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CN-122014740-A - Spindle mechanism and apparatus

CN122014740ACN 122014740 ACN122014740 ACN 122014740ACN-122014740-A

Abstract

The application provides a rotating shaft mechanism and equipment. The rotating shaft mechanism comprises a first bearing frame, a second bearing frame, a torsion mechanism and a first nut, wherein the first bearing frame comprises a first cylinder and is used for being fixedly connected with the first body, the second bearing frame comprises a second cylinder and is used for being fixedly connected with the second body, the torsion mechanism comprises a first concave-convex wheel sleeved on the first cylinder, a second concave-convex wheel, a first elastic mechanism and the first nut, the first elastic mechanism is configured to elastically deform along the first direction, the first direction is the axial direction of the rotating shaft mechanism, the first concave-convex wheel and the inner wall of the first cylinder are integrally formed, and the second cylinder is located in the second cylinder. Because torsion mechanism and the first carrier or the second carrier components of a whole that can function independently design of connection first body and second body for pivot mechanism easily assembles or separates with first body and second body, makes equipment more convenient when assembling and dismantling.

Inventors

  • YANG WEI
  • RAO YINGCHUN
  • Wei Qinan
  • TU YIMING
  • PENG LEXIONG

Assignees

  • 华为技术有限公司

Dates

Publication Date
20260512
Application Date
20250620

Claims (15)

  1. 1. A spindle mechanism for connecting a first body and a second body of a device, comprising: A first carrier (110), the first carrier (110) comprising a first cylinder (111), the first carrier (110) being adapted to be fixedly connected to the first body; A second carrier (120), the second carrier (120) comprising a second cylinder (121), the second carrier (120) being adapted to be fixedly connected to the second body; a first axial column (130) extending along a first direction, in the first direction, the first axial column (130) including a first column (131) and a second column (132) axially disposed, the first column (111) and the second column (121) being aligned along the first direction, the first column (131) being located in the first column (111), the first column (111) including a first end (111 a) and a second end (111 b) opposite in the first direction, the first end (111 a) being an end near the second column (121), the second end (111 b) being an end far from the second column (121); A torsion mechanism (140) including a first concave-convex wheel (141), a second concave-convex wheel (142), a first elastic mechanism (143), and a first nut (144) sleeved on the first cylinder (131), wherein the first elastic mechanism (143) is configured to be elastically deformed along the first direction, and the first direction is the axial direction of the rotating shaft mechanism (100); Wherein the first concave-convex wheel (141) is integrally formed with the inner wall of the first cylinder (111), and the second cylinder (132) is located in the second cylinder (121).
  2. 2. The spindle mechanism according to claim 1, wherein the torsion mechanism (140) further comprises a first overrunning clutch (151) sleeved on the second cylinder (132); The first overrunning clutch (151) comprises a first stop rod (1511) extending towards the first end portion (111 a), the first end portion (111 a) further comprises a first counter bore (1113), the first stop rod (1511) is located in the first counter bore (1113), and the first carrier (110) drives the first overrunning clutch (151) to rotate around the first axle center column (130).
  3. 3. The spindle mechanism according to claim 1, wherein the torsion mechanism (140) further comprises a torsion spring assembly (152) sleeved on the second cylinder (132); The torsion spring assembly (152) comprises a torsion spring body (1521) and a supporting part (1522), the supporting part (1522) is sleeved on the second column (132), the torsion spring body (1521) is sleeved on the supporting part (1522), and the supporting part (1522) is fixedly connected with the second column (132), so that the torsion spring body (1521) rotates around the supporting part (1522); The torsion spring body (1521) includes a first force arm portion (1521 a) and a second force arm portion (1521 b) and a torsion portion (1521 c), the first force arm portion (1521 a) and the second force arm portion (1521 b) being located on both sides of the torsion portion (1521 c) in the first direction, respectively, the first force arm portion (1521 a) extending in the first direction toward a side away from the first end portion (111 a), the second force arm portion (1521 b) extending toward a side near the first end portion (111 a); The support portion (1522) comprises a first stop portion (1522 a), the first force arm portion (1521 a) being located in the first stop portion (1522 a); The first end (111 a) includes a first counterbore (1113), and the second force arm (1521 b) is positioned in the first counterbore (1113) such that the first carrier (110) drives the torsion spring body (1521) to rotate about the support (1522).
  4. 4. A spindle mechanism according to any one of claims 1 to 3, The first concave-convex wheel (141) comprises a first protruding part (1411) and a first concave part (1412) on one side facing the second concave-convex wheel (142), the first protruding part (1411) and the first concave part (1412) are connected through an extending first curved surface part (1413), the second concave-convex wheel (142) comprises a second protruding part (1421) and a second concave part (1422) on one side facing the first concave-convex wheel (141), and the second protruding part (1421) and the second concave part (1422) are connected through an extending second curved surface part (1423).
  5. 5. The spindle mechanism according to any one of claims 1 to 4, wherein, The torsion mechanism (140) further comprises a third concave cam (145) and a fourth concave cam (146) positioned between the first elastic mechanism (143) and the first nut (144), the fourth concave cam (146) comprises a second stop rod (1461) extending towards the first end (111 a); The second end portion (111 b) is provided with a second counter bore (1111), and the second anti-swing rod (1461) is located in the second counter bore (1111), so that the first bearing frame (110) drives the fourth concave-convex wheel (146) to rotate around the first axle center column (130).
  6. 6. The spindle mechanism according to any one of claims 1 to 5, wherein, The first elastic mechanism (143) comprises a disc spring or a spring.
  7. 7. The spindle mechanism according to any one of claims 1 to 6, wherein, The first end portion (111 a) further comprises a first stop portion (1112), the first stop portion (1112) is located on one side, away from the second end portion (111 b), of the first end portion (111 a), a first limit groove (1211) is formed in one side, close to the first end portion (111 a), of the second cylinder (121), and in the process that the first support (110) rotates around the first axle center column (130), the first stop portion (1112) moves in the first limit groove (1211) and abuts against the inner wall of the first limit groove (1211).
  8. 8. The spindle mechanism according to any one of claims 1-7, characterized in that a first spacer (147) is arranged between the first spring mechanism (143) and the second cam (142), the first spacer (147) being in abutment with the first spring mechanism (143) and the second cam (142), respectively.
  9. 9. A spindle mechanism (200) for connecting a first body and a second body of an apparatus, comprising: A third carrier (210), the third carrier (210) comprising a third cylinder (211), the third carrier (210) being adapted to be fixedly connected to the first body; A fourth carrier (220), the fourth carrier (220) comprising a fourth cylinder (221), the fourth carrier (220) being adapted to be fixedly connected to the second body; A second axial column (230) extending along a first direction, wherein in the first direction, the second axial column (230) comprises a third column (231), a fourth column (232) and a fifth column (233) which are axially arranged, the third column (211) and the fourth column (221) are sleeved on the fourth column (232), and the third column (211) and the fourth column (221) are arranged along the first direction; The torsion mechanism (240) comprises a fifth concave cam (241), a sixth concave cam (242), a third elastic mechanism (243) and a second nut (244) sleeved on the third cylinder (231), and further comprises a first friction part (245), a fourth elastic mechanism (246) and a third nut (247) sleeved on the fifth cylinder (233), wherein the third elastic mechanism (243) and the fourth elastic mechanism (246) are respectively configured to be elastically deformed along the first direction, and the first direction is the axial direction of the rotating shaft mechanism (200); The fifth concave-convex wheel (241) comprises a third stop rod (2411) extending towards the fourth cylinder (232), the third bearing frame (210) comprises a third counter bore (2101), and the third stop rod (2411) is positioned in the third counter bore (2101) so that the third bearing frame (210) drives the fifth concave-convex wheel (241) to rotate around the second axial center column (230).
  10. 10. The spindle mechanism according to claim 9, wherein, The first friction portion (245) comprises a seventh concave cam (245 a) and an eighth concave cam (245 b), the seventh concave cam (245 a) comprises a fourth swing stopping rod (245 a 1) extending towards the fourth cylinder (232), the third bearing frame (210) further comprises a fourth counter bore (2102), and the fourth swing stopping rod (245 a 1) is located in the fourth counter bore (2102) so that the third bearing frame (210) drives the seventh concave cam (245 a) to rotate around the second axial column (230).
  11. 11. The spindle mechanism according to claim 9, wherein, The first friction part (245) comprises movable friction plates (245 c) and fixed friction plates (245 d) which are alternately arranged, the fixed friction plates (245 d) are fixedly connected with the second axial column (230), the movable friction plates (245 c) comprise extension parts (245 c 1) which extend towards the third bearing frame (210), the third bearing frame (210) comprises fifth counter bores (2103), and the extension parts (245 c 1) are located in the fifth counter bores (2103) so that the third bearing frame (210) drives the movable friction plates (245 c) to rotate around the second axial column (230).
  12. 12. The spindle mechanism according to any one of claims 9 to 11, A first friction plate (248) is further arranged between the fifth concave-convex wheel (241) and the third bearing frame (210), and the first friction plate (248) is respectively abutted against the fifth concave-convex wheel (241) and the third bearing frame (210).
  13. 13. The spindle mechanism according to any one of claims 9 to 12, The rotating shaft mechanism (200) further comprises a support bracket (250), the support bracket (250) is used for supporting the torsion mechanism (240), and the support bracket (250) is fixedly connected with the third support bracket (210).
  14. 14. An apparatus comprising a first body, a second body, and a spindle mechanism according to any one of claims 1-8, the first body being fixedly connected to the first carrier, the second body being fixedly connected to the second carrier.
  15. 15. An apparatus comprising a first body, a second body, and a spindle mechanism according to any one of claims 9-13, the first body being fixedly connected to the third carrier, the second body being fixedly connected to the fourth carrier.

Description

Spindle mechanism and apparatus Technical Field The present application relates to the field of electronic devices, and more particularly, to a spindle mechanism and a device. Background The pivot mechanism is as the key part of electronic equipment, is the bridge of the different subassemblies of connecting electronic equipment, and the relative angle is controlled through hinge connection realization relative rotation to the different subassemblies of equipment to satisfy comfortable user experience requirement. The convenience of the electronic equipment in assembly or disassembly can affect the efficiency of the electronic equipment during repair. There is a need for a spindle mechanism that is easy to install and remove. Disclosure of Invention The application provides a rotating shaft mechanism and equipment. The rotating shaft mechanism provided by the application is easy to assemble and disassemble, so that the equipment is more convenient to assemble and disassemble. In a first aspect, a spindle mechanism is provided for connecting first and second bodies of an apparatus, the first carrier including a first cylinder for fixed connection with the first body, the second carrier including a second cylinder for fixed connection with the second body, a first spindle extending in a first direction, the first spindle including axially disposed first and second cylinders aligned in the first direction, the first cylinder being located in the first cylinder, the first cylinder including first and second ends opposite in the first direction, the first end being near one end of the second cylinder, the second end being remote from one end of the second cylinder, a torsion mechanism including a first cam sleeved on the first cylinder, a second cam, a first spring mechanism, and a first nut, the first spring mechanism being configured to be elastically deformed in the first direction, wherein the first cylinder is configured to be deformed in the first direction, the second cylinder is axially deformed in the first direction, and the spindle mechanism is configured to be deformed in the first direction. Based on the technical scheme, because the torsion mechanism is designed with the first support or the second support connected with the first body and the second body in a split manner, the rotating shaft mechanism is easy to assemble or separate from the first body and the second body, so that the equipment is more convenient to assemble and disassemble. Based on the technical scheme, as the first concave-convex wheel and the first cylinder are integrally formed, the structural strength of the first concave-convex wheel is improved, and the reliability of the rotating shaft mechanism is improved. With reference to the first aspect, in some implementations of the first aspect, the torsion mechanism further includes a first overrunning clutch sleeved on the second post, the first overrunning clutch includes a first stop rod extending toward the first end, and the first end further includes a first counter bore, where the first stop rod is located in the first counter bore, so that the first carrier drives the first overrunning clutch to rotate around the first axle center post. Based on the technical scheme, the first overrunning clutch is sleeved on the second column, the first overrunning clutch is larger in torque in the closing process of the rotating shaft mechanism, larger torque is provided, and the first overrunning clutch provides smaller torque in the opening process of the rotating shaft mechanism, so that the rotating shaft mechanism is not laborious in the opening process and laborious in the closing process, and the effect of light and heavy opening and closing of the rotating shaft mechanism is achieved. With reference to the first aspect, in some implementations of the first aspect, the separation mechanism further includes a torsion spring assembly sleeved on the second post, the torsion spring assembly includes a torsion spring body and a supporting portion, the supporting portion is sleeved on the second post, the torsion spring body is sleeved on the supporting portion, the supporting portion is fixedly connected with the second post so that the torsion spring body rotates around the supporting portion, the torsion spring body includes a first force arm portion and a second force arm portion, the first force arm portion and the second force arm portion are respectively located at two sides of the torsion portion along the first direction, the first force arm portion extends along the first direction towards a side away from the first end, the second force arm portion extends towards a side close to the first end, the supporting portion includes a first limiting portion, the first force arm portion is located in the first limiting portion, and the first end portion includes a first counter bore, the second force arm portion is located in the first counter bore so that the first support frame d