Heat dissipation shell group and display equipment
By introducing Tesla valve flow path and air guide module into the TV heat dissipation shell group, a gas flow path is formed, which solves the problem of slow heat dissipation of the TV, realizes high-efficiency heat dissipation without power, and reduces costs and increases Safety performance.
Patent Information
- Application Number
- CN202323422876.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2023-12-14
- Publication Date
- 2024-12-31
- Estimated Expiration
- 2033-12-14
AI Technical Summary
The existing TV cooling method relies on adding heat sinks and heat dissipation holes in the rear case. The lack of fans leads to slow heat dissipation speed and cannot effectively reduce the internal temperature.
Design a heat dissipation shell group, including a shell, a heating device and a gas conducting device, and use multiple Tesla valve flow channels arranged side by side to form a gas flow path, form a pressure difference through the gas evaporation area, realize power-free accelerated heat dissipation, and pass The air guide module and air guide pipe fittings guide the airflow to form arc-shaped and curved Tesla valve flow paths to improve heat dissipation efficiency.
It realizes efficient heat dissipation without power drive, reduces the temperature of heating devices, and is lower than that of fan drive, which is convenient for large-scale promotion and has fireproof and safety performance.
Smart Images
Figure CN222283744U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the field of display structures, in particular to a heat dissipation shell group and a display device. Background Art
[0002] At present, a large amount of heat is generated inside the TV during operation. If the TV is in operation for a long time and the internal temperature is too high for a long time, the aging of the internal electronic components will be accelerated and the life of the entire machine will be shortened. Therefore, it is necessary to perform heat dissipation treatment inside the TV.
[0003] The heat dissipation of TV sets is mostly done by adding heat sinks and heat dissipation holes in the back shell. However, this heat dissipation method is too simple and there is no fan to accelerate the air flow inside and outside the TV set, so the heat dissipation speed is slow. Utility Model Content
[0004] The utility model aims to provide a heat dissipation shell assembly and a display device to solve the technical problem that the existing TV sets mostly rely on adding heat sinks and heat dissipation holes in the rear shell to dissipate heat, and this heat dissipation method is too simple and crude, and there is no fan to accelerate the air flow on both sides of the TV set, resulting in slow heat dissipation.
[0005] The utility model provides a heat dissipation shell assembly, comprising:
[0006] A housing having a receiving space and a plurality of ventilation holes connected to the receiving space;
[0007] A heating device is fixed in the accommodation space, and when the heating device generates heat, a gas evaporation area is formed in the accommodation space, so that a pressure difference is formed between the gas inside and outside the housing;
[0008] An air guide device is fixed in the accommodating space, and the air guide device has a plurality of Tesla valve channels arranged side by side, one end of the Tesla valve channel is connected to a part of the ventilation holes, and the other end is arranged toward the heating device.
[0009] Furthermore, the air guide device includes a base plate and a plurality of air guide modules, the base plate is fixed on the inner wall of the accommodating space, the air guide modules are arranged side by side on the base plate, the air guide modules are used to abut against the inner shell of the display device, the Tesla valve channel is an open heat dissipation channel arranged on the air guide module, the base plate, the inner wall of the heat dissipation channel and the inner shell of the display device can enclose to form a ventilation channel with closed side walls.
[0010] Furthermore, the air guide device includes a plurality of air guide modules arranged side by side, the air guide modules are used to abut against the inner shell of the display device, the Tesla valve channel is an open heat dissipation channel arranged on the air guide module, and the outer shell, the inner wall of the heat dissipation channel and the inner shell of the display device can enclose to form a ventilation channel with closed side walls.
[0011] Furthermore, the Tesla valve flow channel includes a main flow channel, at least one left flow channel and at least one right flow channel, the left flow channel and the right flow channel are respectively located on both sides of the main flow channel and are both connected to the main flow channel, one end of the main flow channel is connected to the ventilation hole, and the other end is arranged toward the heating device.
[0012] Further, the main channel includes a first main channel, a second main channel and a third main channel connected in sequence, the first main channel is connected to the ventilation hole, the third main channel is arranged toward the heating device, the number of the left flow channel and the right flow channel are both multiple, the inlet of the left flow channel close to the ventilation hole is connected to the first main channel, the outlet of the right flow channel close to the heating device is connected to the third main channel, the outlet of the left flow channel close to the ventilation hole, the inlet of the right flow channel close to the heating device, the remaining left flow channels and the remaining right flow channels are all connected to the second main channel.
[0013] Furthermore, the air guide module includes an air guide pipe and a plurality of wing plates. The air guide pipe is arranged on the inner wall of the accommodating space and encloses a concave cavity with the inner wall of the accommodating space. The wing plates are spaced apart and located in the concave cavity.
[0014] Furthermore, the air guide duct includes two first guide plates arranged in parallel, a second guide plate arranged obliquely, two third guide plates arranged in parallel, a plurality of left wing guide plates connected in sequence, and a plurality of right wing guide plates connected in sequence, one end of the two first guide plates are connected to the side wall of the accommodating space, one end of the second guide plate and the left wing guide plate close to the ventilation hole are respectively connected to the other end of the two first guide plates, the other end of the second guide plate is connected to the right wing guide plate close to the ventilation hole, the left wing guide plate close to the heating device and the right wing guide plate close to the heating device are respectively connected to the two third guide plates, the left wing guide plate and the right wing guide plate are both hook-shaped structures, and each of the wing plates is respectively located inside the left wing guide plate and the right wing guide plate.
[0015] Furthermore, the air guide pipe also includes a plurality of pivots, and the two adjacent left wing guide plates and the two adjacent right wing guide plates are hingedly connected via the pivots.
[0016] Furthermore, the Tesla valve flow channel is curved.
[0017] The utility model also provides a display device, comprising the heat dissipation shell assembly as described above.
[0018] Compared with the prior art, the beneficial effects of the present invention are:
[0019] The utility model provides an air guide device on the inner wall of the accommodating space of the shell. The air guide device has a plurality of Tesla valve flow channels arranged side by side. The Tesla valve flow channels can guide the airflow, increase the gas circulation speed inside and outside the shell, realize unpowered accelerated heat dissipation, reduce the temperature on the heating device, and do not need electricity to drive, so that the heat dissipation shell group provided with the Tesla valve flow channels has a lower cost than the rear shell provided with a fan, which is convenient for large-scale promotion. BRIEF DESCRIPTION OF THE DRAWINGS
[0020] Figure 1 A schematic diagram of a portion of the structure of the heat dissipation housing assembly provided in Embodiment 1 of the present utility model;
[0021] Figure 2 A schematic diagram of the structure of the air guide device provided in the first embodiment of the utility model being located on a portion of the housing;
[0022] Figure 3 for Figure 2 A local enlarged schematic diagram of the middle A;
[0023] Figure 4 for Figure 2 A partial enlarged schematic diagram of point B in the middle;
[0024] Figure 5 A schematic structural diagram of another embodiment of the air guide module provided by the embodiment of the utility model;
[0025] Figure 6 A structural schematic diagram of another embodiment of the air guide module provided by the embodiment of the utility model;
[0026] Figure 7 for Figure 6 A partial enlarged schematic diagram of point C in the middle;
[0027] Figure 8 A schematic diagram of a portion of the structure of a heat dissipation housing assembly provided in Embodiment 2 of the present utility model;
[0028] Fig. 9 This is a schematic structural diagram of the air guide device provided in the second embodiment of the utility model.
[0029] In the figure:
[0030] 10. Shell; 11. Accommodating space; 12. Ventilation hole; 20. Heat generating device; 30. Air guide device; 31. Tesla valve flow channel; 311. Main flow channel; 3111. First main channel; 3112. Second main channel; 3113. Third main channel; 312. Left flow channel; 313. Right flow channel; 32. Air guide module; 321. Air guide pipe; 3211. First guide plate; 3212. Second guide plate; 3213. Third guide plate; 3214. Left wing guide plate; 3215. Right wing guide plate; 3216. Pivot; 322. Wing plate; 33. Concave cavity; 34. Bottom plate. DETAILED DESCRIPTION
[0031] The present invention is further described below in conjunction with the accompanying drawings and specific implementation methods. It should be noted that, under the premise of no conflict, the various embodiments or technical features described below can be arbitrarily combined to form a new embodiment.
[0032] See also Figures 1 to 4 As shown, the embodiment of the utility model discloses a heat dissipation shell group, which is mainly used in a display device, and the display device can be a television or a computer, etc. The structure of the heat dissipation shell group has two implementation methods, which are as follows:
[0033] Embodiment 1:
[0034] In this embodiment, the heat dissipation shell group includes an outer shell 10, a heating device 20 and an air guide device 30. The outer shell 10 is provided with a accommodating space 11 and a plurality of ventilation holes 12 which are all connected to the accommodating space 11. The accommodating space 11 is located inside the outer shell 10, and the ventilation holes 12 are arranged through a side panel of the outer shell 10.
[0035] The heating device 20 is fixed in the accommodating space 11. The heating device 20 generates heat when working. The heat can form a gas evaporation area in the accommodating space 11. The hot gas near the gas evaporation area will rise to form a pressure difference between the gas on the inner and outer sides of the shell 10. There is no need to provide an electrically driven power source. The gas outside the shell 10 can automatically enter the accommodating space 11 through the ventilation hole 12. The heating device 20 can be a heat source such as a motherboard and a power supply.
[0036] The air guide device 30 is fixed in the accommodating space 11. The air guide device 30 has a plurality of Tesla valve channels 31 arranged side by side. One end of the Tesla valve channel 31 is connected to a part of the ventilation holes 12, and the other end is arranged toward the heating device 20. The Tesla valve channel 31 can guide the airflow, increase the gas circulation speed inside and outside the outer shell 10, realize unpowered accelerated heat dissipation, and reduce the cooling of the heating device 20. At the same time, the internal structure of the Tesla valve channel 31 can effectively prevent objects from burning and falling in the accommodating space 11. The Tesla valve channel 31 can prevent reverse gas flow and prevent the flame from running back, thereby playing a fire prevention role and improving the safety performance of the entire equipment.
[0037] The air guide device 30 includes a plurality of air guide modules 32 arranged side by side, each air guide module 32 is arranged on the inner wall of the accommodating space 11, that is, the air guide module 32 can be installed on the inner wall of the accommodating space 11, and the air guide module 32 can also be protruded on the inner wall of the accommodating space 11. The air guide module 32 is used to abut against the inner shell of the display device. The Tesla valve channel 31 is an open heat dissipation channel arranged on the air guide module 32. The outer shell 10, the inner wall of the heat dissipation channel and the inner shell of the display device can jointly enclose to form a ventilation channel with closed side walls to quickly guide external gas to the position of the heating device 20.
[0038] In this embodiment, the Tesla valve flow channel 31 includes a main flow channel 311, at least one left flow channel 312 and at least one right flow channel 313. The left flow channel 312 and the right flow channel 313 are both arc-shaped. The left flow channel 312 and the right flow channel 313 are respectively located on the left and right sides of the main flow channel 311. Both ends of the left flow channel 312 and both ends of the right flow channel 313 are connected to the main flow channel 311. One end of the main flow channel 311 is connected to the ventilation hole 12 and the other end is arranged toward the heating device 20. The left flow channel 312 and the right flow channel 313 can accelerate the flow speed of external gas in the main flow channel 311, and can also prevent the gas inside the accommodating space 11 from flowing out of the main flow channel 311 in the reverse direction. The gas flow direction is as follows: Figure 3 and Figure 4 Indicated by the arrow.
[0039] The main flow channel 311 includes a first main channel 3111, a second main channel 3112 and a third main channel 3113 which are connected in sequence. The first main channel 3111 is connected to the ventilation hole 12, and the third main channel 3113 is arranged toward the heating device 20. There are multiple left flow channels 312 and right flow channels 313. The inlet of the left flow channel 312 close to the ventilation hole 12 is connected to the first main channel 3111, and the outlet of the right flow channel 313 close to the heating device 20 is connected to the third main channel 3113. The outlet of the left flow channel 312 close to the ventilation hole 12, the inlet of the right flow channel 313 close to the heating device 20, the remaining left flow channels 312 and the remaining right flow channels 313 are all connected to the second main channel 3112 to form the Tesla valve flow channel 31.
[0040] In this embodiment, the air guide module 32 includes an air guide pipe 321 and a plurality of wing plates 322. Both the air guide pipe 321 and the wing plates 322 can be used to abut against the inner shell of the display device. The shape of the wing plates 322 can be a long strip or a raindrop shape. The air guide pipe 321 is arranged on the inner wall of the accommodating space 11 and is enclosed with the inner wall of the accommodating space 11 to form a strip-shaped concave cavity 33. The wing plates 322 are spaced apart in the concave cavity 33. Part of the inner wall of the concave cavity 33 and the wing plates 322 are enclosed to form the Tesla valve flow channel 31.
[0041] The air guide member 321 includes two first guide plates 3211 arranged in parallel, a second guide plate 3212 arranged obliquely, two third guide plates 3213 arranged in parallel, a plurality of left wing guide plates 3214 connected in sequence, and a plurality of right wing guide plates 3215 connected in sequence, the left wing guide plate 3214 and the right wing guide plate 3215 are both hook-shaped structures, the left wing guide plate 3214 and the right wing guide plate 3215 are arranged opposite to each other at intervals, one end of the two first guide plates 3211 are connected to the inner side wall of the accommodation space 11, the gap between the two first guide plates 3211 corresponds to a plurality of ventilation holes 12, one end of the second guide plate 3212 The left wing guide plate 3214 at the end and the side close to the ventilation hole 12 are respectively connected to the other ends of the two first guide plates 3211, the other end of the second guide plate 3212 is connected to the right wing guide plate 3215 close to the side of the ventilation hole 12, the left wing guide plate 3214 close to the side of the heating device 20 and the right wing guide plate 3215 close to the side of the heating device 20 are respectively connected to the two third guide plates 3213, each wing plate 322 is respectively located inside the left wing guide plate 3214 and the right wing guide plate 3215, the gap between the two third guide plates 3213 corresponds to the setting of the heating device 20, of course, the air guide pipe 321 can also be other structural forms.
[0042] In some embodiments, two adjacent air guide tubes 321 may share a first guide plate 3211 on the right side to reduce the production cost of the air guide tubes 321 .
[0043] Please read further Figure 5 As shown, in some embodiments, the Tesla valve flow channel 31 is curved. The curved path Tesla valve flow channel 31 can guide the cold air flow from a distance to the heating device 20 that needs to dissipate heat, thereby achieving point-to-point targeted accelerated heat dissipation.
[0044] Please read further Figure 6 and Figure 7 As shown, in some embodiments, the air guide pipe 321 also includes a plurality of pivots 3216. At this time, the air guide pipe 321 is installed on the inner wall of the accommodating space 11. The two adjacent left wing guide plates 3214 and the two adjacent right wing guide plates 3215 are hingedly connected by the pivots 3216. The position of the wing plate 322 also changes with the position of the left wing guide plate 3214 and the right wing guide plate 3215. The nodes of the air guide pipe 321 are hingedly connected by the pivots 3216, so that the air guide pipe 321 can be made like a chain. The air guide pipe 321 can be bent freely, so that the Tesla valve flow channel 31 structure formed can also be bent freely, and can be set as needed to dissipate heat for the required heating device 20. The gas flow direction is as shown in FIG. Figure 7 Indicated by the arrow.
[0045] Embodiment 2:
[0046] Please read further Figure 8 and Fig. 9 As shown, the difference between the second embodiment and the first embodiment lies in the different structure of the air guide device 30 .
[0047] Specifically, the air guide device 30 includes a base plate 34 and a plurality of air guide modules 32. Compared with the first embodiment, the air guide device 30 of the second embodiment has an additional base plate 34. The base plate 34 is fixed on the inner wall of the accommodating space 11. The air guide modules 32 are arranged side by side on the base plate 34. The air guide modules 32 are used to abut against the inner shell of the display device. The Tesla valve channel 31 is an open heat dissipation channel arranged on the air guide module 32. The base plate 34, the inner wall of the heat dissipation channel and the inner shell of the display device can be enclosed to form a ventilation channel with closed side walls. The structure of the air guide module 32 and other structures are the same as those in the first embodiment.
[0048] The utility model also discloses a display device, comprising the heat dissipation shell group as described above. The display device adopts a fanless method to directly accelerate air flow to accelerate heat dissipation, and can also play a role in fire prevention.
[0049] In summary, the utility model is provided with an air guide device 30 on the inner wall of the accommodating space 11 of the shell 10. The air guide device 30 has a plurality of Tesla valve channels 31 arranged side by side. The Tesla valve channels 31 can guide the airflow, increase the gas circulation speed inside and outside the shell 10, realize unpowered accelerated heat dissipation, reduce the temperature on the heating device 20, and do not require electricity to drive, so that the heat dissipation shell group provided with the Tesla valve channel 31 has lower cost than the rear shell provided with a fan, which is convenient for large-scale promotion.
[0050] The above-mentioned implementation modes are only preferred implementation modes of the present invention, and cannot be used to limit the protection scope of the present invention. Any non-substantial changes and substitutions made by technicians in this field on the basis of the present invention shall fall within the scope of protection required by the present invention.
Claims
1. A heat dissipation shell assembly, characterized in that: include: A housing having a receiving space and a plurality of ventilation holes connected to the receiving space; A heating device is fixed in the accommodation space, and when the heating device generates heat, a gas evaporation area is formed in the accommodation space, so that a pressure difference is formed between the gas inside and outside the housing; An air guide device is fixed in the accommodating space, and the air guide device has a plurality of Tesla valve channels arranged side by side, one end of the Tesla valve channel is connected to a part of the ventilation holes, and the other end is arranged toward the heating device.
2. The heat dissipation housing assembly according to claim 1, characterized in that: The air guide device includes a base plate and a plurality of air guide modules, the base plate is fixed on the inner wall of the accommodating space, the air guide modules are arranged side by side on the base plate, the air guide modules are used to abut against the inner shell of the display device, the Tesla valve channel is an open heat dissipation channel arranged on the air guide module, the base plate, the inner wall of the heat dissipation channel and the inner shell of the display device can enclose to form a ventilation channel with closed side walls.
3. The heat dissipation housing assembly according to claim 1, characterized in that: The air guide device includes a plurality of air guide modules arranged side by side, and the air guide modules are used to abut against the inner shell of the display device. The Tesla valve channel is an open heat dissipation channel arranged on the air guide module. The outer shell, the inner wall of the heat dissipation channel and the inner shell of the display device can enclose to form a ventilation channel with closed side walls.
4. The heat dissipation shell assembly according to claim 3, characterized in that: The Tesla valve flow channel includes a main flow channel, at least one left flow channel and at least one right flow channel. The left flow channel and the right flow channel are respectively located on both sides of the main flow channel and are both connected to the main flow channel. One end of the main flow channel is connected to the ventilation hole, and the other end is arranged toward the heating device.
5. The heat dissipation housing assembly according to claim 4, characterized in that: The main flow channel includes a first main channel, a second main channel and a third main channel connected in sequence, the first main channel is connected to the ventilation hole, the third main channel is arranged toward the heating device, the number of the left flow channel and the right flow channel are both multiple, the inlet of the left flow channel close to the ventilation hole is connected to the first main channel, the outlet of the right flow channel close to the heating device is connected to the third main channel, the outlet of the left flow channel close to the ventilation hole, the inlet of the right flow channel close to the heating device, the remaining left flow channels and the remaining right flow channels are all connected to the second main channel.
6. The heat dissipation housing assembly according to claim 3, characterized in that: The air guide module includes an air guide pipe and a plurality of wing plates. The air guide pipe is arranged on the inner wall of the accommodating space and is surrounded with the inner wall of the accommodating space to form a concave cavity. The wing plates are spaced apart and located in the concave cavity.
7. The heat dissipation housing assembly according to claim 6, characterized in that: The air guide duct comprises two first guide plates arranged in parallel, a second guide plate arranged obliquely, two third guide plates arranged in parallel, a plurality of left wing guide plates connected in sequence, and a plurality of right wing guide plates connected in sequence, one end of the two first guide plates are connected to the side wall of the accommodating space, one end of the second guide plate and the left wing guide plate close to the ventilation hole are respectively connected to the other ends of the two first guide plates, the other end of the second guide plate is connected to the right wing guide plate close to the ventilation hole, the left wing guide plate close to the heating device and the right wing guide plate close to the heating device are respectively connected to the two third guide plates, the left wing guide plate and the right wing guide plate are both hook-shaped structures, and each of the wing plates is respectively located inside the left wing guide plate and the right wing guide plate.
8. The heat dissipation housing assembly according to claim 7, characterized in that: The air guide pipe also includes a plurality of pivots, and the two adjacent left wing guide plates and the two adjacent right wing guide plates are hingedly connected via the pivots.
9. The heat dissipation housing assembly according to claim 1, characterized in that: The Tesla valve flow channel is curved.
10. A display device, characterized in that: It comprises the heat dissipation shell assembly as described in any one of claims 1 to 9.