CN203812519U - Efficient radiating type LED display screen structure - Google Patents
Efficient radiating type LED display screen structure Download PDFInfo
- Publication number
- CN203812519U CN203812519U CN201420211370.5U CN201420211370U CN203812519U CN 203812519 U CN203812519 U CN 203812519U CN 201420211370 U CN201420211370 U CN 201420211370U CN 203812519 U CN203812519 U CN 203812519U
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- CN
- China
- Prior art keywords
- coil pipe
- led display
- display screen
- heat absorption
- radiator
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- 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 - Fee Related
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Abstract
The utility model relates to the technical field of LED display screens, and particularly discloses an efficient radiating type LED display screen structure. The structure comprises a display screen supporting frame and an LED display screen unit, wherein a heat absorption coil pipe and a radiating coil pipe are sequentially arranged on the back face of a substrate, a metal partition plate is arranged between the heat absorption coil pipe and the radiating coil pipe, the end of the heat absorption coil pipe and the end of the radiating coil pipe are connected through a connecting pipe to form a closed loop, the heat absorption coil pipe and the radiating coil pipe are filled with cooling liquid, a water pump is arranged in the connecting pipe, a row of vertically-penetrating radiating holes are evenly formed in the metal partition plate, a radiator is arranged on the outer side of the radiating coil pipe, a distribution box is arranged on the lower side of the display screen supporting frame, and a distribution component connected with the LED display screen unit and a controller controlling the water pump to be switched on and switched off are arranged in the distribution box. Therefore, the efficient radiating type LED display screen structure has the advantages of being good in radiating performance, long in service life, and good in energy saving and decoration effect.
Description
Technical field
The utility model relates to LED display technical field, relates in particular to a kind of high-efficient heat-dissipating LED display structure.
Background technology
LED display is again electronic display or the word screen that wafts, by LED dot matrix and ledpc panel, formed, by redness, blue, white, the light on and off of green LED lamp carry out display text, picture, animation, video, content, can be according to different occasions need to make different adjustings, such as those mobile calligraphies and paintings of general billboard, be exactly to make an animation by flash, be stored in a RAM (random access memory) card of display screen, by technical skill, show again, can be according to different need to changing at any time, each several part assembly is all the display device of modular construction.Because LED quantity in LED dot matrix is huge, especially outdoor big screen display screen, the thermal value of LED display is very large, and between dot matrix, gap is very little, if can not Quick diffusing going out, heat will cause LED lamp pearl to damage, thereby reduce the serviceable life of LED display, at present a lot of LED display all adopt louvre natural heat dissipation or fan blowing heat radiation conventionally, during natural heat dissipation, radiating efficiency is low, be difficult to satisfy the demands, and fan blowing heat radiation can exist noise on the one hand, the electrode in fan self also can generate heat on the other hand, thus impact heat radiation.
Utility model content
The utility model, in order to solve the aforementioned problems in the prior, provides a kind of perfect heat-dissipating, the high-efficient heat-dissipating LED display structure of long service life.
To achieve these goals, the utility model adopts following technical scheme:
A kind of high-efficient heat-dissipating LED display structure, comprise display screen carriage, LED display unit, LED display unit comprises substrate, be located at the LED dot matrix on substrate, the back side of described substrate is provided with heat absorption coil pipe successively, radiator coil tube, between described heat absorption coil pipe and radiator coil tube, be provided with metal partion (metp), described heat absorption coil pipe, the end of radiator coil tube is connected to form the loop of sealing by connecting pipe, heat absorption coil pipe, in radiator coil tube, be full of liquid coolant, in described connecting pipe, be provided with water pump, the two ends up and down of described metal partion (metp) are through display screen carriage and concordant with the lateral surface of display screen carriage, in metal partion (metp), be evenly provided with the louvre of row's up/down perforation, the outside of described radiator coil tube is provided with heating radiator, the downside of display screen carriage also has block terminal, in block terminal, be provided with the power distribution assembly being connected with LED display unit, control the controller of pump switch.
LED display unit is luminous, give out a large amount of heats and pass to substrate, the heat of heat absorption coil pipe absorptive substrate, after heat absorption coil pipe absorbs heat, its inner coolant temperature raises, under the effect of water pump, high temperature coolant enters in radiator coil tube through connecting pipe, in radiator coil tube, the liquid coolant of low temperature enters in heat absorption coil pipe and continues heat absorption through connecting pipe, enter between high temperature coolant in radiator coil tube and heating radiator and carry out heat interchange, the liquid coolant that forms low temperature after heat interchange enters in heat absorption coil pipe and forms circulation, metal partion (metp) can directly absorb interior heat absorption coil pipe, heat between heat absorption coil pipe in clearance, and shed by louvre, the coil pipe heat around that prevents from absorbing heat is directly passed to radiator coil tube and causes the liquid coolant in radiator coil tube to be difficult to heat radiation, liquid coolant can be water or oil, the heat conductivility of water is 20-30 times of air, by chilled water, in the coil pipe of sealing, circulate, absorptive substrate heat, and from heating radiator distribute heat, it during heat absorption, is the heat interchange between substrate and liquid coolant, it during heat radiation, is the heat interchange between liquid coolant and heating radiator, these two local heat exchanger effectiveness are the heat interchange between direct and air far above substrate, thereby improved greatly the radiating efficiency of substrate, thereby make this kind of LED display there is lasting serviceable life.
As preferably, described heat absorption coil pipe, the cross section of radiator coil tube are rectangular.Cross section is rectangular is in order to increase the contact area between heat absorption coil pipe and substrate, metal partion (metp) (radiator coil tube and heating radiator), to improve heat exchanger effectiveness.
As preferably, between described metal partion (metp) and outer radiator coil tube, be provided with thermal insulation board.Thermal insulation board is in order to weaken the heat transmission between metal partion (metp) and radiator coil tube, makes the liquid coolant in radiator coil tube can reduce as much as possible temperature, thereby makes the liquid coolant entering in heat absorption coil pipe from radiator coil tube keep good heat absorption capacity.
As preferably, in described display screen carriage, be positioned at substrate outside and be provided with armourplate glass.Tempered glass plays a protective role to LED display unit.
Therefore, the utlity model has perfect heat-dissipating, long service life, energy-conservation, good decorating effect beneficial effect.
Accompanying drawing explanation
Fig. 1 is the utility model sectional side view.
Fig. 2 is substrate, heat absorption coil pipe, metal partion (metp) location map.
In figure: display screen carriage 1 LED display unit 2 heat absorption coil pipe 3 radiator coil tube 4 metal partion (metp) 5 connecting pipe 6 water pump 7 louvre 8 heating radiator 9 block terminal 10 power distribution assembly 11 controller 12 thermal insulation board 13 armourplate glass 14 substrate 201 LED dot matrix 202
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is further described:
A kind of high-efficient heat-dissipating LED display structure as shown in Figure 1, comprise display screen carriage 1, LED display unit 2, LED display unit comprises substrate 201, be located at the LED dot matrix 202 on substrate, in display screen carriage 1, be positioned at substrate outside and be provided with armourplate glass 14, the downside of display screen carriage also has block terminal 10, in block terminal, be provided with the power distribution assembly 11 being connected with LED display unit, the back side of substrate 201 is provided with heat absorption coil pipe 3 successively, radiator coil tube 4, as shown in Figure 2, heat absorption coil pipe 3, radiator coil tube 4 is all S type metal tube, between heat absorption coil pipe and radiator coil tube, be provided with metal partion (metp) 5, the two ends up and down of metal partion (metp) 5 are through display screen carriage and concordant with the lateral surface of display screen carriage, in metal partion (metp), be evenly provided with the louvre 8 of row's up/down perforation, the end of heat absorption coil pipe, radiator coil tube is connected to form the loop of sealing by connecting pipe 6, in heat absorption coil pipe, radiator coil tube, be full of liquid coolant, in connecting pipe, be provided with water pump 7, be also provided with the controller 12 of controlling pump switch in block terminal, controller is connected with power distribution assembly, the cross section of heat absorption coil pipe 3, radiator coil tube 4 is rectangular, two surfaces of heat absorption coil pipe 3 contact with substrate, substrate dividing plate respectively, between metal partion (metp) 5 and radiator coil tube 4, be provided with thermal insulation board 13, the outside of radiator coil tube is provided with heating radiator 9, and two sides of radiator coil tube are respectively at thermal insulation board, heating radiator contact.
By reference to the accompanying drawings, using method of the present utility model is as follows: by controller, control power distribution assembly and open LED display unit, with Time Controller, control pump working, LED display unit is luminous, give out a large amount of heats and pass to substrate, the heat of heat absorption coil pipe absorptive substrate, after heat absorption coil pipe absorbs heat, its inner coolant temperature raises, under the effect of water pump, (water pump in the present embodiment is micro pump, during work, can not send abnormal sound), high temperature coolant enters in radiator coil tube through connecting pipe, in radiator coil tube, the liquid coolant of low temperature enters in heat absorption coil pipe and continues heat absorption through connecting pipe, enter between the interior high temperature coolant of radiator coil tube and heating radiator and carry out heat interchange, the liquid coolant that forms low temperature after heat interchange enters in heat absorption coil pipe and forms circulation, metal partion (metp) can directly absorb interior heat absorption coil pipe, heat between heat absorption coil pipe in clearance, and shed by louvre, the thermal insulation board coil pipe heat around that prevents from absorbing heat is directly passed to radiator coil tube and causes the liquid coolant in radiator coil tube to be difficult to cooling, liquid coolant can be water or oil, liquid coolant in the utility model is water, the heat conductivility of water is 20-30 times of air, by chilled water, in the coil pipe of sealing, circulate, absorptive substrate heat, and from heating radiator distribute heat, it during heat absorption, is the heat interchange between substrate and liquid coolant, it during heat radiation, is the heat interchange between liquid coolant and heating radiator, these two local heat exchanger effectiveness are the heat interchange between direct and air far above substrate, improved greatly the radiating efficiency of substrate, thereby make this kind of LED display there is lasting serviceable life.Therefore, the utlity model has perfect heat-dissipating, long service life, energy-conservation, good decorating effect beneficial effect.
Claims (4)
1. a high-efficient heat-dissipating LED display structure, comprise display screen carriage (1), LED display unit (2), LED display unit comprises substrate (201), be located at the LED dot matrix (202) on substrate, it is characterized in that, the back side of described substrate (201) is provided with heat absorption coil pipe (3) successively, radiator coil tube (4), between described heat absorption coil pipe and radiator coil tube, be provided with metal partion (metp) (5), described heat absorption coil pipe, the end of radiator coil tube is connected to form the loop of sealing by connecting pipe (6), heat absorption coil pipe, in radiator coil tube, be full of liquid coolant, in described connecting pipe, be provided with water pump (7), the two ends up and down of described metal partion (metp) (5) are through display screen carriage and concordant with the lateral surface of display screen carriage, in metal partion (metp), be evenly provided with the louvre (8) of row's up/down perforation, the outside of described radiator coil tube is provided with heating radiator (9), the downside of display screen carriage also has block terminal (10), in block terminal, be provided with the power distribution assembly (11) being connected with LED display unit, control the controller (12) of pump switch.
2. high-efficient heat-dissipating LED display structure according to claim 1, is characterized in that, described heat absorption coil pipe (3), the cross section of radiator coil tube (4) are rectangular.
3. high-efficient heat-dissipating LED display structure according to claim 1 and 2, is characterized in that, between described metal partion (metp) (5) and radiator coil tube (4), is provided with thermal insulation board (13).
4. high-efficient heat-dissipating LED display structure according to claim 1 and 2, is characterized in that, is positioned at substrate outside and is provided with armourplate glass (14) in described display screen carriage (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420211370.5U CN203812519U (en) | 2014-04-28 | 2014-04-28 | Efficient radiating type LED display screen structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420211370.5U CN203812519U (en) | 2014-04-28 | 2014-04-28 | Efficient radiating type LED display screen structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203812519U true CN203812519U (en) | 2014-09-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420211370.5U Expired - Fee Related CN203812519U (en) | 2014-04-28 | 2014-04-28 | Efficient radiating type LED display screen structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203812519U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105161009A (en) * | 2015-07-16 | 2015-12-16 | 江苏嘉德光电科技有限公司 | Surface-mounted indoor single/double-color unit plate |
| CN107121808A (en) * | 2017-06-02 | 2017-09-01 | 合肥市惠科精密模具有限公司 | A kind of TFT LCD liquid crystal displays of perfect heat-dissipating |
| CN112435591A (en) * | 2019-08-26 | 2021-03-02 | 杭州晶亿科技有限公司 | Long-life LED display screen |
-
2014
- 2014-04-28 CN CN201420211370.5U patent/CN203812519U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105161009A (en) * | 2015-07-16 | 2015-12-16 | 江苏嘉德光电科技有限公司 | Surface-mounted indoor single/double-color unit plate |
| CN107121808A (en) * | 2017-06-02 | 2017-09-01 | 合肥市惠科精密模具有限公司 | A kind of TFT LCD liquid crystal displays of perfect heat-dissipating |
| CN112435591A (en) * | 2019-08-26 | 2021-03-02 | 杭州晶亿科技有限公司 | Long-life LED display screen |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140903 Termination date: 20180428 |