CN209626665U - Stage Equipment Control system and stage powering shelf - Google Patents
Stage Equipment Control system and stage powering shelf Download PDFInfo
- Publication number
- CN209626665U CN209626665U CN201920640933.5U CN201920640933U CN209626665U CN 209626665 U CN209626665 U CN 209626665U CN 201920640933 U CN201920640933 U CN 201920640933U CN 209626665 U CN209626665 U CN 209626665U
- Authority
- CN
- China
- Prior art keywords
- direct current
- circuit
- drawer
- stage
- passive
- 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.)
- Active
Links
Landscapes
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The utility model provides a kind of Stage Equipment Control system and stage powering shelf, the system includes: stage powering shelf and stage equipment, the stage equipment includes at least passive lamp group all the way, the stage powering shelf is equipped with multiple drawers slot, exchanges interface and at least one pluggable direct current drawer with each drawer with what slot was correspondingly arranged, the exchange interface is used to provide alternating current for the direct current drawer, at least one described direct current drawer is electrically connected passive lamp group to provide the direct current of predetermined voltage for the passive lamp group；The direct current drawer includes an at least direct current power supply loop.Technical solution according to the present utility model, it can be realized to the concentration supply power containing stage equipments such as passive lamp groups, for passive lamp group, the failure rate of each passive LED lamp can greatly be reduced by using the mode of direct current, improve the reliability of lamps and lanterns and system, the system power dissipation generated when using direct current simultaneously is small, strong antijamming capability etc..
Description
Technical field
The utility model relates to Stage Equipment Control technical field more particularly to a kind of Stage Equipment Control system and stage powering shelfs.
Background technique
With science and technology make rapid progress, the light of stage control technology to grow with each passing hour just towards diversification, intelligence and
Hommization development.However, being mostly cold light source for existing stage LED light, relative to tungsten halogen lamp or gas discharge light fixture
There is certain advantage, but equally exists some problems, such as heat dissipation problem, since existing stage LED light power is often larger, with
Using the time growth, the temperature for causing it internal increases, and then directly affects the performance of lamps and lanterns；Second is that because having inside it
It is a series of to exchange the complicated circuit for turning direct current, cause the weight of these LED light to lay particular stress on, increases the difficulty and safety of installation
Deng.
Utility model content
In view of the above problems, the utility model provides a kind of Stage Equipment Control system and stage powering shelf, by using energy
The stage powering shelf for enough exporting direct current carries out concentration direct current supply to each stage equipments such as such as passive LED lamps, can solve
The problems such as heat dissipation and noise in existing stage light control system.
The embodiments of the present invention propose a kind of Stage Equipment Control system, comprising: stage equipment, the stage equipment include
At least passive lamp group, the stage powering shelf are equipped with multiple drawers slot, are correspondingly arranged with each drawer with slot all the way
Exchange interface and at least one pluggable direct current drawer, the exchange interface is used to for the direct current drawer provide alternating current,
At least one described direct current drawer is electrically connected passive lamp group to provide the direct current of predetermined voltage for the passive lamp group；
The direct current drawer include an at least direct current power supply loop, the direct current power supply loop include current rectifying and wave filtering circuit,
Power conversion circuit, filtering output circuit, PWM drive circuit, MCU governor circuit and the first remote equipment telecommunication circuit, it is described
Current rectifying and wave filtering circuit, the power conversion circuit and the filtering output circuit are sequentially connected, the power conversion circuit and institute
PWM drive circuit connection is stated, the PWM drive circuit and the first remote equipment telecommunication circuit are electric with the MCU master control
Road connection, the MCU governor circuit are communicated by the first remote equipment telecommunication circuit with the stage equipment.
Optionally, the passive lamp group includes at least one passive LED lamp, and each passive LED lamp includes DC
Input terminal, DC-DC conversion circuit, LED control circuit, function setting panel, the second remote equipment telecommunication circuit and LED light, institute
State LED control circuit, the second remote equipment telecommunication circuit, the LED light and the function setting panel with the LED
Control circuit connection；
The DC input terminal is used to access the direct current of the direct current drawer output；The DC-DC conversion circuit pair
It is the LED control circuit, function setting panel and the second remote equipment telecommunication circuit after the direct current decompression
Power supply；The passive LED lamp receives the unique address for setting panel setting by the function by user, also passes through described the
Two remote equipment telecommunication circuits are communicated with the direct current drawer.
Optionally, the stage equipment further includes passive Computer lamp, light-operated of direct current lamp, direct current light units, passive LED
Lamp direct current Control Console, direct current sound equipment, direct current sound equipment control platform, direct current mechanical equipment and/or direct current do shared device.
Optionally, at least one pluggable exchange drawer is additionally provided in the stage powering shelf, the exchange drawer is used for
To use the stage equipment of alternating current to provide the alternating current of predetermined voltage.
Another embodiment of the utility model also proposes that a kind of stage powering shelf, the stage powering shelf include nothing for being
The stage equipment of source lamp group is powered, and the stage powering shelf includes: equipped with multiple drawers slot and each drawer slot
The pluggable direct current drawer of exchange interface and at least one being correspondingly arranged, the exchange interface for the direct current drawer for providing
Alternating current, at least one direct current drawer is for being electrically connected passive lamp group to provide the direct current of predetermined voltage for the passive lamp group
Electricity；
The direct current drawer include an at least direct current power supply loop, the direct current power supply loop include current rectifying and wave filtering circuit,
Power conversion circuit, filtering output circuit, PWM drive circuit, MCU governor circuit and the first remote equipment telecommunication circuit, it is described
Current rectifying and wave filtering circuit, the power conversion circuit and the filtering output circuit are sequentially connected, the power conversion circuit and institute
PWM drive circuit connection is stated, the PWM drive circuit and the first remote equipment telecommunication circuit are electric with the MCU master control
Road connection, the MCU governor circuit by the first remote equipment telecommunication circuit with the stage equipment for being communicated.
Optionally, the direct current drawer includes backup power source and the first switching circuit, the direct current power supply loop and described
Backup power source is electrically connected with first switching circuit, when the direct current power supply loop failure described in the first switching circuit cut
Being changed to is electrically connected the backup power source with the passive lamp group.
Optionally, the direct current drawer includes two direct current power supply loops and the second switching circuit, and each direct current supplies
Electrical circuit is electrically connected with second switching circuit, and when a direct current power supply loop failure, second switching circuit is cut
Being changed to is electrically connected another direct current power supply loop with the passive lamp group.
Optionally, the direct current drawer includes two direct current power supply loops and the second switching circuit, and each direct current supplies
Electrical circuit is electrically connected with second switching circuit, and when a direct current power supply loop failure, second switching circuit is cut
Being changed to is electrically connected another direct current power supply loop with the passive lamp group.
Optionally, the direct current drawer further includes backup power source and third switching circuit, the backup power source and described
Two switching circuits are electrically connected with the third switching circuit, when the equal failure of described two direct current power supply loops, the third
Switching circuit, which is switched to, is electrically connected the backup power source with the passive lamp group.
Optionally, the power conversion circuit includes sequentially connected switch transformer and switching tube, and the switching tube connects
Connect the PWM drive circuit, the direct current power supply loop further include: input panel, the input panel and MCU master control electricity
Road electrical connection, for receiving control parameter set by user and being input to the MCU governor circuit；The MCU governor circuit root
The output electricity that the direct current power supply loop is adjusted for driving the pwm signal of the switching tube is adjusted according to the control parameter
Pressure.
Optionally, the direct current drawer includes display panel, and the stage powering shelf further includes main control module and communication mould
Block, the main control module and communication module electrical connection, the main control module pass through bus and each drawer slot
Electrical connection；
The main control module detects the direct current drawer insertion signal of each drawer slot, and is detecting described insert
Enter to read after signal slot addresses that the direct current drawer is currently located and is sent to the direct current drawer；The direct current drawer exists
The slot addresses are shown on the display panel, are numbered using the circuit being currently located as the direct current drawer；The master control
Module also passes through the communication module and communicates with remote terminal, so that the remote terminal remotely controls the direct current drawer
System.
Technical solution according to the present utility model can be realized and supply the centralization comprising stage equipments such as passive lamp groups
Electricity can greatly reduce the failure rate of each passive LED lamp by using the mode of direct current for passive lamp group, improve
The reliability of lamps and lanterns and system, while the small power consumption generated using system when direct current, strong antijamming capability etc..
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is the Stage Equipment Control systematic difference schematic diagram of the utility model embodiment；
Fig. 2 is the first structure of the direct current power supply loop of the direct current drawer of the Stage Equipment Control system of the utility model embodiment
Schematic diagram；
Fig. 3 is the second structure of the direct current power supply loop of the direct current drawer of the Stage Equipment Control system of the utility model embodiment
Schematic diagram；
Fig. 4 is the backup power source of the Stage Equipment Control system of the utility model embodiment and the structural representation of the first switching circuit
Figure；
Fig. 5 is two direct current power supply loops and the second switching circuit of the Stage Equipment Control system of the utility model embodiment
Structural schematic diagram；
Fig. 6 is the structural schematic diagram of more drawer slots of the Stage Equipment Control system of the utility model embodiment；
Fig. 7 is the structural schematic diagram of the passive LED lamp of the utility model embodiment Stage Equipment Control system.
Main element symbol description:
10- Stage Equipment Control system；1- stage powering shelf；2- stage equipment；The passive lamp group of 3-；101- drawer slot；
102- direct current drawer；103- exchanges drawer；100- direct current power supply loop；110- current rectifying and wave filtering circuit；120- power conversion circuit；
130- filters output circuit；140-PWM driving circuit；150-MCU governor circuit；160- the first remote equipment telecommunication circuit；
170- sampling feedback circuit；171- sample circuit；172- benchmark comparison circuit；173- feedback output circuit；180- main control module；
190- communication module；200- backup power source；The first switching circuit of 201-；The second switching circuit of 202-；The passive LED lamp of 210-；
211-DC-DC conversion circuit；212-LED control circuit；213- function sets panel；214- the second remote equipment telecommunication circuit；
215-LED lamp.
Specific embodiment
Hereinafter, the various embodiments of the disclosure will be described more fully.The disclosure can have various embodiments, and
It can adjust and change wherein.It should be understood, however, that: there is no disclosure protection scope is limited to specific reality disclosed herein
The intention of example is applied, but the disclosure should be interpreted as to all in the spirit and scope for covering the various embodiments for falling into the disclosure
Adjustment, equivalent and/or optinal plan.
Hereinafter, can the term " includes " used in the various embodiments of the disclosure or " may include " instruction disclosed in
Function, operation or the presence of element, and do not limit the increase of one or more functions, operation or element.In addition, such as existing
Used in the various embodiments of the disclosure, term " includes ", " having " and its cognate are meant only to indicate special characteristic, number
Word, step, operation, the combination of element, component or aforementioned item, and be understood not to exclude first one or more other
Feature, number, step, operation, element, component or aforementioned item combined presence or increase one or more features, number,
Step, operation, element, component or aforementioned item combination a possibility that.
The statement (" first ", " second " etc.) used in the various embodiments of the disclosure can be modified in various implementations
Various constituent element in example, but respective sets can not be limited into element.For example, the above statement is not intended to limit the suitable of the element
Sequence and/or importance.The above statement is only used for the purpose for differentiating an element and other elements.For example, the first user fills
It sets and indicates different user device with second user device, although the two is all user apparatus.For example, not departing from each of the disclosure
In the case where the range of kind embodiment, first element is referred to alternatively as second element, and similarly, second element is also referred to as first
Element.
It should also be noted that if a constituent element ' attach ' to another constituent element by description, it can be by the first composition member
Part is directly connected to the second constituent element, and " connection " third can form between the first constituent element and the second constituent element
Element.On the contrary, when a constituent element " being directly connected to " is arrived another constituent element, it will be appreciated that in the first constituent element
And second third constituent element is not present between constituent element.
The term used in the various embodiments of the disclosure is used only for the purpose of describing specific embodiments and not anticipates
In the various embodiments of the limitation disclosure.Unless otherwise defined, otherwise all terms used herein (including technical term and
Scientific term) there is contain identical with the various normally understood meanings of embodiment one skilled in the art of the disclosure
Justice.The term (term such as limited in the dictionary generally used) be to be interpreted as have in the related technical field
The identical meaning of situational meaning and Utopian meaning or meaning too formal will be interpreted as having, unless this
It is clearly defined in disclosed various embodiments.
Embodiment 1
Please refer to Fig. 1, a kind of Stage Equipment Control system 10 provided in this embodiment, the stage that can be used under various stage occasions
Signal light control.Centrally connected power supply is carried out to each stage equipment by using the stage powering shelf that can export direct current, it is especially right
Passive lamp group etc. using direct current stage equipment, can solve some heat dissipations in the presence of existing Stage Equipment Control system it is slow,
The problems such as noise is big and stability is poor, and the stage powering shelf uses pluggable drawer-type structure, is also convenient for user couple
Each drawer manages and maintains.The component part of the Stage Equipment Control system 10 is described in detail below.
As shown in Figure 1, the Stage Equipment Control system 10 includes stage powering shelf 1 and stage equipment 2, the stage equipment 2 is wrapped
Include at least passive lamp group 3 all the way.The stage powering shelf 1 is equipped with multiple drawers pluggable direct current of slot 101 and at least one
Drawer 102, wherein be additionally provided with exchange interface with 101 corresponding position of slot in each drawer, which is used to be corresponding
Direct current drawer 102 provides alternating current, and at least one described direct current drawer 102 exports after then carrying out direct current conversion to the alternating current
The direct current of predetermined voltage, to provide required direct current for the passive lamp group 3 for connection.It is appreciated that the exchange interface
It can be AC socket, correspondingly, the matched ac plug used can be equipped on direct current drawer 102 to take out for direct current
102 input ac power of drawer.In the present embodiment, passive lamp group 3 may include at least one passive LED lamp 210 all the way.It can manage
It solves, each passive LED lamp 210 in the passive lamp group 3 is using each passive LED lamp 210 in direct current and same group
Operating voltage answer it is equal.
In the present embodiment, each drawer slot 101 in the stage powering shelf 1 can be set to equidistant or unequal spacing should
In stage powering shelf 1.After direct current drawer 102 is inserted into drawer slot 101, direct current drawer 102 can pass through the exchange electrical interface
Obtain alternating current.
Optionally, the stage powering shelf 1 can also be equipped at least one pluggable exchange drawer, and the exchange drawer is electrically connected
Source lamp group is connected to provide the alternating current of predetermined voltage for the active lamp group.It is appreciated that the active lamp group is i.e. by least
The LED lamp of one support ac power supply method.
In the present embodiment, the direct current drawer 102 is used for being powered using all kinds of stage equipments 2 of direct current,
In, the stage equipment 2 further includes but is not limited to light-operated of passive Computer lamp, direct current lamp, direct current light units, passive LED
Lamp direct current Control Console, direct current sound equipment, direct current sound equipment control platform, direct current mechanical equipment and direct current do any one in shared device etc.
Or multiple combinations.
In the present embodiment, the direct current drawer 102 includes at least one direct current power supply loop 100, as shown in Fig. 2, described
Direct current power supply loop 100 mainly includes current rectifying and wave filtering circuit 110, power conversion circuit 120, filtering output circuit 130, PWM drive
Dynamic circuit 140, MCU governor circuit 150 and the first remote equipment telecommunication circuit 160.Wherein, the current rectifying and wave filtering circuit 110, institute
It states power conversion circuit 120 to be sequentially connected with the filtering output circuit 130, the power conversion circuit 120 and PWM drives
Dynamic circuit 140 connects, the PWM drive circuit 140 and the first remote equipment telecommunication circuit 160 with the MCU master control
Circuit 150 connects.
Specifically, the current rectifying and wave filtering circuit 110 includes rectifying part and filtering part, for that will obtain from exchange electrical interface
The alternating current taken is rectified and is filtered, and then carries out filtered DC supply input into the power conversion circuit 120
Respective handling.Exemplarily, synchronous rectification chip can be used in the rectifying part in the current rectifying and wave filtering circuit 110, as shown in figure 3,
It can certainly be using the full bridge rectifier being made of 4 discrete rectifier diodes.And great Rong then can be used in filtering part
The electrolytic capacitor of amount.For example, current rectifying and wave filtering circuit 110 as shown in Figure 3, filtering part includes capacitor C1 and capacitor C2.
The power conversion circuit 120 is used to carry out voltage conversion to the direct current after rectifying and wave-filtering.Exemplarily, as schemed
Shown in 3, which may include first switch tube Q1, switch transformer T1, resistance R1, R2, R3, capacitor C3, C4
And diode D1 etc..In the present embodiment, PWM drive circuit 140 is driven according to the pwm signal exported from MCU governor circuit 150
Dynamic switching tube Q1 is turned off or is connected, and the secondary then correspondingly output high voltage and after filtering of switch transformer T1
It is output to stage equipment 2.Wherein, the output electricity for the direct current power supply loop 100 being adjusted by controlling the duty ratio of the pwm signal
Pressure or electric current etc..Exemplarily, an input panel, the input panel and MCU master control electricity can be set on the direct current drawer
Road 150 is electrically connected, for receiving control parameter set by user and being input to the MCU governor circuit 150；The MCU master control
Circuit 150 adjusts the pwm signal for driving the switching tube according to the control parameter, is returned with realizing to the direct current supply
The adjustment of the output voltage on road 100.The input panel can be knob, touch panel or key etc..
In the present embodiment, the PWM drive circuit 140 can be used different model pulse width modulation chip, such as UC3842,
The chips such as UC2842 or TL494.It can certainly be using the driving circuit etc. being made of NPN triode or PNP triode etc..And
Powerful metal-oxide-semiconductor can be used in switching tube Q1, such as can choose NMOS tube.And positive activation type switch can be used in switch transformer T1
Transformer or flyback switching transformer.
Still optionally further, which can also support a variety of constant current constant voltage modes.Exemplarily, the function
The transformer with multiple secondary outputs can be used in switch transformer T1 in rate translation circuit 120, as shown in figure 3, each
Secondary output direct current all the way, to form the different constant current constant voltage mode of multiple groups, meanwhile, each secondary output connect one after
Electric appliance, the control terminal of each relay are connected to MCU governor circuit 150 for the switching signal according to the MCU governor circuit 150
Switch over output.Further, it can be arranged on corresponding direct current drawer panel and be switched with the switching of MCU governor circuit 150
Or selection key etc. selects the switching between different constant current constant voltage modes.
It is appreciated that power conversion circuit 120 shown in Fig. 3 is only a kind of enforceable mode, naturally it is also possible to use
Other circuit structures are realized.The power conversion circuit 120 can also use DC-DC lifting/voltage reducing circuit, such as BUCK electricity
Road, BUCK-BOOST circuit etc., the duty ratio by adjusting the pwm signal for control switch pipe are held to export in preset range
The constant-voltage for continuing adjustable DC voltage or the operating voltage suitable for current stage equipment 2, such as DC18V, DC24V, DC36V
Or DC48V etc..If desired it realizes the output of multiple groups constant current constant voltage mode, then multiple DC-DC lifting/voltage reducing circuit in parallel can be used and connect
It connects, relay at this point, output of each road can connect, the control terminal of each relay is connected to MCU governor circuit 150 to be used for
Output is switched over according to the switching signal of the MCU governor circuit 150.It is of course also possible to the PWM letter for passing through several groups of fixations of setting
Number duty ratio parameter so that user can directly select corresponding a certain group of parameter when at the scene or remotely controlling, and then make
The switching of direct current drawer 102 exports scheduled voltage and current values etc..
The filtering output circuit 130 is mainly used for the direct current exported to power conversion circuit 120 and is input to connection
Stage equipment 2, such as passive lamp group 3.As shown in figure 3, if the power conversion circuit 120 uses flyback switching transformer,
Then the direct current of each secondary output of the switch transformer is by rectifier diode and the filter circuit being made of capacitor, inductance etc.
It is output to stage equipment 2 again afterwards.For example, as shown in figure 3, the filtering output circuit 130 include diode D4 and D5, inductance L1,
Capacitor C6, C7, C8, C9 and relay J1, J2 etc..Wherein, relay J1 and J2 is for switching each secondary output, to realize not
The switching selection of same constant current constant voltage mode.If the output for being appreciated that power conversion circuit 120 is only all the way, do not need
Use the relay element for switching.Filtering output circuit 130 in Fig. 3 is one of optional embodiment,
The filtering output circuit 130 can also use the filter of other structures.
The MCU governor circuit 150 can pass through the first remote equipment telecommunication circuit 160 and the stage equipment 2 connecting
It is communicated, wherein the communication may include that control signal is sent to stage equipment 2.For example, working as the direct current drawer 102 to nothing
When source lamp group 3 is powered, then the MCU governor circuit 150 can be by the first remote equipment telecommunication circuit 160 to the passive lamp
Group 3 sends corresponding light modulation data etc..
In the present embodiment, the MCU governor circuit 150 include microprocessor and corresponding peripheral circuit, as crystal oscillating circuit,
Reset circuit etc..Exemplarily, which can be used the chips such as NXP LPC17 series, PIC series or ARM series.Example
Such as, the PIC16F1933 etc. of LPC1768 or the PIC series of NXP LPC17 series can be used.
In the present embodiment, the first remote equipment telecommunication circuit 160 can be used support RDM agreement (RDM,
RemoteDeviceManagement, remote device management) or DMX (DigitalMultipleX, multi-path digital transmission) 512 associations
The communication module of view.It is appreciated that DMX-521 agreement is one-way transmission, and RDM agreement is with DMX-521 agreement
Based on (DigitalMultipleX, multi-path digital transmission) and host may be implemented and passed from the bi-directional data between equipment
It is defeated.
Further, in direct current drawer 102, for the output for stablizing or adjusting the direct current power supply loop 100, direct current is supplied
Electrical circuit 100 further includes sampling feedback circuit 170.Exemplarily, as shown in Fig. 2, the sampling feedback circuit 170 includes sampling
Circuit 171, benchmark comparison circuit 172 and feedback output circuit 173, the sample circuit 171, the benchmark comparison circuit 172
It being successively electrically connected with the feedback output circuit 173, the sample circuit 171 is electrically connected the filtering output circuit 130,
The feedback output circuit 173 and the MCU governor circuit 150 are electrically connected.
Exemplarily, which can be used at least one sample resistance, and benchmark comparison circuit 172 includes voltage
Comparator, and photoelectrical coupler etc. can be used in feedback output circuit 173.For example, as shown in figure 3, sample circuit 171 is mainly by electricity
R8, capacitor C10 and adjustable resistance RV1 etc. is hindered to constitute, benchmark comparison circuit 172 include voltage comparator U3, resistance R7, R9 and
R10 and diode D2, D3 etc.；Feedback output circuit 173 includes photoelectrical coupler, resistance R5, R6, diode D3 and triode Q2
Deng.Specifically, after sampling voltage from one end of adjustable resistance RV1, pass through the reference voltage accessed with voltage comparator U3
Vref exports corresponding low and high level after carrying out voltage swing, is then isolated by the emitting portion of photoelectrical coupler
Formula is fed back to receiving portion, and is sent into MCU governor circuit 150 for assisting the duty ratio of adjustment pwm signal.Wherein, lead to
Crossing to change reference voltage Verf or adjust adjustable resistance RV1 may be implemented to the output voltage of direct current power supply loop 100
Adjustment.
Further, the direct current power supply loop 100 further include: EMI FILTER (i.e. EMI circuit), EMI electricity
Road is located between exchange electrical interface and current rectifying and wave filtering circuit 110, for carrying out electromagnetic noise and clutter letter to the alternating current of input
Number inhibit etc..
Further, the direct current power supply loop 100 further include: power factor (PFC) calibrates circuit, PFC calibration electricity
Road is also electrically connected MCU governor circuit 150 between current rectifying and wave filtering circuit 110 and power conversion circuit 120, is used for function
Rate factor compensation, and then the duty ratio of pwm signal is adjusted, to improve the transfer efficiency etc. of power conversion circuit 120.
Further, the direct current power supply loop 100 further include: overvoltage crowbar, current foldback circuit etc..The mistake
Voltage protection circuit, the current foldback circuit can be carried out from power conversion circuit 120 voltage and or current sampling and feed back to
In the MCU governor circuit 150, for the timely shutdown of control switch pipe, to reach protection circuit purpose.
Optionally, the direct current drawer 102 further includes the drawer panel being electrically connected with MCU governor circuit 150, drawer panel
On may include the display panel being electrically connected with MCU governor circuit 150.Exemplarily, the display panel can be used multidigit nixie tube,
Liquid crystal display or touch display screen etc..By the display panel can the real-time display direct current drawer 102 specific works state
Or real time electrical quantity parameter etc., such as input voltage, output voltage, active power, power factor.
In view of direct current drawer 102 may break down suddenly, and then the stage lighting that will lead to a certain group all can not be normal
It uses, therefore to make stage performance continue to carry out, each direct current drawer 102 is also equipped with backup power source 200 and/or multiple groups direct current supply is returned
Road 100, to guarantee that the double-deck guarantee may be implemented in each 100 chance failure of direct current power supply loop, to improve user experience etc..
As the first optional embodiment, as shown in figure 4, if the direct current drawer 102 only includes that a direct current supplies
Electrical circuit 100, the direct current drawer 102 further include: backup power source 200 and the first switching circuit 201, the direct current power supply loop
100 and the backup power source 200 be electrically connected with first switching circuit 201.When 100 failure of direct current power supply loop
When, the switching circuit, which will be switched to, is electrically connected the backup power source 200 with stage equipment 2, for for the stage
Equipment 2 continues to power.It is appreciated that carrying out continued power using backup power source 200.
Exemplarily, the first switching circuit 201 shown in Fig. 4 can realize 102 power supply of direct current drawer and backup power source 200
Seamless, automatic switchover.First switching circuit 201 includes second switch Q3, diode D6, resistance R11 and capacitor C11.Its
In, the output end of direct current power supply loop 100 is connected to the grid of second switch Q3, and backup power source 200 is connected to second and opens
The drain electrode of pipe Q3 is closed, and the source electrode of second switch Q3 is then used for the power end of connected with passive lamp group 3, the anode of diode D6 connects
The grid of second switch Q3 is connect, cathode is connected to source electrode.Grid is connected to ground by resistance R11, and drain electrode is connect by capacitor C11
Ground.Wherein, the course of work of first switching circuit 201 has: when the output voltage of direct current power supply loop 100 is normal, at this time
Second switch Q3 is in an off state, and exports electric current to source electrode as the power supply of stage equipment 2 by diode D6；Work as direct current
When the output voltage of current supply circuit 100 reduces suddenly or is 0, at this time due to the effect second of the body diode of second switch Q3
Switching tube Q3 will be connected, and backup power source 200 will be that stage equipment 2 continues to power by the second switch Q3 of conducting, to reach
Automatically switch purpose.
It is described if the direct current drawer 102 includes two-way direct current power supply loop 100 as second of optional embodiment
Direct current drawer 102 further include: the second switching circuit 202, second switching circuit 202 can realize the two direct current power supply loops
100 mutual switching, for continuing to power for stage equipment 2.Exemplarily, as shown in figure 5, second switching circuit 202
Relay J3 including closed type, the current supply circuit of relay J3 are connected to the output end of the first direct current power supply loop 100, when
When first direct current power supply loop 100 works normally, then the contact of relay J3 is connected to the first direct current power supply loop 100, with
Stage equipment 2 is connected to the first direct current power supply loop 100.And when the first 100 failure of direct current power supply loop, relay J3 by
Actuation will be disconnected automatically in losing supply voltage, and contact will be connected automatically to the second direct current power supply loop 100, at this time will switching
It is that stage equipment 2 is powered to the second direct current power supply loop 100.
It is appreciated that if the direct current drawer 102 also may include the direct current power supply loop 100 on three tunnels or three tunnels or more,
Correspondingly, which can then be realized using multiple relays, for example, each relay can be used for controlling
The output of system all the way.
On the basis of above-mentioned second of optional embodiment, the direct current drawer 102 further include: backup power source 200
With third switching circuit, above-mentioned second switching circuit 202 and the backup power source 200 are all connected to third switching circuit.At this point, if
When two direct current power supply loops 100 all fail, i.e., the third switching circuit is just switched to backup power source 200 and is powered.Its
In, the structure and working principle of the third switching circuit is identical as the above-mentioned structure of the first switching circuit 201, therefore herein no longer
It is described in detail.
Further, as shown in fig. 6, the stage powering shelf 1 further includes main control module 180, the main control module 180 is logical
Bus is crossed to be electrically connected with each drawer slot 101.The main control module 180 detects each pumping by the bus
The direct current drawer 102 of drawer slot 101 is inserted into signal, that is, detects the circuit on-state of corresponding drawer slot 101.When described
After direct current drawer 102 is inserted into drawer slot 101, the main control module 180 is detected after the insertion signal described in reading
The slot addresses that direct current drawer 102 is currently located；The direct current drawer 102 obtains the slot addresses and is shown in the display
On panel, numbered using the circuit being currently located as the direct current drawer 102.Exemplarily, which can be used height
The microprocessor of performance low-power consumption, such as ARM series, STM32 series chip, for example, can be used in Samsung Cortex-A8
The S5PV210 etc. of core.And RS485 bus etc. can be used in the bus.
Further, the stage powering shelf 1 further includes communication module 190, the communication module 190 and the master control mould
Block 180 is electrically connected, and is communicated to connect for establishing the stage powering shelf 1 with remote terminal, and is realized and the remote terminal
Data transmission.Exemplarily, which can be used ethernet module, wifi module or 4G module etc..The present embodiment
In, the remote terminal can be realized the adjusting to the output voltage of direct current drawer 102 by the communication module 190, be supplied direct current
The selection of the constant current constant voltage output mode of electrical circuit 100 and in reading of electrical parameter of direct current power supply loop 100 etc.
Any one or more combination.It is appreciated that may be implemented using main control module 180 and communication module 190 to each direct current drawer
Long-range monitoring and long-range control of 102 working condition etc..The stage powering shelf 1 may also include to be connected with main control module 180
The touch display panel connect, the touch display panel can be used for receiving user input instruction, carry out voltage for specified drawer
It adjusts.
In the present embodiment, the passive lamp group 3 includes at least one passive LED lamp 210, when there are multiple passive LED
When lamps and lanterns 210, as shown in Figure 1, each passive LED lamp 210 using the direct current drawer 102 is parallel-connected to, that is, is formed and is handed in hand
Connection type.It is appreciated that will not affect that the passive lamp in the road when some passive LED lamp 210 breaks down in this way
The normal work of other passive LED lamps 210 in group 3, but also it is convenient for replacement, maintenance and the management etc. of lamps and lanterns.And it is each
The lamps and lanterns number that passive lamp group 3 is included can accordingly be set according to actual needs.Preferably, per in passive lamp group 3 all the way
210 numbers of passive LED lamp should be less than 255.
As shown in fig. 7, exemplarily, each passive LED lamp 210 include DC input terminal, DC-DC conversion circuit 211,
LED control circuit 212, function setting panel 213, the second remote equipment telecommunication circuit 214 and LED light 215, the DC input terminal
It is connect with the DC-DC conversion circuit 211, the LED control circuit 212, the second remote equipment telecommunication circuit 214, institute
It states LED light 215 and function setting panel 213 is connect with the LED control circuit 212.
In the present embodiment, the DC input terminal is used to access the direct current that the direct current drawer 102 exports.It is described
DC-DC conversion circuit 211 is used to be the LED control circuit 212, function setting panel 213 after being depressured the direct current
It powers with the second remote equipment telecommunication circuit 214.For example, if the passive LED lamp 210 is the passive RGB lamp of 24V,
The 24V direct current of 211 pairs of DC-DC conversion circuit accesses be input in lamps and lanterns after 24V turns the processing such as 3.3V, 5V or 12V
Other each circuits are for providing the operating voltage of circuit chip.Exemplarily, which can be used pressure stabilizing
Pipe or LDO linear voltage-stabilizing circuit etc..
The passive LED lamp 210 sets panel 213 by the function and receives the unique address distributed by user, also
It is communicated by the second remote equipment telecommunication circuit 214 with the direct current drawer 102.In the present embodiment, the communication
Corresponding light modulation data etc. are sent to the passive LED light group including the direct current drawer 102.It is appreciated that working as multiple passive LED
Lamps and lanterns 210 and when being unified into a passive lamp group 3, when controlling each stage lighting, each passive LED lamp 210 should all be distributed
There is unique address used for positioning to carry out specified control etc. to it by stage powering shelf 1 or Control Console etc. so as to user.
Exemplarily, function setting panel 213 is set to the non-light-illuminating region of the passive LED lamp 210, Yong Huke
Panel 213 is set by the function of the passive LED lamp 210 and carries out address setting, and signal is carried out by LED control circuit 212
Detection and address are read.Certainly, function setting panel 213 can be also used for the setting of other function, such as the work shape of lamps and lanterns
State etc..Exemplarily, function setting panel 213 can be key, knob or touch screen etc..
In the present embodiment, the microcontroller of STC series, AVR series or PIC series etc. is can be used in LED control circuit 212,
Specific such as STC15F104, SPCE061A.And the second remote equipment telecommunication circuit 214 in the passive LED lamp 210 can
Using support RDM agreement identical with above-mentioned first remote equipment telecommunication circuit 160 (RDM,
RemoteDeviceManagement, remote device management) or DMX (DigitalMultipleX, multi-path digital transmission) 512 associations
The communication module of view.
In the present embodiment, all drawers of the stage powering shelf 1 can all install direct current drawer 102 with slot 101, when
So it is additionally contemplates that Stage Equipment Control system 10 may also include some make in addition to the stage equipment 2 of the passive LED light for using direct current etc.
With the stage equipment 2 of alternating current.Further, the stage powering shelf 1 is additionally provided at least one pluggable exchange drawer 103,
Each exchange drawer 103 is used for as the stage equipment 2 using alternating current to provide the alternating current of predetermined voltage.It, should in the present embodiment
Stage equipment 2 may also include active lamp group, exchange Computer lamp etc., wherein each LED lamp in the active lamp group is using friendship
Galvanic electricity is converted containing the AC-to DC (AC/DC) for realizing functions such as decompression, rectification, filtering and pressure stabilizings electric that is, inside it
Road.It is understood that, it is contemplated that there are needs while being the case where being powered using the stage equipment 2 of different type power supply, to lead to
The compatibility of equipment power supply can be well solved with drawer 103 is exchanged by crossing the direct current drawer 102 coexisted in the stage powering shelf 1
Problem also adds the application occasion etc. of the stage powering shelf 1.
Optionally, the Stage Equipment Control system 10 of the present embodiment further include: Control Console, the Control Console and passive lamp group 3 and/
Or active lamp group is communicatively coupled, for carrying out brightness adjustment control and/or toning control to each lamps and lanterns for being assigned unique address.
Exemplarily, which can mix colours to the light modulation of each lamps and lanterns by RMD protocol realization and control.
The Stage Equipment Control system that the present embodiment proposes is by carrying out centrally connected power supply to each stage equipment, especially to passive lamp
Group etc. supports the stage equipment of direct current supply, not only can preferably solve present in existing Stage Equipment Control system heat dissipation it is slow,
The problems such as noise is big and stability is poor, and use pluggable direct current drawer structure, facilitate the replacement of user, separately maintain and
Management etc..Further, which can also include exchange drawer, can by the way that exchange drawer and direct current drawer coexists
To well solve the compatibility issue etc. of equipment power supply mode.In addition, for use support direct current supply such as passive LED light
The stage equipments such as tool, can inherently solve existing stage LED light heat dissipation is slow and noise serious problems, meanwhile, using straight
Lamps and lanterns heating problem can be greatly reduced after stream power supply, and then improves the average life span of lamps and lanterns, correspondingly also reduces cost
And weight etc., not only facilitate wiring, can also facilitate installation etc..
Embodiment 2
Please with reference to Fig. 1 to Fig. 6, the present embodiment proposes a kind of stage powering shelf, can be applied to be include passive lamp group
Deng stage equipment carry out centrally connected power supply.Wherein, the stage powering shelf in the stage powering shelf of the present embodiment and above-described embodiment 1
1 structure and function having the same.
The stage powering shelf include: equipped with multiple drawer slots 101 and at least one pluggable direct current drawer 102,
In, it is additionally provided with exchange interface with 101 corresponding position of slot in each drawer, which is used to be corresponding direct current drawer
102 provide alternating current, at least one described direct current drawer 102 is electrically connected passive lamp group to provide predetermined electricity for the passive lamp group
The direct current of pressure, and at least one described direct current drawer 102 exports predetermined voltage after then carrying out direct current conversion to the AC power source
Direct current.
The direct current drawer 102 includes an at least direct current power supply loop 100, and the direct current power supply loop 100 includes rectification
Filter circuit 110, power conversion circuit 120, filtering output circuit 130, PWM drive circuit 140, MCU governor circuit 150 and the
One remote equipment telecommunication circuit 160.The current rectifying and wave filtering circuit 110, the power conversion circuit 120 and filtering output electricity
Road 130 is sequentially connected, and the power conversion circuit 120 is connect with the PWM drive circuit 140, the PWM drive circuit 140
It is connect with the MCU governor circuit 150 with the first remote equipment telecommunication circuit 160, the MCU governor circuit 150 is used
It is communicated in by the first remote equipment telecommunication circuit 160 with stage equipment.
It is appreciated that the stage powering shelf of the present embodiment corresponds to the stage powering shelf 1 in above-described embodiment 1, and it is above-mentioned
The option of stage powering shelf 1 in embodiment 1 is equally applicable to the present embodiment, therefore this will not be detailed here.
It will be appreciated by those skilled in the art that the accompanying drawings are only schematic diagrams of a preferred implementation scenario, module in attached drawing or
Process is not necessarily implemented necessary to the utility model.
It will be appreciated by those skilled in the art that the module in device in implement scene can be described according to implement scene into
Row is distributed in the device of implement scene, can also be carried out corresponding change and is located at the one or more dresses for being different from this implement scene
In setting.The module of above-mentioned implement scene can be merged into a module, can also be further split into multiple submodule.
Above-mentioned the utility model serial number is for illustration only, does not represent the superiority and inferiority of implement scene.Disclosed above is only this
Several specific implementation scenes of utility model, still, the utility model is not limited to this, any those skilled in the art's energy
Think of variation should all fall into the protection scope of the utility model.
Claims (10)
1. a kind of Stage Equipment Control system characterized by comprising stage powering shelf and stage equipment, the stage equipment include
At least passive lamp group, the stage powering shelf are equipped with multiple drawers slot, are correspondingly arranged with each drawer with slot all the way
Exchange interface and at least one pluggable direct current drawer, the exchange interface is used to for the direct current drawer provide alternating current,
At least one described direct current drawer is electrically connected passive lamp group to provide the direct current of predetermined voltage for the passive lamp group；
The direct current drawer includes an at least direct current power supply loop, and the direct current power supply loop includes current rectifying and wave filtering circuit, power
Translation circuit, filtering output circuit, PWM drive circuit, MCU governor circuit and the first remote equipment telecommunication circuit, the rectification
Filter circuit, the power conversion circuit and the filtering output circuit are sequentially connected, the power conversion circuit and the PWM
Driving circuit connection, the PWM drive circuit and the first remote equipment telecommunication circuit connect with the MCU governor circuit
It connects, the MCU governor circuit is communicated by the first remote equipment telecommunication circuit with the stage equipment.
2. Stage Equipment Control system according to claim 1, which is characterized in that the passive lamp group includes that at least one is passive
LED lamp, each passive LED lamp include DC input terminal, DC-DC conversion circuit, LED control circuit, function setting face
Plate, the second remote equipment telecommunication circuit and LED light, it is the LED control circuit, the second remote equipment telecommunication circuit, described
LED light and function setting panel are connect with the LED control circuit；
The DC input terminal is used to access the direct current of the direct current drawer output；The DC-DC conversion circuit is to described
It is the LED control circuit, function setting panel and the second remote equipment telecommunication circuit power supply after direct current decompression；
The passive LED lamp receives the unique address for setting panel setting by the function by user, also remote by described second
Journey equipment telecommunication circuit is communicated with the direct current drawer.
3. Stage Equipment Control system according to claim 1, which is characterized in that the stage equipment further includes passive computer
Light-operated of lamp, direct current lamp, direct current light units, passive LED light direct current Control Console, direct current sound equipment, direct current sound equipment control platform, DC generator
Tool equipment and/or direct current do shared device.
4. Stage Equipment Control system according to claim 1, which is characterized in that be additionally provided at least one in the stage powering shelf
Pluggable exchange drawer, the exchange drawer are used to provide the alternating current of predetermined voltage for the stage equipment using alternating current.
5. a kind of stage powering shelf, which is characterized in that the stage powering shelf is used to be the stage equipment confession for including passive lamp group
Electricity, the stage powering shelf include: to exchange interface equipped with multiple drawers slot, with each drawer with what slot was correspondingly arranged
At least one pluggable direct current drawer, the exchange interface are used to provide alternating current for the direct current drawer, at least one institute
Direct current drawer is stated for being electrically connected passive lamp group to provide the direct current of predetermined voltage for the passive lamp group；
The direct current drawer includes an at least direct current power supply loop, and the direct current power supply loop includes current rectifying and wave filtering circuit, power
Translation circuit, filtering output circuit, PWM drive circuit, MCU governor circuit and the first remote equipment telecommunication circuit, the rectification
Filter circuit, the power conversion circuit and the filtering output circuit are sequentially connected, the power conversion circuit and the PWM
Driving circuit connection, the PWM drive circuit and the first remote equipment telecommunication circuit connect with the MCU governor circuit
It connects, the MCU governor circuit by the first remote equipment telecommunication circuit with the stage equipment for being communicated.
6. stage powering shelf according to claim 5, which is characterized in that the direct current drawer includes backup power source and first
Switching circuit,
The direct current power supply loop and the backup power source are electrically connected with first switching circuit, when the direct current supply is returned
First switching circuit described in when the failure of road, which is switched to, is electrically connected the backup power source with the passive lamp group.
7. stage powering shelf according to claim 5, which is characterized in that the direct current drawer includes that two direct current supplys are returned
Road and the second switching circuit,
Each direct current power supply loop is electrically connected with second switching circuit, when a direct current power supply loop failure,
Second switching circuit, which is switched to, is electrically connected another direct current power supply loop with the passive lamp group.
8. stage powering shelf according to claim 7, which is characterized in that the direct current drawer further includes backup power source and
Three switching circuits,
The backup power source and second switching circuit are electrically connected with the third switching circuit, when described two direct currents supply
When the equal failure of electrical circuit, the third switching circuit, which is switched to, is electrically connected the backup power source with the passive lamp group.
9. stage powering shelf according to claim 5, which is characterized in that the power conversion circuit includes sequentially connected
Switch transformer and switching tube, the switching tube connect the PWM drive circuit, the direct current power supply loop further include: input
Panel, the input panel are electrically connected with the MCU governor circuit, for receiving control parameter set by user and being input to institute
State MCU governor circuit；The MCU governor circuit adjusts the pwm signal for driving the switching tube according to the control parameter
To adjust the output voltage of the direct current power supply loop.
10. stage powering shelf according to claim 5, which is characterized in that the direct current drawer includes display panel, described
Stage powering shelf further includes main control module and communication module, and the main control module and the communication module are electrically connected, the master control
Module is electrically connected by bus with each drawer with slot,
The main control module detects the direct current drawer insertion signal of each drawer slot, and is detecting the insertion letter
The slot addresses that the direct current drawer is currently located are read after number and are sent to the direct current drawer；The direct current drawer is described
The slot addresses are shown on display panel, are numbered using the circuit being currently located as the direct current drawer；The main control module
It is also communicated by the communication module with remote terminal, so that the remote terminal remotely controls the direct current drawer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920640933.5U CN209626665U (en) | 2019-05-06 | 2019-05-06 | Stage Equipment Control system and stage powering shelf |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920640933.5U CN209626665U (en) | 2019-05-06 | 2019-05-06 | Stage Equipment Control system and stage powering shelf |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209626665U true CN209626665U (en) | 2019-11-12 |
Family
ID=68459446
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920640933.5U Active CN209626665U (en) | 2019-05-06 | 2019-05-06 | Stage Equipment Control system and stage powering shelf |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209626665U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114123788A (en) * | 2021-11-12 | 2022-03-01 | 许继集团有限公司 | Flexible direct-current transmission converter valve submodule redundancy energy-taking device and control method thereof |
| CN114513049A (en) * | 2021-10-12 | 2022-05-17 | 正泰集团研发中心(上海)有限公司 | Electric power drawer cabinet monitoring devices and drawer type cubical switchboard |
-
2019
- 2019-05-06 CN CN201920640933.5U patent/CN209626665U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114513049A (en) * | 2021-10-12 | 2022-05-17 | 正泰集团研发中心(上海)有限公司 | Electric power drawer cabinet monitoring devices and drawer type cubical switchboard |
| CN114123788A (en) * | 2021-11-12 | 2022-03-01 | 许继集团有限公司 | Flexible direct-current transmission converter valve submodule redundancy energy-taking device and control method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101682950B (en) | Improvements relating to lighting systems | |
| CN103547014A (en) | Load driving device associated with light-emitting diode lamp tube and method of load driving device | |
| CN103037589B (en) | Light-emitting diode (LED) constant current drive circuit and liquid crystal display television (LCD TV) | |
| CN105101521A (en) | Light emitting diode circuit and driving method thereof | |
| CN203225938U (en) | Intelligent control system for low-voltage direct-current centralized power supply of LED lamps | |
| CN202050563U (en) | Flyback dimming LED (light-emitting diode) drive circuit | |
| CN102984866A (en) | Intelligent power module for LED lamps, based on electric carrier waves with address control | |
| CN209626665U (en) | Stage Equipment Control system and stage powering shelf | |
| CN110708803A (en) | Light and color temperature adjusting circuit and lighting device | |
| CN201430714Y (en) | Led driver | |
| CN104159379A (en) | Driving power source for smart LED bulb | |
| CN201489799U (en) | LED display screen and power supply circuit thereof | |
| WO2023207372A1 (en) | Modular led driving circuit | |
| CN201937905U (en) | Light emitting diode (LED) lamp dimmable power supply | |
| CN103715691A (en) | A method of economic centralized DC power distribution and a system thereof | |
| CN203504823U (en) | LED drive | |
| CN211702490U (en) | Light emitting device control circuit and light source system | |
| CN203120220U (en) | Led power source | |
| CN203313473U (en) | Wired intelligent illumination control system | |
| CN202738194U (en) | GU10 light dimming power source | |
| CN102665355A (en) | LED (Light Emitting Diode) dimming light source installed on wall space | |
| CN202587529U (en) | Pulse width modulation (PWM) dimming circuit for high-voltage direct current centralized power supply light emitting diode (LED) constant current source | |
| CN202503745U (en) | LED work-mode controlling means | |
| CN202679718U (en) | A non-isolated LED light-adjusting power switch on a wall | |
| US20200015333A1 (en) | Lighting device, system and method for controlling a lighting device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |