TWM614124U - Hinge - Google Patents

Abstract

A hinge includes a base, a first rotating part, a second rotating part, and a co-moving unit. The first rotating member is arranged on the base and can rotate relative to the base around a first rotation axis between an unfolded position and a folded position. The second rotating member is arranged on the base and can rotate relative to the base around a second rotation axis between an unfolding position and a folding position. The synchronous unit includes a first rack linked with the first rotating member, a second rack linked with the second rotating member, and rotatably disposed on the base and engaged with the first rack At least a co-moving gear between the second rack and the first rack and the second rack to move in opposite directions. The first rotating part and the second rotating part can move simultaneously with each other by the synchronous unit.

Description

Hinge

This new model relates to a hinge, especially a hinge with simultaneous motion effect.

Generally, a hinge usually requires multiple gears to achieve the same motion effect, and the number of the gears may be as many as eight. Therefore, the volume of this kind of hinge is usually large. In addition, the backlash between the multiple gears is It will also cause the problem of empty travel during the simultaneous movement.

Therefore, one of the objectives of the present invention is to provide a hinge that can improve at least one of the disadvantages of the prior art.

Therefore, in some embodiments, the hinge of the present invention includes a base, a first rotating part, a second rotating part, and a co-moving unit. The first rotating member is arranged on the base and can rotate relative to the base around a first rotation axis between an unfolded position and a folded position. The second rotating member is arranged on the base and can rotate relative to the base around a second rotation axis between an unfolding position and a folding position. The synchronous unit includes a first rack connected to the first rotating member and linked with the first rotating member, a second rack connected to the second rotating member and linked with the second rotating member, and At least a synchronous gear that is rotatably disposed on the base and meshed between the first rack and the second rack and makes the first rack and the second rack move in opposite directions, when the first rack When a rotating piece and the second rotating piece slide from the unfolded position to the retracted position due to the reverse movement of the first rack and the second rack, the first rotation The part and the second rotating part are transformed from an unfolded shape to a folded shape relative to the base.

In some embodiments, the first rotating shaft and the second rotating shaft are parallel to a front-to-back direction, the base has a first sliding groove and a second sliding groove extending in a left-to-right direction, and the first rack The second rack and the second rack are respectively slidably disposed in the first sliding groove and the second sliding groove in the left-right direction, and the first rack and the second rack are each in the same direction in the front-to-rear direction. The moving gears mesh with each other.

In some embodiments, the first sliding groove is provided with a first guiding protrusion extending along the left and right direction, and the first rack has a first guiding protrusion extending along the left and right direction and corresponding to the first guiding protrusion A first guiding groove is fitted, a second guiding protrusion extending along the left and right direction is provided in the second sliding groove, and the second rack has a second guiding protrusion extending along the left and right direction and is connected to the second guiding groove. The protruding bar corresponds to a second guiding groove that is matched.

In some embodiments, the base further has a gear groove communicating between the first sliding groove and the second sliding groove, and the synchronous gear is rotatably disposed in the gear groove.

In some embodiments, the first rack has a first rack portion slidably disposed on the first sliding groove, and a first rack portion extending from the first rack portion toward the first sliding groove The first connecting portion, the second rack has a second rack portion slidably disposed in the second sliding groove, and a second rack extending from the second rack portion toward the second sliding groove A connecting portion, the simultaneous unit further includes a first linkage rod connected between the first connecting portion and the first rotating member and extending along the front-rear direction, and connected to the second connecting portion and the second rotating member A second linkage rod extending along the front-to-rear direction between the components.

In some embodiments, the first connecting portion of the first rack has a first slot formed along the front-rear direction and extending in an up-down direction, and the second connecting portion of the second rack has a A second slot hole formed in the vertical direction and extending along the up-down direction, the first linkage rod is disposed on the first rotating member and is slidably inserted in the first slot hole of the first connecting portion along the up-down direction, The second linkage rod is arranged on the second rotating part and is slidably inserted in the second slot of the second connecting portion along the up-down direction.

In some embodiments, the base has a first track structure extending around the first rotation axis, and a second track structure extending around the second rotation axis, and the first rotating member is slidably disposed In a first sliding structure of the first rail structure, through the cooperation of the first rail structure and the first sliding structure, the first rotating member can be in the unfolded position and around the first rotation axis relative to the base. Rotating between the folded positions, the second rotating member has a second sliding structure slidably disposed on the second rail structure, and the second rotation is caused by the cooperation of the second rail structure and the second sliding structure The member can rotate relative to the base around the second rotation axis between the unfolded position and the folded position.

In some embodiments, the base has two first rail structures and two second rail structures, and the hinge includes two first rotating members corresponding to the two first rail structures, And the two second rotating parts corresponding to the two second track structures, the first linkage rod is disposed between the two first rotating parts and slidable in the up-down direction and rotatably penetrates the first connection The first slot of the second connecting portion, the second linkage rod is disposed between the two second rotating parts and slidable in the up-down direction and rotatably penetrates the second slot of the second connecting portion.

In some embodiments, the first rotating shaft and the second rotating shaft are parallel to a front-to-rear direction, the base has a first setting groove and a second setting groove, and the first rotating member is disposed on the first A groove, the first track structure has two first concave rails formed on the inner wall surface defining the first groove along the front-rear direction and located on both sides of the first rotating member along the front-rear direction, the first The sliding structure has two first protruding strips formed along the front-rear direction and slidably disposed on the two first concave rails, the second rotating member is disposed in the second setting groove, and the second rail structure has a line along the front and rear The direction is formed on the two second concave rails that define the inner wall surface of the second setting groove and are located on both sides of the second rotating member along the front-rear direction, and the second sliding structure has a slidable and slidable structure formed along the front-rear direction Two second convex strips arranged on the two second concave rails.

The hinge of the present invention has the first rack connected to the first rotating part and linked with the first rotating part, the second rack connected to the second rotating part and linked with the second rotating part, and The synchronous gear that is meshed between the first rack and the second rack and makes the first rack and the second rack move in opposite directions, so that the first rotating part and the second rotating part Able to move with each other. Therefore, the number of gears in the hinge is reduced, so as to reduce the volume of the hinge and reduce the problem of idle travel caused by gear backlash during the simultaneous movement.

Referring to FIGS. 1 to 4, an embodiment of the hinge 100 of the present invention includes a base 1, two first rotating parts 2, two second rotating parts 3, and a co-moving unit 4.

The base 1 has two first arrangement grooves 11 spaced side by side along a front-rear direction D1, two second arrangement grooves 12 spaced side by side along the front-rear direction D1, and a first rotation axis parallel to the front-rear direction D1. A1 extends and is respectively formed in the two first rail structures 13 of the two first setting grooves 11, and extends around a second rotation axis A2 parallel to the front-to-rear direction D1 and is respectively formed in the two second setting grooves 12 Two second track structures 14. The first arrangement grooves 11 and the second arrangement grooves 12 are arranged side by side with an interval along a left-right direction D2, and the first rotation axis A1 and the second rotation axis A2 are arranged side by side with an interval along the left and right direction D2. However, in a modified embodiment, the first setting grooves 11 and the second setting grooves 12 may be alternately arranged along the front-to-rear direction D1. In this case, the first rotation axis A1 and the second rotation axis A2 may be They are overlapped with each other and are not limited by this embodiment.

1 and FIGS. 3 to 5, the two first rotating members 2 are respectively disposed in the two first setting grooves 11 of the base 1, and each first rotating member 2 is slidably disposed on the corresponding first A first sliding structure 21 of the track structure 13. Each first rail structure 13 of the base 1 has two rail structures formed on the inner wall surface defining the first arrangement groove 11 along the front-rear direction D1 and located on both sides of the first rotating member 2 along the front-rear direction D1. The first concave rail 131, the first sliding structure 21 has two first convex strips 211 formed along the front-rear direction D1 and slidably disposed on the two first concave rails 131, passing through the first rail structure 13 The cooperation of a concave rail 131 and the first protruding bar 211 of the first sliding structure 21 enables the two first rotating members 2 to be relative to the base 1 around the first rotation axis A1 in an unfolded position and a folded position Turn between.

The two second rotating members 3 are respectively disposed in the two second setting grooves 12 of the base 1, and each second rotating member 3 has a second sliding structure 31 slidably disposed on the corresponding second rail structure 14 . Each second track structure 14 of the base 1 has two rail structures formed along the front and rear direction D1 on the inner wall surface defining the second setting groove 12 and located on both sides of the second rotating member 3 along the front and rear direction D1. The second concave rail 141, the second sliding structure 31 has two second convex strips 311 formed along the front-rear direction D1 and slidably disposed on the two second concave rails 141, passing through the second rail structure 14 The cooperation of the two concave rails 141 and the second protruding bar 311 of the second sliding structure 31 enables the two second rotating members 3 to be relative to the base 1 around the second rotation axis A2 in an unfolded position and a folded position Turn between.

It should be noted that the first rotating member 2 and the second rotating member 3 of this embodiment are rotatably matched with the base 1 in the manner of a concave rail and a convex bar, and, in this embodiment, the The first rotation axis A1 and the second rotation axis A2 are located above the hinge 100 along an up-down direction D3, which can be reduced relative to another physical rotation axis (not shown) and pivot hole (not shown) in cooperation. The thickness of the hinge 100 in the vertical direction D3 is not limited thereto. In addition, in other modified implementations, the first rail structure 13 and the second rail structure 14 may also have first protruding bars 211 and second protruding bars 311, respectively. In this case, the first sliding structure 21 and the second sliding structure 31 may also have a first groove 131 and a second groove 141 respectively.

1, 2, 4 and 6, the synchronous unit 4 includes a first rack 41 connected to the first rotating part 2 and linked to the first rotating part 2, and connected to the second rotating part The member 3 and a second rack 42 linked to the second rotating member 3 are rotatably disposed on the base 1 and meshed between the first rack 41 and the second rack 42 and make the A rack 41 and two synchronous gears 43 moving in opposite directions to the second rack 42, a first linkage rod 44, and a second linkage rod 45. In this embodiment, the base 1 further has a first sliding groove 15 and a second sliding groove 16 formed penetratingly along the up-down direction D3 and extending along a left-right direction D2, and is connected to the first sliding groove 15 A gear groove 17 between the second sliding groove 16 and the second sliding groove 16. The first sliding groove 15 is provided with a first guiding protrusion 151 extending along the left and right direction D2, and the first rack 41 has a slidable arrangement on the first sliding groove 15 and is connected with the two synchronous gears. 43 meshed with a first rack portion 411, and a first connecting portion 412 extending upward from the first rack portion 411 toward the first sliding groove 15 and the first rack portion 411 has an edge along the A first guiding groove 411a extending in the left-right direction D2 and corresponding to the first guiding protrusion 151. The second sliding groove 16 is provided with a second guiding protrusion 161 extending along the left and right direction D2, and the second rack 42 has a slidable arrangement in the second sliding groove 16 and is connected with the two synchronous gears. 43 meshed with a second rack portion 421, and a second connecting portion 422 extending upward from the second rack portion 421 toward the second sliding groove 16, and the second rack portion 421 has an edge along the A second guiding groove 421a extending in the left-right direction D2 and correspondingly matched with the second guiding protrusion 161. By the corresponding cooperation of the first guiding protrusion 151 and the first guiding groove 411a and the corresponding cooperation of the second guiding protrusion 161 and the second guiding groove 421a, the first rack 41 and the second rack 42 are respectively slidably disposed in the first sliding groove 15 and the second sliding groove 16 along the left-right direction D2. And the first rack 41 and the second rack 42 mesh with the synchronous gear 43 in the front-rear direction D1, and the first rack 41, the synchronous gear 43 and the second tooth The arrangement of the strips 42 can further reduce the thickness of the base 1 in the vertical direction D3.

The first connecting portion 412 of the first rack 41 has a first slot 412a formed penetratingly along the front-rear direction D1 and extending along the up-down direction D3, and the first linkage rod 44 is extended along the front-rear direction D1 Between the two first rotating parts 2, and slidable in the up-down direction D3 and rotatably penetrates the first slot 412a of the first connecting portion 412 of the first rack 41, and is further connected to the first Between the rack 41 and the two first rotating parts 2, the first rack 41 and the two first rotating parts 2 are linked to each other. The second connecting portion 422 of the second rack 42 has a second slot 422a formed penetratingly along the front-rear direction D1 and extending along a vertical direction D3, and the second linkage rod 45 is arranged to extend along the front-rear direction D1 Between the two second rotating members 3, and slidably along the up-down direction D3, rotatably penetrates through the second slot 422a of the second connecting portion 422 of the second rack 42, and is further connected to the second tooth Between the bar 42 and the two second rotating parts 3, the second rack 42 and the two second rotating parts 3 are linked to each other. In detail, the first slot 412a and the second slot 422a extending along the up-down direction D3 can allow the first linkage rod 44 and the second linkage rod 45 to follow the two first rotating parts 2 and the The movement of the two second rotating parts 3 in the vertical direction D3, but restricts the first linkage rod 44 and the second linkage rod 45 relative to the first rack 41 and the second rack 42 The relative movement in the left-right direction D2 thereby causes the first rack 41 and the first linkage rod 44, and the second rack 42 and the second linkage rod 45 to move synchronously in the left-right direction D2, and then The first rack 41 and the two first rotating members 2 are linked to each other, and the second rack 42 and the two second rotating members 3 are linked to each other.

The gear groove 17 of the base 1 is provided with two setting posts 171, and the two synchronous gears 43 are rotatably arranged in the two setting posts 171 in the gear groove 17 and are engaged with the first rack 41 and Between the second rack 42. The rotation of the two synchronous gears 43 can restrict the first rack 41 and the second rack 42 to only move in the opposite direction, thereby making the first rack 41 and the second rack 42 separate The two first rotating parts 2 and the two second rotating parts 3 that are linked can move in opposite directions and synchronously with each other.

1, 2, 5 and 6, when the two first rotating parts 2 and the two second rotating parts 3 are relative to the first rack 41 and the second rack 42 due to the reverse movement When the base 1 slides from the unfolded position (see FIG. 1) to the folded position (see FIG. 5) in reverse movement, the two first rotating parts 2 and the two second rotating parts 3 are relative to the base 1 From the expanded state to the collapsed state. For example, the two first rotating parts 2 can be arranged together in a first body (not shown), and the two second rotating parts 3 can be arranged together in a second body (not shown), for example, In order to make the first body and the second body expand and fold with the two first rotating parts 2 and the two second rotating parts 3, further speaking, the number of the first rotating parts 2 is the same as the number of the first rotating parts 2 The number of a rotating member 2 can also be only one each, and it is not limited to this embodiment. In addition, it should be noted that the number of the synchronous gears 43 can also be only one or more than three in other modified embodiments. An increase in the number of the synchronous gears 43 can reduce the number of the first rack. 41 and the idle stroke condition between the second rack 42 and the synchronous gear 43 during the same movement.

In summary, the hinge 100 of the present invention is connected to the first rotating member 2 and linked to the first rotating member 2 by the first rack 41, connected to the second rotating member 3 and rotating with the second rotating member 3 The second rack 42 linked with the member 3, and the first rack 41 and the second rack 42 meshed between the first rack 41 and the second rack 42 to move the first rack 41 and the second rack 42 in opposite directions. The synchronous gear 43 enables the two first rotating parts 2 and the two second rotating parts 3 to move simultaneously with each other. In this way, the number of gears in the hinge 100 is reduced, so as to reduce the volume of the hinge 100 and reduce the problem of idle travel caused by gear backlash during the simultaneous movement.

However, the above are only examples of the present model, and should not be used to limit the scope of implementation of the present model, all simple equivalent changes and modifications made in accordance with the patent scope of the present model application and the contents of the patent specification still belong to This new patent covers the scope.

1: pedestal 11: The first setting slot 12: Second setting slot 13: The first track structure 131: The first concave track 14: The second track structure 141: Second concave track 15: The first chute 151: The first guiding rib 16: second chute 161: Second guiding rib 17: Gear groove 171: Set column 2: The first rotating part 21: The first sliding structure 211: The first rib 3: The second rotating part 31: The second sliding structure 311: second raised strip 4: Simultaneous moving unit 41: The first rack 411: first rack part 411a: The first guide groove 412: first connection part 412a: first slot 42: second rack 421: second rack part 421a: second guide groove 422: second connection part 422a: second slot 43: Simultaneous moving gear 44: The first linkage 45: second linkage 100: hinge D1: front and rear direction D2: Left and right direction D3: Up and down direction A1: The first rotation axis A2: The second rotation axis

The other features and effects of the present invention will be clearly presented in the embodiments with reference to the drawings, among which: Figure 1 is a perspective view of an embodiment of the hinge of the present invention, in which the two first rotating parts and the two second rotating parts of this embodiment are respectively located in an unfolded position; Figure 2 is a perspective view of the embodiment in Figure 1 viewed from another perspective; Figure 3 is a perspective exploded view of Figure 1; Figure 4 is a perspective exploded view of Figure 2; FIG. 5 is a perspective view of the embodiment, in which the two first rotating members and the two second rotating members of the embodiment are each located in a folded position; and Fig. 6 is a perspective view of the embodiment in Fig. 5 viewed from another angle of view.

1: pedestal

11: The first setting slot

12: Second setting slot

13: The first track structure

131: The first concave track

14: The second track structure

141: Second concave track

15: The first chute

151: The first guiding rib

16: second chute

161: Second guiding rib

2: The first rotating part

21: The first sliding structure

211: The first rib

3: The second rotating part

31: The second sliding structure

311: second raised strip

4: Simultaneous moving unit

41: The first rack

411: first rack part

411a: The first guide groove

412: first connection part

412a: first slot

42: second rack

421: second rack part

421a: second guide groove

422: second connection part

422a: second slot

43: Simultaneous moving gear

44: The first linkage

45: second linkage

100: hinge

D1: front and rear direction

D2: Left and right direction

D3: Up and down direction

Claims (9)

A hinge that contains: A pedestal A first rotating member arranged on the base and capable of rotating relative to the base around a first rotation axis between an unfolded position and a folded position; A second rotating member disposed on the base and capable of rotating relative to the base around a second rotation axis between an unfolded position and a folded position; and The co-moving unit includes a first rack linked with the first rotating member, a second rack linked with the second rotating member, and rotatably disposed on the base and engaged with the first rack At least a co-moving gear between the second rack and the first rack and the second rack to move in opposite directions, when the first rotating member and the second rotating member are caused by the first rack and the When the second rack moves in the opposite direction relative to the base and slides from the unfolded position to the folded position, the first rotating member and the second rotating member are transformed from the unfolded state with respect to the base For the collapsed state. The hinge according to claim 1, wherein the first rotation axis and the second rotation axis are parallel to a front-to-rear direction, the base has a first sliding groove and a second sliding groove extending in a left-right direction, the The first rack and the second rack are respectively slidably disposed in the first sliding groove and the second sliding groove in the left-right direction, and the first rack and the second rack are respectively in the front-rear direction The upper and the same moving gear mesh with each other. The hinge according to claim 2, wherein a first guide protrusion extending along the left and right direction is provided in the first sliding groove, and the first rack has a first guide bar extending along the left and right direction and is connected to the first guide A first guide groove corresponding to the guide protrusion, a second guide protrusion extending along the left and right direction is provided in the second sliding groove, and the second rack has a first guide groove extending along the left and right direction and is connected to the The second guiding protrusion corresponds to a matching second guiding groove. The hinge according to claim 2, wherein the base further has a gear groove communicating between the first sliding groove and the second sliding groove, and the synchronous gear is rotatably disposed in the gear groove. The hinge according to claim 4, wherein the first rack has a first rack portion slidably disposed in the first sliding groove, and from the first rack portion toward the outside of the first sliding groove A first connecting portion extending, the second rack having a second rack portion slidably disposed in the second sliding groove, and extending from the second rack portion toward the second sliding groove A second connecting portion of the same moving unit further includes a first linkage rod connected between the first connecting portion and the first rotating member and extending along the front-to-rear direction, and connected to the second connecting portion and A second linkage rod between the second rotating parts and extending along the front-to-rear direction. The hinge according to claim 5, wherein the first connecting portion of the first rack has a first slot formed along the front-rear direction and extending in an up-down direction, and the second connecting portion of the second rack There is a second slot hole formed along the front-rear direction and extending along the up-down direction. The first linkage rod is disposed on the first rotating member and is slidably inserted in the first connecting portion along the up-down direction. A slot, the second linkage rod is arranged on the second rotating part and can be slidably inserted in the second slot of the second connecting part along the up and down direction. The hinge according to claim 6, wherein the base has a first rail structure extending around the first rotation axis, and a second rail structure extending around the second rotation axis, and the first rotating member has A first sliding structure slidably disposed on the first rail structure, through the cooperation of the first rail structure and the first sliding structure, the first rotating member can be positioned relative to the base about the first rotation axis Rotating between the expanded position and the folded position, the second rotating member has a second sliding structure slidably disposed on the second rail structure, and the second rail structure and the second sliding structure cooperate to make The second rotating member can rotate relative to the base around the second rotating shaft between the expanded position and the folded position. The hinge according to claim 7, wherein the base has two first rail structures and two second rail structures, and the hinge includes two first rail structures corresponding to the two first rail structures. A rotating piece, and two second rotating pieces corresponding to the two second track structures, the first linkage rod is disposed between the two first rotating pieces and slidably penetrates in the vertical direction and rotatably penetrates The first slot of the first connecting portion, and the second linkage rod is disposed between the two second rotating parts and slidably rotatably penetrates the second slot of the second connecting portion in the up-and-down direction. The hinge according to claim 7, wherein the first rotation axis and the second rotation axis are parallel to a front-to-rear direction, the base has a first setting groove and a second setting groove, and the first rotating member is disposed In the first setting groove, the first track structure has two first concave rails formed on the inner wall surface defining the first setting groove along the front-rear direction and located on both sides of the first rotating member along the front-rear direction , The first sliding structure has two first protrusions formed along the front-rear direction and slidably disposed on the two first concave rails, the second rotating member is disposed in the second setting groove, and the second rail structure There are two second groove rails formed along the front-rear direction on the inner wall surface defining the second setting groove and located on both sides of the second rotating member along the front-rear direction, and the second sliding structure is formed along the front-rear direction And slidably disposed on the two second convex strips of the two second concave rails.

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