CN2438824Y

CN2438824Y - Rolling-curtain type grill against burglary

Info

Publication number: CN2438824Y
Application number: CN 00223774
Authority: CN
Inventors: 余本龙
Original assignee: Individual
Current assignee: Individual
Priority date: 2000-07-19
Filing date: 2000-07-19
Publication date: 2001-07-11
Anticipated expiration: 2010-07-19

Abstract

The utility model relates to a rolling-curtain type grill against burglary, which belongs to an accessory of construction windows, particularly an anti-theft device. The utility model is characterized in that a series of transverse rods are sheathed on chain pieces with rotary shaft holes for being connected into a curtain, both ends of the transverse rod are arranged in grooves of vertical tracks, and the upper end of the curtain composed of transverse rods is fastened to a rotary shaft with a twisting spring. The utility model has the advantages of simple structure, low opening noise, ventilation, light transmission, small rolling size, no damage to the beautiful appearance of a city, and no damage to the strength of walls, and can prevent the burglary of a thief.

Description

The roller shutter type anti-theft fence

The utility model belongs to the ancillary facility of building doors and windows, particularly anti-theft device.

At present, people punch on the house body of wall outside window of being everlasting when considering the person and property safe, load onto heavy metal cage.This antitheft cage has been violated norm of construction, will destroy body of wall during installation, and other direction that increases wall is stressed; Exist very big dangerous hidden danger, during breaking out of fire, fire fighter's difficulty is in time puted out a fire to save life and property, and with the passing of time stress point can rupture in corrosion behind the wind and weather, when the people enters the wiping window or is deposited in some foreign material on the antitheft cage, can fall and jeopardize pedestrains safety downstairs; Because of antitheft cage is that different producers produces, difference in appearance is very big, has had a strong impact on the overall appearance in city.Have the people to adopt the rolling door of sheet metal interlock in addition in door antitheft, it is big that this anti-theft rolling blind door is opened noise, closes the stuffy printing opacity in back, and volume was bigger when rolling was got up.

The purpose of this utility model provides a kind of antitheft, and it meets norm of construction and fire-fighting requirement, does not damage body of wall, and is simple in structure, but ventilation and penetrating light when closing, and volume is less when rolling.

Implementation of the present utility model is: by a series of cross bars be enclosed within the band shaft hole the chain sheet in be linked to be curtain, form antitheft barrier, the cross bar two ends are arranged in the groove of vertical track, the burglar can not be extracted out cross bar, the curtain upper end that cross bar is formed is fixed in the rotating shaft of band curved spring, it all can be shunk when house-owner is in and roll.

Below, the specific embodiment of the present utility model according to Figure of description provides is further described its structure.

Fig. 1 is a Facad structure schematic diagram of the present utility model;

Fig. 2 is a side structure schematic diagram of the present utility model.

Referring to Fig. 1,2, this roller shutter type anti-theft fence is enclosed within the chain sheet 2 of being with shaft hole by a series of cross bars 1 and is interconnected into curtain up and down mutually, make it that function of ventilation and penetrating light be arranged when closing, cross bar 1 two ends are arranged in the groove of vertical track 3, the curtain upper end that cross bar 1 is formed is fixed in the rotating shaft 5 of band curved spring 4, relies on the elastic force of curved spring 4 can make the curtain rolling.The length of chain sheet 2 is 20～50mm, and the rolling ratio is easier to, and the volume of accepting is also less; The curtain lower end that cross bar 1 is formed is fixed with Tamper Cover 6, and lock 7 and lock 8 are contained in the Tamper Cover 6, and when pinning when leaving behind, lock 7 and lock 8 are wrapped, and do not have the slit to stay, and the burglar can't insert crowbar, and the lock sled is bent lockhole.

From technique scheme of the present utility model, this anti-theft rolling blind fence does not need to punch at exterior wall, roll guard can be loaded on indoor, body of wall does not bear too much gravity, but push-and-pull is moved and is opened or closed, so it has met norm of construction and fire-fighting requirement, has possessed anti-theft feature again, does not influence the attractive in appearance of city; It is simple in structure, can produce in batch by norm of construction, easily guarantees product quality, also can improve efficiency of construction greatly; The design of roll guard slip has guaranteed good ventilation and penetrating light performance.

Claims

1, a kind of roller shutter type anti-theft fence is characterized in that being enclosed within the chain sheet of band shaft hole by a series of cross bars and is linked to be curtain, and the cross bar two ends are arranged in the groove of vertical track, and the curtain upper end that cross bar is formed is fixed in the rotating shaft of band curved spring.

2, by the described roller shutter type anti-theft fence of claim 1, the length of its character chain sheet is 20～50mm, and the curtain lower end that cross bar is formed is fixed with Tamper Cover, and lock and lock are contained in the Tamper Cover.