CN204117524U

CN204117524U - New waterproof LED display cell board

Info

Publication number: CN204117524U
Application number: CN201420649979.0U
Authority: CN
Inventors: 王保春
Original assignee: Individual
Current assignee: Individual
Priority date: 2014-11-03
Filing date: 2014-11-03
Publication date: 2015-01-21
Anticipated expiration: 2024-11-03

Abstract

The utility model relates to a kind of new waterproof LED display cell board, and effectively solve traditional LED display cell board waterproof effect bad, maintenance efficiency is high, and the technological process of production is complicated, and dust earth is the problem such as easy to clean not; Its technical scheme solved comprises lamp plate, box body, bonnet, the front end face of lamp plate has LED, have the first through hole between LED interval, the rear end face of lamp plate is circuit board, and box body is translucent, tray interior is cavity and rear end face opening, box body front end face has first circular trough corresponding with LED, and all there is multiple second circular trough the top of box body madial wall, bonnet sidewall has the first corresponding circular protrusions, bonnet front end face has the second circular protrusions, and bonnet is placed in above lamp plate; The utility model structure is ingenious, and input cost is low, good waterproof performance, maintenance efficiency are low, decreases the technological process of production, elegant in appearance, and dust not easily pollutes and easily clears up.

Description

New waterproof LED display cell board

Technical field

The utility model relates to LED display technical field, particularly a kind of new waterproof LED display cell board.

Background technology

LED display cell board, has another name called LED display module or is called for short the main body component units that cell board is LED display, and by LED light emitting diode and driving circuit, drive IC and plastic cement external member are formed.

Traditional outdoor LED display screen is made up of multiple cell board, the composition of cell board is made up of framework, lamp plate, bonnet three part, but traditional cell board is that the front end face of lamp plate from framework is installed when installing, fix lamp plate by front panel and silica gel simultaneously, be all this cell board used in the market, this cell board structure has following shortcoming:

1. water resistance is poor, and the gap that silica gel and LED support produce can cause LED corrosion to lose efficacy.Front panel fixed screw very easily gets rusty into water.

2. heat dispersion is poor, directly acts on LED and driving circuit, reduce the performance and used life of cell board after the silica gel heat absorption of black.

3. production process is numerous and diverse, and cell board is generally aging through bare board, finishing, and encapsulating is again aging, assembling finished product.Need repeatedly aging lamp plate, work efficiency is low, is unfavorable for automated production.

4. maintenance and repair is loaded down with trivial details, when cell board has a fault, take off front panel 16 screws, rejects water-proof silica-gel, and displacement part, again encapsulating, test and maintenance completes.

5. display screen front panel is uneven, very easily recruits dust to cover panel, and the greasy filth etc. that water-proof silica-gel leakage of oil can make panel produce not easy-clear causes flower screen or brightness to reduce.

Summary of the invention

For above-mentioned situation, for overcoming the defect of prior art, the object of the utility model is just to provide a kind of new waterproof LED display cell board, effectively solve traditional LED display cell board waterproof effect bad, contrast is not high, maintenance efficiency is high, and the technological process of production is complicated, and dust earth is the problem such as easy to clean not.

Its technical scheme solved is, comprise lamp plate, box body, bonnet, the lamp plate side of being entity, the front end face of lamp plate is provided with multiple uniform and be paved with the LED of front end face, multiple first through hole is provided with between LED interval, the rear end face of lamp plate is circuit board, the size of circuit board is slightly larger than the size of LED, box body is translucent, tray interior is cavity and rear end face opening, front end face inside box body is provided with multiple first circular trough corresponding with LED, box body madial wall edge is equipped with identical boss, the top of box body madial wall is equipped with multiple second circular trough, the sidewall of bonnet is provided with first circular protrusions corresponding with the second circular trough, the front end face of bonnet is provided with second circular protrusions corresponding with the first through hole, lamp plate is placed in tray interior just, bonnet to be placed in above lamp plate and to be placed in box body, the thickness of the LED of lamp plate is identical with boss height.

The utility model structure is ingenious, input cost is low, good waterproof performance, reduce production cost, maintenance efficiency is low, easy to maintenance, decreases the technological process of production, elegant in appearance, dust not easily pollutes and easily clears up.

Accompanying drawing explanation

Fig. 1 is the utility model stereographic map.

Fig. 2 is that the utility model does not install lamp plate stereographic map.

Fig. 3 is the utility model box body stereographic map.

Fig. 4 is the utility model lamp plate stereographic map.

Fig. 5 is the utility model bonnet stereographic map.

Fig. 6 is the utility model gummed paper front view.

Embodiment

Below in conjunction with accompanying drawing, embodiment of the present utility model is described in further detail.

Provided by Fig. 1 to Fig. 6, the utility model comprises lamp plate 1, box body 2, bonnet 3, lamp plate 1 side of being entity, the front end face of lamp plate 1 is provided with multiple uniform and be paved with the LED 4 of front end face, multiple first through hole 5 is provided with between LED 4 interval, the rear end face of lamp plate 1 is circuit board 6, the size of circuit board 6 is slightly larger than the size of LED 4, box body 2 is translucent, box body 2 inside is cavity and rear end face opening, front end face inside box body 2 is provided with multiple first circular trough 7 corresponding with LED 4, box body 2 madial wall edge is equipped with identical boss 8, the top of box body 2 madial wall is equipped with multiple second circular trough 9, the sidewall of bonnet 3 is provided with first circular protrusions 10 corresponding with the second circular trough 9, the front end face of bonnet 3 is provided with second circular protrusions 11 corresponding with the first through hole 5, it is inner that lamp plate 1 is placed in box body 2 just, bonnet 3 to be placed in above lamp plate 1 and to be placed in box body 2, the thickness of the LED 4 of lamp plate 1 is highly identical with boss 8.

Described box body 2 is in square.

The first described through hole 5 is rounded, and Horizontal vertical is to all there being 3.

The first described circular protrusions 10 has 2 at the two ends of each sidewall, has 8.

The second through hole 12 is provided with in the middle of described bonnet 3.

The second described through hole 12 in square, and connects two ends by cross bar 13 in the middle of the second through hole 12.

The rear end face of described bonnet 3 is reticulate texture 14.

Thin layer adhesive tape 15 is posted in described box body 2 upper surface.

The thickness of described box body 2 equals lamp plate 1 and bonnet 3 thickness sum.

When the utility model uses, box body 2, lamp plate 1, the size of bonnet 3 is identical, first lamp plate 1 is positioned over the inside of box body 2, because LED 4 thickness of lamp plate 1 front end face is identical with the height of boss 8, now the front end face of lamp plate 1 is placed between boss 8, the circuit board 6 of the rear end face of lamp plate 1 is placed on boss 8, the LED 4 of lamp plate 1 front end face is placed in first circular trough 7 in box body 2 inside front ends face, can prevent LED 4 from damaging by pressure, bonnet 3 is covered on lamp plate 1, the second circular protrusions 11 on bonnet 3 is placed in the first through hole 5 of lamp plate 1, the first circular protrusions 10 on bonnet 3 side is placed in the second circular trough 9 above box body 2 madial wall, just can tightly fix, do not need to screw down again.

Second circular protrusions 11 Horizontal vertical, to all there being 3, totally 9, namely tightly can fix lamp plate 1.

The first circular protrusions 10 on bonnet 3 side is stuck in and can realizes tightly fixing bonnet 3 in the second circular trough 9 and do not come off, after eliminating traditional cell board, cover-use screw comes fastening, also bonnet need not be dismantled with screwdriver again, for maintenance afterwards provides great convenience when cell board damages.

The centre of bonnet 3 is set as between foursquare second through hole 12, second through hole 12 and is provided with cross bar 13, can better mount and dismount bonnet 3, be equivalent to provide a handles, conveniently take.

Bonnet 3 rear end face is the weight that reticulate texture 14 can alleviate bonnet 3, also can save material, economize on resources.

Display screen is combined by multiple cell board, and in traditional display screen, multiple cell board is directly fixed together, but, when Sometimes When It Rains, rainwater still can penetrate into cell board rear end from the gap between cell board, and the utility model uses thin layer adhesive tape to be bonded on cell board side, can effectively prevent rainwater from penetrating into rear end.

Traditional cell board building form is that lamp plate is placed in framework from the front port of framework, then from bonnet the rear end cap of framework, this mode can not waterproof on rainy day, general waterproofing process be put lamp plate well after, glue is filled to make up gap between gap, such shortcoming is, water proofing property is also bad, rainwater still can infiltrate, after long-time use, it is very dirty and messy that glue can become, and the effect of glue will lose efficacy, the LED of traditional lamp plate front end face overlapping overhead gage is used for dust-proof, but effect is in fact not obvious, because after using for a long time, especially after rainy day, mud all can be ensconced among the gap of LED and baffle plate, the dust on LED surface can only be cleared up, dust in its gap cannot be cleared up.And the utility model solves this problem cleverly, no matter be rainwater or dust, all cannot penetrate in cell board, even if when cell board has a dust, also can be easy to cleaning.

It is bad that the utility model solves the long-time waterproof effect of LED display cell board, holds flimsy problem, for the progress in this field contributes.

Claims

1. a new waterproof LED display cell board, comprise lamp plate (1), box body (2), bonnet (3), it is characterized in that, lamp plate (1) is square entity, the front end face of lamp plate (1) is provided with multiple uniform and be paved with the LED (4) of front end face, multiple first through hole (5) is provided with between LED (4) interval, the rear end face of lamp plate (1) is circuit board (6), the size of circuit board (6) is slightly larger than the size of LED (4), box body (2) is for translucent, box body (2) inside is cavity and rear end face opening, the front end face of box body (2) inner side is provided with multiple first circular trough (7) corresponding with LED (4), box body (2) madial wall edge is equipped with identical boss (8), the top of box body (2) madial wall is equipped with multiple second circular trough (9), the sidewall of bonnet (3) is provided with first circular protrusions (10) corresponding with the second circular trough (9), the front end face of bonnet (3) is provided with second circular protrusions (11) corresponding with the first through hole (5), it is inner that lamp plate (1) is placed in box body (2) just, bonnet (3) is placed in lamp plate (1) top and is placed in box body (2), the thickness of the LED (4) of lamp plate (1) is highly identical with boss (8).

2. a kind of new waterproof LED display cell board according to claim 1, is characterized in that, described box body (2) is in square.

3. a kind of new waterproof LED display cell board according to claim 1, is characterized in that, described the first through hole (5) is rounded, and Horizontal vertical is to all there being 3.

4. a kind of new waterproof LED display cell board according to claim 1, is characterized in that, described the first circular protrusions (10) has 2 at the two ends of each sidewall, has 8.

5. a kind of new waterproof LED display cell board according to claim 1, is characterized in that, is provided with the second through hole (12) in the middle of described bonnet (3).

6. a kind of new waterproof LED display cell board according to claim 5, is characterized in that, described the second through hole (12) in square, and connects two ends by cross bar (13) in the middle of the second through hole (12).

7. a kind of new waterproof LED display cell board according to claim 1, is characterized in that, the rear end face of described bonnet (3) is reticulate texture (14).

8. a kind of new waterproof LED display cell board according to claim 1, is characterized in that, thin layer adhesive tape (15) is posted in described box body (2) upper surface.

9. a kind of new waterproof LED display cell board according to claim 1, is characterized in that, the thickness of described box body (2) equals lamp plate (1) and bonnet (3) thickness sum.