CN209649763U - LED lamp assembly for UV printing and curing - Google Patents

Abstract

The utility model relates to print cured LED light assembly apparatus for UV, it includes outer housing, the lower port of outer housing lower end is set, the air inlet of outer housing upper end is set, the blower of air inlet is set, the internal box at lower port and being located in outer housing is set, the lower installing port of internal box lower end is set, the LED light being mounted at lower installing port, the upper installing port of internal box upper end is set, the radiator being mounted on installing port, cabinets cavity in the inner box is set, semiconductor chilling plate in cabinets cavity is set, and the air outlet of outer housing lower end is set；It is the utility model is designed reasonably, compact-sized and easy to use.

Description

LED lamp assembly for UV printing and curing

technical field

The utility model relates to an LED lamp assembly device used for UV printing and curing.

Background technique

At present, the power of LED lamp beads can reach 3W per chip, and about 50% of the energy is generated at the PN junction, and the temperature of the PN junction should not exceed 125 degrees; the PN junction is directly connected to the metal substrate, and the temperature of the substrate must not exceed 80 degrees , in order to meet the lamp particle temperature requirements. The cooling problem of the high-energy LED lamp substrate has always plagued the development of the high-energy LED lamp industry. The temperature of the substrate is required to be less than 80 degrees. Ordinary air-cooled and water-cooled methods are close to or exceed 80 degrees. It is difficult to take away the heat of the substrate smoothly, the temperature accumulation is too high, the light decays quickly, and the life of the lamp particles is greatly shortened.

Utility model content

The technical problem to be solved by the utility model is generally to provide an LED lamp assembly device for UV printing and curing; the technical problem solved in detail and the beneficial effects achieved are described in detail in the following content and in conjunction with specific embodiments .

For solving the problems referred to above, the technical scheme that the utility model takes is:

An LED lamp assembly device for UV printing and curing, comprising an outer casing, a lower port arranged at the lower end of the outer casing, an air inlet arranged at the upper end of the outer casing, a fan arranged at the air inlet, an The inner box in the outer shell, the lower installation opening arranged at the lower end of the inner box, the LED lamp installed at the lower installation opening, the upper installation opening arranged at the upper end of the inner box, the radiator installed on the upper installation opening, and the The inner cavity of the inner box, the semiconductor cooling chip arranged in the inner cavity of the box, and the air outlet arranged at the lower end of the outer casing;

The heat-absorbing side of the lower end of the semiconductor refrigeration sheet is set in contact with the upper surface of the LED lamp;

The radiating side of the upper end of the semiconducting refrigerating sheet is arranged in contact with the lower surface of the radiator.

As a further improvement of the above technical solution:

The radiator and the LED lamp are connected by connecting bolts.

The fan is an axial fan, a centrifugal fan or a curtain fan.

Longitudinal passages are arranged on the cooling fins at the upper end of the radiator, and transverse openings are also arranged on the cooling fins.

The connecting bolts and/or the inner box shall be made of heat-insulating boards.

The air outlet is a tapered air outlet with a small inlet and a large outlet.

The upper part of the heat dissipation side or the upper part of the heat absorption side is exposed above the upper mounting opening.

The air outlet is arranged outside the inner box body. Beneficial Effects of the Utility Model The semiconductor refrigeration has advantages such as long service life, convenient use, safety and stability, etc., which are not limited to this description. For better understanding, a more detailed description is made in the specific implementation mode.

Description of drawings

Fig. 1 is a schematic structural view of the utility model cut sideways.

Fig. 2 is a structural schematic diagram of the explosion of the utility model.

Among them: 1. Outer shell; 2. Inner box; 3. Air inlet; 4. LED light; 5. Semiconductor cooling chip; 6. Connecting bolts; 7. Radiator; 8. Fan; 9. Air outlet; 10. 11. Lower installation opening; 12. Upper installation opening; 13. Heat-absorbing side; 14. Heat dissipation side; 15. Longitudinal channel; 16. Transverse opening; 17. Lower port; 18. Tapered air outlet.

Detailed ways

As shown in Figure 1-2, the LED lamp assembly device for UV printing and curing in this embodiment includes an outer casing 1, a lower port 17 arranged at the lower end of the outer casing 1, and an air inlet 3 arranged at the upper end of the outer casing 1 , the fan 8 arranged at the air inlet 3, the inner box 2 arranged at the lower port 17 and located in the outer shell 1, the lower installation port 11 arranged at the lower end of the inner box 2, and the LED light installed at the lower installation port 11 4. The upper installation port 12 provided on the upper end of the inner box body 2, the radiator 7 installed on the upper installation port 12, the box inner cavity 10 set in the inner box body 2, and the semiconductor refrigeration unit set in the box inner cavity 10 sheet 5, and the air outlet 9 arranged at the lower end of the outer casing 1;

The heat-absorbing side 13 at the lower end of the semiconductor cooling sheet 5 is arranged in contact with the upper surface of the LED lamp 4;

The heat dissipation side surface 14 of the upper end of the semiconductor cooling sheet 5 is arranged in contact with the lower surface of the radiator 7 .

The radiator 7 is connected with the LED lamp 4 through the connecting bolt 6 .

Fan 8 is an axial flow fan, a centrifugal fan or a curtain fan.

Longitudinal passages 15 are arranged on the cooling fins at the upper end of the radiator 7, and transverse openings 16 are also arranged on the cooling fins.

The connecting bolts 6 and/or the inner box body 2 adopt heat insulating boards.

The air outlet 9 is a tapered air outlet 18 with a small inlet and a large outlet.

The upper part of the heat dissipation side 14 or the upper part of the heat absorption side 13 is exposed above the upper installation opening 12 .

The air outlet 9 is arranged outside the inner box body 2 .

When using the utility model, the outer shell 1 is the carrier, the inner box 2 realizes support, and can also realize thermal isolation, avoiding hot air from contacting the LED lamp 4; 4 is used for work and generates a large amount of heat. The semiconductor cooling sheet 5 is a standard part, which realizes heat transfer through contact, and transfers the heat to the radiator 7. The connecting bolt 6 realizes fixed connection, and the lamp, cooling sheet, and radiator 7 are formed into a Integral, the fan 8 realizes the wind output, the air outlet 9 realizes the discharge of heat, and can be installed in other positions such as the side, the box cavity 10 is convenient for installation, and can be filled with heat insulating medium to prevent the heat absorbed by the heat dissipation side 14 from being transferred back to the LED lamp 4 , to improve the heat dissipation effect, through the lower port 17, the lower mounting port 11, and the upper mounting port 12 to facilitate the installation of components, the heat-absorbing side 13 and the heat-dissipating side 14 realize heat transfer, and the longitudinal channel 15 and the transverse opening 16 realize the rapid heat transfer from the center , to avoid heat accumulation, the tapered air outlet 18 improves the exhaust effect, and solves the problem of heat dissipation and cooling of the LED lamp.

The specific working process, the airflow direction is air inlet 3-fan 8-radiator 7 upper heat sink-the gap between outer shell 1 and inner box 2-air outlet 9 (conical air outlet 18), heat direction, LED light 4- Heat-absorbing side 13-radiating side 14-longitudinal channel 15/transverse opening 16-gap between outer shell 1 and inner box 2-air outlet 9 (conical air outlet 18).

The utility model is reasonable in design, low in cost, strong and durable, safe and reliable, simple in operation, saves time and effort, saves money, has compact structure and is convenient to use.

The full description of the utility model is for a clearer disclosure, and the prior art will not be exemplified one by one.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present utility model, and are not intended to limit it; although the utility model has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: It is still possible to modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features; it is obvious for those skilled in the art to combine multiple technical solutions of the present invention. However, these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims (8)

1. one kind prints cured LED light assembly apparatus for UV, it is characterised in that: including outer housing (1), be arranged in outer housing (1) lower port (17) of lower end, setting outer housing (1) upper end air inlet (3), blower at air inlet (3) is set (8), be arranged at lower port (17) and be located at outer housing (1) in internal box (2), setting internal box (2) lower end lower peace Dress mouth (11), be mounted at lower installing port (11) LED light (4), setting internal box (2) upper end upper installing port (12), peace Radiator (7) on upper installing port (12), is arranged in cabinets cavity the cabinets cavity (10) being arranged in internal box (2) (10) air outlet (9) of semiconductor chilling plate (5) in and setting in outer housing (1) lower end；

The heat absorption side (13) of semiconductor chilling plate (5) lower end contacts setting with LED light (4) upper surface；

The heat dissipation side (14) of semiconductor chilling plate (5) upper end and radiator (7) following table face contact are arranged.

2. according to claim 1 print cured LED light assembly apparatus for UV, it is characterised in that: radiator (7) Pass through connection bolt (6) connection with LED light (4).

3. according to claim 1 print cured LED light assembly apparatus for UV, it is characterised in that: blower (8) is Axial flow blower, centrifugal blower or curtain blower.

4. according to claim 1 print cured LED light assembly apparatus for UV, it is characterised in that: in radiator (7) it is provided on the cooling fin of upper end vertical passage (15), is additionally provided with transverse opening (16) on a heat sink.

5. according to claim 2 print cured LED light assembly apparatus for UV, it is characterised in that: connection bolt (6) and/or internal box (2) uses thermal insulation plate.

6. according to claim 1 print cured LED light assembly apparatus for UV, it is characterised in that: air outlet (9) For the big taper air outlet (18) in the small outlet of import.

7. according to claim 1 print cured LED light assembly apparatus for UV, it is characterised in that: heat dissipation side (14) top or heat absorption side (13) top are exposed to above installing port (12).

8. according to claim 1 print cured LED light assembly apparatus for UV, it is characterised in that: air outlet (9) Setting is on the outside of internal box (2).