TWM482696U - Bypass cooling device - Google Patents

Description

Bypass cooling device 【0001】

The present invention discloses a bypass cooling device, and more particularly to a bypass cooling device using an existing air conditioning duct to effectively reduce the ambient temperature of the lighting device.

【0002】

At present, the main energy-consuming equipment of the factory building, department store, mass merchandiser and medical institution is air-conditioning system and lighting system. The heat-dissipation problem of the lighting system is more plaguing the industry. When large-scale lighting is required, the lighting device About 80% to 90% of the energy consumed is released in the form of heat, so that the temperature around the lighting device rises and is transmitted to the internal components of the device, resulting in a shortened service life of the lighting device.

[0003]

However, the more common heat sinks are water-cooled heat sinks, heat pipes, and cryogenic wafers. In practice, the weight, configuration, and power load of the equipment must be considered. Therefore, a simple and appropriate heat sink is selected. The problem to be solved.

[0004]

As mentioned above, it is true that the creators of this creation have worked hard for many years to study, think and design a bypass cooling device to improve the lack of existing technology, thereby enhancing the implementation and utilization of the industry.

[0005]

In view of the above-mentioned problems, the purpose of the present invention is to provide a bypass cooling device for guiding the low temperature airflow in the existing air conditioning duct, and using forced convection to cool the temperature of the lighting device to ensure the operation of the lighting device.

[0006]

In view of the above-mentioned conventional problems, the purpose of the present invention is to propose a bypass cooling device, which uses the variable air volume control to adjust the flow rate of the cooling gas to achieve the effects of temperature cooling, flow regulation and energy saving in a timely manner.

【0007】

According to the purpose of the present invention, a bypass cooling device is provided, which is connected to an air conditioning duct to guide the airflow in the air conditioning duct to perform forced convection cooling of the lighting module. The bypass cooling device may include a bypass pipe, a lighting module, a measuring module, and an air volume control module. The bypass duct guides the airflow in the air conditioning duct. The lighting module can include a lighting unit and a heat dissipating unit. The lighting unit is disposed outside the bypass duct to provide illumination, and the heat dissipating unit is embedded in the interior of the bypass duct to dissipate heat. The measuring module can include a temperature measuring unit and a wind speed measuring unit, the temperature measuring unit measures the temperature signal of the heat radiating unit, and the wind speed measuring unit measures the wind speed signal of the bypass pipe. The air volume control module may include an inlet valve, an outlet fan and a control unit. The inlet valve is provided with one end of the bypass pipe, and the outlet fan is disposed at the other end of the bypass pipe. The control unit can receive the temperature signal and the wind speed signal to regulate the inlet valve. The opening range and the operating speed of the outlet fan to control the amount of air in the bypass duct.

[0008]

Preferably, the light emitting unit may comprise an LED unit, an incandescent lamp, a halogen lamp or a metal lamp.

【0009】

Preferably, the LED unit may comprise a polycrystalline LED or an array of LEDs.

[0010]

Preferably, the heat dissipation unit may include a heat sink, a heat dissipation pipe, a heat dissipation fin, or a combination thereof.

[0011]

Preferably, the temperature measuring unit may comprise an infrared temperature sensor, a thermistor or a combination thereof.

[0012]

Preferably, the wind speed measuring unit may comprise a hot wire anemometer, a rotary anemometer, a wind cup anemometer or a combination thereof.

[0013]

Preferably, the control unit may comprise a microprocessor, an IC control circuit or an electronic device.

[0014]

Preferably, the air volume control module further comprises a rectifying unit, and the rectifying unit is disposed at the rear end of the inlet valve to stabilize the air flow introduced in the air conditioning duct.

[0015]

The main purpose of this creation is to provide a bypass cooling device that can have the following advantages without affecting the existing functions:

[0016]

1. Reduce costs: Use existing air conditioning ducts to bypass the low temperature fluid to cool the temperature of the lighting module to reduce the cost of other heat sinks.

[0017]

2. Effective cooling: The high-flow and low-temperature stable airflow is used to force the temperature of the lighting device to cool its service life.

[0018]

In order to make the above-mentioned objects, technical features, and gains after actual implementation more obvious, a more detailed description will be given below with reference to the corresponding drawings in the preferred embodiments.

[0031]

1‧‧‧ bypass cooling device
5‧‧‧Air conditioning duct
10‧‧‧ bypass pipeline
20‧‧‧Lighting module
30‧‧‧Measurement module
40‧‧‧Air volume control module
21‧‧‧Lighting unit
22‧‧‧Heat unit
31‧‧‧ Temperature measuring unit
32‧‧‧Wind speed measuring unit
41‧‧‧Inlet valve
42‧‧‧Export fan
43‧‧‧Control unit
45‧‧‧Rectifier unit
315‧‧‧temperature signal
325‧‧‧Wind speed signal

[0019]

Figure 1 is a block diagram of the bypass cooling device of the present invention.
Figure 2 is a schematic diagram of the bypass cooling device of the present invention.

[0020]

In order to understand the creative characteristics, content and advantages of this creation and the effects that can be achieved by the examiner, the author will use the drawings in detail and explain the following in the form of the examples, and the drawings used therein The subject matter is only for the purpose of illustration and supplementary instructions. It is not necessarily the true proportion and precise configuration after the implementation of the creation. Therefore, the proportions and configuration relationships of the attached drawings should not be interpreted or limited in the actual implementation scope.

[0021]

The advantages, features, and technical methods of the present invention will be more readily understood by referring to the exemplary embodiments and the accompanying drawings, and the present invention may be implemented in various forms and should not be construed as limited thereto. The embodiments set forth herein, and vice versa, will provide a more thorough and complete and complete disclosure of the scope of the present invention, and the present invention will only be The scope of the patent application is defined.

[0022]

Please also refer to Fig. 1 and Fig. 2, which is a block diagram of the bypass cooling device of the present invention, and Fig. 2 is a schematic diagram of the bypass cooling device of the present invention. As can be seen from the figure, the bypass cooling device 1 is connected to the air conditioning duct 5 to guide the air flow in the air conditioning duct 5 to perform forced convection cooling of the lighting module 20, and the bypass cooling device 1 includes the bypass duct 10 The lighting module 20, the measuring module 30 and the air volume control module 40.

[0023]

The bypass duct 10 guides the air flow in the air conditioning duct 5. The lighting module 20 can include a light emitting unit 21 disposed outside the bypass duct 10 to provide illumination, a heat dissipating unit 22 embedded in the interior of the bypass duct 10 for heat dissipation, and the light emitting unit 21 can include an LED unit ( Various illumination devices such as polycrystalline LEDs or arrayed LEDs, incandescent lamps, halogen lamps, or metal lamps, and the heat dissipation unit 22 may select a heat sink, a heat dissipation pipe, a heat dissipation fin, or any combination thereof.

[0024]

The measuring module 30 can include a temperature measuring unit 31 and a wind speed measuring unit 32. The temperature measuring unit 31 measures the temperature signal 315 of the heat radiating unit 22, and the wind speed measuring unit 32 measures the wind speed signal of the bypass duct 10. 325. The temperature measuring unit 31 may include an infrared temperature sensor, a thermistor or a combination thereof, and the wind speed measuring unit 32 may include a hot wire anemometer, a rotary anemometer, a cup anemometer or a combination thereof.

[0025]

The air volume control module 40 can include an inlet valve 41, an outlet fan 42 and a control unit 43. The inlet valve 41 is provided with one end of the bypass pipe 10, and its actual position is the connection between the air conditioning pipe 5 and the bypass pipe 10, and the outlet fan 42 The control unit 43 can receive the temperature signal 315 and the wind speed signal 325 to control the opening range of the inlet valve 41 and the operating speed of the outlet fan 42 to control the air volume in the bypass duct 10. The control unit 43 may include control elements such as a microprocessor, an IC control circuit, or an electronic device. Furthermore, the air volume control module 40 further includes a rectifying unit 45 disposed at the rear end of the inlet valve 41 to stabilize the airflow introduced in the air conditioning duct 5 to stabilize the guided airflow.

[0026]

Further, when the illumination module 20 provides sufficient illumination for the indoor illumination, the thermal energy generated by the illumination unit 21 is transmitted to the inside of the bypass duct 10 by the heat dissipation unit 22 as the temperature measurement unit continues to operate for a long period of time. When the temperature signal 315 at the junction of the heat radiating unit 22 and the light emitting unit 21 is higher than the preset threshold value, the control unit 43 controls the inlet valve 41 disposed at one end of the bypass duct 10 to be opened, and is opened by the inlet valve 41. The range is to regulate the flow of air from the air conditioning duct 5.

[0027]

After the airflow is introduced into the bypass duct 10, the airflow is first stabilized by the rectifying unit 45, and the wind speed signal 325 in the bypass duct 10 is measured by the wind speed measuring unit 32, and the wind speed signal 325 is transmitted. Go to the control unit 43 to control the running speed of the outlet fan 42 to generate sufficient suction force to increase the wind speed of the air flow, and adjust the flow rate of the cooling gas by variable air volume control, so as to achieve the effects of temperature cooling, flow regulation and energy saving in time. .

[0028]

For example, the airflow temperature of the air conditioning duct 5 is 25 ° C, the wind speed ranges from 1 to 3 m/sec, the flow rate is 10 to 15 CMM, the lighting module 20 selects two 60W polycrystalline LED chips, and the heat dissipation unit 22 is aluminum extruded. Type heat sink fins, the running time is set to 6000 sec, but not limited to this.

[0029]

According to the experimental results, the Tj temperature of the LED chip is maintained at 130 ° C, the Tcase temperature is lower than 60 ° C, and the average illuminance is maintained at 2700 lumens, which proves that the bypass heater 1 of the present invention can effectively reduce the illumination module 20 The operating temperature can achieve temperature cooling, flow regulation and energy saving in a timely manner.

[0030]

The embodiments described above are only for explaining the technical idea and characteristics of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement them according to the scope of the patent. That is, the equivalent changes or modifications made by the people in accordance with the spirit revealed by this creation should still be covered by the scope of the patent of this creation.

1‧‧‧ bypass cooling device

10‧‧‧ bypass pipeline

20‧‧‧Lighting module

30‧‧‧Measurement module

40‧‧‧Air volume control module

21‧‧‧Lighting unit

22‧‧‧Heat unit

31‧‧‧ Temperature measuring unit

32‧‧‧Wind speed measuring unit

41‧‧‧Inlet valve

42‧‧‧Export fan

43‧‧‧Control unit

315‧‧‧temperature signal

325‧‧‧Wind speed signal

Claims (8)

[Item 1] A bypass cooling device is connected to an air conditioning duct, and the bypass cooling device comprises:
a bypass pipe guiding the air flow in the air conditioning duct;
A lighting module includes a lighting unit and a heat dissipating unit, the lighting unit is disposed outside the bypass duct to provide illumination, and the heat dissipating unit is embedded in the bypass duct to dissipate heat;
The measuring module comprises a temperature measuring unit and a wind speed measuring unit, wherein the temperature measuring unit measures a temperature signal of the heat dissipating unit, and the wind speed measuring unit measures one of the bypass pipes Wind speed signal
The air volume control module comprises an inlet valve, an outlet fan and a control unit, wherein the inlet valve is provided with one end of the bypass pipe, and the outlet fan is disposed at the other end of the bypass pipe, the control unit is The temperature signal and the wind speed signal are received to control the opening range of the inlet valve and the operating speed of the outlet fan to control the air volume in the bypass duct.
[Item 2] The bypass cooling device of claim 1, wherein the lighting unit comprises an LED unit, an incandescent lamp, a halogen lamp or a metal lamp.
[Item 3] The bypass cooling device of claim 2, wherein the LED unit comprises a polycrystalline LED or an array LED.
[Item 4] The bypass cooling device of claim 1, wherein the heat dissipation unit comprises a heat sink, a heat dissipation pipe, a heat dissipation fin, or a combination thereof.
[Item 5] The bypass cooling device of claim 1, wherein the temperature measuring unit comprises an infrared temperature sensor, a thermistor or a combination thereof.
[Item 6] The bypass cooling device of claim 1, wherein the wind speed measuring unit comprises a hot wire anemometer, a rotary anemometer, a wind cup anemometer or a combination thereof.
[Item 7] The bypass cooling device of claim 1, wherein the control unit comprises a microprocessor, an IC control circuit or an electronic device.
[Item 8] The bypass cooling device of claim 1, wherein the air volume control module further comprises a rectifying unit disposed at a rear end of the inlet valve to stabilize the air flow introduced in the air conditioning duct.