CN218568336U - LED display module and LED display screen - Google Patents

Abstract

The application belongs to the technical field of LED display devices, and particularly relates to an LED display module and an LED display screen. The LED display module comprises an LED lamp panel and a surrounding edge structure, wherein the surrounding edge structure is annularly arranged around the LED lamp panel and covers the periphery of the LED lamp panel; the surrounding edge structure and the LED lamp panel form an integrated structure. The pixel pitch of the LED display screen can reach below 2.5mm, even smaller pixel pitch, which is beneficial to improving the resolution of the LED display screen and achieving better display effect; in addition, the structure of the bottom shell can be simplified, so that the manufacturing cost and the technical difficulty of the bottom shell and other parts are greatly reduced; in addition, the surrounding edge structure and the LED lamp panel form an integrated structure, and in the using process, the surrounding edge structure is difficult to separate from the LED lamp panel, so that the periphery of the LED lamp panel is effectively protected from water, and the LED lamp panel is prevented from being layered and corroded.

Description

LED display module and LED display screen

Technical Field

The application belongs to the technical field of LED display devices, and particularly relates to an LED display module and an LED display screen.

Background

With the advancement of science and technology, LED display screens have been developed rapidly, wherein indoor LED display screens with a pixel pitch of 1.0mm (a pitch between two adjacent LED beads) have been widely used, indoor LED display screens with a pixel pitch of about 0.6mm have also entered into the stage of mass production, and with the technological breakthroughs of minileds and micro LEDs, the pixel pitch has also been developed towards a smaller and smaller trend.

However, the LED lamp panel in the outdoor LED display screen is usually disposed in the bottom shell, and the front surface of the LED lamp panel is subjected to potting, and a surrounding edge for blocking the potting adhesive from flowing out is disposed around the bottom shell, so as to meet the waterproof requirement for outdoor use; when the pixel pitch of the outdoor LED display screen is smaller than 2.5mm, the thickness of the surrounding edge on the bottom shell of the outdoor LED display screen needs to be less than 0.3 mm; but the surrounding edge in the thickness range is difficult to manufacture by adopting injection molding, die casting or machining of the bottom shell; therefore, the outdoor LED display screen cannot realize a smaller pixel pitch due to the limitation of the bottom case processing technology.

SUMMERY OF THE UTILITY MODEL

An object of this application is to provide an LED display module assembly and LED display screen, aims at solving the outdoor LED display screen among the prior art and owing to receive the restriction of drain pan processing technology, and can't realize the technical problem of littleer pixel interval.

In order to achieve the purpose, the technical scheme adopted by the application is as follows: an LED display module comprises an LED lamp panel and a surrounding edge structure, wherein the surrounding edge structure is arranged around the LED lamp panel in a surrounding mode and covers the periphery of the LED lamp panel; the surrounding edge structure and the LED lamp panel form an integrated structure.

Optionally, the surrounding edge structure is an encapsulation structure.

Optionally, the surrounding edge structure is formed with a receiving groove, and the periphery of the LED lamp panel is embedded and fixed in the receiving groove.

Optionally, the surrounding edge structure comprises a rubber blocking part, a connecting part and a fixing part, the rubber blocking part and the fixing part are respectively connected with two ends of the connecting part, and the rubber blocking part, the connecting part and the fixing part jointly enclose to form the accommodating groove.

Optionally, the thickness of the connecting portion ranges from 0.1mm to 0.2mm.

Optionally, the width of the glue blocking portion is smaller than the width of the fixing portion.

Optionally, the thickness of the fixing portion is less than twice the thickness of the glue blocking portion.

Optionally, the LED display screen further includes a bottom case, and the bottom case is disposed on the back of the LED lamp panel and hermetically connected to the LED lamp panel.

Optionally, the LED display module further comprises a potting adhesive;

the encapsulating rubber piece is connected between the back surface of the LED lamp panel and the bottom shell in a sealing mode;

or the surrounding edge structure, the LED lamp panel and the bottom shell are connected in a sealing mode through the filling and sealing rubber piece.

One or more technical schemes in the LED display module provided by the application have at least one of the following technical effects: according to the LED display module, the surrounding edge structure is arranged on the periphery of the LED lamp panel, so that the surrounding edge does not need to be manufactured on the bottom shell, the limit that the surrounding edge structure cannot reach below 0.3mm due to processing limits such as injection molding, die casting or machining is completely eliminated, the pixel interval of the LED display screen can reach below 2.5mm, even smaller pixel interval is achieved, the resolution of the LED display screen is favorably improved, and a better display effect is achieved; in addition, the structure of the bottom shell can be simplified, so that the manufacturing cost and the technical difficulty of parts such as the bottom shell and the like are greatly reduced, and the manufacturing cost of the LED display module is favorably reduced; in addition, the surrounding edge structure and the LED lamp panel form an integrated structure, and in the using process, the surrounding edge structure is difficult to separate from the LED lamp panel, so that the periphery of the LED lamp panel is effectively protected from water, and the LED lamp panel is prevented from being layered and corroded.

Another technical scheme adopted by the application is as follows: an LED display screen comprises the LED display module.

According to the LED display screen, due to the adoption of the LED display module, smaller pixel spacing can be realized, the resolution is favorably improved, and the display effect is improved; in addition, the manufacturing cost and the technical difficulty of parts such as the bottom shell and the like are greatly reduced, and the manufacturing cost of the whole LED display screen is favorably reduced.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

Fig. 1 is a schematic structural diagram of a first viewing angle of an LED display module according to an embodiment of the present disclosure.

Fig. 2 is a schematic structural diagram of a second viewing angle of the LED display module according to the embodiment of the present disclosure.

Fig. 3 isbase:Sub>A sectional view taken along linebase:Sub>A-base:Sub>A of fig. 2.

Fig. 4 is a partially enlarged view taken along B in fig. 3.

Fig. 5 is a partially enlarged view of a cross-sectional view of an LED display module according to another embodiment of the present disclosure.

Fig. 6 is an exploded view of the LED display module shown in fig. 1.

Fig. 7 is a schematic structural view of the skirt structure shown in fig. 6.

Wherein, in the figures, the various reference numbers:

10-LED lamp panel 11-circuit board 12-LED lamp bead

20-surrounding edge structure 21-glue blocking part 22-connecting part

23-fixed part 30-glue-pouring layer 40-bottom shell

41-glue pouring groove 50-glue pouring part 101-front surface

102-back 201-receiving tank.

Detailed Description

Reference will now be made in detail to embodiments of the present application, examples of which are illustrated in fig. 1-7, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functionality throughout. The embodiments described below with reference to fig. 1 to 7 are exemplary and intended to be used for explaining the present application and should not be construed as limiting the present application.

In the description of the present application, it is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings, which is for convenience and simplicity of description, and does not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, is not to be considered as limiting.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It should be noted that the same reference numerals are used to denote the same components or parts in the embodiments of the present application, and for the same parts in the embodiments of the present application, only one of the parts or parts may be given the reference numeral, and it should be understood that the reference numerals are also applicable to the other same parts or parts.

In this application, the terms "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" and the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

In order to describe the technical solutions of the embodiments of the present application more clearly, the present application introduces a manufacturing process of an LED display screen with a smaller pixel pitch in the related art.

In the related art, a GOB manner or a separate metal surrounding edge manner is generally adopted to realize a waterproof and moisture-proof LED display screen with a smaller pixel pitch. The GOB mode is that a layer of material with high light transmittance is covered on the LED lamp panel in a mould pressing mode, so that the lamp panel is effectively protected; however, the method has two disadvantages, namely, the mould pressing method is adopted, large-scale equipment is required, the operation difficulty is high, and the manufacturing period is long; and secondly, the LED lamp is filled with a large-area integrated protective material, the expansion and shrinkage pressure generated under the outdoor large-temperature-difference high-humidity change condition is very large, the LED lamp beads are easily peeled off from the LED lamp panel, a large-area dead lamp is formed, and meanwhile, the waterproof protection of the LED lamp panel is disabled. The separated metal surrounding edge mode is that the bottom shell and the surrounding edge are divided into two independent parts, the surrounding edge is mainly formed on the bottom shell because the surrounding edge is too thin, and the LED lamp panel is filled with glue by arranging a circle of surrounding edge made of metal or plastic materials with strong toughness around the bottom plate; however, the surrounding edge in the mode is very thin, the plasticity of the surrounding edge is very poor, the appearance of the LED display module after the LED display module is assembled is difficult to guarantee, and meanwhile, the surrounding edge is soft, so that the surrounding edge is easily separated from the LED lamp panel under external force in the using process, the side face of the LED lamp panel is exposed in the environment, and the LED lamp panel is layered and corroded.

As shown in fig. 1 to 7, in an embodiment of the present application, an LED display module is provided, which can display different patterns, symbols, and the like, and can form an LED display screen, where the LED display screen may be an outdoor LED display screen or an indoor LED display screen, and a specific application of the LED display module may be selected according to an actual situation, which is not limited herein.

In this embodiment, as shown in fig. 1 and fig. 2, the LED display module includes an LED lamp panel 10 and a surrounding edge structure 20, where the LED lamp panel 10 has a front surface 101 and a back surface 102 that are oppositely arranged, the front surface 101 of the LED lamp panel 10 is a light emitting surface, and the back surface 102 of the LED lamp panel 10 is a surface of the LED lamp panel 10 opposite to the light emitting surface; specifically, the LED lamp panel 10 includes a circuit board 11, a driving component and LED lamp beads 12, the LED lamp panel 10 and the driving component are respectively disposed on two opposite sides of the circuit board 11, and the driving component is used for driving and controlling the light emission of the LED lamp beads 12, so as to realize the display of the LED lamp panel 10; it can be understood that the surface of the circuit board 11 on which the LED lamp beads 12 are disposed is a front surface 101 (i.e., a light emitting surface) of the LED lamp panel 10, and the surface of the circuit board 11 on which the driving components are disposed is a back surface 102 of the LED lamp panel 10.

In an embodiment, as shown in fig. 3 and 4, the surrounding structure 20 is disposed around the LED lamp panel 10 and covers the periphery of the LED lamp panel 10; it can be understood that the surrounding edge structure 20 is surrounded around the LED lamp panel 10, and the periphery of the LED lamp panel 10 is inserted into the surrounding edge structure 20, that is, the surrounding edge structure 20 has a portion (i.e., the glue blocking portion 21) protruding out of the front surface 101 of the LED lamp panel 10, and the portion can block the potting glue; the surrounding structure 20 and the LED lamp panel 10 form an integrated structure.

According to the LED display module, the surrounding edge structure 20 is arranged on the periphery of the LED lamp panel 10, so that a surrounding edge does not need to be manufactured on the bottom shell 40, the limitation that the surrounding edge structure 20 cannot reach below 0.3mm due to processing limitations such as injection molding, die casting or machining is completely eliminated, the pixel interval of the LED display screen can reach below 2.5mm and even smaller pixel interval, the improvement of the resolution of the LED display screen is facilitated, and a better display effect is achieved; in addition, the structure of the bottom shell 40 can be simplified, so that the manufacturing cost and the technical difficulty of the bottom shell 40 and other parts are greatly reduced, and the manufacturing cost of the LED display module is favorably reduced; in addition, the surrounding edge structure 20 and the LED lamp panel 10 form an integrated structure, and in the using process, the surrounding edge structure 20 is also difficult to separate from the LED lamp panel 10, so that the periphery of the LED lamp panel 10 is effectively protected from water, and the layering and corrosion of the LED lamp panel 10 are avoided.

In this embodiment, as shown in fig. 1, fig. 3 and fig. 4, a front surface 101 of the LED lamp panel 10 is provided with a potting adhesive layer 30. Specifically, pour into one deck pouring sealant in the front 101 of LED lamp plate 10, the pouring sealant can not overflow under the bounding wall structure stops simultaneously, then, forms this encapsulating layer 30 after the solidification, and this encapsulating layer 30 can carry out water proof protection to the front 101 of LED lamp plate 10. The pouring sealant adopts single-component or double-component weather-resistant silica gel, so that a soft silica gel layer can be formed on the front surface 101 of the LED lamp panel 10, the expansion and contraction stress of the soft silica gel layer is small, the LED lamp beads 12 cannot be peeled off from the LED lamp panel 10, and damage is avoided; in other embodiments, the potting adhesive may be other types of potting adhesives, and only the LED display module can have good waterproof performance and use reliability, and the specific type is not limited herein. Certainly, in other embodiments, the potting adhesive used for the surrounding edge structure 20 and the potting adhesive used for the potting adhesive layer 30 may be the same or different, and are selected according to actual situations, which is not limited herein.

In another embodiment of the present application, the surrounding edge structure 20 of the LED display module is provided as an encapsulation structure. The surrounding edge structure 20 is manufactured on the periphery of the LED lamp panel 10 in a packaging mode, on one hand, the manufacturing mode is simple, and the manufacturing requirement of the surrounding edge structure with smaller thickness can be met, so that the small pixel spacing of the LED display screen is realized; on the other hand, surrounding edge structure 20 can cladding reliably and stably on the periphery of LED lamp plate 20 to protect and waterproof protection effectively, thereby avoid the layering and the corruption of LED lamp plate 10 the periphery of LED lamp plate 10.

In a specific embodiment, the surrounding edge structure 20 is manufactured by pouring glue on the periphery of the LED lamp panel 10, that is, the pouring glue is poured into the periphery of the LED lamp panel 10 and cured to form the surrounding edge structure 20, and the surrounding edge structure 20 and the periphery of the LED lamp panel 10 are connected into an integral structure, so that the manufacturing method is simple, the manufacturing process is simple, the manufacturing period is short, large-scale equipment is not needed, and the manufacturing cost of the LED display module is reduced; in addition, the surrounding edge structure 20 is obtained by glue pouring and forms an integrated structure with the LED lamp panel 10, and is difficult to separate from the LED lamp panel 10 in the using process, so that the periphery of the LED lamp panel 10 is effectively protected from water, and the LED lamp panel 10 is prevented from being layered and corroded; the pouring sealant can be added with anti-UV epoxy resin or other materials with equivalent efficacy and good combination with the LED lamp panel 10, and the surrounding edge structure 20 can be subjected to matte treatment or secondary spraying to achieve a blackening light absorption effect in consideration of reducing the edge effect after the LED display module is spliced, and can also be directly covered by adding a mask. Of course, the pouring sealant may also be a pouring sealant such as silica gel that can meet the requirements of the surrounding edge structure 20, and the specific type of the pouring sealant may be selected according to actual needs, which is not listed here.

In this embodiment, this LED display module's surrounding edge structure 20 can also carry out secondary operation to guarantee the accuracy of LED lamp plate 10 size, make the size of LED lamp plate 10 have good uniformity, guarantee that LED display module concatenation back error is little, make the LED display screen that obtains after the LED display module concatenation have better display effect.

In this embodiment, this surrounding edge structure 20 cladding is in the periphery of LED lamp plate 10, and surrounding edge structure 20's encapsulating volume is little, and its harmomegathus stress is little, can not peel off LED lamp pearl 12 from LED lamp plate 10, prevents to damage.

In another specific embodiment, the surrounding edge structure 20 may also be manufactured by molding or the like on the periphery of the LED lamp panel 10, and the specific manufacturing method thereof may be selected according to actual needs, which is not limited herein.

In another embodiment of the present application, as shown in fig. 1, fig. 6 and fig. 7, the surrounding edge structure 20 of the LED display module is provided with a receiving groove 201, and the periphery of the LED lamp panel 10 is embedded in the receiving groove 201. Therefore, the periphery of the LED lamp panel 10 is completely inserted into the accommodating groove 201, so that the surrounding edge structure 20 can be stably fixed on the periphery of the LED lamp panel 10; on the other hand, enclose like this and establish the structure and can all protect the three surface of the peripheral department of LED lamp plate 10, the water-proof effects of surrounding edge structure 20 is better.

In another embodiment of the present application, as shown in fig. 4, 6 and 7, the surrounding edge structure 20 of the LED display module includes a glue blocking portion 21, a connecting portion 22 and a fixing portion 23, the glue blocking portion 21 and the fixing portion 23 are respectively connected to two ends of the connecting portion 22, and the glue blocking portion 21, the connecting portion 22 and the fixing portion 23 jointly surround to form an accommodating groove 201. Specifically, the glue blocking part 21 is fixed on the front 101 of the LED lamp panel 10, the connecting part 22 is fixed on the side of the LED lamp panel 10, and the fixing part 23 is fixed on the back 102 of the LED lamp panel 10, so that the surrounding edge structure 20 can be fixed on the periphery of the LED lamp panel 10; in addition, the glue blocking part 21 can be attached to the front surface 101 of the LED lamp panel 10, so that the fixing area of the surrounding edge structure 20 and the LED lamp panel 10 can be increased, and on one hand, the stability of the fixing of the surrounding edge structure 20 on the LED lamp panel 10 is improved; on the other hand, the waterproof performance of the periphery of the LED lamp panel 10 can also be increased, and the waterproof performance of the LED display module is further improved. The surface of the glue blocking part 21 can be flush with the surface of the LED lamp bead 12, can also be lower than the surface of the LED lamp bead 12, and can also be higher than the surface of the LED lamp bead 12, and the glue blocking part is specifically selected according to actual conditions, and is not limited here.

In another embodiment of the present application, as shown in fig. 4, the thickness h1 of the connecting portion 22 of the LED display module is 0.1mm to 0.2mm. When the LED display modules are spliced to form the LED display screen, two adjacent connecting parts 22 are abutted together, the thickness h1 of the connecting parts 22 is set in the range, the distance between the LED lamp beads 12 on the two adjacent display modules can be effectively reduced, the seam width between the two adjacent LED display modules is reduced, dark lines between the two adjacent LED display modules are eliminated, the display effect is improved, and smaller pixel intervals of the LED display screen can be realized. Specifically, the thickness h1 of the connecting portion 22 may be 0.1mm, 0.11mm, 0.12mm, 0.13mm, 0.14mm, 0.15mm, 0.16mm, 0.17mm, 0.18mm, 0.19mm, or 0.2mm, and if the thickness h1 is set too small, the thickness h1 of the connecting portion 22 is too thin, and the surrounding edge structure 20 is easily damaged; if the thickness h1 is too large, the thickness h1 of the connecting part 22 is too thick, the width of a seam between two adjacent LED display modules is wide, a dark line between two adjacent display modules is obvious, and the display effect is poor.

In another embodiment of the present application, a width L1 of the glue blocking portion 21 of the LED display module is smaller than a width L2 of the fixing portion 23. So, can strengthen the stability that surrounding edge structure 20 fixed at LED lamp plate 10. The service life of the LED display module is prolonged.

In another embodiment, as shown in fig. 4, the width L1 of the glue blocking portion 21 may be greater than or equal to the width L2 of the fixing portion 23, and the glue blocking portion is specifically set according to an actual structure, so that the surrounding edge structure 20 can be stably installed on the periphery of the LED lamp panel 10, which is not limited herein.

In another embodiment of the present application, as shown in fig. 4, a thickness h3 of the fixing portion 23 of the LED display module is provided to be less than twice a thickness h2 of the glue blocking portion 21. So, the material distribution difference of keeping off gluey portion 21 and fixed part 23 among the surrounding edge structure 20 is little, and whole surrounding edge structure 20 stress distribution is even like this, and the reliable and stable nature of surrounding edge structure 20 fixing on LED lamp plate 10 is better, also is better to the protective effect of LED lamp plate 10.

In another embodiment of the present application, as shown in fig. 2, fig. 4, and fig. 6, the LED display screen of the LED display module further includes a bottom shell 40, where the bottom shell 40 is disposed on the back 102 of the LED lamp panel 10 and is hermetically connected to the LED lamp panel 10. Specifically, the bottom shell 40 is arranged on the back 102 of the LED lamp panel 10 and covers the driving components of the LED lamp panel 10, so as to protect the driving components, and the bottom shell 40 is hermetically connected with the LED lamp panel 10, so that external water can be prevented from entering the bottom shell 40 from a gap between the bottom shell 40 and the LED lamp panel 10, and waterproof protection of the driving components is realized; meanwhile, the bottom shell 40 can also structurally support the LED lamp panel 10, so as to increase the structural strength of the LED display module; this LED display module assembly passes through drain pan 40, encapsulating layer 30, surrounding structure 20 and drain pan 40, can reach dampproofing and waterproofing's effect to LED lamp pearl 12 on the LED lamp plate 10 and the protection of drive components and parts for this LED display module assembly can satisfy outdoor operation requirement.

In another embodiment, the bottom shell 40 can be further fixed on the LED lamp panel 10 by means of connecting manners such as threads, clamping, gluing, magnetic attraction, wherein it should be noted that this connecting manner does not affect the waterproof effect of the bottom shell 40 on the LED lamp panel 10, and if there is an influence, only the waterproof structure corresponding thereto needs to be set.

In another embodiment of the present application, as shown in fig. 4 and fig. 6, the LED display module of the LED display module provided further includes a potting compound 50, where the potting compound 50 is hermetically connected between the back surface 102 of the LED lamp panel 10 and the bottom housing 40; realize sealedly through the mode of encapsulating between the back 102 of drain pan 40 and the LED lamp plate 10, can fill up the gap between drain pan 40 and the LED lamp plate 10 like this to reach better water-proof effects, and then guarantee that this LED display module assembly has better dampproofing and waterproofing effect. Specifically, a potting groove 41 is formed in the bottom shell 40, potting adhesive is poured into the bottom shell 40 through the potting groove 41 and flows to the joint of the bottom shell 40 and the back surface 102 of the LED lamp panel 10, and after the potting adhesive seals the potting groove 41, the potting adhesive is cured to form a potting adhesive member 50, wherein the potting adhesive may be the same as or different from the above potting adhesive, and the bottom shell 40 and the LED lamp panel 10 can be hermetically connected.

In another embodiment of the present application, as shown in fig. 5, the LED display module of the LED display module further includes a potting compound 50, and the surrounding edge structure 20, the LED lamp panel 10 and the bottom shell 40 are hermetically connected by the potting compound 50. Seted up encapsulating groove 41 on the drain pan 40, the casting glue is poured into in surrounding edge structure 20 through encapsulating groove 41, LED lamp plate 10 and the junction of drain pan 40 three, and behind this encapsulating groove 41 of casting glue seal, form potting glue spare 50 after the potting glue solidification, in order to realize surrounding edge structure 20, sealing connection between LED lamp plate 10 and the drain pan 40 three, drain pan 40 like this, encapsulating layer 30, surrounding edge structure 20 and drain pan 40 enclose to establish and form a stable closed waterproof construction, LED lamp plate 10 has splendid dampproofing and waterproofing effect like this.

In another embodiment, the bottom shell 40 and the back surface 102 of the LED lamp panel 10 may also adopt a sealing connection manner of a sealing ring, or the bottom shell 40 is eliminated, and glue filling processing is performed on the back surface 102 of the LED lamp panel 10, so as to achieve water proofing of the back surface 102 of the LED lamp panel 10.

The LED display module of the embodiment of the application is shown in a combined figure 4, a C-shaped surrounding edge structure 20 is directly formed on the periphery of an LED lamp panel 10, the surrounding edge structure 20 integrated with a bottom shell 40 is replaced, the surrounding edge thickness (the thickness of a connecting part 22) can be effectively reduced, a dark line is prevented from being formed at a seam between two adjacent LED display modules, the pixel interval of the LED display module is smaller than 2.5mm, meanwhile, glue pouring sealing can be achieved, the LED display module has outdoor protection capability, and the purposes of moisture protection, water prevention, ultraviolet irradiation resistance and the like are achieved; the LED display module can also meet corresponding requirements on physical properties such as structural strength and the like.

In another embodiment of the present application, an LED display screen is provided, which includes the LED display module described above.

According to the LED display screen, due to the adoption of the LED display module, smaller pixel spacing can be realized, the resolution is favorably improved, and the display effect is improved; in addition, the manufacturing cost and the technical difficulty of the bottom shell 40 and other parts are greatly reduced, and the manufacturing cost of the whole LED display screen is favorably reduced. Since the LED display screen in the embodiment of the present application adopts the technical solutions of all the embodiments, the LED display screen also has the beneficial effects of all the embodiments, and details are not repeated herein.

The present invention is not intended to be limited to the particular embodiments shown and described, but is to be accorded the widest scope consistent with the principles and novel features herein disclosed.

Claims (10)

1. The utility model provides a LED display module assembly which characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,

an LED lamp panel;

the surrounding edge structure is annularly arranged around the LED lamp panel and covers the periphery of the LED lamp panel; the surrounding edge structure and the LED lamp panel form an integrated structure.

2. The LED display module of claim 1, wherein: the surrounding edge structure is a packaging structure.

3. The LED display module of claim 1, wherein: the surrounding edge structure is provided with an accommodating groove, and the periphery of the LED lamp panel is embedded and fixed in the accommodating groove.

4. The LED display module of claim 3, wherein: the surrounding edge structure comprises a glue blocking part, a connecting part and a fixing part, wherein the glue blocking part and the fixing part are respectively connected with two ends of the connecting part, and the glue blocking part, the connecting part and the fixing part jointly surround and form the accommodating groove.

5. The LED display module of claim 4, wherein: the thickness range of the connecting part is 0.1 mm-0.2 mm.

6. The LED display module of claim 4, wherein: the width of the glue blocking part is smaller than that of the fixing part.

7. The LED display module of claim 4, wherein: the thickness of the fixing part is smaller than twice of the thickness of the glue blocking part.

8. The LED display module of any of claims 1-7, wherein: the LED display screen further comprises a bottom shell, and the bottom shell is arranged on the back face of the LED lamp panel and is connected with the LED lamp panel in a sealing mode.

9. The LED display module of claim 8, wherein: the LED display module also comprises an encapsulating rubber piece;

the encapsulating rubber piece is connected between the back surface of the LED lamp panel and the bottom shell in a sealing mode;

or the surrounding edge structure, the LED lamp panel and the bottom shell are connected in a sealing mode through the filling and sealing rubber piece.

10. An LED display screen which characterized in that: comprising the LED display module according to any one of claims 1 to 9.

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