TWM600481U - Modular LED heating device - Google Patents

Abstract

A module type LED heating device includes an LED heating module attached to a surface of a heat dissipation structure. The LED heating module includes a plurality of LED light panels, and the LED light panels are spliced with each other in a replaceable manner. The LED lamp board is provided with a large number of LEDs on the top surface, the bottom surface is in contact with the surface of the heat dissipation structure, and the heat dissipation structure is provided with at least one cooling channel or space that can contain cooling liquid or gas; thereby, the modular LED heating device can Used to bake electronic products such as circuit boards and wafers, or sterilize medical supplies such as personal hygiene products (such as masks) with the ultraviolet light of LED; when any LED lamp board in the LED heating module is damaged, it can Directly replace the damaged LED light board, and other undamaged LED light boards can still be used, thereby saving the construction or maintenance cost of the LED device.

Description

Modular LED heating device

This creation relates to the heat dissipation structure, LED heating module and LED light board of a modular LED heating device. It is related to LED heating devices that can be used to bake circuit boards, wafers and other electronic products, which can be assembled in modules The damaged part of the LED is replaced by this, and the damage of the LED caused by the evaporation and seepage of the cooling liquid can be prevented, thereby saving the cost of replacement production and maintenance.

Existing LED technology, in addition to using the light-emitting characteristics of LEDs to provide lighting, it can also use the high temperature emitted by LEDs to heat and bake electronic products, such as drying ink on circuit boards, pre-heating before wafer processing, Panel burn-in test...etc.

In the conventional heating device using LEDs, a large number of LEDs are usually densely arranged on a large-area substrate inside the heating and baking equipment, so that a large number of electronic products can be uniformly heated and baked at the same time; however, when some of the LEDs are damaged At this time, it will cause uneven heating temperature in some areas of the LED heating device, which easily affects the processing yield of electronic products. Therefore, the entire set of LED heating devices must be updated, resulting in the situation that it is difficult to reduce the construction and purchase cost of the LED heating device.

In addition, cooling water is generally introduced to the back of the above-mentioned LED substrate to cool the high temperature generated during the operation of the LED. The general method is to combine the LED substrate on a cooling water channel and fill the gap between the LED substrate and the edge of the cooling water channel. Water glue strip; but due to the long-term influence of the high temperature generated by the LED, the water stop glue strip is easy to age and break, causing the water vapor in the cooling water channel to evaporate and seep around the LED substrate, causing the LED heating device to be damaged by moisture .

In view of this, the author has accumulated many years of research and practical experience in related fields, and specially created a modular LED heating device to improve the lack of the above-mentioned conventional technology.

The main purpose of this creation is to provide a modular LED heating device, which includes an LED heating module attached to the surface of a heat dissipation structure, wherein: the LED heating module includes a plurality of LED light panels, The LED light boards are mutually spliced and molded into a whole in a replaceable manner, the top surface of the LED light board is provided with a plurality of LEDs, and the bottom surface of the LED light board contacts the surface of the heat dissipation structure.

According to the structural features of the aforementioned device, when any LED lamp board or any LED in the LED heating module is damaged, the damaged LED lamp board can be directly replaced, and other undamaged LED lamp boards can still be used. In order to save the construction and purchase cost of the LED heating module, and to improve the problem that the conventional LED heating device must be updated when several LEDs are damaged, which causes the construction, purchase or maintenance cost to be difficult to reduce.

According to the structural features of the aforementioned device, the heat dissipation structure is provided with at least one cooling flow channel capable of containing cooling liquid or gas, and the outer wall of the heat dissipation structure is provided with an input port communicating with the cooling flow channel and a cooling channel communicating with the cooling flow channel. Output port; when in use, the cooling liquid or gas system produces a cooling effect on the LED heating module through the heat dissipation structure. Since the heat dissipation structure 1 is a closed shell, the cooling liquid There is no direct contact with the LED heating module, which can improve the problem that the water vapor in the conventional cooling water channel is easy to evaporate and seep, which causes the LED heating device to be damaged due to moisture.

According to the structural features of the aforementioned device, the input port and the output port are respectively arranged at both ends of the heat dissipation structure, and the cooling channels are set to be plural.

According to the technical features of the aforementioned device, the LED light board is provided with a plurality of perforations, the The surface of the heat dissipation structure is provided with a plurality of screw holes, and a bolt is set between the screw holes and the screw holes.

According to the technical characteristics of the aforementioned device, the LED heating module can be set as an electronic product baking heating module, a personal hygiene product ultraviolet light sterilization module, or a medical product ultraviolet light sterilization module.

According to the technical features of the aforementioned device, at least one fan is arranged inside and/or outside the heat dissipation structure; the fan can be arranged inside the heat dissipation structure, or adjacent to the position of the output port or any other position.

According to the technical features of the aforementioned device, each of the LED light boards is connected to the power source via a power cord.

According to the technical features of the aforementioned device, the LED light boards are electrically connected to each other and connected to the power source by a power cord.

Please refer to the following embodiments and drawings for specific implementation details of the above-mentioned technical means and their production efficiency.

1: Heat dissipation structure

11: surface

12: screw hole

13, 14: cooling runner

15: Input port

16: output port

17: Fan

2, 2a, 2b: LED heating module

21: LED light board

22: Power cord

23: LED

24: Piercing

25: Bolt

3: circuit board

4: Mask

[The first figure] is a three-dimensional schematic diagram of a preferred embodiment of this creation.

[The second figure] is a three-dimensional exploded schematic view of the first figure.

[Third Figure] is a schematic three-dimensional cross-sectional view of the heat dissipation structure in Figure 1.

[Fourth figure] is a three-dimensional schematic diagram of the first figure in use.

[Figure 5] is a schematic side view of another state of use of Figure 1.

[Figure 6] is a schematic side view of another state of use of Figure 1.

Please refer to Figures 1 and 2, which is a preferred embodiment of the modular LED heating device of this invention, which includes an LED heating module 2 provided on the surface of a heat dissipation structure 1.

In the preferred embodiment, the heat dissipation structure 1 is provided with a housing in a closed state up and down, left and right, the LED heating module 2 is provided on the top surface 11 of the heat dissipation structure 1; the LED heating module 2 includes There are a large number of LED light panels 21, each of which is connected to a power source via a power cord 22, and the LED light panels 21 are mutually spliced and molded into a whole in a replaceable manner. The top surface of the LED light board 21 is provided with a plurality of LEDs 23, the LEDs 23 are connected in series with each other by a circuit, the bottom surface of the LED light board 21 contacts the top surface 11 of the heat dissipation structure 1, and the LED light board 21 is provided with a plurality of perforations 24, The top surface 11 of the heat dissipation structure 1 is provided with a plurality of screw holes 12, and a bolt 25 is screwed between the screw holes 12 and the screw holes 12, so that the LED light board 21 is locked on the top surface 11 of the heat dissipation structure 1 through the bolts 25 .

In another feasible embodiment, the LED light boards can be electrically connected to each other and connected to the power source with a power cord.

Please refer to the third figure, the heat dissipation structure 1 is provided with at least one cooling flow channel 13, 14 that can contain cooling liquid or gas, and the outer wall of the heat dissipation structure 1 is provided with an input communicating with the cooling flow channel 13, 14 Port 15 and an output port 16 communicating with the cooling channels 13, 14. The input port 15 and the output port 16 are respectively provided at both ends of the heat dissipation structure 1. In addition, the cooling channels 13, 14 in this embodiment are also Can be set to plural

When in use, the external cooling liquid or gas can enter the cooling flow passages 13, 14 through the input port 15, so that the cooling liquid or gas is simultaneously guided to the output port 16 along the cooling flow passages 13, 14 on both sides. During this period, the cooling liquid or gas system exchanges heat with the LED heating module 2 through the top surface 11 of the heat dissipation structure 1 and produces a cooling effect. Since the heat dissipation structure 1 is in a closed state, the cooling liquid and the LED The heating module 2 will not be in direct contact, so it can improve the conventional cold The water vapor in the cooling water channel is easy to evaporate and seep out, causing the problem of moisture and damage to the LED heating device, thereby greatly extending the durable service life of the LED heating module.

Please refer to the fourth figure. It is worth mentioning that because the LED heating module 2 is connected to each other in a modular manner by a large number of LED light boards 21, and constitutes a large area for heating and drying of densely arranged LEDs 23 Baked noodles, so when any LED lamp board 21 or any LED 23 in the LED heating module 2 is damaged, you only need to remove the bolt 25 of the damaged LED lamp board 21 separately to directly replace the damaged LED The light board 21 can achieve the function of easily replacing and updating any LED light board 21, and other undamaged LED light boards 21 can still be used. According to this, the construction and purchase cost of the LED heating module 2 can be greatly saved, and the conventional LED heating device must be completely updated when several LEDs are damaged, which causes problems such as difficulty in reducing the construction and purchase cost.

Please refer to the fifth figure, the LED heating module 2a can be set as an electronic product baking heating module, which can use clamps and conveyor belts (not shown) to transfer circuit boards 3, wafers, etc. The electronic product passes above the electronic product baking heating module to receive the high temperature heating and baking generated by the electronic product baking heating module.

Please refer to Figure 6, the LED heating module 2b can also be set as an ultraviolet light sterilization module for medical or personal hygiene products. In this embodiment, cooling gas can be used, and the cooling gas is permeable At least one fan 17 is driven, and the fan 17 can be arranged at any position inside or outside the heat dissipation structure 1. As shown in the figure, the fan 17 can be arranged inside the heat dissipation structure 1 adjacent to the output port 16 to drive outside air. It enters the inside of the heat dissipation structure 1 through the input port 15 and drives air out of the heat dissipation structure 1 through the output port 16 to cool the heat dissipation structure 1 and the LED heating module 2b. When in use, clamps and racks (not shown in the figure) can be used to fix or carry personal hygiene products, such as: mask 4, or can be applied to other medical products, etc., and set it in the medical product ultraviolet light sterilization The upper part of the module can receive the ultraviolet light emitted by the ultraviolet light sterilization module and sterilize.

In summary, I believe that the technical structure of this creation and the usability that can be implemented have been disclosed in detail, but the technology of this creation is not limited to this. Anything that is briefly modified based on the above and the scope of patent applications described later. The effective technology should belong to the scope of application of this creation and be described.

1: Heat dissipation structure

15: Input port

16: output port

2: LED heating module

21: LED light board

22: Power cord

23: LED

25: Bolt

Claims (10)

A module type LED heating device includes an LED heating module attached to a surface of a heat dissipation structure, and is characterized in that: The LED heating module includes a plurality of LED lamp panels, and the LED lamp panels are mutually spliced and molded into a whole in a replaceable manner. The top surface of the LED lamp panel is provided with a plurality of LEDs, and the bottom surface of the LED lamp panel contacts the Surface of heat dissipation structure. The modular LED heating device according to claim 1, wherein the heat dissipation structure is provided with at least one cooling channel capable of containing cooling liquid or gas, and the outer wall of the heat dissipation structure is provided with an input port communicating with the cooling channel And an output port communicating with the cooling channel. The modular LED heating device according to claim 2, wherein the input port and the output port are respectively provided at both ends of the heat dissipation structure, and the cooling flow channels are provided in plural. The modular LED heating device according to claim 3, wherein the LED lamp panel is provided with a plurality of perforations, the surface of the heat dissipation structure is provided with a plurality of screw holes, and a bolt is set between the screw holes and the screw holes. The modular LED heating device according to claim 1, wherein at least one fan is provided in at least one of the inside and outside of the heat dissipation structure. According to claim 2 or 3 or 4, the modular LED heating device, wherein the heat dissipation structure is provided with at least one fan adjacent to the output port. The modular LED heating device according to claim 1 or 2 or 3 or 4 or 5, wherein the LED heating module is set as an electronic product baking heating module, a personal hygiene product ultraviolet sterilization module or a One of the UV sterilization modules. The modular LED heating device according to claim 6, wherein the LED heating module It is set as one of an electronic product baking heating module, a personal hygiene product ultraviolet light sterilization module, or a medical product ultraviolet light sterilization module. The modular LED heating device according to claim 1 or 2 or 3 or 4 or 5, wherein each of the LED light boards is connected to a power supply by a power cord; or, the LED light boards are electrically connected to each other and A power cord is connected to the power source. The modular LED heating device according to claim 6, wherein each of the LED light boards is externally connected to the power source by a power cord; or, the LED light boards are electrically connected to each other and are externally connected to the power source by a power cord.

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