CN210694741U - Integrated movable W-shaped plate type back plate heat dissipation device - Google Patents
Integrated movable W-shaped plate type back plate heat dissipation device Download PDFInfo
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- CN210694741U CN210694741U CN201921727552.7U CN201921727552U CN210694741U CN 210694741 U CN210694741 U CN 210694741U CN 201921727552 U CN201921727552 U CN 201921727552U CN 210694741 U CN210694741 U CN 210694741U
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Abstract
The utility model discloses an integrated movable W-shaped plate type backboard heat dissipation device, which comprises a heat dissipation box body, wherein the interior of the heat dissipation box body is respectively provided with a W-shaped heat exchange plate and a guide plate; the W-shaped heat exchange plate is bent into a continuous W-shaped structure by adopting a plate with excellent heat conductivity, and a plurality of radiating grooves are formed; the guide plate is attached to the W-shaped heat exchange plate; the W-shaped heat exchange plate and the guide plate divide the heat dissipation box body into a heat absorption channel and a heat dissipation channel, and the heat absorption channel is connected with the W-shaped heat exchange plate; the heat dissipation channel is connected with the guide plate; the heat absorption channel is provided with a heat absorption air inlet and a heat absorption air outlet; the heat dissipation channel is provided with a heat dissipation air inlet and a heat dissipation air outlet; the air outlet that the heat absorption air intake passes through pull rod fixing device and IT rack closely docks, the utility model discloses a heat transfer system integrated design need not the scene and takes over, reduces scene installation work volume, need not the fluorine pump drive, has reduced the energy consumption, accords with the environmental protection requirement, can extensively promote.
Description
Technical Field
The utility model relates to a heat dissipation equipment technical field, especially are an integration movable W template formula backplate heat abstractor.
Background
With the increasing of high-density IT cabinets of Internet Data Center (IDC) machine rooms, the integration level of equipment is higher and higher, the heat productivity of the equipment in the IT cabinet is increased, and the running energy consumption of air conditioners to be paid out is higher and higher because the data center machine rooms need to be cooled all year round. In order to reduce the energy consumption of air conditioner operation, the existing part of data center machine room is used by matching an IT cabinet with a heat pipe backboard, and the cold energy of an outdoor natural cold source is obtained by utilizing the heat recovery principle of the heat pipe, wherein the heat pipe backboard is hung at the back of each IT cabinet, and a heat dissipation device matched with the heat pipe backboard is centralized and is arranged outside the machine room. However, the traditional heat pipe back plate has the following three problems, one is that the heat pipe back plate has more field pipelines connected with the heat dissipation device, and the installation engineering amount is large; secondly, to adopting centralized heat abstractor, the refrigerant pipeline needs to install fluorine pump drive, increases the energy consumption that part fault point and drive fluorine pump arouse, and thirdly, the liquid separation of heat pipe backplate is inhomogeneous, reduces the heat transfer effect of heat pipe backplate.
On the basis of the application of a data center machine room system, an integrated movable W-shaped plate type back plate heat dissipation device is provided, the problem existing in a traditional heat pipe back plate matched with an IT cabinet is solved, the field installation work amount is reduced, a fluorine pump is not needed, and meanwhile, the maintenance and the overhaul of equipment inside the device are facilitated.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a heat transfer system integrated design need not the scene and takes over, reduces the scene installation work volume, need not the fluorine pump drive, only leans on heat transfer board transmission heat to realize the movable W type plate-type backplate heat abstractor of heat dissipation function.
The utility model discloses a following technical scheme realizes:
the utility model provides an integration movable W type plate-type backplate heat abstractor, includes the heat dissipation box, wherein: the interior of the heat radiation box body is respectively provided with a W-shaped heat exchange plate and a guide plate; the W-shaped heat exchange plate is bent into a continuous W-shaped structure by adopting a plate with excellent heat conductivity, and a plurality of radiating grooves are formed; the guide plate is attached to the W-shaped heat exchange plate; the W-shaped heat exchange plate and the flow guide plate divide the heat dissipation box body into a heat absorption channel and a heat dissipation channel, and the heat absorption channel is connected with the W-shaped heat exchange plate; the heat dissipation channel is connected with the guide plate; the heat absorption channel is provided with a heat absorption air inlet and a heat absorption air outlet; the heat dissipation channel is provided with a heat dissipation air inlet and a heat dissipation air outlet; the heat absorption air inlet is tightly butted with an air outlet of the IT cabinet through a pull rod fixing device.
Further, the guide plate is of an isosceles trapezoid structure; the opening of the guide plate deviates from the W-shaped heat exchange plate, and the bottom of the guide plate is tightly attached to the front part of the W-shaped heat exchange plate.
Furthermore, the heat absorption air outlet and the heat dissipation air inlet are respectively arranged at the bottom of the heat dissipation box body, the heat absorption air outlet is positioned below the W-shaped heat exchange plate, and the heat dissipation air inlet is positioned below the guide plate; the heat dissipation air outlet is arranged at the upper end of the front wall of the heat dissipation box body.
Furthermore, a sealing groove which is vertically inclined downwards is arranged at the upper end of the W-shaped heat exchange plate; and the lower end of the W-shaped heat exchange plate is provided with a sealing groove which is vertically inclined upwards.
Furthermore, a plurality of reinforced sheet metal parts are arranged in the middle of the W-shaped heat exchange plate; four sides of the W-shaped heat exchange plate are provided with flanges which are used for being in sealing connection with the heat dissipation box body.
Furthermore, the heat dissipation box body comprises a front cover plate, a left side plate, a right side plate, a top plate and a bottom plate; the heat absorption air outlet and the heat dissipation air inlet are respectively arranged on the bottom plate; the heat dissipation air outlet is arranged on the front cover plate.
Further, an axial fan for discharging cold air in the heat dissipation channel is mounted on the heat dissipation air outlet; and a grid net is arranged on a fan port of the axial flow fan.
Furthermore, a first group of hairbrushes are arranged around the heat absorption air outlet; a second group of hairbrushes are arranged around the heat dissipation air inlet; the heat absorption air outlet is in flexible connection with a circulating air inlet of the bearing aerial platform through the first group of brushes; and the heat dissipation air inlet is in flexible connection with a cooling fresh air supply outlet of the bearing aerial platform through the second group of brushes.
Furthermore, the pull rod fixing device comprises a T-shaped pull rod with teeth at one end, a nut, a clamping and pressing piece and a pull rod base; the pull rod base is fixedly arranged on the back of the IT cabinet through a bolt; the tail end of the T-shaped pull rod is provided with a T-shaped hook which is clamped in a clamping groove of the pull rod base, the top end of the T-shaped pull rod is provided with external threads and penetrates through a clamping and pressing piece, one end of the clamping and pressing piece presses the heat dissipation box body, the other end of the clamping and pressing piece pushes against the side wall of the T-shaped pull rod, and the heat dissipation box body is tightly butted with the IT cabinet by screwing a nut at the top end of the T-shaped pull rod.
Furthermore, the bottom of the heat dissipation box body is provided with an inward-sinking pulley.
The utility model has the advantages that:
1. the bottom of the heat dissipation box body is provided with the inward-sinking pulley which is movable, so that the maintenance is convenient;
2. the heat dissipation box body of the utility model adopts the integrated design of the heat exchange system, so that the field connection is not needed, and the field installation work amount is reduced;
3. the utility model indirectly utilizes the outdoor natural cold source by using the heat conduction principle, realizes the indirect heat exchange of the high-temperature machine room circulating air and the outdoor low-temperature cooling fresh air, ensures that the high-temperature machine room circulating air acquires the cold energy of the outdoor low-temperature fresh air to realize the cooling, only transfers heat but not mass transfer in the heat exchange process, does not need the drive of a fluorine pump, reduces the energy consumption, accords with the environmental protection requirement, and can be widely popularized;
4. the W-shaped heat exchange plate is made of a plate with excellent heat conducting performance and is of a W-shaped structure, the W-shaped heat exchange plate is provided with a plurality of heat dissipation grooves, the upper end and the lower end of the W-shaped heat exchange plate are provided with inclined sealing grooves, the heat exchange area is increased, and the heat dissipation capacity is improved.
5. The guide plate is attached to the W-shaped heat exchange plate, and heat is directly transferred between the guide plate and the W-shaped heat exchange plate, so that the heat exchange effect of the heat dissipation channel is better;
6. the W-shaped heat exchange plate is transversely provided with a reinforcing sheet metal part, plays a role in reinforcing the stability of the structure and can be used as a handle for carrying the W-shaped heat exchange plate;
7. the heat-dissipating box body is provided with a heat-dissipating channel, and the heat-dissipating channel is communicated with the heat-dissipating box body through the heat-dissipating box body.
Drawings
Fig. 1 is an exploded schematic view of an integrated movable W-shaped plate-type backboard heat dissipation device according to an embodiment of the present invention;
fig. 2 is a front isometric view of an integrated movable W-shaped plate back heat sink according to an embodiment of the present invention;
fig. 3 is a rear isometric view of an integrated movable W-shaped plate back plate heat sink according to an embodiment of the present invention;
fig. 4 is a schematic view of a bottom-surface-oriented three-dimensional structure of the integrated movable W-shaped plate-type backboard heat dissipation device according to the embodiment of the present invention;
fig. 5 is a rear isometric view of a W-shaped heat exchanger plate according to an embodiment of the present invention.
Fig. 6 is a front isometric view of a W-shaped heat exchanger plate according to an embodiment of the present invention;
fig. 7 is a schematic diagram of a guide plate structure according to an embodiment of the present invention;
fig. 8 is a schematic structural view of a pull rod fixing device according to an embodiment of the present invention;
fig. 9 is a schematic view illustrating the flow direction of the air flow inside the integrated movable W-shaped plate-type back plate heat dissipation device according to the embodiment of the present invention;
fig. 10 is a schematic diagram of heat exchange of the integrated movable W-shaped plate back plate heat dissipation device according to an embodiment of the present invention.
Fig. 11 is an installation schematic diagram of the integrated movable W-shaped plate back plate heat dissipation device and the IT cabinet of the embodiment of the present invention.
In the drawings: 1-a heat dissipation box body; 2-W type heat exchange plates; 3-a flow guide plate; 4-a heat absorption channel; 5-a heat dissipation channel; 6-a pull rod fixing device; 7-an axial fan; 8-an inward-sinking pulley; 9-an IT cabinet; 11-a front cover plate; 12-left side panel; 13-right side plate; 14-a top plate; 15-a base plate; 21-heat dissipation grooves; 22-sealing the groove; 23-reinforcing sheet metal parts; 24-flanging; 41-heat absorption air inlet; 42-heat absorption air outlet; 43-first set of brushes; 51-heat dissipation air inlet; 52-heat dissipation air outlet; 53-second set of brushes; a 61-T shaped pull rod; 62-a nut; 63-a clamping and pressing piece; 64-a pull rod base; 71-grid net.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments, and the present invention will be described in detail with reference to the accompanying drawings and specific embodiments below according to the present invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front, back, upper end, lower end, top, bottom … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In the present application, unless expressly stated or limited otherwise, the term "connected" is to be construed broadly, e.g., "connected" may be a fixed connection, a removable connection, or an integral part; 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 meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to 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 addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
As shown in fig. 1 to 11, an integrated movable W-shaped plate type back plate heat dissipation device includes a heat dissipation box 1, wherein: the interior of the heat radiation box body 1 is respectively provided with a W-shaped heat exchange plate 2 and a guide plate 3; the W-shaped heat exchange plate 2 is bent into a continuous W-shaped structure by adopting a plate with excellent heat conductivity, and a plurality of radiating grooves 21 are formed; the guide plate 3 is attached to the W-shaped heat exchange plate 2; the W-shaped heat exchange plate 2 and the guide plate 3 divide the heat dissipation box body 1 into a heat absorption channel 4 and a heat dissipation channel 5, and the heat absorption channel 4 is connected with the W-shaped heat exchange plate 2; the heat dissipation channel 5 is connected with the guide plate 3; the heat absorption channel 4 is provided with a heat absorption air inlet 41 and a heat absorption air outlet 42; the heat dissipation channel 5 is provided with a heat dissipation air inlet 51 and a heat dissipation air outlet 52; the heat absorption air inlet 41 is tightly butted with an air outlet of the IT cabinet 9 through the pull rod fixing device 6.
IT should be noted that, the heat generated inside the IT cabinet 9 is directly discharged into the heat dissipation box 1 along with the high temperature machine room circulating air through the air outlet of the IT cabinet 9 and the heat absorption air inlet 41, and the heat passes through the W-shaped heat exchange plate 2 from top to bottom along with the high temperature machine room circulating air, and is discharged through the heat absorption air outlet 42 after the heat transfer is performed on the W-shaped heat exchange plate 2.
Specifically, in the embodiment, a first group of brushes 43 is arranged around the heat absorption air outlet 42; a second group of brushes 53 are arranged around the heat-radiating air inlet 51; the heat absorption air outlet 42 is in flexible connection with a circulating air inlet of the bearing overhead ground platform through the first group of brushes 43; and the heat radiation air inlet 51 is in flexible connection with a cooling fresh air supply outlet of the bearing overhead ground platform through the second group of brushes 53. It should be noted that the first set of brushes 43 and the second set of brushes 53 are hard and dense, and have a certain sealing capability to realize the soft connection between the air ports. Outdoor low-temperature cooling fresh air is introduced into the heat dissipation channel 5 through the heat dissipation air inlet 51.
Specifically, in this embodiment, the axial fan 7 for exhausting cold air inside the heat dissipation channel 5 is installed on the heat dissipation air outlet 52; a grid net 71 is mounted on the fan port of the axial flow fan 7. It should be noted that the grill net 71 is provided at the fan opening of the axial flow fan 7, and plays a role of filtering air impurities and a role of protection.
It should be noted that, the guide plate 3 inside the heat dissipation box 1 is attached to the W-shaped heat exchange plate 2, and guides the airflow of the heat dissipation channel 5 to the heat dissipation groove 21 of the W-shaped heat exchange plate 2, so that the cold airflow and the hot airflow are convected on two sides of the heat dissipation groove 21 of the W-shaped heat exchange plate 2, the W-shaped heat exchange plate 2 is used as a heat transfer surface to transfer the heat of the heat absorption channel 4 to the heat dissipation channel 5, the heat in the heat dissipation channel 5 is taken away by the cooling fresh air entering from the heat dissipation air inlet 51, and the heated cooling fresh air is exhausted by the axial flow exhaust fan installed on the heat dissipation air outlet 52, thereby realizing a heat transfer process.
The utility model discloses utilize the heat-conduction principle, indirectly utilize outdoor natural cold source, realize that high temperature computer lab circulated air and outdoor low temperature cooling new trend carry out indirect heat transfer for the cold volume that high temperature computer lab circulated air acquireed outdoor low temperature new trend realizes the cooling, and this heat transfer process only conducts heat but not mass transfer, need not the fluorine pump drive, has reduced the energy consumption, accords with the environmental protection requirement, can extensively promote.
Specifically, in the embodiment, the guide plate 3 is in an isosceles trapezoid structure; the opening of the guide plate 3 deviates from the W-shaped heat exchange plate 2, and the bottom of the guide plate 3 is tightly attached to the front part of the W-shaped heat exchange plate 2. It should be noted that the guide plate 3 is an isosceles trapezoid structure and is attached to the W-shaped heat exchange plate 2, and the air flow of the heat dissipation channel 5 is guided into the heat dissipation groove 21 of the W-shaped heat exchange plate 2 along the oblique edge of the guide plate 3, so that the heat exchange air flow is increased, and the heat dissipation capability is further improved.
Specifically, in this embodiment, the heat absorbing air outlet 42 and the heat dissipating air inlet 51 are respectively disposed at the bottom of the heat dissipating box 1, the heat absorbing air outlet 42 is located below the W-shaped heat exchange plate 2, and the heat dissipating air inlet 51 is located below the flow guide plate 3; the heat dissipation air outlet 52 is disposed at the upper end of the front wall of the heat dissipation box 1.
Specifically, in the present embodiment, the upper end of the W-shaped heat exchange plate 2 is provided with a sealing groove 22 which is vertically inclined downwards; the lower end of the W-shaped heat exchange plate 2 is provided with a sealing groove 22 which is vertically inclined upwards. By providing the inclined sealing groove 22, the heat exchange area is increased, and the heat dissipation capability is improved.
Specifically, in the present embodiment, the middle of the W-shaped heat exchange plate 2 is provided with a plurality of reinforcing sheet metal parts 23; four sides of the W-shaped heat exchange plate 2 are provided with flanges 24 which are used for being hermetically connected with the heat dissipation box body 1. It should be noted that, the reinforcing sheet metal part 23 is additionally arranged on the W-shaped heat exchange plate 2 to play a role in reinforcing the structural stability, and can be used as a handle for carrying the W-shaped heat exchange plate 2; the flange 24 is arranged to facilitate the sealing connection between the W-shaped heat exchange plate 2 and the inner wall of the heat dissipation box 1.
Specifically, in the embodiment, the heat dissipation box 1 includes a front cover plate 11, a left side plate 12, a right side plate 13, a top plate 14, and a bottom plate 15; the heat absorption air outlet 42 and the heat dissipation air inlet 51 are respectively arranged on the bottom plate 15; the heat dissipation air outlet 52 is disposed on the front cover plate 11.
Specifically, in this embodiment, the pull rod fixing device 6 includes a T-shaped pull rod 61 with teeth at one end, a nut 62, a clamping and pressing member 63, and a pull rod base 64; the pull rod base 64 is fixedly installed on the back of the IT cabinet 9 through bolts; the tail end of the T-shaped pull rod 61 is provided with a T-shaped hook which is clamped in a clamping groove of the pull rod base 64, the top end of the T-shaped pull rod 61 is provided with external threads and penetrates through a clamping and pressing piece 63, one end of the clamping and pressing piece 63 presses the heat dissipation box body 1, the other end of the clamping and pressing piece pushes against the side wall of the T-shaped pull rod 61, and the heat dissipation box body 1 is tightly butted with the IT cabinet 9 by screwing a nut 62 into the top end of the T-shaped pull rod. IT should be noted that the heat dissipation box body 1 is directly connected with the IT cabinet 9 through the pull rod fixing device 6; the integrated design of the heat exchange system is formed, the field connection is not needed, and the field installation work amount is reduced.
Specifically, in the embodiment, the bottom of the heat dissipation box 1 is provided with an inward-sinking pulley 8. It should be noted that the entire heat dissipation case 1 can be moved by the inwardly-sunk pulleys 8. When a server or other accessories arranged in the IT cabinet 9 need to be overhauled and maintained, the heat dissipation box body 1 is outwards shifted out to be operated and convenient to overhaul after the T-shaped pull rod 61 for fixing the heat dissipation box body 1 and the IT cabinet 9 is loosened.
The technical solutions provided by the embodiments of the present invention are described in detail above, and the principles and embodiments of the present invention are explained herein by using specific examples, and the descriptions of the above embodiments are only applicable to help understand the principles of the embodiments of the present invention; meanwhile, for a person skilled in the art, according to the embodiments of the present invention, there may be variations in the specific implementation manners and application ranges, and in summary, the content of the description should not be construed as a limitation to the present invention.
Claims (10)
1. The utility model provides an integration movable W type plate-type backplate heat abstractor, includes the heat dissipation box, its characterized in that: the interior of the heat radiation box body is respectively provided with a W-shaped heat exchange plate and a guide plate; the W-shaped heat exchange plate is bent into a continuous W-shaped structure by adopting a plate with excellent heat conductivity, and a plurality of radiating grooves are formed; the guide plate is attached to the W-shaped heat exchange plate; the W-shaped heat exchange plate and the flow guide plate divide the heat dissipation box body into a heat absorption channel and a heat dissipation channel, and the heat absorption channel is connected with the W-shaped heat exchange plate; the heat dissipation channel is connected with the guide plate; the heat absorption channel is provided with a heat absorption air inlet and a heat absorption air outlet; the heat dissipation channel is provided with a heat dissipation air inlet and a heat dissipation air outlet; the heat absorption air inlet is tightly butted with an air outlet of the IT cabinet through a pull rod fixing device.
2. The integrated movable W-shaped plate type back plate heat dissipation device as recited in claim 1, wherein: the guide plate is in an isosceles trapezoid structure; the opening of the guide plate deviates from the W-shaped heat exchange plate, and the bottom of the guide plate is tightly attached to the front part of the W-shaped heat exchange plate.
3. The integrated movable W-shaped plate type back plate heat dissipation device as recited in claim 2, wherein: the heat absorption air outlet and the heat dissipation air inlet are respectively arranged at the bottom of the heat dissipation box body, the heat absorption air outlet is positioned below the W-shaped heat exchange plate, and the heat dissipation air inlet is positioned below the guide plate; the heat dissipation air outlet is arranged at the upper end of the front wall of the heat dissipation box body.
4. The integrated movable W-shaped plate type back plate heat dissipation device as recited in claim 1, wherein: the upper end of the W-shaped heat exchange plate is provided with a sealing groove which is vertically inclined downwards; and the lower end of the W-shaped heat exchange plate is provided with a sealing groove which is vertically inclined upwards.
5. The integrated movable W-shaped plate type back plate heat dissipation device as recited in claim 4, wherein: the middle part of the W-shaped heat exchange plate is provided with a plurality of reinforced sheet metal parts; four sides of the W-shaped heat exchange plate are provided with flanges which are used for being in sealing connection with the heat dissipation box body.
6. The integrated movable W-shaped plate type back plate heat dissipation device as recited in claim 1, wherein: the heat dissipation box body comprises a front cover plate, a left side plate, a right side plate, a top plate and a bottom plate; the heat absorption air outlet and the heat dissipation air inlet are respectively arranged on the bottom plate; the heat dissipation air outlet is arranged on the front cover plate.
7. The integrated movable W-shaped plate-type back plate heat dissipation device of any one of claims 1 to 6, wherein: the heat dissipation air outlet is provided with an axial fan for discharging cold air in the heat dissipation channel; and a grid net is arranged on a fan port of the axial flow fan.
8. The integrated movable W-shaped plate type back plate heat dissipation device as recited in claim 1, wherein: a first group of hairbrushes are arranged around the heat absorption air outlet; a second group of hairbrushes are arranged around the heat dissipation air inlet; the heat absorption air outlet is in flexible connection with a circulating air inlet of the bearing aerial platform through the first group of brushes; and the heat dissipation air inlet is in flexible connection with a cooling fresh air supply outlet of the bearing aerial platform through the second group of brushes.
9. The integrated movable W-shaped plate type back plate heat dissipation device as recited in claim 1, wherein: the pull rod fixing device comprises a T-shaped pull rod with teeth at one end, a nut, a clamping and pressing piece and a pull rod base; the pull rod base is fixedly arranged on the back of the IT cabinet through a bolt; the tail end of the T-shaped pull rod is provided with a T-shaped hook which is clamped in a clamping groove of the pull rod base, the top end of the T-shaped pull rod is provided with external threads and penetrates through a clamping and pressing piece, one end of the clamping and pressing piece presses the heat dissipation box body, the other end of the clamping and pressing piece pushes against the side wall of the T-shaped pull rod, and the heat dissipation box body is tightly butted with the IT cabinet by screwing a nut at the top end of the T-shaped pull rod.
10. The integrated movable W-shaped plate type back plate heat dissipation device as recited in claim 1, wherein: the bottom of the heat dissipation box body is provided with an inward-sinking pulley.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921727552.7U CN210694741U (en) | 2019-10-15 | 2019-10-15 | Integrated movable W-shaped plate type back plate heat dissipation device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921727552.7U CN210694741U (en) | 2019-10-15 | 2019-10-15 | Integrated movable W-shaped plate type back plate heat dissipation device |
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| CN210694741U true CN210694741U (en) | 2020-06-05 |
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| CN201921727552.7U Active CN210694741U (en) | 2019-10-15 | 2019-10-15 | Integrated movable W-shaped plate type back plate heat dissipation device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023016003A1 (en) * | 2021-08-11 | 2023-02-16 | 华为技术有限公司 | Case and edge device |
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2019
- 2019-10-15 CN CN201921727552.7U patent/CN210694741U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023016003A1 (en) * | 2021-08-11 | 2023-02-16 | 华为技术有限公司 | Case and edge device |
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