CN208240672U

CN208240672U - A kind of LED lamp bead and LED display module

Info

Publication number: CN208240672U
Application number: CN201820452139.3U
Authority: CN
Inventors: 杨树军; 洪荣辉
Original assignee: Fujian Qiangli Photoelectricity Co Ltd
Current assignee: Fujian Qiangli Photoelectricity Co Ltd
Priority date: 2018-04-02
Filing date: 2018-04-02
Publication date: 2018-12-14
Anticipated expiration: 2028-04-02

Abstract

The utility model discloses a kind of LED lamp bead and LED display module.The LED lamp bead includes: to be packaged in integrated at least two groups pixel chip, and each group of pixel chip includes red, blue, green three chips；Pixel chip described at least two groups respectively works independently.The beneficial effects of the utility model are: the LED lamp bead can generate at least two pixels in a lamp bead, compared to traditional single pixel lamp bead, the LED lamp bead can reduce LED attachment quantity, reduce number of welds, attachment efficiency can not only be improved, and scolding tin usage amount can also be saved, improves welding stability, and then the production cost of LED display module is reduced, improve product quality.

Description

A kind of LED lamp bead and LED display module

Technical field

The utility model belongs to LED technology field, is specifically related to a kind of LED lamp bead and LED display module.

Background technique

At present RGB used in LED display encapsulate lamp bead substantially all be single pixel, with LED display technology update and The upgrading of user demand, closer and closer for the pixel density requirement of LED display, bring is exactly LED lamp bead area amount Geometric multiple increase, meet the increase of pixel density this requires LED display factory constantly increases mounting device, greatly Aggravated display screen enterprise assets burden.

Utility model content

Utility model aims to solve the problems in existing, a kind of LED lamp bead and LED display module are provided.

To reach above-mentioned purpose, the utility model adopts the following technical solution, and a kind of LED lamp bead includes: to be packaged in one At least two groups pixel chip, each group of pixel chip includes red, blue, green three chips；Pixel described at least two groups Chip respectively works independently.

Preferably, it is formed in pixel chip described in each group opposite with the red, blue, green three chips respectively Three negative electrode pins answered and a public anode pin；Pixel chip described in each group corresponds to four pins, four pipes Foot is connected respectively three negative electrode pins and a public anode pin.

Preferably, it is formed in pixel chip described in each group opposite with the red, blue, green three chips respectively Three negative electrode pins answered and a common cathode pin；Pixel chip described in each group corresponds to four pins, four pipes Foot is connected respectively three negative electrode pins and a common cathode pin.

A kind of LED display module includes: LED display, and the LED display is using as above any LED lamp bead It mounts.

Compared to the prior art, technical solution provided by the utility model has the following beneficial effects:

The LED lamp bead can generate at least two pixels in a lamp bead, compared to traditional single pixel lamp bead, The LED lamp bead can reduce LED attachment quantity, reduce number of welds, can not only improve attachment efficiency, and can also save Scolding tin usage amount improves welding stability, and then reduces the production cost of LED display module, improves product quality.

Detailed description of the invention

Attached drawing described herein is used to provide a further understanding of the present invention, and constitutes one of the utility model Point, the exemplary embodiment of the utility model and the description thereof are used to explain the utility model, does not constitute to the utility model Improper restriction.In the accompanying drawings:

Fig. 1 is the structural schematic diagram for the LED lamp bead that the utility model embodiment one provides；

Fig. 2 is the structural schematic diagram for the LED lamp bead that the utility model embodiment two provides.

Specific embodiment

In order to be clearer and more clear technical problem to be solved in the utility model, technical solution and beneficial effect, with Under in conjunction with the accompanying drawings and embodiments, the present invention will be further described in detail.It should be appreciated that specific reality described herein Example is applied only to explain the utility model, is not used to limit the utility model.

In claims of the utility model, specification and above-mentioned attached drawing, unless otherwise specifically limited, term is such as used " first ", " second " or " third " etc. is provided to distinguish different objects, be not use to describe a particular order.

In claims of the utility model, specification and above-mentioned attached drawing, unless otherwise specifically limited, for orientation Word, such as using term " center ", " transverse direction ", " longitudinal direction ", "horizontal", " vertical ", "top", "bottom", "inner", "outside", "upper", The indicating positions such as "lower", "front", "rear", "left", "right", " clockwise ", " counterclockwise " or positional relationship are based on shown in attached drawing Orientation and positional relationship, and be merely for convenience of narration the utility model and simplify description, rather than indication or suggestion is signified Device or element must have a particular orientation or be constructed and operated in a specific orientation, so can not be interpreted as limitation this The specific protection scope of utility model.

In claims of the utility model, specification and above-mentioned attached drawing, unless otherwise specifically limited, term is such as used " affixed " or " being fixedly connected ", should broadly understood, i.e., between the two without any company of displacement relation and relative rotation relationship Connect mode, that is to say, that including being unremovably fixedly connected with, being removably secured connection, be linked together and by other dresses It sets or element is fixedly connected.

In claims of the utility model, specification and above-mentioned attached drawing, such as using term " includes ", " having " and Their deformation, it is intended that " including but not limited to ".

Embodiment one

Referring to Fig. 1, a kind of LED lamp bead includes being packaged in integrated two groups of pixel chips 10 and eight pins 20.At this In embodiment, pixel chip described in two groups respectively works independently, and setting spaced apart between pixel chip described in two groups. One pixel of the corresponding LED display module of each group of pixel chip 10.

Selectively, the LED lamp bead can also include three groups or at least pixel chip 10, the utility model described in four groups It does not limit this.If the LED lamp bead can also include three groups or at least pixel chip 10, two adjacent groups described in four groups Identical distance setting is spaced between the pixel chip 10.

Specifically, pixel chip 10 described in each group includes red, blue, green three chips 11,12,13, and respectively For generating feux rouges, blue light and green light.That is, pixel chip 10 described in each group is for generating three primary colours light.

Moreover, be formed in 10, pixel core described in each group respectively with the red, blue, green three chips 11, 12,13 corresponding three negative electrode pins and a public anode pin.In the present embodiment, pixel chip described in each group 10 corresponding four pins 20, four pins 20 are connected respectively three negative electrode pins and a public anode pin.

If should be appreciated that the LED lamp bead includes three groups or at least pixel chip 10 described in four groups, the LED light The pin of pearl can be 4 × n, wherein n is positive integer.

A kind of LED display module includes LED display, and the LED display is mounted using LED lamp bead as shown in Figure 1 It forms.

Embodiment two

As shown in Fig. 2, the LED lamp bead of the offer of embodiment two and the LED lamp bead that embodiment one provides are essentially identical, mainly not With being: be formed in pixel chip 210 described in each group respectively with the red, blue, three chips 211 of green, 212, 213 corresponding three negative electrode pins and a common cathode pin；Pixel chip 210 described in each group corresponds to four pins 220, four pins 220 are connected respectively three negative electrode pins and a common cathode pin.

A kind of LED display module includes LED display, and the LED display is mounted using LED lamp bead as shown in Figure 2 It forms.

The LED lamp bead that embodiment one and embodiment two provide can generate at least two pixels, phase in a lamp bead Compared with traditional single pixel lamp bead, the LED lamp bead can reduce LED attachment quantity, reduce number of welds, can not only improve Efficiency is mounted, and scolding tin usage amount can also be saved, improves welding stability, and then reduce the production cost of LED display module, Improve product quality.

The preferred embodiment of the utility model has shown and described in above description, as previously described, it should be understood that this is practical new Type is not limited to forms disclosed herein, and should not be regarded as an exclusion of other examples, and can be used for various other groups Conjunction, modification and environment, and above-mentioned introduction or the technology of related fields can be passed through within the scope of the inventive concept described herein Or knowledge is modified.And changes and modifications made by those skilled in the art do not depart from the spirit and scope of the utility model, then It all should be in the protection scope of the appended claims for the utility model.

Claims

1. a kind of LED lamp bead characterized by comprising be packaged in integrated at least two groups pixel chip, each group of pixel chip Respectively autonomous working and setting spaced apart to each other；Each group of pixel chip includes red, blue, green three cores Piece；

Three cathodes corresponding with the red, blue, green three chips respectively are formed in each group of pixel chip to draw Be formed in foot and a public anode pin or each group of pixel chip respectively with the red, blue, green three cores Corresponding three negative electrode pins of piece and a common cathode pin；

Corresponding four pins of each group of pixel chip, four pins are connected respectively three negative electrode pins and one A public anode pin is correspondingly connected with three negative electrode pins and a common cathode pin.

2. a kind of LED display module characterized by comprising LED display, the LED display use such as claim LED lamp bead described in 1 mounts.