CN204437989U - LED shows the face shield of module and LED component and LED and shows module - Google Patents

Abstract

The utility model discloses a kind of LED and shows the face shield of module and LED component and LED and show module, wherein face shield comprise mask plate and be arranged on mask plate with the shackle member of LED component clamping, described shackle member is for carving block shape shackle member, and its longitudinal cross-section is that top margin is greater than the trapezoidal of base.Because face shield is the structure that upper end top margin is large, base, lower end is little, and the reflector longitudinal cross-section in LED component is upper end top margin is little, base, lower end is large isosceles trapezoidal structure, to the more space of face shield the first half, make endurance and the longer service life of face shield, spacing between adjacent two described LED component is between 1.0mm to 3.0mm, and this closely spaced LED component can be used in highdensity LED and show on module.

Description

LED shows the face shield of module and LED component and LED and shows module

Technical field

The utility model relates to LED technology field, and particularly a kind of LED shows the face shield of module and LED component and LED and shows module.

Background technology

At present, present LED shows in module, due to the endurance of face shield and service life short, be applied in closely spaced LED and show in module because the endurance of face shield the first half is inadequate, be easy to make face shield crisp fall, break.

As can be seen here, how to carry out structure improvement to face shield and LED component, strengthen endurance and the service life of face shield, and LED component can be used on highdensity LED display module, this is the current technical issues that need to address in this area.

summary of the invention

The purpose of this utility model is, provides a kind of LED to show the face shield of module, and based on this, the utility model also provides a kind of LED component and LED to show module.

For solving above technical problem, the technical solution of the utility model is:

LED shows the face shield of module, comprise mask plate and be arranged on mask plate with the shackle member of LED component clamping, described shackle member is for carving block shape shackle member, and its longitudinal cross-section is that top margin is greater than the trapezoidal of base.

The utility model also provide a kind of and aforementioned face shield with the use of LED component, comprise support and be arranged on the reflector on support, described support is provided with the LED chip that electrode section and at least one and electrode section are electrically connected, and the maximum length of described reflector is less than or equal to the length of electrode section.

Preferably, the side of the longitudinal cross-section of described reflector and base angulation are less than 90 degree.

Preferably, the side of the longitudinal cross-section of described reflector and base angulation are 60 degree to 84 degree.

Preferably, the spacing between adjacent two described LED component is 0.5mm to 5.0mm.

Preferably, the spacing between adjacent two described LED component is 1.0mm to 3.0mm.

LED of the present utility model shows module, comprise circuit base plate, several the spaced LED component be arranged on circuit base plate, and be arranged at the face shield of LED component covering above circuit base plate, in described LED component, the maximum length of reflector is less than or equal to the length of electrode section, described face shield comprises mask plate, be arranged on some spaced shackle member inside mask plate, and described shackle member stretches between two LED component.

Preferably, side and the base angulation of the longitudinal cross-section of described reflector are less than 90 degree, and described shackle member is for carving block shape shackle member, and its longitudinal cross-section is that top margin is greater than the trapezoidal of base, and described shackle member is inserted in the space between two adjacent LEDs device.

Preferably, described circuit base plate also arranges porose, is fixed on circuit base plate by face shield by the connection in screw and hole.

Preferably, described circuit base plate is provided with 4 holes.

Compared with prior art, LED of the present utility model shows the face shield of module, because face shield is the structure that upper end (top margin) is large, lower end (base) is little, and the reflector longitudinal cross-section in LED component is upper end (top margin) is little, lower end (base) is large isosceles trapezoidal structure, to the more space of face shield the first half, make endurance and the longer service life of face shield, spacing between adjacent two described LED component is 1.0mm to 3.0mm, and this closely spaced LED component can be used in highdensity LED and show on module.

Accompanying drawing explanation

Fig. 1 is the schematic diagram of the face shield embodiment of the utility model display module;

Fig. 2 is the schematic diagram of the utility model LED component embodiment;

Fig. 3 is the schematic diagram that the utility model LED shows module embodiment.

Detailed description of the invention

For making the technical solution of the utility model clearly, the utility model is described in detail by specific embodiment below in conjunction with accompanying drawing.

the face shield embodiment of display module

See Fig. 1, in the present embodiment, LED shows the face shield 6 of module, it comprise mask plate 61 and be arranged on mask plate 61 with the shackle member 62 of LED component clamping, the shackle member of the present embodiment is for carving block shape shackle member, shackle member 62 is isosceles trapezoidal structures that the space between two LED component 10 matches, it is the structure that upper end (top margin) is large, lower end (base) is little, face shield and LED component are assembled simply, quick, in the present embodiment, the shackle member material of face shield is preferably soft materials, can be rubber.

device embodiments

LED component 10 in the present embodiment as shown in Figure 2, comprise at least one LED chip 2, for carry LED chip supporting structure 1, connect the wire of chip electrode and support and cover the packing colloid 3 of LED chip and wire.

Supporting structure 1 can be ceramic circuit-board, MCPCB plate (metal core printed circuit board) plate, or has the PCB(printed circuit board of heat dissipation channel) high thermal conductive substrate such as plate.In the present embodiment, support used is PLCC type support (plastic chip carrier, plastic lead frame); This supporting structure comprises metallic support 11 and wraps up the reflector 12 of this metallic support 11 and the installed part into a single integrated structure with reflector.Wherein, metallic support 11 forms with the metal pin 112 outside installed part by embedding reflector 12 and the metal pins 111 in installed part and being exposed at reflector 12 outward, on the sidewall that metal pin 112 is coated on installed part and bottom extending to; Metal pins 111 is for carrying LED chip, and metal pin 112 is for as electrode section; The longitudinal cross-section of reflector 12 is the isosceles trapezoidal structure that upper end (top margin) is little, lower end (base) is large, and namely the side of the longitudinal cross-section of reflector and base angulation are less than 90 degree, is preferably 60 degree to 84 degree, is not limited to the present embodiment in the present embodiment.The length of the bottom of described reflector 12 is less than or equal to the length of electrode section, and namely the maximum length of reflector is less than or equal to the length of electrode section.Spacing between adjacent two described LED component is 0.5mm to 5.0mm, is preferably 1.0mm to 3.0mm in the present embodiment.

Wherein, metallic support 11 can by metallic copper or metallic aluminium or the conductive metallic material system such as copper alloy or aluminium alloy

Become.

Wherein, the material of reflector 12 is engineering resin, polyphtalamide resin (PPA), polymethyl methacrylate (PMMA), polyamide (PA), Merlon (PC) can be adopted, polyformaldehyde (POM), any one in polybutylene terephthalate (PBT) (PBT) and polyphenylene oxide (PPO), silica gel, epoxy resin, preferably polyphtalamide resin (PPA).

Wherein, LED chip is the one in UV chip, blue chip, green glow chip or red light chips, is preferably gallium nitride base blue light chip.

Wherein, wire has good electric conductivity, is usually made up of metal material, and the present embodiment adopts gold thread; Packing colloid is epoxy resin or silica gel, is preferably silica gel in the present embodiment.

LED component in the present embodiment, after such structure is applied to display module, also such reflector structure installment face shield can be utilized, in addition because reflector longitudinal cross-section is the isosceles trapezoidal structure that upper end (top margin) is little, lower end (base) is large, to the more space of face shield, make endurance and the longer service life of face shield, the spacing between adjacent two described LED component is 1.0mm to 3.0mm, and this closely spaced LED component can be used in highdensity LED and show on module.

display module embodiment

The LED that the present embodiment provides shows module, as shown in Figure 3, it comprises circuit base plate 4, several the spaced LED component 10 be arranged on circuit base plate 4, the embedding colloid 5 being potted in region between adjacent LED device on circuit base plate and the face shield 6 be arranged at by LED component and the covering of filling colloid above circuit base plate.In other embodiments, LED shows module and also can not comprise embedding colloid.Face shield 6 comprises mask plate 61, it is inside mask plate 61 to be arranged on, match with LED component 10 carve block shape shackle member 62, the isosceles trapezoidal structure large for upper end (top margin), lower end (base) is little, be inserted into two LED component 10 between from advancing above, coordinate with LED component 10, face shield 6 and LED component 10 are assembled simply, fast.The longitudinal cross-section of the reflector in LED component 10 is the isosceles trapezoidal structure that upper end (top margin) is little, lower end (base) is large, and in the present embodiment, the shackle member material of face shield is preferably soft materials, can be rubber.Four angles of circuit base plate 4 are also provided with 4 holes, being fixed on circuit base plate, making fixed structure more firm by screwing by face shield.

The LED that the present embodiment provides shows module, because reflector longitudinal cross-section is the isosceles trapezoidal structure that upper end (top margin) is little, lower end (base) is large, to the more space of face shield, make endurance and the longer service life of face shield, spacing between described adjacent LED device is 1.0mm to 3.0mm, and this closely spaced LED component can be used in highdensity LED and show on module.

Below be only preferred embodiment of the present utility model, it should be pointed out that above-mentioned preferred embodiment should not be considered as restriction of the present utility model, protection domain of the present utility model should be as the criterion with claim limited range.For those skilled in the art, not departing from spirit and scope of the present utility model, can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.

Claims (10)

1. LED shows the face shield of module, it is characterized in that, comprise mask plate and be arranged on mask plate with the shackle member of LED component clamping, described shackle member is for carving block shape shackle member, and its longitudinal cross-section is that top margin is greater than the trapezoidal of base.

2. a LED component, it is characterized in that, comprise support and be arranged on the reflector on support, described support is provided with the LED chip that electrode section and at least one and electrode section are electrically connected, and the maximum length of described reflector is less than or equal to the length of electrode section.

3. LED component according to claim 2, is characterized in that, side and the base angulation of the longitudinal cross-section of described reflector are less than 90 degree.

4. LED component according to claim 3, is characterized in that, the side of the longitudinal cross-section of described reflector and base angulation are 60 degree to 84 degree.

5. LED component according to claim 2, is characterized in that, the spacing between adjacent two described LED component is 0.5mm to 5.0mm.

6. LED component according to claim 5, is characterized in that, the spacing between adjacent two described LED component is 1.0mm to 3.0mm.

7. a LED shows module, it is characterized in that, comprise circuit base plate, several the spaced LED component be arranged on circuit base plate, and be arranged at the face shield of LED component covering above circuit base plate, in described LED component, the maximum length of reflector is less than or equal to the length of electrode section, described face shield comprises mask plate, be arranged on some spaced shackle member inside mask plate, and described shackle member stretches between two LED component.

8. LED according to claim 7 shows module, it is characterized in that, side and the base angulation of the longitudinal cross-section of described reflector are less than 90 degree, described shackle member is for carving block shape shackle member, its longitudinal cross-section is that top margin is greater than the trapezoidal of base, and described shackle member is inserted in the space between two adjacent LEDs device.

9. LED according to claim 7 shows module, and it is characterized in that, described circuit base plate also arranges porose, is fixed on circuit base plate by face shield by the connection in screw and hole.

10. LED according to claim 9 shows module, and it is characterized in that, described circuit base plate is provided with 4 holes.