Split type rotating shaft structure of mobile phone

Abstract

The utility model relates to the technical field of rotating shaft structures, in particular to a split type rotating shaft structure of a mobile phone. Comprising a base, a first assembling seat, a second assembling seat, a first transmission assembly, a second transmission assembly and a first support, wherein the first assembling seat and the second assembling seat are arranged at an interval from top to bottom; the first transmission assembly is rotationally arranged between the first assembling seat and the base; the second transmission assembly is rotationally arranged between the second assembling seat and the base; the first rotating shaft is connected with the first support, the second support is in transmission connection with the first transmission assembly and the second transmission assembly, the second rotating shaft is connected with the second support, the first support is rotationally connected with the base through the first rotating shaft, and the second support is rotationally connected with the base through the second rotating shaft. The first support drives the second support to rotate through the first transmission assembly and the second transmission assembly, so that the first support and the second support get close to or away from each other. The structure is compact, the occupied space is small, assembling and machining are easy, the rotating smoothness is high, and the structural strength and the use experience are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of rotating shaft structures, in particular to a split rotating shaft structure for a mobile phone. Background Art

[0002] A hinge is a connecting part that can provide mutual rotation and has been widely used in various digital products and electronic devices. For example, foldable mobile phones are a new type of mobile phone product. Since the screen of a foldable mobile phone can be folded, it can meet the usage needs of consumers in different usage scenarios. For example, it can be used as a large-screen tablet when unfolded, and as a small-screen mobile phone when folded. For a foldable mobile phone, the core lies in the folding screen and the hinge. When in use, the folding screen rotates and folds with the hinge as the rotation center. During assembly, the hinge of the left middle frame of the mobile phone is assembled and connected with the hinge of the right middle frame of the mobile phone by screwing. Accordingly, the hinge of the left middle frame of the mobile phone and the hinge of the right middle frame of the mobile phone are respectively provided with corresponding screw mounting holes, which are not only difficult to process and the assembly is cumbersome and time-consuming, but also the structure occupies a large space and the hinge rotation is poor, affecting the user experience. Utility Model Content

[0003] The purpose of the utility model is to provide a split shaft structure for a mobile phone in view of the deficiencies in the prior art, which has a compact structure, occupies a small space, is easy to assemble and process, has a high degree of rotation smoothness, and improves the structural strength and user experience.

[0004] To achieve the above-mentioned purpose, the utility model provides a split-type rotating shaft structure for a mobile phone, comprising a base, a first assembly seat spaced apart from the base in upper and lower directions, a second assembly seat, a first transmission component rotatably arranged between the first assembly seat and the base, a second transmission component rotatably arranged between the second assembly seat and the base, a first bracket transmission-connected to the first transmission component and the second transmission component, a first rotating shaft connected to the first bracket, a second bracket transmission-connected to the first transmission component and the second transmission component, and a second rotating shaft connected to the second bracket, the first bracket being rotationally connected to the base via the first rotating shaft, the second bracket being rotationally connected to the base via the second rotating shaft, and the first bracket driving the second bracket to rotate via the first transmission component and the second transmission component so that the first bracket and the second bracket are close to or away from each other.

[0005] Preferably, a first transmission wheel is provided at one end of the first bracket close to the first transmission assembly, a second transmission wheel is provided at one end of the first bracket close to the second transmission assembly, a third transmission wheel is provided at one end of the second bracket close to the first transmission assembly, and a fourth transmission wheel is provided at one end of the second bracket close to the second transmission assembly. The first transmission assembly includes a first idler wheel and a second idler wheel meshed with the first idler wheel, the second transmission assembly includes a third idler wheel and a fourth idler wheel meshed with the third idler wheel, the first transmission wheel meshes with the first idler wheel, the second transmission wheel meshes with the third idler wheel, the third transmission wheel meshes with the second idler wheel, and the fourth transmission wheel meshes with the fourth idler wheel.

[0006] Preferably, the base is penetrated by a first socket and a second socket, the first assembly seat is penetrated by a third socket and a fourth socket, the second assembly seat is penetrated by a fifth socket and a sixth socket, the first idler wheel is plug-in accommodated between the first socket and the third socket, the second idler wheel is plug-in accommodated between the second socket and the fourth socket, the third idler wheel is plug-in accommodated between the first socket and the fifth socket, and the fourth idler wheel is plug-in accommodated between the second socket and the sixth socket.

[0007] Preferably, the base is penetrated by a first through hole and a second through hole, the first rotating shaft is rotatably accommodated in the first through hole, and the second rotating shaft is rotatably accommodated in the second through hole.

[0008] Preferably, it also includes a connecting plate, which is connected to the first rotating shaft and the second rotating shaft, a first torsion spring is sleeved on the outer side of the first rotating shaft, one end of the first torsion spring abuts against the connecting plate, and the other end of the first torsion spring abuts against the first assembly seat, and a second torsion spring is sleeved on the outer side of the second rotating shaft, one end of the second torsion spring abuts against the connecting plate, and the other end of the second torsion spring abuts against the first assembly seat.

[0009] Preferably, the first bracket is provided with a first connecting hole, and the second bracket is provided with a second connecting hole.

[0010] The beneficial effects of the utility model are as follows: the structure is compact and occupies little space, it is easy to assemble and process, the rotation is smooth, and the structural strength and the user experience are improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a structural schematic diagram of the utility model.

[0012] Figure 2 It is a schematic diagram of the exploded structure of the utility model.

[0013] Reference numerals include:

[0014] 1——Base 11——First jack 12——Second jack

[0015] 13——first through hole 14——second through hole

[0016] 2——first assembly seat 21——third socket 22——fourth socket

[0017] 3——Second assembly seat 31——Fifth jack 32——Sixth jack

[0018] 4——first transmission assembly 41——first idler wheel 42——second idler wheel

[0019] 5——Second transmission assembly 51——Third idler wheel 52——Fourth idler wheel

[0020] 6——first bracket 61——first transmission wheel 62——second transmission wheel

[0021] 63——First connection hole

[0022] 7——first rotating shaft 71——first torsion spring

[0023] 8——Second bracket 81——Third transmission wheel 82——Fourth transmission wheel

[0024] 83——Second connection hole

[0025] 9——Second rotating shaft 91——Second torsion spring

[0026] 10——Connecting plate. DETAILED DESCRIPTION

[0027] The utility model is described in detail below with reference to the accompanying drawings.

[0028] like Figure 1 to Figure 2 As shown, a split shaft structure of a mobile phone of the utility model comprises a base 1, a first assembly seat 2 spaced apart from the base 1 in an upper and lower manner, a second assembly seat 3, a first transmission component 4 rotatably arranged between the first assembly seat 2 and the base 1, a second transmission component 5 rotatably arranged between the second assembly seat 3 and the base 1, a first bracket 6 transmission-connected to the first transmission component 4 and the second transmission component 5, a first rotating shaft 7 connected to the first bracket 6, a second bracket 8 transmission-connected to the first transmission component 4 and the second transmission component 5, and a second rotating shaft 9 connected to the second bracket 8, the first bracket 6 is rotationally connected to the base 1 through the first rotating shaft 7, the second bracket 8 is rotationally connected to the base 1 through the second rotating shaft 9, the first bracket 6 drives the second bracket 8 to rotate via the first transmission component 4 and the second transmission component 5, so that the first bracket 6 and the second bracket 8 are close to or away from each other.

[0029] When in use, the first bracket 6 and the second bracket 8 are both connected to the folding screen. When the first bracket 6 is rotated, the first bracket 6 is rotatably connected to the base 1 through the first rotating shaft 7. The first bracket 6 drives the second bracket 8 to rotate through the transmission between the first transmission component 4 and the second transmission component 5. The second bracket 8 is rotatably connected to the base 1 through the second rotating shaft 9, so that the first bracket 6 and the second bracket 8 are close to or away from each other, thereby realizing convenient switching of the closed or open use state of the folding screen. The overall structure has high strength, stable and reliable transmission, good linkage, good user experience, and involves a small number of parts, convenient assembly, low manufacturing cost, compact structure and small space occupation. The utility model has a compact structure and small space occupation, is easy to assemble and process, has high rotation smoothness, and improves structural strength and user experience.

[0030] In this embodiment, a first transmission wheel 61 is provided at one end of the first bracket 6 close to the first transmission assembly 4, a second transmission wheel 62 is provided at one end of the first bracket 6 close to the second transmission assembly 5, a third transmission wheel 81 is provided at one end of the second bracket 8 close to the first transmission assembly 4, and a fourth transmission wheel 82 is provided at one end of the second bracket 8 close to the second transmission assembly 5. The first transmission assembly 4 includes a first idler wheel 41 and a second idler wheel 42 meshing with the first idler wheel 41, the second transmission assembly 5 includes a third idler wheel 51 and a fourth idler wheel 52 meshing with the third idler wheel 51, the first transmission wheel 61 meshes with the first idler wheel 41, the second transmission wheel 62 meshes with the third idler wheel 51, the third transmission wheel 81 meshes with the second idler wheel 42, and the fourth transmission wheel 82 meshes with the fourth idler wheel 52. Specifically, the first bracket 6 is a split structure, and the first bracket 6 is transmission-connected between the first transmission assembly 4 and the second transmission assembly 5. The first bracket 6 is meshed with the first idler wheel 41 through the first transmission wheel 61, and the first bracket 6 is meshed with the third idler wheel 51 through the second transmission wheel 62; the second bracket 8 is a split structure, and the second bracket 8 is transmission-connected between the first transmission assembly 4 and the second transmission assembly 5. The second bracket 8 is meshed with the second idler wheel 42 through the third transmission wheel 81, and the second bracket 8 is meshed with the fourth idler wheel 52 through the fourth transmission wheel 82, and then cooperates with the meshing transmission between the first idler wheel 41 and the second idler wheel 42, and the meshing transmission between the third idler wheel 51 and the fourth idler wheel 52, and the various working parts are closely meshed and transmitted, so that the first bracket 6 drives the second bracket 8 to rotate via the first transmission assembly 4 and the second transmission assembly 5, so as to make the first bracket 6 and the second bracket 8 approach or move away from each other, with a high degree of linkage coordination, and convenient for telescopic use.

[0031] The base 1 of this embodiment is penetrated by a first socket 11 and a second socket 12, the first assembly seat 2 is penetrated by a third socket 21 and a fourth socket 22, the second assembly seat 3 is penetrated by a fifth socket 31 and a sixth socket 32, the first idler wheel 41 is inserted and accommodated between the first socket 11 and the third socket 21, the second idler wheel 42 is inserted and accommodated between the second socket 12 and the fourth socket 22, the third idler wheel 51 is inserted and accommodated between the first socket 11 and the fifth socket 31, and the fourth idler wheel 52 is inserted and accommodated between the second socket 12 and the sixth socket 32. Specifically, since the base 1 and the first assembly seat 2 and the second assembly seat 3 are arranged in an upper and lower interval, the first idler wheel 41 is inserted and accommodated between the first socket 11 and the third socket 21, and the second idler wheel 42 is inserted and accommodated between the second socket 12 and the fourth socket 22, so that the first idler wheel 41 and the second idler wheel 42 are rotatably connected between the first assembly seat 2 and the base 1, and the connection is stable and reliable. The third idler wheel 51 is inserted and accommodated between the first socket 11 and the fifth socket 31, and the fourth idler wheel 52 is inserted and accommodated between the second socket 12 and the sixth socket 32, so that the third idler wheel 51 and the fourth idler wheel 52 are rotatably connected between the second assembly seat 3 and the base 1, and the structure is compact and the structural strength is high.

[0032] The base 1 of this embodiment is provided with a first through hole 13 and a second through hole 14, the first rotating shaft 7 is rotatably accommodated in the first through hole 13, and the second rotating shaft 9 is rotatably accommodated in the second through hole 14. Specifically, the first rotating shaft 7 passes through the first bracket 6 and is rotatably accommodated in the first through hole 13, and the second rotating shaft 9 passes through the second bracket 8 and is rotatably accommodated in the second through hole 14, so that the first bracket 6 is rotatably connected to the base 1 through the first rotating shaft 7, and the second bracket 8 is rotatably connected to the base 1 through the second rotating shaft 9, and the structure is compact.

[0033] The present embodiment further includes a connecting plate 10, the connecting plate 10 is connected to the first rotating shaft 7 and the second rotating shaft 9, the first rotating shaft 7 is sleeved with a first torsion spring 71 on the outer side, one end of the first torsion spring 71 abuts against the connecting plate 10, and the other end of the first torsion spring 71 abuts against the first assembly seat 2, and the second rotating shaft 9 is sleeved with a second torsion spring 91 on the outer side, one end of the second torsion spring 91 abuts against the connecting plate 10, and the other end of the second torsion spring 91 abuts against the first assembly seat 2. Specifically, the first torsion spring 71 is installed between the connecting plate 10 and the first assembly seat 2, and the second torsion spring 91 is installed between the connecting plate 10 and the first assembly seat 2. The first bracket 6 is rotatably connected to the base 1 through the first rotating shaft 7, and the second bracket 8 is rotatably connected to the base 1 through the second rotating shaft 9. The rotation of the first rotating shaft 7 and the second rotating shaft 9 respectively causes the first torsion spring 71 and the second torsion spring 91 to be torsionally deformed and store torque, and under the action of releasing the torque, the first rotating shaft 7 and the second rotating shaft 9 are quickly and elastically reset.

[0034] The first bracket 6 of this embodiment is provided with a first connection hole 63, and the second bracket 8 is provided with a second connection hole 83. Specifically, external screws are respectively passed through the first connection hole 63 and the second connection hole 83 and connected to the folding screen, so that the folding screen is connected and fixed to the first bracket 6 and the second bracket 8, and the fixing method is simple and firm.

[0035] The above contents are only preferred embodiments of the present invention. For ordinary technicians in this field, according to the concept of the present invention, there will be changes in the specific implementation methods and application scopes. The contents of this specification should not be understood as limiting the present invention.

Claims

1. A split-type rotating shaft structure for a mobile phone, characterized in that: The invention comprises a base, a first assembly base spaced apart from the base in upper and lower directions, a second assembly base, a first transmission assembly rotatably arranged between the first assembly base and the base, a second transmission assembly rotatably arranged between the second assembly base and the base, a first bracket transmission-connected to the first transmission assembly and the second transmission assembly, a first rotating shaft connected to the first bracket, a second bracket transmission-connected to the first transmission assembly and the second transmission assembly, and a second rotating shaft connected to the second bracket, wherein the first bracket is rotationally connected to the base via the first rotating shaft, the second bracket is rotationally connected to the base via the second rotating shaft, and the first bracket drives the second bracket to rotate via the first transmission assembly and the second transmission assembly so that the first bracket and the second bracket are closer to or farther away from each other.

2. The split-type rotating shaft structure of a mobile phone according to claim 1, characterized in that: A first transmission wheel is provided at one end of the first bracket close to the first transmission assembly, a second transmission wheel is provided at one end of the first bracket close to the second transmission assembly, a third transmission wheel is provided at one end of the second bracket close to the first transmission assembly, and a fourth transmission wheel is provided at one end of the second bracket close to the second transmission assembly. The first transmission assembly includes a first idler wheel and a second idler wheel meshed with the first idler wheel, the second transmission assembly includes a third idler wheel and a fourth idler wheel meshed with the third idler wheel, the first transmission wheel meshes with the first idler wheel, the second transmission wheel meshes with the third idler wheel, the third transmission wheel meshes with the second idler wheel, and the fourth transmission wheel meshes with the fourth idler wheel.

3. The split-type rotating shaft structure of a mobile phone according to claim 2, characterized in that: The base is penetrated by a first socket and a second socket, the first assembly seat is penetrated by a third socket and a fourth socket, the second assembly seat is penetrated by a fifth socket and a sixth socket, the first idler wheel is plugged in and accommodated between the first socket and the third socket, the second idler wheel is plugged in and accommodated between the second socket and the fourth socket, the third idler wheel is plugged in and accommodated between the first socket and the fifth socket, and the fourth idler wheel is plugged in and accommodated between the second socket and the sixth socket.

4. The split-type rotating shaft structure of a mobile phone according to claim 3, characterized in that: The base is penetrated by a first through hole and a second through hole. The first rotating shaft is rotatably arranged in the first through hole, and the second rotating shaft is rotatably arranged in the second through hole.

5. The split-type rotating shaft structure of a mobile phone according to claim 1, characterized in that: It also includes a connecting plate, which is connected to the first rotating shaft and the second rotating shaft. A first torsion spring is sleeved on the outer side of the first rotating shaft, one end of the first torsion spring abuts against the connecting plate, and the other end of the first torsion spring abuts against the first assembly seat. A second torsion spring is sleeved on the outer side of the second rotating shaft, one end of the second torsion spring abuts against the connecting plate, and the other end of the second torsion spring abuts against the first assembly seat.

6. The split-type rotating shaft structure of a mobile phone according to claim 1, characterized in that: The first bracket is provided with a first connecting hole, and the second bracket is provided with a second connecting hole.

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