TWI456378B - Parallel dual-axle hinge and small electronic device with parallel dual-axle hinge - Google Patents

Claims (11)

A parallel biaxial hinge for interconnecting a first housing and a second housing, the parallel biaxial hinge comprising a bridging element, a first hinge rod, a second hinge rod and a a synchronous rotation transmitting means; the bridging element is assembled to a coupling element; the first hinge rod rotatably supports one of the first housing and the second housing relative to the bridging element, the first housing The second housing is rotatably and parallelly disposed; the second hinge rod rotatably supports the first housing and the other housing of the second housing; the synchronous rotation transmitting means is disposed on the second housing Between the first hinge rod and the second hinge rod, the system includes: a pair of first connecting cam elements and a second connecting cam element, which are mounted on the first hinge rod and the second hinge rod And a sliding member that is engaged with the first and second connecting cam members and slidably assembled to the bridging member. The parallel biaxial hinge of claim 1, wherein the sliding element is slidably mounted to the bridging element by a guide rod assembled to the bridging element. The parallel biaxial hinge according to claim 1, wherein the parallel biaxial hinge further comprises a locking means for engaging the first and second connecting cam elements with the sliding element, the engaging means The method includes a first connecting pin and a second connecting pin disposed on the first and second connecting cam members, and a first engaging recess and a second engaging recess, which are mounted on the card The sliding element of the first connecting pin and the second connecting pin are combined. The parallel biaxial hinge according to claim 1, wherein the first hinge bar and the second hinge bar further comprise a first friction mechanism and a second friction mechanism between the bridge member and the second hinge mechanism. The method includes: a pair of first pad and a pair of second pad, between the first hinge bar and the second hinge bar and the bridging element, in a state of being crimped with the bridging element and The first hinge rod and the second hinge rod are rotatably disposed at the same time; and a first elastic means and a second elastic means are assembled in a crimped state with the first pad and the second pad And the first hinge rod and the second hinge rod. The parallel biaxial hinge according to claim 1, wherein a first cam mechanism and a second friction mechanism are respectively provided between the first hinge bar and the second hinge bar and the bridge member. The system includes: a first fixed cam portion and a second fixed cam portion surrounding a first bearing hole of the first hinge rod of the bridging element and a second bearing hole of the second hinge rod a pair of first cam members and a pair of second cam members that are in a crimped state with the first fixed cam portion and the second cam portion, and the first hinge rod and the second hinge rod Simultaneously rotatably disposed between the first hinge bar and the second hinge bar and the bridging element; and a first elastic means and a second elastic means coupled to the first cam element and the second cam The component is assembled in a crimped state to the first hinge bar and the second hinge bar. A parallel biaxial hinge for interconnecting a first housing and a second housing, the parallel biaxial hinge comprising: a bridging element assembled to a connecting element; a first hinge a rod rotatably supporting one of the first housing and the second housing relative to the bridging member, the first housing and the second housing being rotatable and contiguous with each other a parallel state setting moving away from the direction; a second hinge rod rotatably supporting the other housing of the first housing and the second housing; a synchronous rotation conveying means having a first connecting means and a second connecting means for sandwiching the bridging element between the first hinge bar and the second hinge bar; and an inter-axis distance adjusting means for operating along with the synchronous rotation transmitting means The first housing and the second housing are self-adjusting the distance between the first hinge rod and the second hinge rod. The parallel biaxial hinge according to claim 6, wherein the first connecting means further comprises: a first A connecting cam element and a first B connecting cam element, which are assembled in one of the bridging elements The first hinge rod and the second hinge rod on the side; and a first sliding member that engages the first A-connecting cam member and the first B-connecting cam member and is slidably mounted on the bridge The second connecting means further includes: a second A connecting cam element and a second B connecting cam element, the first hinge assembled on the other side of the bridging element a rod and the second hinge rod; and a second sliding member that engages the second A-connecting cam member and the second B-connecting cam member and is slidably mounted to the other of the bridging members The side; in addition, the first sliding element and the second sliding element can slide simultaneously. The parallel biaxial hinge according to claim 6, wherein the inter-axle distance adjusting means further comprises: a first A-connecting cam member and a first B-connecting cam member, wherein the bridge member is mounted on the bridge member The first hinge rod and the second hinge rod on one side; a second A-connecting cam member and a second B-connecting cam member, the first hinge rod assembled on the other side of the bridging member And a second hinge rod; a guiding rod disposed on the bridging element; a bearing member slidably mounted on a slightly central portion of the guiding rod, the shaft pivot receiving the first hinge rod And a second side of the second A-linking cam member and the second B-connecting cam member that are inserted in the radial direction; and a shaft pressing member that is slidably assembled to the guide An upper portion of the rod, and pressing the second side connecting cam member and the second side connecting cam member in a radial direction of the other side portion toward the bearing member; and an elastic means for the shaft pushing The second element is connected between the pressure element and the bearing element The knot cam member and the second B-connecting cam member are pressed and slidable in a horizontal direction. The parallel biaxial hinge according to claim 7, wherein the synchronous rotation transmitting means further comprises a locking means for the first A connecting cam element and the first B connecting cam element and the first The sliding member is engaged, and the second A-connecting cam member and the second B-connecting cam member are also engaged with the second sliding member. The engaging means further includes: a plurality of guiding grooves, which are respectively disposed on The first A connecting cam element, the first B connecting cam element, the second A connecting cam element and the second B connecting cam element; and a first guiding protrusion and a second guiding protrusion The first sliding element and the second sliding element are engaged with the guiding grooves. The parallel biaxial hinge according to claim 8, wherein the inter-axle distance adjusting means is the first A-joining cam member, the first B-joining cam member, the second A-joining cam member, and the second The B-connecting cam member is further provided with a cam protrusion that abuts against each other according to an opening angle of the first housing and the second housing and adjusts an axial distance between the first hinge rod and the second hinge rod. A small electronic device comprising the parallel biaxial hinge according to any one of claims 1 to 10.