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CN113645778B - Magnetic attraction type hollow rotating shaft and electronic device - Google Patents

Magnetic attraction type hollow rotating shaft and electronic device Download PDF

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Publication number
CN113645778B
CN113645778B CN202010342185.XA CN202010342185A CN113645778B CN 113645778 B CN113645778 B CN 113645778B CN 202010342185 A CN202010342185 A CN 202010342185A CN 113645778 B CN113645778 B CN 113645778B
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China
Prior art keywords
hollow
hollow component
component
fixing member
magnetic
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Application number
CN202010342185.XA
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Chinese (zh)
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CN113645778A (en
Inventor
罗麒珍
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitac Computer Kunshan Co Ltd
Getac Technology Corp
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Mitac Computer Kunshan Co Ltd
Getac Technology Corp
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Priority to CN202010342185.XA priority Critical patent/CN113645778B/en
Publication of CN113645778A publication Critical patent/CN113645778A/en
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    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K5/00Casings, cabinets or drawers for electric apparatus
    • H05K5/02Details
    • H05K5/0217Mechanical details of casings
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K5/00Casings, cabinets or drawers for electric apparatus
    • H05K5/02Details
    • H05K5/0247Electrical details of casings, e.g. terminals, passages for cables or wiring

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  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Pivots And Pivotal Connections (AREA)

Abstract

The utility model provides a hollow pivot of formula is inhaled to magnetism, includes first hollow subassembly, ring magnet, the hollow subassembly of second and magnetic element, and wherein first hollow subassembly has first surface and the second surface that is located relative both sides, and ring magnet sets up in the first surface of first hollow subassembly, and the hollow subassembly of second sets up in the second surface of first hollow subassembly, and magnetic element sets firmly in the hollow subassembly of second. The magnetic hollow rotating shaft provided by the invention occupies less product space, and further effectively reduces the production cost.

Description

Magnetic attraction type hollow rotating shaft and electronic device
[ technical field ] A method for producing a semiconductor device
The present invention relates to a hollow shaft, and more particularly, to a magnetic hollow shaft.
[ background ] A method for producing a semiconductor device
The traditional hollow rotating shaft is used for connecting two electronic modules, the two connected electronic modules have relative rotation motion, wires are used for transmitting electronic signals, and the hollow part in the rotating shaft is used for the wires to penetrate through.
However, the hollow shaft in the market at present occupies more product space in design, and is not suitable for electronic products with small volume demanded by users, such as portable electronic devices.
[ summary of the invention ]
In view of the foregoing problems, an embodiment of the present invention provides a magnetic hollow rotating shaft, including a first hollow component, a ring-shaped magnet, a second hollow component and a magnetic element, wherein the first hollow component has a first surface and a second surface located at two opposite sides, the ring-shaped magnet is disposed on the first surface of the first hollow component, the second hollow component is disposed on the second surface of the first hollow component, and the magnetic element is fixedly disposed on the second hollow component.
Another embodiment of the present invention provides an electronic device, which includes a first housing, a second housing and the magnetic hollow shaft, wherein the second housing is disposed opposite to the first housing, and the magnetic hollow shaft is pivotally disposed between the first housing and the second housing.
In summary, the magnetic hollow shaft and the electronic device provided by the embodiments of the invention utilize the characteristics of the magnet to simplify the structure of the hollow shaft by the arrangement of the ring magnet, thereby occupying less product space, and reducing the cost for developing part molds and assembling after the structure is simplified, thereby reducing the production cost.
The detailed features and advantages of the present invention are described in detail in the following embodiments, which are sufficient for anyone skilled in the art to understand the technical contents of the present invention and to implement the present invention, and the related objects and advantages of the present invention can be easily understood by anyone skilled in the art according to the disclosure, claims and drawings of the present specification.
[ description of the drawings ]
Fig. 1 is an appearance schematic diagram of a magnetic hollow rotating shaft according to an embodiment of the present invention.
Fig. 2 is a top exploded view of a magnetic hollow shaft according to an embodiment of the present invention.
FIG. 3 is a bottom exploded view of the magnetic hollow shaft according to one embodiment of the present invention.
Fig. 4 is an external view of an electronic device according to an embodiment of the invention.
Fig. 5 is a top exploded view of an electronic device and a magnetic hollow shaft according to an embodiment of the invention.
Fig. 6 is a bottom exploded view of an electronic device and a magnetic hollow rotating shaft according to an embodiment of the invention.
[ detailed description ] A
Fig. 1 to 3 are schematic views of a magnetic hollow spindle according to an embodiment of the present invention, where fig. 1 is an external view of the magnetic hollow spindle according to an embodiment of the present invention, fig. 2 is an exploded top view of the magnetic hollow spindle according to an embodiment of the present invention, and fig. 3 is an exploded bottom view of the magnetic hollow spindle according to an embodiment of the present invention. As shown in fig. 2, the magnetic hollow shaft 100 of the present embodiment includes a first hollow component 10, a ring magnet 20, a second hollow component 30 and a magnetic element 40.
Referring to fig. 1, in the present embodiment, the first hollow component 10 has a first surface 11 and a second surface 12 located at two opposite sides, the ring magnet 20 is disposed on the first surface 11 of the first hollow component 10, the second hollow component 30 is disposed at one side of the second surface 12 of the first hollow component 10, and the magnetic element 40 is located between the first hollow component 10 and the second hollow component 30 and is fixedly disposed on the second hollow component 30.
Referring to fig. 2 and fig. 3, the magnetic element 40 has a fixing portion 41 protruding therefrom, and the second hollow component 30 has a through hole 32 corresponding to the fixing portion 41. The fixing portion 41 of the magnetic element 40 is accommodated in the through hole 32 of the second hollow component 30, so that the magnetic element 40 is fixed to the second hollow component 30.
In the embodiment of fig. 2, the magnetic element 40 is, for example, a metal member with magnetic property, but not limited thereto. In some embodiments, the magnetic element 40 may be a magnet.
Referring to fig. 2 and fig. 3, for example, an internal thread structure is disposed in the fixing portion 41 of the magnetic element 40, and is correspondingly locked to the second hollow component 30 by a screw 44, but not limited thereto. In some embodiments, the magnetic element 40 may be fixed to the second hollow component 30 by gluing, for example, the fixing portion 41 of the magnetic element 40 is glued and accommodated in the through hole 32 of the second hollow component 30. In other embodiments, the magnetic element 40 may be fixed to the second hollow component 30 by a snap-fit manner, and the fixing portion 41 of the magnetic element 40 and the through hole 32 of the second hollow component 30 have a snap-fit structure therein, so that the magnetic element 40 is fixed to the second hollow component 30.
In this embodiment, the magnetic element 40 is provided with a protruding fixing portion 41, and the second hollow component 30 is provided with a recessed through hole 32 corresponding to the fixing portion 41, but not limited thereto. In some embodiments, a fixing portion may be protruded from the second hollow component 30, and the magnetic element 40 is provided with a through hole corresponding to the fixing portion, so that the magnetic element 40 is fixed to the second hollow component 30.
As shown in fig. 2 and 3, the number of the fixing portion 41 of the magnetic element 40, the through hole 32 of the second hollow component 30 and the screw 44 is four, but not limited thereto. In some embodiments, the number of the fixing portion 41 of the magnetic element 40, the through hole 32 of the second hollow component 30 and the screw 44 may be only one. In other embodiments, the number of the fixing portion 41 of the magnetic element 40, the number of the through holes 32 of the second hollow component 30, and the number of the screws 44 may be set to be plural according to requirements, so as to fix the magnetic element 40 to the second hollow component 30.
In addition, although the magnetic element 40 is fixed to the upper surface of the second hollow component 30 in the above description as an example, in other embodiments, the magnetic element 40 may be fixed to the lower surface of the second hollow component 30. If a ring magnet 20 with strong magnetism is used, the ring magnet 20 and the magnetic element 40 can generate magnetic attraction with each other.
As shown in fig. 2, the ring magnet 20 is disposed on one side of the first surface 11 of the first hollow member 10, but not limited thereto. In some embodiments, the ring magnet 20 may be disposed on the second surface 12 of the first hollow member 10. In other embodiments, the ring magnet 20 may be accommodated in the first hollow component 10, but not limited thereto. In some embodiments, the first hollow component 10 itself may be a magnet without the ring magnet 20.
Referring to fig. 2 and 3, the second surface 12 of the first hollow component 10 has a concave portion 13, and the magnetic element 40 has a convex portion 42 corresponding to the concave portion 13. In this embodiment, the magnetic element 40 has a certain elasticity, and the corresponding arrangement of the concave portion 13 of the first hollow component 10 and the convex portion 42 of the magnetic element 40 informs the user of the return information by rotating the touch when the user rotates the rotating shaft and the concave portion 13 and the convex portion 42 correspond correctly.
As shown in fig. 2, a stopper 31 is protruded from a side of the second hollow member 30 facing the second surface 12 of the first hollow member 10. In this embodiment, as shown in fig. 2, the second surface 12 of the first hollow member 10 is provided with a limiting groove 14. In this embodiment, the limiting member 31 of the second hollow member 30 slides in the limiting groove 14 of the first hollow member 10 to limit the rotation angle of the first hollow member 10 relative to the second hollow member 30. For example, due to the arrangement of the limiting groove 14, the first hollow component 10 can only rotate clockwise or counterclockwise within 360 degrees relative to the second hollow component 30. When the rotation is clockwise to one end of the limiting slot 14, the rotation cannot be continued under the mutual limiting of the limiting member 31 and the limiting slot 14. Therefore, the elements arranged on the first hollow component 10 can be prevented from being excessively rotated, so that the correspondingly connected or assembled electronic elements or wires and the like can be excessively twisted, and the electronic elements or wires can be protected.
Next, as shown in fig. 2, the magnetic hollow shaft 100 of the present embodiment further includes a first fixing element 51 and a second fixing element 52, the first fixing element 51 and the second fixing element 52 are correspondingly fixed, and the first hollow component 10 and the second hollow component 30 are sandwiched between the first fixing element 51 and the second fixing element 52.
As shown in fig. 2, the first fixing member 51 has an internal thread at its center inner periphery, which is similar to a nut structure, and the second fixing member 52 has an external thread at its center, which is similar to a screw structure. In this embodiment, the second fixing member 52 is rotated into the first fixing member 51, so that the first hollow module 10 and the second hollow module 30 are sandwiched between the first fixing member 51 and the second fixing member 52.
In this embodiment, the first fixing element 51 and the second fixing element 52 are in the form of screws screwed into nuts, so that the first hollow component 10 and the second hollow component 30 are sandwiched between the first fixing element 51 and the second fixing element 52, but not limited thereto. In some embodiments, the first fixing element 51 and the second fixing element 52 can be fixed by adhesion. In other embodiments, the first fixing member 51 and the second fixing member 52 may be fixed by locking.
As shown in fig. 2, the first fixing member 51 is positioned on the first surface 11 of the first hollow member 10, and the end 511 of the first fixing member 51 abuts against the ring magnet 20 to fix the ring magnet 20 to the first surface 11 of the first hollow member 10.
In this embodiment, the ring magnet 20 is sandwiched between the first fixing element 51 and the first hollow component 10, and the end 511 of the first fixing element 51 abuts against the ring magnet 20 and is fixed on the first surface 11 of the first hollow component 10, but not limited thereto. In some embodiments, the ring magnet 20 may be fixed to the first surface 11 of the first hollow member 10 by means of gluing or locking.
For example, the magnetic hollow shaft 100 of the present embodiment can be applied to an electronic device having a relative rotation motion, and a wire for transmitting an electronic signal is disposed through the hollow portion of the magnetic hollow shaft 100.
Another embodiment of the present invention further provides an electronic device 200, which includes a first housing 60, a second housing 70, and the magnetic hollow shaft 100 as described above. Referring to fig. 4 to 6, fig. 4 is an external view of an electronic device according to an embodiment of the invention, fig. 5 is a top exploded view of the electronic device and a magnetic hollow rotating shaft according to the embodiment of the invention, and fig. 6 is a bottom exploded view of the electronic device and the magnetic hollow rotating shaft according to the embodiment of the invention. The second housing 70 is oppositely disposed to the first housing 60. The magnetic hollow rotating shaft 100 is pivoted between the first casing 60 and the second casing 70. The first housing 60 and the second housing 70 can respectively drive the magnetic hollow rotating shaft 100 to perform a relative rotation motion.
In one embodiment, the electronic device 200 is a notebook computer, for example, and the magnetic hollow shaft 100 is a shaft between a display and a keyboard, for example. In another embodiment, the electronic device 200 is, for example, a car recorder, the magnetic hollow rotating shaft 100 is, for example, a rotating shaft connecting the photographing lens and the keys, and the user can rotate the photographing lens through the magnetic hollow rotating shaft 100, but not limited thereto.
In this embodiment, the first hollow member 10 is disposed in the first housing 60, and the second hollow member 30 is disposed in the second housing 70. In addition, at the connection between the first casing 60 and the second casing 70, in addition to the relative rotation, a wire is used for transmitting the electronic signal between the first casing 60 and the second casing 70, and the hollow portion of the magnetic hollow shaft 100 can be used for the wire to pass through.
In summary, the magnetic hollow shaft 100 and the electronic device 200 according to the embodiments of the present invention utilize the characteristics of the ring magnet 20 and the magnetic element 40 to simplify the structure of the hollow shaft, thereby occupying less product space, and reducing the cost for developing part molds and assembling after the structure is simplified, thereby reducing the production cost.
Although the present invention has been described with reference to the foregoing embodiments, it should be understood that various changes and modifications can be made therein by those skilled in the art without departing from the spirit and scope of the invention.

Claims (14)

1. The utility model provides a hollow pivot of formula is inhaled to magnetism which characterized in that includes:
a first hollow component having a first surface and a second surface on opposite sides, the second surface of the first hollow component having a recess;
the annular magnet is arranged on the first surface of the first hollow component;
the second hollow component is arranged on the second surface of the first hollow component, a limiting piece is convexly arranged on the side, facing the second surface of the first hollow component, of the second hollow component, a C-shaped limiting groove is arranged on the second surface of the first hollow component, and the limiting piece slides in the C-shaped limiting groove; and
and the magnetic element is fixedly arranged on the second hollow component, and a convex part is arranged on the magnetic element corresponding to the concave part.
2. The hollow magnetic-type spindle of claim 1, wherein the magnetic element is located between the first hollow member and the second hollow member.
3. A magnetic hollow shaft according to claim 2 wherein the magnetic element has a protruding portion, the second hollow component has a recessed portion corresponding to the protruding portion, and the protruding portion is received in the recessed portion to fix the magnetic element to the second hollow component.
4. The hollow magnetic-type spindle of claim 1, wherein the ring magnet is fixed to the first surface of the first hollow member.
5. The hollow spindle of claim 1, further comprising a first fixing member and a second fixing member, the first fixing member and the second fixing member being fixed correspondingly, and the first hollow member and the second hollow member being sandwiched between the first fixing member and the second fixing member.
6. The hollow magnetic-type spindle of claim 5, wherein the first fixing member is disposed on the first surface of the first hollow member, and an end of the first fixing member abuts against the ring magnet.
7. An electronic device, comprising:
a first housing;
a second housing disposed opposite to the first housing; and
a hollow pivot of formula is inhaled to a magnetism, and the pivot is located between this first casing and this second casing, and wherein this magnetism is inhaled hollow pivot of formula and is included:
a first hollow component having a first surface and a second surface on opposite sides, the second surface of the first hollow component having a recess;
the annular magnet is arranged on the first surface of the first hollow component;
the second hollow component is arranged on the second surface of the first hollow component, a limiting piece is convexly arranged on the side, facing the second surface of the first hollow component, of the second hollow component, a C-shaped limiting groove is arranged on the second surface of the first hollow component, and the limiting piece slides in the C-shaped limiting groove; and
and the magnetic element is fixedly arranged on the second hollow component, and a convex part is arranged on the magnetic element corresponding to the concave part.
8. The electronic device of claim 7, wherein the first hollow element is disposed in the first housing and the second hollow element is disposed in the second housing.
9. The electronic device according to claim 7, wherein the magnetic element is located between the first hollow component and the second hollow component.
10. The electronic device of claim 9, wherein the magnetic element has a protruding portion, the second hollow component has a recessed portion corresponding to the protruding portion, and the protruding portion is received in the recessed portion to fix the magnetic element to the second hollow component.
11. The electronic device of claim 7, wherein the ring magnet is fixed to the first surface of the first hollow member.
12. The electronic device according to claim 7, further comprising a first fixing member and a second fixing member, wherein the first fixing member and the second fixing member are fixed correspondingly, and the first hollow component and the second hollow component are sandwiched between the first fixing member and the second fixing member.
13. The electronic device of claim 12, wherein the first fixing member is disposed on the first surface of the first hollow component, and an end of the first fixing member abuts against the ring magnet.
14. An electronic device, comprising:
a first housing;
a second housing disposed opposite to the first housing; and
a hollow pivot of formula is inhaled to a magnetism, and the pivot is located between this first casing and this second casing, and wherein this magnetism is inhaled hollow pivot of formula and is included:
a first hollow component having a first surface and a second surface on opposite sides;
the annular magnet is arranged on the first surface of the first hollow component;
the second hollow component is arranged on the second surface of the first hollow component, a limiting piece is convexly arranged on the side, facing the second surface of the first hollow component, of the second hollow component, a C-shaped limiting groove is arranged on the second surface of the first hollow component, and the limiting piece slides in the C-shaped limiting groove; and
and the magnetic element is fixedly arranged on the second hollow component.
CN202010342185.XA 2020-04-27 2020-04-27 Magnetic attraction type hollow rotating shaft and electronic device Active CN113645778B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010342185.XA CN113645778B (en) 2020-04-27 2020-04-27 Magnetic attraction type hollow rotating shaft and electronic device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010342185.XA CN113645778B (en) 2020-04-27 2020-04-27 Magnetic attraction type hollow rotating shaft and electronic device

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CN113645778A CN113645778A (en) 2021-11-12
CN113645778B true CN113645778B (en) 2023-04-11

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Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105334941A (en) * 2014-07-29 2016-02-17 纬创资通股份有限公司 Support frame and electronic device

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KR100671198B1 (en) * 2004-01-14 2007-01-18 삼성전자주식회사 Display device
CN200975590Y (en) * 2006-11-29 2007-11-14 鑫禾科技股份有限公司 Swivel hinge with lifting structure
CN201854513U (en) * 2010-10-28 2011-06-01 鸿富锦精密工业(深圳)有限公司 electronic product
CN103090164B (en) * 2013-02-04 2015-07-29 东莞市美之尊电子科技有限公司 A kind of mobile electronic device support connecting
US9019698B2 (en) * 2013-05-30 2015-04-28 Jean-Michel Thiers Mounting system for electronic device
TWI495987B (en) * 2013-06-25 2015-08-11 Wistron Corp Hinge and foldable electronic apparatus
CN106292843B (en) * 2015-05-15 2019-05-17 宏碁股份有限公司 Electronic device
CN206235930U (en) * 2016-10-28 2017-06-09 飞捷科技股份有限公司 Mobile electronic device fixing module, mobile electronic device and base thereof
CN109140154A (en) * 2018-09-29 2019-01-04 深圳市蓝禾技术有限公司 mobile terminal bracket

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CN105334941A (en) * 2014-07-29 2016-02-17 纬创资通股份有限公司 Support frame and electronic device

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