CN201024800Y

CN201024800Y - Rolling screen door pick-proof device

Info

Publication number: CN201024800Y
Application number: CNU2007200067257U
Authority: CN
Inventors: 蔡继成
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-04-04
Filing date: 2007-04-04
Publication date: 2008-02-20
Anticipated expiration: 2017-04-04

Abstract

The utility model provides an anti-prizing device for the roller shutter door, which comprises a base slot embedded under the floor and containing a drop panel. An automatic lifting switch is fixedly arranged between the base slot and the drop panel and is provided with a hollow T-shaped switch seat; the corresponding place at the side of the switch is opened with a through hole for a pin passing; wherein, the switch seat is internally provided with a column-shaped hollow sleeve with a sealed bottom; and the corresponding place at the side of the sleeve is opened with a reversed L-shaped through slot and a positioning pin. The sleeve is internally provided with a lifting valve cover which comprises a valve core body with two ends respectively provided with a spring, and a through hole for a pin passing through is arranged above the valve core; moreover, a valve core sleeve with a sealed top is sleeved on the valve core body, and the place on the valve core sleeve and corresponding with the L-shaped through slot on the sleeve is opened with an inclined slot and a positioning guide slot opposite to the valve core sleeve. The pin orderly passes through the through hole of the switch seat, the through slot on the sleeve, the inclined slot on the valve core sleeve and the through hole on the valve core body for positioning; and a spring is sleeved between the switch seat and the base slot. When locking, the lower end of the spring will be embedded into the anti-prizing device, realizing the anti-prizing function.

Description

A kind of anti-picking device of rolling door

Technical field:

The utility model belongs to mechanical field, relates to a kind of anti-picking device, especially with a kind of simple in structure, installs, the anti-picking device of easy to operate rolling door is relevant.

Background technology:

Rolling door is used very extensive at present, especially use as the gate of the shop front, the locking principle of existing rolling door is that neck relies on the iron bar of rolling door lower end to extend in the doorframe of two ends, stops the rolling door lifting that makes progress, but, when existing rolling door is locked, often leave certain space between " T " base of lower end and floor, when thinking in the illegal inlet chamber as the burglar, can stretch into crow bar by this gap, firmly force open the door, just lockset destroys again, thereby in the illegal inlet chamber.

Summary of the invention:

The utility model purpose is to overcome above-mentioned shortcoming, a kind of anti-picking device of novel rolling door is provided, and when it was locked when rolling door, the "T"-shaped base of lower end can be bumped in the anti-picking device, do not leave the space that prizes base, thereby reach tamper-resistant function to the burglar.

For reaching above-mentioned purpose, the utility model adopts following technical scheme:

A kind of anti-picking device of rolling door is characterized in that: comprising:

Kerve is set under the floor;

Liftable panel, it is contained in the kerve;

The automatic lifting functional switch, it is at the two ends of liftable panel and fixedly install between kerve and liftable panel, and described automatic lifting functional switch comprises:

The "T"-shaped switch base of hollow, correspondence position is offered one and is suitable for the through hole that pin passes on its side;

Sleeve: it is contained in the switch base, the bottom sealing, and the side correspondence of this sleeve is offered an inverted "L" shaped groove, and the side is provided with alignment pin;

The lifting spool is arranged in the sleeve, and described lifting spool comprises:

Valve core is offered one and is suitable for the through hole that pin passes on it, two ends respectively are provided with a spring, and its end spring stretches out sleeve and switch base top;

Valve core housing, it is set on the valve core valve core, top closure, on it on corresponding sleeve sleeve inverted "L" shaped groove position offer the direction tipper opposite with it, and cooperate with alignment pin on the sleeve offering locating channel on the valve core housing side;

Pin: its pass successively through hole on the "T"-shaped switch base, the inverted "L" shaped groove on the sleeve, the tipper on the valve core housing, and valve core on the through hole location;

Spring: it is set between "T"-shaped switch base and kerve chien shih switch base and kerve and leaves certain distance;

Plane bearing: be arranged between "T"-shaped switch base and spring.

In addition, the outer outer cover that coats of described automatic lifting functional switch.

Cooperate with inductor on the key being provided with an inductive switch on the described anti-picking device.

Described kerve bottom surface is provided with drain hole.

Adopt technique scheme, when closing rolling door, the "T"-shaped base of rolling door below can be run into the valve core housing of the automatic lifting switch of anti-picking device earlier, the spring that this valve core housing drives valve core moves down, because the tipper on the valve core housing is opposite with the inverted "L" shaped groove direction on the sleeve, when valve core housing moves down, drive pin and rotate to an angle top slippage from the inverted "L" shaped groove to the below, thereby also drive the downward slippage that rotates to an angle of "T"-shaped switch base, then press length of spring compressed, make the base of liftable panel and rolling door be trapped in locking in the kerve, this moment, the rolling door base extend into underground, no longer left the space that can prize with ground.When need are opened rolling door, the panel of anti-picking device is subjected to be returned to the position of ground flat under the effect of spring restoring force and drives position and the location that pin is got back to the top translot of the inverted "L" shaped groove on the sleeve, when rolling door is opened, as not touching direction switch, panel is concordant with ground, does not influence the walking of people and vehicle.

Description of drawings:

Below with accompanying drawing the utility model is described in detail:

Fig. 1 is the three-dimensional decomposition texture schematic diagram of the utility model automatic lifting switch;

Fig. 2 is the utility model automatic lifting switch combination view;

Fig. 3 is the utility model assembled state floor map;

Fig. 4 is the utility model schematic diagram when rolling door is opened when cooperating with rolling door;

Fig. 5 is the utility model schematic diagram when rolling door is closed when cooperating with rolling door;

Fig. 6 is the structural representation of the utility model kerve;

Fig. 7 is the schematic top plan view of the utility model automatic lifting switch.

The specific embodiment:

Below in conjunction with drawings and Examples the utility model is described in detail:

As Fig. 1-the utility model embodiment shown in Figure 7, a kind of anti-picking device of rolling door, described anti-picking device comprises that one is set in underfloor kerve 1, ccontaining one liftable panel 2 in the kerve 1, two ends at the liftable panel are installed with an automatic lifting functional switch 3 between kerve and liftable panel, the structure of this automatic lifting functional switch 3 is: the "T"-shaped switch base 31 of a hollow, correspondence position is offered one and is suitable for the through hole 311 that pin passes on its side, the column cannulated sleeve 32 of ccontaining bottom sealing in the switch base 31, the side correspondence of this sleeve is offered an inverted "L" shaped groove 321, the side is provided with alignment pin 322, one lifting spool 33 is set in the described sleeve 32, this spool 33 comprises that two ends respectively are provided with a

spring

3312,3313 valve core 331, offer one on this valve core and be suitable for the through hole 3311 that pin passes, its end spring 3312 stretches out sleeve 32 and switch base 31 tops, the valve core housing 332 of one top closure is set on the valve core 331, and the direction tipper opposite with it 3321 offered in inverted "L" shaped groove 321 positions on corresponding sleeve on the valve core housing, and cooperates with alignment pin 322 on the sleeve offering locating channel 3322 on the valve core housing side; One pin 34 passes through hole 311, the inverted "L" shaped groove 321 on the sleeve, the tipper 3321 on the valve core housing on the "T"-shaped switch base successively, the through hole 3311 that reaches on the valve core is located, a sheathed spring 35 makes between switch base and kerve and leaves certain distance between described "T"-shaped switch base and kerve in addition, at described "T"-

shaped switch base

31 and 35 on spring plane bearing (36) is set.

And can outside described automatic lifting functional switch, coat an outer cover 4, can play the effect of waterproof and dustproof, prolong the application life of automatic lifting switch.Also can cooperate with inductor on the key being provided with an inductive switch on the described anti-picking device, play antitheft effect.In addition, also can be provided with one group of drain hole 11 in the bottom of described kerve 1, the discharge of being convenient to catchment avoids this anti-picking device to get rusty, and can prolong its application life.

During use, when closing rolling door 5, the pulling rolling door, make the "T"-shaped base of rolling door 5 belows can run into the valve core housing 332 of the automatic lifting switch of anti-picking device earlier, the spring that this valve core housing 332 drives valve cores 331 moves down, and offers locating channel 3322 on the valve core housing side and cooperates with alignment pin 322 on the sleeve its straight line is moved down; Because the tipper 3321 on the valve core housing is opposite with inverted "L" shaped groove 321 directions on the sleeve, when valve core housing 332 moves down, drive pin 34 and rotate to an angle top translot slippage from inverted "L" shaped groove 321 to the below vertical slot, thereby also drive the downward slippage that rotates to an angle of "T"-shaped switch base 31, then press spring 35 compressions, make the base of liftable panel 2 and rolling door be trapped in locking in the kerve 1, this moment, the rolling door base extend into underground, no longer left the space that can prize with ground.

When need are opened rolling door 5, the panel 2 of anti-picking device is subjected to be returned to the position of ground flat under the effect of spring 35 restoring forces and drives position and the location that pin 34 is got back to the top translot of the inverted "L" shaped groove 321 on the sleeve, when rolling door is opened, as not touching direction switch, panel is concordant with ground, does not influence the walking of people and vehicle.

Adopt technique scheme, when it is locked when rolling door, the "T"-shaped base of lower end can be bumped in the anti-picking device, does not leave the space that prizes base to the burglar, thereby reaches tamper-resistant function, and rolling door is when opening, as not touching direction switch, panel is concordant with ground, does not influence the walking of people and vehicle, it is simple in structure, uses and operates all convenient and reliable.

Claims

1. the anti-picking device of a rolling door is characterized in that: comprising:

Kerve (1) is set under the floor;

Liftable panel (2), it is contained in the kerve;

Automatic lifting functional switch (3), it is at the two ends of liftable panel and fixedly install between kerve and liftable panel, and described automatic lifting functional switch comprises:

The "T"-shaped switch base (31) of hollow, correspondence position is offered one and is suitable for the through hole (311) that pin passes on its side;

Sleeve (32): it is contained in the switch base, the bottom sealing, and the side correspondence of this sleeve is offered an inverted "L" shaped groove (321), and the side is provided with alignment pin (322);

Lifting spool (33) is arranged in the sleeve, and described lifting spool comprises:

Valve core (331) is offered one and is suitable for the through hole (3311) that pin passes on it, two ends respectively are provided with a spring (3312) (3313), and its end spring (3312) stretches out sleeve and switch base top;

Valve core housing (332), it is set on the valve core valve core (331), top closure, corresponding sleeve sleeve (32) is gone up inverted "L" shaped groove (321) position and is offered the direction tipper opposite with it (3321) on it, and cooperates with alignment pin (322) on the sleeve offering locating channel (3322) on the valve core housing side;

Pin (34): its pass successively through hole on the "T"-shaped switch base, the inverted "L" shaped groove on the sleeve, the tipper on the valve core housing, and valve core on the through hole location;

Spring (35): it is set between "T"-shaped switch base and kerve chien shih switch base and kerve and leaves certain distance;

Plane bearing (36): be arranged between "T"-shaped switch base (31) and spring (35).

2. the anti-picking device of a kind of rolling door as claimed in claim 1 is characterized in that: the outer outer cover (4) that coats of described automatic lifting functional switch.

3. the anti-picking device of a kind of rolling door as claimed in claim 1 or 2 is characterized in that: cooperate with inductor on the key being provided with an inductive switch on the described anti-picking device.

4. the anti-picking device of a kind of rolling door as claimed in claim 1 or 2, it is characterized in that: described kerve bottom surface is provided with drain hole.

5. the anti-picking device of a kind of rolling door as claimed in claim 3, it is characterized in that: described kerve (1) bottom surface is provided with drain hole (11).