CN201655196U - Outdoor waterproof module and display screen - Google Patents

Outdoor waterproof module and display screen Download PDF

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Publication number
CN201655196U
CN201655196U CN2010201485647U CN201020148564U CN201655196U CN 201655196 U CN201655196 U CN 201655196U CN 2010201485647 U CN2010201485647 U CN 2010201485647U CN 201020148564 U CN201020148564 U CN 201020148564U CN 201655196 U CN201655196 U CN 201655196U
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CN
China
Prior art keywords
base
pcb board
cover plate
hole
passes
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Expired - Fee Related
Application number
CN2010201485647U
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Chinese (zh)
Inventor
林洺锋
王伟
张金刚
张春旺
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Shenzhen Zhouming Technology Co Ltd
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Shenzhen Zhouming Technology Co Ltd
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Priority to CN2010201485647U priority Critical patent/CN201655196U/en
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Publication of CN201655196U publication Critical patent/CN201655196U/en
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Abstract

The utility model discloses an outdoor waterproof module and a display screen. The display screen comprises a frame and a module fixed at one side of the frame. The module comprises a base, a PCB board located in the base, an LED array fixed on the PCB board, and a cover plate arranged on the base. The cover plate is provided with a first hole and a second hole; the LED passes through the first hole and stretches out of the external surface of the cover plate. The internal bottom surface of the base is provided with a plurality of supporting columns; the top end of the supporting column abuts against one side of the PCB board facing towards the internal bottom surface of the base; the supporting column is provided with a protruded column passing through the PCB board; the inside part of the protruded column is provided with internal threads; the cover plate is fixed on the supporting column through a connecting piece passing through a second hole. The outdoor waterproof module has simple structure and waterproof performance.

Description

Outdoor water-proof module and display screen
Technical field
The utility model relates to LED display technique field, relates in particular to a kind of outdoor water-proof module and display screen.
Background technology
At present, because LED display technology display area is big, play content is abundant, characteristics such as picture is clear are promoted its range of application rapidly, by extensive infiltration applications outside indoor in the various advertising medium, its application scenario various, sample more than the appearance design, display frame beautiful, objectively the various performance index to display screen have had higher requirement, so that can satisfy the use popularization of different places and the requirement that use in market.
Wherein, be exactly its water resistance for an important performance indexes of outdoor display screen, the height of these performance index directly concerns the serviceable life of LED display and the height of after-sales service cost.But present most of LED display all is made up of unit box, casing is again to be made of a plurality of illuminating module, illuminating module is fixedly mounted on tank surface, box house has audio/video player system and supply unit, whole box body except display panel one side its lap all substantially by box sealing, dorsal part has the air draft window shutter or the ventilating opening of radiator fan, all be provided with the waterproof the brim of a hat that anti-rainwater enters, have only display plane one side to be exposed among the external environment condition of rain and dew sunlight, the used lamp plate of its side mostly is lamp and drives unification LED drive plate, be that the driving PCB plate simultaneously is a plug-in unit LED lamp, one side is the Surface Mount drive IC, resistance, the LED lamp base of circuit elements devices such as electric capacity and via hole, the heartland that belongs to the display screen Core Feature, in case there is extraneous rainwater to infiltrate, very likely cause the energising short circuit of many circuit devcies, gently then burn the LED lamp, drive IC, heavy then whole screen does not work, and display screen is caused great harm.
The utility model content
The technical matters that the utility model mainly solves provides a kind of simple in structure, outdoor water-proof module and display screen that water resistance is good.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of outdoor water-proof module is provided, comprise base, be positioned at the pcb board of base, be fixed on the LED matrix on the pcb board and cover at cover plate on the base, have first hole and second hole on the described cover plate, described LED passes first hole and stretches out the outside surface of cover plate, wherein: the inner bottom surface of described base has a plurality of support columns, the top of described support column is resisted against the side of pcb board towards the base inner bottom surface, has the projection that passes pcb board on the described support column, have internal thread in the described projection, cover plate is fixed on the support column by the web member that passes second hole.
A kind of display screen, comprise framework and the module that is fixed on framework one side, described module comprises base, be positioned at the pcb board of base, be fixed on the LED matrix on the pcb board and cover at cover plate on the base, have first hole and second hole on the described cover plate, described LED passes first hole and stretches out the outside surface of cover plate, wherein: the inner bottom surface of described base has a plurality of support columns, the top of described support column is resisted against the side of pcb board towards the base inner bottom surface, has the projection that passes pcb board on the described support column, have internal thread in the described projection, cover plate is fixed on the support column by the web member that passes second hole.
Wherein, the madial wall around the described base has step, and described step surface contacts with the side of pcb board towards the base inner bottom surface.
Wherein, has the casting glue that covers pcb board in the described base.
Wherein, the inner bottom surface of described base has a plurality of reference columns, and described reference column passes described pcb board, has internal thread in the described reference column, has the 3rd hole on the described cover plate, by the web member that passes the 3rd hole cover plate is fixed on the reference column.
Wherein, the outside surface of described cover plate has at least two parting beads, between the row and row of described parting bead in the LED matrix.
Wherein, the back of described base is provided with waterproof apron.
The beneficial effects of the utility model are: the utility model is provided with a plurality of support columns by the inner bottom surface at described base, and the top of support column is resisted against the side of pcb board towards the base inner bottom surface, has the projection that passes pcb board on the described support column, has internal thread in the described projection, by the web member that passes second hole cover plate is fixed on the support column, just can forms simple in structure and possess the waterproof module of water resistance;
In addition, the place is perfused with casting glue at pcb board, and the back of base is provided with waterproof apron, has greatly improved the water resistance of module, thereby improves the serviceable life of module.
Description of drawings
Fig. 1 is the side cut away view of the utility model module;
Fig. 2 is the top plan view of the utility model module;
Fig. 3 is the structural representation of the utility model base;
Fig. 4 is the back structures synoptic diagram of the utility model module;
Fig. 5 is the side view of the utility model module;
Fig. 6 is the structural representation of the utility model copper post screw;
Fig. 7 is the structural representation of the utility model waterproof apron.
The primary clustering symbol description
Base 1; Pcb board 2; LED3; Cover plate 4; First hole 41; Second hole 42;
Support column 5; Projection 6; Step 7; Casting glue 8; Reference column 9; The 3rd hole 43;
Waterproof apron 10; Copper post screw 11; Parting bead 12.
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 to shown in Figure 7, the utility model discloses a kind of outdoor water-proof module, comprise base 1, be positioned at the pcb board 2 of base 1, be fixed on the LED3 matrix on the pcb board 2 and cover at cover plate 4 on the base 1, have first hole 41 and second hole 42 on the described cover plate 4, described LED3 passes first hole 41 and stretches out the outside surface of cover plate 4, wherein: the inner bottom surface of described base 1 has a plurality of support columns 5, the top of described support column 5 is resisted against the side of pcb board 2 towards the base inner bottom surface, play the effect of supporting pcb board 2, has the projection 6 that passes pcb board 2 on the described support column 5, have internal thread in the described projection 6, cover plate 4 is fixed on the support column 5 by the web member that passes second hole 42.
Wherein, described support column 5 is formed in one with projection 6.
Madial wall around the described base 1 has step 7, described step surface contacts with the side of pcb board 2 towards base 1 inner bottom surface, and wherein, described step surface is apart from the about 1mm of base 1 end face, be used to support pcb board 2, pcb board 2 is closely contacted with the madial wall of base 1.
The inner bottom surface of described base 1 has a plurality of reference columns 9, and described reference column 9 passes described pcb board 2, has internal thread in the described reference column 9, has the 3rd hole 43 on the described cover plate 4, by the web member that passes the 3rd hole 43 cover plate 4 is fixed on the reference column 9.
In preferred embodiment of the present utility model, by said structure, place pcb board 2 in the base 1 after, sidewall around the base 1 and pcb board 2 form the rectangular recess of the about 4.5mm of the degree of depth, are used to fill casting glue 8 in this rectangular recess.
Wherein, described casting glue 8 is made up of A, B two parts, A partly comprises base polymer, filler, plastifier and deep layer hardening agent, B partly comprises crosslinking chemical, tackifier and catalyzer etc., A and B are fully mixed according to certain ratio, can form a kind of organic casting glue, be applied on the pcb board 2 and can reach the excellent waterproof effect with soft, high-flexibility.
When casting glue 8 is become when solid-state by liquid state, because groove depth 4.5mm, and the high 3.5mm of lamp base on the lamp plate, outside casting glue 8 has been filled space between LED3 lamp holder and the pcb board 2, also need to cover the lamp holder of 1mm, so casting glue 8 can cover lamp holder about about 1mm.
The outside surface of described cover plate 4 has at least two parting beads 12, and between the row and row of described parting bead 12 in the LED3 matrix, this parting bead 12 is used to prevent that LED3 is subjected to the sunlight direct projection and is subjected to the impact of external object, plays a very good protection.
Wherein, the back of described base 1 is provided with waterproof apron 10, prevents that fine gap from appearring in the surface of contact of module and casing, thereby avoids rainwater to infiltrate.
Refer again to Fig. 1 to shown in Figure 7, the utility model discloses a kind of display screen, comprise framework (not shown) and the module that is fixed on framework one side, described module comprises base 1, be positioned at the pcb board 2 of base 1, be fixed on the LED3 matrix on the pcb board 2 and cover at cover plate 4 on the base 1, have first hole 41 and second hole 42 on the described cover plate 4, described LED3 passes first hole 41 and stretches out the outside surface of cover plate 4, wherein: the inner bottom surface of described base 1 has a plurality of support columns 5, the top of described support column 5 is resisted against the side of pcb board 2 towards the base inner bottom surface, play the effect of supporting pcb board 2, has the projection 6 that passes pcb board 2 on the described support column 5, have internal thread in the described projection 6, cover plate 4 is fixed on the support column 5 by the web member that passes second hole 42.
Wherein, described support column 5 is formed in one with projection 6.
Madial wall around the described base 1 has step 7, described step surface contacts with the side of pcb board 2 towards base 1 inner bottom surface, and wherein, described step surface is apart from the about 1mm of base 1 end face, be used to support pcb board 2, pcb board 2 is closely contacted with the madial wall of base 1.
The inner bottom surface of described base 1 has a plurality of reference columns 9, and described reference column 9 passes described pcb board 2, has internal thread in the described reference column 9, has the 3rd hole 43 on the described cover plate 4, by the web member that passes the 3rd hole 43 cover plate 4 is fixed on the reference column 9.
In preferred embodiment of the present utility model, by said structure, place pcb board 2 in the base 1 after, sidewall around the base 1 and pcb board 2 form the rectangular recess of the about 4.5mm of the degree of depth, are used to fill casting glue 8 in this rectangular recess.
Wherein, described casting glue 8 is made up of A, B two parts, A partly comprises base polymer, filler, plastifier and deep layer hardening agent, B partly comprises crosslinking chemical, tackifier and catalyzer etc., A and B are fully mixed according to certain ratio, can form a kind of organic casting glue, be applied on the pcb board 2 and can reach the excellent waterproof effect with soft, high-flexibility.
When casting glue 8 is become when solid-state by liquid state, because groove depth 4.5mm, and the high 3.5mm of lamp base on the lamp plate, outside casting glue 8 has been filled space between LED3 lamp holder and the pcb board 2, also need to cover the lamp holder of 1mm, so casting glue 8 can cover lamp holder about about 1mm.
The outside surface of described cover plate 4 has at least two parting beads 12, and between the row and row of described parting bead 12 in the LED3 matrix, this parting bead 12 is used to prevent that LED3 is subjected to the sunlight direct projection and is subjected to the impact of external object, plays a very good protection.
Wherein, the back of described base 1 is provided with waterproof apron 10, prevents that fine gap from appearring in the surface of contact of module and casing, thereby avoids rainwater to infiltrate.
In embodiment of the present utility model, the back of described base 1 also is inlaid with copper post screw 11, be used for the outdoor water-proof module is fixed on casing, and then corresponding signal receiving device and power supply, fan etc. are gone up in configuration, promptly constitute LED3 display screen unit casing, again LED3 display screen unit casing is assembled into the LED3 large-size screen monitors, can plays the colorful picture of large-area LED3.
Effect of the present utility model is: outdoor water-proof module described in the utility model, its light-emitting area is for sealing driving PCB plate 2 fully, its lamp base place is perfused with casting glue 8, the back side of base 1 is provided with waterproof apron 10, greatly improved the classification of waterproof of outdoor module, casing can have been immersed simultaneously and do waterproof test in the tank, also can play LED3 display frame in the rainy day, and its life-span is prolonged greatly, thereby its after-sales service cost is also greatly reduced.
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 (10)

1. outdoor water-proof module, comprise base, be positioned at the pcb board of base, be fixed on the LED matrix on the pcb board and cover at cover plate on the base, have first hole and second hole on the described cover plate, described LED passes first hole and stretches out the outside surface of cover plate, it is characterized in that: the inner bottom surface of described base has a plurality of support columns, the top of described support column is resisted against the side of pcb board towards the base inner bottom surface, has the projection that passes pcb board on the described support column, have internal thread in the described projection, cover plate is fixed on the support column by the web member that passes second hole.
2. outdoor water-proof module according to claim 1 is characterized in that: the madial wall around the described base has step, and described step surface contacts with the side of pcb board towards the base inner bottom surface.
3. outdoor water-proof module according to claim 1 and 2 is characterized in that: have the casting glue that covers pcb board in the described base.
4. outdoor water-proof module according to claim 3, it is characterized in that: the inner bottom surface of described base has a plurality of reference columns, described reference column passes described pcb board, has internal thread in the described reference column, have the 3rd hole on the described cover plate, cover plate is fixed on the reference column by the web member that passes the 3rd hole.
5. outdoor water-proof module according to claim 4 is characterized in that: the outside surface of described cover plate has at least two parting beads, between the row and row of described parting bead in the LED matrix.
6. outdoor water-proof module according to claim 1 is characterized in that: the back of described base is provided with waterproof apron.
7. display screen, comprise framework and the module that is fixed on framework one side, described module comprises base, be positioned at the pcb board of base, be fixed on the LED matrix on the pcb board and cover at cover plate on the base, have first hole and second hole on the described cover plate, described LED passes first hole and stretches out the outside surface of cover plate, it is characterized in that: the inner bottom surface of described base has a plurality of support columns, the top of described support column is resisted against the side of pcb board towards the base inner bottom surface, has the projection that passes pcb board on the described support column, have internal thread in the described projection, cover plate is fixed on the support column by the web member that passes second hole.
8. display screen according to claim 7 is characterized in that: the madial wall around the described base has step, and described step surface contacts with the side of pcb board towards the base inner bottom surface.
9. according to claim 7 or 8 described display screens, it is characterized in that: have the casting glue that covers pcb board in the described base.
10. display screen according to claim 9, it is characterized in that: the inner bottom surface of described base has a plurality of reference columns, described reference column passes described pcb board, has internal thread in the described reference column, have the 3rd hole on the described cover plate, cover plate is fixed on the reference column by the web member that passes the 3rd hole.
CN2010201485647U 2010-03-26 2010-03-26 Outdoor waterproof module and display screen Expired - Fee Related CN201655196U (en)

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CN2010201485647U CN201655196U (en) 2010-03-26 2010-03-26 Outdoor waterproof module and display screen

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CN2010201485647U CN201655196U (en) 2010-03-26 2010-03-26 Outdoor waterproof module and display screen

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Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102810536A (en) * 2012-08-10 2012-12-05 深圳市易事达电子有限公司 LED module
CN102878478A (en) * 2012-08-10 2013-01-16 深圳市易事达电子股份有限公司 Light-emitting diode (LED) module lamp and LED display screen
CN103035175A (en) * 2012-12-19 2013-04-10 深圳市联诚丰光电科技有限公司 Small-pixel outdoor LED (Light-emitting Diode) display module
CN105519231A (en) * 2013-09-09 2016-04-20 罗伯特·博世有限公司 Shock sensor and electronic device
CN107527562A (en) * 2017-10-24 2017-12-29 山西高科华烨电子集团有限公司 LED display function jig structure
US10248372B2 (en) 2013-12-31 2019-04-02 Ultravision Technologies, Llc Modular display panels
US10373535B2 (en) 2013-12-31 2019-08-06 Ultravision Technologies, Llc Modular display panel
CN110648600A (en) * 2018-06-27 2020-01-03 深圳市壹品光电有限公司 Waterproof module of LED transparent screen
US10706770B2 (en) 2014-07-16 2020-07-07 Ultravision Technologies, Llc Display system having module display panel with circuitry for bidirectional communication
WO2021008315A1 (en) * 2019-07-18 2021-01-21 深圳市洲明科技股份有限公司 Module bottom shell, led display module, and led display screen
CN114575675A (en) * 2022-02-18 2022-06-03 深圳市科伦特电子有限公司 Guide tracked safety catch mechanism and outdoor module
CN114623130A (en) * 2022-02-18 2022-06-14 深圳市科伦特电子有限公司 Safety catch mechanism and outdoor module
WO2022237762A1 (en) * 2021-05-11 2022-11-17 广州视源电子科技股份有限公司 Led display module and led display device

Cited By (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102878478A (en) * 2012-08-10 2013-01-16 深圳市易事达电子股份有限公司 Light-emitting diode (LED) module lamp and LED display screen
CN102878478B (en) * 2012-08-10 2014-09-03 深圳市易事达电子股份有限公司 Light-emitting diode (LED) module lamp and LED display screen
CN102810536B (en) * 2012-08-10 2015-05-27 深圳市易事达电子有限公司 LED module
CN102810536A (en) * 2012-08-10 2012-12-05 深圳市易事达电子有限公司 LED module
CN103035175A (en) * 2012-12-19 2013-04-10 深圳市联诚丰光电科技有限公司 Small-pixel outdoor LED (Light-emitting Diode) display module
CN105519231B (en) * 2013-09-09 2018-12-07 罗伯特·博世有限公司 Vibrating sensor and electronic device
CN105519231A (en) * 2013-09-09 2016-04-20 罗伯特·博世有限公司 Shock sensor and electronic device
US10380925B2 (en) 2013-12-31 2019-08-13 Ultravision Technologies, Llc Modular display panel
US10248372B2 (en) 2013-12-31 2019-04-02 Ultravision Technologies, Llc Modular display panels
US10373535B2 (en) 2013-12-31 2019-08-06 Ultravision Technologies, Llc Modular display panel
US10871932B2 (en) 2013-12-31 2020-12-22 Ultravision Technologies, Llc Modular display panels
US10410552B2 (en) 2013-12-31 2019-09-10 Ultravision Technologies, Llc Modular display panel
US10741107B2 (en) 2013-12-31 2020-08-11 Ultravision Technologies, Llc Modular display panel
US10540917B2 (en) 2013-12-31 2020-01-21 Ultravision Technologies, Llc Modular display panel
US10706770B2 (en) 2014-07-16 2020-07-07 Ultravision Technologies, Llc Display system having module display panel with circuitry for bidirectional communication
CN107527562A (en) * 2017-10-24 2017-12-29 山西高科华烨电子集团有限公司 LED display function jig structure
CN107527562B (en) * 2017-10-24 2023-09-19 山西高科华杰光电科技有限公司 LED display screen function jig structure
CN110648600A (en) * 2018-06-27 2020-01-03 深圳市壹品光电有限公司 Waterproof module of LED transparent screen
WO2021008315A1 (en) * 2019-07-18 2021-01-21 深圳市洲明科技股份有限公司 Module bottom shell, led display module, and led display screen
WO2022237762A1 (en) * 2021-05-11 2022-11-17 广州视源电子科技股份有限公司 Led display module and led display device
CN114575675A (en) * 2022-02-18 2022-06-03 深圳市科伦特电子有限公司 Guide tracked safety catch mechanism and outdoor module
CN114623130A (en) * 2022-02-18 2022-06-14 深圳市科伦特电子有限公司 Safety catch mechanism and outdoor module

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Granted publication date: 20101124

Termination date: 20180326