Metal plate hinge cup and door and window blind hinge structure

Abstract

The utility model discloses a metal plate hinge cup and a door and window blind hinge structure. The metal plate hinge cup comprises a U-shaped bent piece, vertical bent plates arranged on the two sides of the opening end of the U-shaped bent piece and a horizontal bent plate arranged on the side face of the U-shaped bent piece. Wherein one end of the vertical folded plate is integrally connected with the opening end of the U-shaped bent piece, and the other end of the vertical folded plate extends outwards; one end of the horizontal bent plate is integrally connected with the side surface of the U-shaped bent piece; the other end of the horizontal folded plate extends outwards; the vertical folded plate and the horizontal folded plate are separated from each other, and the horizontal folded plate is provided with a mounting hole. The metal plate hinge cup is very simple in structure and easy to machine, and the production cost can be effectively reduced; meanwhile, the metal plate hinge cup is stable in structure, can be used for a long time and is high in product quality.

Description

TECHNICAL FIELD

[0001] The utility model relates to door and window hidden hinge technical field, concretely relates to a sheet metal hinge cup and door and window hidden hinge structure. BACKGROUND

[0002] Hinge is also called hinge, it is used to connect two solids and allow the relative rotation between two, mainly suitable for door and window, cabinet. In order to be beautiful and practical, the aluminum frame door generally adopts hidden hinge structure. Most of the existing aluminum frame door hidden hinge structure is including hinge cup, hinge arm and base connected in turn. The structure of the existing hinge cup is relatively complex, and it is zinc alloy hinge cup, so that most hinge cups are processed by die casting process, resulting in relatively high production cost, and the zinc alloy hinge cup is easy to weather and break down after long time use, and the quality is poor. INVENTION CONTENTS

[0003] The utility model aims at overcoming the above-mentioned problems, providing a sheet metal hinge cup, the structure of the sheet metal hinge cup is very simple, easy to process, can effectively reduce the production cost, and the sheet metal hinge cup structure is stable, can be used for a long time, and the product quality is high.

[0004] Another purpose of the utility model is to provide a door and window hidden hinge structure.

[0005] The purpose of the utility model is realized through the following technical scheme:

[0006] A sheet metal hinge cup, comprising a U-shaped bending piece, vertical flaps arranged on both sides of the opening end of the U-shaped bending piece and horizontal flaps arranged on the side surface of the U-shaped bending piece, wherein one end of the vertical flap is integrally connected with the opening end of the U-shaped bending piece, and the other end of the vertical flap extends outward, one end of the horizontal flap is integrally connected with the side surface of the U-shaped bending piece, and the other end of the horizontal flap extends outward, the vertical flap and the horizontal flap are separated from each other, and mounting holes are arranged on the horizontal flap.

[0007] The working principle of the above-mentioned sheet metal hinge cup is as follows:

[0008] Mounting holes are arranged on the horizontal flap, the sheet metal hinge cup can be fixed on the aluminum frame door through screws, the U-shaped bending piece is arranged, the vertical flap and the horizontal flap are integrally connected with the U-shaped bending piece, and the vertical flap and the horizontal flap are separated from each other, so that the sheet metal hinge cup can be processed through a plate material through stamping forming processes such as cutting, flanging, side punching, bending and chamfering, the stamping forming process is simpler and has lower cost compared with the die casting process.

[0009] One preferred scheme of the utility model, wherein, the U type bending piece includes one horizontal plate and two side plates, one end of one side plate is connected with one end of the horizontal plate, and the other end is connected with one vertical folding plate, one end of another side plate is connected with the other end of the horizontal plate, and the other end is connected with another vertical folding plate, two horizontal folding plates are arranged on the side surface of the two side plates respectively, in the above structure, one horizontal plate, two side plates, two vertical folding plates and two horizontal folding plates are integrated structure, the structure is very simple, and it is convenient to process.

[0010] Preferably, the top surface of the vertical folding plate is at the same height with the top surface of the horizontal folding plate, which aims to make the structure more compact.

[0011] Preferably, the horizontal folding plate is connected at the upper end of the side surface of the side plate, which aims to form the horizontal folding plate by bending at the upper end of the side surface of the side plate after cutting the plate, so as to ensure that the horizontal folding plate can be formed by bending processing.

[0012] Preferably, the horizontal folding plate includes a mounting portion and a connecting portion, one end of the connecting portion is connected with the mounting portion, and the other end is connected with the side surface of the side plate, the width of the connecting portion is less than the width of the mounting portion, and the mounting hole is arranged in the mounting portion, by arranging the above structure, the width of the connecting portion is less than the width of the mounting portion, so as to facilitate stamping processing, bending between the horizontal folding plate and the side plate, the mounting portion has a wide width, which can improve the supporting area and the mounting stability of the sheet metal hinge cup.

[0013] Preferably, the upper end of the horizontal plate is provided with a avoiding groove, which can effectively avoid the components of the door and window hidden hinge structure when the door and window hidden hinge structure is used, so as to ensure that the door is opened and closed more smoothly.

[0014] A door and window hidden hinge structure includes the above sheet metal hinge cup, base, straight arm and connecting arm, the straight arm is arranged on the base, one end of the connecting arm is hinged with the U type bending piece, and the other end is hinged with the straight arm.

[0015] Compared with the prior art, the utility model has the following beneficial effects:

[0016] 1、The sheet metal hinge cup in the utility model is provided with the U type bending piece, the vertical folding plate and the horizontal folding plate are integrally connected with the U type bending piece, the vertical folding plate and the horizontal folding plate are separated from each other, the structure is very simple, and each component is composed of a plate, which is easy to process.

[0017] 2. The sheet metal hinge cup in the utility model, through setting U type bending piece, vertical folding plate and horizontal folding plate, make the sheet metal hinge cup can through a sheet material after cutting, flanging, bending and other stamping forming process, can process the sheet metal hinge cup, stamping forming is more simple than pressure casting process, cost is more low.

[0018] 3. The hinge cup in the prior art uses zinc alloy pressure casting product, the zinc alloy product will oxidize and weather after a long time, the material becomes fragile, is easy to break, produces unpredictable danger, and more resources are consumed, the product cost is relatively high; the sheet metal hinge cup in the utility model is a sheet metal product, that is, the sheet metal hinge cup is a sheet metal, which is formed by stamping, has a more stable structure, provides a longer service life, has higher product quality, solves the defects of the zinc alloy product, such as weathering risk and high cost. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a top view of the sheet metal hinge cup in the utility model.

[0020] Figure 2 It is a left view of the sheet metal hinge cup in the utility model.

[0021] Figure 3 It is a schematic view of the sheet metal hinge cup in the utility model.

[0022] Figure 4 It is a schematic view of the door and window concealed hinge structure in the utility model. DETAILED DESCRIPTION

[0023] In order for those skilled in the art to well understand the technical scheme of the utility model, the utility model will be further described below in combination with embodiments and drawings, but the embodiments of the utility model are not limited to this.

[0024] Embodiment 1

[0025] Referring to Figures 1-3 The embodiment discloses a sheet metal hinge cup, which comprises a U-shaped bending piece 1, vertical folding plates 2 arranged on both sides of the opening end of the U-shaped bending piece 1 and horizontal folding plates 3 arranged on the side surface of the U-shaped bending piece 1, wherein one end of the vertical folding plate 2 is integrally connected with the opening end of the U-shaped bending piece 1, and the other end of the vertical folding plate 2 extends outward; one end of the horizontal folding plate 3 is integrally connected with the side surface of the U-shaped bending piece 1; the other end of the horizontal folding plate 3 extends outward; the vertical folding plate 2 and the horizontal folding plate 3 are separated from each other, and the horizontal folding plate 3 is provided with a mounting hole 4.

[0026] Referring to Figures 1-3The U-shaped bent piece 1 comprises a horizontal plate 1-1 and two side plates 2-2; one end of one of the side plates 2-2 is connected with one end of the horizontal plate 1-1, and the other end is connected with one of the vertical flaps 2; the other end of the other side plate 2-2 is connected with the other end of the horizontal plate 1-1, and the other end is connected with the other vertical flap 2; two horizontal flaps 3 are arranged on the side surfaces of the two side plates 2-2 respectively. In the above structure, the horizontal plate 1-1, the two side plates 2-2, the two vertical flaps 2 and the two horizontal flaps 3 are of an integral structure, and the structure is very simple and convenient to process. The ends of the two side plates 2-2 away from the horizontal plate 1-1 form the open end of the U-shaped bent piece 1.

[0027] Referring to Figures 1-3 The horizontal plate 1-1 and the side plate 2-2 are arranged perpendicularly to each other, the vertical flap 2 and the side plate 2-2 are arranged perpendicularly to each other, the side plate 2-2 and the horizontal flap 3 are arranged perpendicularly to each other, the horizontal plate 1-1 and the vertical flap 2 are arranged parallel to each other, and the horizontal flap 3 and the vertical flap 2 are arranged perpendicularly to each other. The sheet metal hinge cup is formed by bending a plate. The vertical flap 2 and the side plate 2-2 are connected by a first bending mark, and the horizontal flap 3 and the side plate 2-2 are connected by a second bending mark. The end of the vertical flap 2 away from the side plate 2-2 is a circular arc end.

[0028] Referring to Figures 1-3 The top surface of the vertical flap 2 and the top surface of the horizontal flap 3 are at the same height. The purpose is to make the structure more compact.

[0029] Referring to Figures 1-3 The horizontal flap 3 is connected to the upper end of the side surface of the side plate 2-2. When the plate is cut and bent at the upper end of the side surface of the side plate 2-2, the horizontal flap 3 can be formed, ensuring that the horizontal flap 3 can be formed by bending processing.

[0030] Referring to Figures 1-3 The side plate 2-2 is provided with a hinge hole 10 for mounting a connecting arm 9 and a connecting piece 14.

[0031] Referring to Figures 1-3 The horizontal flap 3 comprises a mounting portion 3-1 and a connecting portion 3-2; one end of the connecting portion 3-2 is connected with the mounting portion 3-1, and the other end is connected with the side surface of the side plate 2-2; the width of the connecting portion 3-2 is smaller than the width of the mounting portion 3-1, and the mounting hole 4 is arranged in the mounting portion 3-1. By arranging the above structure, the width of the connecting portion 3-2 is smaller than the width of the mounting portion 3-1, which is convenient for stamping processing, bending between the horizontal flap 3 and the side plate 2-2, the mounting portion 3-1 has a wider width, which can improve the supporting area and thus improve the installation stability of the sheet metal hinge cup.

[0032] Referring to Figures 1-3 , the upper end of the horizontal plate 1-1 is provided with an avoiding groove 5. In use, the avoiding groove 5 can effectively avoid the components of the door and window concealed hinge structure, such as the connecting piece 14, to ensure that the door is opened and closed more smoothly.

[0033] Referring to Figures 1-3 , the upper end and the lower end of the avoiding groove 5 are both chamfered.

[0034] Referring to Figures 1-3 , the working principle of the sheet metal hinge cup is as follows:

[0035] The horizontal fold plate 3 is provided with a mounting hole 4, and the sheet metal hinge cup can be fixed on the aluminum frame door through a screw; the U-shaped bending piece 1 is arranged, and the vertical fold plate 2 and the horizontal fold plate 3 are integrally connected with the U-shaped bending piece 1, and the vertical fold plate 2 and the horizontal fold plate 3 are separated from each other, so that the sheet metal hinge cup can be processed through a sheet material by means of punching forming processes such as cutting, flanging, side punching, bending and chamfering, and the punching forming process is simpler and has a lower cost than the die casting process.

[0036] Embodiment 2

[0037] Referring to Figures 1-4 , the embodiment discloses a door and window concealed hinge structure, which comprises a sheet metal hinge cup 6, a base 7, a straight arm 8 and a connecting arm 9 as described in Embodiment 1; the straight arm 8 is arranged on the base 7, one end of the connecting arm 9 is hingedly connected with the U-shaped bending piece 1, and the other end is hingedly connected with the straight arm 8.

[0038] Referring to Figures 1-4 , the door and window concealed hinge structure further comprises a connecting piece 14, the connecting piece 14 is connected between the sheet metal hinge cup 6 and the straight arm 8; the connecting piece 14 and the connecting arm 9 are connected on the hinge hole 10 of the sheet metal hinge cup 6.

[0039] Referring to Figures 1-4 , the base 7 is provided with a tail buckle 11, the straight arm 8 is provided with an adjusting screw 12 and an eccentric adjusting screw 13, and the specification of the adjusting screw 12 is M7 adjusting screw. The base 7 is a four-hole base 7, and the connecting arm 9 is a four-hole connecting arm.

[0040] The above is a preferred embodiment of the present application, but the embodiment of the present application is not limited by the above content, and any change, modification, replacement, combination and simplification made without departing from the spirit and principle of the present application should be an equivalent replacement method, which is included in the protection scope of the present application.

Claims

1. A sheet metal hinge cup, characterized in that, The U-shaped bent piece, vertical flaps arranged on both sides of the open end of the U-shaped bent piece, and horizontal flaps arranged on the side of the U-shaped bent piece are included; one end of the vertical flap is integrally connected with the open end of the U-shaped bent piece, and the other end of the vertical flap extends outward; one end of the horizontal flap is integrally connected with the side of the U-shaped bent piece; the other end of the horizontal flap extends outward; the vertical flap and the horizontal flap are separated from each other, and a mounting hole is arranged on the horizontal flap.

2. The cup of claim 1, wherein, The U-shaped bent piece includes a horizontal plate and two side plates; one end of one of the side plates is connected with one end of the horizontal plate, and the other end is connected with one of the vertical flaps; one end of the other side plate is connected with the other end of the horizontal plate, and the other end is connected with the other vertical flap; the two horizontal flaps are arranged on the side of the two side plates, respectively.

3. The cup of claim 1, wherein, The top surface of the vertical flap is at the same height as the top surface of the horizontal flap.

4. The cup of claim 2, wherein, The horizontal flap is connected to the upper end of the side of the side plate.

5. The cup of claim 2, wherein, The horizontal flap includes a mounting portion and a connecting portion; one end of the connecting portion is connected with the mounting portion, and the other end is connected with the side of the side plate; the width of the connecting portion is smaller than the width of the mounting portion, and the mounting hole is arranged on the mounting portion.

6. The cup of claim 2, wherein, The upper end of the horizontal plate is provided with a avoiding slot.

7. A door and window concealed hinge structure, characterized by, The sheet metal hinge cup, base, straight arm, and connecting arm are included; the straight arm is arranged on the base, one end of the connecting arm is hingedly connected with the U-shaped bent piece, and the other end is hingedly connected with the straight arm.

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