CN218866300U - Projector cooling system and projector - Google Patents
Projector cooling system and projector Download PDFInfo
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- CN218866300U CN218866300U CN202223178315.4U CN202223178315U CN218866300U CN 218866300 U CN218866300 U CN 218866300U CN 202223178315 U CN202223178315 U CN 202223178315U CN 218866300 U CN218866300 U CN 218866300U
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Abstract
The application discloses projector cooling system and projector, the projector cooling system includes at least one liquid cooling device, at least one air cooling device, a main control part, at least one first temperature sensor, at least one second temperature sensor, the liquid cooling device includes a liquid storage tank, a pump, a heat receiving part, a heat radiating part, and a pipeline communicating the liquid storage tank, the pump, the heat receiving part and the heat radiating part, the heat receiving part is tightly attached to the heat generating component of the projector; the air-cooled cooling device is used for cooling the fluid flowing through the heat dissipation part; the first temperature sensor detects the temperature of the heated part, the second temperature sensor detects the temperature of fluid or a pipeline between the heat radiating part and the liquid storage tank, and the cooling device is controlled to increase the cooling effect by monitoring the temperatures at different nodes when the temperatures exceed the preset temperature, so that the cooling effect is more effectively ensured.
Description
Technical Field
The application relates to the technical field of projectors, in particular to a projector cooling system and a projector.
Background
A projector, also called a projector, is a device that projects an image or video onto a screen, and operates by irradiating light onto a display element of the image to generate an image, and then projecting the image through a lens.
The image display element of the projector comprises a transmission type for generating an image by using transmission light and a reflection type for generating an image by using reflection light, and in any type, the light of a projection lamp is divided into three colors, namely red, green and blue, and then the image is generated according to the colors; and finally, synthesizing the three-color image into an image through a prism, and projecting the image onto a screen through a lens.
The projector is a product that generates heat by force, and parts such as the light-emitting structure of projector can distribute out a large amount of heat, if not in time distribute out these heats, can cause the harm to electronic components in the projector.
Disclosure of Invention
In view of this, the present application provides a projector cooling system, including a liquid cooling device, an air cooling device and a main control unit, wherein a fluid of the liquid cooling device sequentially flows through a heat receiving unit and a heat dissipating unit from a liquid storage tank and returns to the liquid storage tank, the heat receiving unit is disposed in close contact with a heat generating component of the projector, heat of the heat generating component of the projector is transferred to the heat receiving unit, and the air cooling device is used for cooling the fluid flowing through the heat dissipating unit; the first temperature sensor detects the temperature of the heated part and provides the detected temperature for the main control part, and when the temperature detected by the first temperature sensor is higher than a first preset temperature, the main control part controls the liquid cooling device to increase the water flow or/and the water flow speed; the second temperature sensor detects the temperature of fluid between the heat dissipation part and the liquid storage tank and provides the detected temperature to the main control part, and when the temperature detected by the second temperature sensor is higher than a second preset temperature, the main control part controls the air cooling device to increase the air volume; through the monitoring to the temperature of different nodes, when the temperature surpassed and predetermine the temperature, control cooling device increaseed cooling effect to guarantee cooling effect more effectively. The technical scheme is as follows:
a projector cooling system comprises at least one liquid cooling device, at least one air cooling device, a main control part, at least one first temperature sensor and at least one second temperature sensor, wherein the liquid cooling device comprises a liquid storage tank, a pump, a heated part, a radiating part and a pipeline communicated with the liquid storage tank, the pump, the heated part and the radiating part, and the heated part is arranged close to a heating component of a projector; the air cooling device is used for cooling the fluid flowing through the heat dissipation part; the first temperature sensor detects the temperature of the heated part and provides the detected temperature to the main control part, and when the temperature detected by the first temperature sensor is higher than a first preset temperature, the main control part controls the liquid cooling device to increase water flow; the second temperature sensor detects the temperature of fluid or a pipeline between the heat dissipation part and the liquid storage box, the detected temperature is provided for the main control part, and when the temperature detected by the second temperature sensor is higher than a second preset temperature, the main control part controls the air cooling device to increase the air volume.
In some embodiments, the air-cooled cooling device includes a first motor control unit, a first driving motor, and a fan, and the first motor control unit controls a rotation frequency of the fan according to a signal of the main control unit.
In some embodiments, the projector cooling system is further provided with an alarm, a dust screen is arranged on the outer side of the airflow channel of the fan, an air volume detection device is arranged on the inner side of the airflow channel of the fan, the air volume detection device provides detected air volume for the main control portion, and when the air volume is lower than the preset air volume, the main control portion sends a signal to the alarm to enable the alarm to send an alarm. The alarm comprises a voice alarm, a buzzer or an indicator light.
In some embodiments, the projector cooling system further includes a storage unit configured to store preset information, the preset information including the first preset temperature, the second preset temperature, and the preset air volume, and the storage unit is connected to the main control portion.
The first preset temperature is a temperature value measured by the first temperature sensor when the projector normally works; the second preset temperature is a temperature value measured by the second temperature sensor when the projector normally works, and the preset air volume is the air volume measured by the air volume detection device when the dust screen normally works.
In some embodiments, the projector cooling system further includes a real-time monitoring module, and the real-time monitoring module is connected to the first temperature sensor, the second temperature sensor, the air volume detecting device, and the main control unit, and is configured to record data acquisition time of the first temperature sensor, the second temperature sensor, and the air volume detecting device.
In some embodiments, the water outlet of the pump is provided with a solenoid valve, and the main control part controls the water flow by controlling the solenoid valve.
In some embodiments, the main control controls the water flow by adjusting the speed of the motor of the pump.
The application also provides a projector, which comprises the projector cooling system.
The beneficial effect of this application:
(1) By monitoring the temperatures at different nodes, when the temperatures exceed the preset temperature, the cooling device is controlled to increase the cooling effect, so that the cooling effect is more effectively ensured;
(2) Through the monitoring to the inboard amount of wind of airflow channel of fan, when the amount of wind is less than when predetermineeing the amount of wind, the alarm sends the warning, reminds personnel to clear up the dust screen to guarantee air-cooled cooling effect.
Drawings
FIG. 1 is a schematic view of a schematic configuration of a projector cooling system of the present application;
fig. 2 is a structural frame diagram of the projector cooling system of the present application.
In the figure: 1. a liquid storage tank 2, a pump 3, a pipeline 4, a heat receiving part 5, a heat generating component 6, a heat radiating part 7, a first temperature sensor 8, a second temperature sensor 9, a main control part 10, a storage unit 11, a fan 12, a first driving motor 13, a first motor control part 14 and a pipeline.
Detailed Description
The technical solutions in the embodiments of the present application will be described below clearly and completely with reference to the drawings of the present application, and it is obvious that the embodiments described in the present application are only some embodiments of the present application, and not all embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without any creative effort belong to the protection scope of the present application.
Example 1
Referring to fig. 1 to 2, further describing the present application, a cooling system of a projector includes at least one liquid cooling device, at least one air cooling device, a main control unit 9, at least one first temperature sensor 7, and at least one second temperature sensor 8, where the liquid cooling device includes a liquid storage tank 1, a pump 2, a heat receiving unit 4, a heat dissipating unit 6, and a pipe 14 connecting the liquid storage tank 1, the pump 2, the heat receiving unit 4, and the heat dissipating unit 6, and the heat receiving unit 4 is disposed in close contact with a heat generating component 5 of the projector; the air-cooled cooling device is used for cooling the fluid flowing through the heat dissipation part 6; the first temperature sensor 7 detects the temperature of the heat receiving unit 4 and provides the detected temperature to the main control unit 9, and when the temperature detected by the first temperature sensor is higher than a first preset temperature, the main control unit 9 controls the liquid cooling device to increase the water flow; the second temperature sensor 8 detects the temperature of the fluid or the pipeline between the heat dissipation part 6 and the liquid storage tank 1, and provides the detected temperature for the main control part 9, and when the temperature detected by the second temperature sensor is higher than a second preset temperature, the main control part 9 controls the air cooling device to increase the air volume.
Referring to fig. 1, the air-cooled cooling device includes a first motor control unit 13, a first driving motor 12, and a fan 11, wherein the first motor control unit 13 controls a rotation frequency of the fan 11 according to a signal of the main control unit.
The projector cooling system is characterized in that an alarm is further arranged, a dust screen is arranged on the outer side of an airflow channel of the fan, an air quantity detection device is arranged on the inner side of the airflow channel of the fan, the detected air quantity is provided for the main control portion by the air quantity detection device, and when the air quantity is lower than the preset air quantity, the main control portion sends a signal to the alarm to enable the alarm to send an alarm. The alarm comprises a voice alarm, a buzzer or an indicator light.
Referring to fig. 1, the projector cooling system further includes a storage unit 10 for storing preset information, where the preset information includes the first preset temperature, the second preset temperature, and the preset air volume, and the storage unit 10 is connected to the main control unit 9.
The first temperature sensor 7 detects the temperature of the heated unit 4, the detected temperature is provided for the main control unit 9, the main control unit 9 calls a first preset temperature stored in the storage unit, and when the actual temperature detected by the first temperature sensor is higher than the first preset temperature, the main control unit 9 controls the liquid cooling device to increase the water flow.
The second temperature sensor 8 detects the temperature of fluid or pipeline between the heat dissipation part 6 and the liquid storage tank 1, and provides the detected temperature for the main control part 9, the main control part 9 calls the second preset temperature stored in the storage unit, and when the actual temperature detected by the second temperature sensor is higher than the second preset temperature, the main control part 9 controls the air cooling device to increase the air volume.
The air quantity detection device detects the air quantity in the airflow channel and provides the detected air quantity for the main control part 9, the main control part 9 calls the preset air quantity stored in the storage unit, and when the actual air quantity is lower than the preset air quantity, the main control part sends a signal to the alarm to send an alarm, so that a worker can clean the dust screen.
The first preset temperature is a temperature value measured by the first temperature sensor when the projector works normally; the second preset temperature is a temperature value measured by the second temperature sensor when the projector normally works, and the preset air volume is the air volume measured by the air volume detection device when the dust screen normally works.
Referring to fig. 2, the projector cooling system further includes a real-time monitoring module, and the real-time monitoring module is connected to the first temperature sensor, the second temperature sensor, the air volume detecting device, and the main control unit, and is configured to record data acquisition time of the first temperature sensor, the second temperature sensor, and the air volume detecting device.
The real-time monitoring module starts timing, the first temperature sensor and the second temperature sensor detect the temperature once every 2 minutes until the detected temperature tends to a stable value, and when the stable value is still higher than a preset temperature value, the main control part sends out corresponding control signals.
The real-time monitoring module starts timing, the air quantity detection device detects the air quantity every 2 minutes until the detected air quantity tends to a stable value, and when the stable value is still higher than a preset air quantity value, the main control part sends a signal to the alarm to enable the alarm to send an alarm.
The main control part controls the flow of the liquid cooling device: the water outlet of the pump is provided with an electromagnetic valve, and the main control part controls the water flow by controlling the electromagnetic valve; or the main control part controls the water flow by adjusting the rotating speed of a motor of the pump.
Example 2
A projector comprising the projector cooling system of embodiment 1.
Claims (8)
1. A projector cooling system is characterized in that: the projector comprises at least one liquid cooling device, at least one air cooling device, a main control part, at least one first temperature sensor and at least one second temperature sensor, wherein the liquid cooling device comprises a liquid storage tank, a pump, a heated part, a radiating part and a pipeline communicated with the liquid storage tank, the pump, the heated part and the radiating part, and the heated part is arranged close to a heating component of the projector; the air-cooled cooling device is used for cooling the fluid flowing through the heat dissipation part; the first temperature sensor detects the temperature of the heated part and provides the detected temperature to the main control part, and when the temperature detected by the first temperature sensor is higher than a first preset temperature, the main control part controls the liquid cooling device to increase water flow; the second temperature sensor detects the temperature of fluid or a pipeline between the heat dissipation part and the liquid storage box, the detected temperature is provided for the main control part, and when the temperature detected by the second temperature sensor is higher than a second preset temperature, the main control part controls the air cooling device to increase the air volume.
2. The projector cooling system of claim 1, wherein: the air cooling device comprises a first motor control part, a first driving motor and a fan, wherein the first motor control part controls the rotation frequency of the fan according to a signal of the main control part.
3. The projector cooling system of claim 2, wherein: the projector cooling system is characterized in that an alarm is further arranged, a dust screen is arranged on the outer side of an airflow channel of the fan, an air quantity detection device is arranged on the inner side of the airflow channel of the fan, the detected air quantity is provided for the main control portion by the air quantity detection device, and when the air quantity is lower than the preset air quantity, the main control portion sends a signal to the alarm to enable the alarm to send an alarm.
4. The projector cooling system of claim 3, wherein: the projector cooling system further comprises a storage unit used for storing preset information, the preset information comprises the first preset temperature, the second preset temperature and the preset air volume, and the storage unit is connected with the main control portion.
5. The projector cooling system of claim 3, wherein: the projector cooling system further comprises a real-time monitoring module, wherein the real-time monitoring module is connected with the first temperature sensor, the second temperature sensor, the air volume detection device and the main control part and is used for recording data acquisition time of the first temperature sensor, the second temperature sensor and the air volume detection device.
6. The projector cooling system of claim 1, wherein: the water outlet of the pump is provided with an electromagnetic valve, and the main control part controls water flow by controlling the electromagnetic valve.
7. The projector cooling system of claim 1, wherein: the main control part controls water flow by adjusting the rotating speed of a motor of the pump.
8. A projector is characterized in that: comprising the projector cooling system of any of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223178315.4U CN218866300U (en) | 2022-11-29 | 2022-11-29 | Projector cooling system and projector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223178315.4U CN218866300U (en) | 2022-11-29 | 2022-11-29 | Projector cooling system and projector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218866300U true CN218866300U (en) | 2023-04-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223178315.4U Active CN218866300U (en) | 2022-11-29 | 2022-11-29 | Projector cooling system and projector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218866300U (en) |
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- 2022-11-29 CN CN202223178315.4U patent/CN218866300U/en active Active
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