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CN202058388U - LED (Light Emitting Diode) display device - Google Patents

LED (Light Emitting Diode) display device Download PDF

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Publication number
CN202058388U
CN202058388U CN 201120145048 CN201120145048U CN202058388U CN 202058388 U CN202058388 U CN 202058388U CN 201120145048 CN201120145048 CN 201120145048 CN 201120145048 U CN201120145048 U CN 201120145048U CN 202058388 U CN202058388 U CN 202058388U
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CN
China
Prior art keywords
display device
control panel
led display
board
led
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
CN 201120145048
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Chinese (zh)
Inventor
张龙虎
卢长军
潘彤
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Leyard Optoelectronic Co Ltd
Original Assignee
Leyard Optoelectronic Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Leyard Optoelectronic Co Ltd filed Critical Leyard Optoelectronic Co Ltd
Priority to CN 201120145048 priority Critical patent/CN202058388U/en
Application granted granted Critical
Publication of CN202058388U publication Critical patent/CN202058388U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

The utility model provides an LED (Light Emitting Diode) display device, comprising a shell (10) and a metal support partition plate (90). The shell is provided with a front protection assembly (11) and a rear cover (13), and a display assembly (30), a control panel (50) and a power supply device (70) are all arranged in the shell (10), wherein the control panel (50) is connected with the display assembly (30), and the power supply device (70) is connected with the control panel (50). The metal support partition plate (90) is arranged in the shell (10), the display assembly (30) is installed at the first side of the metal support partition plate (90), and the control panel (50) is installed at the second side of the metal support partition plate (90), which is opposite to the first side. By adopting the LED display device provided by the utility model, the problem of great heat dissipation noise in the prior art is effectively solved, thereby the user experience of customers is improved.

Description

The LED display device
Technical field
The utility model relates to LED and shows the field, in particular to a kind of LED display device.
Background technology
The LED display device of prior art is that the LED lamp is integrated into lattice module or picture element module, and promptly display unit with some display unit windings together, is equipped with driving circuit and supply unit more simultaneously.Every display unit all adopts square box as carrier, and a lot of fixed cross beams are arranged in square box, and display unit is mounted on the fixed cross beam, and simultaneously, driving circuit and supply unit also are arranged in the casing.
In addition, in order to guarantee the stable operation of LED display device, also being provided with radiator structure, specifically, is to install and fix fan above the casing rear portion, and the fan louvre is adopted in the bottom, is used for the circulation heat radiation of box house.Simultaneously, form heat dissipation wind channel by the reasonably optimizing structure in the casing, guarantee the cross-ventilation that box house is continuous, when reducing the unit box internal temperature, the box house heat is conducted to the casing outside, guarantee casing temperature inside unanimity, guarantee LED lamp and other components and parts safe and reliable operations, prolong the life-span of LED display device.Owing to adopt the fan heat radiation, like this, the heat radiation noise is bigger, for using in the LED of indoor use display device, greatly reduces client's experience.
The utility model content
The utility model aims to provide a kind of LED display device, to solve the big problem of heat radiation noise in the prior art.
To achieve these goals, the utility model provides a kind of LED display device, comprising: housing has preceding guard assembly and bonnet; Display module, control panel and supply unit all are arranged in the housing; Wherein, control panel is connected with display module, and supply unit is connected with control panel, also comprise: the metallic support dividing plate, be arranged in the housing, display module is installed in first side of metallic support dividing plate, and control panel is installed in second side opposite with first side of metallic support dividing plate.
Further, display module comprises a plurality of display units, each display unit comprises: display board and the metal fixed head with datum clamp face, first side of display board is installed on the datum clamp face of metal fixed head, has a plurality of LED display lamps on second side of display board.
Further, have first mounting hole of the connector that holds display board on the metal fixed head, also have louvre on the metal fixed head.
Further, display board and metal fixed head are by the heat radiation adhesive tape or thermal paste is bonding is connected.
Further, have second mounting hole of the connector that holds display board on the metallic support dividing plate, the connector of display board passes second mounting hole and control panel is pegged graft.
Further, preceding guard assembly comprises: front baffle and protection face board have first predetermined gap to form first air channel between display module and the protection face board.
Further, has second predetermined gap between supply unit and the bonnet to form second air channel; The bonnet above and below is respectively equipped with ventilating opening and following ventilating opening; The top in the top in first air channel and second air channel all is connected with last ventilating opening, and the below in the below in first air channel and second air channel all is connected with following ventilating opening.
Further, supply unit is connected by metal support with control panel.
Further, the zone beyond the components and parts installation site has the scolding tin belt on the display board.
Further, be equipped with the heat radiation coating layer on the part surface at least of housing, display module, control panel and supply unit.Use the technical solution of the utility model, in housing, increased the metallic support dividing plate, first side of metallic support dividing plate is equipped with display module, second side that the metallic support dividing plate is opposite with first side is equipped with control panel, this metallic support dividing plate plays fixation on the one hand, simultaneously, because metal heat-conducting is effective, heat can be passed on the metallic support dividing plate fast after display module and the control panel heating, thereby thereby having increased area of dissipation has effectively improved radiating efficiency.Use the technical solution of the utility model and efficiently solve the big problem of heat radiation noise in the prior art, thereby improved client's experience.
Description of drawings
The Figure of description that constitutes the application's a part is used to provide further understanding of the present utility model, and illustrative examples of the present utility model and explanation thereof are used to explain the utility model, do not constitute improper qualification of the present utility model.In the accompanying drawings:
Fig. 1 shows the decomposition texture synoptic diagram according to the embodiment of LED display device of the present utility model;
Fig. 2 shows the decomposition texture synoptic diagram of display module, metallic support dividing plate, control panel and the supply unit of LED display device among Fig. 1;
Fig. 3 shows the structural representation of display module among Fig. 2; And
Fig. 4 shows the decomposition texture synoptic diagram of display module among Fig. 3.
Embodiment
Need to prove that under the situation of not conflicting, embodiment and the feature among the embodiment among the application can make up mutually.Describe the utility model below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
Fig. 1 shows the decomposition texture synoptic diagram according to the embodiment of LED display device of the present utility model; Fig. 2 shows the decomposition texture synoptic diagram of display module, metallic support dividing plate, control panel and the supply unit of LED display device among Fig. 1.In conjunction with referring to Fig. 1 to Fig. 2, as can be seen from the figure, the LED display device of present embodiment comprises: housing 10, be arranged on display module 30, control panel 50 and supply unit 70 in this housing 10, and metallic support dividing plate 90.Wherein, housing 10 has preceding guard assembly 11 and bonnet 13, and above-mentioned preceding guard assembly 11 also comprises: front baffle 111 and protection face board 113, and protection face board 113 is generally glass; Control panel 50 is connected with display module 30, supply unit 70 is connected with control panel 50, display module 30 is installed in first side of metallic support dividing plate 90, control panel 50 is installed in second side opposite with first side of metallic support dividing plate 90, need to prove also have predetermined gap between control panel 50 and the metallic support dividing plate 90.
This metallic support dividing plate 90 has the effect of two aspects, this metallic support dividing plate 90 plays fixation on the one hand, be used for fixing display module 30 and control panel 50, specifically, installation portion up and down by metal profile 90 is mounted to metal profile 90 on the housing 10 earlier, display module 30 and control panel 50 is screw-coupled to respectively on the metal profile 90 again.On the other hand, help the raising of the radiating efficiency of display module 30 and control panel 50.Specifically, the predetermined gap between control panel 50 and the metal profile 90 has guaranteed that control panel 50 has enough heat radiation gaps, is beneficial to the heat radiation of control panel 50; In addition, because metal heat-conducting is effective, heat can be passed on the metallic support dividing plate 90 fast after display module 30 heatings, simultaneously, the size of control panel 50 is littler than metallic support dividing plate 90, thereby heat can shed by the top of metal profile 90, thereby has improved the radiating efficiency of display module 30 by the area of dissipation of effective increase display module 30.Like this, present embodiment has been finished heat radiation by structure, efficiently solves the big problem of heat radiation noise in the prior art, thereby has improved client's experience.
LED display device of the present utility model especially is directed to high density and (is meant little spacing, be that pel spacing is below 3mm) the LED display device, high density LED display device is because the LED lamp is more, so the display module thermal value is big, very high to the heat radiation requirement, being provided with of the metallic support dividing plate of LED display device of the present utility model can solve heat dissipation problem well.
In a kind of preferred embodiment, in conjunction with referring to Fig. 3 to Fig. 4, as can be seen from the figure, display module 30 is made up of a plurality of display units 31, and wherein, each display unit 31 comprises: display board 311 is generally pcb board, with metal fixed head 313 with datum clamp face, datum clamp face is a plane, and first side of display board 311 is installed on the datum clamp face of metal fixed head 313, and second side of display board 311 is provided with a plurality of LED display lamps.Metal fixed head 313 has the effect of two aspects, this metal fixed head 313 is connected the area of dissipation that has increased display board 311 with display board 311 on the one hand, thereby improved the radiating efficiency of display board 311, on the other hand, this metal fixed head 313 has the effect of leveling display board 311, specifically, especially be directed to high density LED display device, display board 311 can cause out-of-flatness because the spacing of LED lamp is little, thereby influence display effect, utilize the datum clamp face of metal fixed head 313 to solve this problem effectively.
In the present embodiment, preferably, first mounting hole that has the connector that holds display board 311 on the metal fixed head 313, second mounting hole that has the connector that holds display board 311 on the metallic support dividing plate 90, the connector of display board 311 pass first mounting hole and are in the same place with second mounting hole and control panel 50 socket connections.In addition, also has louvre on the metal fixed head 313.Louvre mainly is distributed in device places such as chip and resistance, makes things convenient for the maintenance of display board 311 on the one hand, and specifically, maintenance notes the size of louvre for convenience, so that satisfy the space of maintenance tool, can prevent the generation of short circuit phenomenon on the other hand.
In the above-described embodiments, display board 311 and metal fixed head 313 are by the heat radiation adhesive tape or thermal paste is bonding is connected.The bonding leveling that is more conducive to display board 311 on the one hand simultaneously, utilizes heat radiation adhesive tape or thermal paste also to be beneficial to the heat radiation of display board 311.In order further to improve radiating efficiency, preferably, the zone on the display board 311 beyond the components and parts installation site has the scolding tin belt.The scolding tin belt increases area of dissipation, has improved radiating efficiency.Preferably, supply unit 70 is connected by metal support 71 with control panel 50.Metal support 71 increases area of dissipation, has improved radiating efficiency.Preferably, on the part surface at least of housing 10, display module 30, control panel 50 and supply unit 70, be equipped with the heat radiation coating layer, preferably use the radiation cooling heat radiation coating of space flight level.
In the above description, the material of metallic support dividing plate 90, metal fixed head 313, metal support 71 is generally used light metal, such as aluminium, has good pyroconductivity and processibility, and in light weight, low price, it should be noted that aluminium sheet need have predetermined thickness in order to guarantee certain mechanical strength, certainly material also is not limited to aluminum, also can use other materials with outstanding pyroconductivity, for example, aluminum alloy materials, magnesium alloy materials or Cu alloy material.
In another kind of preferred embodiment, has first predetermined gap between display module 30 and the protection face board 113 to form first air channel; Has second predetermined gap between supply unit 70 and the bonnet 13 to form second air channel; Bonnet 13 above and belows are respectively equipped with ventilating opening and following ventilating opening; The top in the top in first air channel and second air channel all is connected with last ventilating opening, and the below in the below in first air channel and second air channel all is connected with following ventilating opening.Natural wind is from last ventilating opening or descend ventilating opening to enter first air channel and second air channel respectively, and housing 10 internal heat are expelled to outside the housing 10 by following ventilating opening or last ventilating opening.
The above is a preferred embodiment of the present utility model only, is not limited to the utility model, and for a person skilled in the art, the utility model can have various changes and variation.All within spirit of the present utility model and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.

Claims (10)

1. LED display device comprises:
Housing (10) has preceding guard assembly (11) and bonnet (13);
Display module (30), control panel (50) and supply unit (70) all are arranged in the described housing (10);
Wherein, described control panel (50) is connected with described display module (30), and described supply unit (70) is connected with described control panel (50), it is characterized in that, also comprises:
Metallic support dividing plate (90), be arranged in the described housing (10), described display module (30) is installed in first side of described metallic support dividing plate (90), and described control panel (50) is installed in second side opposite with described first side of described metallic support dividing plate (90).
2. LED display device according to claim 1, it is characterized in that, described display module (30) comprises a plurality of display units (31), each described display unit (31) comprising: display board (311) and have the metal fixed head (313) of datum clamp face, first side of described display board (311) is installed on the datum clamp face of described metal fixed head (313), has a plurality of LED display lamps on second side of described display board (311).
3. LED display device according to claim 2 is characterized in that, has first mounting hole of the connector that holds described display board (311) on the described metal fixed head (313), also has louvre on the described metal fixed head (313).
4. LED display device according to claim 2 is characterized in that, described display board (311) and described metal fixed head (313) are by the heat radiation adhesive tape or thermal paste is bonding is connected.
5. LED display device according to claim 2, it is characterized in that, second mounting hole that has the connector that holds described display board (311) on the described metallic support dividing plate (90), the connector of described display board (311) pass described second mounting hole and described control panel (50) is pegged graft.
6. LED display device according to claim 1, it is characterized in that, guard assembly (11) comprising before described: front baffle (111) and protection face board (113) have first predetermined gap to form first air channel between described display module (30) and the described protection face board (113).
7. LED display device according to claim 6 is characterized in that, has second predetermined gap to form second air channel between described supply unit (70) and the described bonnet (13); Described bonnet (13) above and below is respectively equipped with ventilating opening and following ventilating opening; The top in the top in described first air channel and second air channel all is connected with the described ventilating opening of going up, and the below in the below in described first air channel and second air channel all is connected with described ventilating opening down.
8. LED display device according to claim 1 is characterized in that, described supply unit (70) is connected by metal support (71) with described control panel (50).
9. LED display device according to claim 2 is characterized in that, the zone that described display board (311) is gone up beyond the components and parts installation site has the scolding tin belt.
10. LED display device according to claim 1 is characterized in that, is equipped with the heat radiation coating layer on the part surface at least of described housing (10), described display module (30), described control panel (50) and described supply unit (70).
CN 201120145048 2011-05-09 2011-05-09 LED (Light Emitting Diode) display device Expired - Lifetime CN202058388U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201120145048 CN202058388U (en) 2011-05-09 2011-05-09 LED (Light Emitting Diode) display device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201120145048 CN202058388U (en) 2011-05-09 2011-05-09 LED (Light Emitting Diode) display device

Publications (1)

Publication Number Publication Date
CN202058388U true CN202058388U (en) 2011-11-30

Family

ID=45018357

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201120145048 Expired - Lifetime CN202058388U (en) 2011-05-09 2011-05-09 LED (Light Emitting Diode) display device

Country Status (1)

Country Link
CN (1) CN202058388U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US10706770B2 (en) 2014-07-16 2020-07-07 Ultravision Technologies, Llc Display system having module display panel with circuitry for bidirectional communication
US10891881B2 (en) 2012-07-30 2021-01-12 Ultravision Technologies, Llc Lighting assembly with LEDs and optical elements

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10891881B2 (en) 2012-07-30 2021-01-12 Ultravision Technologies, Llc Lighting assembly with LEDs and optical elements
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
US10380925B2 (en) 2013-12-31 2019-08-13 Ultravision Technologies, Llc Modular display panel
US10410552B2 (en) 2013-12-31 2019-09-10 Ultravision Technologies, Llc Modular display panel
US10540917B2 (en) 2013-12-31 2020-01-21 Ultravision Technologies, Llc Modular display panel
US10741107B2 (en) 2013-12-31 2020-08-11 Ultravision Technologies, Llc Modular display panel
US10871932B2 (en) 2013-12-31 2020-12-22 Ultravision Technologies, Llc Modular display panels
US10706770B2 (en) 2014-07-16 2020-07-07 Ultravision Technologies, Llc Display system having module display panel with circuitry for bidirectional communication

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CX01 Expiry of patent term
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Granted publication date: 20111130