CN211210349U - Ventilation and heat dissipation structure of display driving main board - Google Patents
Ventilation and heat dissipation structure of display driving main board Download PDFInfo
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- CN211210349U CN211210349U CN202020233299.6U CN202020233299U CN211210349U CN 211210349 U CN211210349 U CN 211210349U CN 202020233299 U CN202020233299 U CN 202020233299U CN 211210349 U CN211210349 U CN 211210349U
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Abstract
The utility model discloses a ventilation cooling structure of display drive mainboard, including the installation shell, the installation shell is used for installing the drive mainboard, still includes the heat dissipation module, and a plurality of ventilation holes have still been seted up to installation shell week survey, and the heat dissipation module is close to the ventilation hole and arranges in the installation shell. The utility model discloses at first will drive the first heating element conduction on the mainboard to the radiator through the heat-conducting plate, then blow the heat to the outside through the ventilation hole through heat dissipation fan subassembly to the realization is to the heat dissipation of drive mainboard. The mode of concentrated heat dissipation of the heating elements is adopted, so that the waste of wind power resources can be avoided, the heat dissipation efficiency is improved, the installation number of the heat dissipation fans is reduced, the space is saved, the cost is reduced, and the practicability is high.
Description
Technical Field
The utility model relates to a display technical field especially relates to a ventilation cooling structure of display drive mainboard.
Background
With the advance of technology and the continuous development of electronic industry, various types of displays are also applied. The core part of the display is a driving main board which is used for regulating and controlling the basic operation of the display.
The driving main board is generally installed in the installation shell of the display, and because a large amount of heat energy can be generated during operation, a heat dissipation mechanism needs to be arranged in the installation shell so as to dissipate heat and cool the driving main board. The existing heat dissipation mechanism is generally that a plurality of fans are installed in an installation shell close to a drive main board, and the drive main board is dissipated by blowing air to a large area of the fan. However, the main source of heat energy generated on the driving main board is a Component (CPU) mounted thereon, and thus, large-area heat dissipation of the driving main board by adopting the above manner cannot be concentrated on heat dissipation of the CPU, which results in serious resource waste and low heat dissipation efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a ventilation cooling structure of display drive mainboard, it at first conducts the first heating element on will driving the mainboard to the radiator through the heat-conducting plate, then blows the heat to the outside through the ventilation hole through heat dissipation fan subassembly to the realization is to the heat dissipation of drive mainboard. The mode of concentrated heat dissipation of the heating elements is adopted, so that the waste of wind power resources can be avoided, the heat dissipation efficiency is improved, the installation number of the heat dissipation fans is reduced, the space is saved, the cost is reduced, and the practicability is high.
In order to realize the purpose, the following technical scheme is adopted:
a ventilation and heat dissipation structure of a display driving main board comprises an installation shell, a heat dissipation module and a plurality of heat dissipation modules, wherein the installation shell is used for installing the driving main board; the heat dissipation module comprises a heat dissipation fan component, a heat conduction plate, a first fixing component and a radiator arranged in the heat dissipation fan component; one end of the heat conducting plate covers the top of the first heating element of the driving main plate and is fixedly arranged on the driving main plate through a first fixing component; the other end of the heat conducting plate is inserted into the radiator, and the heat conducting plate is used for conducting heat generated by the first heating element to the radiator so that the heat radiating fan assembly blows the heat to the outside through the air vent.
Further, the heat dissipation fan assembly comprises a heat dissipation shell and a heat dissipation fan; the heat dissipation shell is provided with a first installation cavity with an opening at one side, and the heat dissipation fan is arranged in the first installation cavity; the opening of the heat dissipation shell is arranged towards the vent hole on one side of the installation shell, the opening of the heat dissipation shell is further connected with an air outlet channel, and the radiator is embedded in the air outlet channel.
Further, the radiator comprises a radiating seat and a plurality of radiating fins; the cross section of the heat dissipation seat is in a U-shaped structure, and a plurality of heat dissipation fins are arranged between two U-shaped vertical ends of the heat dissipation seat in parallel at intervals in the length direction of the heat dissipation seat; the U-shaped two vertical end outsides of the heat dissipation seat are perpendicular to the length direction of the heat dissipation seat and are respectively provided with a guide strip, two inner side walls of the air outlet channel are respectively provided with a guide groove corresponding to the guide strips, and the heat dissipation seat is embedded in the air outlet channel through the guide strips and the guide grooves.
Furthermore, a slot is further formed in the lower portion of the outer side of one of the U-shaped vertical ends of the heat dissipation seat, a jack is further formed in a position, corresponding to the slot, of one side wall of the air outlet channel, and one end of the heat conduction plate is inserted into the radiator through the jack and the slot.
Furthermore, the first fixing assembly comprises a fixing shell, and the fixing shell is provided with a second mounting cavity, wherein one side and the bottom of the second mounting cavity are provided with openings; one end of the heat conducting plate is inserted into the second mounting cavity through an opening positioned on one side of the fixed shell, and the heat conducting plate is covered on the first heating element through an opening positioned on the bottom of the fixed shell; the two opposite outer sides of the fixed shell are respectively provided with an extending part, each extending part is provided with a mounting hole, and the fixed shell is fixedly arranged on the driving main board through the mounting holes.
Furthermore, the ventilation hole is opened in the top and the bottom of installation shell, and the opening orientation of heat dissipation casing is located the ventilation hole arrangement of installation shell bottom.
Further, still install the heat insulating board in the installation shell, the heat insulating board is arranged between drive mainboard and heat dissipation module perpendicularly installation shell length direction, and still offers the breach that is used for the heat-conducting plate to pass on the heat insulating board.
Further, the ventilation and heat dissipation structure of the display driving main board further comprises a back shell connected with the mounting shell in a clamping mode, and a containing cavity for mounting the driving main board and the heat dissipation module is formed between the mounting shell and the back shell.
Adopt above-mentioned scheme, the beneficial effects of the utility model are that:
1) the heat dissipation fan has the advantages that the design is reasonable, the structure is compact, the wind power resource waste can be avoided by adopting a mode of carrying out centralized heat dissipation on the heating elements, the heat dissipation efficiency is improved, the installation number of the heat dissipation fans is reduced, the space is saved, the cost is reduced, and the practicability is high;
2) the radiator and the radiating fan assembly are convenient to assemble and disassemble and maintain, the whole structure adopts a modular design, only slight modification is needed, the radiator can be suitable for radiating different types of driving main boards, and the universality is strong;
3) the installation shell is internally provided with a heat insulation plate which can isolate heat generated by the driving mainboard, so that the heat radiation module can perform centralized heat radiation on the heat insulation plate, and the heat radiation effect is improved.
Drawings
FIG. 1 is an exploded view of the present invention;
fig. 2 is an exploded view of the heat dissipation module of the present invention;
FIG. 3 is an enlarged partial view of part A of FIG. 2;
fig. 4 is a perspective view of the heat conducting plate and the first fixing member of the present invention;
wherein the figures identify the description:
1-mounting a housing; 2, driving the main board;
3-a heat dissipation module; 4-a first heat-generating element;
5, insulating boards; 11-vent hole;
31-a heat dissipation fan assembly; 32-a thermally conductive plate;
33 — a first fixing component; 34-a heat sink;
51-a notch; 311 — a heat dissipation housing;
312 — a radiator fan; 313 — a first mounting cavity;
314-an air outlet channel; 315-guide groove;
316-a socket; 331-a stationary shell;
332 — an extension; 333-mounting hole;
341-heat dissipation seat; 342-a heat sink;
343-guide strips; 344 — slot.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1 to 4, the utility model provides a ventilation and heat dissipation structure of a display driving main board, which comprises a mounting shell 1, wherein the mounting shell 1 is used for mounting a driving main board 2, the ventilation and heat dissipation structure further comprises a heat dissipation module 3, ventilation holes 11 are arranged around the mounting shell 1, and the heat dissipation module 3 is arranged in the mounting shell 1 near the ventilation holes 11; the heat dissipation module 3 comprises a heat dissipation fan component 31, a heat conduction plate 32, a first fixing component 33, and a heat sink 34 installed in the heat dissipation fan component 31; one end of the heat conducting plate 32 covers the top of the first heating element 4 and is fixed on the driving main board 2 through a first fixing component 33; the other end of the heat conduction plate 32 is inserted into the heat sink 34, and the heat conduction plate 32 is used for conducting the heat generated by the first heat generating element 4 to the heat sink 34, so that the heat dissipating fan assembly 31 blows the heat to the outside through the ventilation hole 11.
In this embodiment, the first heat generating component 4 is a CPU, which is a main heat generating source on the driving motherboard 2, and when the driving motherboard 2 is cooled, the first heat generating component 4 on the driving motherboard 2 is firstly conducted to the heat sink 34 through the heat conducting plate 32, and then the heat is blown to the outside through the air vent 11 through the heat dissipating fan assembly 31, so as to realize the concentrated heat dissipation of the first heat generating component 4 on the driving motherboard 2, and because the concentrated heat dissipation of the first heat generating component 4 is adopted, the waste of wind power resources can be avoided, so that the heat dissipating efficiency is improved, and the installation number of the heat dissipating fans 312 is reduced, the space is saved, and the cost is reduced; the heat conducting plate 32 is made of a strong heat conducting material, so that the heat conducting performance is good, and the heat conducting plate 32 directly covers the top of the first heating element 4, so that heat generated by the first heating element 4 can be directly conducted to the radiator 34, the heat is prevented from being dissipated in the installation shell 1, and the temperature of the whole installation shell 1 can be ensured to be in a low-temperature state; the vent holes 11 are formed in the periphery of the installation shell 1, and the heat dissipation module 3 is arranged close to the vent holes 11, so that the heat dissipation module 3 can blow heat to the outside in time, and the heat dissipation efficiency is improved; furthermore, the utility model discloses still include the backshell (not shown in the figure), the backshell is connected with 1 block of installation shell, and forms one between installation shell 1 and the backshell and hold the chamber, and drive mainboard 2, heat dissipation module 3 are all installed in holding the intracavity, can protect drive mainboard 2 not receive the damage, improve the security.
Preferably, the heat dissipation fan assembly 31 includes a heat dissipation housing 311, a heat dissipation fan 312; the heat dissipation housing 311 is provided with a first installation cavity 313 with an opening at one side, and the heat dissipation fan 312 is arranged in the first installation cavity 313; the opening of the heat dissipation housing 311 is disposed toward the vent hole 11 located on one side of the mounting case 1, the opening of the heat dissipation housing 311 is further connected with an air outlet channel 314, and the heat sink 34 is embedded in the air outlet channel 314. The overall structure of the heat dissipation housing 311 is cylindrical (the upper cover of the heat dissipation housing 311 is omitted in the figure), the cross section of the opening of the heat dissipation housing 311 is splayed, the wind power generated by the heat dissipation fan 312 can be output to the maximum, and meanwhile, the ventilation channel can concentrate the wind power generated by the heat dissipation fan 312 to avoid leakage, so that the wind power is concentrated, and the heat dissipation effect is improved.
Preferably, the heat sink 34 includes a heat sink 341, a plurality of fins 342; the cross section of the heat dissipation seat 341 is a U-shaped structure, and a plurality of heat dissipation fins 342 are arranged in parallel and at intervals between two U-shaped vertical ends of the heat dissipation seat 341 in the length direction of the heat dissipation seat 341; the outer sides of the two U-shaped vertical ends of the heat sink 341 are respectively provided with a guide bar 343 perpendicular to the length direction thereof, the two inner side walls of the air outlet channel 314 are respectively provided with a guide groove 315 corresponding to the guide bars 343, and the heat sink 341 is embedded in the air outlet channel 314 through the guide bars 343 and the guide grooves 315. The plurality of radiating fins 342 are arranged between the two U-shaped vertical ends of the radiating base 341 in parallel at intervals, and the radiating area can be increased due to the interval arrangement of the radiating fins 342, so that the radiating efficiency is improved; the heat dissipation seat 341 is embedded in the air outlet channel 314 through the guide bar 343 and the guide groove 315, so that the installation and the disassembly are convenient, and the maintenance is convenient; meanwhile, the heat dissipation seat 341 is designed to have a U-shaped structure, so that the structure is compact, the space is saved, the structure is stable, and the heat dissipation seat is not easy to fall off.
Preferably, a slot 344 is further formed at a lower portion of an outer side of one of the U-shaped vertical ends of the heat sink 341, a plug hole 316 is further formed at a position of a side wall of the air outlet channel 314 corresponding to the slot 344, and one end of the heat conducting plate 32 is inserted into the heat sink 34 through the plug hole 316 and the slot 344. During assembly, the heat dissipating seat 341 may be inserted into the air outlet channel 314 through the guiding strips 343 and the guiding grooves 315, such that the insertion groove 344 corresponds to the insertion hole 316, and then one end of the heat conducting plate 32 is inserted into the insertion groove 344 through the insertion hole 316.
Preferably, the first fixing component 33 includes a fixing shell 331, and the fixing shell 331 is provided with a second mounting cavity having an opening at one side and at the bottom; one end of the heat conducting plate 32 is inserted into the second mounting cavity through an opening at one side of the fixing shell 331, and the fixing shell 331 covers the heat conducting plate 32 on the first heating element 4 through an opening at the bottom of the fixing shell 331; two outer sides of the fixing shell 331 are respectively provided with an extending portion 332, each extending portion 332 is provided with a mounting hole 333, and the fixing shell 331 is fixedly mounted on the driving main board 2 through the mounting holes 333. An opening is formed in the bottom of the second mounting cavity, after one end of the heat conduction plate 32 is inserted into the second mounting cavity, a gap is reserved between the heat conduction plate 32 and the bottom of the second mounting cavity, so that when the heat conduction plate 32 covers the top of the first heat-generating element 4, the second mounting cavity can completely wrap the first heat-generating element, and heat leakage is avoided; the fixing shell 331 can be installed on the driving main board 2 through the installation shell 1 on the extension portion 332 of the fixing shell 331, operation is convenient, in addition, the first fixing component 33 adopts a modular design, can be adjusted according to the type and the size of the first heating component, and universality is strong.
Preferably, the vent holes 11 are opened at the top and the bottom of the mounting case 1, and the opening of the heat dissipation case 311 is disposed toward the vent holes 11 at the bottom of the mounting case 1. Because various control buttons (such as volume buttons and the like) are generally arranged on two sides of the mounting shell 1, the vent holes 11 are arranged at the top and the bottom of the mounting shell 1, and the mounting of the control buttons is not influenced; the opening of the heat dissipation housing 311 is disposed toward the vent hole 11 at the bottom, so that heat can be dissipated to the outside in time, thereby improving heat dissipation efficiency.
Preferably, a heat insulation plate 5 is further installed in the installation shell 1, the heat insulation plate 5 is arranged between the driving main board 2 and the heat dissipation module 3 in a direction perpendicular to the length direction of the installation shell 1, and a notch 51 for the heat conduction plate 32 to pass through is further formed in the heat insulation plate 5. The heat insulation plate 5 is made of a material with strong heat insulation capacity, is arranged between the driving mainboard 2 and the heat dissipation module 3, and can insulate heat generated by the driving mainboard 2, so that the heat dissipation module 3 can dissipate heat intensively, and the heat dissipation effect is improved; the heat-conducting plate 32 can be passed through the heat-insulating plate 5 through the notch 51 of the heat-insulating plate 5 so as to cover the heat-conducting plate 32 on the top of the first heat-generating element 4 for easy operation.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. A ventilation and heat dissipation structure of a display driving main board comprises a mounting shell, wherein the mounting shell is used for mounting the driving main board, and the ventilation and heat dissipation structure is characterized by further comprising a heat dissipation module; the heat dissipation module comprises a heat dissipation fan component, a heat conduction plate, a first fixing component and a radiator arranged in the heat dissipation fan component; one end of the heat conducting plate covers the top of the first heating element of the driving main plate and is fixedly arranged on the driving main plate through a first fixing component; the other end of the heat conducting plate is inserted into the radiator, and the heat conducting plate is used for conducting heat generated by the first heating element to the radiator so that the heat radiating fan assembly blows the heat to the outside through the air vent.
2. The ventilation and heat dissipation structure of a display driving motherboard according to claim 1, wherein the heat dissipation fan assembly comprises a heat dissipation housing, a heat dissipation fan; the heat dissipation shell is provided with a first installation cavity with an opening at one side, and the heat dissipation fan is arranged in the first installation cavity; the opening of the heat dissipation shell is arranged towards the vent hole on one side of the installation shell, the opening of the heat dissipation shell is further connected with an air outlet channel, and the radiator is embedded in the air outlet channel.
3. The ventilation and heat dissipation structure of the display driving main board according to claim 2, wherein the heat sink comprises a heat sink, a plurality of heat dissipation fins; the cross section of the heat dissipation seat is in a U-shaped structure, and a plurality of heat dissipation fins are arranged between two U-shaped vertical ends of the heat dissipation seat in parallel at intervals in the length direction of the heat dissipation seat; the U-shaped two vertical end outsides of the heat dissipation seat are perpendicular to the length direction of the heat dissipation seat and are respectively provided with a guide strip, two inner side walls of the air outlet channel are respectively provided with a guide groove corresponding to the guide strips, and the heat dissipation seat is embedded in the air outlet channel through the guide strips and the guide grooves.
4. The ventilation and heat dissipation structure of claim 3, wherein a slot is further formed at a lower portion of an outer side of one of the U-shaped vertical ends of the heat dissipation base, a plug hole is further formed at a position of a side wall of the air outlet channel corresponding to the slot, and one end of the heat conductive plate is inserted into the heat sink through the plug hole and the slot.
5. The ventilation and heat dissipation structure of the display driving main board according to claim 4, wherein the first fixing component comprises a fixing shell, and the fixing shell is provided with a second mounting cavity with an opening at one side and at the bottom; one end of the heat conducting plate is inserted into the second mounting cavity through an opening positioned on one side of the fixed shell, and the heat conducting plate is covered on the first heating element through an opening positioned on the bottom of the fixed shell; the two opposite outer sides of the fixed shell are respectively provided with an extending part, each extending part is provided with a mounting hole, and the fixed shell is fixedly arranged on the driving main board through the mounting holes.
6. The ventilation and heat dissipation structure for a display driving motherboard according to claim 5, wherein the ventilation holes are opened at the top and bottom of the mounting case, and the opening of the heat dissipation case is disposed toward the ventilation hole at the bottom of the mounting case.
7. The ventilation and heat dissipation structure of the display driving main board according to claim 1, wherein a heat insulation board is further installed in the mounting case, the heat insulation board is arranged between the driving main board and the heat dissipation module in a direction perpendicular to the length direction of the mounting case, and a notch for the heat conduction board to pass through is further formed in the heat insulation board.
8. The ventilation and heat dissipation structure of the display driving main board according to claim 1, further comprising a back shell connected with the mounting shell in a clamping manner, wherein a cavity for mounting the driving main board and the heat dissipation module is formed between the mounting shell and the back shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020233299.6U CN211210349U (en) | 2020-02-28 | 2020-02-28 | Ventilation and heat dissipation structure of display driving main board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020233299.6U CN211210349U (en) | 2020-02-28 | 2020-02-28 | Ventilation and heat dissipation structure of display driving main board |
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| CN211210349U true CN211210349U (en) | 2020-08-07 |
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| CN202020233299.6U Active CN211210349U (en) | 2020-02-28 | 2020-02-28 | Ventilation and heat dissipation structure of display driving main board |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112449559A (en) * | 2020-11-27 | 2021-03-05 | 佛山市青松科技股份有限公司 | Outdoor LED display screen radiator |
| CN113905560A (en) * | 2021-10-09 | 2022-01-07 | 深圳科赛威科技有限公司 | Vehicle-mounted navigation system adopting fluid circulation vibration reduction |
| CN116974021A (en) * | 2023-08-02 | 2023-10-31 | 深圳市隆特通信科技有限公司 | Protective housing for optical module with cooling mechanism |
-
2020
- 2020-02-28 CN CN202020233299.6U patent/CN211210349U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112449559A (en) * | 2020-11-27 | 2021-03-05 | 佛山市青松科技股份有限公司 | Outdoor LED display screen radiator |
| CN113905560A (en) * | 2021-10-09 | 2022-01-07 | 深圳科赛威科技有限公司 | Vehicle-mounted navigation system adopting fluid circulation vibration reduction |
| CN116974021A (en) * | 2023-08-02 | 2023-10-31 | 深圳市隆特通信科技有限公司 | Protective housing for optical module with cooling mechanism |
| CN116974021B (en) * | 2023-08-02 | 2024-04-12 | 深圳市隆特通信科技有限公司 | Protective housing for optical module with cooling mechanism |
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