CN213711589U

CN213711589U - Double-shaft gear hinge with integrated shaft body

Info

Publication number: CN213711589U
Application number: CN202021550134.8U
Authority: CN
Inventors: 椤惧伐; 顾工
Original assignee: Dongguan Chenggong Electronic Technology Co ltd
Current assignee: Dongguan Chenggong Electronic Technology Co ltd
Priority date: 2020-07-30
Filing date: 2020-07-30
Publication date: 2021-07-16
Anticipated expiration: 2030-07-30

Abstract

The utility model discloses a double-shaft gear hinge adopting an integrated shaft body, which comprises an integrated shaft body, a gear seat, a connecting sheet and a plurality of gaskets; the integrated shaft body is provided with a pair of integrated shaft bodies, and each integrated shaft body comprises a torsion applying part, a meshing part and a connecting part which are sequentially arranged from top to bottom; the gear seat is provided with an assembling through groove and a meshing gear; two assembling through grooves are arranged; the meshing gear is vertically intersected between the two assembling through grooves; the integrated shaft bodies are respectively arranged on the two assembling through grooves and are mutually meshed with the meshing gear through the meshing parts; the connecting sheet is sleeved on the integrated shaft body and is in contraposition embedding with the upper end surface of the gear seat; the plurality of gaskets are sleeved on the torsion applying part; the utility model discloses in through being equipped with the integral type axis body, its torsion is applyed portion, meshing portion and connecting portion and is adopted the mode preparation of integrated into one piece to form, compares in the mode that axis body and installing support were made alone in the past, and it is good to have a concentricity, and the size specification is accurate, and occupation space is little, does not need the advantage of later stage assembly in addition.

Description

Double-shaft gear hinge with integrated shaft body

Technical Field

The utility model relates to a hinge field, in particular to adopt biax gear hinge of integral type axis body.

Background

The double-shaft gear hinge is widely applied to a notebook computer, is arranged between a screen and a main body of the notebook computer, and realizes the opening and closing functions of the notebook computer. The shaft body and the mounting bracket are generally manufactured respectively for mass production, and then are assembled in a matching manner according to the specification requirements of different products, as shown in fig. 1, the tail end of the shaft body 1 and the head end of the mounting bracket 2 need to be riveted additionally, so that the material usage amount, the assembling time and the overall thickness of a hinge are increased, and the development trend of cost control, production time and ultrathin requirements of the existing notebook computer is not applicable. Therefore, improvements are needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an adopt biax gear hinge of integral type axis body to solve above-mentioned problem.

The utility model discloses a following technical scheme realizes above-mentioned purpose:

a double-shaft gear hinge adopting an integrated shaft body comprises the integrated shaft body, a gear seat, a connecting piece and a plurality of gaskets; the integrated shaft bodies are provided with a pair of integrated shaft bodies, and each integrated shaft body comprises a torsion applying part, a meshing part and a connecting part which are sequentially arranged from top to bottom; the connecting part is used for connecting with a product; the gear seat is provided with an assembling through groove and a meshing gear; two assembling through grooves are formed; the meshing gear is vertically intersected between the two assembling through grooves; the integrated shaft bodies are respectively arranged on the two assembling through grooves, and the two integrated shaft bodies are meshed with each other through the mutual meshing of the meshing parts and the meshing gears; the connecting sheet is sleeved on the integrated shaft body and is in alignment embedding with the upper end face of the gear seat; the plurality of gaskets are sleeved on the torsion applying part.

Further, the torsion applying part is a flat cylinder; the gasket is provided with a flat through groove corresponding to the torsion applying part.

Further, the meshing portion is a straight gear.

Furthermore, the connecting part is a sheet body, and a plurality of assembling holes are formed in the connecting part.

Furthermore, alignment bosses are arranged on the edges of two sides of the upper part of the gear seat; the connecting piece is provided with a contraposition groove corresponding to the contraposition lug boss.

The utility model has the advantages of saving assembly cost, small occupied space and stable torsion; in the utility model, the torsion applying part, the meshing part and the connecting part are manufactured in an integrated processing mode through arranging the integrated shaft body, and compared with the mode of independently manufacturing the shaft body and the mounting bracket in the past, the utility model has the advantages of good concentricity, accurate dimension and specification, small occupied space and no need of later-stage additional assembly; and, the connection piece with the gear wheel seat is through the corresponding gomphosis in counterpoint boss and counterpoint groove, compares in the mode that the connection piece directly set up on gear wheel seat upper portion in the past, the utility model discloses a connection piece adopts the fixed mode of gomphosis can avoid the problem that the connection piece can become flexible in the past for the torsion of this hinge is more stable.

Drawings

FIG. 1 is a schematic structural diagram of a prior art dual-axis gear hinge;

FIG. 2 is a schematic view of the overall structure of the present invention;

fig. 3 is a schematic diagram of the explosion structure of the present invention.

1. A shaft body; 2. mounting a bracket; 10. an integral shaft body; 11. a torsion applying part; 12. an engaging portion; 13. a connecting portion; 14. an assembly hole; 20. a gear seat; 21. assembling a through groove; 22. a meshing gear; 23. aligning the boss; 30. connecting sheets; 31. a positioning groove; 40. a gasket; 41. a flat through groove; 50. and (5) screwing the screw cap.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. It should be noted that the drawings of the present invention are simplified and use non-precise ratios, and are only used for the purpose of facilitating and clearly assisting the description of the embodiments of the present invention.

As shown in fig. 2 to 3, a biaxial gear hinge using an integrated shaft 10 includes an integrated shaft 10, a gear seat 20, a connecting piece 30, a plurality of washers 40, and a tightening nut 50;

the integrated shaft body 10 is provided with a pair of shafts, which comprises a torsion applying part 11, a meshing part 12 and a connecting part 13 which are arranged from top to bottom in sequence; the torsion applying part 11 is a flat column; the meshing part 12 is a straight gear; the connecting part 13 is a sheet body, and is provided with a plurality of assembling holes 14 for connecting with a product; the utility model has the advantages that the integrated shaft body 10 is arranged, the torsion applying part 11, the meshing part 12 and the connecting part 13 are manufactured in an integrated processing mode, and compared with the traditional mode that the shaft body 1 and the mounting bracket 2 are manufactured separately, the concentricity is good, the size and the specification are accurate, the occupied space is small, and the later-stage additional assembly is not needed;

an assembly through groove 21 and an engaging gear 22 are arranged on the gear seat 20, and alignment bosses 23 are arranged on two side edges of the upper part of the gear seat 20; two assembling through grooves 21 are arranged; the meshing gear 22 is vertically intersected between the two assembling through grooves 21; the integrated shaft bodies 10 are respectively arranged on the two assembling through grooves 21, and the two integrated shaft bodies 10 are meshed with each other through the mutual meshing of the meshing part 12 and the meshing gear 22;

the connecting piece 30 is sleeved on the integrated shaft body 10 and is in contraposition embedding with the upper end surface of the gear seat 20; the connecting piece 30 is provided with a positioning groove 31 corresponding to the positioning boss 23, and compared with the prior mode that the connecting piece 30 is directly arranged on the upper part of the gear seat 20, the connecting piece 30 adopts the embedding and fixing mode to avoid the problem that the connecting piece 30 can be loosened in the prior art by correspondingly embedding the positioning boss 23 and the positioning groove 31 between the connecting piece 30 and the gear seat 20, so that the torsion of the hinge is more stable;

the plurality of gaskets 40 are sequentially sleeved on the torsion applying part 11 in the front and back placing directions; the gasket 40 is provided with a flat through groove 41 corresponding to the torsion applying part, the gasket 40 can be fixedly arranged on the torsion applying part through mutual fit of the torsion applying part and the flat through groove 41, and radial rotating force of the integrated shaft body 10 is influenced through the vertical acting force of the plurality of gaskets 40, so that the purpose of setting the torsion of the hinge is achieved;

the tightening nut 50 is provided on the torque applying part 11 and is located at an upper portion of the washer 40.

The foregoing illustrates and describes the principles, general features, and advantages of the present 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. The utility model provides an adopt biax gear hinge of integral type axis body which characterized in that: the gear transmission mechanism comprises an integrated shaft body, a gear seat, a connecting sheet and a plurality of gaskets; the integrated shaft bodies are provided with a pair of integrated shaft bodies, and each integrated shaft body comprises a torsion applying part, a meshing part and a connecting part which are sequentially arranged from top to bottom; the connecting part is used for connecting with a product; the gear seat is provided with an assembling through groove and a meshing gear; two assembling through grooves are formed; the meshing gear is vertically intersected between the two assembling through grooves; the integrated shaft bodies are respectively arranged on the two assembling through grooves, and the two integrated shaft bodies are meshed with each other through the mutual meshing of the meshing parts and the meshing gears; the connecting sheet is sleeved on the integrated shaft body and is in alignment embedding with the upper end face of the gear seat; the plurality of gaskets are sleeved on the torsion applying part.

2. The double-shaft gear hinge with an integrated shaft body of claim 1, wherein: the torsion applying part is a flat cylinder; the gasket is provided with a flat through groove corresponding to the torsion applying part.

3. The double-shaft gear hinge with an integrated shaft body of claim 1, wherein: the meshing part is a straight gear.

4. The double-shaft gear hinge with an integrated shaft body of claim 1, wherein: the connecting part is a sheet body, and a plurality of assembling holes are formed in the connecting part.

5. The double-shaft gear hinge with an integrated shaft body of claim 1, wherein: the edges of two sides of the upper part of the gear seat are provided with alignment bosses; the connecting piece is provided with a contraposition groove corresponding to the contraposition lug boss.

6. The double-shaft gear hinge with an integrated shaft body of claim 1, wherein: the method also comprises the step of screwing the screw cap; the tightening nut is disposed on the torque applying portion and located at an upper portion of the gasket.