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CN-115756123-B - Heat abstractor and electronic equipment

CN115756123BCN 115756123 BCN115756123 BCN 115756123BCN-115756123-B

Abstract

The invention provides a heat dissipation device and electronic equipment, wherein the heat dissipation device comprises a transmission mechanism, a bevel gear assembly and a locking mechanism, the transmission mechanism comprises a driving part and a driven part, the driving part is spanned between a first body and a second body and drives the driven part along with the mutual opening or closing of the first body and the second body, the bevel gear assembly comprises a first bevel gear, a second bevel gear and an energy storage component, the first bevel gear and the second bevel gear are meshed with each other and are driven by the driven part, the energy storage component is fixedly connected with the second bevel gear at one end side of the second bevel gear far away from the first bevel gear, the first bevel gear extends along the radial direction and towards the direction far away from the axis of the first bevel gear to form a deflector rod, the deflector rod is in sliding connection with the component to be adjusted so as to act on the component to be adjusted under the driving of the driven part to adjust the distance between the component to be adjusted and the second body, and the heat dissipation device effectively increases heat dissipation space and improves heat dissipation efficiency.

Inventors

  • CHEN BULIN
  • LIU BO
  • Huang Zhongdie
  • LI MENGHENG

Assignees

  • 联宝(合肥)电子科技有限公司

Dates

Publication Date
20260505
Application Date
20221116

Claims (11)

  1. 1. The heat dissipating device is characterized in that the heat dissipating device is rotatably connected to two opposite mounting surfaces of a first body and a second body of the electronic equipment, and the mounting surface of the second body is provided with a part to be adjusted; the heat dissipation device comprises a transmission mechanism, a bevel gear component and a locking mechanism, wherein, The driving part is spanned between the first body and the second body and drives the driven part along with the mutual opening or closing of the first body and the second body; The helical gear assembly comprises a first helical gear, a second helical gear and an energy storage component, wherein the first helical gear and the second helical gear are meshed with each other and follow-up to the driven part, the energy storage component is fixedly connected with the second helical gear at one end side of the second helical gear far away from the first helical gear, the first helical gear extends along the radial direction on the peripheral surface of the first helical gear and faces towards the direction far away from the axis of the first helical gear to form a deflector rod, and the deflector rod is in sliding connection with the component to be regulated; the locking mechanism comprises a pulling button and a locking block provided with a clamping tongue, wherein the pulling button is fixedly connected with the locking block; In a state that the first body and the second body are mutually opened, the second helical gear applies acting force to the energy storage component so as to enable the energy storage component to store energy; the locking block is driven to move towards the direction away from the part to be adjusted by the poking button, the clamping tongue moves away from the upper surface of the part to be adjusted, the energy storage part releases energy and pushes the second bevel gear, the second bevel gear drives the first bevel gear to rotate, and the poking rod is driven to rotate through the first bevel gear, so that the part to be adjusted moves towards the direction away from the mounting surface of the second body.
  2. 2. The heat dissipating device of claim 1 wherein said active portion comprises an active hinge, a first blade, a second blade, an active gear, a beam, a first support arm and a second support arm disposed in parallel; One ends of the first support arm and the second support arm, which correspond to each other, are rotatably connected to the driving page shaft, and the other ends of the first support arm and the second support arm, which correspond to each other, are respectively connected to the cross beam positioned in the accommodating gap; the first page piece is fixedly connected with the first body and the driving page shaft; the second leaf is fixedly connected with the mounting surface of the second body and the first supporting arm; The driving gear is fixedly connected with the driving page shaft in the accommodating gap in a coaxial line mode.
  3. 3. The heat dissipating device of claim 2, wherein said driven portion comprises a driven hinge shaft, a first driven gear and a second driven gear, wherein, The first driven gear and the second driven gear are in rotary connection with the first supporting arm and the second supporting arm in the accommodating gap; the driving gear, the first driven gear and the second driven gear are sequentially meshed; the driven hinge shaft is arranged on one side of the second supporting arm far away from the first supporting arm and is fixedly connected with the second driven gear in a coaxial line mode.
  4. 4. A heat sink according to claim 3, wherein the first bevel gear is located on the other side of the second support arm opposite the second driven gear and is fixedly connected to the driven hinge shaft in a coaxial manner.
  5. 5. The heat sink of claim 4 wherein the energy storage component is configured as a return spring that is sleeved on the driven shaft; The surfaces of the first bevel gear and the second bevel gear, which are opposite to each other in the axial direction, are configured as inclined surfaces; The first body and the second body are relatively opened, the clamping tongue presses the part to be adjusted, the second helical gear converts radial moment into axial force acting on the reset spring so as to enable the reset spring to store energy, and the reset spring pushes the second helical gear to convert the axial force into radial moment through an inclined plane so as to drive the first helical gear to rotate in a state that the first body and the second body are relatively closed.
  6. 6. The heat dissipating device of claim 3 wherein said first driven gear is provided with a rocker arm extending radially outwardly at an end side of said first driven gear adjacent said first support arm; the second driven gear is configured as an irregular gear and comprises a hub and gear teeth which are adjacent and arranged at intervals, wherein the gear teeth are fixedly arranged on the outer peripheral surface of the hub and meshed with the convex column part of the first driven gear in a preset angle interval.
  7. 7. The heat sink of claim 1, wherein the helical gear assembly further comprises a pin; The shifting lever is provided with a through hole at one end far away from the first bevel gear; the deflector rod is arranged adjacent to the part to be adjusted; The part to be adjusted is arranged in a plate-shaped structure, and a slideway is arranged on one side of the part to be adjusted, which is close to the deflector rod; the pin shaft penetrates through the slideway and the through hole so as to form sliding connection between the deflector rod and the part to be adjusted.
  8. 8. The heat sink of claim 1, further comprising a guide mechanism, wherein the guide mechanism is coupled to the second body; the locking mechanism further comprises a crank connecting rod; the guide mechanism comprises a guide body, a first pin, a first chute and a second chute, wherein the first pin, the first chute and the second chute are arranged on the guide body; The crank connecting rod is in close to the middle of the crank connecting rod and is rotationally connected with the first pin, the poking button is embedded in the first chute, the locking block is embedded in the second chute and corresponds to the position of the part to be adjusted, and two ends of the crank connecting rod respectively extend into the first chute and the second chute which are respectively corresponding to the two ends of the crank connecting rod and are connected with the poking button and the locking block which are respectively corresponding to the two ends of the crank connecting rod; And in a state of stirring the stirring button, the stirring button drives one end of the crank connecting rod to rotate around the axis of the first pin, and drives the locking block to move towards the direction of the part to be regulated through the other end of the crank connecting rod, so that the clamping tongue is pressed against the upper surface of the part to be regulated, and the clamping tongue is used for preventing the part to be regulated from moving towards the direction away from the mounting surface of the second body.
  9. 9. The heat dissipating device of claim 8, wherein the locking mechanism further comprises a reset member disposed in the second chute and along a traveling direction of the locking block, wherein two ends of the reset member are respectively connected to the guiding body and the locking block, and the reset member pulls the locking block to move away from the to-be-adjusted component so as to move the clamping tongue away from the upper surface of the to-be-adjusted component.
  10. 10. The heat sink of claim 9, wherein the guide mechanism further comprises a second pin and a third pin; The second pin is fixedly arranged on the body and is positioned in the second chute; the crank connecting rod is provided with a first strip-shaped through groove at one end corresponding to the poking button; the locking block is provided with a second strip-shaped through groove; The second pin penetrates through the second strip-shaped through groove and is used for limiting the moving range of the locking block; The third pin sequentially passes through the through hole and the first strip-shaped through groove so as to form sliding connection between the crank connecting rod and the poking button.
  11. 11. An electronic device comprising the heat dissipating device according to any one of claims 1 to 10.

Description

Heat abstractor and electronic equipment Technical Field The invention belongs to the technical field of electronic equipment, and particularly relates to a heat dissipation device and electronic equipment. Background Currently, as users of notebook computers are getting wider and wider, users are focusing more and more on the performance, use experience and personalized design of notebook computers, especially, the heat dissipation effect of notebook computers is becoming one of the references for selecting notebook computers, for example, notebook computers for games. Because one of the purposes at the beginning of the design of the notebook computer is portable, the notebook computer is not too large, and is usually very thin, and the thickness of the keyboard, the screen and the main board is very limited to the space of the heat dissipation part, so the heat dissipation performance of the notebook computer is not well solved. The experimental test data show that if some additional auxiliary heat dissipation is not provided in the use process of the notebook computer, the infrared equipment can detect that the highest temperature can reach more than 74 ℃ in the keyboard area corresponding to the processor and the GPU of the notebook computer, so that the operation speed and the use experience of the notebook computer are greatly influenced, and the user experience cannot be very satisfied. The existing solution technology is limited by the overall thickness and structural space of the notebook computer, and the existing heat dissipation mode mainly includes an internal fan and external auxiliary heat dissipation (an air exhauster and a heat dissipation frame), so that the heat dissipation of the electronic equipment (such as the notebook computer) still cannot be well solved. Because the structural space of the cooling fan in the electronic equipment is too small, and the generated heat cannot be effectively utilized by the main heating area, the purpose of heat dissipation cannot be achieved. In addition, the external auxiliary mode is added to dissipate heat, so that the input cost is additionally increased, meanwhile, the portable electronic device is troublesome to carry for a user, and the portable electronic device cannot be portable. Disclosure of Invention In view of the above problems in the prior art, the present invention provides a heat dissipating device that has a compact structure, is convenient to operate, is easy to carry, and improves heat dissipation efficiency by increasing a heat dissipation space. In order to achieve the above purpose, the technical scheme adopted by the embodiment of the invention is as follows: On one hand, a heat dissipation device is provided, the heat dissipation device is rotationally connected to two opposite installation surfaces of a first body and a second body of electronic equipment, the installation surface of the second body is provided with a part to be adjusted, the heat dissipation device comprises a transmission mechanism, a bevel gear assembly and a locking mechanism, the transmission mechanism comprises a driving part and a driven part, the driving part is spanned between the first body and the second body, the driving part is mutually opened or closed along with the first body and the second body to drive the driven part, the bevel gear assembly comprises a first bevel gear, a second bevel gear and an energy storage part, the first bevel gear and the second bevel gear are meshed with each other and are driven to the driven part, the energy storage part is fixedly connected with the second bevel gear at one end side of the second bevel gear away from the first bevel gear, the first bevel gear extends along the peripheral surface of the first bevel gear and faces away from the axis, the driving part forms sliding connection with the part to be adjusted, the locking mechanism comprises a pulling button and a locking block provided with a clamping tongue, the first bevel gear and the second bevel gear are mutually opened and driven by the second bevel gear to form a locking part, the energy storage part is pushed to be moved away from the first bevel gear and the second bevel gear to the second bevel gear, the energy storage part is driven by the first bevel gear and the second bevel gear is pushed to move away from the first bevel gear and the second bevel gear to the first bevel gear to the second gear, the energy storage part is pushed by the second bevel gear to form a sliding connection, and the driving part to be adjusted, and the driving part is pushed by the driving part to move towards the driving part to be moved towards the driving part to be opposite to the driving part, and the driving part to be made to be moved, and the first bevel gear drives the deflector rod to rotate so as to enable the part to be adjusted to move towards a direction away from the mounting surface of the second body. According to some embodiments of the present d