CN203167508U - Electronic device with rotatable circuit board - Google Patents

Abstract

The utility model discloses an electron device with rotatable circuit board, including device body, rotation module and main circuit board. The device body comprises a power supply module. The rotating module is arranged in the device body. The main circuit board is combined with the rotating module, so that the main circuit board can rotate relative to the device body through the rotating module, the main circuit board comprises at least one heating component and at least one fin structure, and each fin structure is arranged corresponding to each heating component. When the power supply module supplies power to the rotating module, the rotating module drives the main circuit board to perform a rotating operation relative to the device body so as to dissipate heat through at least one fin structure in the rotating operation. Through the utility model discloses a design, direct rotatory main circuit board provides the radiating effect, does not need additionally to set up other radiator fan or similar active radiator unit.

Description

Electronic device with rotatable circuit board

technical field

The utility model relates to an electronic device, in particular to an electronic device using a rotatable circuit board to perform a heat dissipation function.

Background technique

The internal components of the electronic device will generate heat due to the action. Therefore, a heat dissipation module is generally installed corresponding to the heat-generating components (such as a central processing unit, a graphics processing unit, etc.) to provide heat dissipation inside the electronic device. Existing heat dissipation methods of electronic devices mostly use fans or heat pipes in conjunction with the arrangement of heat dissipation fins to exchange heat with air or heat transfer media.

As the performance of the overall system and internal processing chips increases, the heat dissipation requirements also increase. It is often necessary to install larger fans, larger heat dissipation fins, or corresponding heat pipe circuit configurations, etc., in order to provide better performance for the device. cooling efficiency. However, the disposition of the above-mentioned heat dissipation components relatively needs to reserve more internal space. For electronic devices with limited internal space, how to properly arrange the components in the internal space is a big test for designers and manufacturers. If the configuration of these heat dissipation components must increase the thickness of the electronic device, and runs counter to the current trend of thinning and thinning the electronic device, it will also cause troubles to the manufacturer.

Therefore, how to further improve the existing design to design an electronic device that can meet the light and thin design and ensure the heat dissipation efficiency of the device is really a topic worthy of research.

Utility model content

In view of this, the main purpose of this utility model is to provide an electronic device using a rotatable circuit board to perform heat dissipation function, so as to solve the problem that the electronic device in the prior art takes up too much space due to the large-volume radiator installed inside and cannot achieve Technical issues of thin and light design.

To achieve the above purpose, the electronic device with a rotatable circuit board of the present invention includes a device body, a rotating module and a main circuit board. The device body includes a power supply module. The rotating module is arranged in the device body. The main circuit board is combined with the rotating module so that the main circuit board can rotate relative to the device body through the rotating module. The main circuit board includes at least one heating element and at least one fin structure, and each fin structure is arranged corresponding to each heating element. When the power supply module supplies power to the rotation module, the rotation module will drive the main circuit board to perform a rotation operation relative to the device body to dissipate heat through at least one fin structure in rotation operation.

In an embodiment of the present invention, the power supply module supplies power to the main circuit board through the rotating module.

In one embodiment of the present invention, the rotating module includes an electrical contact portion, and the main circuit board further includes an electrical connector, and the electrical connector maintains electrical connection with the electrical contact portion during the rotating operation , so that the power supply module can supply power to the main circuit board through the rotating module.

In an embodiment of the present invention, the rotation module includes a first sensing component, and the main circuit board further includes a second sensing component, and the rotation between the first sensing component and the second sensing component Electromagnetic induction enables the power supply module to supply power to the main circuit board through the rotating module.

In an embodiment of the present invention, the device body further includes a control module, and the main circuit board includes a wireless transmission module, and the device body and the main circuit board carry out wireless signals through the control module and the wireless transmission module. transmission.

In an embodiment of the present invention, the device body further includes a plurality of interface devices, and each interface device performs signal transmission with the main circuit board through the control module.

In an embodiment of the present invention, the plurality of interface devices include an input and output port module, a storage module and a network communication module.

In an embodiment of the present invention, the device body includes a plurality of heat dissipation holes, and the plurality of heat dissipation holes are arranged around the periphery of the device body.

In an embodiment of the present invention, the fin structure is disposed near the outer edge of the main circuit board.

Through the design of the utility model, the electronic device can conduct heat convection with the air inside the device body through the rotation of the main circuit board itself, so as to produce a high-efficiency heat exchange effect, without additional heat dissipation components such as fans, effectively reducing the internal space. use; and this design can make the overall temperature distribution of the device even, and it is not easy to produce a state where the temperature in a local area is too high.

Description of drawings

Fig. 1 is the exploded view of the structure of the electronic device with rotatable circuit board of the present utility model;

FIG. 2 is a schematic view of the electronic device with a rotatable circuit board in the operating state of the present utility model;

3 is a schematic diagram of the electronic device with a rotatable circuit board of the present invention supplying power to the main circuit board in a non-contact manner;

FIG. 4A is an exploded view of another embodiment of the electronic device with a rotatable circuit board that supplies power to the main circuit board in a contact manner.

4B is a schematic diagram of the electronic device with a rotatable circuit board of the present invention supplying power to the main circuit board in a contact manner.

Among them, reference signs:

Electronic device 1 Device body 10

Power Supply Module 11 Control Module 12

Interface device 13 Cooling hole 14

Rotary module 20, 20a Rotor 21

Stator 22 Electrical contact part 221

The first induction component 23 main circuit board 30, 30a, 30b

Heating component 31 Fin structure 32

Wireless transmission module 33 Electrical connector 34

Second induction component 35 Power supply component 36

Detailed ways

In order to understand the technical content of the present utility model, the preferred embodiments are particularly described as follows.

Please refer to FIG. 1 , which is an exploded view of the structure of an electronic device 1 with a rotatable circuit board of the present invention. In an embodiment of the present invention, the present invention can be applied to computer devices, such as notebook computers, desktop computers, etc., but the present invention is not limited thereto, and can also be applied to other electronic devices with similar structures.

As shown in FIG. 1 , the electronic device 1 includes a device body 10 , a rotating module 20 and a main circuit board 30 . The device body 10 can be the casing of the electronic device 1 , and includes a power supply module 11 , a control module 12 and a plurality of interface devices 13 inside. The power supply module 11 is used to supply power required by each component in the device body 10. In this embodiment, the device body 10 can be a battery unit. The control module 12 is mainly used for controlling the signal transmission and processing between the components in the device body 10 and the main circuit board 30 .

The plurality of interface devices 13 are used to provide various functions of the electronic device 1. For example, in this embodiment, the plurality of interface devices 13 may include input and output port modules for data transmission with external devices, and for storing data. A storage module and a network communication module for providing network connection functions, etc., but the utility model is not limited thereto, and may also include other interface devices with specific functions such as speakers and optical drives.

In addition, the device body 10 further includes a plurality of heat dissipation holes 14 , and each heat dissipation hole 14 is disposed on a peripheral portion of the device body 10 , so that hot air inside the device body 10 can be exhausted from the plurality of heat dissipation holes 14 . In this embodiment, a plurality of heat dissipation holes 14 are arranged on both sides of the rear end of the device body 10, so that the path of hot air discharged from the interior of the device body 10 is not easily blocked by other interface devices, but the location of the plurality of heat dissipation holes 14 can be adjusted. It varies according to the configuration of the internal components of the device body 10 .

The rotating module 20 is fixedly installed in the device body 10 , and the rotating module 20 is electrically connected to the power supply module 11 , so that the rotating module 20 can be powered and driven by the power supply module 11 to rotate relative to the device body 10 . In this embodiment, the rotating module 20 is a motor assembly having a rotor 21 and a stator 22, the stator 22 is fixed to the device body 10, and one end of the rotor 21 is fixed to the main circuit board 30, and the other end is rotatably fixed to the stator 22 place.

The main circuit board 30 and the rotor 21 of the rotating module 20 are combined and fixed, so that when the rotor 21 rotates relative to the stator 22 , the rotor 21 can drive the main circuit board 30 to rotate relative to the device body 10 . The main circuit board 30 includes at least one heating component 31, at least one fin structure 32 and a wireless transmission module 33. The heating component 31 will generate heat when performing a large number of calculations, such as a central processing unit (CPU), a graphics processing unit (GPU) and other main processing components. In this embodiment, in order to facilitate the rotation operation of the main circuit board 30, the main circuit board 30 adopts a disc-shaped design, and the rotor 21 is combined with the center of the circle; but the form of the main circuit board 30 can also be changed according to different requirements. Change.

Each fin structure 32 is arranged corresponding to each heating component 31, for example, the fin structure 32 can be directly stacked on the heating component 31 according to requirements; or the fin structure 32 is arranged on a relatively open place on the main circuit board 30, and other The heat conducting element conducts the heat generated by the heat generating component 31 to the fin structure 32 . The fin structure 32 is disposed near the outer edge of the main circuit board 30 , so that when the main circuit board 30 rotates, a larger rotation path of the fin structure 32 can be provided to facilitate heat dissipation. The wireless transmission module 33 is used for wireless signal transmission with the control module 12 of the device body 10 so as to communicate with the control module 12 or other interface devices 13 .

Please refer to Figure 1 and Figure 2 together below. FIG. 2 is a schematic diagram of the electronic device 1 with a rotatable circuit board of the present invention in a working state. When the power supply of the electronic device 1 of the present invention is turned on, the power supply module 11 of the device body 10 will start to supply power to the rotating module 20, and at this time the rotating module 20 will be driven to drive the main circuit board 30 to perform an operation relative to the device body 1. Rotation operation. Through the rotation operation performed by the main circuit board 30, at least one fin structure 32 also rotates and generates a heat convection effect with the surrounding air, so as to facilitate the heat dissipation of the device; and the air after heat exchange can pass through the periphery of the device body 10 Multiple thermal vias 14 exhaust. In addition, the electronic device 1 of the present invention can also adjust the angles of the fins of the fin structure 32 , so that the hot air can be more evenly dispersed inside the device body 1 when the main circuit board rotates.

In addition to the aforementioned power supply to the rotating module 20 to drive the main circuit board 30 to achieve heat dissipation, power must be supplied to the main circuit board 30 to ensure smooth operation of the various components on the main circuit board 30 . Therefore, the electronic device 1 of the present invention mainly uses the power supply module 11 as a power supply source, and supplies power to the main circuit board 30 through the rotating module 20 .

Please refer to Figure 1 and Figure 3 together. FIG. 3 is a schematic diagram of the electronic device 1 with a rotatable circuit board of the present invention supplying power to the main circuit board 30 in a non-contact manner. It should be noted that in order to clearly illustrate the relative relationship between the components of the main circuit board 30 and the rotating module 20 , some components on the device body 10 and the main circuit board 30 are omitted in FIG. 3 , which is hereby described.

As shown in FIG. 1 and FIG. 3 , in this embodiment, the rotary module 20 includes a first induction component 23, which is fixedly arranged at the stator 22; the first induction component 23 is electrically connected to the power supply module 11 to receive signals from The power supply of the power supply module 11. The main circuit board 30 also includes a second inductive component 35, which is arranged on the side of the main circuit board 30 facing the stator 22, and the second inductive component 35 is electrically connected to the power supply component 36 on the main circuit board 30, and the power supply component 36 It can handle and supply the power required by each component on the main circuit board 30 . Here, both the first induction component 23 and the second induction component 35 are an induction coil, but the present invention is not limited thereto.

When the rotating module 20 is powered by the power supply module 11 to drive the main circuit board 30 to perform the rotating operation, the first inductive component 23 generates electromagnetic induction due to the power supply, and begins to affect the second inductive component 35 to generate a resonance phenomenon, so that through the first An inductive component 23 can perform wireless power transmission to the second inductive component 35 . Therefore, the power supply module 11 can supply power to the power supply component 36 of the main circuit board 30 through the electromagnetic induction between the first induction component 23 of the rotating module 20 and the second induction component 35 of the main circuit board 30, so as to provide the main circuit Power required for board 30 operation.

In addition to the aforementioned design of wireless power supply, the present invention can also use direct electrical contact between components to provide the power required by the main circuit board 30 . Please refer to FIG. 4A and FIG. 4B together. Fig. 4A is the structural explosion diagram of another embodiment of the electronic device with the rotatable circuit board of the present utility model to supply power to the main circuit board 30a in a contact mode; Fig. 4B is the electronic device with the rotatable circuit board of the present utility model with Schematic diagram of the power supply to the main circuit board by the contact method. It should be noted that in order to clearly illustrate the relative relationship between the components of the main circuit board 30a and the rotating module 20a, some components on the device body 10 and the main circuit board 30a are omitted in FIG. 4A and FIG. 4B . As shown in FIG. 4A and FIG. 4B , in this embodiment, the stator 22 of the rotating module 20a includes an electrical contact portion 221, and the electrical contact portion 221 is electrically connected to the power supply module 11 to receive power from the power supply module 11. Power supply; the electrical contact part 221 is a sheet-shaped structural member made of metal with good conductivity, such as an annular sheet.

The main circuit board 30a also includes an electrical connector 34. The electrical connector 34 is arranged on the side of the main circuit board 30a facing the stator 22, and the electrical connector 34 is electrically connected to the power supply component 36 on the main circuit board 30a. The power supply component 36 can handle and supply the power required by each component on the main circuit board 30a. The electrical connector 34 can be a metal elastic pin. Under normal conditions, the electrical connector 34 of the main circuit board 30 a directly contacts the electrical contact portion 221 of the stator 22 of the rotating module 20 a.

When the rotating module 20a is powered by the power supply module 11 to drive the main circuit board 30a to perform the rotating operation, since the electrical connector 34 of the main circuit board 30a still maintains the electrical connection state with the electrical contact portion 221 of the stator 22, so that A power supply path is formed between the main circuit board 30a and the rotating module 20a through the electrical connector 34 and the electrical contact portion 221 of the stator 22; therefore, the power supply module 11 can supply power to the power supply of the main circuit board 30a through this power supply path. The component 36 is used to provide the power required for the operation of the main circuit board 30a.

Thereby, the electronic device of the present utility model can dissipate heat by heat convection through the rotation of the main circuit board itself, without additional heat dissipation components such as fans, effectively reducing the use of internal space; and the main circuit board can be rotated through the corresponding The components obtain the required power in a contact or non-contact manner, so that each component on the main circuit board can operate smoothly.

Of course, the utility model can also have other various embodiments, and those skilled in the art can make various corresponding changes and deformations according to the utility model without departing from the spirit and essence of the utility model, but These corresponding changes and deformations should all belong to the protection scope of the appended claims of the present utility model.

Claims (9)

1. the electronic installation with rotatable circuit board is characterized in that, comprising:

Device body comprises power supply module;

Rotary module is arranged in this device body; And

Main circuit board is incorporated into this rotary module, makes that this main circuit board can be by relatively this device body rotation of this rotary module, and this main circuit board comprises at least one heat generating component and at least one fin structure, respectively this fin structure correspondence this heat generating component and arranging respectively;

When this power supply module supplied power to this rotary module, this rotary module can drive this main circuit board and carry out rotary manipulation with respect to this device body, dispelled the heat by this at least one fin structure that is in this rotary manipulation.

2. the electronic installation with rotatable circuit board as claimed in claim 1 is characterized in that, this power supply module supplies power to this main circuit board by this rotary module.

3. the electronic installation with rotatable circuit board as claimed in claim 2, it is characterized in that, this rotary module comprises electrical contact site, and this main circuit board also comprises electrical connector, the electric connection of this electrical connector maintenance and this electrical contact site in this rotary manipulation is so that this power supply module can supply power to this main circuit board by this rotary module.

4. the electronic installation with rotatable circuit board as claimed in claim 2, it is characterized in that, this rotary module comprises first inductive component, and this main circuit board also comprises second inductive component, this power supply module in this rotary manipulation, passes through the electromagnetic induction between this first inductive component and this second inductive component, so that can supply power to this main circuit board by this rotary module.

5. the electronic installation with rotatable circuit board as claimed in claim 1, it is characterized in that, this device body also comprises control module, and this main circuit board comprises wireless transport module, carries out transmission of wireless signals by this control module and this wireless transport module between this device body and this main circuit board.

6. the electronic installation with rotatable circuit board as claimed in claim 5 is characterized in that, this device body also comprises a plurality of interface equipments, and respectively this interface equipment carries out the signal transmission by this control module and this main circuit board.

7. the electronic installation with rotatable circuit board as claimed in claim 6 is characterized in that, these a plurality of interface equipments comprise input and output port module, storage module and network communication module.

8. the electronic installation with rotatable circuit board as claimed in claim 1 is characterized in that, this device body comprises a plurality of louvres, and these a plurality of louvres are arranged on the periphery of this device body.

9. the electronic installation with rotatable circuit board as claimed in claim 1 is characterized in that, this fin structure is arranged on this main circuit board near the position of outer ledge.

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