CN215632388U

CN215632388U - Metal non-welding riveting blind hinge box structure

Info

Publication number: CN215632388U
Application number: CN202120836775.8U
Authority: CN
Inventors: 陆建辉; 卢晃
Original assignee: Jiangshan Oupai Security Technology Co ltd
Current assignee: Jiangshan Oupai Security Technology Co ltd
Priority date: 2021-04-22
Filing date: 2021-04-22
Publication date: 2022-01-25
Anticipated expiration: 2031-04-22

Abstract

The utility model is suitable for the technical field of steel door frames, and provides a metal weldless riveting blind hinge box structure, which comprises a first metal piece and a second metal piece arranged on the first metal piece; a third metal piece is arranged at the bottom of the second metal piece; the first metal piece is connected with the third metal piece through the second metal piece; the metal structure is simple to mount, free of welding and good in firmness, compared with a traditional blind hinge box structure, energy consumption is reduced, the modern energy-saving and emission-reducing standard is met, after assembly, three metal parts are tightly clamped together, and a mutual-intersection structure exists between the metal parts, so that connection and fastening are achieved.

Description

Metal non-welding riveting blind hinge box structure

Technical Field

The utility model belongs to the technical field of steel door frames, and particularly relates to a metal non-welding riveting blind hinge box structure.

Background

With the rapid development of economy, the demand of the modern society for various building components is increasing. The steel anti-theft safety door, the steel fireproof door and the like are important components of building members, and play an important role in personal and property loss, social and public safety and the like. The hinge is an important component of the steel door, and can embody the quality and the safety of the steel door.

Most of the traditional hidden hinge box structure is realized by welding, the welding time is long, the cost is high, harmful gas can be generated in the welding process, and the human health is damaged; on the other hand, the existing hidden hinge box has a complex structure, is generally manufactured and supplied by outsourcing manufacturers in a mould opening way, and has higher cost.

SUMMERY OF THE UTILITY MODEL

The utility model provides a metal non-welding riveting blind hinge box structure, which aims to solve the problems that most of the traditional blind hinge box structure is realized by welding, the welding time is long, the cost is high, harmful gas is generated in the welding process, and the human health is damaged; on the other hand, the prior hidden hinge box has a complex structure, usually needs a outsourcing manufacturer to open the mould to manufacture and supply materials, and has higher cost.

The utility model is realized in such a way that a metal weldless riveting blind hinge box structure comprises a first metal piece and a second metal piece arranged on the first metal piece; a third metal piece is arranged at the bottom of the second metal piece; the first metal piece is connected with the third metal piece through the second metal piece.

Preferably, the first metal piece comprises a first body; the two ends of the first body are provided with buckles.

Preferably, the second metal piece comprises a second body; the top of the second body is provided with a clamping groove corresponding to the buckle; the buckle is matched with the clamping groove.

Preferably, the lower end of the second body extends outwards to form a folded edge; the outer wall of the folded edge is provided with at least one rivet hole I.

Preferably, the third metal piece comprises a third body; and a rivet hole II corresponding to the rivet hole I is arranged on the body III.

Preferably, bolt holes are formed in the side walls of the two sides of the body.

Preferably, the buckle and the clamping groove are both in a long strip shape.

Compared with the prior art, the utility model has the beneficial effects that: the metal structure is simple to mount, free of welding and good in firmness, compared with a traditional blind hinge box structure, energy consumption is reduced, the modern energy-saving and emission-reducing standard is met, after assembly, three metal parts are tightly clamped together, and a mutual-intersection structure exists between the metal parts, so that connection and fastening are achieved.

Drawings

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

FIG. 2 is an enlarged view of a structure A on the third metal piece in FIG. 1;

FIG. 3 is a schematic structural diagram of a first metal part and a second metal part according to the present invention;

fig. 4 is a schematic structural diagram of a third metal element according to the present invention.

In the figure: 1. a first metal member; 11. a first body; 12. buckling; 2. a second metal piece; 21. a second body; 22. a card slot; 23. a rivet hole I; 24. folding edges; 25. a pin hole; 3. a third metal piece; 31. a third body; 32. and a second rivet hole.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 and 2, a metal weldless riveted concealed hinge box structure includes a first metal member 1 and a second metal member 2 disposed on the first metal member 1; the bottom of the second metal piece 2 is provided with a third metal piece 3; the first metal piece 1 is connected with the third metal piece 3 through the second metal piece 2.

In this embodiment, the first metal part 1, the second metal part 2, and the third metal part 3 are provided, wherein the first metal part 1, the second metal part 2, and the third metal part 3 may be made of a steel material (galvanized sheet), and the cost is greatly reduced by using the metal material. After the first metal part 1 and the second metal part 2 are mutually clamped and connected, and the rivet nut and the third metal part 3 are locked, the three metal parts are tightly matched together, the blind hinge box is high in structural strength, simple and convenient to mount, free of welding and good in firmness, and compared with the traditional blind hinge box structure, the blind hinge box reduces energy consumption and meets the modern standards of energy conservation and emission reduction.

Specifically, insert second metalwork 2 along the profile of first metalwork 1, reach preliminary cooperation effect, then aim at draw-in groove 22 on the second metalwork 2 with the help of the instrument with buckle 12 on the first metalwork 1, inside slowly knocking into draw-in groove 22 along draw-in groove 22 center with buckle 12, reach the effect of fastening, make first metalwork 1 become an overall structure with second metalwork 2, later aim at rivet hole two 32 on the third metalwork 3 with rivet hole one 23 on the second metalwork 2 in the overall structure, through drawing rivet nut with first metalwork 1, second metalwork 2 and third metalwork 3 fastening together, become complete structure.

Referring to fig. 3, the first metal component 1 includes a first body 11; the two ends of the first body 11 are provided with buckles 12. The second metal piece 2 comprises a second body 21; the top of the second body 21 is provided with a clamping groove 22 corresponding to the buckle 12; the buckle 12 is matched with the clamping groove 22. The lower end of the second body 21 extends outwards to form a folded edge 24; at least one rivet hole I23 is formed in the outer wall of the folded edge 24.

Bolt holes 25 are formed in the side walls of the two sides of the second body 21. The buckle 12 and the clamping groove 22 are both in a long strip shape.

In this embodiment, by providing the buckle 12, in the actual operation process, the first metal member 1 is cut and bent by laser to form the buckles 12 on both sides of the first body 11, and the buckle 12 is in a long strip shape when not fastened, and the top end of the buckle is in an arc shape.

Two bolt holes 25 and two clamping grooves 22 are arranged on two sides of the second body 21, and the shape of the clamping grooves 22 is similar to that of the buckles 12 of the first metal piece 1. The clamping groove 22 in the second metal part 2 can also be a long strip, the bottom of the second metal part is arc-shaped, and the second metal part 2 is slowly clamped along the inner profile of the first metal part 1, so that the horizontal arrangement of the second metal part and the first metal part is ensured.

Specifically, the buckles 12 on the two sides of the first metal part 1 are respectively aligned to the clamping grooves 22 on the two sides of the second metal part 2, after the position is determined to be correct, the buckles 12 on the first metal part 1 are respectively knocked into the clamping grooves 22 on the two sides of the second metal part 2 by means of tools, at the moment, one part of the buckles 12 on the first metal part 1 can vertically enter the clamping grooves 22 on the second metal part 2 (it is ensured that the buckles 12 need to have half of the length to be clamped into the clamping grooves 22, and the buckles can not slide out of the clamping grooves 22), and the effect that the first metal part 1 can not fall off from the second metal part 2 is achieved.

The first metal part 1 and the second metal part 2 are fastened together, the whole structure cannot fall off after being taken up, a gap is reserved after the first metal part 1 and the second metal part 2 are connected, and the buckle 12 is in clearance fit with the clamping groove 22. At the moment, the first metal part 1 and the second metal part 2 form a whole, the bolts of the hidden hinge are fixed through the bolt holes 25 on the two sides of the second metal part 2, the body of the hidden hinge is positioned on the inner hollow side of the connecting piece of the first metal part 1 and the second metal part 2, and the hinge can flexibly rotate on the inner side.

Referring to fig. 4, the third metal part 3 includes a third body 31; the third body 31 is provided with a second rivet hole 32 corresponding to the first rivet hole 23.

In this embodiment, the third metal component 3 is a steel door frame, the second rivet holes 32 are respectively located on the steel door frame according to a hinge installation rule, and each rivet hole has six rivet holes. And (3) integrating the first metal part 1 and the second metal part 2 which are connected together along the inner side of the third metal part 3, wherein one part of the second metal part 2 is provided with an avoidance part for avoiding the steel door frame structure of the third metal part 3, and can be in clearance fit with the steel door frame structure.

The inboard of the connector tie-down steel door frame of first metalwork 1 and second metalwork 2, the right side of connector also hugs closely with the inboard of steel door frame, the position of whole connector simultaneously will flush with the hinge hole site on the steel door frame, the key is the rivet hole two 32 on aligning the rivet hole one 23 of the left and right sides of second metalwork 2 on the connector on the 3 steel door frames of third metalwork, the hole site is compared after errorlessly, fetch a plurality of rivet nuts, from the outside of third metalwork 3, will draw rivet nut and squeeze into inwards, draw rivet nut and pass rivet hole one 23 of second metalwork 2 and rivet hole two 32 of third metalwork 3 completely.

After 6 rivet nuts are all driven in, the rivet nuts finish fixing the third metal piece 3, the second metal piece 2 and the first metal piece 1, the connecting body of the first metal piece 1 and the second metal piece 2 is firmly connected to the inner side of the third metal piece 3 and cannot fall off, and the installation steps are continuously and repeatedly carried out according to the rule of installation hinges of the steel door frame.

The first metal piece 1, the second metal piece 2 and the third metal piece 3 are all the same in thickness and material. After the first metal part 1, the second metal part 2 and the third metal part 3 are assembled, the assembly effect is shown in fig. 1.

In summary, when the device is used, the second metal part 2 is firstly inserted along the contour of the first metal part 1 to achieve a preliminary matching effect, then the buckle 12 on the first metal part 1 is aligned to the clamping groove 22 on the second metal part 2 by means of a tool, the buckle 12 is slowly knocked into the clamping groove 22 along the center of the clamping groove 22 to achieve a fastening effect, so that the first metal part 1 and the second metal part 2 form an integral structure, then the rivet hole one 23 on the second metal part 2 in the integral structure is aligned to the rivet hole two 32 on the third metal part 3, and the first metal part 1, the second metal part 2 and the third metal part 3 are fastened together by the rivet nut to form an integral structure, so that the device removes a tedious process of welding a previous hidden hinge box, reduces energy consumption to a certain extent, and accords with modern concepts of energy conservation and emission reduction.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a dark hinge box structure of solderless riveting of metal which characterized in that: the device comprises a first metal piece (1) and a second metal piece (2) arranged on the first metal piece (1);

a third metal piece (3) is arranged at the bottom of the second metal piece (2);

the first metal piece (1) is connected with the third metal piece (3) through the second metal piece (2).

2. A metal weldless riveted blind hinge box structure as claimed in claim 1, characterized in that: the first metal piece (1) comprises a first body (11);

both ends of the first body (11) are provided with buckles (12).

3. A metal weldless riveted blind hinge box structure as claimed in claim 2, characterized in that: the second metal piece (2) comprises a second body (21);

the top of the second body (21) is provided with a clamping groove (22) corresponding to the buckle (12);

the buckle (12) is matched with the clamping groove (22).

4. A metal weldless riveted blind hinge box structure as claimed in claim 3, characterized in that: the lower end of the second body (21) extends outwards to form a folded edge (24);

the outer wall of the folded edge (24) is provided with at least one rivet hole I (23).

5. A metallic weldless riveted blind hinge box structure as claimed in claim 4, characterized in that: the third metal piece (3) comprises a third body (31);

and a rivet hole II (32) corresponding to the rivet hole I (23) is arranged on the body III (31).

6. A metal weldless riveted blind hinge box structure as claimed in claim 3, characterized in that: bolt holes (25) are formed in the side walls of the two sides of the second body (21).

7. A metal weldless riveted blind hinge box structure as claimed in claim 3, characterized in that: the buckle (12) and the clamping groove (22) are both in a long strip shape.