching effect.

Description

Automatically security door catches a thief

The utility model belongs to a kind of security door, specifically belongs to a kind of security door that can catch a thief automatically.

At present, traditional metal anti-theft door, though of a great variety, the encrypted code that has lock, what have adds warning system, powerless to robber's destruction, can not be effectively in advance to take precautions against.

Goal of the invention of the present utility model is exactly to make security door not only play antitheft effect, and can take appropriate measures to robber's destruction, and the robber can not be left in the long time, and it is submitted.

The security door with the function that catches a thief automatically of the utility model indication is to add the device that catches a thief in the middle of the external door panel of security door and internal hilar plate, all have oval hole on external door panel and the internal hilar plate, and be on the same axis with the hole on the device that catches a thief, side at internal hilar plate, catch a thief the device backplate below the door open button of puzzle theft-proof lock is housed, the robber will open this door, have only earlier hand to be stretched into and stir the device backplate that catches a thief in the hole, just can expose door open button, at this moment, the device link gear that catches a thief action, the padlock that this hand is not had injury is in door opening, if the input password is correct, goalkeeper opens, expose dead bolt, the link gear auto-action, the device left and right sides plate that will catch a thief is removed, hand can be extracted out from the hole, if input password mistake, door is in closed condition, and the ratchet mechanism of the device that catches a thief is with the left and right sides plate of the locked device that catches a thief, this hand-tight linking closely is locked in the door opening, plays the effect that catches a thief.

The utility model will be further described below in conjunction with accompanying drawing.

Fig. 1 is a structural representation of the present utility model.

Fig. 2 is the B-B sectional drawing of Fig. 1.

Fig. 3 is the structural representation of the device that catches a thief automatically in the utility model.

Wherein, 1 is external door panel, and 2 is the cryptographic key on the coded lock, 3 is hole on the external door panel, and 4 is coded lock, and 5 is internal hilar plate, 6 are the device that catches a thief, and 7 is backplate, and 8 is push rod, 10 is left clamping plate, and 13 is right clamping plate, and 14 is ratchet, 15 is guide groove A, and 17 is spring A, and 21 is spring D, 22 is piston rod, and 24 is guide groove D, and 25 is guide groove C, 27 is connecting rod A, and 29 is spring C, and 31 is the coded lock door open button, 33 is connecting rod B, and 34 is spring B, and 35 is connecting rod C, 37 is guide groove B, 38 is dead bolt, and all the other are 9 years old, 11,12,16,18,19,20,23,26,28,30,32,36 are hinge, and 39,40 is gear.

In the drawings, external door panel 1 all adopts cold drawn steel plate to be bent into type with internal hilar plate 5, and external door panel 1 is in the riveted joint of internal hilar plate 5 seamings, and the ore deposit rock wool is filled to improve the fire-proof and thermal-insulation ability by its empty stomach portion.The device 6 that catches a thief is installed in internal hilar plate one side, and make left clamping plate 10 on the device 6 that catches a thief and right clamping plate 13 close up center that the back forms and the center of security door hole 3 is on the same axis, coded lock 4 is installed between external door panel 1 and the internal hilar plate 5, cryptographic key 2 on the coded lock is installed on the external door panel 1, and link to each other with coded lock door open button 31 with coded lock 4 by interconnector, coded lock door open button 31 is mounted on the outside of internal hilar plate 5, and is covered by backplate 7.

In the device 6 that catches a thief, guide groove D24, guide groove C25, guide groove B37 and guide groove A15 all are one with internal hilar plate 5 welderings, and

hinge

11,12,20,23,30 is also fixing with internal hilar plate 5 welding, and hinge 18 welds together with external door panel 1.One end of push rod 8 is by guide groove D24, guide groove C25 and hinge 26 link to each other with connecting rod C35, the end of spring A17 links to each other with hinge 18, the other end links to each other with connecting rod C35 by hinge 16, the end of spring C29 links to each other with hinge 30, the other end links to each other with connecting rod C35 by hinge 28, dead bolt 38 links to each other with connecting rod C35 by guide groove B37 and hinge 36, ratchet 14 is arranged at piston rod 22 tops, the bottom is installed with spring D21 and fixing with connecting rod C35 welding, hinge 32 connects together connecting rod B33 and connecting rod A27, simultaneously an end of spring B 34 is fixed, the other end of spring B 34 is fixing by hinge 20, hinge 19 flexibly connects connecting rod B33 and backplate 7 by internal hilar plate 5, make when rotating backplate 7, connecting rod B33 also rotates thereupon, on left clamping plate 10, be provided with an arc convex, and with an end in contact of push rod 8, the top of left side clamping plate 10 is connected with hinge 11 by gear 39, the top of right clamping plate 13 is connected with hinge 12 by gear 40, and have ratchet slot in its underpart, and gear 39 is meshing with each other with gear 40, and left clamping plate 10 respectively have symmetrical deep-slotted chip breaker with right clamping plate 13, after two clamping plate closed up, the center of the center in the hole of its formation and hole 3 was on the same axis.

Behind the input password, the door opener puts in hand in the hole 3, stir backplate 7 to the right, so that expose the door open button 31 below the backplate 7, at this moment, the connecting rod B33 that connects together with backplate 7 also moves right, drivening rod A27 moves right under the effect of spring B 34, make left clamping plate 10 rotate counterclockwise (because of an end and the left clamping plate 10 of connecting rod A27 are fixed) simultaneously around hinge 11, because the gear 39 on the left clamping plate 10 is meshing with each other with the gear 40 on the right clamping plate 13, right clamping plate 13 are clockwise rotated around hinge 12, deep-slotted chip breaker between two plates is drawn close mutually, the hand that puts in is clipped in wherein, and right clamping plate 13 are in the process that clockwise rotates, ratchet 14 is under the effect of spring 21, gradually that right clamping plate 13 are locked, at last the hand that puts in is clipped in the middle and can not extracts out, if the password of input error, this hand will press from both sides always and be locked in the inside, up to the correct password of input, door is opened, after door is opened, under the effect of spring A17 and spring C29, connecting rod C35 clockwise rotates around hinge 23, dead bolt 38 is released along guide groove B37, piston rod 22 connects together with connecting rod C35, thereby pulling piston rod 22 and drive ratchet 14 and break away from ratchet slots and move down along guide groove A15, the rotation of connecting rod C35 simultaneously, promote push rod 8 and move up along guide groove C25 and guide groove D24, left clamping plate 10 are clockwise rotated, right clamping plate 13 lean on the gear meshing effect by rotating counterclockwise, connecting rod B33 and backplate 7 are turned left around hinge 19 by the pulling of connecting rod A27, block door open button 31 once more, can therefrom extract hand out this moment, finishes the one-period action.

When locking the door once more, dead bolt 38 is pushed back in the door, draw back spring A17 and spring C29 on the one hand, savings potential energy, on the other hand, push rod 8 is pulled down, make the left and right sides clamping plate can move toward one another, simultaneously, with piston rod 22 jack-up, ratchet 14 is subjected to the effect of spring D22 to pin clamping plate, can not make left and right sides clamping plate self-locking because of the effect of spring B 34.

Claims

1. security door that catches a thief automatically, by external door panel 1, internal hilar plate 5, coded lock 4 is formed, it is characterized in that: the side at internal hilar plate 5 is equipped with the device 6 that catches a thief, it is by left and right sides clamping plate, connecting rod, spring, guide groove, push rod, piston rod, compositions such as hinge, wherein, guide groove A15, guide groove B37, guide groove C25, guide groove D24, hinge 11, hinge 12, hinge 20, hinge 23, hinge 30 is fixing with internal hilar plate 5 respectively, one end of push rod 8 is by guide groove C25, guide groove D24 links to each other with connecting rod C35, the end of spring C29 and hinge 30 are fixing, the other end is fixed with connecting rod C35 by hinge 28, the end of spring A17 is fixing by the hinge 18 that is fixed on the external door panel 1, the other end is fixed with connecting rod C35 by hinge 16, dead bolt 38 links to each other with connecting rod C35 with hinge 36 by guide groove B37, one end of piston rod 22 has ratchet 14, the other end is fixed by spring D21 and connecting rod C35, the end of connecting rod A27 is fixed by hinge 32 and the end of connecting rod B33 and an end of spring B 34, its other end and left clamping plate 10 are fixing, the other end of spring B 34 is fixing by hinge 20, hinge 19 is fixing with the other end and the backplate 7 of connecting rod B33, hinge 11 is connected with left clamping plate 10 by gear 39, and hinge 12 is connected with right clamping plate 13 by gear 40.

2. the security door that catches a thief automatically according to claim 1 is characterized in that: have symmetrical deep-slotted chip breaker on left clamping plate 10 and right clamping plate 13, be provided with an arc convex on left clamping plate 10, be provided with ratchet slot in the bottom of right clamping plate 13.

3. the security door that catches a thief automatically according to claim 1, it is characterized in that: on external door panel 1 and internal hilar plate 5, have hole 3, coded lock 4 is contained between external door panel 1 and the internal hilar plate 5, coded lock cryptographic key 2 is contained on the external door panel 1, coded lock door open button 31 is contained in a side of internal hilar plate 5, and is covered by backplate 7.

4. according to claim 2, the 3 described security doors that catch a thief automatically, it is characterized in that: the center in the device hole that catches a thief that is formed by its deep-slotted chip breaker after left clamping plate 10 and right clamping plate 13 close up and the center of hole 3 are on same axis.

5. the security door that catches a thief automatically according to claim 1 is characterized in that: external door panel 1 all adopts cold drawn steel plate to be bent into type with internal hilar plate 5, and its seaming place riveted joint is filled with the ore deposit rock wool between external door panel 1 and internal hilar plate 5.