CN205407257U - Power supply control system of convertible LED screen - Google Patents
Power supply control system of convertible LED screen Download PDFInfo
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- CN205407257U CN205407257U CN201521021918.0U CN201521021918U CN205407257U CN 205407257 U CN205407257 U CN 205407257U CN 201521021918 U CN201521021918 U CN 201521021918U CN 205407257 U CN205407257 U CN 205407257U
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- power supply
- led screen
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Abstract
The utility model relates to a power supply control system of convertible LED screen, include: a video broadcast distribution system for convertible LED screen. Video broadcast in order to realize convertible LED screen is synchronous with the picture upset, still includes: motor, switching circuit, control system on power supply circuit, the upset driving system, control system and power supply circuit control connection, the power supply of the motor on the upset driving system is given to the procedure that makes power supply circuit press control system, this be convenient for maintain the maintenance, control system still comes indirect control video broadcast distribution system's ac contactor through the switching circuit, above -mentioned technical scheme can know, the utility model relates to a power supply control system of convertible LED screen has realized not only that the video broadcast and the picture of convertible LED screen overturns in step, has simple structure, reasonable, the stable height of wiring, be convenient for maintenance, low in manufacturing cost's advantage moreover.
Description
Technical field
This utility model relates to LED display terminal field, especially relates to the electric power supply control system of a kind of convertible LED screen.
Background technology
Convertible LED screen, turn over also referred to as LED two sides, LED upset is shielded or display screen is turned in LED tri-face, it is arranged in a big show area by the LED module of branched triangle is regular in a vertical direction, it is being formed around Decorative frame, the upper end of the LED module of its triangle is connected with the upper positioning beam doubling as frame, lower end is connected with the underdrive beam doubling as frame, by the Pattern Reversal set under dynamical system drives.The LED module of triangle comprises two air brushing pictures and a LED video display face, and under control of the controller, daytime, two air brushing pictures were shown in circulation upset, were turned to LED video display face evening and play visual information.Brightness owing to playing video evening is low, and its power consumption is only 1/4th of daytime, and therefore, convertible LED screen is the information platform of a kind of energy-conservation, high benefit.The mode of operation of convertible LED screen in accordance with the above, it is necessary to a kind of electric power supply control system making upset control Tong Bu with video playback.
Utility model content
Technical scheme to be solved in the utility model is in that, according to convertible LED screen mode of operation, it is provided that a kind of simple in construction, wiring are rationally, stability is high, be easy to the electric power supply control system of maintenance, the convertible LED screen of low cost of manufacture.
This utility model to solve the electric power supply control system of a kind of convertible LED screen of its technical problem, including: for the video playback distribution system of the video playback of convertible LED screen；This video playback distribution system by the isolation switch of: video playback distribution system, A.C. contactor, branching air switchs and the AC/DC power transformation box of convertible LED screen forms；Civil power switchs from the isolation of video playback distribution system and accesses；The isolation switch of video playback distribution system, A.C. contactor, branch road air switch, AC/DC power transformation box are sequentially connected electrically；AC/DC power transformation box provides running voltage to the LED display module on triangular prism after exchange conversion becomes constant voltage DC.Video playback in order to realize convertible LED screen is Tong Bu with image turning, also includes: switching circuit, the motor controlled in system, power power supply circuits, upset dynamical system；Control system controls to be connected with power power supply circuits, makes power power supply circuits power to the motor in upset dynamical system by the program controlling system；Control system indirectly controls the A.C. contactor of video playback distribution system also by controlling switching circuit；The video playback realizing convertible LED screen is Tong Bu with image turning.Motor in power power supply circuits described in said structure, upset dynamical system is the electric power system realizing image turning；Described switching circuit is for realizing the power supply state of video playback distribution system, it is simple to maintaining.
Switching circuit described in the utility model, this switching circuit comprises: switching circuit isolation switch, switching circuit relay, permutator；Permutator comprises: a moving contact and three stationary contacts；The power supply state of video playback distribution system can be changed by adjusting moving contact.
Three stationary contacts according to above-mentioned switching circuit, these three stationary contacts are respectively as follows: automatic catch contact, force start gear contact, positive closing gear contact；Powering and be divided into two tunnels after accessing from switching circuit isolation switch, switching circuit relay of leading up to electrically connects with automatic catch contact；Another road keeps off contact with force start and is connected；Positive closing gear contact ground or neutral.Moving contact is connected with the control end of A.C. contactor；When moving contact and automatic catch contact, the controlled system of A.C. contactor controls, in running order；When moving contact and force start gear contact, A.C. contactor is in the state of being forcibly turned on；When moving contact and positive closing gear contact, A.C. contactor is in positive closing state.So, so that it may manually adjust permutator and change the duty of video playback distribution system, it is simple to maintaining.
Power power supply circuits described in the utility model, these power power supply circuits comprise: power for be electrically isolated from close, for connect brave power rotate forward power rotate forward relay, for connect power reversion power reversion relay；Civil power is powered after isolation switch access from power, rotates forward relay by power and power reversion relay is powered to the motor in upset dynamical system；Air brushing picture cycle is made to overturn by motor forward/reverse.
Control system described in the utility model, this control system comprises: controller, proximity switch；On controller: be provided with multiple sampling input port, rotating forward control output end mouth, reversion control output end mouth, start control output end mouth；Proximity switch is positioned in upset dynamical system, is used for detecting triangular prism rollover states.
According to the proximity switch described in above-mentioned control system, this proximity switch includes: look for face proximity switch, the first air brushing face put in place proximity switch, the LED display surface of proximity switch, the second air brushing face that put in place to put in place proximity switch；Multiple sampling input ports control to be connected with looking for face proximity switch, the first air brushing face proximity switch, the second air brushing face proximity switch, the LED display surface proximity switch that puts in place that puts in place that puts in place respectively.
According to switching circuit described in the utility model and control system, start control output end mouth and control to be connected with switching circuit relay；Switching circuit relay is switched on or off by director demon, controls A.C. contactor simultaneously；Controller indirectly controls A.C. contactor by control switching circuit relay and is switched on or off；Convertible LED screen is made to start video playback by director demon or close video playback.
According to power power supply circuits described in the utility model and control system, rotate forward control output end mouth and be connected with power rotating forward Control；Reversion control output end mouth is connected with power reversion Control；Power rotates forward relay, power reversion relay is switched on or off by director demon, powers to the motor in upset dynamical system；Make convertible LED screen by the orderly changing pictures of described director demon.
The further improvement of the power power supply circuits described in electric power supply control system of a kind of convertible LED screen of this utility model, these power power supply circuits by: the motor that power described in multichannel rotates forward in relay, power reversion relay and multiple stage upset dynamical system forms；Multichannel power rotates forward relay, power reversion relay is connected one by one with the motor overturn in dynamical system described in multiple stage；The corresponding convertible LED screen display surface of driven by motor in every upset dynamical system；So, so that it may be spliced into one piece large-scale convertible LED screen.
The further improvement of the control system described in electric power supply control system of a kind of convertible LED screen of this utility model, is provided with the multichannel coordinated with multichannel power rotating forward relay, power reversion relay on the controller and rotates forward control output end mouth, reversion control output end mouth and corresponding input port of sampling.So, controller can start multichannel power power supply circuits simultaneously；Make convertible LED screen display surface overturn simultaneously；Startup detection proximity switch can also be increased on the controller；The picture making convertible LED screen realizes more flipped form.Such as: the picture of convertible LED screen overturns in order or overturns from centre to two limits；The image turning making convertible LED screen is rich and varied.
The electric power supply control system of a kind of convertible LED screen of this utility model, beneficial effect: the video playback not only achieving convertible LED screen is Tong Bu with image turning, and have simple in construction, wiring rationally, stability is high, be easy to safeguard, the advantage of low cost of manufacture.
Accompanying drawing explanation
Below according to accompanying drawing, the utility model is described in further detail.Accompanying drawing is only and is more fully understood that this utility model, should not become restriction of the present utility model.
Fig. 1 is the basic embodiment schematic diagram of the electric power supply control system of a kind of convertible LED screen of this utility model.
Detailed description of the invention
Just compare accompanying drawing below, of the present utility model being embodied as is illustrated.
The electric power supply control system of a kind of convertible LED screen that this utility model provides, embodiment, as it is shown in figure 1, it includes: for the video playback distribution system 1 of the video playback of convertible LED screen；This video playback distribution system 1 is made up of the AC/DC power transformation box 2 of the isolation switch 11 of: video playback distribution system, A.C. contactor 12, branching air switch 13 and convertible LED screen；Civil power switchs 11 accesses from the isolation of video playback distribution system；The isolation switch 11 of video playback distribution system, A.C. contactor 12, branch road air switch 13, AC/DC power transformation box 2 are sequentially connected electrically；AC/DC power transformation box 2 provides running voltage to the LED display module 10 on triangular prism after exchange conversion is become constant voltage DC；Above-mentioned for display screen video playback distribution system well known in the art, it is not described here in detail.Video playback in order to realize convertible LED screen is Tong Bu with image turning, as can be known from Fig. 1, also includes: it also includes: switching circuit 3, the motor 6 controlled in system 4, power power supply circuits 5, upset dynamical system；Control system 4 controls to be connected with power power supply circuits 5, makes power power supply circuits 5 power to the motor 6 in upset dynamical system by the program of control system 4；Control system 4 indirectly controls the A.C. contactor 12 of video playback distribution system 1 also by controlling switching circuit 3, it is achieved the video playback of convertible LED screen is Tong Bu with image turning.Motor 6 in above-mentioned power power supply circuits 5, upset dynamical system is the electric power system for realizing image turning；Described switching circuit 3 is for adjusting the power supply state of video playback distribution system 1.
Switching circuit 3 embodiment, as it is shown in figure 1, this switching circuit 3 comprises: switching circuit isolation switch 31, switching circuit relay 32, permutator 33；Permutator 33 comprises: moving contact, three stationary contacts；The power supply state of video playback distribution system can be changed by adjusting moving contact.
According to the permutator 33 in above-mentioned switching circuit 3 embodiment, as it is shown in figure 1, three stationary contacts are respectively as follows: automatic catch contact, force start gear contact, positive closing gear contact；Powering and be divided into two tunnels after switching circuit isolation switch 31 access, switching circuit relay 32 of leading up to electrically connects with automatic catch contact；Another road keeps off contact with force start and is connected；Positive closing gear contact can implement to adopt ground connection or neutral according to side circuit；Moving contact is connected with the control end of A.C. contactor 12；When moving contact and automatic catch contact, A.C. contactor 12 is controlled by control system 4, is now in duty；When moving contact and force start gear contact, A.C. contactor 12 is in force start state；When moving contact and positive closing gear contact, A.C. contactor 12 positive closing state.Above-described embodiment is it can be seen that when needing to start LED display when carrying out LED display maintaining, can be achieved with moving contact with force start gear contact；When carrying out the maintenance of motor maintenance in upset dynamical system or air brushing picture is installed, moving contact be can be achieved with positive closing gear contact.In above-mentioned switching circuit embodiments, switching circuit relay 32 can adopt low power auxiliary reclay or solid-state relay to realize；Permutator 33 can adopt rotary conversion or button interlocking permutator to realize.
Power power supply circuits 5 embodiment, as it is shown in figure 1, these power power supply circuits 5 comprise: power for be electrically isolated from pass 51, for connect brave power rotate forward power rotate forward relay 52z, for connect power reversion power reversion relay 52f；Civil power is powered after isolation switch 51 access from power, rotates forward relay 52z and power reversion relay 52f by power and powers to the motor 6 in upset dynamical system；Air brushing picture cycle is made to overturn by motor forward/reverse.Power in this power power supply circuits embodiment rotates forward relay 52z and power reversion relay 52f can adopt low power auxiliary reclay or solid-state relay；Motor 6 in upset dynamical system can adopt synchronous motor, and power is typically in 30W to 120W.
Control system 4 embodiment；As it is shown in figure 1, this control system 4 comprises: controller 41, proximity switch 42；Controller 41 is provided with: multiple sampling input ports, rotating forward control output end mouth, reversion control output end mouth, startup control output end mouth；Proximity switch 42 is positioned in upset dynamical system, is used for detecting triangular prism rollover states.Controller 41 in this control system 4 embodiment can adopt PLC programmable logic controller (PLC) to realize, it is possible to adopts single-chip microcomputer to realize.
According to the proximity switch in above-mentioned control system 4 embodiment；As it is shown in figure 1, this proximity switch 42 includes: look for face proximity switch SQ1, the first air brushing face proximity switch SQ2, the second air brushing face proximity switch SQ3, LED display surface that puts in place that puts in place to put in place proximity switch SQ3；Multiple sampling input ports control to be connected with looking for face proximity switch SQ1, the first air brushing face proximity switch SQ2, the second air brushing face proximity switch SQ3, LED display surface proximity switch SQ3 that puts in place that puts in place that puts in place respectively.
According to above-mentioned switching circuit 3, control system 4 embodiment, control to be connected with switching circuit relay 32 as it is shown in figure 1, start control output end mouth；Switching circuit relay 32 is switched on or off by controller 41 program, controls A.C. contactor 12 simultaneously；Controller 41 indirectly controls A.C. contactor 12 by control switching circuit relay 32 and is switched on or off；Convertible LED screen is made to start video playback by controller 41 program or close video playback.
According to above-mentioned power power supply circuits 5, control system 4 embodiment, control to be connected with power rotating forward relay 52z as it is shown in figure 1, rotate forward control output end mouth；Reversion control output end mouth controls to be connected with power reversion relay 52f；Power rotates forward relay 52z, power reversion relay 52f is switched on or off by controller 41 program, powers to the motor 6 in upset dynamical system；Make convertible LED screen by the described controller 41 orderly changing pictures of program.
Above-described embodiment is the basic embodiment of the electric power supply control system of a kind of convertible LED screen of this utility model.According to above-mentioned power power supply circuits 5 embodiment, these power power supply circuits 5: the motor 6 that can be rotated forward in relay 52z, power reversion relay 52f and multiple stage upset dynamical system by multichannel power forms；Multichannel power rotates forward relay 52z, power reversion relay 52f overturns the motor 6 in dynamical system and is connected (indicating not in the drawings) one by one with multiple stage；Motor 6 in every upset dynamical system drives corresponding convertible LED screen display surface；Simultaneously, according to controller noted above 41 embodiment, controller 41 there is provision of and rotate forward relay 52z, the multichannel rotating forward control output end mouth of power reversion relay 52f cooperation, reversion control output end mouth and corresponding described sampling input port (indicating not in the drawings) with multichannel power；So, so that it may be spliced into large-scale convertible LED screen.This large-scale convertible LED screen, can start multichannel power power supply circuits 5 by controller 41 simultaneously, makes convertible LED screen display surface overturn simultaneously.Startup detection proximity switch (indicating not in the drawings) can also be set on controller 41；The picture making convertible LED screen overturns in order or overturns from centre to two limits.In a word, above-mentioned basic embodiment the more flipped form of picture of convertible LED screen can be made.
Above by embodiment, this utility model being illustrated, the embodiment provided is only used as example, not thereby limits practical range of the present utility model.Those skilled in the art both know about, and according to being embodied as description above, this utility model can make various change and amendment.It is, therefore, to be understood that except above-mentioned particular implementation exception, this utility model can otherwise be implemented, and is not limited to described in description above.
Claims (10)
1. an electric power supply control system for convertible LED screen,
Including: for the video playback distribution system (1) of the video playback of convertible LED screen；
Described video playback distribution system (1) is made up of the AC/DC power transformation box (2) of isolation switch (11), the A.C. contactor (12) of: video playback distribution system, branching air switch (13) and convertible LED screen；
Civil power switchs (11) from the isolation of described video playback distribution system and accesses；
Isolation switch (11), the A.C. contactor (12) of described video playback distribution system, branch road air switch (13), AC/DC power transformation box (2) are sequentially connected electrically；
Described AC/DC power transformation box (2) provides running voltage to the LED display module (10) on triangular prism after exchange conversion becomes constant voltage DC；
It is characterized in that:
It also includes: switching circuit (3), the motor (6) controlled in system (4), power power supply circuits (5), upset dynamical system；
Described control system (4) controls to be connected with described power power supply circuits (5), makes described power power supply circuits (5) by the program of described control system (4) to motor (6) power supply in upset dynamical system；
Described control system (4) indirectly controls the A.C. contactor (12) of described video playback distribution system (1) also by controlling described switching circuit (3), it is achieved the video playback of convertible LED screen is Tong Bu with image turning.
2. the electric power supply control system of a kind of convertible LED screen according to claim 1, it is characterised in that:
Described switching circuit (3) comprises: switching circuit isolation switch (31), switching circuit relay (32), permutator (33)；Described permutator (33) comprises: moving contact, three stationary contacts.
3. the electric power supply control system of a kind of convertible LED screen according to claim 2, it is characterised in that:
Described three stationary contacts are respectively as follows: automatic catch contact, force start gear contact, positive closing gear contact；
Supply line is divided into two tunnels after accessing from described switching circuit isolation switch (31), and the described switching circuit relay (32) that leads up to electrically connects with described automatic catch contact；Another road keeps off contact with described force start and is connected；
Described positive closing gear contact ground or neutral；
Described moving contact is connected with the control end of described A.C. contactor (12)；
When described moving contact and described automatic catch contact, described A.C. contactor (12) is controlled by described control system (4), in running order；
When described moving contact and described force start gear contact, described A.C. contactor (12) is in force start state；
When described moving contact and described positive closing gear contact, described A.C. contactor (12) is in positive closing state.
4. the electric power supply control system of a kind of convertible LED screen according to claim 1, it is characterised in that:
Described power power supply circuits (5) comprise: power supplies the power being electrically isolated from closing (51), rotate forward for connecting power to rotate forward relay (52z), is used for connecing power reversion relay (52f) of power reversion；
Civil power from described power for be electrically isolated from close (51) access after, by described power rotate forward relay (52z) and power reversion relay (52f) in described upset dynamical system motor (6) power supply；
Motor (6) forward/reverse in described upset dynamical system makes air brushing picture cycle overturn.
5. the electric power supply control system of a kind of convertible LED screen according to claim 1, it is characterised in that:
Described control system (4) comprises: controller (41), proximity switch (42)；
Described controller (41) is provided with multiple sampling input port, rotating forward control output end mouth, reversion control output end mouth, starts control output end mouth；
Described proximity switch (42) is positioned in upset dynamical system, is used for detecting triangular prism rollover states.
6. the electric power supply control system of a kind of convertible LED screen according to claim 5, it is characterised in that:
Described proximity switch (42) including: looks for face proximity switch (SQ1), the first air brushing face put in place proximity switch (SQ3), the LED display surface of proximity switch (SQ2), the second air brushing face that put in place to put in place proximity switch (SQ3)；
The plurality of sampling input port looks for face proximity switch (SQ1), the first air brushing face proximity switch (SQ2), the second air brushing face proximity switch (SQ3), the LED display surface proximity switch (SQ3) that puts in place that puts in place that puts in place to control to be connected with described respectively.
7. the electric power supply control system of a kind of convertible LED screen according to claim 5, it is characterised in that:
Described startup control output end mouth controls to be connected with described switching circuit relay (32)；
Described switching circuit relay (32) is switched on or off by described controller (41) program, controls described A.C. contactor (12) simultaneously；
Described controller (41) indirectly controls described A.C. contactor (12) by the described switching circuit relay (32) of control and is switched on or off；Convertible LED screen is made to start video playback by described controller (41) program or close video playback.
8. the electric power supply control system of a kind of convertible LED screen according to claim 4 or 5, it is characterised in that:
Described rotating forward control output end mouth rotates forward relay (52z) and controls to be connected with described power；
Described reversion control output end mouth controls to be connected with described power reversion relay (52f)；
Described power rotates forward relay (52z), described power reversion relay (52f) is switched on or off by described controller (41) program, powers to the motor (6) in described upset dynamical system；Make convertible LED screen by the orderly changing pictures of described controller (41) program.
9. the electric power supply control system of a kind of convertible LED screen according to claim 4, it is characterised in that:
Described power power supply circuits (5) by: described in multichannel power rotate forward relay (52z), power reversion relay (52f) and multiple stage described in upset dynamical system on motor (6) form；Power described in multichannel rotates forward relay (52z), power reversion relay (52f) is connected one by one with the motor (6) overturn in dynamical system described in multiple stage；Motor (6) in every described upset dynamical system drives corresponding convertible LED screen display surface；It is spliced into large-scale convertible LED screen.
10. the electric power supply control system of a kind of convertible LED screen according to claim 5, it is characterised in that:
Control output end mouth, reversion control output end mouth and corresponding described sampling input port is rotated forward described in the multichannel that described controller (41) is provided with and rotates forward relay (52z) with power described in multichannel, power reversion relay (52f) coordinates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521021918.0U CN205407257U (en) | 2015-12-10 | 2015-12-10 | Power supply control system of convertible LED screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521021918.0U CN205407257U (en) | 2015-12-10 | 2015-12-10 | Power supply control system of convertible LED screen |
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| Publication Number | Publication Date |
|---|---|
| CN205407257U true CN205407257U (en) | 2016-07-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521021918.0U Expired - Fee Related CN205407257U (en) | 2015-12-10 | 2015-12-10 | Power supply control system of convertible LED screen |
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| Country | Link |
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| CN (1) | CN205407257U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105375478A (en) * | 2015-12-10 | 2016-03-02 | 长沙信元电子科技有限公司 | Power supply control system for turnover LED screen |
-
2015
- 2015-12-10 CN CN201521021918.0U patent/CN205407257U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105375478A (en) * | 2015-12-10 | 2016-03-02 | 长沙信元电子科技有限公司 | Power supply control system for turnover LED screen |
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| 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: 20160727 Termination date: 20201210 |