CN209183170U - A LED display module assembly - Google Patents

Abstract

The utility model relates to an LED display module assembly, which at least includes a driving board and a waterproof shielding heat dissipation board, one side of the driving board is provided with an LED lamp, and the other side of the driving board is provided with a As for the driver chip, a metal pressing sheet is provided on one side of the waterproof shielding heat dissipation plate, and the metal pressing sheet and the driving chip are provided in one-to-one correspondence. Attaching the metal pressing sheet to the driver chip can directly export the heat emitted by the driving chip, and radiate it to the outside through the waterproof shielding heat dissipation plate, which has an obvious heat dissipation effect. At the same time, the metal pressing sheet can also shield electromagnetic waves to a certain extent.

Description

A LED display module assembly

technical field

The utility model relates to the technical field of LED display devices, in particular to an LED display module assembly.

Background technique

The use of LED display module components is very common. Because the energy saving performance of LED display module components is very good, the equipment using LED display module components is generally in a long-term working state. However, the LED display module assembly also has the problem of heat resistance, that is to say, once the LED display module assembly works for a long time, the heat cannot be dissipated in time, which will damage the display screen, affect the display effect, and shorten the service life.

Utility model content

The technical problem to be solved by the utility model is to provide an LED display module assembly with good heat dissipation performance.

In order to solve the above technical problems, the technical solution adopted by the utility model is:

An LED display module assembly, comprising at least a driving board and a waterproof shielding heat dissipation board, one side of the driving board is provided with an LED lamp, and the other side of the driving board is provided with a driving chip electrically connected to the LED lamp, the A metal pressing sheet is provided on one side of the waterproof shielding heat dissipation plate, and the metal pressing sheet and the driving chip are set in one-to-one correspondence.

Further, it also includes a bottom case and a sealing ring, and the drive board, the waterproof shielding heat dissipation plate, and the sealing ring are adapted to the frame of the bottom case.

Further, the bottom case includes a plurality of sub-frames, and the driving board, the face shield and the waterproof shielding heat dissipation plate are respectively adapted to the frames of the sub-frames.

Further, it also includes a mask, the mask is provided with a light hole suitable for the LED lamp, and the mask is a textured mask or a corrugated mask.

Further, a visor is provided on one side of the lamp hole, and the end of the visor is jagged.

Further, splicing grooves are provided on the outer side of the bottom case.

Further, the other side of the driving board is provided with a power interface, and the waterproof shielding heat dissipation plate is provided with an opening corresponding to the power interface.

Further, the bottom case includes a frame and ribs connected between the frames, and the side of the waterproof shielding heat dissipation plate provided with the metal pressing sheet has a groove matching the rib.

Further, the metal pressing piece includes a grid-shaped substrate and a pressing piece body, one end of the pressing piece body has a bent portion, and each grid of the grid-shaped substrate is respectively connected with the pressing piece body, And the tablet body is connected to the edge of the corresponding grid through the bending part, the plate surface of the grid-shaped substrate is attached to the panel surface of the waterproof shielding heat dissipation plate, and the tablet body is attached to the driver chip combine.

Further, the drive board, the face shield and the waterproof shielding heat dissipation plate respectively have one-to-one corresponding fixing holes.

The beneficial effect of the utility model is that: one side of the waterproof shielding heat dissipation plate is provided with a metal pressing sheet, and the metal pressing sheet and the driving chip are arranged in one-to-one correspondence, and the metal pressing sheet is attached to the driving chip, so that the energy emitted by the driving chip can be The heat is directly exported and radiated to the outside through the waterproof shielding heat sink, the heat dissipation effect is obvious, and the metal pressing sheet can also shield electromagnetic waves to a certain extent.

Description of drawings

Fig. 1 shows the assembly schematic diagram of LED display module assembly of the present utility model;

Shown in Fig. 2 is the schematic diagram of face shield of the present utility model;

Figure 3 shows the front view of the drive plate of the present utility model;

Figure 4 shows the rear view of the drive plate of the present utility model;

Fig. 5 shows the front view of the waterproof shielding cooling plate of the present utility model;

Figure 6 shows the rear view of the waterproof shielding cooling plate of the present utility model;

Fig. 7 shows the schematic diagram of the sealing ring of the present utility model;

Figure 8 is a front view of the LED display module assembly of the present invention;

Figure 9 is a rear view of the LED display module assembly of the present invention;

Label description:

1. Bottom case; 2. Driver board; 21. LED light; 22. Driver chip; 23. Power interface; ; 42, opening;

43. Groove; 44. Grid-shaped substrate; 5. Sealing ring.

Detailed ways

In order to describe the technical content, the achieved purpose and the effect of the present utility model in detail, the following will be described in conjunction with the embodiments and accompanying drawings.

The most critical idea of the utility model is that: one side of the waterproof shielding heat dissipation plate is provided with a metal pressing piece, and the metal pressing piece and the driving chip are set in one-to-one correspondence.

Please refer to Fig. 1 to Fig. 9, a LED display module assembly provided by the utility model at least includes a driving board and a waterproof shielding heat dissipation board, one side of the driving board is provided with an LED lamp, and the other side of the driving board A driving chip electrically connected to the LED light is provided on one side, and a metal pressing sheet is provided on one side of the waterproof shielding heat dissipation plate, and the metal pressing sheet and the driving chip are provided in one-to-one correspondence.

As can be seen from the above description, one side of the waterproof shielding heat dissipation plate is provided with a metal pressing sheet, and the metal pressing sheet is arranged in one-to-one correspondence with the driving chip, and the metal pressing sheet is attached to the driving chip, so that the heat emitted by the driving chip can be directly exported , and radiate to the outside through the waterproof shielding heat dissipation plate, the heat dissipation effect is obvious, and the metal pressure sheet can also shield electromagnetic waves to a certain extent.

Further, it also includes a bottom case and a sealing ring, and the drive board, the waterproof shielding heat dissipation plate, and the sealing ring are adapted to the frame of the bottom case.

From the above description, it can be seen that the drive board, waterproof shielding heat dissipation plate, and sealing ring are compatible with the frame of the bottom case, and the bottom case and the drive board are assembled together to form a conventional LED module product; the bottom case, drive board and The waterproof and shielding cooling plate is assembled together to form an LED module product with waterproof, self-heating and electromagnetic shielding functions; the bottom case, driver board and sealing ring are assembled together to form a waterproof LED module product. The LED display module assembly of the utility model can be assembled into LED display module products with different functions according to the use requirements, which satisfies the user's requirements for the longitudinal compatibility of the LED display module assembly, and facilitates LED display with different functions. Common upgrading of module products.

Further, the bottom case includes a plurality of sub-frames, and the driving board, the face shield and the waterproof shielding heat dissipation plate are respectively adapted to the frames of the sub-frames.

It can be seen from the above description that the bottom case includes a plurality of sub-frames, which saves the use of a box, saves cost and makes the LED display module product more light and thin.

Further, it also includes a mask, the mask is provided with a light hole suitable for the LED lamp, and the mask is a textured mask or a corrugated mask.

It can be seen from the above description that the mask whose surface is textured or corrugated can increase the contrast of LED display and reduce the interference of ambient light.

Further, a visor is provided on one side of the lamp hole, and the end of the visor is jagged.

It can be seen from the above description that the end of the visor is jagged, which can weaken the seam difference between the modules during assembly.

Further, splicing grooves are provided on the outer side of the bottom case.

It can be known from the above description that splicing grooves are provided on the outside of the bottom case, which can be used for fast and high-precision splicing of modules.

Further, the other side of the driving board is provided with a power interface, and the waterproof shielding heat dissipation plate is provided with an opening corresponding to the power interface.

Further, the bottom case includes a frame and ribs connected between the frames, and the side of the waterproof shielding heat dissipation plate provided with the metal pressing sheet has a groove matching the rib.

It can be seen from the above description that the groove of the waterproof shielding heat dissipation plate is clamped to the rib on the bottom case, so that the waterproof shielding heat dissipation plate is located on one side of the rib, and the mask and the drive plate are respectively located on the other side of the rib, the structure is stable and easy to install counterpoint.

Further, the metal pressing piece includes a grid-shaped substrate and a pressing piece body, one end of the pressing piece body has a bent portion, and each grid of the grid-shaped substrate is respectively connected with the pressing piece body, And the tablet body is connected to the edge of the corresponding grid through the bending part, the plate surface of the grid-shaped substrate is attached to the panel surface of the waterproof shielding heat dissipation plate, and the tablet body is attached to the driver chip combine.

It can be known from the above description that the tablet body is connected to the edge of the corresponding grid through the bent portion, and has a certain structural elasticity, which can ensure that the tablet body is bonded to the driver chip without damaging the driver chip.

Further, the drive board, the face shield and the waterproof shielding heat dissipation plate respectively have one-to-one corresponding fixing holes.

It can be seen from the above description that the driving board, the face cover and the waterproof shielding heat dissipation plate can be fixed to each other through the fixing holes.

Please refer to Fig. 1 to Fig. 9 shown, embodiment one of the present utility model is:

An LED display module assembly, including a bottom case 1, a drive board 2 adapted to the frame of the bottom case 1, a face cover 3 and a waterproof shielding heat dissipation plate 4, wherein the bottom case 1 includes a plurality of sub-frames , the driving board 2, the mask 3, the sealing ring and the waterproof shielding cooling plate 4 are adapted to the frame of the sub-frame respectively, and the outer side of the bottom case is provided with a splicing groove, and the driving board 2, the mask 3 and the waterproof shielding There are one-to-one corresponding fixing holes on the heat dissipation plate 4, the bottom shell 1 includes a frame and ribs connected between the frames, the face cover 3 is preferably a textured face cover 3 or a corrugated face cover 3, and the drive plate 2 is a lamp drive integrated drive board 2, and one side of the drive board 2 is provided with an LED lamp array, and the other side of the drive board 2 is provided with a power interface 23 and a drive chip 22 electrically connected to the LED lamp array. The power interface 23 is electrically connected to the driver chip 22, and the mask 3 is provided with a light hole array that is compatible with the LED light array, and one side of each light hole 31 of the light hole array is provided with a visor 32, and The end of the hat brim 32 is jagged, the waterproof shielding heat dissipation plate 4 is provided with an opening 42 corresponding to the power interface 23, and one side of the waterproof shielding heat dissipation plate 4 is provided with a metal pressure sheet, Moreover, the metal pressing pieces are provided in one-to-one correspondence with the driving chips 22 , and the side of the waterproof shielding heat dissipation plate 4 provided with the metal pressing pieces has a groove 43 matching the ribs.

Preferably, the metal pressing sheet includes a grid-shaped substrate 44 and a pressing sheet body 41, one end of the pressing sheet body 41 has a bent portion, and each grid of the grid-shaped substrate 44 is respectively connected with the Press the sheet body 41, and the sheet body 41 is connected to the edge of the corresponding grid through the bent part, the plate surface of the grid-shaped substrate 44 is attached to the plate surface of the waterproof shielding heat dissipation plate 4, the The tablet body 41 is attached to the driver chip 22 .

To sum up, in the LED display module assembly provided by the utility model, a metal pressing sheet is provided on one side of the waterproof shielding heat dissipation plate, and the metal pressing sheet and the driving chip are set in one-to-one correspondence, and the metal pressing sheet is attached to the The driver chip can directly export the heat emitted by the driver chip, and radiate it to the outside through the waterproof shielding heat sink, which has an obvious heat dissipation effect. At the same time, the metal pressing sheet can also play a certain role in shielding electromagnetic waves. The driver board, waterproof and shielded cooling plate, and the sealing ring are matched with the frame of the bottom case, and the bottom case and the driver board are assembled together to form a conventional LED module product; the bottom case, the driver board and the waterproof and shielded heat sink are assembled Together, an LED module product with waterproof, self-heating and electromagnetic shielding functions is formed; the bottom case, driver board and sealing ring are assembled together to form a waterproof LED module product. The LED display module assembly of the utility model can be assembled into LED display module products with different functions according to the use requirements, which satisfies the user's requirements for the longitudinal compatibility of the LED display module assembly, and facilitates LED display with different functions. Common upgrading of module products.

The above is only an embodiment of the utility model, and does not limit the patent scope of the utility model. All equivalent transformations made by using the utility model specification and accompanying drawings, or directly or indirectly used in related technical fields, are all the same. The theory is included in the patent protection scope of the present utility model.

Claims (10)

1. a kind of LED display module component, it is characterised in that: include at least driving plate and waterproof shield heat sink, the driving The side of plate is equipped with LED light, and the other side of driving plate is equipped with the driving chip being electrically connected with the LED light, the waterproof shield The side of heat sink is equipped with metal sheeting, and metal sheeting is arranged in a one-to-one correspondence with driving chip.

2. LED display module component according to claim 1, it is characterised in that: further include bottom case and sealing ring, the drive Movable plate, waterproof shield heat sink, sealing ring are adapted with the frame of bottom case.

3. LED display module component according to claim 2, it is characterised in that: the bottom case includes multiple subframes, institute Driving plate, mask and waterproof shield heat sink is stated to be adapted with the frame of the subframe respectively.

4. LED display module component according to claim 1, it is characterised in that: further include mask, the mask is equipped with Lamp hole compatible with the LED light, the mask are dermatoglyph mask or corrugated mask.

5. LED display module component according to claim 4, it is characterised in that: the side of the lamp hole is equipped with the brim of a hat, and The end of the brim of a hat is serrated.

6. LED display module component according to claim 2, it is characterised in that: the outside of the bottom case is equipped with splicing slot.

7. LED display module component according to claim 1, it is characterised in that: the other side of the driving plate is equipped with electricity Source interface, the waterproof shield heat sink are equipped with aperture corresponding with the power interface.

8. LED display module component according to claim 2, it is characterised in that: the bottom case includes frame and is connected to Rib between frame, the side that the waterproof shield heat sink is equipped with metal sheeting have compatible with the rib recessed Slot.

9. LED display module component according to claim 1, it is characterised in that: the metal sheeting includes grid-shaped base One end of plate and tabletting ontology, the tabletting ontology has bending part, and each grid of the grid-shaped substrate is separately connected There is the tabletting ontology, and tabletting ontology is connected by the bending part with the edge of corresponding grid, the grid-shaped base The plate face of plate is bonded with the plate face of waterproof shield heat sink, and the tabletting ontology fits with driving chip.

10. LED display module component according to claim 1, it is characterised in that: the driving plate, mask and shield It covers and is respectively provided with one-to-one fixation hole on heat sink.