CN214091559U

CN214091559U - High-strength steel door

Info

Publication number: CN214091559U
Application number: CN202022652528.0U
Authority: CN
Inventors: 陶定飞; 卢加刚
Original assignee: Zhejiang Jiayang Door Industry Co ltd
Current assignee: Zhejiang Jiayang Door Industry Co ltd
Priority date: 2020-11-17
Filing date: 2020-11-17
Publication date: 2021-08-31
Anticipated expiration: 2030-11-17

Abstract

The utility model discloses a high-strength steel door, which comprises an outer steel plate, an inner steel plate and a frame; the frame is fitted between the outer-layer steel plate and the inner-layer steel plate; a first inner edge part is arranged on the surface of the outer steel plate and positioned on the inner side of the frame, a second inner edge part is arranged on the surface of the inner steel plate and positioned on the inner side of the frame, and the first inner edge part and the second inner edge part are overlapped; the device has stronger protective capability, is easy to maintain, and reduces the manufacturing cost simultaneously.

Description

High-strength steel door

Technical Field

The utility model relates to a fixed building, general door, window, shutter or sunshade roller shutter especially indicate a high strength steel door.

Background

The door plate is an essential part in home decoration, and the conventional door plate is divided into a wooden door and a steel door; the wooden door plate is classified into a composite door or a solid wood door, and the selling price of the wooden door plate is relatively high, but the protection capability is relatively poor. The steel door plate has the advantages of low cost, strong protection capability and relatively poor texture.

The steel door plate in the prior art comprises an outer shell and an inner filler, and the steel door plate with the structure adopts a welding process, so that the whole door plate needs to be replaced after the surface of the door plate is maliciously damaged.

Therefore, the high-strength steel door which is high in protection capacity, easy to maintain and low in manufacturing cost is designed.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a protective capacities is stronger, easily maintains, reduces manufacturing cost's high strength steel door simultaneously.

In order to solve the above problem, the utility model adopts the following technical scheme:

a high-strength steel door comprises an outer steel plate, an inner steel plate and a frame; the frame is fitted between the outer-layer steel plate and the inner-layer steel plate; a first inner edge part is arranged on the surface of the outer steel plate and positioned on the inner side of the frame, a second inner edge part is arranged on the surface of the inner steel plate and positioned on the inner side of the frame, and the first inner edge part and the second inner edge part are overlapped; the frame is including controlling two parallel arrangement's steel sheet, and the welding is two connecting strip between the steel sheet, the middle part position department of connecting strip forms the recess after recessed groove department screw in has the screw, screw in first interior limit part and the second.

Preferably, an inner frame is arranged on the inner side of the frame, a honeycomb-shaped grid steel plate is welded on the inner side of the inner frame, and the screw is screwed into the inner frame; the mesh steel plate has the effects of increasing the structural strength and the deformation resistance of the door plate.

Preferably, the thickness of the grid steel plate is smaller than that of the inner frame, sound insulation cotton is filled in the inner frame, and the sound insulation cotton is filled into honeycomb-shaped meshes of the grid steel plate; the soundproof effect of door plant can be increased in soundproof cotton's setting.

Preferably, the wall thickness of the grid steel plate is 1 mm-2 mm.

Preferably, two ends of the connecting strip are bent to form contact plates, and the contact plates on two sides are respectively contacted with the outer-layer steel plate and the inner-layer steel plate; the contact area of contact plate setting with outer steel sheet and inlayer steel sheet can be increased, the stability after the whole structure assembly is accomplished is increased.

Preferably, the length and width of the inner steel plate are all larger than those of the outer steel plate.

Preferably, the thickness of the outer layer steel plate is 2 mm-4 mm, and the thickness of the inner layer steel plate is 1 mm-2 mm; the outer steel plate mainly plays a main defense effect, so the thickness is relatively large, and the inner steel plate plays a secondary defense effect. Therefore, the subsequent relatively small steel plate is selected, and the matching can reduce the weight of the whole door panel and is convenient to open and close.

The utility model has the advantages that:

1) the device adopts the supply of assembly, and can be assembled in a workshop after each part is independently manufactured, and the whole product structure only adopts a welding process for the frame; therefore, the personnel cost is greatly reduced; the production cost is reduced;

2) because the device adopts the assembly process, the assembly is more convenient, and the maintenance is easy to be carried out after the parts are damaged;

3) the device adopts an inner layer steel plate and an outer layer steel plate, and has stronger protection capability;

4) the structure of this device is comparatively simple, and the cost is comparatively cheap, is fit for using widely.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a front view of the frame;

FIG. 3 is a partial cross-sectional view of the present device;

fig. 4 is a front view of the inner frame.

Detailed Description

All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.

Any feature disclosed in this specification (including any accompanying claims, abstract and drawings), may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.

In the description of the present invention, it is to be understood that the terms "one end", "the other end", "the outside", "upper", "inside", "horizontal", "coaxial", "central", "end", "length", "outer end", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, in the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise explicitly specified or limited, the terms "set", "coupled", "connected", "penetrating", "plugging", and the like are to be understood in a broad sense, and may be, for example, fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1, 2, 3 and 4, a high strength steel door includes an outer steel plate 1, an inner steel plate 2 and a frame 3; the frame 3 is fitted between the outer steel plate 1 and the inner steel plate 2; a first inner edge part 101 is arranged on the inner side of the frame 3 on the surface of the outer steel plate 1, a second inner edge part 201 is arranged on the inner side of the frame 3 on the surface of the inner steel plate 2, and the first inner edge part 101 and the second inner edge part 201 are overlapped; frame 3 is including controlling two parallel arrangement's steel sheet 301, and the welding two connecting strip 302 between the steel sheet 301, concave back formation recess 303 is located to the middle part position of connecting strip 302 recess 303 department screw in has screw 304, screw 304 screw in first interior limit part 101 and the interior limit part 201 of second.

In a preferred embodiment of the present invention, an inner frame 4 is disposed inside the frame 3, a honeycomb-shaped grid steel plate 5 is welded inside the inner frame 4, and the screw 304 is screwed into the inner frame 4; the grid steel plate 5 has the functions of increasing the structural strength and increasing the deformation resistance of the door panel.

In a preferred embodiment of the present invention, the thickness of the grid steel plate 5 is smaller than the thickness of the inner frame 4, the inner frame 4 is filled with the soundproof cotton 6, and the soundproof cotton 6 is filled into the honeycomb-shaped mesh of the grid steel plate 5; the soundproof effect of door plant can be increased in soundproof cotton's setting.

In a preferred embodiment of the present invention, the wall thickness of the grid steel plate 5 is 2 mm.

In a preferred embodiment of the present invention, the two ends of the connecting strip 302 are bent to form contact plates 311, and the contact plates 311 on the two sides contact the outer steel plate 1 and the inner steel plate 2 respectively; the contact plate 311 is arranged to increase the contact area with the outer steel plate 1 and the inner steel plate 2, and to increase the stability of the whole structure after assembly.

The utility model discloses in the embodiment of a preferred, the length and width of inlayer steel sheet 2 all is greater than outer steel sheet 1.

In a preferred embodiment of the present invention, the thickness of the outer steel plate 1 is 4mm, and the thickness of the inner steel plate 2 is 2 mm; the outer steel plate 1 mainly plays a main defense effect, so the thickness is relatively large, and the inner steel plate 2 plays a secondary defense effect. Therefore, the subsequent relatively small steel plate is selected, and the matching can reduce the weight of the whole door panel and is convenient to open and close.

The utility model has the advantages that:

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A high strength steel door which characterized in that: comprises an outer layer steel plate (1), an inner layer steel plate (2) and a frame (3); the frame (3) is fitted between the outer steel plate (1) and the inner steel plate (2); a first inner edge part (101) is arranged on the inner side of the frame (3) on the surface of the outer steel plate (1), a second inner edge part (201) is arranged on the inner side of the frame (3) on the surface of the inner steel plate (2), and the first inner edge part (101) and the second inner edge part (201) are overlapped; frame (3) about including two parallel arrangement's steel sheet (301), and the welding two connecting strip (302) between steel sheet (301), form recess (303) after the middle part position department of connecting strip (302) is recessed recess (303) department screw in has screw (304), screw (304) screw in first interior limit part (101) and the interior limit part (201) of second.

2. The high strength steel door of claim 1, wherein: an inner frame (4) is arranged on the inner side of the frame (3), a honeycomb-shaped grid steel plate (5) is welded on the inner side of the inner frame (4), and the screw (304) is screwed into the inner frame (4).

3. The high strength steel door of claim 2, wherein: the thickness of the grid steel plate (5) is smaller than that of the inner frame (4), soundproof cotton (6) is filled in the inner frame (4), and the soundproof cotton (6) is filled in honeycomb-shaped meshes of the grid steel plate (5).

4. The high strength steel door according to claim 2 or 3, wherein: the wall thickness of the grid steel plate (5) is 1 mm-2 mm.

5. The high strength steel door of claim 1, wherein: the two ends of the connecting strip (302) are bent to form contact plates (311), and the contact plates (311) on the two sides are respectively contacted with the outer layer steel plate (1) and the inner layer steel plate (2).

6. The high strength steel door of claim 1, wherein: the length and the width of the inner layer steel plate (2) are all larger than those of the outer layer steel plate (1).

7. The high strength steel door of claim 1, wherein: the thickness of outer steel sheet (1) is 2mm ~4mm, the thickness of inlayer steel sheet (2) is 1mm ~2 mm.