CN2238309Y

CN2238309Y - Theft-proof door with movable grill

Info

Publication number: CN2238309Y
Application number: CN 95214308
Authority: CN
Inventors: 蔡第泰
Original assignee: FENGLI HARDWARE PLATE Co Ltd SHISHI CITY
Current assignee: FENGLI HARDWARE PLATE Co Ltd SHISHI CITY
Priority date: 1995-06-22
Filing date: 1995-06-22
Publication date: 1996-10-23
Anticipated expiration: 2005-06-22

Abstract

The utility model relates to a theft-proof door in a pulling type, which is accompanied with an outline iron frame; the door body is welded with an internal layer and an external layer, the external layer is abreast arranged on a fixed tubular axis through a board, and the internal layer is connected in a mesh shape through the flat iron; the theft-proof door in a pulling type has flexible switching, safety, convenience and firmness of the door body.

Description

The formula of operating a switch security door

The utility model relates to a kind of formula of operating a switch security door that is used for the shop fronts such as house, shop, warehouse, communal facility.

The security door of Xiao Shouing mostly is that individual layer or network structure can be had an X-rayed in the market, easily pried open by the person of harboring evil designs or opportunity is arranged, security door generally is installed in original the outside in addition, and two opening directions are opposite, it is big to take up space, people's turnover or load grade inconvenience.

The purpose of this utility model be to provide a kind of double-decker, inside and outside join lock, the formula of the operating a switch security door little, that be difficult to pry open that takes up space, overcome the deficiency of prior art, be applicable to the shop front of different size shape, improved the utilization rate and the popularity rate of security door.

The purpose of this utility model is achieved in that

This security door has housing brandreth (8), wherein: the door body is to be welded together by outer (1) and internal layer (6), zinc-plated batten on outer (1) is contained on the axle of stationary pipes (2) side by side, outer (1) top has protecting cap (4), handle (5) next door of door body avris also has sub-window (3), internal layer (6) is linked to be netted by band iron (7), have battalion's eye (9) and loose slot position (10) on the band iron (7), the pin joint of junction (11) in addition, whole door is up and down on the framework, have pulley (12), the stationary pipes (2) of outer (6) is welded on the inside door band iron (7), and ectonexine all has door lock (13).

During use, close behind the door that superficies are the triangular wave shape, internal layer is strip, after opening the door, outerly is folding strip, and internal layer is netted for intersecting triangle.

The utility model compared with prior art, its double-decker makes that the door body is solid and reliable, improved greatly by force intensity, pulley makes the laborsaving convenience of switch door, inside and outside double-layer door make the safety of door body improve greatly up and down.

Below in conjunction with accompanying drawing the utility model is further described:

Fig. 1 is the utility model external structure

Fig. 2 is the utility model cut-away view

Fig. 3 is the syndeton of ectonexine

In Fig. 1: (1) skin; (2) stationary pipes; (3) little window; (4) protecting cap; (5) handle; (13) door lock.

In Fig. 2: (6) internal layer; (7) band iron; (8) housing brandreth; (9) battalion's eye; (10) loose slot position; (11) pin joint; (12) pulley.

In Fig. 3: (14) pad.

Door body material can be galvanized sheet, and can set up defences rain, fire prevention of housing brandreth top hides canopy.

Claims

1. formula security door of operating a switch, have housing brandreth (8), it is characterized in that: the door body is to be welded together by outer (1) and internal layer (6), zinc-plated batten on outer (1) is contained on the axle of stationary pipes (2) side by side, outer (1) top has protecting cap (4), handle (5) next door of door body avris also has sub-window (3), internal layer (6) is linked to be netted by band iron (7), have battalion's eye (9) and loose slot position (10) on the band iron (7), the pin joint of junction (11) on the framework, has pulley (12) about the whole door in addition, the stationary pipes (2) of outer (6) is welded on the inside door band iron (7), and ectonexine all has door lock (13).