CN206600632U - A kind of reliable LED component of health - Google Patents

Abstract

The utility model relates to a healthy and reliable LED device, which comprises a substrate and an LED lamp bead fixed on the substrate; the LED lamp bead includes a blue light bead device and an infrared and ultraviolet lamp bead device; the blue light bead device is circular and is arranged on the substrate In the center, it is covered with fluorescent powder packaging glue; the infrared and ultraviolet lamp bead device is ring-shaped, surrounding the periphery of the blue light bead device; it is covered with transparent packaging glue; the infrared and ultraviolet lamp bead device consists of the same number of infrared lamp beads and Composed of ultraviolet lamp beads, infrared lamp beads and ultraviolet lamp beads are evenly arranged along the center of the infrared and ultraviolet lamp bead device in an adjacent sequence at intervals. In this way, the two kinds of light can be evenly irradiated, and the structure is simple, the reliability is high, and there is sufficient space for heat dissipation, which effectively improves the life of the device and indirectly improves the life of health equipment such as phototherapy equipment using the device.

Description

A healthy and reliable LED device

technical field

The utility model relates to the field of LEDs, in particular to a healthy and reliable LED device.

Background technique

LED is called the fourth-generation light source, which has the characteristics of energy saving, environmental protection, low power consumption, low heat, high brightness, etc., and can be widely used in various indications, displays, decorations, backlights, general lighting and other fields.

Modern medicine shows that: UVB with a wavelength between 280 and 320nm has an erythema effect on the human body, can promote mineral metabolism in the body and the formation of vitamin D, and prevent rickets. Far-infrared rays with a wavelength between 400 and 14000nm are collectively referred to as "life rays" in the medical field, because this infrared waveband can promote the growth of life, activate cells and tissues, and promote blood circulation. Human immunity, strengthen the body's metabolism. Therefore, the use of LED devices in the field of health equipment such as phototherapy enables LEDs not only to have lighting functions, but also to generate light that is beneficial to the human body.

Then, in the process of product design, it is particularly important to ensure the reliability of LED devices.

Utility model content

The purpose of the utility model is to develop an LED device with high health and reliability.

For this purpose, the utility model adopts the following technical solutions:

A healthy and reliable LED device, comprising a substrate and LED lamp beads fixed on the substrate;

The LED lamp bead includes a blue light bead device and an infrared and ultraviolet lamp bead device;

The blue light bead device is circular, set in the center of the substrate, and covered with phosphor packaging glue;

The infrared and ultraviolet lamp bead device is ring-shaped and surrounds the periphery of the blue light bead device; it is covered with transparent encapsulation glue;

The infrared and ultraviolet lamp bead device is composed of the same number of infrared lamp beads and ultraviolet lamp beads, and the infrared lamp beads and the ultraviolet lamp beads are evenly arranged along the center of the circle of the infrared and ultraviolet lamp bead device in an adjacent sequence at intervals.

Preferably, a first dam is provided between the blue light bead device and the infrared and ultraviolet lamp bead device; a second dam is provided around the periphery of the infrared and ultraviolet lamp bead device.

Preferably, the substrate is a copper base layer, an insulating layer and a heat dissipation substrate from top to bottom; the blue light bead device and the infrared and ultraviolet light bead device are arranged on the copper base layer.

Preferably, the blue light bead device is composed of no less than one piece of blue light bead, and is evenly arranged along the center of the circle of the blue light bead device.

Preferably, the phosphor powder encapsulation glue is a white light LED encapsulation glue.

Preferably, the transparent encapsulating glue is transparent silica gel with high temperature resistance and ultraviolet resistance.

Preferably, the first dam and the second dam are insulating silica gel.

The beneficial effect of the utility model is that: on the basis of the original white light LED device, ultraviolet lamp beads and infrared lamp beads are added, so that the LED device can generate and sunlight. Approximate spectrum, and produce infrared light and ultraviolet light that can activate cell tissue, promote blood circulation, improve human immunity, and strengthen human metabolism. The ultraviolet lamp beads and the infrared lamp beads are arranged adjacently at intervals, that is, the infrared lamp beads are arranged on both sides of the ultraviolet lamp beads 222 , and the ultraviolet lamp beads are arranged on both sides of the infrared lamp beads. In this way, the two kinds of light can be evenly irradiated, and the structure is simple, the reliability is high, and there is sufficient space for heat dissipation, which effectively improves the life of the device and indirectly improves the life of health equipment such as phototherapy equipment using the device.

Description of drawings

Fig. 1 is the schematic diagram of the structure of the present utility model.

Fig. 2 is a left side view of the section A-A in Fig. 1 .

Among them: substrate 1, copper base layer 11, insulating layer 12, heat dissipation substrate 13, blue light bead device 21, infrared and ultraviolet lamp bead device 22, infrared lamp bead 221, ultraviolet lamp bead 222, first dam 23, second dam 24. Phosphor powder encapsulation glue 25, transparent encapsulation glue 26.

detailed description

The technical scheme of the utility model will be further described below in conjunction with the accompanying drawings and through specific embodiments.

A healthy and reliable LED device, comprising a substrate 1 and LED lamp beads fixed on the substrate 1;

The LED lamp bead includes a blue light bead device 21 and an infrared and ultraviolet lamp bead device 22;

The blue light bead device 21 has a circular shape, is arranged in the center of the substrate 1, and is covered with a phosphor packaging glue 25;

The infrared and ultraviolet lamp bead device 22 is ring-shaped and surrounds the periphery of the blue light bead device 21; it is covered with a transparent encapsulation glue 26;

The infrared and ultraviolet lamp bead device 22 is composed of the same number of infrared lamp beads 221 and ultraviolet lamp beads 222. The centers of the circles are evenly arranged.

The ultraviolet lamp beads 222 and the infrared lamp beads 221 are arranged adjacent to each other at intervals, that is, the infrared lamp beads 221 are arranged on both sides of the ultraviolet lamp beads 222 , and the ultraviolet lamp beads 222 are arranged on both sides of the infrared lamp beads 221 . In this way, the two kinds of light can be evenly irradiated, the structure is simple, the reliability is high, there is sufficient space for heat dissipation, and the service life of the device is effectively improved.

The internal wiring of the LED lamp beads is realized by etching technology on the substrate 1, so that the LED lamp beads can be connected in series or in parallel to form a complete circuit.

The blue light bead device 21 is covered with fluorescent powder, which is the basic structure of the LED device. The blue light bead (its dominant wavelength is 450±10nm) plus yellow phosphor can produce light in the 380nm～780nm band.

On the basic structure of the white LED, an infrared and ultraviolet lamp bead device 22 is added, so that the LED device can produce a spectrum close to sunlight (the wavelength of the ultraviolet lamp bead 222 is ultraviolet rays of 280-380nm; the wavelength of the infrared lamp bead 221 is 800nm ~15000nm infrared), so that the LED device not only has a simple lighting function, but also produces ultraviolet and infrared rays that are beneficial to the human body.

Preferably, a first dam 23 is set between the blue light bead device 21 and the infrared and ultraviolet light bead device 22 ; and a second dam 24 is set on the periphery of the infrared and ultraviolet light bead device 22 .

Both the first dam 23 and the second dam 24 are insulating silica gel, which are used to isolate the blue light bead device 21 and the infrared and ultraviolet lamp bead device 22, and are also used to fix the position of the phosphor packaging glue 25 to prevent glue dripping Overflow to the area of the infrared and ultraviolet lamp bead device 22; the second dam 24 is used to fix the transparent encapsulation glue 26 on the infrared and ultraviolet lamp bead device 22 to prevent overflow to the area outside the second dam 24 when dripping glue.

Preferably, the substrate 1 is composed of a copper base layer 11 , an insulating layer 12 and a heat dissipation substrate 13 from top to bottom;

The heat dissipation substrate 13 is used to connect to a heat sink for heat dissipation, and may be made of materials with good heat transfer performance such as aluminum, copper, and ceramics. The insulation layer 12 is used to separate the heat dissipation substrate 13 from the copper base layer 11 , which has the function of electrical insulation and can conduct heat at the same time. All the LED lamp beads are fixed on the copper base layer 11, and the copper base layer 11 implements the internal wiring of the LED lamp beads through etching technology, so that the LED lamp beads can be connected in series or in parallel to form a complete circuit.

Preferably, the blue light bead device 21 is composed of no less than one piece of blue light bead, and is evenly arranged along the center of the circle of the blue light bead device 21 .

The uniform arrangement makes the emitted light also uniform.

Preferably, the phosphor powder encapsulation glue 25 is a white light LED encapsulation glue.

The blue light emitted by the lamp bead complements the yellow light emitted by the phosphor to form white light.

Preferably, the transparent encapsulation glue 26 is transparent silica gel with high temperature resistance and ultraviolet resistance.

LED devices also release a lot of heat when they are light-emitting devices, and the high-temperature and ultraviolet-resistant silicone can maximize their service life.

Preferably, the first dam 23 and the second dam 24 are insulating silica gel.

The insulating silica gel prevents the blue light bead device 21 and the infrared and ultraviolet lamp bead device 22 from short circuiting.

The above content is only a preferred embodiment of the present utility model. For those of ordinary skill in the art, according to the idea of the present utility model, there will be changes in the specific implementation and scope of application. The content of this specification should not be understood as Limitations on the Invention.

Claims (7)

1. A healthy and reliable LED device, characterized in that: including a substrate and LED lamp beads fixed on the substrate; The LED lamp bead includes a blue light bead device and an infrared and ultraviolet lamp bead device; The blue light bead device is circular, set in the center of the substrate, and covered with phosphor packaging glue; The infrared and ultraviolet lamp bead device is ring-shaped and surrounds the periphery of the blue light bead device; it is covered with transparent encapsulation glue; The infrared and ultraviolet lamp bead device is composed of the same number of infrared lamp beads and ultraviolet lamp beads, and the infrared lamp beads and the ultraviolet lamp beads are evenly arranged along the center of the circle of the infrared and ultraviolet lamp bead device in an adjacent sequence at intervals. 2. The healthy and reliable LED device according to claim 1, characterized in that: a first dam is arranged between the blue light bead device and the infrared and ultraviolet lamp bead device; the periphery of the infrared and ultraviolet lamp bead device is arranged There is a second dam. 3. The healthy and reliable LED device according to claim 1, characterized in that: the substrate is respectively a copper base layer, an insulating layer and a heat dissipation substrate from top to bottom; the blue light bead device and the infrared and ultraviolet lamp bead device are set on the copper base. 4. The healthy and reliable LED device according to one of claims 1 to 3, wherein the blue light bead device is composed of no less than one piece of blue light bead, and is arranged along the length of the blue light bead device. The center of the circle is evenly arranged. 5. The healthy and reliable LED device according to claim 1, characterized in that: the fluorescent powder encapsulation glue is a white light LED encapsulation glue. 6. The healthy and reliable LED device according to claim 1, characterized in that: the transparent encapsulation glue is transparent silica gel with high temperature resistance and ultraviolet resistance. 7. The healthy and reliable LED device according to claim 2, characterized in that: the first dam and the second dam are insulating silica gel.