WO2019227393A1 - Heat dissipating system and photographic device - Google Patents

Abstract

The present invention provides a heat dissipating system and a photographic device. The heat dissipating system comprises: a heat dissipating device and a heat dissipating fan. The heat dissipating fan is mounted at a first end of the heat dissipating device. The heat dissipating device comprises a plurality of heat dissipating regions corresponding to a plurality of heating elements, and is used to dissipate heat of the plurality of heat dissipating elements. The present invention divides a heat dissipator into a plurality of heat dissipating regions, disposes heating elements having different temperature requirements in different heat dissipating regions, and uses a heat dissipating fan for heat dissipation, so as to effectively prevent the heating elements at different temperatures from performing heat coupling with each other, improving the heat dissipating effect, and ensuring heat dissipating efficiency.

Description

Cooling system and photographic camera equipment Technical field

The present invention relates to a heat dissipation technology, and in particular, to a heat dissipation system and a photographing device.

Background technique

Existing photographic devices generally have high power consumption and high heat dissipation requirements. Because there are multiple components inside the photography camera equipment, such as: core board, SSD module, power supply board, etc., the temperature requirements of different components may be different, and the heat sink in the existing photography camera equipment uniformly dissipates heat for multiple heating elements. As a result, there may be thermal coupling problems between multiple heating elements, and the heat dissipation effect is poor.

Summary of the Invention

The invention provides a heat dissipation system and a photographic camera device, which are used to solve the problem that the heat dissipation system in the existing photographic camera device may cause the problem of thermal coupling between multiple heating elements and the poor heat dissipation effect.

A first aspect of the present invention is to provide a heat dissipation system, including: a heat sink and a heat dissipation fan;

The cooling fan is installed at a first end of the radiator;

The heat sink includes a plurality of heat dissipation regions corresponding to the plurality of heat generating elements, and is configured to dissipate the plurality of heat generating elements.

Another aspect of the present invention is to provide a photographic camera device including a casing and a heat dissipation system disposed inside the casing;

The heat dissipation system includes: a heat sink and a heat dissipation fan; the heat dissipation fan is installed at a first end of the heat sink; the heat sink includes a plurality of heat dissipation regions corresponding to a plurality of heat generating elements, and is configured to radiate a plurality of heat generating elements Heat dissipation

The casing is provided with an air inlet and an air outlet; an air inlet air duct is provided between the air inlet and a heat dissipation fan of the heat dissipation system, and between the air outlet and the second end of the heat sink of the heat dissipation system There are air ducts.

The heat-dissipating system and the photography and camera equipment provided by the present invention, by dividing the heat sink into a plurality of heat-dissipating regions, arranging a plurality of heat-generating elements in different heat-dissipating regions, using a heat-dissipating fan to dissipate heat, effectively avoiding heat between the plurality of heat-generating elements Coupling to improve heat dissipation effect and ensure heat dissipation efficiency.

BRIEF DESCRIPTION OF THE DRAWINGS

In order to explain the technical solution in the embodiments of the present invention more clearly, the drawings used in the description of the embodiments are briefly introduced below. Obviously, the drawings in the following description are some embodiments of the present invention. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without paying creative labor.

FIG. 1 is a schematic structural diagram of a heat dissipation system of the present invention;

2 is a schematic structural diagram of a heat dissipation system of the present invention;

3 is an exploded view of a heat dissipation system of the present invention;

4 is a schematic structural diagram of an embodiment of a first support plate of a heat dissipation system of the present invention;

5 is a side view of the first support plate in FIG. 4;

6 is an exploded view of the first support plate in FIG. 4;

FIG. 7 is a schematic structural diagram of a photographing device according to the present invention; FIG.

FIG. 8 is an exploded view of the RF module and the battery in FIG. 7.

Reference sign description:

100: radiator; 110: heat dissipation area;

111: first heat dissipation area; 112: second heat dissipation area;

113: third heat dissipation area; 114: fourth heat dissipation area;

120: heat dissipation casing; 121: first side plate;

122: second side plate; 123: third side plate;

124: fourth side plate; 130: heat dissipation fins;

131: heat dissipation duct; 140: heat dissipation support component;

141: slot; 142: first support plate;

1421: first elastic member; 1422: support bar;

1423: guide frame; 200: cooling fan;

300: heating element; 310: main control board;

320: SSD card; 400: body;

410: shell outer plate; 420: battery module;

430: radio frequency module; 440: air inlet;

450: Air inlet channel.

Detailed ways

In the following, the technical solutions in the embodiments of the present invention will be clearly and completely described with reference to the drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

It should be noted that when a component is called "fixed to" another component, it may be directly on another component or a centered component may exist. When a component is considered to be "connected" to another component, it can be directly connected to another component or a centered component may exist at the same time.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the present invention is only for the purpose of describing specific embodiments, and is not intended to limit the present invention. The term "and / or" as used herein includes any and all combinations of one or more of the associated listed items.

Hereinafter, some embodiments of the present invention will be described in detail with reference to the drawings. In the case of no conflict, the following embodiments and features in the embodiments can be combined with each other.

FIG. 1 is a schematic structural diagram of a heat dissipation system of the present invention; FIG. 2 is a schematic structural diagram of a heat dissipation system of the present invention; and FIG. 3 is an exploded view of the heat dissipation system of the present invention.

1 to 3, this embodiment provides a heat dissipation system including: a radiator 100 and a cooling fan 200; the cooling fan 200 is installed at a first end of the radiator 100; The plurality of heat dissipation regions 110 of the element 300 are used to separately dissipate a plurality of heat generating elements 300 of different temperatures.

The heat dissipation system in this embodiment includes a heat sink 100 and a heat dissipation fan 200. The heat dissipation fan 200 may be an existing axial flow fan structure. A general recording device is provided with a recording device. The noise generated by the fan will affect the recording effect. Preferably, the cooling fan 200 may be a silent fan to prevent the noise from affecting the recording effect of the recording device. The cooling fan 200 is installed at the first end of the radiator 100. The radiator 100 may be located on the air outlet side of the cooling fan 200. The cooling fan 200 blows air into the radiator 100 so that the air flows out from the second end of the radiator 100; The radiator 100 may also be located on the air inlet side of the cooling fan 200. The cooling fan 200 sucks out the airflow of the radiator 100, the airflow enters from the second end of the radiator 100, and is sucked out by the cooling fan 200 to discharge the radiator 100. To achieve heat dissipation. One cooling fan 200 may be provided and installed at the first end of the radiator 100; or, in order to increase the amount of cooling air, multiple cooling fans 200 may be provided, for example, two, three, etc. The directions are arranged side by side. In this embodiment, the number and arrangement of the cooling fans are not limited.

The heat sink 100 in this embodiment includes a plurality of heat dissipation regions 110, and the plurality of heat generating elements 300 are disposed in different heat dissipation regions 110 to separately dissipate heat, so as to avoid thermal coupling between the plurality of heat generating elements 300 and affect the heat dissipation effect. The plurality of heating elements 300 may have different temperatures or have different heating efficiency. For example, in a photographic camera device, the heating element 300 includes at least a main control board, a power supply board, and an SSD card (Solid State Drive Card). The temperature of the main control board and the power supply board should be within the allowable operating temperature range. The SSD card needs to meet the housing. The temperature requirements ensure the tactile temperature during hot plugging, and the temperature requirements are higher. The heating elements 300 with different requirements, for example, the main control board, power supply board, SSD card, etc., are arranged in different heat dissipation areas 110 to dissipate heat, avoiding thermal coupling when dissipating different heating elements, not only achieving good heat dissipation effects, but also If the heating elements have different temperatures, thermal coupling between the heating elements 300 with different temperature requirements is further avoided to affect the heat dissipation effect.

In the heat dissipation system of this embodiment, a plurality of heat dissipation areas are arranged in the heat sink, so that the heating elements are installed in different heat dissipation areas, and the plurality of heating elements are radiated by a heat dissipation fan, which effectively avoids thermal coupling between different heating elements. , To improve heat dissipation effect and ensure heat dissipation efficiency. In addition, for heating elements with different temperatures, heat dissipation can be achieved through multiple regions, and different heat dissipation structures can be set for different temperatures to avoid thermal coupling and improve heat dissipation efficiency.

In some optional embodiments, a heat-insulating plate is provided in the heat sink 100 to divide the heat sink 100 into a plurality of heat-dissipating regions so as to separately dissipate a plurality of heat-generating elements 300 with different temperatures. The heat sink 100 may be provided with a heat insulation plate, which divides the heat sink 100 into two heat dissipation areas 110, and the two heat dissipation areas 110 are provided with heating elements 300 with different temperature requirements. Of course, the heat sink 100 may also be provided with multiple heat shields, and the multiple heat shields are arranged at parallel intervals according to a preset direction, or a plurality of heat shields are arranged crosswise, etc., to separate the heat sink 100 into a plurality of heat dissipation areas 110. The heat insulation plate may be an existing heat insulation material, which is not limited in the present invention.

In other optional embodiments, the heat sink 100 includes a heat dissipation shell 120 and a heat dissipation fin 130 disposed inside the heat dissipation shell 120; the heat dissipation shell 120 includes a first side plate 121 and a second side plate opposite to each other. 122. The first end of the heat radiation fin 130 is fixedly connected to the first side plate 121, and the second end of the heat radiation fin 130 is fixedly connected to the second side plate 122. There are a plurality of heat radiation fins 130 along the first preset direction. Spaced; gaps between adjacent heat dissipation fins 130 form heat dissipation air ducts 131; heat insulation fins 130 are provided on the heat dissipation fins 130 to partition the heat dissipation fins 130 at least into a first heat dissipation region close to the first side plate 121 111 and a second heat dissipation region 112 near the second side plate 122. It can be understood that the heat dissipation casing 120 may also include a plurality of side plates, and the heat dissipation fins 130 may be divided into a plurality of heat dissipation regions corresponding to the plurality of side plates, and one end of the heat dissipation fins 130 in each region It is fixed on the corresponding side plate. The heat dissipation casing 120 may be a plate-like structure, or a frame or other structure.

Referring specifically to FIG. 2, the heat sink 100 includes a heat dissipation case 120 and a heat dissipation fin 130, and the heat dissipation fin 130 is disposed inside the heat dissipation case 120. Wherein, the heat dissipation casing 120 may be in the shape of a rectangular shell, in which two opposite surfaces are respectively an air inlet end and an air outlet end, and the heat dissipation casing 120 may also be a cylindrical structure with opposite upper and lower circular surfaces. The air inlet end and the air outlet end are respectively, and the heat dissipating shell 120 may also have other shapes.

Preferably, the heat dissipation casing 120 includes a first side plate 121 and a second side plate 122 which are oppositely disposed, and the first side plate 121 and the second side plate 122 are disposed in parallel. A first end of the heat dissipation fin 130 is fixedly connected to the first side plate 121, and a second end of the heat dissipation fin 130 is fixedly connected to the second side plate 122. In addition, there are a plurality of heat dissipation fins 130 arranged in parallel and evenly spaced along the first preset direction, and a gap between adjacent heat dissipation fins 130 forms a heat dissipation air duct 131. The first preset direction is perpendicular to the direction of the connection between the first side plate 121 and the second side plate 122. The heat dissipation fins 130 may be disposed perpendicularly to the first side plate 121, and the heat dissipation fins 130 may also be disposed obliquely toward one side with respect to the first side plate 121. The heat dissipation fin 130 may be a flat plate structure, and the formed heat dissipation air duct 131 is a straight air passage, which is conducive to the flow of air; or, the heat dissipation fin 130 is a bent flat plate, that is, a plate structure in which the flat plate is bent into a predetermined angle to form The heat dissipation air duct 131 is a bent air duct, which increases the heat dissipation area of the heat dissipation fins 130.

The heat radiation fin 130 is provided with a heat insulation gap. That is, the heat radiation fin 130 is cut off at a position between the first side plate 121 and the second side plate 122 to form a heat insulation gap. The road 131 is vertical and is insulated with air. Preferably, the heat insulation gap may be parallel to the first side plate 121. The heat insulation gap divides the heat dissipation air duct 131 into at least a section close to the first side plate 121 and a section close to the second side plate 122, forming at least a first heat radiation area 111 close to the first side plate 121, and close to the second side plate. The second heat radiation region 112 of 122. The heat dissipation areas of the heat dissipation fins 130 in the first heat dissipation region 111 and the second heat dissipation region 112 may be the same. For example, the heat dissipation fins 130 in the first heat dissipation region 111 and the heat dissipation fins 130 in the second heat dissipation region 112 are along the heat dissipation air duct. The length in the 131 direction is the same, and the heat insulation gap is provided at a middle position between the first side plate 121 and the second side plate 122.

Optionally, corresponding to the heating elements 300 of different temperatures, the heat dissipation area of the heat dissipation fins 130 in the first heat dissipation area 111 is different from the heat dissipation area of the heat dissipation fins 130 in the second heat dissipation area 112, so as to meet different temperature heating elements For cooling. The first heat radiation area 111 and the second heat radiation area 112 respectively dissipate heat from the heating elements 300 at different temperatures. On the one hand, the lengths of the heat dissipation fins 130 in the first heat dissipation area 111 and the heat dissipation fins 130 in the second heat dissipation area 112 are different from each other along the direction of the heat dissipation air duct 131. The first heat dissipation area 111 is provided by setting the heat dissipation fins 130 of different lengths. It has different heat dissipation efficiency from the second heat dissipation region 112 to dissipate heat generating elements with different temperature requirements.

and / or,

On the other hand, the distance between the heat insulation gap and the first side plate 121 and the distance between the heat insulation gap and the second side plate 122 are different. By setting the heat insulation gap between the first side plate 121 and the second side plate 122 The different positions make the first heat dissipation region 111 and the second heat dissipation region 112 have different heat dissipation efficiency, so as to dissipate heat generating elements with different temperature requirements.

and / or,

In another aspect, the separation distance between the plurality of heat dissipation fins 130 in the first heat dissipation region 111 and the separation distance between the plurality of heat dissipation fins 130 in the second heat dissipation region 112 are different, thereby achieving different heat dissipation efficiency.

With continued reference to FIG. 2, the heat dissipation casing 120 further includes a third side plate 123 and a fourth side plate 124 which are oppositely disposed, the first side plate 121, the third side plate 123, the second side plate 122, and the fourth side plate 124 in this order. The connection forms a rectangular tube structure, and the heat dissipation fins 130 are disposed inside the rectangular tube structure.

Optionally, a plurality of heat radiating fins 130 are further provided on the inner surface of the third side plate 123. The plurality of heat radiating fins 130 are arranged in parallel and evenly spaced along the second preset direction. A gap between them forms a heat dissipation air duct 131. The second preset direction is perpendicular to the first preset direction. The plurality of heat radiation fins 130 provided on the third side plate 123 form a third heat radiation region 113. The heat dissipation fins 130 in the third heat dissipation region 113 may be disposed perpendicular to the third side plate 123, or may be disposed obliquely toward the first side plate 121 or the second side plate 122. An end of the heat dissipation fin 130 in the third heat dissipation area 113 far from the third side plate 123 and the heat dissipation fin 130 in the first heat dissipation area 111 and the second heat dissipation area 112 near the third side plate 123 have a heat insulation gap, of course. A heat insulation plate may be provided in the heat insulation gap to prevent thermal coupling between the first heat radiation area 111, the second heat radiation area 112, and the heating element 300 in the third heat radiation area 113, thereby affecting heat radiation efficiency.

Optionally, a plurality of heat radiating fins 130 are further provided on the inner side surface of the fourth side plate 124. The plurality of heat radiating fins 130 are arranged in parallel and evenly spaced along the second preset direction. A gap between them forms a heat dissipation air duct 131. The second preset direction is perpendicular to the first preset direction. The plurality of heat dissipation fins 130 provided on the fourth side plate 124 form a fourth heat dissipation region 114. The heat dissipation fins 130 in the fourth heat dissipation region 114 may be disposed perpendicularly to the fourth side plate 124, or may be disposed obliquely toward the first side plate 121 or the second side plate 122. An end of the heat dissipation fin 130 in the fourth heat dissipation area 114 far from the fourth side plate 124 and the heat dissipation fin 130 in the first heat dissipation area 111 and the second heat dissipation area 112 near the fourth side plate 124 have a heat insulation gap. In addition, a heat insulation plate may be provided in the heat insulation gap to prevent thermal coupling between the first heat radiation area 111, the second heat radiation area 112, and the heating element 300 in the fourth heat radiation area 114, thereby affecting heat radiation efficiency.

It should be noted that the shapes of the heat dissipation fins 130 in the third heat dissipation region 113 and the fourth heat dissipation region 114 and the shapes and heat dissipation of the heat dissipation fins 131 and the heat dissipation fins 130 of the first and second heat dissipation regions 111 and 112. The air duct 131 is similar, and is not repeated here.

Based on the above embodiment, the heat dissipation system of this embodiment further includes a heat dissipation plate; the first side of the heat dissipation plate is fixedly connected to the first side plate 121, and the second side of the heat dissipation plate is used for installing the heating element 300. The heating element 300 may be a main control board, a power supply board, or the like. The heating element 300 may be connected to the heat dissipation plate by a fastener such as a screw, or the heating element 300 may be adhered to the second side of the heat dissipation plate. Optionally, a thermally conductive gel layer is disposed between the second side of the heat dissipation plate and the heating element 300, which is beneficial to conductive heat dissipation. The heat dissipation plate may be a heat dissipation aluminum plate, a heat dissipation copper plate, or the like, which is not limited in the present invention. Of course, a plurality of heat dissipation plates may be provided, which are respectively disposed on the second side plate 122, the third side plate 123, and the fourth side plate 124.

Preferably, the heat dissipating plate and the first side plate 121 of the heat dissipating case 120 are integrally formed as a single piece, that is, the first side plate 121 is directly used as a heat dissipating plate, and a heating element 300 is installed on the outer side thereof, which can reduce the volume of the heat dissipating system. , Can also improve heat dissipation efficiency. Each of the second side plate 122, the third side plate 123, and the fourth side plate 124 can serve as a heat sink to dissipate heat from different heating elements 300.

Due to the limited installation space in the photographic camera equipment, some heating elements may be at a certain distance from the heat dissipation system. In some embodiments, the heat dissipation system further includes a heat transfer tube; there is a gap between the heat dissipation plate and the first side plate 121; The first end is fixedly connected to the first side of the heat dissipation plate, and the second end of the heat pipe is inserted into the second heat dissipation area 112, and the heat emitted from the heating element is guided to the heat dissipation plate for heat dissipation through the heat pipe. The heat pipe can also be inserted into the first heat radiation area 111, the third heat radiation area 113, or the fourth heat radiation area 114. The present invention does not specifically limit this, and those skilled in the art may set according to the installation positions of the various elements in the photographing and imaging device. Preferably, the extending direction of the heat pipe in the heat dissipation area intersects the heat dissipation air duct 131, for example, the heat pipe is perpendicular to the heat dissipation duct 131 to ensure that the airflow in each heat dissipation duct 131 passes through the heat pipes to ensure heat dissipation efficiency.

1 to 3, the heat dissipation system of this embodiment further includes: a heat dissipation support assembly 140; a first side of the heat dissipation support assembly 140 is fixedly connected to the second side plate 122; and a slot 141 is provided in the heat dissipation support assembly 140 for Install the pluggable heating element. In the heat dissipation system of this embodiment, the pluggable heating element is disposed in the slot 141 of the heat dissipation support assembly 140, which facilitates heat dissipation while achieving its installation. The heat dissipation support assembly 140 may be fixedly connected to the second side plate 122 by fasteners such as screws, and the first side of the heat dissipation support assembly 140 may also be integrally formed with the second side plate 122. Of course, the heat dissipation support assembly 140 may also be fixedly connected to the third side plate 123 or the fourth side plate 124. For example, the heat dissipation support assembly 140 may be fixedly connected to the third side plate 123, as shown in FIG. 2, but the present invention is not limited thereto.

The pluggable heating element may be an SSD card. The SSD card not only needs to meet its allowable operating temperature, but also needs to meet the contact temperature during plugging and unplugging, so its heat dissipation requirements are relatively high. Optionally, the heat dissipation area of the heat dissipation fins 130 in the second heat dissipation area 112 is larger than the heat dissipation area of the heat dissipation fins in the first heat dissipation area 111. Specifically, the length of the heat dissipation fins 130 in the direction of the heat dissipation air duct 131 in the second heat dissipation region 112 is greater than the length of the heat dissipation fins 130 in the direction of the heat dissipation air duct 131 in the first heat dissipation region 111; and / or, the insulation gap and The distance of the second side plate 122 is greater than the distance between the heat insulation gap and the first side plate 121, so that the heat dissipation efficiency is different in different heat dissipation areas, and heat dissipation components of different temperatures are realized.

It should be noted that, in the present invention, the heat dissipation areas of the heat dissipation fins 130 in each of the heat dissipation regions, such as the first heat dissipation region 111, the second heat dissipation region 112, the third heat dissipation region 113, and the fourth heat dissipation region 114, are based on their actual conditions. The heat-dissipating heating element is set, and a heat-dissipating element in a certain heat-dissipating region requires that the heat-dissipating area of the heat-dissipating fin 130 therein is relatively large.

In other possible embodiments, there is a gap between the heat dissipation plate and the first side plate 121 of the heat dissipation casing 120. The heat dissipation plate dissipates heat from the heat generating element 300 through a heat pipe. At this time, the heat dissipation support assembly 140 of the heat dissipation system may also The heat dissipation support assembly 140 is located in the space and is fixedly connected to the first side plate 121. The heat dissipation support assembly 140 is provided with a slot 141 for installing a pluggable heating element. In this embodiment, the heating elements 300 are all located on one side of the first side plate 121. At this time, the second heat dissipation area 112 dissipates heat from the heat generating element 300 on the heat dissipation plate, such as the main control board 310 and the power supply board, through a heat pipe; the first heat dissipation area 111 dissipates the pluggable heat component from the heat dissipation support component. , Such as: SSD card, etc., for heat dissipation. Moreover, in this case, the heat dissipation area of the heat dissipation fins in the first heat dissipation area 111 is larger than the heat dissipation area of the heat dissipation fins 130 in the second heat dissipation area 112.

It can be understood that the heat pipe, the heat dissipation plate, and the heat dissipation support component can be respectively disposed on different side plates of the heat dissipation casing 120, and those skilled in the art can set the heat dissipation element according to the specific installation position of the heat-generating element in the photographing device. For example, referring to FIG. 2, the main control board 310 may be respectively disposed on the first side plate 121, the second side plate 122, and the fourth side plate 124, and the SSD card 320 is disposed on the third side plate 123.

4 is a schematic structural diagram of an embodiment of a first support plate of a heat dissipation system according to the present invention; FIG. 5 is a side view of the first support plate in FIG. 4; FIG. 6 is an exploded schematic view of the first support plate in FIG. 4.

4 to 6, the heat dissipation support assembly 140 includes a first support plate 142 and a second support plate; a slot 141 is formed between the first support plate 142 and the second support plate; and a first support plate 142 is provided with a first An elastic member 1421; and / or, a second elastic member is provided on the second support plate.

The heat dissipation support assembly 140 further includes two side plates connecting the first support plate 142 and the second support plate to form a cylindrical structure. One end of the cylindrical structure is also provided with a bottom plate, and the pluggable heating element is inserted from the open end. The first elastic member 1421 is disposed on a side of the first support plate 142 near the second support plate, and protrudes from the first support plate 142. Preferably, there are a plurality of first elastic members 1421 spaced apart along the length direction of the first support plate 142, and a plurality of first elastic members 1421 are spaced apart along the width direction of the first support plate 142, for example, the first support plate 142 is provided with four first elastic members 1421, two along the length direction of the first support plate 142, and two along the width direction of the first support plate 142 to form a quadrangular structure for better support. Insert and remove the heating element.

The first support plate 142 is further provided with a support bar 1422 for further supporting the pluggable heating element. Preferably, there are a plurality of support bars 1422, and the support bars 1422 are spaced apart from the plurality of first elastic members 1421. For example, the first support plate 142 is provided with six support bars, of which three support bars 1422 are arranged along the length direction of the first support plate 142, spaced from the first elastic member 1421, and along the width direction of the first support plate 142. Two support bars 1422 are provided. The height of the support bar 1422 protruding from the first support plate 142 is less than the height of the first elastic member 1421 when it is not compressed.

A guide frame 1423 is provided at the insertion end of the first support plate 142 to guide the insertion of the pluggable heating element.

Further, the side of the first support plate 142 remote from the second support plate is fixed to the casing outer plate 410. For example, the first support plate 142 is fixed to the casing outer plate 410 by screws, and the casing outer plate 410 is fixedly connected to the body 400. .

A second elastic member may be provided on a side of the second support plate close to the first support plate 142. The number and arrangement of the second elastic members are the same as those of the first elastic member 1421, and details are not described herein again.

The second support plate may be a separate plate member, and is fixedly connected to the side plate of the heat dissipation casing 120. Preferably, the second support plate and the side plate of the heat dissipation casing 120 are integrally formed as a single piece.

In order to improve the heat dissipation effect, the side of the first support plate 142 facing the second support plate is provided with a thermally conductive adhesive layer to achieve a good contact with the pluggable heating element and prevent scratching and wear of the pluggable heating element due to multiple insertions and removals. . The thermally conductive adhesive layer may be adhered to the side of the first support plate 142 facing the second support plate.

Optionally, the side of the second support plate facing the first support plate 142 may also be provided with a thermally conductive adhesive layer; or, the side of the first support plate 142 that is in contact with the housing outer plate 410 is also provided with a thermally conductive adhesive layer.

In this embodiment, the first elastic member is provided on the first support plate of the heat dissipation support assembly, which can not only ensure that the pluggable heating element can be smoothly inserted and removed, but also ensure good contact between the pluggable heating element and the first support plate. Cooling.

Preferably, the heat-dissipating fan 200 is a silent fan, which maintains a low noise level, so that the photographing device has a better recording effect.

Preferably, there are a plurality of cooling fans 200, which are arranged at intervals along the first preset direction to provide a sufficient air volume and improve the heat dissipation capability.

Preferably, the heat dissipation air duct 131 is a straight air duct, and the heat dissipation air duct 131 is not bent and has no obvious cross-sectional change, thereby ensuring the lowest resistance of the heat dissipation air duct 131. While ensuring the lowest resistance of the cooling air duct, the cooling fan 200 can be guaranteed to work at the optimal working point of low impedance and high air volume.

Optionally, the heat sink 100 in this embodiment further includes a support frame provided around the heat dissipation area 110, and the support frame is surrounded to form an air cavity. The support frame may be a separate frame structure provided around the heat dissipation area 110; or, the support frame and the heat dissipation casing 120 of the heat sink 100 are integrally formed as one piece, for example, the first side plate 121, the third side plate 123, A support frame is formed at the same end of the second side plate 122 and the fourth side plate 124, and the support frame is surrounded to form an air cavity. The cooling fan 200 is fixedly connected to the support frame. The cooling fan 200 can blow air into the air cavity, and the air flow in the air cavity flows to the cooling air duct 131. The cooling fan 200 can also draw air from the air cavity, and the air flow in the cooling air duct 131 passes through. The air cavity is discharged outward.

The radiator 100 is located on the air outlet side of the cooling fan 200; the end of the support frame is connected to one end of the cooling fan 200, and the airflow from the cooling fan 200 flows from the air cavity to the heat dissipation area 110. Optionally, the supporting frame is a separately provided frame structure, and an end portion thereof is connected to the cooling fan 200. The cooling fan 200 and the supporting frame can be snapped, screwed, etc., which is not limited herein. The support frame is surrounded on the outside of the heat dissipation fan 200 so that the airflow from the heat dissipation fan 200 flows from the air cavity to the heat dissipation area 110, effectively preventing the gas flowing out of the heat sink 100 from entering the heat sink 100 again.

Further, the support frame includes a plurality of side plates connected in sequence; the heat sink 100 includes a plurality of heat dissipation regions 100 respectively disposed inside the plurality of side plates, and the heating element 300 is disposed outside of at least one of the plurality of side plates. . The plurality of side plates included in the support frame may be individually provided side plates, or may be side plates integrally formed with each side plate of the heat dissipation casing 120. Heat dissipation fins 130 and heat insulation gaps are provided on the inner side of the plurality of side plates to form a plurality of heat dissipation regions 100. The heat generating element 300 is disposed on the outer side of at least one of the plurality of side plates.

This embodiment provides a photographic camera device including a housing and a heat dissipation system disposed inside the housing. The heat dissipation system includes: a heat sink 100 and a heat dissipation fan 200; the heat dissipation fan 200 is installed at a first end of the heat sink 100; and the heat sink 100 includes The plurality of heat dissipation areas 110 corresponding to the plurality of heating elements 300 are used to separately radiate the plurality of heating elements 300. The casing is provided with an air inlet and an air outlet. An air inlet is provided between the air inlet and the cooling fan 200. An air outlet duct is provided between the air outlet and the second end of the radiator 100.

The casing of the photographic camera device includes a plurality of casing outer plates 410, and the heat dissipation system is disposed inside the casing surrounded by the plurality of casing outer plates 410.

The specific shape structure, working principle, and implementation effect of the heat dissipation system in this embodiment are the same as the specific shape structure, working principle, and implementation effect of the heat dissipation system in the above embodiment. For details, please refer to the foregoing statement, and will not be repeated here. To repeat.

The photographic camera apparatus of this embodiment realizes heat radiation of heating elements of different temperatures through a heat dissipation system. Specifically, a plurality of heat dissipation regions are provided in the heat sink, and heating elements of different temperatures are installed in different heat dissipation regions. Dissipate heating elements at different temperatures, effectively avoid thermal coupling between heating elements at different temperatures, improve heat dissipation effect, and ensure heat dissipation efficiency.

On the basis of the above embodiment, the photographic camera device includes at least a main control board and a power supply board; the radiator includes a support frame provided around the heat dissipation area, and the support frame includes a plurality of side plates; the plurality of heat dissipation areas are respectively provided on the plurality of side plates The main control board and the power supply board are disposed outside at least one of the plurality of side boards.

Further, the photographic camera device further includes an SSD card slot, and the slot is disposed outside of at least one of the plurality of side plates.

In the photographic camera device of this embodiment, the main control board, the power supply board, and the SSD card are arranged on the outside of different side plates to separately dissipate heat, effectively avoiding thermal coupling between the main control board, the power supply board, and the SSD card to improve heat dissipation Effect to ensure heat dissipation efficiency.

FIG. 7 is a schematic structural diagram of a photographic camera device of the present invention; FIG. 8 is an exploded schematic diagram of a radio frequency module and a battery in FIG. 7.

The photographic camera device generally includes a plurality of electronic components, the plurality of electronic components are disposed on the air inlet side of the heat dissipation system, and the plurality of electronic components form an air inlet channel 450 on the air inlet side. Since the heat dissipation efficiency on the air outlet side of the cooling fan is higher than the heat dissipation efficiency on the air inlet side, electronic components with high heat generation are disposed on the air outlet side of the cooling fan, and electronic components with low heat generation are disposed on the air inlet side of the cooling fan. Multiple electronic components may include a battery module 420, a radio frequency module 430, and the like

Further, referring to FIG. 7 and FIG. 8, the photographic camera apparatus further includes a battery module and a radio frequency module. The casing of the body 400 is provided with an air inlet 440, the RF module 430 is disposed on a side far from the air inlet 440, the battery module 420 is disposed outside the air inlet 440 and the RF module 430, and a heat dissipation cavity is formed in the air inlet 440 and the RF module 430 The gas enters the inside of the heat dissipation system through the heat dissipation air cavity from all directions, and the circulating airflow can effectively dissipate the battery module 420 and the radio frequency module 430.

Specifically, the battery module 420 and the radio frequency module 430 are disposed on a housing of the photographic camera device, and an air intake channel 450 is formed between the radio frequency module 430, the battery module 420, and the housing. A plurality of fins are disposed on a side of the radio frequency module 430 near the air inlet channel 450 to facilitate the flow of airflow from the air inlet.

It can be understood that other electronic components may also be provided on the air inlet side, and are not limited to the battery module 420 and the radio frequency module 430.

Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention, but not limited thereto. Although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: The technical solutions described in the foregoing embodiments can still be modified, or some or all of the technical features can be equivalently replaced; and these modifications or replacements do not deviate the essence of the corresponding technical solutions from the technical solutions of the embodiments of the present invention. range.

Claims (48)

1. A heat dissipation system, comprising: a radiator and a cooling fan;

   The cooling fan is installed at a first end of the radiator;

   The heat sink includes a plurality of heat radiating regions corresponding to a plurality of different heat generating elements, and is configured to separately radiate the plurality of heat generating elements.
2. The heat dissipation system according to claim 1, wherein the plurality of heat generating elements have different temperatures, and a heat insulation plate is provided in the heat sink to divide the heat sink into a plurality of the heat dissipation regions so that Heat is dissipated for a plurality of heating elements with different temperatures.
3. The heat dissipation system according to claim 1, wherein the heat sink comprises a heat dissipation casing and a heat dissipation fin provided inside the heat dissipation casing;

   The heat dissipation casing includes a first side plate and a second side plate opposite to each other. A first end of the heat dissipation fin is fixedly connected to the first side plate, and a second end of the heat dissipation fin is connected to the first side plate. The second side plate is fixedly connected;

   The plurality of heat dissipation fins are spaced apart along a first preset direction; a gap between adjacent heat dissipation fins forms a heat dissipation air duct;

   A heat insulation gap is provided on the heat dissipation fin to divide the heat dissipation fin into at least a first heat dissipation area close to the first side plate and a second heat dissipation area close to the second side plate.
4. The heat dissipation system according to claim 3, wherein the plurality of heat generating elements have different temperatures and correspond to heat generating elements of different temperatures, and a heat dissipation area of the heat dissipation fins in the first heat dissipation region and the second heat dissipation The heat dissipation areas of the heat dissipation fins in the area are different.
5. The heat dissipation system according to claim 4, wherein the lengths of the heat dissipation fins in the first heat dissipation area and the heat dissipation fins in the second heat dissipation area are different in the direction of the heat dissipation air duct;

   and / or,

   The distance between the heat insulation gap and the first side plate and the distance between the heat insulation gap and the second side plate are different;

   and / or,

   A spacing distance between the plurality of heat dissipation fins in the first heat dissipation region and the second heat dissipation region is different.
6. The heat dissipation system according to claim 5, further comprising a heat dissipation plate; a first side of the heat dissipation plate is fixedly connected to the first side plate, and a second side of the heat dissipation plate is used for installing a heating element .
7. The heat dissipation system according to claim 6, wherein the heat dissipation plate and the first side plate of the heat dissipation casing are integrally formed as a single piece.
8. The heat dissipation system according to claim 6, further comprising a heat pipe;

   There is a space between the heat dissipation plate and the first side plate;

   A first end of the heat transfer tube is fixedly connected to a first side of the heat dissipation plate, and a second end of the heat transfer tube is inserted into the second heat dissipation area.
9. The heat dissipation system according to claim 6, wherein a thermally conductive gel layer is disposed between the second side of the heat dissipation plate and the heat generating element.
10. The heat dissipation system according to claim 7, further comprising a heat dissipation support component;

    A first side of the heat dissipation support component is fixedly connected to the second side plate;

    A slot is provided in the heat dissipation support assembly for installing a pluggable heating element.
11. The heat dissipation system according to claim 10, wherein a heat dissipation area of the heat dissipation fins in the second heat dissipation area is larger than a heat dissipation area of the heat dissipation fins in the first heat dissipation area.
12. The heat dissipation system according to claim 11, wherein the length of the heat dissipation fins in the second heat dissipation area along the direction of the heat dissipation air duct is greater than the length of the heat dissipation fins in the first heat dissipation area along the heat dissipation wind. Length in the direction of the road

    and / or,

    A distance between the heat insulation gap and the second side plate is greater than a distance between the heat insulation gap and the first side plate.
13. The heat dissipation system according to claim 8, further comprising a heat dissipation support component;

    The heat dissipation support component is located in the space, and the heat dissipation support component is fixedly connected to the first side plate;

    A slot is provided in the heat dissipation support assembly for installing a pluggable heating element.
14. The heat dissipation system according to any one of claims 10-13, wherein the heat dissipation support assembly includes a first support plate and a second support plate; between the first support plate and the second support plate Forming said slot;

    A first elastic member is provided on the first support plate;

    And / or, a second elastic member is provided on the second support plate.
15. The heat dissipation system according to claim 14, wherein a side of the first support plate facing the second support plate is provided with a thermally conductive adhesive layer.
16. The heat dissipation system according to claim 1, wherein the heat dissipation fan is a silent fan.
17. The heat dissipation system according to claim 3, wherein there are a plurality of the heat dissipation fans, and the heat dissipation fans are arranged at intervals along the first preset direction.
18. The heat dissipation system according to claim 3, wherein the heat dissipation air duct is a straight air duct.
19. The heat dissipation system according to claim 1, wherein the heat sink further comprises a support frame provided around the heat dissipation area, and the support frame is surrounded to form an air cavity.
20. The heat dissipation system according to claim 19, wherein the heat sink is located on an air outlet side of the heat dissipation fan;

    An end portion of the support frame is connected to one end of the heat dissipation fan, and the airflow from the heat dissipation fan flows from the air cavity to the heat dissipation area.
21. The heat dissipation system according to claim 19, wherein the support frame includes a plurality of side plates connected in sequence;

    The heat sink includes a plurality of heat dissipation regions respectively disposed inside the plurality of side plates, and the heating element is disposed outside at least one of the plurality of side plates.
22. A photographic device, comprising a casing and a heat dissipation system disposed inside the casing;

    The heat dissipation system includes: a heat sink and a heat sink fan; the heat sink fan is installed at a first end of the heat sink; the heat sink includes a plurality of heat dissipation areas corresponding to a plurality of different heat generating elements, and The heating elements are separately radiated;

    The casing is provided with an air inlet and an air outlet; an air inlet is provided between the air inlet and the cooling fan, and an air outlet is provided between the air outlet and the second end of the radiator; .
23. The photographic camera device according to claim 22, wherein the plurality of heating elements have different temperatures, and a heat shield is provided in the heat sink to separate the heat sink into a plurality of the heat dissipation regions In order to dissipate a plurality of heating elements with different temperatures.
24. The photographing apparatus according to claim 22, wherein the heat sink comprises a heat dissipation case and a heat dissipation fin provided inside the heat dissipation case;

    The heat dissipation casing includes a first side plate and a second side plate opposite to each other. A first end of the heat dissipation fin is fixedly connected to the first side plate, and a second end of the heat dissipation fin is connected to the first side plate. The second side plate is fixedly connected;

    The plurality of heat dissipation fins are spaced apart along a first preset direction; a gap between adjacent heat dissipation fins forms a heat dissipation air duct;

    A heat insulation gap is provided on the heat dissipation fin to divide the heat dissipation fin into at least a first heat dissipation area close to the first side plate and a second heat dissipation area close to the second side plate.
25. The photographing apparatus according to claim 24, wherein the plurality of heating elements have different temperatures and correspond to heating elements at different temperatures, and a heat dissipation area of the heat dissipation fins in the first heat dissipation area is different from that of the second The heat dissipation areas of the heat dissipation fins in the heat dissipation area are different.
26. The photographing apparatus according to claim 25, wherein the lengths of the heat dissipation fins in the first heat dissipation area and the heat dissipation fins in the second heat dissipation area are different in the direction of the heat dissipation air duct;

    and / or,

    The distance between the heat insulation gap and the first side plate and the distance between the heat insulation gap and the second side plate are different;

    and / or,

    A spacing distance between the plurality of heat dissipation fins in the first heat dissipation region and the second heat dissipation region is different.
27. The photographing device according to claim 26, further comprising a heat dissipation plate; a first side surface of the heat dissipation plate is fixedly connected to the first side plate, and a second side surface of the heat dissipation plate is used for installing heat element.
28. The photographing apparatus according to claim 27, wherein the heat dissipation plate and the first side plate of the heat dissipation casing are integrally formed as a single piece.
29. The photographing apparatus according to claim 27, further comprising a heat pipe;

    There is a space between the heat dissipation plate and the first side plate;

    A first end of the heat transfer tube is fixedly connected to a first side of the heat dissipation plate, and a second end of the heat transfer tube is inserted into the second heat dissipation area.
30. The photographing apparatus according to claim 27, wherein a thermally conductive gel layer is provided between the second side surface of the heat radiating plate and the heat generating element.
31. The photographing apparatus according to claim 28, further comprising a heat dissipation support component;

    A first side of the heat dissipation support component is fixedly connected to the second side plate;

    A slot is provided in the heat dissipation support assembly for installing a pluggable heating element.
32. The photographing apparatus according to claim 31, wherein a heat dissipation area of the heat dissipation fins in the second heat dissipation area is larger than a heat dissipation area of the heat dissipation fins in the first heat dissipation area.
33. The photographic camera device according to claim 32, wherein a length of the heat dissipation fins in the second heat dissipation area along the direction of the heat dissipation air duct is longer than that of the heat dissipation fins in the first heat dissipation area along the heat dissipation Length in the direction of the air duct;

    and / or,

    A distance between the heat insulation gap and the second side plate is greater than a distance between the heat insulation gap and the first side plate.
34. The photographing apparatus according to claim 29, further comprising a heat dissipation support assembly;

    The heat dissipation support component is located in the space, and the heat dissipation support component is fixedly connected to the first side plate;

    A slot is provided in the heat dissipation support assembly for installing a pluggable heating element.
35. The photographing apparatus according to any one of claims 31 to 34, wherein the heat dissipation support assembly includes a first support plate and a second support plate; and one of the first support plate and the second support plate Forming the slot between;

    A first elastic member is provided on the first support plate;

    And / or, a second elastic member is provided on the second support plate.
36. The photographing device according to claim 35, wherein a side of the first support plate facing the second support plate is provided with a thermally conductive adhesive layer.
37. The photographing device according to claim 22, wherein the cooling fan is a silent fan.
38. The photographing device according to claim 24, wherein there are a plurality of cooling fans, and the cooling fans are arranged at intervals along the first preset direction.
39. The photographing apparatus according to claim 24, wherein the heat dissipation air duct is a straight air duct.
40. The photographing apparatus according to claim 22, wherein the heat sink further comprises a support frame provided around the heat dissipation area, and the support frame is surrounded to form a wind cavity.
41. The photographing apparatus according to claim 40, wherein the heat sink is located on an air outlet side of the cooling fan;

    An end portion of the support frame is connected to one end of the heat dissipation fan, and the airflow from the heat dissipation fan flows from the air cavity to the heat dissipation area.
42. The photographing apparatus according to claim 40, wherein the support frame includes a plurality of side plates connected in sequence;

    The heat sink includes a plurality of heat dissipation regions respectively disposed inside the plurality of side plates, and the heating element is disposed outside at least one of the plurality of side plates.
43. The photographic camera apparatus according to claim 22, wherein the photographic camera apparatus comprises at least a main control board and a power supply board;

    The heat sink includes a support frame provided around the heat dissipation area, the support frame includes a plurality of side plates, and the plurality of heat dissipation areas are respectively disposed inside the plurality of side plates. The main control board, power supply The plate is disposed outside of at least one of the plurality of side plates.
44. The photographing and imaging device according to claim 43, further comprising an SSD card slot, the slot being disposed outside of at least one of the plurality of side plates.
45. The photographing and imaging device according to claim 22, wherein the photographing and imaging device further comprises a plurality of electronic components provided on an air inlet side of the cooling fan, and the plurality of electronic components are on the air inlet side Form air inlet channels.
46. The photographic camera apparatus according to claim 45, wherein the plurality of electronic components include a battery module and a radio frequency module, the battery module and the radio frequency module are disposed on the housing, and the radio frequency module, An air inlet channel is formed between the battery module and the casing.
47. The photographic camera device according to claim 46, wherein a plurality of fins are provided on a side of the radio frequency module near the air inlet channel.
48. The photographing and imaging device according to claim 22, wherein the photographing and imaging device comprises a plurality of electronic components, wherein an electronic component with high heat generation is disposed on an air outlet side of the cooling fan and an electronic component with low heat generation It is arranged on the air inlet side of the cooling fan.

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