TWM580108U - Hidden half-splitting hinge - Google Patents

Abstract

A concealed split hinge includes a body, a pivoting unit, a rotating unit and two torsion units. The seat body includes a first receiving seat having a first chute and a second receiving seat having a second chute; the pivot unit includes a first receiving seat and the second receiving seat. A first pivoting member and a second pivoting member of the receiving seat; the rotating unit includes a first rotating member and a second rotating member, and the first rotating member includes a first connecting portion and a first rotation The first rotating part includes a first sliding part slidably disposed in the first sliding groove; the second rotating part includes a second connecting part and a second rotating part, and the second rotating part includes a sliding part A second sliding portion in the second chute; the two torsion units are respectively sleeved on the first pivotal member and the second pivotal member.

Description

Hidden hinge

This case relates to a concealed hinge, especially a concealed hinge which can be reduced in size.

Hinge is a mechanism element widely used in daily life and electronic products. Generally speaking, a hinge includes a first rotating member and a second rotating member that are coaxially pivoted, and the rotating members are respectively connected to two parts of an electronic product, such as a display portion and an input portion of a notebook computer. This enables the display section to be rotated and opened relative to the input section. In order to be able to support the weight of the display portion and the input portion and reduce the output force required during opening and closing, the hinge usually also includes a torque element to provide the required torque during opening and closing.

The applicant of this case has applied for a hidden hinge, such as shown in Chinese Utility Model Patent Publication No. CN 208565248U (hereinafter referred to as the prior art). The hidden hinge includes a first arc-shaped block and a first The elastic arm is accommodated in a first arc-shaped limiting space included in a first position-limiting member in a relatively slidable manner, and a second elastic arm is provided at one end of a second arc-shaped block to be relatively slidable The method is accommodated in a second arc-shaped limiting space included in a second limiting member, so that a sufficient torque can be provided for a first rotating member and a second rotating member. However, the trend of pursuing thinness of the electronic product itself has never stopped, that is, the hinge serving as a hinge between the display portion and the input portion of the electronic product is bound to reduce the overall thickness. Therefore, the applicant in this case wants to optimize the structural design of the prior art while maintaining the advantages of thinness, in order to further reduce the size of the hidden split hinge and ensure that the required torque is provided stably during the splitting process. The generation.

The main purpose of this case is to provide a concealed split hinge, which can move the torque unit to both sides of the hinge base, and jointly match a gear set through the meshing portions on the outer surfaces of the two arc-shaped blocks, instead of the two in the prior art. The structural design of the curved block pivoting rollers and their respective arc-shaped positioning spaces reduces the parts and processes required to assemble the seat, thereby reducing the height of the seat, thereby reducing the overall height dimension of the hidden hinge Help to simplify the structure of the base and increase the modularity of commonality.

In order to achieve the foregoing object, the technical means adopted in the present case is to provide a concealed split hinge, which includes a body including a first receiving seat and a second receiving seat. The first receiving seat is provided with a first receiving seat. A sliding slot, the second receiving seat is provided with a second sliding slot; a pivoting unit comprising a first pivoting member and a second pivoting member, the first pivoting member and the second pivoting member The components are respectively passed through the first receiving seat and the second receiving seat; a rotating unit includes a first rotating member having a first connecting portion and a first rotating portion, and the first rotating portion is connected The first connecting part, and the first rotating part includes a first sliding part slidably disposed in the first sliding groove; and a second rotating part having a second connecting part and a second rotating part, The second rotating portion is connected to the second connecting portion, and the second rotating portion includes a second sliding portion slidably disposed in the second sliding groove; and two torsion units, each of which is sleeved on the first pivot Connector and the second pivot member; wherein the base body and the rotating unit are along the first pivot member and the second pivot member Configuration extending direction, and the torsion element are respectively disposed on two sides of the extending direction of the seat body.

In one embodiment, each of the torque units includes a plurality of torque members, and the torque members are stacked along the extending direction.

In an embodiment, it further includes a gear set including a first gear pivotally connected to the base body through the first pivot member; and pivotally connected to the base body through the second pivot member. A second gear, and the first gear is coupled to the second gear; wherein the first rotating portion includes a first meshing portion engaged with the first gear, and the second rotating portion includes meshing with the first gear A second meshing portion of the two gears.

In an embodiment, the base further includes a gear receiving seat, and the gear set includes a plurality of synchronous gears. The first gear, the second gear, and the plurality of synchronous gears are disposed in the gear receiving seat. Within the gear slots, the synchronous gears are coupled to the first gear and the second gear.

In an embodiment, each of the first receiving seat, the second receiving seat, and the gear receiving seat has an arcuate columnar shape, and a top surface of the first receiving seat and the second receiving seat. A top surface and a top surface of the gear receiving seat form a coplanar plane.

In an embodiment, the first connection portion includes a first inner surface and a first outer surface opposite to each other, and the second connection portion includes a second inner surface and a second outer surface opposite to each other; when the When the hidden hinge is closed, the first inner surface and the first outer surface are perpendicular to the top surface of the first receiving seat, and the second inner surface and the second outer surface are perpendicular to the second receiving seat. The top surface, and the first inner surface, the first outer surface, the second inner surface, and the second outer surface are parallel to each other.

In an embodiment, the first connection portion includes a first inner surface and a first outer surface opposite to each other, and the second connection portion includes a second inner surface and a second outer surface opposite to each other; when the When the first rotating member rotates to the first gear and abuts against the first outer surface, the second rotating member rotates to the second gear and abuts against the second outer surface, and the first inner surface, the The second inner surface forms the coplanar surface with the top surface of the first receiving seat, the top surface of the second receiving seat, and the top surface of the gear receiving seat.

In an embodiment, the base further includes a first bearing base and a second bearing base. The first bearing base is disposed between the first receiving base and the gear receiving base, and the second bearing The seat is disposed between the second receiving seat and the gear receiving seat, and the first bearing seat has a first recessed portion configured with the first gear, and the second bearing seat has a first recessed portion configured with the second gear. Second recess.

In one embodiment, a limit unit is further included. The limit unit includes a first limit member and a second limit member. The first limit member is disposed on the first bearing seat and the gear housing. There is a first hole portion between the seats, and the second limiting member is disposed between the second bearing seat and the gear receiving seat and has a second hole portion, wherein the first hole portion is opposite to The first gear, and the second hole portion is opposite to the second gear.

In an embodiment, the first rotating portion and the second rotating portion each include an arc-shaped block, and the first engaging portion and the second engaging portion are disposed on an outer surface of the arc-shaped block.

The foregoing and other technical contents, features, and effects of the present case will be clearly presented in the following detailed description of the preferred embodiments with reference to the drawings. It is worth mentioning that the directional terms mentioned in the following embodiments, such as: up, down, left, right, front, or rear, are only directions referring to the attached drawings. Therefore, the directional terminology used is intended to be illustrative, not to limit the technical content of the case.

As shown in FIG. 1 and FIG. 2, the hidden hinge hinge shown in this case includes a base body 1, a pivot joint unit 2, a rotation unit 3, and two torsion units 4. The base body 1 includes a first receiving base 11 and a second receiving base 12; the pivot unit 2 includes a first pivot member 21 and a second pivot member 22; and the rotating unit 3 includes A first rotating member 31 and a second rotating member 32.

Specifically, the hidden hinge is suitable for connecting an electronic product, such as a notebook computer or other folding electronic device, with a display portion and an input portion through the first rotating member 31 and the second rotating member 32. , So as to enable the display portion to perform rotary opening and closing operations relative to the input portion.

In detail, the first receiving seat 11 is provided with a first sliding groove 111, and the first sliding groove 111 communicates with the surface of the first receiving seat 11 through a first opening 112. The second receiving seat 12 is provided with a second sliding slot 121. The second sliding slot 121 communicates with the surface of the second receiving seat 12 through a second opening 122. In addition, the first rotating member 31 includes a first connecting portion 311 and a first rotating portion 312. The first rotating portion 312 is connected to the first connecting portion 311 and includes a first sliding portion 313. The sliding portion 313 is slidably disposed in the first sliding groove 111. The second rotating member 32 includes a second connecting portion 321 and a second rotating portion 322. The second rotating portion 322 is connected to the second connecting portion 321 and The second sliding portion 323 is included in the second sliding groove 121. Therefore, the user can fix the first connecting portion 311 of the first rotating member 31 to a part of the electronic product through a fastener such as a rivet or by bonding or the like, and attach the second rotating member 32 to the second rotating member 32. The connecting portion 321 is fixed to another part of the electronic product through a fastener such as a rivet or by means of bonding. The first sliding portion 313 and the second sliding portion 323 slide in the corresponding first chute 111 and the second chute 121, respectively, so that the two parts of the electronic product can be rotated and opened freely and Freedom stagnates.

Furthermore, the first pivoting member 21 and the second pivoting member 22 of the pivotal connection unit 2 pass through the first accommodation base 11 and the second accommodation base 12, and the two torque units 4 is sleeved on the first pivoting member 21 and the second pivoting member 22 to provide a torque to support the weight of the two parts of the electronic product. In this embodiment, the base body 1 and the rotating unit 3 are arranged along the extending direction of the first pivot member 21 and the second pivot member 22, and the two torsion units 4 are arranged in the above extending direction of the base body 1. On both sides. Therefore, the components of the concealed hinge other than the torque unit 4 can be stacked closer to each other and help to increase the modularity of commonality. In addition to helping to reduce parts and processes, it can also help during the development and design stage. For adjusting the preset torque value range.

It is worth mentioning that the two torsion units 4 can be implemented individually. In another embodiment of the present invention, the two torsion units 4 can also each include a plurality of torsion members 41. In other words, the two torque units 4 can adjust the number of the torque members 41 manually according to the weight of the part of the electronic product connected to the concealed hinge or the actual opening and closing requirements, and because the two torque units 4 are located in the Both sides of the extending direction of the base body 1 can be used to fine-tune the amount of torque provided without changing other components of the hidden folio hinge, thereby improving convenience during maintenance.

On the other hand, in this embodiment, the hidden hinge further includes a gear set 5. The gear set 5 includes a first gear 51 and a second gear 52. The first gear 51 and the second gear 52 are pivotally connected to the first and second pivot members 21 and 22 respectively. The base body 1 and the first gear 51 are coupled to the second gear 52. The first rotating portion 312 includes a first meshing portion 314, wherein the first meshing portion 314 meshes with the first gear 51; and The second rotating portion 322 includes a second meshing portion 324. The second meshing portion 324 is meshed with the second gear 52.

Specifically, the base body 1 further includes a gear receiving seat 13, and the gear set 5 further includes a plurality of synchronization gears 53, wherein the number of the synchronization gears 53 is preferably an even number. Two, but not limited to this. The first gear 51, the second gear 52, and the synchronization gears 53 are disposed in a plurality of gear slots 131 of the gear accommodation base 13, and the synchronization gears 53 are coupled to the first gear 51 and the第二 齿轮 52。 The second gear 52.

In addition, the first rotating portion 312 and the second rotating portion 322 each include an arc-shaped block, and the first engaging portion 314 and the second engaging portion 324 are disposed on an outer surface of the arc-shaped block. Thereby, when the first rotating member 31 or the second rotating member 32 actively rotates in a direction, for example, clockwise, the first sliding groove 111 and the second sliding groove 121 can serve as a guiding structure for guiding. Each of the first sliding portion 313 and the second sliding portion 323 slides in a direction corresponding to the first sliding groove 111 and the second sliding groove 121. At the same time, since the first meshing portion 314 and the second meshing portion 324 mesh with the first gear 51 and the second gear 52, respectively, through the first gear 51, the synchronization gears 53, and the second gear 52, The coupling relationship between the first rotating member 31 and the second rotating member 32 can be rotated in another direction opposite to the above direction, for example, counterclockwise to achieve the two rotating members 31, 32 effects of synchronous rotation.

In order to make the effect of the synchronous rotation more obvious and easy to understand, please refer to FIGS. 3 to 7. In this embodiment, the first accommodating base 11, the second accommodating base 12 and the gear accommodating base 13 each have an arc-shaped column shape, and a top surface 113 of the first accommodating base 11, the A top surface 123 of the second receiving seat 12 and a top surface 132 of the gear receiving seat 13 form a coplanar surface.

In addition, the first connection portion 311 includes a first inner surface 311a and a first outer surface 311b opposite to each other, and the second connection portion 321 includes a second inner surface 321a and a second outer surface 322b opposite to each other. When the hidden hinge is in a closed state as shown in FIG. 3, the first inner surface 311 a and the first outer surface 311 b are perpendicular to the top surface 113 and the second inner surface 321 a of the first receiving seat 11. And the second outer surface 322b are perpendicular to the top surface 123 of the second receiving seat 12, and the first inner surface 311a, the first outer surface 311b, the second inner surface 321a, and the second outer surface 322b are each other parallel.

As shown in FIGS. 5 and 6, the first sliding portion 313 is slidably disposed in the first sliding groove 111, and the first meshing portion 314 is meshed with the first gear 51. Due to symmetry, the second sliding portion 323 is also slid in the second sliding groove 121, and the second engaging portion 324 is also engaged with the second gear 52. It is worth mentioning that, in this embodiment, the base body 1 further includes a first supporting base 14 and a second supporting base 15. The first supporting base 14 is disposed on the first receiving base 11 and the gear. Between the receiving seats 13, the second bearing seat 15 is disposed between the second receiving seat 12 and the gear receiving seat 13, wherein the first bearing seat 14 has a first recess 141, and the first receiving seat 14 The gear 51 is disposed on the first recessed portion 141; the second bearing seat 15 has a second recessed portion 151, and the second gear 52 is disposed on the second recessed portion 151. Through the above configuration, it can be ensured that when the first meshing portion 314 and the second meshing portion 324 mesh with the first gear 51 and the second gear 52 and rotate relative to each other on the outer surface of the arc block, the first The gear 51 and the second gear 52 can be fixedly carried on the first bearing seat 14 and the second bearing seat 15 respectively to avoid the gear receiving seat 13, the first bearing seat 14 and the second bearing seat. An eccentric displacement occurs between 15.

Furthermore, please refer to FIG. 1 and FIG. 2 again. In other embodiments of the present invention, the hidden hinge further includes a limiting unit 6. The limiting unit 6 includes a first limiting member 61 and a second limiting member 62. The first limiting member 61 is disposed between the first bearing seat 14 and the gear receiving seat 13 and has a A first hole portion 611, wherein the first hole portion 611 is located on the first gear 51 and has a size corresponding to the first gear 51; and the second stopper 62 is disposed on the second bearing seat 15 and the Between the gear accommodating seats 13, there is a second hole portion 621, wherein the second hole portion 621 is located on the second gear 52 and has a size corresponding to the second gear 52. By arranging the limiting unit 6, the first gear 51 can pass through the first hole portion 611 and mesh with the first meshing portion 314, and can be restricted from moving toward the second gear 52 side. At the same time, the second gear 52 is passed through the second hole portion 621 and meshes with the second meshing portion 324, and is restricted so as not to move toward the first gear 51 side.

Please refer to FIG. 8 to FIG. 10, when the first connecting portion 311 of the first rotating member 31 rotates to the first gear 51 and makes it abut against the first outer surface 311b, since the first gear 51, etc. The coupling relationship between the synchronous gear 53 and the second gear 52 (shown in FIG. 7), the second connecting portion 321 of the second rotating member 32 also rotates to the second gear 52 and makes it abut against the second gear 52. The second outer surface 322b, and at this time, the first inner surface 311a, the second inner surface 321a, the top surface 113 of the first receiving seat 11, the top surface 123 of the second receiving seat 12, and the gear The top surface 132 of the receiving seat 13 forms a coplanar surface. In addition, the end of the first sliding portion 313 is aligned with the first opening 112, and the end of the second sliding portion 323 is also aligned with the second opening 122, so the entire hidden hinge can be presented when unfolded A flat surface greatly improves the aesthetics and is not easy to collide with other components.

In summary, the concealed hinge hinge moves the torsion units to both sides of the base body along the extension direction of the first pivot member and the second pivot member, and utilizes the rotating members. The meshing portion is coupled to the meshing and synchronizing effect of a gear set. After reducing the volume height occupied by the hidden hinge, it can also ensure that the required torque is stably provided during the opening and closing process. In addition, reduce the components and processes of the seat body, increase commonality to reduce development costs, and place the torque units on the outside of the seat body, so when the torque needs to be adjusted, the convenience of replacing these torque members It is therefore promoted.

The one disclosed in this case is one of the preferred embodiments, and any change or modification that originates from the technical ideas of this case and is easily inferred by those who are familiar with the technology, does not depart from the scope of patent rights in this case.

1‧‧‧ seat

11‧‧‧First accommodation seat

111‧‧‧first chute

112‧‧‧First opening

113‧‧‧Top

12‧‧‧Second accommodation

121‧‧‧Second Chute

122‧‧‧Second opening

123‧‧‧Top

13‧‧‧Gear receiving seat

131‧‧‧ Gear groove

132‧‧‧Top

14‧‧‧The first bearing seat

141‧‧‧first recess

15‧‧‧Second loading seat

151‧‧‧Second Recess

2‧‧‧ Pivot Unit

21‧‧‧The first pivot joint

22‧‧‧Second Pivot

3‧‧‧Rotating unit

31‧‧‧The first rotating part

311‧‧‧first connection

311a‧‧‧first inner surface

311b‧‧‧first outer surface

312‧‧‧first turning part

313‧‧‧first sliding part

314‧‧‧first meshing part

32‧‧‧ the second rotating part

321‧‧‧Second connection section

321a‧‧‧Second inner surface

321b‧‧‧Second Outer Surface

322‧‧‧Second Rotating Section

323‧‧‧Second sliding part

324‧‧‧Second meshing portion

4‧‧‧Torque unit

41‧‧‧Torque parts

5‧‧‧Gear Set

51‧‧‧first gear

52‧‧‧Second Gear

53‧‧‧Synchro Gear

6‧‧‧ limit unit

61‧‧‧The first limit piece

611‧‧‧First hole

62‧‧‧ second limit piece

621‧‧‧Second Hole

In order to further disclose the specific technical content of the case, please first refer to the drawings, in which: Figures 1 and 2 are exploded perspective views of the hidden hinge of the present invention from two different perspectives; Figures 3 and 4 Three closed perspective views are formed; FIG. 5 is a cross-sectional view taken along line AA in FIG. 3; FIG. 6 is a cross-sectional view taken along line BB in FIG. 3; and FIG. 7 is a cross-section taken along line CC in FIG. FIG. 8 is a perspective view of the concealed split hinge of the present case fully opened; FIG. 9 is a sectional view taken along line DD of FIG. 8; and FIG. 10 is a sectional view taken along line EE of FIG.

Claims (10)

A concealed split hinge includes: a base body including a first receiving seat and a second receiving seat, the first receiving seat is provided with a first chute, and the second receiving seat is provided with a first Two chute slots; (1) a pivoting unit, comprising a first pivoting member and a second pivoting member, the first pivoting member and the second pivoting member respectively passing through the first receiving seat and the A second accommodating base; (1) a rotating unit including a first rotating member having a first connecting portion and a first rotating portion, the first rotating portion is connected to the first connecting portion, and the first rotating portion Including a first sliding portion slidably disposed in the first chute; and a second rotating member having a second connecting portion and a second rotating portion, the second rotating portion being connected to the second connecting portion, And the second rotating part includes a second sliding part slidably disposed in the second sliding groove; and two torsion units, which are respectively sleeved on the first pivot joint and the second pivot joint; ； wherein the seat The body and the rotating unit are arranged along the extending direction of the first pivotal member and the second pivotal member, and Two torsion element are respectively disposed on both sides of the extending direction of the seat body. The concealed split hinge according to item 1 of the scope of patent application, wherein each of the torque units includes a plurality of torque members, and the torque members are stacked along the extending direction. The concealed split hinge according to item 1 of the scope of patent application, which comprises a gear set including a first gear pivotally connected to the base body through the first pivot member; and through the second pivot The connector is pivotally connected to a second gear of the base, and the first gear is coupled to the second gear; wherein the first rotating portion includes a first meshing portion meshing with the first gear, and the second The rotating portion includes a second meshing portion meshed with the second gear. The concealed split hinge according to item 3 of the patent application scope, wherein the base body further includes a gear receiving seat, and the gear set includes a plurality of synchronous gears, the first gear, the second gear and the synchronization The gears are arranged in a plurality of gear slots of the gear receiving seat, and the synchronous gears are coupled to the first gear and the second gear. The concealed split hinge according to item 4 of the scope of patent application, wherein the first receiving seat, the second receiving seat, and the gear receiving seat each have an arc-shaped column shape, and the first receiving seat A top surface, a top surface of the second receiving seat and a top surface of the gear receiving seat form a coplanar plane. The concealed split hinge according to item 5 of the scope of patent application, wherein the first connection portion includes a first inner surface and a first outer surface opposite to each other, and the second connection portion includes a second inner surface opposite to each other. Surface and a second outer surface; when the hidden hinge is closed, the first inner surface and the first outer surface are perpendicular to the top surface of the first receiving seat, the second inner surface and the second The outer surface is perpendicular to the top surface of the second receiving seat, and the first inner surface, the first outer surface, the second inner surface, and the second outer surface are parallel to each other. The concealed split hinge according to item 5 of the scope of patent application, wherein the first connection portion includes a first inner surface and a first outer surface opposite to each other, and the second connection portion includes a second inner surface opposite to each other. Surface and a second outer surface; when the first rotating member rotates to the first gear and abuts against the first outer surface, the second rotating member rotates to the second gear and abuts against the second outer Surface, and the first inner surface, the second inner surface, and the top surface of the first receptacle, the top surface of the second receptacle, and the top surface of the gear receptacle form the coplanar surface. . The concealed split hinge according to item 4 of the scope of patent application, wherein the base further includes a first supporting base and a second supporting base, and the first supporting base is disposed on the first receiving base and the gear receiving The second bearing seat is disposed between the second receiving seat and the gear receiving seat, and the first bearing seat has a first concave portion configured with the first gear, and the second bearing seat The supporting base has a second concave portion configured with the second gear. The concealed split hinge according to item 8 of the scope of patent application, further comprising a limit unit, the limit unit includes a first limit member and a second limit member, and the first limit member is disposed at A first hole is provided between the first bearing seat and the gear receiving seat, and the second limiting member is disposed between the second bearing seat and the gear receiving seat and has a second hole. The first hole portion is opposite to the first gear, and the second hole portion is opposite to the second gear. The concealed split hinge according to item 3 of the scope of patent application, wherein the first rotating portion and the second rotating portion each include an arc-shaped block, and the first engaging portion and the second engaging portion are disposed in the arc. The outer surface of the block.