CN111719973A

CN111719973A - Be applied to buffering hinge of furniture

Info

Publication number: CN111719973A
Application number: CN201910867643.9A
Authority: CN
Inventors: 郭玉武; 林晓群; 林晓欢; 苏伟生
Original assignee: Guangdong Jino Hardware Industrial Co ltd
Current assignee: Guangdong Jino Hardware Industrial Co ltd
Priority date: 2019-09-13
Filing date: 2019-09-13
Publication date: 2020-09-29

Abstract

The invention relates to the technical field of hinge research and development design, in particular to a buffering hinge applied to furniture, which adopts the following technical scheme: arranging a buffer mechanism and a bearing structure, wherein the buffer mechanism is arranged between the bearing mechanism and the shell and is driven by the bearing structure to move in the shell; the bearing mechanism comprises a damper bearing seat arranged in the shell, and a second linkage part drives the damper bearing seat to move through a transmission part; the buffer mechanism comprises a damper which is arranged in a damper cavity of the damper bearing seat, and the stop lever is arranged on the first linkage part, and the buffer mechanism has the advantages that: the production cost is effectively reduced, the integral strength and durability of the product are guaranteed on the basis of reducing the production cost, the product is further suitable for rapid automatic production, the integral cost of the product is further reduced through being suitable for automatic production, and the market competitiveness is improved.

Description

Be applied to buffering hinge of furniture

The technical field is as follows:

the invention relates to the technical field of hinge research and development design, in particular to a buffering hinge applied to furniture.

Background art: the hinges are mainly arranged on doors and windows, and more hinges are arranged on cabinets and furniture door plates and are mainly classified into stainless steel hinges and iron hinges according to materials; the hydraulic hinge (also called damping hinge) is also provided for people to enjoy better, and is characterized in that the hydraulic hinge has a buffering function when the cabinet door is closed, and the noise generated by collision between the cabinet door and the cabinet body when the cabinet door is closed is reduced to the greatest extent.

In a conventional hinge, in order to further reduce parts, a method for overcoming the resistance of the torsion spring is generally adopted in a specific structure in which a piston rod of the damper is abutted against the torsion spring, however, when the structure is used, the damper or the piston rod is abutted against the torsion spring so that the torsion spring rotates with friction, or a top plate is bent on a housing so as to achieve stopping, however, when the structure is actually used, the torsion spring and the damper are damaged due to a large force, so that the top plate is abutted against the torsion spring, the use of the whole hinge is affected, the market demand cannot be met, and further research and development are needed.

The invention content is as follows:

it is an object of the present invention to provide a hinge, and in particular a cushioned hinge, which is less expensive to manufacture.

In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a be applied to buffering hinge of furniture which characterized in that:

the device comprises a shell, a first rotating shaft, a U-shaped pin shaft, a hinge cup, a first linkage piece, a second rotating shaft, a torsion spring, a second linkage piece, a buffer mechanism and a bearing structure, wherein the buffer mechanism is arranged between the bearing mechanism and the shell and is driven by the bearing structure to move in the shell; the hinge cup is fixed on the door plate.

The bearing mechanism comprises a damper bearing seat arranged in the shell, and a second linkage part drives the damper bearing seat to move through a transmission part;

the buffer mechanism comprises a damper arranged in a damper cavity of the damper bearing seat, a stop lever is arranged between the torsion spring and the damper and arranged on the first linkage piece, and the stop lever stops the damper to increase the resistance of the return of the torsion spring.

Preferably, one side of the first linkage member, which is located at the damper, is provided with an extension portion bent towards the damper, and the stop lever is arranged on the extension portion of the first linkage member.

Preferably, one end of the first linkage member is rotatably mounted on the housing through a first rotating shaft, and the other end of the first linkage member is rotatably connected with the hinge cup through a shaft of the U-shaped pin shaft.

Preferably, one end of the second linkage piece is rotatably installed in the shell through a second rotating shaft, and the other end of the second linkage piece is rotatably connected with the hinge cup through another shaft of the U-shaped pin shaft.

Preferably, the torsion spring is sleeved on the first rotating shaft, a first torsion arm of the torsion spring is fixed on the U-shaped pin shaft, and a second torsion arm of the torsion spring is abutted against the first linkage member or the shell;

preferably, the transmission member includes a second linkage member located at one side of the damper bearing seat and provided with a transmission tooth portion corresponding to the linkage portion, and the transmission tooth portion transmits the linkage portion of the damper bearing seat when the second linkage member rotates so that the damper bearing seat moves in the housing.

Preferably, a piston rod of the damper is provided to a rear side plate of the damper mount, and the damper abuts against the stopper rod on the other side end surface of the damper relative to the stopper rod.

Preferably, a limiting mechanism for limiting the damper bearing seat to be separated from the shell is arranged on the shell, the limiting mechanism comprises a limiting rod arranged on the shell, and the damper bearing seat is arranged between the limiting rod and the U-shaped side wall of the shell.

Preferably, the transmission tooth part of the second interlocking part extends from one side of the second interlocking part main body to the direction of the damper bearing seat.

Preferably, the damper bearing seat comprises a bearing seat main body, the bearing seat main body is provided with a damper cavity for accommodating the damper, the damper cavity is surrounded by a left side plate, a right side plate, a rear side plate and a top side plate, the front part of the bearing seat main body is provided with side linkage parts protruding towards the two sides of the bearing seat main body, and the top side plate is provided with an arc-shaped transition part.

The invention has the advantages that: the production cost is effectively reduced, the integral strength and durability of the product are guaranteed on the basis of reducing the production cost, the product is further suitable for rapid automatic production, the integral cost of the product is further reduced through being suitable for automatic production, and the market competitiveness is improved.

Description of the drawings:

FIG. 1 is a schematic structural diagram of a cushion hinge 1 applied to furniture according to an embodiment;

FIG. 2 is a schematic front view of a damping hinge for furniture according to an embodiment;

fig. 3 is a rear view schematically showing a structure of a damping hinge applied to furniture according to an embodiment.

FIG. 4 is a perspective view 2 of a damper hinge according to an embodiment applied to furniture;

FIG. 5 is a disassembled view of a hinge cup of the buffering hinge applied to furniture according to the embodiment;

FIG. 6 is a schematic view of a stop bar transmission structure 1;

FIG. 7 is a schematic view of a stop transmission structure of the stop lever 2;

FIG. 8 is a schematic perspective view of a damper bearing seat according to an embodiment of the present invention;

FIG. 9 is a schematic perspective view of a damper bearing seat according to an embodiment of the present invention;

fig. 10 is a schematic perspective view of a damper bearing seat according to an embodiment 3.

The specific implementation mode is as follows:

to facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Example 1: referring to fig. 1-10: a buffering hinge applied to furniture is provided,

the hinge comprises a shell 4, a first rotating shaft 41, a U-shaped pin shaft 5, a hinge cup 2 and a first linkage part 7, wherein one end of the first linkage part 7 is rotatably arranged on the shell 4 through the first rotating shaft 41, the other end of the first linkage part 7 is rotatably connected with the hinge cup 2 through one shaft of the U-shaped pin shaft 5, and the hinge cup 2 is fixed on a door plate;

a second rotating shaft 42, a torsion spring 8 and a second linkage part 3 are arranged, wherein one end of the second linkage part 3 is rotatably installed in the shell 4 through the second rotating shaft 42, the other end of the second linkage part 3 is rotatably connected with the hinge cup 2 through the other shaft of the U-shaped pin shaft 5, the torsion spring 8 is sleeved on the first rotating shaft 41, a first torsion arm of the torsion spring 8 is fixed on the U-shaped pin shaft 5, and a second torsion arm of the torsion spring is abutted against the first linkage part 7 or the shell 4;

arranging a buffer mechanism and a bearing structure, wherein the buffer mechanism is arranged between the bearing mechanism and the shell 4 and is driven by the bearing structure to move in the shell;

the supporting mechanism comprises a damper bearing seat 1 which is arranged in any structure and is arranged in a shell 4, and a second linkage part 3 drives the damper bearing seat 1 to move through a transmission part;

the buffer mechanism comprises a damper 6 mounted in the damper cavity 16 of the damper bearing seat 1, and the stop lever 44 is mounted on the first linkage 7.

Preferably, the first linkage 7 has an extension portion 71 bent toward the damper 6 on a side of the damper 6, and the stopper 44 is provided on the extension portion of the first linkage 7.

Based on the embodiment, the position of the blocking rod 44 installed on the first connecting member 7, since the length of the blocking rod 44 installed on the first connecting member 7 is relatively significantly shorter than the length of the blocking rod 44 installed on the housing 4, specifically, when the blocking rod 44 is shorter, the rear end seat of the damper 6 almost completely abuts against the blocking rod 44, and when the blocking rod 44 is longer, the rear end seat of the damper 6 partially abuts against the blocking rod 44.

When the stop lever is shorter, the force-bearing area of the stop lever 44 is larger, and in reality, the retraction force of the damper 6 is very large, when the door plate is opened and closed frequently for a long time, the stop lever 44 is not easy to bend or damage, when the stop lever is longer, the stop lever 44 is smaller in force-bearing area, similar to the manner that when the stick is longer, the middle extrusion is easier to bend, and when the stick is shorter, the middle extrusion is less easy to bend.

Compared with a gear lever which is arranged on the shell 4 and is positioned between the torsion spring 8 and the damper 6, the buffer stroke of the damper can be improved, and a damper with a longer stroke is selected.

Optionally, the stop lever may be rotatably mounted on the first connecting member.

As a matter of preference, it is preferable that,the transmission part comprises a second linkage part 3 which is positioned at one side of the damper bearing seat 1 and corresponds to the side linkage part 13 is provided with a transmission tooth part 31,preferably, the transmission tooth part 31 of the second interlocking member 3 extends from one side of the main body of the second interlocking member 3 to the direction of the damper bearing seat 1,when the second linkage part 3 rotates, the transmission tooth part 31 transmits the damper bearing The side interlocking part of the seat 1 makes the damper bearing seat 1 move in the shell 4.

As a matter of preference, it is preferable that,the opening of the side of the damper cavity 16 of the damper bearing seat 1 opposite to the rear side plate 103 is opposite The damper 6 is arranged in the direction of the torsion spring and is arranged in the damper bearing seat 1.

Preferably, one end of the damper 6 is provided with a piston rod 61, and the other end is provided with an end surface 62 of the damper 6, and the piston rod 61 of the damper 6 is disposed opposite to the torsion spring 8 or the rear side plate 103 of the damper mount 1.

Preferably, the damper 6 is abutted against the stopper rod 44 at the other end surface 62 of the piston rod 61, and the stopper rod 44 stops the end surface 62 of the damper 6 to increase the resistance of the return of the torsion spring 8.

Preferably, a limiting mechanism for limiting the damper bearing seat 1 to be separated from the housing is arranged on the housing 4, the limiting mechanism comprises a limiting rod 43 arranged on the housing, and the damper bearing seat 1 is arranged between the limiting rod 43 and the U-shaped side wall of the housing 4.

In this embodiment, the limiting rod 43 is engaged to limit the whole movement of the damper bearing seat 1 within the housing 4 when the hinge cup 2 rotates, so as to prevent the damper bearing seat from separating from the housing 4.

When the damper is used, when the torsion spring resets, the hinge cup rotates to drive the second linkage part to rotate, the transmission tooth part of the second linkage part drives the linkage part of the damper bearing seat to integrally move towards the direction of the torsion spring, so that the damper is connected and supported towards the direction of the stop lever to generate a reverse acting force to damp and contract the piston rod of the damper to overcome the resistance of the torsion spring resetting, and the buffering effect is realized.

Example 2: the utility model provides a attenuator bears seat, includes and bears seat main part 10, bear seat main part 1 and enclose by left side board 101, right side board 102, posterior lateral plate 103 and top lateral plate 104 and establish the attenuator cavity 16 that is used for holding the attenuator, the front portion that bears seat main part 1 side interlock portion 13 that is outstanding to its both sides has, top lateral plate 104 arc transition portion 11 has, the one end of arc transition portion 11 connect left side board 101, the other end of arc transition portion 11 connect right side board 102, the arc transition portion 11 of top lateral plate 104 be provided with at its middle part position and be planar slip plane portion 12, slip plane portion 12 be located the parallel central part of left side board 101 and right side board 102.

In this embodiment, the sliding plane portion 12 is provided, so that the surface of the top side plate 104 is not damaged and is smoother during the whole movement process, and particularly, when the sliding plane portion is in sliding contact with the limiting rod 43, the fine sliding plane portion provides a sliding surface and provides a positive bearing for the whole tube of the damper, and the stability and performance of the whole product are more stable.

Preferably, both sides of the sliding plane portion 12 are respectively connected to one side of the first arc-shaped portion 111 and one side of the second arc-shaped portion 112 of the arc-shaped transition portion 11, and the other side of the first arc-shaped portion 111 and the second arc-shaped portion 112 of the arc-shaped transition portion 11 is connected to the corresponding left side plate 101 and right side plate 102.

Preferably, the mount body 10 is provided with pipe portions 14 extending to inner walls of both side plates of the housing 4 on both sides thereof, and the pipe portions 14 on both sides are connected to the left side plate 101 and the right side plate 102 corresponding to the mount body 10 so as not to cause a problem of swing when the mount body is mounted in the housing 4 and moved.

Preferably, the top side plate 104 is connected to one side of the side linkage portion 13, the other side of the side linkage portion 13 is connected to the corresponding left side plate 101 and right side plate 102, the linkage members 13 on both sides of the carrier body 10 are formed by projecting the side linkage portion 13 from one side of the carrier body 10 to both sides thereof from the carrier body 10 to both sides thereof, the connection between the side linkage portion 13 and the carrier body 10 has a through hook portion 130, and the hook portion 130 is formed by punching and shearing the left side plate 101 to the right side plate 102, so that the transmission surface is a plane rather than an arc surface in the transmission process, and the stability is higher.

Preferably, reinforcing ribs 113 are arranged on two sides of the arc transition part of the top side plate 104, the reinforcing ribs 113 are formed by punching the top side plate 104 to the joint of the left side plate 101 and the right side plate 102, and in the structure, the integral reinforcing ribs 113 are formed by punching, so that when the conventional damper bearing seat is applied, the integral strength is further ensured, and an arc recess for bearing the damper is formed in a matching manner.

Preferably, one side of the top of the rear side plate 103 is connected with the top side plate 104, one side of the bottom of the rear side plate 103 protrudes downwards to form a lower protruding part 15, the lower protruding part 15 protrudes towards the plane of the opening at the opposite side of the top side plate by 0.5-3mm,in order to control the height of the whole rear side plate of the damper bearing seat in the production process, the damper bearing seat is convenient to control, and products are improved Is suitable for providing a reference height value of the rear side plate when automatically installingImproving the identity of the whole part, for it The part identity is more controllable in the process of bending and processing, and the method is suitable for automatic processing.

Preferably, the center of the lower protrusion 15 is provided with an arc-shaped concave portion 151, and an arc opening of the arc-shaped concave portion 151 is matched with the diameter of the piston rod 61 of the damper 6, so that the installation guide device is suitable for installing and guiding the piston rod 61 of the damper 6 during assembly, and is suitable for rapid automatic assembly of the damper 6.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. The utility model provides a be applied to buffering hinge of furniture which characterized in that:

2. The bearing mechanism comprises a damper bearing seat arranged in the shell, and a second linkage part drives the damper bearing seat to move through a transmission part;

the buffer mechanism comprises a damper arranged in a damper cavity of the damper bearing seat, the stop lever is arranged on the first linkage piece, and the stop lever stops the damper to increase the resistance of the return of the torsion spring.

3. The damped hinge according to claim 1 wherein: the first linkage piece is positioned on one side of the damper and is provided with an extension part bent towards the direction of the damper, and the stop lever is arranged on the extension part of the first linkage piece.

4. The damped hinge according to claim 1 wherein: one end of the first linkage part is rotatably arranged on the shell through a first rotating shaft, and the other end of the first linkage part is rotatably connected with the hinge cup through one shaft of the U-shaped pin shaft.

5. The damped hinge according to claim 1 wherein: one end of the second linkage piece is rotatably arranged in the shell through a second rotating shaft, and the other end of the second linkage piece is rotatably connected with the hinge cup through another shaft of the U-shaped pin shaft.

6. The damped hinge according to claim 1 wherein: the torsion spring is sleeved on the first rotating shaft, a first torsion arm of the torsion spring is fixed on the U-shaped pin shaft, and a second torsion arm of the torsion spring is abutted against the first linkage part or the shell;

the damped hinge according to claim 1 wherein: the transmission part comprises a second linkage part which is arranged on one side of the damper bearing seat and is provided with a transmission tooth part corresponding to the linkage part, and the transmission tooth part transmits the linkage part of the damper bearing seat when the second linkage part rotates so as to enable the damper bearing seat to move in the shell.

7. The damped hinge according to claim 1 wherein: the piston rod of the damper is arranged opposite to the rear side plate of the damper bearing seat, and the damper is abutted against the stop lever on the end face of the other side opposite to the stop lever.

8. The damped hinge according to any one of claims 1-7 wherein: the damper bearing seat is arranged between the limiting rod and the U-shaped side wall of the shell.

9. The damped hinge according to claim 8 wherein: the transmission tooth part of the second linkage part extends from one side of the second linkage part main body to the direction of the damper bearing seat.

10. The damped hinge according to claim 8 wherein: the damper bearing seat comprises a bearing seat body, wherein a damper cavity for accommodating the damper is surrounded by a left side plate, a right side plate, a rear side plate and a top side plate, the front part of the bearing seat body is provided with side linkage parts protruding towards two sides of the front part, and the top side plate is provided with an arc-shaped transition part.