CN218718150U

CN218718150U - Miniature damping hinge

Info

Publication number: CN218718150U
Application number: CN202223135882.1U
Authority: CN
Inventors: 王世涛
Original assignee: Hangzhou Zhijian Technology Co ltd
Current assignee: Hangzhou Zhijian Technology Co ltd
Priority date: 2022-11-25
Filing date: 2022-11-25
Publication date: 2023-03-24
Anticipated expiration: 2032-11-25

Abstract

The utility model discloses a miniature damping hinge, including fixed axle, mount, shell fragment subassembly and the nut that cooperates in proper order and connect, all be provided with the gasket between fixed axle and the mount, between mount and the shell fragment subassembly and between shell fragment subassembly and the nut, the fixed axle includes the base, sets up circular axle core and axle core tip on the base, is provided with the joint locating surface that corresponds from top to bottom on the circular axle core, and circular axle core includes joint section and screw thread section, and mount, gasket and shell fragment subassembly all are provided with interior through-hole, pass through screw thread section and nut cooperation fixed connection after the interior through-hole of mount, shell fragment subassembly and corresponding gasket is passed to circular axle core. The utility model utilizes the four sides of the fixing frame to be fixed in the terminal product part, the round shaft core passes through the fixing frame and the gasket to rub, and the locking force of the nut is utilized to compress the elastic sheet to generate the damping force formed by the elastic force; the structure is used for the hinge of the damping force required in a miniature product, and can realize the small structure and the large damping function.

Description

Miniature damping hinge

Technical Field

The utility model belongs to the technical field of hinged joint, concretely relates to miniature damping hinge.

Background

In consumer electronics, a hinge is a rotating structure that is often used. In the mechanism design of the existing consumer electronic products, the product structure is more and more biased to miniaturization and lightweight design, and higher requirements are also provided for the use functions of the products, so that the mechanism design space is smaller and smaller, and the requirements for integrated functions are higher and higher. This puts higher demands on the design of the hinge construction. However, the conventional damping hinge structure is generally complex in structure and large in size, cannot meet the requirement of product miniaturization, and is limited in application in miniature products.

SUMMERY OF THE UTILITY MODEL

To the above problem condition, the utility model provides a miniature damping hinge provides the hinge of the required damping force of miniature product, realizes little structure, big damped function.

In order to realize the purpose, the utility model discloses the technical scheme who takes does:

the utility model provides a miniature damping hinge, is including the fixed axle, mount, shell fragment subassembly and the nut that cooperate the connection in proper order, all is provided with the gasket between fixed axle and the mount, between mount and the shell fragment subassembly and between shell fragment subassembly and the nut, the fixed axle includes the base, sets up circular axle core and the axle core tip on the base, is provided with the joint locating surface that corresponds from top to bottom on the circular axle core, circular axle core includes joint section and screw thread section, mount, gasket and shell fragment subassembly all are provided with interior through-hole, and circular axle core passes through screw thread section and nut cooperation fixed connection behind the interior through-hole of mount, shell fragment subassembly and corresponding gasket.

As a further technical scheme, the periphery of the fixing frame is of a square structure, and four surfaces of the fixing frame are used for fixing with end product parts.

As a further technical scheme, the clamping positioning surface penetrates through the whole circular shaft core, and the length of the clamping positioning surface is the same as that of the whole circular shaft core.

As a further technical scheme, the shape of the inner through hole of the gasket is matched with the shape of the clamping section and the thread section.

As a further technical scheme, the elastic sheet assembly comprises a plurality of elastic sheets, and the elastic sheet assembly is formed by combining two groups of elastic sheets with different directions.

As a further technical scheme, the length of the clamping section is matched with the sum of the thicknesses of the fixing frame, the elastic sheet assembly and the corresponding gasket.

As a further technical scheme, the inner through holes of the fixing frame and the elastic sheet assembly are circular inner through holes, and the diameter of each circular inner through hole is matched with the outer diameter of the circular shaft core.

The miniature damping hinge of the utility model can save assembly space by utilizing the four sides of the hinge fixing frame to fix in the terminal product component; the circular shaft core penetrates through the fixed frame and the gasket to rub, and the elastic sheet is compressed by the locking force of the nut to generate damping force formed by elasticity; the utility model discloses structural space is little, can satisfy little space, big torsion and use, is suitable for and uses in miniature product.

Drawings

FIG. 1 is a schematic view of a miniature damping hinge according to the present invention;

FIG. 2 is an exploded view of the miniature damping hinge of the present invention;

FIG. 3 is a front view of the hinge structure of FIG. 1;

FIG. 4 is a schematic axial view of the hinge structure of FIG. 1;

fig. 5 is a schematic view of the structure of the fixing shaft of the present invention;

in the figure: 1. a fixed shaft; 11. a base; 12. a circular shaft core; 121. a clamping section; 122. a threaded segment; 13. an end of the shaft core; 14. clamping the positioning surface; 2. a fixed mount; 3. a spring plate assembly; 4. a nut; 5. and (7) a gasket.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1-5, a miniature damping hinge comprises a fixed shaft 1, a fixed frame 2, a spring assembly 3 and a nut 4 which are sequentially connected in a matching manner, wherein gaskets 5 are respectively arranged between the fixed shaft 1 and the fixed frame 2, between the fixed frame 2 and the spring assembly 3 and between the spring assembly 3 and the nut 4, the fixed shaft 1 comprises a base 11, a circular shaft core 12 arranged on the base 11 and a shaft core end part 13, a vertically corresponding clamping positioning surface 14 is arranged on the circular shaft core 12, the clamping positioning surface 14 penetrates through the whole circular shaft core 12, and the lengths of the two are the same. Circular axle core 12 includes joint section 121 and screw thread section 122, and mount 2, gasket 5 and shrapnel subassembly 3 all are provided with interior through-hole, and circular axle core 12 passes behind the interior through-hole of mount 2, shrapnel subassembly 3 and corresponding gasket 5 and cooperates fixed connection through screw thread section 122 and nut 4.

The periphery of the fixing frame is of a square structure, and four faces of the fixing frame are used for fixing with end product parts.

The shape of the inner through hole of the gasket 5 is matched with the shapes of the clamping section 121 and the threaded section 122, so that the gasket is convenient to position during assembly.

The shell fragment subassembly 3 includes a plurality of shell fragments, shell fragment subassembly 3 is formed by two sets of shell fragments combinations of orientation difference, the utility model discloses well shell fragment subassembly 3 comprises 5 shell fragments, 2 wherein and 3 in addition opposite orientations.

The utility model discloses the length of joint section 121 cooperatees with the thickness sum of mount 2, elastic piece component 3 and corresponding gasket 5, and the internal thread of nut 4 cooperatees with the external screw thread of screw thread section 122, realizes the effect that compresses tightly of nut 4 to above-mentioned subassembly.

The inner through holes of the fixing frame 2 and the elastic sheet component 3 are circular inner through holes, the diameter of each circular inner through hole is matched with the outer diameter of the circular shaft core 12, and matching assembly during assembly is achieved.

The utility model discloses miniature damping hinge's design theory:

1. the four sides of the fixing frame are fixed in the terminal product part, and the round shaft core penetrates through the fixing frame and the gasket to rub and compress the elastic sheet by utilizing the locking force of the nut to generate damping force formed by elasticity;

2. the structure is used for the hinge of the damping force required in a miniature product, and can realize the small structure and the large damping function;

3. the product space of the structure is small, and the product function can be realized. The hinge has good application in the electronic industry and 3C products.

Four surfaces of the fixing frame 1 of the utility model are fixed with the parts of the terminal product; the round shaft core 12 sequentially penetrates through the fixed frame 2, the elastic sheet assembly 3 and the corresponding gasket 5 and is fixed through the screw cap 4; by adjusting the nut 4, the elastic sheet is compressed to enable the round shaft core 12 to rotate the product to rub so as to realize the damping force.

To sum up, the utility model discloses the structure utilizes the hinge mount can be direct and product parts between fixed, can save assembly space, and this structure is succinct in addition, and structural space is little, can satisfy the big torsion in little space and use, is applicable to the application in the miniature product.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a miniature damping hinge, its characterized in that, including fixed axle (1), mount (2), shell fragment subassembly (3) and nut (4) that cooperate the connection in proper order, all be provided with gasket (5) between fixed axle (1) and mount (2), between mount (2) and shell fragment subassembly (3) and between shell fragment subassembly (3) and nut (4), fixed axle (1) includes base (11), sets up circular axle core (12) and axle core tip (13) on base (11), is provided with joint locating surface (14) that correspond from top to bottom on circular axle core (12), and circular axle core (12) are including joint section (121) and screw thread section (122), through-hole in mount (2), gasket (5) and shell fragment subassembly (3) all are provided with, and circular axle core (12) pass through screw thread section (122) behind the interior through-hole of mount (2), shell fragment subassembly (3) and corresponding gasket (5) and nut (4) cooperation fixed connection.

2. The miniature damped hinge according to claim 1 wherein the mounting bracket (2) has a square configuration on the periphery, four sides for mounting to end product components.

3. The miniature damped hinge of claim 1, wherein the snap locating surface (14) extends through the entire circular core (12) and is the same length.

4. The miniature damping hinge according to claim 1, wherein the shape of the inner through hole of the spacer (5) matches the shape of the end surfaces of the clamping section (121) and the threaded section (122).

5. The miniature damping hinge according to claim 1, wherein said spring assembly (3) comprises a plurality of springs, and said spring assembly (3) is formed by combining two sets of springs oriented differently.

6. The miniature damping hinge according to claim 1, wherein the length of said clamping section (121) is adapted to the sum of the thicknesses of the fixing frame (2), the spring assembly (3) and the corresponding spacer (5).

7. The miniature damping hinge according to claim 5, wherein the inner through holes of the fixing frame (2) and the elastic sheet assembly (3) are circular inner through holes, and the diameter of the circular inner through holes is matched with the outer diameter of the circular shaft core (12).