CN201838275U

CN201838275U - LED (light-emitting diode) display module and LED display screen

Info

Publication number: CN201838275U
Application number: CN2010205581446U
Authority: CN
Inventors: 林洺锋; 王伟; 张春旺; 陈之良; 沈娇
Original assignee: Shenzhen Zhouming Technology Co Ltd
Current assignee: Shenzhen Zhouming Technology Co Ltd
Priority date: 2010-10-12
Filing date: 2010-10-12
Publication date: 2011-05-18
Anticipated expiration: 2020-10-12

Abstract

The utility model discloses an LED (light-emitting diode) display module and an LED display screen assembled thereby. The LED display module comprises a bottom shell, a lamp panel and a mask, wherein the lamp panel is arranged between the bottom shell and the mask; the bottom shell, the lamp panel and the mask are fixed with each other by fixing pieces; a groove-shaped through hole array is arranged at the corresponding position among the bottom shell, the lamp panel and the mask; the lamp panel comprises a drive circuit board and an LED lamp which is arranged on the drive circuit board; one surface of the lamp board which is provided with the LED lamp is faced to the mask; and the position of the mask which corresponds to the LED lamp can permeate light. In the module, groove-shaped through holes are arranged in the corresponding position among the bottom shell, the lamp panel and the mask and form into the through hole array, so that the groove-shaped through hole array is formed on the whole module, therefore, the ventilating performance of the module is greatly improved, and more heat energy can be taken away by flowing air under the condition that the ventilating performance is improved, so that the heat dissipation problem is solved. The weight of a hollow part and the weight of a heat dissipating device are eliminated from the whole module, so that the weight of the whole module is greatly reduced.

Description

LED shows module and LED display

Technical field

The utility model relates to a kind of LED and shows module and a kind of LED display.

Background technology

Along with the LED display technical development is more and more ripe, its propaganda that is widely used in every field such as traffic, security, telecommunications, advertisement, propaganda shows.As everyone knows, at present outdoor LED display all is to form by box body splicing one by one, and the display panel that casing is made up of a piece module, power supply, fan and metal cabinet shell are formed, and cause casing thick and heavy, and a casing just needs the several people just can move; And the transmission of cabinet inner module group signal and the input of module power supply all are by wired transmission mode, complex circuit is various, influence the succinct degree of casing, the structure of this outdoor case formula makes that casing is heavy, weak point such as complex circuit in the casing, this not only expends wire rod, and labour demand is big, the production routine complexity, and this brings very big inconvenience to display screen production, shipment, dismounting and maintenance.

The utility model content

The technical matters that the utility model mainly solves provides a kind of light, ventilates, and the LED of being convenient to dispel the heat shows module, and a kind of the light of this module, ventilation, LED display of being convenient to dispel the heat of containing.

For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: provide a kind of LED to show module, described module comprises drain pan, lamp plate and face shield, described lamp plate is between drain pan and face shield, fix by fixture between the three, described drain pan, lamp plate and face shield have groove shape via-hole array in the position to correspond to each other, described lamp plate comprises drive circuit board and the LED lamp that is arranged on the drive circuit board, lamp plate is provided with the one side of LED lamp towards face shield, the position light-permeable of the corresponding LED lamp of face shield.

Because in the module, drain pan lamp plate and face shield have groove shape through hole in the position to correspond to each other, and this through hole forms via-hole array, therefore also just formed the array of groove shape through hole on the whole at module, therefore the performance of ventilating of module improves greatly, under the situation that performance of ventilating improves, flow air just can be taken away more heat, and heat dissipation problem also just solves thereupon.Saved the weight of the weight of openwork part and heat abstractor in entire module after, the weight of entire module alleviates greatly.

Wherein, the lamp plate back side is provided with power supply-signal input interface and power supply-signal output interface, and described drain pan is provided with through hole corresponding to the position of power supply-signal input interface and power supply-signal output interface

Wherein, described through hole is provided with waterproof apron.

Wherein, described power supply-signal input interface and power supply-signal output interface are the DB9 interface of 14pin (i.e. 14 pin).

Wherein, described lamp plate front is filled with the marine glue that there was not LED lamp lamp base, and described lamp plate, drain pan, face shield boundary also are filled with marine glue.

Wherein, described LED lamp is the paster LED lamp.

For solving second technical matters that the present invention proposes, the present invention also provides a kind of LED display, and the display surface of described display screen is spliced by above-mentioned demonstration module.

Owing to adopted the LED of light, ventilation and good heat dissipation effect to show module, so this display screen is general possesses above-mentioned lightly, ventilates the advantage of being convenient to dispel the heat.

Wherein, can adopt following splicing construction between the demonstration module:

Be provided with fixedly projection at described drain pan near the edge, drain pan is provided with plug housing at close fixedly projection place, plug housing is positioned at the drain pan inboard with respect to fixing projection, be provided with blinds between the module, blinds is provided with the blinds through hole, described fixedly projection penetrates in the blinds through hole, and display screen is provided with latch, and latch passes plug housing and presses blinds.

Wherein, described latch is connected with the spacing pull of plug housing.

Wherein, described blinds is collapsible blinds.

Description of drawings

Fig. 1 is that the described LED of embodiment shows the modular structure explosive view;

Fig. 2 is the local A enlarged drawing of Fig. 1;

Fig. 3 is the local B enlarged drawing of Fig. 1;

Fig. 4 is that the described LED of embodiment shows the module back view;

Fig. 5 is that the described LED of embodiment shows module latch and plug housing structural representation;

Fig. 6 is the described LED display structure of an embodiment synoptic diagram;

Fig. 7 is Fig. 6 Local C enlarged drawing;

Fig. 8 is the local D enlarged drawing of Fig. 6.

Label declaration:

1, drain pan 2, lamp plate 3, face shield 4, blinds 11, groove shape through hole 21 on the drain pan, groove shape through hole 31 on the lamp plate, groove shape through hole 22 on the face shield, LED lamp 23, power supply-signal input interface 24, power supply-signal output interface 32, latch 33, plug housing 201, screw 204, fixedly projection 1021, fixed orifice 1011 on the lamp plate, screw linking arm 1031 on the drain pan, screw linking arm 1012 on the face shield, telescoping column 1022 on the drain pan, hole on the lamp plate

Embodiment

By describing technology contents of the present utility model, structural attitude in detail, realized purpose and effect, give explanation below in conjunction with embodiment and conjunction with figs. are detailed.

As shown in Figure 1, present embodiment provides a kind of LED to show module, described module comprises drain pan 1, lamp plate 2 and face shield 3, described lamp plate 2 is between drain pan 1 and face shield 3, fix by fixture between the three, described drain pan 1, lamp plate 2 and face shield 3 have the groove shape through hole 11 on a plurality of drain pans, groove shape through hole 21 on the lamp plate and the groove shape through hole 31 on the face shield, the three forms array respectively, position correspondence each other after module installs, form the permeable structures on the module, described lamp plate 2 comprises drive circuit board and the LED lamp 22 that is arranged on the drive circuit board, and lamp plate 2 is provided with the one side of LED lamp 22 towards transparent face shield 3.

For making simple in circuits, as shown in Figure 4, described lamp plate 2 back sides are provided with power supply-signal input interface 23 and power supply-signal output interface 24, described drain pan 1 is provided with through hole corresponding to the position of power supply-signal input interface 23 and power supply-signal output interface 24, connecting plug between module inserts from through hole, because adopted the two-in-one interface of power supply and signal, so only need single line to connect between module, succinct and easy for installation.

In order to strengthen water resistance, described through hole is provided with waterproof apron.

Described power supply-signal input interface 23 and power supply-signal output interface 24 can be selected the DB9 interface of 14pin for use.

In order to strengthen the waterproof effect of module integral body, described lamp plate front is filled with the marine glue that there was not LED lamp lamp base, and described lamp plate 2, drain pan 1, face shield 3 boundarys also are filled with marine glue.

For convenient for production, and consider the attractive in appearance succinct of lamp plate 2, described LED lamp 22 is the paster LED lamp.

In another embodiment of the present invention, provided the connected mode between lamp plate 2 and drain pan 1 and the face shield 3.

Shown in Fig. 1,4 (partial enlarged drawing of A, B portion is referring to Fig. 2,3), module comprises drain pan 1, lamp plate 2 and face shield 3 three parts, fixedly to be screw by the fixed orifice on the lamp plate 1021 be connected with screw linking arm 1011 on the drain pan fixes for lamp plate 2 and drain pan 1, carrying out encapsulating again handles, and the screw linking arm 1031 on the face shield passes hole 1022 on the lamp plate and the telescoping column 1012 on the drain pan successively, and being connected with screw linking arm 1031 on the face shield by screw 201 from the back of drain pan then fixes entire module.

As shown in Figure 6, the present invention also provides a kind of LED display of utilizing above-mentioned various demonstration module to be spliced.This LED display shows that by a, b, c, d, six LED of e, f module is spliced.Show respectively in the display screen that module can utilize usual manner such as bolt etc. to be connected, also can adopt following splicing construction to connect (concrete structure of C, D portion is referring to partial enlarged drawing Fig. 7, Fig. 8):

Be provided with fixedly projection 204 at the drain pan 1 that shows module near the edge, drain pan 1 is provided with plug housing 33 at close fixedly projection 204 places, and plug housing 33 is positioned at drain pan 1 inboard with respect to fixing projection 204, the position of promptly more close drain pan 1 central authorities.Be provided with blinds 4 between the module, blinds 4 is provided with the blinds through hole, and described fixedly projection 204 penetrates in the blinds through hole, and display screen is provided with latch 32, and latch 32 passes plug housing 33 and presses blinds 4, and the structure of latch 32 and plug housing 33 is referring to Fig. 5.

Blinds 4 can be to adopt folding blinds, so conveniently is spliced into the arc screen.

This mode is constructed simply, is convenient to installation and removal.

Described latch 32 is connected with plug housing 33 spacing pulls.Described spacing pull connects be meant that latch 32 can twitch plug housing 33 in, but owing to the interior stop means of plug housing 33, so latch 32 can't detach out plug housing 33 fully.Latch 32 was lost when dismounting was avoided in such design.

The above only is embodiment of the present utility model; be not so limit claim of the present utility model; every equivalent structure or equivalent flow process conversion that utilizes the utility model instructions and accompanying drawing content to be done; or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present utility model.

Claims

1. a LED shows module, it is characterized in that, described module comprises drain pan, lamp plate and face shield, described lamp plate is between drain pan and face shield, fix by fixture between the three, described drain pan, lamp plate and face shield have groove shape via-hole array in the position to correspond to each other, and described lamp plate comprises drive circuit board and the LED lamp that is arranged on the drive circuit board, lamp plate is provided with the one side of LED lamp towards face shield, the position light-permeable of the corresponding LED lamp of face shield.

2. LED according to claim 1 shows module, it is characterized in that, the described lamp plate back side is provided with power supply-signal input interface and power supply-signal output interface, and described drain pan is provided with through hole corresponding to the position of power supply-signal input interface and power supply-signal output interface

3. LED according to claim 2 shows module, it is characterized in that described through hole is provided with waterproof apron.

4. LED according to claim 2 shows module, it is characterized in that described power supply-signal input interface and power supply-signal output interface are the DB9 interface of 14 pin.

5. show module according to any described LED of claim 1 to 4, it is characterized in that described lamp plate front is filled with the marine glue that there was not LED lamp lamp base, described lamp plate, drain pan, face shield boundary also are filled with marine glue.

6. show module according to any described LED of claim 1 to 4, it is characterized in that described LED lamp is the paster LED lamp.

7. a LED display is characterized in that, the display surface of described display screen is spliced by any one the demonstration module of claim 1 to 6.

8. LED display according to claim 7 is characterized in that, shows that the module splicing construction is as follows:

9. LED display according to claim 8 is characterized in that, described latch is connected with the spacing pull of plug housing.

10. according to Claim 8 or 9 described LED display, it is characterized in that described blinds is collapsible blinds.