CN2184071Y

CN2184071Y - Steel-wood safty door

Info

Publication number: CN2184071Y
Application number: CN 94203719
Authority: CN
Inventors: 李广宝; 刘崇颐; 姜建国
Original assignee: CONSTRUCTIONAL STEEL-WOOD PRODUCTS Co BEIJING CITY
Current assignee: CONSTRUCTIONAL STEEL-WOOD PRODUCTS Co BEIJING CITY
Priority date: 1994-02-26
Filing date: 1994-02-26
Publication date: 1994-11-30
Anticipated expiration: 2004-02-26

Abstract

The utility model relates to a steel-wood ventilation type safety door, the middle of a large door leaf is provided with a small ventilation leaf, wherein, the outer layer of which is a window screen, the middle layer of the small ventilation leaf is a square pipe grill, the square pipe is penetrated with a steel bar, and the inner layer of the small ventilation layer is a wood door leaf. A hinge is installed on a square pipe steel skeleton of the big door leaf. A steel door frame forms like a tool holder shape, the length of the steel door frame is about 55 mm, the width of the steel door frame is about 45 mm, the length of a tool holder part is about 42 mm, and the width of the tool holder part is about 30 mm. The utility model integrates a burglarproof door and the door into a whole. When ventilation is needed or a stranger comes, the large door leaf is closed to keep a security defense function, and the wood door leaf of the small ventilation leaf only needs to be opened. The utility model has the functions of theft protection, insect prevention, ventilation, sound insulation and heat preservation.

Description

Steel-wood safty door

The utility model relates to the residential houses door that a kind of security door and Hu Men are integrated.

The modal family steel fence gate outdoors that is mounted in of existing dwelling house security door, this security door turnover family Men Junxu has increased the trouble of resident's turnover through the twice outpost of the tax office.At present, the developing trend of security door is that security door and Hu Men are integrated, this security door generally is made up of steel door frame, steel wood composite door fan and hinge, door leaf adopts steel frame, wooden door face board, its shortcoming are can not ventilate, take a breath, when the stranger is visiting, do not open the door and just can not differentiate the other side's appearance, thereby the ruffian is had an opportunity to take advantage of.

The purpose of this utility model provides a kind of steel wood aeration type safety family door, and security door and Hu Men are integrated, and makes it have antitheft, insect protected, ventilation, sound insulation, five kinds of functions of insulation.

Steel wood aeration type safety of the present utility model family door is made up of steel door frame, steel wood composite door fan and hinge, it is characterized in that: have the little fan that ventilates in the middle of big door leaf, the little fan skin that ventilates is a window screening, the middle level is the square tube iron railings, is installed with reinforcing bar in the square tube, and internal layer is a wooden door leaf.

Between the square tube iron railings of the little fan that ventilates and four frames between the wooden door leaf and big door leaf and doorframe, be provided with sealing joint strip.

Hinge is a bearing iron hinge, and is directly installed on the big door leaf square hollow section steel skeleton.

Steel door frame is a hilt shape, long 90～110 millimeters, and wide 50～65 millimeters, partly long 50～60 millimeters of hilts, wide 35～45 millimeters.

The utility model has the advantages that security door and Hu Men are integrated, in big door leaf, establish little door leaf, both satisfied needs antitheft, that ventilate, do not increase the trouble of turnover family door again; When needs ventilation or stranger were visiting, the big door leaf of cutting out can keep the safety precaution function, only need open the wooden door leaf of the little fan that ventilates; The little fan skin that ventilates is provided with screen window, and it is indoor to prevent that mosquito from flying into; In addition, the utility model also pierces indoor threshold with the protection against rodents worm; Its antitheft anti-time to rupture is no less than 15 minutes, and sound insulation factor is 25dB; Thermal transmittance is 1.79W/(m ²K).Have antitheft, insect protected, ventilation, sound insulation, five kinds of functions of insulation.Be applicable to general residential houses Hu Men.

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

Fig. 1 is the front elevation drawing of first embodiment of the utility model.

Fig. 2 is the rear elevation of first embodiment of the utility model.

Fig. 3 is the cross-sectional structure schematic diagram of first embodiment of the utility model.

Fig. 4 is the front elevation drawing of second embodiment of the utility model.

Fig. 5 is the rear elevation of second embodiment of the utility model.

First embodiment as shown in Figure 1, 2, 3, form by steel door frame 1, steel wood composite door fan 2 and hinge 3, the panel 4 of door leaf 2 is wooden plates, skeleton 5 is steel square tube skeletons, have the little fan 6 that ventilates in the middle of the big door leaf 2, the little fan skin that ventilates is a window screening 7, and the middle level is a square tube iron railings 8, in wear the reinforcing bar of φ 12mm, internal layer is a wooden door leaf 9; The little fan that ventilates adopts snap close 10 lockings, and can arbitrarily dismantle; Steel door frame is a hilt shape, long 55 millimeters, and wide 45 millimeters, partly long 42 millimeters of hilts, wide 30 millimeters, be 1.5mm cold-rolled steel sheet bending and molding; Between four frames between iron railings 8 and the wooden door leaf 9 and big door leaf 2 and steel door frame 1, be provided with close wind adhesive tape 11.Hinge 3 is bearing iron hinges, and is directly installed on the big door leaf square hollow section steel skeleton 5, and big door leaf 2 adopts built-in type Three-bearing safe-guard door lock 12.The size of little fan of ventilating can be as required changes with hobby, as shown in Fig. 4,5 second embodiment.

Claims

1, the wooden aeration type safety of a kind of steel family door is made up of steel door frame, steel wood composite door fan and hinge, and it is characterized in that: having the little fan that ventilates in the middle of big door leaf, the little fan skin that ventilates is a window screening, and the middle level is the square tube iron railings, is installed with reinforcing bar in the square tube, and internal layer is a wooden door leaf.

2, steel according to claim 1 wood aeration type safety family door is characterized in that: be provided with sealing joint strip between the square tube iron railings of the little fan of described ventilation and four frames between the wooden door leaf and big door leaf and doorframe.

3, the wooden aeration type safety of steel according to claim 1 family door, it is characterized in that: described hinge is a bearing iron hinge, and is directly installed on the big door leaf square hollow section steel skeleton.

4, the wooden aeration type fire safety of steel according to claim 1 family door, it is characterized in that: described steel door frame is a hilt shape, long 90～110 millimeters, wide 50～65 millimeters, partly long 50～60 millimeters of hilts, wide 35～45 millimeters.