CN113395880A - Space heat dissipation backplate and space heat dissipation cabinet body - Google Patents

Abstract

The invention relates to a space heat dissipation back plate and a space heat dissipation cabinet body, wherein the space heat dissipation back plate comprises a bearing structure plate, fans and liquid cooling pipes, the fans and the liquid cooling pipes are respectively arranged on the bearing structure plate, the fans comprise at least two groups, at least one group of fans blow air to the inner side of the bearing structure plate, and at least one group of fans blow air to the outer side of the bearing structure plate; the liquid cooling pipe is installed on the outer side surface of the bearing structure plate. According to the space heat dissipation backboard, the fan and the liquid cooling pipe are integrated on the force bearing structure plate, namely the heat dissipation backboard combining forced air cooling and liquid cooling is applied to a narrow and small space, so that heat generated by working of equipment mounted on the backboard can be taken away, heat generated by working of equipment not in contact with the backboard can also be taken away, and meanwhile, the force bearing structure plate can serve as a main force bearing structure to meet the emission bearing requirements of the equipment mounted on the backboard.

Description

Space heat dissipation backplate and space heat dissipation cabinet body

Technical Field

The invention relates to the technical field related to space heat dissipation, in particular to a space heat dissipation back plate and a space heat dissipation cabinet.

Background

During the operation of the space station in the rail, heat generated by the operation of large-scale space scientific experimental products in the cabin, particularly products in narrow and small closed space, needs to be dissipated in time, so that the normal operation of the products is ensured, and a heat dissipation back plate needs to be additionally arranged for heat dissipation.

The existing heat dissipation back plate mainly comprises: (1) the back plate made of the aluminum alloy for aerospace use is characterized in that equipment arranged on the back plate conducts heat to the back plate, and the heat is radiated out through a large area of the back plate, so that the traditional metal plate has a good heat radiation effect in an open environment, but the heat of the back plate is difficult to radiate out under the constraint of a closed space, and the heat radiation effect is poor; meanwhile, under the constraint of a closed space, equipment which is not in contact with the back plate can only transfer heat to the back plate in a radiation mode, so that the radiation efficiency from the equipment to the back plate is low, and the radiation efficiency of the back plate per se is low in a closed environment, so that the heat cannot be well taken away; (2) the liquid cooling board of direct liquid installs on equipment on it conducts the heat to the liquid cooling board, takes away the heat through the inside liquid circulation of liquid cooling board, and the radiating effect is better, but can only pass through the radiation mode with the equipment of liquid cooling board non-contact with heat transfer to the liquid cooling board on, the radiation efficiency is low to liquid cooling board preparation technology is complicated, and the cost is higher.

Disclosure of Invention

The invention aims to solve the technical problem of the prior art and provides a space heat dissipation backboard and a space heat dissipation cabinet body.

The technical scheme for solving the technical problems is as follows: a space heat dissipation backboard comprises a bearing structure plate, fans and liquid cooling pipes, wherein the fans and the liquid cooling pipes are respectively installed on the bearing structure plate, the fans comprise at least two groups, at least one group of fans blow air to the inner side of the bearing structure plate, and at least one group of fans blow air to the outer side of the bearing structure plate; the liquid cooling pipe is installed on the outer side surface of the bearing structure plate.

The invention has the beneficial effects that: according to the space heat dissipation backboard, the fan and the liquid cooling pipe are integrated on the force bearing structure plate, namely the heat dissipation backboard combining forced air cooling and liquid cooling is applied to a narrow and small space, so that heat generated by working of equipment mounted on the backboard can be taken away, heat generated by working of equipment not in contact with the backboard can also be taken away, and meanwhile, the force bearing structure plate can serve as a main force bearing structure to meet the emission bearing requirements of the equipment mounted on the backboard.

On the basis of the technical scheme, the invention can be further improved as follows.

Furthermore, a plurality of groups of fins are arranged on the outer side wall of the liquid cooling pipe along the axial direction of the liquid cooling pipe, and the liquid cooling pipe is installed on the outer side surface of the bearing structure plate through the fins.

The beneficial effect of adopting the further scheme is that: the liquid cooling pipe adopts a fin type three-dimensional liquid pipe, the material can be selected from aluminum alloy, the fin structure can increase the cooling area, and the liquid cooling pipe is conveniently installed on the bearing structure plate.

Furthermore, the liquid cooling pipe adopts a bending structure, secondary refrigerant in the liquid cooling pipe adopts ethylene glycol solution, a liquid inlet and a liquid outlet of the liquid cooling pipe are respectively provided with a threaded joint, and the threaded joints are communicated with an external fluid loop in a plunger type double-O-ring sealing mode.

The beneficial effect of adopting the further scheme is that: the liquid cooling pipe adopts bending configuration, and the installation degree of freedom is high, can install according to actual heat dissipation demand and arrange, and the structure is reliable, and preparation simple process. The secondary refrigerant in the liquid cooling pipe adopts glycol solution, the liquid inlet and the liquid outlet are communicated with an external fluid loop in a plunger type double-O-ring sealing mode, and the secondary refrigerant flows in from the liquid inlet and flows out from the liquid outlet for circulating supply to take away heat on the bearing structure plate.

Further, at least one group of fans are arranged at the position, close to the edge, of one side of the heavy structure plate, and at least one group of fans are arranged at the position, close to the edge, of the other side of the heavy structure plate.

The beneficial effect of adopting the further scheme is that: at least one group of fans is adopted for blowing air, at least one group of fans is adopted for sucking air, a circulating air path is formed, heat of non-contact equipment in an air field can be quickly brought to the bearing structure plate to move upwards, and then secondary refrigerant in the liquid cooling pipe flows circularly to take away the heat.

Furthermore, each fan is provided with a protective cover.

The beneficial effect of adopting the further scheme is that: through set up the protection casing on the fan, prevent that the finger is injured in careless stretching into the fan when operating equipment.

Furthermore, the bearing structure board is a square board, the fans comprise two groups, each group comprises two fans, and each fan is respectively arranged at the position, close to four corners, of the bearing structure board.

The beneficial effect of adopting the further scheme is that: the bearing structure plate is conveniently installed on a cabinet body or a device needing heat dissipation.

The utility model provides a space heat dissipation cabinet body, includes the cabinet body and space heat dissipation backplate, the load structure board is installed on the cabinet body, this internal circulation clearance that is formed with of cabinet, the fan with the circulation clearance corresponds and arranges.

The beneficial effect of adopting the further scheme is that: in the space heat dissipation cabinet body, the fans are arranged corresponding to the circulation gaps, at least one group of fans blows air, at least one group of fans sucks air, and a circulation air path can be formed in the circulation gaps.

Further, the cabinet body includes front panel, left side board and right side board, the one end of left side board and the one end of right side board respectively with the front panel is connected, the load structure board respectively with the left side board other end and the right side board other end be connected and with front panel mutual disposition, the left side board with be equipped with the support piece that supports the equipment of treating the heat dissipation on the right side board respectively.

The beneficial effect of adopting the further scheme is that: the supporting piece on the left side plate and the right side plate can suspend the heat dissipation equipment in the cabinet body, so that a gap for air circulation is formed, and the heat dissipation equipment can be conveniently subjected to all-dimensional heat dissipation.

Further, still including treating the radiator-plant, treat that the radiator-plant is located this internally of cabinet, treat the radiator-plant respectively with cabinet body inside wall and bearing structure board interval arrangement, treat the radiator-plant with the interval between the left side board of cabinet body and the right side board is first interval and second interval respectively, treat the radiator-plant with interval between the front panel of cabinet body is the third interval, at least a set of fan with first interval corresponds to arrange and to blow in the first interval, at least a set of fan with second interval corresponds to arrange and follows the outside convulsions of second interval.

Further, the device to be cooled comprises a suspension test device.

The beneficial effect of adopting the further scheme is that: can carry out effective all-round effective heat dissipation to suspension test equipment.

Drawings

FIG. 1 is a schematic perspective view of a space heat dissipation backplate according to the present invention;

FIG. 2 is a schematic perspective view of a second embodiment of the space heat dissipation plate of the present invention;

FIG. 3 is a schematic diagram of the construction of the liquid-cooled tube of the present invention;

FIG. 4 is a schematic view of the internal structure of the spatial heat dissipating cabinet of the present invention;

fig. 5 is a schematic perspective view of the spatial heat dissipation cabinet of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a force-bearing structural plate; 2. a fan; 21. a protective cover; 3. a liquid-cooled tube; 31. a fin; 32. a threaded joint; 4. a cabinet body; 41. a front panel; 42. a left side plate; 43. a right side plate; 44. a support member; 45. a first interval; 46. a second interval; 5. and (5) equipment to be radiated.

Detailed Description

The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the invention.

Example 1

As shown in fig. 1 to fig. 3, the spatial heat dissipation backplate of this embodiment includes a force bearing structure plate 1, fans 2 and liquid cooling pipes 3, where the fans 2 and the liquid cooling pipes 3 are respectively installed on the force bearing structure plate 1, the fans 2 include at least two groups, at least one group of fans 2 blows air to the inner side of the force bearing structure plate 1, and at least one group of fans 2 blows air to the outer side of the force bearing structure plate 1; the liquid cooling pipe 3 is arranged on the outer side surface of the bearing structure plate 1.

As shown in fig. 2 and 3, a plurality of sets of fins 31 are arranged on the outer side wall of the liquid cooling tube 3 of the embodiment along the axial direction thereof, and the liquid cooling tube 3 is mounted on the outer side surface of the force bearing structure plate 1 through the fins 31. The liquid cooling pipe adopts a fin type three-dimensional liquid pipe, the material can be selected from aluminum alloy, the fin structure can increase the cooling area, and the liquid cooling pipe is conveniently installed on the bearing structure plate.

As shown in fig. 2 and fig. 3, the liquid-cooling tube 3 of the present embodiment adopts a bent configuration, the coolant inside the liquid-cooling tube 3 adopts a glycol solution, a liquid inlet and a liquid outlet of the liquid-cooling tube 3 are respectively provided with a threaded joint 32, and the threaded joint 32 is communicated with an external fluid circuit in a plunger type double O-ring sealing manner. The liquid cooling pipe adopts bending configuration, and the installation degree of freedom is high, can install according to actual heat dissipation demand and arrange, and the structure is reliable, and preparation simple process. The secondary refrigerant in the liquid cooling pipe adopts glycol solution, so that the liquid cooling pipe is stable in property, large in heat transfer coefficient and high in heat dissipation efficiency; the liquid inlet and the liquid outlet are communicated with an external fluid loop in a plunger type double-O-ring sealing mode, and secondary refrigerant flows in from the liquid inlet and flows out from the liquid outlet for circulating supply to take away heat on the force bearing structure plate.

As shown in fig. 2 and 3, two ends of the liquid cooling pipe 3 are provided with 90 ° elbows, and the 90 ° elbows are provided with threaded joints 32 for facilitating connection with a secondary refrigerant conveying mechanism.

As shown in fig. 1 and 2, at least one set of fans 2 is arranged at one side of the heavy structure plate 1 near the edge, and at least one set of fans 2 is arranged at the other side of the heavy structure plate 1 near the edge. At least one group of fans is adopted for blowing air, at least one group of fans is adopted for sucking air, a circulating air path is formed, heat of non-contact equipment in an air field can be quickly brought to the bearing structure plate to move upwards, and then secondary refrigerant in the liquid cooling pipe flows circularly to take away the heat.

As shown in fig. 1 and 2, each of the fans 2 is provided with a protective cover 21. Through set up the protection casing on the fan, prevent that the finger is injured in careless stretching into the fan when operating equipment.

The shape of the force bearing structure plate 1 of this embodiment can be selected according to actual requirements, and may be, for example, a circle, a polygon, a triangle, and the like.

In this embodiment, the fan 2 may be installed and arranged on the force bearing structure plate 1 in various forms, and four specific embodiments are provided in this embodiment.

The first embodiment is as follows: the fans of the embodiment may be provided with multiple sets, for example, four sets of fans may be provided, each set having three fans, all the fans being disposed at positions of the force-bearing structure plate 1 near the edges, that is, in a manner of annularly providing the fans, which mainly aims at a situation where the circulation gaps correspond to positions of the force-bearing structure plate 1 near the edges. Two adjacent sets of fans blow air, and the other two sets of fans draw air.

In a preferred embodiment of the present invention, as shown in fig. 1 and fig. 2, the force bearing structure plate 1 is a square plate, the fans 2 include two sets, each set includes two fans 2, and each fan 2 is respectively disposed at a position of the force bearing structure plate 1 near four corners. The bearing structure plate is conveniently installed on a cabinet body or a device needing heat dissipation.

The second embodiment is as follows: the fan 2 can be arranged in the middle of the bearing structure plate 2 except for being assembled at the position, close to the edge, of the bearing structure plate 1, namely a central point + ring-arranged fan arrangement mode is adopted, and the mode mainly aims at the condition that the circulation gap corresponds to the position, close to the edge, of the center of the bearing structure plate 1. For example, three sets of fans 2 may be provided, each set having one fan 2, one set of fans 2 being disposed at the center of the force bearing structure plate 2, and the other two sets of fans 2 being disposed at the edge of the force bearing structure plate 1, respectively, so that the fans 2 in the middle can be used to draw air, and the other two sets of fans 2 blow air.

The third concrete implementation mode: the fan 2 can also adopt a cross shape or a Chinese character mi shape, and the mode mainly aims at the condition that the circulation gap corresponds to the middle part and the position close to the edge of the bearing structure plate 1. For example, five groups of fans 2 may be arranged horizontally, five groups of fans 2 may be arranged vertically, each group having one fan 2, and the position where the horizontal fan 2 and the vertical fan 2 intersect may share one fan 2. The five groups of transverse fans 2 (including the central fan 2) blow air inwards, and the four groups of vertical fans 2 (not including the central fan 2) draw air outwards.

The fourth concrete implementation mode: the fan 2 can also adopt a shape like a Chinese character 'tian' or a shape like a Chinese character 'ri', and the mode also mainly aims at the condition that the circulation gap corresponds to the middle part and the position close to the edge of the bearing structure plate 1. For example, five groups of fans 2 can be arranged at the positions near the edges of the periphery of the force bearing structure plate 1, six groups of fans are arranged in the middle of the force bearing structure plate 1, and each group of fans 2 is provided with one fan. Five groups of fans 2 around the bearing structure plate 1 blow air inwards, and six groups of fans 2 in the middle of the bearing structure plate 1 suck air outwards.

The above embodiments of the fan 2 arranged on the force bearing structural plate 1 can be applied to the force bearing structural plate 1 with any shape. Through the arrangement mode of the fans 2, the fans blowing air to a narrow space and sucking air outwards are provided, a circulating wind field can be formed in the narrow space, a circulating liquid path is formed by using the liquid cooling pipes, heat is conducted to the bearing structure plate 1 by equipment arranged on the bearing structure plate 1, and the heat is taken away through the circulating flow of secondary refrigerant in the liquid cooling pipes 3; the equipment which is not in contact with the bearing structure plate 1 is positioned in a circulating wind field, after the air in the circulating gap absorbs the heat of the equipment, the air flows to the bearing structure plate 1, releases the heat to the bearing structure plate 1, and then the heat on the bearing structure plate 1 is taken away through the circulating flow of the coolant in the liquid cooling tube 3.

As shown in fig. 1 and fig. 2, the force-bearing structural plate 1 of the present embodiment is manufactured by an integrated processing method, and various mechanical mounting interfaces, electrical interfaces, and the like are reserved on the force-bearing structural plate 1, so as to mount electrical components, mechanical elements, and the like on the force-bearing structural plate 1. The fin 31 of the liquid cooling pipe 3 can be fixed on the rear surface of the bearing structure plate 1 by a screw fastening mode.

The space heat dissipation backplate of this embodiment, all integrated on the load structure board with fan and liquid-cooled pipe, be about to a heat dissipation backplate that forced air cooling and liquid cooling combined together, use in narrow and small airtight space, can enough take away the heat that the equipment work of installing on the backplate produced, can take away the heat that the equipment work produced with backplate non-contact again, the load structure board can also satisfy the transmission of installing equipment on the backplate as main load structure simultaneously and bear the requirement. The whole space heat dissipation back plate is small in weight and occupied space, simple in manufacturing process, high in installation freedom degree and low in cost.

Example 2

As shown in fig. 4 and 5, the spatial heat dissipation cabinet of this embodiment includes a cabinet body 4 and the spatial heat dissipation back plate, the force bearing structural plate 1 is installed on the cabinet body 4, a circulation gap is formed in the cabinet body 4, and the fan 2 is arranged corresponding to the circulation gap.

The present embodiment forms a plurality of flow gaps in the cabinet body 4, such as a support plate disposed at the bottom of the cabinet body to support the device to be cooled. Or the equipment 5 to be radiated is suspended in the cabinet body 4 in a suspension mode, and a circulation gap is formed between the cabinet body 4 and the equipment 5 to be radiated.

The cabinet body 4 of this embodiment may be a square cabinet body, or a cylindrical cabinet body.

A preferred scheme of this embodiment does, cabinet body 4 adopts the square cabinet body, as shown in fig. 4 and 5, cabinet body 4 includes front panel 41, left side board 42 and right side board 43, the one end of left side board 42 and the one end of right side board 43 respectively with front panel 41 connects, bearing structure board 1 respectively with the left side board 42 other end and the right side board 43 other end be connected and with front panel 41 is arranged relatively, left side board 42 with be equipped with the support piece 44 that supports equipment 5 of treating the heat dissipation on the right side board 43 respectively. The front panel 41 may also be provided with a support member for supporting the device to be cooled. The supporting piece on the left side plate and the right side plate can suspend the heat dissipation equipment in the cabinet body, so that a gap for air circulation is formed, and the heat dissipation equipment can be conveniently subjected to all-dimensional heat dissipation.

The support piece 44 of this embodiment can adopt the bolt, be in set up the nut on the cabinet body 4 to at nut female connection bolt, treat be equipped with on the heat radiation equipment 5 with bolt complex joint hole, can fix a position the bolt downthehole at the joint, and realize treating the locking support location of heat radiation equipment 5 through the bolt of screwing up in the nut. Specifically, nuts may be respectively fixed to the left side plate 42 and the right side plate 43 of the cabinet body 4, and then bolts may be inserted through the left side plate 42 or the right side plate 43 and be screwed to the corresponding nuts. Another implementation manner of the supporting element 44 is that the supporting element 44 may also adopt a hook, that is, a hook is arranged on the inner side wall of the cabinet body 4, and a matching hanging hole is arranged on the device 5 to be cooled, and the device 5 to be cooled is suspended in the cabinet body 4 by matching the hook with the hanging hole. The purpose that this embodiment will treat the equipment suspension of dispelling the heat in cabinet body 4 through setting up support piece is in order to adapt to the work demand of treating the equipment of dispelling the heat on the one hand, and on the other hand also is in order to form the circulation clearance, the follow-up heat dissipation of being convenient for.

As shown in fig. 4 and 5, the spatial heat dissipation cabinet of this embodiment further includes a device 5 to be dissipated, the device 5 to be dissipated is located in the cabinet body 4, the device 5 to be dissipated is respectively arranged at intervals with the inner side wall of the cabinet body 4 and the force bearing structure plate 1, intervals between the device 5 to be dissipated and the left side plate 42 and the right side plate 43 of the cabinet body 4 are respectively a first interval 45 and a second interval 46, an interval between the device 5 to be dissipated and the front panel 41 of the cabinet body 4 is a third interval, at least one set of fans 2 is arranged corresponding to the first interval 45 and blows air into the first interval 45, at least one set of fans 2 is arranged corresponding to the second interval 46 and draws air from the second interval 46 to the outside, and air flows in a circulating manner from the first interval 45 through the third interval and then through the second interval 46.

The present embodiment corresponds to the arrangement of the fans 2 in the embodiment 1 according to the different installation manners of the devices 5 to be cooled, and the devices 5 to be cooled of the present embodiment form corresponding circulation gaps with the cabinet body 4. For example, for the first embodiment of embodiment 1, one device to be cooled 5 may be disposed in the cabinet body 4 of this embodiment, which can refer to the situations in fig. 4 and fig. 5. As for the second specific implementation manner of the embodiment 1, an annular device 5 to be cooled may be disposed in the cabinet body 4 of this embodiment, or a plurality of devices 5 to be cooled are disposed, and the plurality of devices 5 to be cooled are arranged in an annular shape. For a third specific implementation manner of embodiment 1, four devices 5 to be cooled may be disposed in the cabinet body 4 of this embodiment, and the four devices 5 to be cooled are respectively arranged at intervals to form a cross-shaped circulation gap; or eight devices 5 to be radiated can be arranged, and the eight devices 5 to be radiated are respectively arranged at intervals to form a circulation gap shaped like a Chinese character 'mi'; or two devices 5 to be cooled arranged at intervals can be arranged to form a straight-line-shaped flow gap. For the fourth specific implementation manner of the embodiment 1, in addition to the four or eight or two devices 5 to be cooled being arranged in the cabinet body 4 of this embodiment and forming the cross-shaped or m-shaped or straight-shaped circulation gap, the devices 5 to be cooled and the inner side wall of the cabinet body 4 are arranged at intervals, and then a circle of annular circulation gap is formed, so that the circulation gap in the shape of a Chinese character tian or a japanese character or other shapes can be correspondingly formed.

An alternative of the equipment of treating the heat dissipation of this embodiment does, treat that heat dissipation equipment 5 includes suspension test equipment, passes through support piece suspension with suspension test equipment in cabinet body 4, in order to satisfy the experimental demand of suspension test equipment space on the one hand, on the other hand also can carry out effective all-round effective heat dissipation to suspension test equipment.

The space heat dissipation cabinet body of this embodiment, correspond the fan with circulation clearance and arrange, at least a set of fan is bloied, at least a set of fan induced drafts, can form the circulation wind path in the circulation clearance, the heat dissipation backplate will force forced air cooling and liquid cooling to combine together, in narrow and small airtight space, can enough take away the heat of installing the equipment work production on the backplate, can take away the heat of treating the heat dissipation equipment work production with backplate non-contact again, the bearing structure board can also satisfy the transmission of installing equipment on the backplate as main bearing structure and bear the requirement simultaneously. The whole space heat dissipation back plate is small in weight and occupied space, simple in manufacturing process, high in installation freedom degree and low in cost.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.

Claims (10)

1. A space heat dissipation backboard is characterized by comprising a bearing structure board, fans and liquid cooling pipes, wherein the fans and the liquid cooling pipes are respectively arranged on the bearing structure board; the liquid cooling pipe is installed on the outer side surface of the bearing structure plate.

2. The spatial heat dissipation backboard according to claim 1, wherein a plurality of sets of fins are provided on the outer side wall of the liquid cooling pipe along the axial direction thereof, and the liquid cooling pipe is installed on the outer side surface of the force bearing structure board through the fins.

3. The spatial heat dissipation backplate of claim 2, wherein the liquid cooling tube is bent, the coolant in the liquid cooling tube is glycol solution, the liquid inlet and the liquid outlet of the liquid cooling tube are respectively provided with a threaded joint, and the threaded joints are communicated with the external fluid circuit in a plunger type double-O-ring sealing manner.

4. The spatial heat dissipation backplate of claim 1, wherein at least one set of fans is disposed on one side of the outrigger structure plates near the edge and at least one set of fans is disposed on the other side of the outrigger structure plates near the edge.

5. The spatial heat dissipation backplate of claim 1, wherein each fan has a protective cover.

6. The spatial heat-dissipating backplate of claim 1, wherein the load-bearing structural plates are square plates, and the fans comprise two sets, each set comprising two fans, and each fan is disposed at a position near each of the four corners of the load-bearing structural plates.

7. A space heat dissipation cabinet body is characterized by comprising a cabinet body and a space heat dissipation back plate as claimed in any one of claims 1 to 6, wherein the force bearing structural plate is mounted on the cabinet body, a circulation gap is formed in the cabinet body, and the fan is arranged corresponding to the circulation gap.

8. The space heat dissipation cabinet according to claim 7, wherein the cabinet body comprises a front panel, a left side panel and a right side panel, one end of the left side panel and one end of the right side panel are respectively connected to the front panel, the force bearing structural panel is respectively connected to the other end of the left side panel and the other end of the right side panel and is arranged opposite to the front panel, and the left side panel and the right side panel are respectively provided with a supporting member for supporting a device to be cooled.

9. The cabinet body with the space for heat dissipation of claim 7, further comprising a device to be heat-dissipated, wherein the device to be heat-dissipated is located in the cabinet body, the device to be heat-dissipated is respectively arranged at intervals with the inner side wall of the cabinet body and the force bearing structural plate, the intervals between the device to be heat-dissipated and the left side plate and the right side plate of the cabinet body are respectively a first interval and a second interval, the interval between the device to be heat-dissipated and the front panel of the cabinet body is a third interval, at least one set of fans are arranged corresponding to the first interval and blow air into the first interval, and at least one set of fans are arranged corresponding to the second interval and draw air outwards from the second interval.

10. The cabinet according to claim 8 or 9, wherein the equipment to be cooled comprises suspension test equipment.

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