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CN-122028363-A - Electronic device and heat conduction member

CN122028363ACN 122028363 ACN122028363 ACN 122028363ACN-122028363-A

Abstract

The invention relates to the technical field of heat conduction devices, and provides electronic equipment and a heat conduction component, wherein the connecting device comprises a first body, a second body, a rotary connecting mechanism and the heat conduction component; the second body is rotatably connected with the first body through the rotary connecting mechanism, the heat conduction part spans the rotary connecting mechanism to conduct heat transfer between the first body and the second body, the heat conduction part is formed by three integrally formed parts and comprises a first part, a second part and a third part which are sequentially arranged, the first part is fixed on the first body, the third part is fixed on the second body, the second part spans the rotary connecting mechanism and is formed by a plurality of heat conduction pieces which span the rotary connecting mechanism, each heat conduction piece has a uniform structure, and the second part is deformed along with the change of the relative positions of the first body and the second body based on the structure of the plurality of heat conduction pieces.

Inventors

  • HAN LEI

Assignees

  • 联想(北京)有限公司

Dates

Publication Date
20260512
Application Date
20260131

Claims (10)

  1. 1. An electronic device, comprising: A first body; the second body is rotatably connected with the first body through a rotary connecting mechanism; the heat conduction part is used for conducting heat transfer between the first body and the second body across the rotary connecting mechanism and consists of three parts which are integrally formed and comprises a first part, a second part and a third part which are sequentially arranged; wherein the first portion is secured to the first body; the third part is fixed on the second body; The second part spans the rotary connecting mechanism, the second part is composed of a plurality of heat conduction pieces which span the rotary connecting mechanism, each heat conduction piece has a uniform configuration, and the second part is deformed along with the change of the relative positions of the first body and the second body based on the configuration of the plurality of heat conduction pieces.
  2. 2. The electronic device of claim 1, the thermally conductive member being configured with at least one free end that deforms with a change in relative position of the first body and the second body.
  3. 3. The electronic device of claim 2, wherein a plurality of the heat conductive members are arranged in order along the rotational connection mechanism, and a first through hole is provided between two adjacent heat conductive members, the first through hole crossing the rotational connection mechanism.
  4. 4. The electronic device of claim 3, wherein the heat conductive member is shaped in a V-shape, a first end of the V-shape being connected to the first portion, a second end of the V-shape being connected to the third portion, and a third end of the V-shape not connected to the first portion and not connected to the third portion being the free end; The shape of the first through hole is consistent with the V-shaped shape.
  5. 5. The electronic device of claim 3, wherein the heat conductive member has a diamond shape, a first end of the diamond shape is connected to the first portion, a second end of the diamond shape is connected to the third portion, and third and fourth ends of the diamond shape that are not connected to the first portion and are not connected to the third portion are the free ends; The heat conduction piece further comprises a second through hole, the second through hole spans the rotary connecting mechanism, the second through hole is in a diamond shape, and the first through hole is matched with the diamond shape.
  6. 6. The electronic device according to claim 2, wherein a plurality of the heat conductive members are arranged in order along the rotational connection mechanism, the heat conductive members are shaped in a diamond shape, a first end of the diamond shape is connected to the first portion, a second end of the diamond shape is connected to the third portion, and third and fourth ends of the diamond shape, which are not connected to the first portion and are not connected to the third portion, are the free ends; Two adjacent heat conduction pieces are fixed through the free ends and comprise second through holes which span the rotary connecting mechanism, and the shape of the second through holes is diamond-shaped A first through hole is arranged between two adjacent heat conduction pieces, and the first through hole is matched with the diamond shape.
  7. 7. The electronic device of claim 1, the first portion of the thermally conductive member, and the third portion of the thermally conductive member each being a non-deformable sheet-like structure.
  8. 8. The electronic device of claim 3, the electronic device further comprising: The flexible screen spans the rotary connecting mechanism and is composed of three parts which are integrally formed and comprises a first fixed part, a bendable part and a second fixed part which are sequentially distributed; Wherein the first fixing part is fixedly installed with the first body; The second fixing part is fixedly arranged with the second body; The bendable portion spans the rotational connection; The first portion of the thermally conductive member corresponds to the first fixed portion, the first portion of the thermally conductive member being located between the first fixed portion and the frame of the first body; the third portion of the thermally conductive member corresponds to the second fixed portion, the third portion of the thermally conductive member being located between the second fixed portion and the frame of the second body; the second portion of the thermally conductive member corresponds to the bendable portion, the second portion of the thermally conductive member being located between the bendable portion and the rotational connection mechanism; Switching the first body and the second body from a first relative position to a second relative position so that the bendable portion of the flexible screen changes from a flattened state to a bent state; during the switching of the first body and the second body from the first relative position to the second relative position, the second portion of the heat conduction member is subjected to the urging force of the first body, the second body, and the bendable portion of the flexible screen gradually changed into the bent state, and the second portion of the heat conduction member is deformed based on the configuration of each of the heat conduction members.
  9. 9. The electronic device of claim 8, the first body and the second body being in a first relative position, the bendable portion of the flexible screen being in the flattened state, the second portion of the thermally conductive member being in a natural state and in a same plane as the first portion and the second portion; The first body and the second body are in a second relative position, the bendable portion of the flexible screen is in the bent state, and the structural deformation of each of the heat conductors of the second portion of the heat conducting member causes the free end to deform in a direction away from the flexible screen.
  10. 10. A heat conduction component comprising a first part, a second part and a third part which are integrally connected and sequentially arranged; the first part is used for being fixedly connected to a first device; the third part is used for being fixedly connected to the second device; The second portion is formed of a plurality of heat conductive members, and each of the heat conductive members has a uniform configuration; wherein the second portion is deformed with a change in the relative position of the first portion and the first portion based on the configuration of the plurality of heat conductors.

Description

Electronic device and heat conduction member Technical Field The disclosure relates to the technical field of heat conduction devices, in particular to electronic equipment and a heat conduction component. Background In order to reduce the operating temperature of heat generating devices (e.g., CPU, battery, etc.) in electronic devices, these heat source devices are often configured with a heat conducting member to conduct heat and dissipate heat, so that when applied to some electronic devices with folding functions, heat needs to be conducted from one body (heat) to another body (cold) to dissipate heat. In view of the above, the electronic device with folding function in the related art adopts the technical scheme that an auxiliary connecting piece (such as a heat conducting film) with good bending deformation performance is additionally arranged, and then split heat conducting connection is carried out between the auxiliary connecting piece and the heat conducting piece in the folding part of the electronic device. But although this can match the folding function of the electronic device, the heat conduction effect of the heat conduction member in the folded portion is adversely affected. Disclosure of Invention The embodiment of the disclosure provides electronic equipment, which comprises a first body, a second body, a rotary connecting mechanism and a heat conduction part; the second body is rotatably connected with the first body through a rotary connecting mechanism; the heat conduction part spans the rotary connecting mechanism to conduct heat transfer between the first body and the second body, and is composed of three parts which are integrally formed and comprises a first part, a second part and a third part which are sequentially arranged; wherein the first portion is secured to the first body; the third part is fixed on the second body; The second part spans the rotary connecting mechanism, the second part is composed of a plurality of heat conduction pieces which span the rotary connecting mechanism, each heat conduction piece has a uniform configuration, and the second part is deformed along with the change of the relative positions of the first body and the second body based on the configuration of the plurality of heat conduction pieces. In one embodiment, the configuration of the heat conductor has at least one free end that deforms as the relative position of the first body and the second body changes. In one embodiment, a plurality of heat conducting pieces are sequentially arranged along the rotary connecting mechanism, and a first through hole is formed between two adjacent heat conducting pieces and spans across the rotary connecting mechanism. In one embodiment, the heat conduction member is shaped in a V-shape, a first end of the V-shape is connected to the first portion, a second end of the V-shape is connected to the third portion, and a third end of the V-shape, which is not connected to the first portion and is not connected to the third portion, is the free end; The shape of the first through hole is consistent with the V-shaped shape. In one embodiment, the heat conduction member is shaped as a diamond, a first end of the diamond is connected to the first portion, a second end of the diamond is connected to the third portion, and third and fourth ends of the diamond that are not connected to the first portion and are not connected to the third portion are the free ends; The heat conduction piece further comprises a second through hole, the second through hole spans the rotary connecting mechanism, the second through hole is in a diamond shape, and the first through hole is matched with the diamond shape. In one embodiment, a plurality of heat conducting pieces are sequentially arranged along the rotary connection mechanism, the heat conducting pieces are in a diamond shape, a first end of the diamond shape is connected with the first part, a second end of the diamond shape is connected with the third part, and a third end and a fourth end of the diamond shape which are not connected with the first part and are not connected with the third part are the free ends; Two adjacent heat conduction pieces are fixed through the free ends and comprise second through holes which span the rotary connecting mechanism, and the shape of the second through holes is diamond-shaped A first through hole is arranged between two adjacent heat conduction pieces, and the first through hole is matched with the diamond shape. In one embodiment, the first portion of the thermally conductive member and the third portion of the thermally conductive member are each of a non-deformable sheet-like structure. In one embodiment, the electronic device further comprises: The flexible screen spans the rotary connecting mechanism and is composed of three parts which are integrally formed and comprises a first fixed part, a bendable part and a second fixed part which are sequentially distributed; Wherein the fir