CN115802710A - LED display screen radiating component - Google Patents
LED display screen radiating component Download PDFInfo
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- CN115802710A CN115802710A CN202211524001.7A CN202211524001A CN115802710A CN 115802710 A CN115802710 A CN 115802710A CN 202211524001 A CN202211524001 A CN 202211524001A CN 115802710 A CN115802710 A CN 115802710A
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- exhaust
- shell
- air inlet
- temperature
- air conditioner
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- 238000005057 refrigeration Methods 0.000 claims abstract description 44
- 238000007791 dehumidification Methods 0.000 claims description 25
- 230000017525 heat dissipation Effects 0.000 claims description 17
- 230000001681 protective effect Effects 0.000 claims description 7
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000001816 cooling Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000004378 air conditioning Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The invention relates to the field of LED display screens, in particular to an LED display screen radiating assembly, which comprises a shell, wherein a refrigeration air conditioner is arranged in the shell, and the LED display screen radiating assembly also comprises: the exhaust window is internally provided with an exhaust fan; the exhaust driver is used for driving the starting and stopping of the exhaust fan; the refrigeration drive is used for controlling the starting and stopping of the refrigeration function of the refrigeration air conditioner; the temperature sensor is arranged in the shell and used for detecting the temperature; the controller is respectively electrically connected with the exhaust drive, the refrigeration drive and the temperature sensor, a first temperature value and a second temperature value from low to high are preset in the controller, and when the temperature in the shell is between the first temperature value and the second temperature value, the exhaust fan works; when the temperature in the shell is higher than the second temperature value, the refrigeration air conditioner works, and the invention has the following beneficial effects: the invention can reflect the working temperature of the screen by detecting the temperature in the shell, and can radiate heat in different ways at different temperature states, thereby achieving the purpose of saving electric power while radiating heat effectively.
Description
Technical Field
The invention relates to the field of LED display screens, in particular to an LED display screen heat dissipation assembly.
Background
The LED display screen is a flat panel display, which is composed of small LED module panels, and is used to display various information such as text, images, video, etc. With the development of economy and the continuous progress of society, the LED display screen is very wide in daily application, and is especially applied in outdoor advertising and other scenes. An LED display screen generally comprises a screen and a housing, the screen suitably operating at a temperature between-20 ℃ and 50 ℃. The LED display screen can not convert electric energy into light energy completely when in work, and a part of electric energy is converted into heat energy, so that the temperature in the screen can rise, and the heat dissipation problem of the LED display screen faces huge challenges due to the influence of high-temperature weather in summer. How to keep the heat dissipation good in the high temperature environment becomes a troublesome problem faced by the outdoor LED display screen.
There are two kinds of modes commonly used among the prior art to dispel the heat to the LED display screen, one kind is through installing the fan on the casing for the inside circulation of air of casing cools down the screen, but at high temperature weather and the long-time high-power during operation of screen, the radiating effect is not good. The other is that the air conditioner is installed in the shell for cooling, but the air conditioner is in a long-term running state and has larger power consumption. Therefore, how to save power as much as possible while ensuring the heat dissipation effect is urgently needed to be solved.
Disclosure of Invention
The invention aims to provide an LED display screen heat dissipation assembly which has the characteristic of being capable of guaranteeing the heat dissipation effect and saving electric power.
The technical purpose of the invention is realized by the following technical scheme: the utility model provides a LED display screen radiator unit, includes the casing, sets up refrigeration air conditioner in the casing, still includes:
the exhaust window is arranged on the side surface of the shell, and an exhaust fan is arranged in the exhaust window;
the exhaust driver is used for driving the starting and stopping of the exhaust fan;
the refrigeration drive is used for controlling the starting and stopping of the refrigeration function of the refrigeration air conditioner;
the temperature sensor is arranged in the shell and used for detecting temperature;
the controller is respectively electrically connected with the exhaust drive, the refrigeration drive and the temperature sensor, a first temperature value and a second temperature value from low to high are preset in the controller, and when the temperature in the shell is lower than the first temperature value, the exhaust fan and the refrigeration air conditioner stop working; when the temperature in the shell is between a first temperature value and a second temperature value, only the exhaust fan works; when the temperature in the shell is higher than the second temperature value, only the refrigeration air conditioner works.
By adopting the technical scheme, when the temperature in the shell is lower than the first temperature value, the screen is at the proper working temperature, and heat dissipation is not needed, so that an exhaust fan and a refrigeration air conditioner are not needed to be started for cooling, and electric power is saved; when the temperature in the shell is between the first temperature value and the second temperature value, the working temperature of the screen is slightly higher, and at the moment, only the exhaust fan is started to dissipate heat in a mode of accelerating air circulation in the shell; when the temperature in the shell is higher than the second temperature value, the working temperature of the screen is high, the temperature needs to be quickly reduced, the refrigeration air conditioner is started at the moment, cold air emitted by the refrigeration air conditioner is used for carrying out heat exchange, and the temperature is quickly reduced.
Preferably, still be provided with the air inlet window on the casing, be provided with the air inlet fan in the air inlet window, the air inlet fan is including being used for controlling its air inlet drive that opens and stop, and the air inlet drive is connected with the controller electricity, and the air inlet fan opens and stops with the air discharge fan simultaneously.
Through adopting above-mentioned technical scheme, start the air inlet fan when starting the air discharge fan, further accelerate the air flow rate in the casing.
Preferably, the air inlet window and the air inlet fan are both arranged at the bottom of the shell.
Through adopting above-mentioned technical scheme, prevent that debris such as rainwater from entering into the inside of casing through the air inlet window.
Preferably, protective nets are arranged at the exhaust windows and the air inlet windows, and the protective nets are close to the inner portion of the shell relative to the exhaust windows and the air inlet windows.
Through adopting above-mentioned technical scheme, prevent when overhauing that staff's clothing is drawn into in exhaust fan and the air inlet fan.
Preferably, an opening and closing mechanism for controlling opening and closing of the exhaust window and the intake window is provided in the housing.
Through adopting above-mentioned technical scheme, when refrigerating air conditioner refrigerates, use closing mechanism to close exhaust window and air inlet window, when the air conditioning that makes refrigerating air conditioner blow off carries out the heat exchange in the casing, air conditioning can not escape from exhaust window and air inlet window, reduces the waste of air conditioning.
Preferably, the opening and closing mechanism comprises slide rails arranged at the exhaust window and the air inlet window, the slide rails are connected with the baffle in a sliding manner, and a plurality of electric push rods used for driving the baffle to move are arranged in the shell.
By adopting the technical scheme, the electric push rod is utilized to push the baffle plate to slide along the slide rail, and when the exhaust window and the air inlet window are closed, the baffle plate is pushed to block the exhaust window and the air inlet window; when the exhaust window and the air inlet window are opened, the baffle is pushed, so that the exhaust window and the air inlet window are based on the principle of the baffle.
Preferably, the electric push rod comprises a motor drive, the motor drive is connected with the controller, and when the refrigeration air conditioner stops, the electric push rod drives the baffle plate to open the exhaust window and the air inlet window; when the refrigeration air conditioner starts a refrigeration function, the electric push rod drives the baffle plate to close the exhaust window and the air inlet window.
By adopting the technical scheme, when the refrigeration air conditioner starts and stops, the controller sends a signal to the motor drive, so that the electric push rod automatically drives the baffle to move, and the exhaust window and the air inlet window are opened and closed.
Preferably, the method further comprises the following steps:
the dehumidifying air conditioner is arranged in the shell;
the dehumidification driving device is electrically connected with the controller and is used for controlling the start and stop of the dehumidification function of the dehumidification air conditioner;
the humidity sensor is arranged in the shell and used for detecting the humidity in the shell, and when the humidity in the shell is lower than a preset numerical value, the dehumidification air conditioner is kept closed; when the humidity in the shell is higher than a preset value, the dehumidifying air conditioner is started.
Through adopting above-mentioned technical scheme, when the humidity in the casing is too high, dehumidify through dehumidification air conditioner, prevent that the humidity in the casing is too high, lead to the components and parts in the screen impaired.
Preferably, the method further comprises the following steps:
the turbulent fan is arranged inside the shell;
and the turbulent flow drive is electrically connected with the controller and used for controlling the start and stop of the turbulent flow fan, and when the refrigeration air conditioner or the dehumidification air conditioner is started, the turbulent flow fan is started.
Through adopting above-mentioned technical scheme, when dehumidification and refrigeration, the vortex fan makes the quick circulation of air in the casing, and abundant and screen contact reaches rapid cooling and dehumidification's effect.
In conclusion, the invention has the following beneficial effects: the invention reflects the working temperature of the screen by detecting the temperature in the shell, adopts different modes to carry out heat dissipation in different temperature states, achieves the purpose of saving electric power while effectively dissipating heat, and simultaneously has a dehumidification function to prevent elements in the screen from being damped.
Drawings
FIG. 1 is a schematic structural view of a housing in the embodiment;
FIG. 2 is an enlarged schematic view of section A of FIG. 1;
FIG. 3 is a schematic view of an opening and closing structure in the embodiment;
fig. 4 is a schematic diagram of a connection relationship between the controller and each unit in the embodiment.
In the figure, 1, a housing; 11. a protective net; 2. a refrigeration air conditioner; 3. a dehumidification air conditioner; 4. a turbulent fan; 5. an exhaust window; 51. an exhaust fan; 6. an air inlet window; 61. an air inlet fan; 7. an opening and closing mechanism; 71. a slide rail; 72. a baffle plate; 73. an electric push rod.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications without inventive contribution to the present embodiment as required after reading the present specification, but all of them are protected by patent law within the scope of the present invention.
Example (b): a heat dissipation assembly for an LED display screen is shown in FIG. 1, and the main body of the heat dissipation assembly is a casing 1, and a screen (not shown in the figure) is installed on the front surface of the casing 1. Two air conditioners, namely a refrigeration air conditioner 2 and a dehumidification air conditioner 3, are installed inside the shell 1. The refrigeration air conditioner 2 and the dehumidification air conditioner 3 respectively have a refrigeration drive for driving the refrigeration and a dehumidification drive for driving the dehumidification, and the external units of the refrigeration air conditioner 2 and the dehumidification air conditioner 3 are mounted outside the casing 1 (not shown in the figure).
The upper parts of the two sides of the shell 1 are respectively provided with an exhaust window 5, and an exhaust fan 51 is arranged in the exhaust window 5. Two air inlet windows 6 are arranged at the bottom of the shell 1, and an air inlet fan 61 is arranged in each air inlet window 6. Protective nets 11 are installed in the exhaust louvers 5 and the intake louvers 6, and the protective nets 11 are installed at a side closer to the inside of the casing 1 than the exhaust fan 51 and the intake fan 61. The inner wall of the shell 1 is provided with an opening and closing mechanism 7 which is used for opening and closing the exhaust window 5 and the air inlet window 6 at the positions close to the exhaust window 5 and the air inlet window 6. The top wall in the shell 1 is provided with a turbulent fan 4, and the turbulent fan 4 is arranged downwards. The turbulent fan 4 includes a turbulent drive.
As shown in fig. 2 and 3, taking the opening and closing mechanism 7 at the exhaust window 5 as an example, the opening and closing mechanism 7 includes slide rails 71 provided along both sides of the exhaust window 5, and a baffle 72 is slidably connected to the slide rails 71. An electric push rod 73 is fixedly arranged on the inner wall of the shell 1 at a position close to one end of the slide rail 71, and the electric push rod 73 is connected with the baffle 72. The electric push rod 73 can drive the baffle plate 72 to move along the slide rail 71, so as to open or close the exhaust fan 51. The electric push rod 73 includes a motor drive therein for driving the operation thereof.
A controller, a temperature sensor and a humidity sensor are respectively installed in the casing 1, and as shown in fig. 4, the controller is respectively connected with the temperature sensor, the humidity sensor, the refrigeration drive, the dehumidification drive, the exhaust drive, the air intake drive, the turbulent flow drive and the motor drive.
The controller can use a common singlechip or a PLC microcontroller. Software and hardware such as a temperature sensor, a humidity sensor, a refrigeration drive, a dehumidification drive, an exhaust drive, an air inlet drive, a turbulent flow drive, a motor drive and the like belong to the prior art, and the invention does not relate to improvement of the product, so that the details are not repeated.
The using method comprises the following steps: before use, the exhaust window 5 and the air inlet window 6 are in an open state, and a first temperature value, a second temperature value and a humidity value are set in the controller. In this embodiment, the first temperature value is 20 ℃, the second temperature value is 50 ℃, and the humidity value is 85% relative humidity.
When the temperature sensor detects that the temperature in the casing 1 is lower than the first temperature value, the exhaust fan 51, the intake fan 61 and the cooling air conditioner 2 are in a closed state.
When the temperature sensor detects that the temperature in the housing 1 is between the first temperature value and the second temperature value, the controller controls the exhaust fan 51 and the intake fan 61 to be opened through exhaust driving and intake driving, and the inside of the housing 1 is cooled.
When the temperature sensor detects that the temperature in the housing 1 exceeds a second temperature value, the controller is driven by the motor to control the electric push rod 73 to push the baffle plate 72, close the exhaust window 5 and the air inlet window 6, and close the exhaust fan 51 and the air inlet fan 61. The controller drives the refrigeration air conditioner 2 to be opened through refrigeration and drives the turbulent flow fan 4 to be opened through turbulent flow. The cold air blown out by the refrigeration air conditioner 2 flows in the shell 1 fully for heat exchange through the turbulent flow fan 4, and meanwhile, the baffle 72 seals the interior of the shell 1 more, so that the escape of the cold air is reduced, and further, the interior of the shell 1 is subjected to sufficient heat exchange.
When humidity in the casing 1 is higher than the first humidity value, the controller starts the dehumidification air conditioner 3 through dehumidification drive, dehumidifies, and the colleague passes through the vortex drive, and control vortex fan 4 starts, makes dry air and screen fully contact for the speed of dehumidification.
Claims (9)
1. The utility model provides a LED display screen radiator unit, includes casing (1), sets up refrigeration air conditioner (2) in casing (1), its characterized in that still includes:
the exhaust window (5) is arranged on the side surface of the shell (1), and an exhaust fan (51) is arranged in the exhaust window (5);
the exhaust drive is used for driving the starting and stopping of the exhaust fan (51);
the refrigeration drive is used for controlling the starting and stopping of the refrigeration function of the refrigeration air conditioner (2);
the temperature sensor is arranged in the shell (1) and used for detecting temperature;
the controller is respectively electrically connected with the exhaust drive, the refrigeration drive and the temperature sensor, a first temperature value and a second temperature value from low to high are preset in the controller, and when the temperature in the shell (1) is lower than the first temperature value, the exhaust fan (51) and the refrigeration air conditioner (2) stop working; when the temperature in the shell (1) is between a first temperature value and a second temperature value, only the exhaust fan (51) works; when the temperature in the shell (1) is higher than the second temperature value, only the refrigeration air conditioner (2) works.
2. The LED display screen heat dissipation assembly as recited in claim 1, wherein the housing (1) is further provided with an air inlet window (6), an air inlet fan (61) is disposed in the air inlet window (6), the air inlet fan (61) comprises an air inlet drive for controlling the on-off of the air inlet fan, the air inlet drive is electrically connected with the controller, and the air inlet fan (61) and the exhaust fan (51) are simultaneously turned on and off.
3. The LED display screen heat dissipation assembly of claim 2, wherein the air inlet window (6) and the air inlet fan (61) are both arranged at the bottom of the housing (1).
4. The LED display screen heat dissipation assembly as recited in claim 3, wherein protective screens (11) are disposed at the exhaust windows (5) and the air inlet windows (6), and the protective screens (11) are close to the inside of the housing (1) relative to the exhaust windows (5) and the air inlet windows (6).
5. The LED display screen heat dissipation assembly as recited in claim 2, wherein an opening and closing mechanism (7) for controlling the opening and closing of the exhaust window (5) and the air inlet window (6) is arranged in the housing (1).
6. The LED display screen heat dissipation assembly according to claim 5, wherein the opening and closing mechanism (7) comprises a slide rail (71) disposed at the exhaust window (5) and the air inlet window (6), the baffle (72) is slidably connected in the slide rail (71), and a plurality of electric push rods (73) for driving the baffle (72) to move are disposed in the housing (1).
7. The LED display screen heat dissipation assembly according to claim 6, wherein the electric push rod (73) comprises a motor drive, the motor drive is connected with the controller, and when the refrigeration air conditioner (2) stops, the electric push rod (73) drives the baffle (72) to open the exhaust window (5) and the air inlet window (6); when the refrigeration air conditioner (2) starts a refrigeration function, the electric push rod (73) drives the baffle (72) to close the exhaust window (5) and the air inlet window (6).
8. The LED display screen heat dissipation assembly of claim 7, further comprising:
a dehumidifying air conditioner (3) disposed inside the casing (1);
the dehumidification drive is electrically connected with the controller and is used for controlling the start and stop of the dehumidification function of the dehumidification air conditioner (3);
the humidity sensor is arranged in the shell (1) and used for detecting the humidity in the shell (1), and when the humidity in the shell (1) is lower than a preset value, the dehumidification air conditioner (3) is kept closed; when the humidity in the shell (1) is higher than a preset value, the dehumidifying air conditioner (3) is started.
9. The LED display screen heat sink assembly of claim 8, further comprising:
the turbulent flow fan (4) is arranged inside the shell (1);
and the turbulent flow drive is electrically connected with the controller and used for controlling the start and stop of the turbulent flow fan (4), and when the refrigeration air conditioner (2) or the dehumidification air conditioner (3) is started, the turbulent flow fan (4) is started.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211524001.7A CN115802710A (en) | 2022-11-30 | 2022-11-30 | LED display screen radiating component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211524001.7A CN115802710A (en) | 2022-11-30 | 2022-11-30 | LED display screen radiating component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115802710A true CN115802710A (en) | 2023-03-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211524001.7A Pending CN115802710A (en) | 2022-11-30 | 2022-11-30 | LED display screen radiating component |
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| Country | Link |
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| CN (1) | CN115802710A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101075863B1 (en) * | 2011-06-03 | 2011-10-25 | 주식회사 에이알 | Control method for energy saving sensible heat cooling and dehumidifying cooling in thermo-hygrostat |
| CN104181950A (en) * | 2014-09-18 | 2014-12-03 | 国家电网公司 | Electric power outdoor cabinet temperature control system and method |
| CN206004179U (en) * | 2016-06-19 | 2017-03-08 | 刘佳伟 | A kind of distribution box cabinet with radiating dehumidifying insect protected function |
| CN206389679U (en) * | 2017-01-18 | 2017-08-08 | 佛山市力锝光电有限公司 | A kind of LED display double temperature control system |
| CN212873925U (en) * | 2020-09-21 | 2021-04-02 | 福建省威创信息科技有限公司 | Full-color LED display screen with heat dissipation mechanism arranged in front of screen |
| CN115003079A (en) * | 2022-06-09 | 2022-09-02 | 珠海格力电器股份有限公司 | Intelligent shell, control method and intelligent electric appliance |
-
2022
- 2022-11-30 CN CN202211524001.7A patent/CN115802710A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101075863B1 (en) * | 2011-06-03 | 2011-10-25 | 주식회사 에이알 | Control method for energy saving sensible heat cooling and dehumidifying cooling in thermo-hygrostat |
| CN104181950A (en) * | 2014-09-18 | 2014-12-03 | 国家电网公司 | Electric power outdoor cabinet temperature control system and method |
| CN206004179U (en) * | 2016-06-19 | 2017-03-08 | 刘佳伟 | A kind of distribution box cabinet with radiating dehumidifying insect protected function |
| CN206389679U (en) * | 2017-01-18 | 2017-08-08 | 佛山市力锝光电有限公司 | A kind of LED display double temperature control system |
| CN212873925U (en) * | 2020-09-21 | 2021-04-02 | 福建省威创信息科技有限公司 | Full-color LED display screen with heat dissipation mechanism arranged in front of screen |
| CN115003079A (en) * | 2022-06-09 | 2022-09-02 | 珠海格力电器股份有限公司 | Intelligent shell, control method and intelligent electric appliance |
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