CN201868044U

CN201868044U - Outdoor LED (Light-Emitting Diode) display module

Info

Publication number: CN201868044U
Application number: CN2010205790973U
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: 2010-10-27
Filing date: 2010-10-27
Publication date: 2011-06-15
Anticipated expiration: 2020-10-27

Abstract

The utility model discloses an outdoor LED display module, which comprises a veil, a lamp-driver integrated PCB (Printed Circuit Board) panel and a bottom shell, wherein the veil, the lamp-driver integrated PCB panel and the bottom shell are sequentially laminated, arranged and fixed, a plurality of LEDs are arranged on one surface of the lamp-driver integrated PCB panel facing to the veil, and the lamp bases of the LEDs are welded on the lamp-driver integrated PCB panel; a waterproof adhesive is respectively filled and covered at the gap part between the lamp base of each LED and each LED, and a waterproof rubber ring is also covered on the bottom shell; and the LED display module has a waterproof function, and the LED display module can be used outdoors for a long time.

Description

Outdoor LED shows module

Technical field

The utility model relates to a kind of LED and shows module, relates in particular to a kind of outdoor LED and shows module.

Background technology

LED demonstration module is made up of display module, control system and power-supply system usually.Display module is made of the dot matrix that LED forms, and is responsible for luminous demonstration; Control system can allow contents such as screen displaying character, picture, video by the light on and off of control respective regions; Power-supply system is responsible for transferring input voltage and input current to display screen required voltage electric current.

Because LED shows that module has stable performance, energy-conserving and environment-protective, brightness height, image is gorgeous and life cycle is long and the characteristics of display area adjustable size, LED showed that module obtained development at full speed in recent years, made LED show that module is widely used in indoor outer advertisement and propaganda place.

When using out of doors, LED shows that wiring board and the electronic devices and components pin in the module is very responsive to the outdoor environment of humidity, is corroded easily, need pass through water-proofing treatment so LED shows module earlier when using out of doors.

The utility model content

The technical matters that the utility model mainly solves provides and a kind ofly can show module by outdoor LED moistureproof, waterproof.

For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: provide a kind of outdoor LED to show module, be fixed on the LED casing, described outdoor LED shows that module comprises that fit successively fixing face shield, lamp drive unification PCB panel and drain pan, drive unification PCB panel at described lamp and be provided with some LED towards the one side of face shield, the lamp base of described LED is welded on described lamp and drives on the unification PCB panel; It is characterized in that the lamp base of described LED and the gap between the LED all use the marine glue encapsulating to cover, and also are provided with waterproof apron at described drain pan and contacted of LED casing.

Wherein, the edge of described drain pan and lamp drive the joint place, edge of unifying the PCB panel and are coated with marine glue.

Wherein, described waterproof apron is located at the edge of contacted of described drain pan and LED casing.

Wherein, described lamp drives that unification PCB panel is provided with at least one fixing threaded hole and at least one penetrates screw.

Wherein, on described drain pan, on described drain pan, convex with at least one panel joint pin and at least one face shield joint pin perpendicular to drain pan towards direction away from described waterproof apron.

Wherein, described face shield joint pin comprises breakthrough portion and fixed part, and described breakthrough portion and fixed part be towards being connected successively away from the waterproof apron direction, and described fixed part perpendicular to the projected area on the drain pan direction less than described breakthrough portion.

Wherein, described panel joint pin and described face shield joint pin are hollow tubular structure, and are provided with screw thread in the described tubular structure.

Wherein, described LED is the three-in-one LED of surface-mount type.

Wherein, described LED is red, green, blue three primary colours surface welded LEDs.

Wherein, described face shield is the reticulate texture of hollow out.

The beneficial effects of the utility model are: be different from the prior art LED and show that module can not waterproof, the utility model LED shows that module shows that at this LED the lamp of module drives the lamp face portion of unifying the PCB panel and carried out the encapsulating processing with marine glue, and on the drain pan of this LED demonstration module, waterproof apron is housed, make this LED show that module has the function of waterproof, LED shows that module can use out of doors for a long time.

Description of drawings

Fig. 1 is the exploded view that the utility model LED shows module;

Fig. 2 is the A portion enlarged drawing that the utility model LED shows face shield on the module;

Fig. 3 is that the utility model LED shows that lamp drives the front elevation of unifying the PCB panel on the module;

Fig. 4 is that the utility model LED shows that lamp drives the preceding stereographic map of unification PCB panel encapsulating on the module;

Fig. 5 is that the utility model LED shows that lamp drives the preceding B portion enlarged drawing of unification PCB panel encapsulating on the module;

Fig. 6 is that the utility model LED shows the stereographic map after lamp on the module drives unification PCB panel encapsulating;

Fig. 7 is that the utility model LED shows that lamp on the module drives the enlarged drawing of C portion behind the unification PCB panel encapsulating;

Fig. 8 is that the utility model LED shows that drain pan and lamp on the module drive the synoptic diagram of the joint face of unifying the PCB panel;

Fig. 9 is the synoptic diagram that the utility model LED shows the joint face of drain pan and waterproof apron on the module;

Figure 10 is the synoptic diagram that the utility model LED shows the fixed cell on the joint face of drain pan and waterproof apron on the module;

Figure 11 is the synoptic diagram that the utility model LED shows the stator of module;

Figure 12 is the synoptic diagram that the utility model LED shows the waterproof apron of module.

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.

See also Fig. 1 and Fig. 2, the utility model outdoor LED shows module 3, comprising that fit successively arrangement fixing face shield 10, lamp drive unification PCB panel 20, drain pan 30 and waterproof apron 40, being fixed on the LED casing (not shown) after this outdoor LED demonstration module 3 assembles.

This face shield 10 is the reticulate texture of hollow out; the position of the corresponding LED of mesh and being provided with; the light that LED sends goes out via this mesh transmission; on this face shield 10 also rule be provided with positioning screw hole 11; this face shield 10 is used for guard lamp and drives LED on the unification PCB panel 20, prevents that LED is subjected to extraneous impact and damages.

See also Fig. 3, Fig. 4 and Fig. 5, this lamp drives several surface welded LEDs that distribute regularly on the unification PCB panel 20, and the lamp base 25 of these several surface welded LEDs all is weldingly fixed on lamp and drives above the unification PCB panel 20; This surface welded LED can be the three-in-one LED of surface-mount type, also can be red, green, blue three primary colours surface welded LED.

Be provided with plurality of fixed screw 23 what this lamp drove rule on the unification PCB panel 20, drive on the unification PCB panel 20 some screws 21 that penetrate that are provided with of rule also at this lamp;

See also Fig. 6 and Fig. 7, using marine glue this lamp to be driven space 27 parts between the LED of lamp face portion of unification PCB panel 20 carries out encapsulating and handles, make marine glue cover the lamp base 25 of LED, after the encapsulating processing, lamp drives the lamp face portion of unifying PCB panel 20 can waterproof.

In addition, also need position coating marine glue that the edge of drain pan 30 and the side edge of display panel are touched during assembling, prevent rain penetration after, lamp drives the wiring board of unifying PCB panel 20 shady faces and is corroded.

See also Fig. 8, on this drain pan 30,, be provided with the panel joint pin 33 of equal number to driving the plurality of fixed screw 23 that is provided with on the unification PCB panel 20 by lamp, this panel joint pin 33 is a hollow tubular structure, and is provided with screw thread in the tubular structure (not shown); In addition, on this drain pan 30, to driving the some screws 21 that penetrate that are provided with on the unification PCB panel 20 by lamp, be provided with the face shield joint pin 31 of equal number, this face shield joint pin 31 is a hollow tubular structure, and be provided with screw thread in the tubular structure (not shown), this face shield joint pin 31 comprises towards the breakthrough portion 311 and the fixed part 313 that connect successively away from waterproof apron 40 directions, and this fixed part 313 perpendicular to the projected area on drain pan 30 directions less than this breakthrough portion 311.

When lamp is driven unification PCB panel 20 with drain pan 30 and face shield 10 assemblings,

At first, the face shield joint pin 31 on the drain pan 30 is passed lamp drive the corresponding screw 21 that penetrates on the unification PCB panel 20, the panel joint pin 33 on the drain pan 30 and lamp are driven the fixing threaded hole 23 corresponding butts of unifying on the PCB panel 20;

Secondly, the tubular structure (not shown) that passes panel joint pin 33 by the bolt (not shown) is spirally connected with the fixing threaded hole 23 that lamp drives on the unification PCB panel 20, drain pan 30 and lamp is driven unify PCB panel 20 and be fixed together;

Then, with fixed part 313 butts of the positioning screw hole on the face shield 10 11 with corresponding face shield joint pin 31;

At last, pass the tubular structure (not shown) of face shield joint pin 31 and the positioning screw hole 11 on the face shield 10 is spirally connected, drain pan 30, lamp are driven unification PCB panel 20 and face shield 10 is fixed together by the bolt (not shown).

Also be provided with waterproof apron at this drain pan and contacted of LED casing (not shown), this drain pan 30 is fixed on the LED casing (not shown) by locked instrument, and this locked instrument comprises fixed cell 35, stator 37 and clinching unit 45.

See also Fig. 9 and Figure 10, on this drain pan 30 with the edge rule of 40 contacted of this waterproof aprons be provided with ten depression fixed cells 35 and two reference columns (361,362), this fixed cell 35 comprises the screens portion 351 of the depression that is connected and the locking part 353 of depression, in this screens portion 351, offer a U-shaped groove, form a shell fragment 3511 in the middle of this U-shaped groove, these shell fragment 3,511 one ends are fixed on the drain pan 30, the other end at this shell fragment 3511, side near this waterproof apron 40 is provided with projection 3513, in this locking part 353, offer porose 3531, these two reference columns (361,362) be used to locate this waterproof apron 40.

See also Figure 11, the hole 3531 that is provided with on the locking part 353 of corresponding fixed cell 35 on this stator 37 offers locking screw 371, and the projection 3513 that is provided with on the shell fragment 3511 of corresponding fixed cell 35 on this stator 37 is provided with the card postion unit 373 of a semicircle, and these stator 37 available metal materials are made.

See also Figure 12, on this waterproof apron 40, depression fixed cell 35 on the corresponding drain pan 30 is provided with ten clinching unit 45, this clinching unit 45 comprises the clinching portion 453 of an opening 451 and a projection, and two reference columns (361,362) on corresponding drain pan 30 on this waterproof apron 40 are provided with two pilot holes (431,432).

During assembling, earlier stator 37 is put into the fixed cell 35 on the drain pan 30, make the hole 3531 that is provided with on the locking part 353 of locking screw 371 and fixed cell 35 on the stator 37 corresponding, and make semicircular card postion unit 373 on the stator 37 prop up projection 3513 on the shell fragment 3511 of fixed cell 35; Then two pilot holes (431,432) on the waterproof apron 40 are enclosed within on two reference columns (361,362) on the drain pan 30, and with 45 corresponding fixed cell 35 pressings of clinching unit; At last by the bolt (not shown) pass successively on LED casing (not shown) and the waterproof apron 40 be provided with opening 451, be spirally connected with the locking screw 371 on the stator 37, the hole of passing then on the drain pan 30 3531 shows that with this LED module 3 is fixed on the LED casing.

Owing to show that at this LED the lamp of module shell 3 drives the lamp face portion of unifying PCB panel 20 and carried out the encapsulating processing with marine glue, and on the drain pan of this LED demonstration module 3, waterproof apron 40 is housed, can make this LED show that module 3 has the function of waterproof, this LED shows that module 3 can use out of doors for a long time.

In addition, the arrangement mode of the type of the used surface welded LED of the utility model, model and lamp is unrestricted.

The quantity of described fixed cell, clinching unit, reference column is also unrestricted.

The material of used marine glue is also unrestricted.

The perforate number of the spacing of LED, the number of LED and screw is also unrestricted.

More than this 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. an outdoor LED shows module, be fixed on the LED casing, described outdoor LED shows that module comprises that fit successively fixing face shield, lamp drive unification PCB panel and drain pan, drive unification PCB panel at described lamp and be provided with some LED towards the one side of face shield, the lamp base of described LED is welded on described lamp and drives on the unification PCB panel; It is characterized in that the lamp base of described LED and the gap between the LED all use the marine glue encapsulating to cover, and also are provided with waterproof apron at described drain pan and contacted of LED casing.

2. outdoor LED according to claim 1 shows module, it is characterized in that: the joint place, edge that the edge of described drain pan and lamp drive unification PCB panel is coated with marine glue.

3. outdoor LED according to claim 1 shows module, it is characterized in that: described waterproof apron is located at the edge of contacted of described drain pan and LED casing.

4. outdoor LED according to claim 1 shows module, it is characterized in that: described lamp drives that unification PCB panel is provided with at least one fixing threaded hole and at least one penetrates screw.

5. outdoor LED according to claim 1 shows module, it is characterized in that: on described drain pan, convex with at least one panel joint pin and at least one face shield joint pin towards the direction away from described waterproof apron perpendicular to drain pan.

6. outdoor LED according to claim 5 shows module, it is characterized in that: described face shield joint pin comprises towards the breakthrough portion and the fixed part that connect successively away from the waterproof apron direction, and described fixed part perpendicular to the projected area on the drain pan direction less than described breakthrough portion.

7. show module according to claim 5 or 6 described outdoor LEDs, it is characterized in that: described panel joint pin and described face shield joint pin are hollow tubular structure, and are provided with screw thread in the described tubular structure.

8. outdoor LED according to claim 1 shows module, and it is characterized in that: described LED is the three-in-one LED of surface-mount type.

9. outdoor LED according to claim 1 shows module, and it is characterized in that: described LED is red, green, blue three primary colours surface welded LEDs.

10. outdoor LED according to claim 1 shows module, and it is characterized in that: described face shield is the reticulate texture of hollow out.