CN203882584U - An LED display screen with a time sharing power-on control system - Google Patents
An LED display screen with a time sharing power-on control system Download PDFInfo
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- CN203882584U CN203882584U CN201420296986.7U CN201420296986U CN203882584U CN 203882584 U CN203882584 U CN 203882584U CN 201420296986 U CN201420296986 U CN 201420296986U CN 203882584 U CN203882584 U CN 203882584U
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Abstract
According to an LED display screen with a time sharing power-on control system, power-on time and turn-off time of the LED display screen are set through utilization of a micro computer timing switch; time-delay time is set through the utilization of an electrification time-delay apparatus; on the moment when the LED display screen is electrified, a master alternating current contactor is communicated with an instant power-on unit, and an instant display unit connected with the instant power-on unit is light up immediately; and a time-delay power-on unit will be communicated when a set time-delay time is reached, so that a time-delay display unit connected with the time-delay power-on unit is only light up when the time-delay time is reached. The time sharing power on mode substantially reduces an instant power in the starting of the LED display screen, thereby decreasing an instant current in the starting of the LED display screen and effectively avoiding impact to an electrical network due to an overlarge instant current in the starting of the LED display screen; the electrical network can be effectively protected; the structure is simple; and the installation is convenient.
Description
Technical field
The utility model belongs to LED display technical field, relates to a kind of display screen, particularly a kind of LED display with time-sharing power control system.
Background technology
Along with the development of LED display technology in recent years, LED display is gradually to high density, high brightness, large area future development, the area of LED display is larger, power is larger, by in powerful display device access electrical network like this, instantaneous power when LED display starts causes more greatly immediate current excessive, will certainly bring very large impact to electrical network.
Summary of the invention
The utility model is in order to overcome the defect of prior art; designed a kind of LED display with time-sharing power control system; merotomize and start according to the delay time timesharing of setting in display section; greatly reduced instantaneous power when LED display starts; thereby reduced immediate current when LED display starts, effectively avoided LED display to start the excessive impact bringing to electrical network of immediate current, can effectively protect electrical network; simple in structure, easy for installation.
The concrete technical scheme that the utility model adopts is: a kind of LED display with time-sharing power control system, comprise display section, power unit, the power input of display section is connected with the output terminal of power unit, key is: set up timing component and the assembly that powers on, timing component comprises the microcomputer timing switch of series connection successively, total A.C. contactor and on-delay device, the assembly that powers on forms by immediately going up electric unit in electric unit and time delay, display section is comprised of instant playback unit and time delay display unit, power unit is comprised of immediately power on power supply and the time delay power supply that powers on, the input end of instant upper electric unit is connected with the output terminal of total A.C. contactor, the output terminal of instant upper electric unit is connected with the input end of the power supply that immediately powers on, immediately the output terminal of power supply of powering on is connected with the power input of instant playback unit, in time delay, the input end of electric unit is connected with the output terminal of on-delay device, in time delay, the power on input end of power supply of the output terminal of electric unit and time delay is connected, the power on output terminal of power supply of time delay is connected with the power input of time delay display unit.
The beneficial effects of the utility model are: set up timing component and the assembly that powers on, timing component comprises microcomputer timing switch, total A.C. contactor and on-delay device, the assembly that powers on forms by immediately going up electric unit in electric unit and time delay, utilize microcomputer timing switch to set power-on time and the turn-off time of LED display, utilize on-delay device to set delay time, the total A.C. contactor of LED display powered on moment and instant upper electric unit are communicated with, will light at once with the instant playback unit that instant upper electric unit is connected, and electric unit just can be communicated with after the delay time setting arrives in time delay, so the time delay display unit being connected with electric unit in time delay just can be lighted after delay time arrives, the instantaneous power when mode of this time-sharing power has reduced LED display startup greatly, thereby reduced immediate current when LED display starts, effectively avoided LED display to start the excessive impact bringing to electrical network of immediate current, can effectively protect electrical network, simple in structure, easy for installation.
A.C. contactor magnetic force is strong, and action fast and flexible, utilizes A.C. contactor can control fast disconnection or the connection of LED display, can manually control, and also can automatically control the break-make of A.C. contactor, convenient and practical.
Once LED display has electric current disappearance during powering on, as human electric shock, corresponding leakage switch will be worked, and cuts off the electricity supply, thereby avoids electric current to damage human body, guarantees better the safety and reliability of LED display.
The quantity of instant playback unit is one or more, and the quantity of time delay display unit is also one or more, and user can determine according to the watt level of LED display and actual demand the quantity of instant playback unit and time delay display unit.
The time control scope of microcomputer timing switch is 1min～168h, and the reference time delay of on-delay device is 0～30s.Utilize microcomputer timing switch can control power-on time and the turn-off time of ten groups of LED display every day, such as, first group: 05:30,09:00 is and opened 5: 30 morning, and 09 o'clock sharp of the morning closes; Second group: 11:30,13:00; Be and open 11: 30 morning, 13 o'clock sharps of noon close ... set successively, if arranged less than ten groups, group is below cancelled, each group will be according to the time operation of setting.According to control cycle, can control day or week control circulation, realize different timing setting every day; Day control and week control select as required in Monday, Tu., Wednesday, Thursday, Friday, Saturday, Sun. with sky or several days of wherein needing, such as, if need MONDAY to FRIDAY, select Monday, Tu., Wednesday, Thursday, Friday.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of an embodiment of the utility model.
In accompanying drawing, 1 represents microcomputer timing switch, 2 represent total A.C. contactor, 3 represent instant playback unit, 4 represent the power supply that immediately powers on, 5 represent the first A.C. contactor, 6 represent total leakage switch, 7 represent first minute leakage switch, 8 represent the first on-delay device, 9 represent the second on-delay device, 10 represent second minute leakage switch, 11 represent the second A.C. contactor, 12 represent the first time delay power supply that powers on, 13 represent the first time delay display unit, 14 represent the 3rd minute leakage switch, 15 represent the 3rd A.C. contactor, 16 represent the second time delay power supply that powers on, 17 represent the second time delay display unit.
Embodiment
A kind of LED display with time-sharing power control system, comprise display section, power unit, the power input of display section is connected with the output terminal of power unit, key is: set up timing component and the assembly that powers on, timing component comprises the microcomputer timing switch 1 of series connection successively, total A.C. contactor 2 and on-delay device, the assembly that powers on forms by immediately going up electric unit in electric unit and time delay, display section is comprised of instant playback unit 3 and time delay display unit, power unit is comprised of immediately power on power supply 4 and the time delay power supply that powers on, the input end of instant upper electric unit is connected with the output terminal of total A.C. contactor 2, the output terminal of instant upper electric unit is connected with the input end of the power supply 4 that immediately powers on, immediately the output terminal of power supply 4 of powering on is connected with the power input of instant playback unit 3, in time delay, the input end of electric unit is connected with the output terminal of on-delay device, in time delay, the power on input end of power supply of the output terminal of electric unit and time delay is connected, the power on output terminal of power supply of time delay is connected with the power input of time delay display unit.
Described instant upper electric unit comprises that the input end of the first A.C. contactor 5, the first A.C. contactors 5 is connected with the output terminal of total A.C. contactor 2, and the output terminal of the first A.C. contactor 5 is connected with the input end of the power supply 4 that immediately powers on.
In described time delay, electric unit comprises A.C. contactor, and the input end of A.C. contactor is connected with the output terminal of on-delay device, and the power on input end of power supply of the output terminal of A.C. contactor and time delay is connected.
Described timing component also comprises total leakage switch 6, and the output terminal of total leakage switch 6 is connected with the input end of microcomputer timing switch 1.
Described instant upper electric unit also comprises that the input end of 7, the first minutes leakage switch 7 of first minute leakage switch is connected with the output terminal of total A.C. contactor 2, and the output terminal of first minute leakage switch 7 is connected with the input end of the first A.C. contactor 5.
In described time delay, electric unit also comprises a minute leakage switch, and the input end of minute leakage switch is connected with the output terminal of on-delay device, and minute output terminal of leakage switch and the input end of A.C. contactor are connected.
The quantity of described instant playback unit 3 is one or more, and the quantity of time delay display unit is also one or more.
Described instant upper electric unit, instant playback unit 3, immediately the quantity of power supply 4 of powering on is all one, on-delay device, electric unit in time delay, time delay display unit, the power on quantity of power supply of time delay is all two, the first on-delay device 8 and the second on-delay device 9 are connected in series, the input end of the first on-delay device 8 is connected with the output terminal of total A.C. contactor 2, in the first time delay, electric unit comprises second minute leakage switch 10 of series connection successively, the second A.C. contactor 11, the first time delay power supply 12 that powers on, the input end of second minute leakage switch 10 is connected with the output terminal of the first on-delay device 8, the power on output terminal of power supply 12 of the first time delay is connected with the power input of the first time delay display unit 13, in the second time delay, electric unit comprises the 3rd minute leakage switch 14 of series connection successively, the 3rd A.C. contactor 15, the second time delay power supply 16 that powers on, the input end of the 3rd minute leakage switch 14 is connected with the output terminal of the second on-delay device 9, the power on output terminal of power supply 16 of the second time delay is connected with the input end of the second time delay display unit 17.
The utility model is in the specific implementation: as shown in Figure 1, the display section of LED display is divided into instant playback unit 3, the first time delay display unit 13, the second time delay display unit 17 3 parts, the time of lighting of utilizing microcomputer timing switch 1 to set LED display is 5: 30, turn-off time is 09 point, the delay time of setting the first time delay display unit 13 and the second time delay display unit 17 is all 10s, the energising main contact adhesive of the total A.C. contactor 2 of 5: 30 timesharing and the first A.C. contactor 5, the input end of total leakage switch 6 is connected with electrical network, total A.C. contactor 2, within first minute, leakage switch 7, the first A.C. contactor 5, immediately the power supply 4 that powers on is communicated with at once, instant playback unit 3 is lit at once, the first on-delay device 8 energisings simultaneously, the energising main contact adhesive of the second A.C. contactor 11 after 10s, within second minute, leakage switch 10, the second A.C. contactor 11, power on power supply 12 of the first time delay is communicated with, the first time delay display unit 13 is lit, the second on-delay device 9 is communicated with the first on-delay device 8 simultaneously, the energising main contact adhesive of the 3rd A.C. contactor 15 after 10s, the 3rd minute leakage switch 14, the 3rd A.C. contactor 15, power on power supply 16 of the second time delay is communicated with, the second time delay display unit 17 is lit, light successively according to the delay time of 10s three display sections, realized time-sharing power function, the first A.C. contactor 5 after arriving at 09, the second A.C. contactor 11, the energising main contact of the 3rd A.C. contactor 15 disconnects successively, LED display is turn-offed.The instantaneous power when mode of this time-sharing power has reduced LED display startup greatly; thereby reduced immediate current when LED display starts, effectively avoided LED display to start the excessive impact bringing to electrical network of immediate current, can effectively protect electrical network; simple in structure, easy for installation.And utilize microcomputer timing switch 1 can automatically control the time of lighting and the turn-off time of LED display, and there will not be operating personnel to light the situation of but forgetting shutoff while arriving the turn-off time afterwards, can guarantee better the quality of LED display.
Claims (9)
1. the LED display with time-sharing power control system, comprise display section, power unit, the power input of display section is connected with the output terminal of power unit, it is characterized in that: set up timing component and the assembly that powers on, timing component comprises the microcomputer timing switch (1) of series connection successively, total A.C. contactor (2) and on-delay device, the assembly that powers on forms by immediately going up electric unit in electric unit and time delay, display section is comprised of instant playback unit (3) and time delay display unit, power unit is comprised of the power supply that immediately powers on (4) and the time delay power supply that powers on, the input end of instant upper electric unit is connected with the output terminal of total A.C. contactor (2), the output terminal of instant upper electric unit is connected with the input end of the power supply that immediately powers on (4), immediately the output terminal of power supply (4) of powering on is connected with the power input of instant playback unit (3), in time delay, the input end of electric unit is connected with the output terminal of on-delay device, in time delay, the power on input end of power supply of the output terminal of electric unit and time delay is connected, the power on output terminal of power supply of time delay is connected with the power input of time delay display unit.
2. a kind of LED display with time-sharing power control system according to claim 1, it is characterized in that: described instant upper electric unit comprises the first A.C. contactor (5), the input end of the first A.C. contactor (5) is connected with the output terminal of total A.C. contactor (2), and the output terminal of the first A.C. contactor (5) is connected with the input end of the power supply that immediately powers on (4).
3. a kind of LED display with time-sharing power control system according to claim 1, it is characterized in that: in described time delay, electric unit comprises A.C. contactor, the input end of A.C. contactor is connected with the output terminal of on-delay device, and the power on input end of power supply of the output terminal of A.C. contactor and time delay is connected.
4. a kind of LED display with time-sharing power control system according to claim 1, it is characterized in that: described timing component also comprises total leakage switch (6), the output terminal of total leakage switch (6) is connected with the input end of microcomputer timing switch (1).
5. a kind of LED display with time-sharing power control system according to claim 2, it is characterized in that: described instant upper electric unit also comprises first minute leakage switch (7), first minute leakage switch (7) input end be connected with the output terminal of total A.C. contactor (2), first minute leakage switch (7) output terminal be connected with the input end of the first A.C. contactor (5).
6. a kind of LED display with time-sharing power control system according to claim 3, it is characterized in that: in described time delay, electric unit also comprises a minute leakage switch, divide the input end of leakage switch to be connected with the output terminal of on-delay device, minute output terminal of leakage switch and the input end of A.C. contactor are connected.
7. according to a kind of LED display with time-sharing power control system described in any one in claim 1 to 6, it is characterized in that: the quantity of described instant playback unit (3) is one or more, and the quantity of time delay display unit is also one or more.
8. a kind of LED display with time-sharing power control system according to claim 7, it is characterized in that: described instant upper electric unit, instant playback unit (3), immediately the quantity of power supply (4) of powering on is all one, on-delay device, electric unit in time delay, time delay display unit, the power on quantity of power supply of time delay is all two, the first on-delay device (8) and the second on-delay device (9) are connected in series, the input end of the first on-delay device (8) is connected with the output terminal of total A.C. contactor (2), in the first time delay, electric unit comprises second minute leakage switch (10) of series connection successively, the second A.C. contactor (11), the first time delay power supply (12) that powers on, second minute leakage switch (10) input end be connected with the output terminal of the first on-delay device (8), the power on output terminal of power supply (12) of the first time delay is connected with the power input of the first time delay display unit (13), in the second time delay, electric unit comprises the 3rd minute leakage switch (14) of series connection successively, the 3rd A.C. contactor (15), the second time delay power supply (16) that powers on, the 3rd minute leakage switch (14) input end be connected with the output terminal of the second on-delay device (9), the power on output terminal of power supply (16) of the second time delay is connected with the input end of the second time delay display unit (17).
9. a kind of LED display with time-sharing power control system according to claim 7, is characterized in that: the time control scope of described microcomputer timing switch (1) is 1min～168h, and the reference time delay of on-delay device is 0～30s.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420296986.7U CN203882584U (en) | 2014-06-05 | 2014-06-05 | An LED display screen with a time sharing power-on control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420296986.7U CN203882584U (en) | 2014-06-05 | 2014-06-05 | An LED display screen with a time sharing power-on control system |
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| Publication Number | Publication Date |
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| CN203882584U true CN203882584U (en) | 2014-10-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420296986.7U Expired - Fee Related CN203882584U (en) | 2014-06-05 | 2014-06-05 | An LED display screen with a time sharing power-on control system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106157831A (en) * | 2016-08-04 | 2016-11-23 | 北京房开控股集团有限公司 | A kind of canopy of the heavens |
| CN110033732A (en) * | 2019-05-14 | 2019-07-19 | 上海天马微电子有限公司 | A kind of micro- LED display panel, driving method and display device |
| CN113629987A (en) * | 2021-08-03 | 2021-11-09 | 深圳市康佳壹视界商业显示有限公司 | LED screen electrical control system |
-
2014
- 2014-06-05 CN CN201420296986.7U patent/CN203882584U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106157831A (en) * | 2016-08-04 | 2016-11-23 | 北京房开控股集团有限公司 | A kind of canopy of the heavens |
| CN110033732A (en) * | 2019-05-14 | 2019-07-19 | 上海天马微电子有限公司 | A kind of micro- LED display panel, driving method and display device |
| CN113629987A (en) * | 2021-08-03 | 2021-11-09 | 深圳市康佳壹视界商业显示有限公司 | LED screen electrical control system |
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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 |
Granted publication date: 20141015 Termination date: 20210605 |
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| CF01 | Termination of patent right due to non-payment of annual fee |