CN209402156U - A kind of long-range control direct power cabinet - Google Patents
A kind of long-range control direct power cabinet Download PDFInfo
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- CN209402156U CN209402156U CN201821951521.5U CN201821951521U CN209402156U CN 209402156 U CN209402156 U CN 209402156U CN 201821951521 U CN201821951521 U CN 201821951521U CN 209402156 U CN209402156 U CN 209402156U
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Abstract
The utility model provides a kind of long-range control direct power cabinet, is related to power supply power supply technical field.Long-range control direct power cabinet, comprising: cabinet body, interior of the cabinet are provided with DMX communication module, processing module, relay drive circuit, relay and three-phase general supply breaker；The input terminal of DMX communication module and relay drive circuit is electrically connected with processing module respectively；DMX communication module is also communicated to connect with remote control equipment；The output end of relay drive circuit and the input terminal of relay connect；The output end of relay is connect with the input terminal of three-phase general supply breaker.DMX communication module and processing module are provided in remotely control direct power cabinet, to realize the function of intelligent remote control direct power cabinet, enable the three-phase general supply breaker of remote control equipment intelligent remote control direct power cabinet in turn opens or closes function, and then substitutes conventional power source cabinet and manual hand manipulation is needed to open or close three-phase general supply breaker.
Description
Technical field
The utility model relates to power supply power supply technical fields, in particular to a kind of long-range control direct power cabinet.
Background technique
Since various stage lamps require provisional power supply when in use, stage lamp is usually accessed into electricity
In the output branch of source cabinet, and external power supply is linked into power cabinet, so that external power supply is transported to stage by power cabinet
Lamps and lanterns.Since various power cabinets in the market are powered using 380V power circuit, if in performance power cabinet go wrong need
When disconnecting power supply, need to disconnect the total power switch of power cabinet manually by the staff beside power cabinet, to prevent
Damage stage lamp.
Utility model content
In order to overcome the deficiencies in the prior art described above, the utility model provides a kind of long-range control direct power cabinet.
In order to solve the above-mentioned technical problem, the utility model embodiment provides a kind of long-range control direct power cabinet, comprising:
Cabinet body, the interior of the cabinet are provided with DMX communication module, processing module, relay drive circuit, relay and three-phase general supply
Breaker；
The input terminal of the DMX communication module and the relay drive circuit is electrically connected with the processing module respectively；
The DMX communication module is also communicated to connect with remote control equipment；
The output end of the relay drive circuit is connect with the input terminal of the relay；
The output end of the relay is connect with the input terminal of the three-phase general supply breaker.
Optionally, the long-range control direct power cabinet further include: multiple single-phase circuit breakers and multiple out-put supply wiring
End；
Each single-phase circuit breaker input terminal is connect with the three-phase general supply breaker output end；It is each described single-phase
Breaker input terminal is also connect with the output end of each relay；
Each single-phase circuit breaker output end is connect with each out-put supply terminals.
Optionally, the long-range control direct power cabinet further include: photoelectric isolating circuit, the photoelectric isolating circuit setting
In the cabinet body, the input terminal of the photoelectric isolating circuit is electrically connected with the output end of the relay drive circuit, described
The output end of photoelectric isolating circuit is electrically connected with the input terminal of the relay.
Optionally, the long-range control direct power cabinet further include: multiple current sampling circuits, the multiple current sample
Circuit is arranged in the cabinet body, and the input terminal of each current sampling circuit is electrically connected with each out-put supply terminals
It connects, the output end of each current sampling circuit is electrically connected with the processing module.
Optionally, the long-range control direct power cabinet further include: breaker decision circuitry, the breaker decision circuitry
It is arranged in the cabinet body, the output end of the input terminal and the multiple current sampling circuit of the breaker decision circuitry is electrically connected
It connects, the output end of the breaker decision circuitry is electrically connected with the processing module.
Optionally, the cabinet body includes: cabinet door, and the cabinet door and the cabinet body are rotatablely connected, and the with the cabinet body
One surface is opposite；
The cabinet door is arranged for indicating the working region of the long-range control direct power cabinet use state and for leading to
The rectangle ventilation area of wind heat dissipation；Wherein, the working region is provided with handle；
The cabinet door is additionally provided with cabinet door lock；
The second surface of the cabinet body is provided with rectangular entrance hole；Wherein, the second surface and the first surface phase
It is adjacent.
Optionally, the long-range control direct power cabinet further include: current transformer, the current transformer are arranged in institute
It states in cabinet body, the input terminal of the current transformer is connect with the output end of the three-phase general supply breaker；
The working region is additionally provided with voltmeter, voltage change-over switch and voltage output indicator light；
The voltage change-over switch first end is electrically connected with the voltmeter, the voltage change-over switch second end with it is described
The output end of current transformer is electrically connected；
The voltage output indicator light is electrically connected with the output end of the current transformer.
Optionally, the working region is additionally provided with three-phase electricity flow table and DMX indicator light；
The three-phase electricity flow table is electrically connected with the output end of the current transformer；
DMX indicator light is electrically connected with the processing module.
Optionally, the long-range control direct power cabinet further include: at least two buttons, at least two buttons setting
On the working region, the power supply is connected for the long-range control direct power cabinet in first button, and second
The button turns off the power supply for the long-range control direct power cabinet, at least two button respectively with the three-phase
The input terminal of general supply breaker connects, to realize the key interlock function of the three-phase general supply breaker.
Optionally, the long-range control direct power cabinet further include: mounting seat is the cabinet body in the second surface
Bottom surface when, the mounting seat is provided with the rectangular entrance hole；
The mounting seat includes first connecting portion and second connecting portion, and the first connecting portion and the cabinet body are detachable
It is fixedly connected, the second connecting portion quadrangle is provided with supporting element.
In terms of existing technologies, beneficial effect provided by the utility model includes: in remotely control direct power cabinet
In be provided with DMX communication module and processing module, to realize the function of intelligent remote control direct power cabinet, and then make remotely to control
Control equipment is capable of the function that opens or closes of the three-phase general supply breaker of intelligent remote control direct power cabinet, and then substitution biography
System power cabinet needs manual hand manipulation to open or close three-phase general supply breaker.
To enable the above objects, features, and advantages of the utility model to be clearer and more comprehensible, be cited below particularly the utility model compared with
Good embodiment, and cooperate appended attached drawing, it is described in detail below.
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 appreciated 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 circuit structure block diagram of long-range control direct power cabinet provided by the embodiment of the utility model.
Fig. 2 is the circuit diagram of long-range control direct power cabinet provided by the embodiment of the utility model.
Fig. 3 is the first outside drawing of long-range control direct power cabinet provided by the embodiment of the utility model.
Fig. 4 is the second outside drawing of long-range control direct power cabinet provided by the embodiment of the utility model.
Fig. 5 is the mounting seat specification figure of long-range control direct power cabinet provided by the embodiment of the utility model.
Icon: 100-DMX communication module；200- darlington amplifying circuit；300- photoelectric isolating circuit；400- relay；
500- single-phase circuit breaker；530- three-phase general supply breaker；550- current transformer；600- out-put supply terminals；700- electricity
Flow sample circuit；800- breaker decision circuitry；900- analog to digital conversion circuit；1000- processing module.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe.Obviously, described embodiment is only a part of the embodiment of the utility model, rather than all
Embodiment.The component of the utility model embodiment being usually described and illustrated herein in the accompanying drawings can be matched with a variety of different
It sets to arrange and design.
Therefore, requirement is not intended to limit to the detailed description of the embodiments of the present invention provided in the accompanying drawings below
The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Reality based on the utility model
Apply example, those skilled in the art's every other embodiment obtained without making creative work belongs to
The range of the utility model protection.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the present invention, it should be noted that term " in ", "upper", "lower", "horizontal", "inner", "outside"
The orientation or positional relationship of equal instructions is to be based on the orientation or positional relationship shown in the drawings or the utility model product uses
When the orientation or positional relationship usually put, be merely for convenience of describing the present invention and simplifying the description, rather than indicate or
It implies that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as
Limitations of the present invention.In addition, term " first ", " second " etc. be only used for distinguish description, and should not be understood as instruction or
Imply relative importance.
In addition, the terms such as term "horizontal", "vertical" are not offered as requiring component abswolute level or pendency, but can be slightly
Low dip.It is not to indicate that the structure has been had to if "horizontal" only refers to that its direction is more horizontal with respect to for "vertical"
It is complete horizontal, but can be slightly tilted.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is set
Set ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection.It can be mechanical connection, be also possible to be electrically connected.It can be directly connected, the indirect phase of intermediary can also be passed through
Even, it can be the connection inside two elements.For the ordinary skill in the art, can be understood with concrete condition above-mentioned
The concrete meaning of term in the present invention.
With reference to the accompanying drawing, it elaborates to some embodiments of the utility model.In the absence of conflict, under
The feature in embodiment and embodiment stated can be combined with each other.
It please refers to shown in Fig. 1 and Fig. 2, Fig. 1 is the electricity of long-range control direct power cabinet provided by the embodiment of the utility model
Line structure block diagram.Represent different meanings using three kinds of arrow logos in Fig. 1: the first arrow logo indicates as four-headed arrow
Communication connection；Second of arrow logo is expressed as unidirectional hollow arrow, indicates each circuit knot in long-range control direct power cabinet
Signal flow between structure；The third arrow logo is unidirectional filled arrows, indicates that the external power supply of access is straight in long-range control
Electrical flow direction in logical power cabinet.
Fig. 2 is the circuit diagram of long-range control direct power cabinet provided by the embodiment of the utility model.It is long-range shown in Fig. 2
Control the type of 96 tunnel branch of direct power Gui Wei, and the model ZT2000 of the long-range control direct power cabinet.This is practical new
The long-range control direct power cabinet that type embodiment provides is powered using 380V three phase mains route.Correspondingly, the long-range control is straight
Three-phase output loop has can be set in energization source, and each phase output loop can have multiple-channel output circuit.Wherein, each phase output
Single-phase circuit breaker 500 and out-put supply terminals 600 are provided in circuit, further out-put supply terminals 600 can be
32A out-put supply terminals 600.
Specifically, three phase mains route is electrically connected with the input terminal of three-phase general supply breaker 530, three-phase general supply is disconnected
The input terminal electricity of the current transformer 550 of the output end of road device 530 and three electric informations for measuring three phase mains route
Connection.Each 550 input terminal of current transformer is also electrically connected with each phase output loop respectively, and each current transformer 550 is defeated
Outlet is electrically connected with voltage change-over switch and three-phase electricity flow table.The input terminal of single-phase circuit breaker 500 and current transformer 550
Input terminal electrical connection, the output end of single-phase circuit breaker 500 are electrically connected with 32A out-put supply terminals 600.Each 32A output electricity
Source terminals 600 share a zero curve or the neutral conductor and each 32A out-put supply terminals 600 share a ground wire.
Long-range control direct power cabinet provided by the embodiment of the utility model includes: cabinet body, and interior of the cabinet is provided with DMX
(Digital Multipiex, digital multiplex agreement) communication module 100, processing module 1000, relay drive circuit,
Relay 400 and three-phase general supply breaker 530；The input terminal of DMX communication module 100 and relay drive circuit respectively with
Processing module 1000 is electrically connected；DMX communication module 100 is also communicated to connect with remote control equipment；Relay drive circuit it is defeated
Outlet is connect with the input terminal of relay 400；The output end of relay 400 and the input terminal of three-phase general supply breaker 530 connect
It connects.
Intelligible, DMX communication module 100 is used to receive the remote control commands of remote control equipment transmission, processing
Module 1000 generates for responding remote control commands, and based on the remote control commands and exports control signal.
It is intelligible, in remotely control direct power cabinet, in the output end close to three-phase general supply breaker 530
Current transformer 550 is arranged in position, so that detecting instrument (such as voltmeter or ammeter) can pass through current transformer 550
The power quality of the external power supply of the long-range control direct power cabinet access of measurement.Wherein, external power supply can be 380V power supply line
Road.
Specifically, the DMX512 control protocol or Art-net control protocol or ACN network-control that pass through standard
Agreement (or can also be by the way of optical fiber transmission), it is straight-through to long-range control that remote control equipment sends remote control commands
Remote control commands are transferred to by the DMX communication module 100 of power cabinet after DMX communication module 100 receives remote control commands
Processing module 1000.Processing module 1000 responds remote control commands, and is generated according to remote control commands for controlling relay
The control signal of device 400, then the output of processing module 1000 control signal, control signal are put by darlington amplifying circuit 200
After big, the relay 400 of three-phase general supply breaker 530 can be drivingly connected or by control relay 400 to control
The three-phase general supply breaker 530 of the relay 400 connection, to realize that intelligent remote controls 400A or 630A large current interruption
Device, i.e. three-phase general supply breaker 530.Therefore three-phase general supply breaker 530 is also achieved to be exported according to processing module 1000
Control signal realize software aspects on interlock function, by interlock function change contact competition, reduce to the maximum extent
There is the case where faulty operation during performance.
Optionally, relay drive circuit includes: darlington amplifying circuit 200, and darlington amplifying circuit 200 is arranged in cabinet
In vivo, the input terminal of darlington amplifying circuit 200 is electrically connected with processing module 1000, and the darlington amplifying circuit 200 is used for
The control signal that enhanced processing module 1000 exports controls relay 400 so that the control signal can drive relay 400
On or off.
Optionally, long-range control direct power cabinet provided by the embodiment of the utility model further include: multiple single-phase circuit breakers
500 and multiple out-put supply terminals 600；Each 500 input terminal of single-phase circuit breaker and 530 output end of three-phase general supply breaker
Connection；Each 500 input terminal of single-phase circuit breaker is also connect with the output end of each relay 400；Each single-phase circuit breaker 500 is defeated
Outlet is connect with each out-put supply terminals 600.
Intelligible, single relay 400 has the single single-phase circuit breaker 500 to match.Processing module 1000 passes through
Darlington amplifying circuit 200 controls relay 400, thus realize that intelligent remote controls the 32A breaker protector of every primary Ioops,
That is single-phase circuit breaker 500.By taking 96 great distance process control direct power cabinets as an example, there are 96 single-phase circuit breakers 500 on 96 tunnels, to also have
96 and the matched relay 400 of single-phase circuit breaker 500.
Intelligible, each out-put supply terminals 600 are all disposed on the first surface of cabinet body (the first surface of cabinet body
Can be the back side of cabinet body), each out-put supply terminals 600 are electrically connected with corresponding 500 output end of single-phase circuit breaker, output
Supply terminals 600 is for providing power supply for the load equipment when being electrically connected with load equipment.
It is intelligible, by designing a kind of long-range control direct power cabinet, and set in remotely control direct power cabinet
DMX communication module 100 and processing module 1000 are set, to realize the function of intelligent remote control direct power cabinet, and then is made long-range
The three-phase general supply breaker 530 that control equipment is capable of intelligent remote control direct power cabinet opens or closes function, in turn
Substitution conventional power source cabinet needs manual hand manipulation to open or close three-phase general supply breaker 530.
Intelligent remote control function is specifically: by the DMX512 control protocol or Art-net control protocol of standard or
Person ACN Network Control Protocol (or can also be by the way of optical fiber transmission), remote control equipment can send long-range control
It instructs to DMX communication module 100；Processing module 1000 can also be sent by DMX communication module 100 to remote control equipment
Respond the feedback command of remote control commands.
Specifically, remote control equipment, which sends remote control commands, communicates mould to the DMX of long-range control direct power cabinet
Remote control commands are transferred to processing module 1000 after DMX communication module 100 receives remote control commands by block 100.Remote
After process control direct power cabinet responds remote control commands, processing module 1000 can generate expression response remote control commands
Feedback command, and feedback command is transferred to DMX communication module 100, so that DMX communication module 100 can be by feedback command
It is sent to remote control equipment.In other words, DMX communication module 100 and processing module 1000 can be realized to remote control commands
Detection function, i.e., realization signal testing function.Processing module 1000 can be MPU (microprocessor and memory protection location),
Processing module 1000 responds remote control commands, and generates the control for controlling relay 400 according to remote control commands and believe
Number, then the output of processing module 1000 control signal can drive after control signal is amplified by darlington amplifying circuit 200
The relay 400 of every primary Ioops or the relay 400 of the every primary Ioops of control.Therefore the intelligence of long-range control direct power cabinet is realized
Energy remote control function is opened and is closed to substitute the relay 400 that conventional power source cabinet needs manual hand manipulation that could complete
It is disconnected, it avoids because the case where faulty operation occurs in manual hand manipulation, and setting single-phase circuit breaker 500 is arranged as protection against electric shock
It applies.
Optionally, long-range control direct power cabinet provided by the embodiment of the utility model further include: photoelectric isolating circuit
300, photoelectric isolating circuit 300 is arranged in cabinet body, input terminal and the darlington amplifying circuit 200 of photoelectric isolating circuit 300
Output end electrical connection, the output end of photoelectric isolating circuit 300 are electrically connected with the input terminal of relay 400.
Intelligible, setting photoelectric isolating circuit 300 can be fully by long-range control provided by the embodiment of the utility model
The straight-through relationship of forceful electric power and light current inside direct power cabinet processed disconnects, to ensure that light current (control) circuit structure is not damaged by forceful electric power
It ruins, it is most important that according to the electricity of photoelectric isolating circuit 300-light-electricity signal output characteristics, the production of crosstalk can be prevented
It is raw, wherein crosstalk is the noise between two signal lines；In other words according to the signal output characteristics energy of photoelectric isolating circuit 300
Circuit is enough protected, the reliability of circuit is enhanced.Such as 96 great distance process control direct power cabinet in actual work, processing module
1000 can output a control signal to the relay 400 per branch all the way, therefore have the generation of crosstalk, and crosstalk will affect actual
Signal is controlled, or even allows control signal that control effect is not achieved.
Optionally, long-range control direct power cabinet provided by the embodiment of the utility model further include: multiple current sample electricity
Road 700, multiple current sampling circuits 700 are arranged in cabinet body, the input terminal of each current sampling circuit 700 and each output electricity
Source terminals 600 are electrically connected, and the output end of each current sampling circuit 700 is electrically connected with processing module 1000；Single current is adopted
Sample circuit 700 is used to detect the current value in single out-put supply terminals 600, and the current value is transferred to processing module
In 1000, so that processing module 1000 can judge according to the current value, the corresponding out-put supply terminals 600 of the current value
Whether connection load equipment is had.Intelligible, processing module 1000 can also judge that the current value is corresponding according to the current value
What out-put supply terminals 600 connected is resistive load equipment or non-resistive load equipment.
Specifically, being provided with current sensor in current sampling circuit 700, detected by current sensor corresponding
Current value in out-put supply terminals 600.By taking two out-put supply terminals 600 as an example, first out-put supply terminals
600 are not electrically connected load equipment, and first collected current value of current sampling circuit 700 is zero；Second out-put supply
Terminals 600 are electrically connected load equipment, and second current sampling circuit 700 can collect current value.
Optionally, long-range control direct power cabinet provided by the embodiment of the utility model further include: analog to digital conversion circuit
900, analog to digital conversion circuit 900 be arranged in cabinet body, the input terminal of analog to digital conversion circuit 900 respectively with each current sampling circuit
700 output end electrical connection, the output end of analog to digital conversion circuit 900 are electrically connected with processing module 1000.Analog to digital conversion circuit 900
It is said from physical significance and can be the circuit module being separately provided, also can integrate in processing module 1000.
Intelligible, current sampling circuit 700 is sampled obtained current value, i.e. analog signal by analog to digital conversion circuit 900,
It can be converted into digital signal, and by digital data transmission to processing module 1000, in order to which processing module 1000 is according to the number
Word signal is judged and is controlled.
Optionally, long-range control direct power cabinet provided by the embodiment of the utility model further include: breaker decision circuitry
800, breaker decision circuitry 800 is arranged in cabinet body, the input terminal of breaker decision circuitry 800 and multiple current samples electricity
The output end on road 700 is electrically connected, and the output end of breaker decision circuitry 800 is electrically connected with processing module 1000.It is intelligible,
Processing module 1000 has been internally integrated analog to digital conversion circuit 900.Intelligible, the output end of breaker decision circuitry 800 also can
It is enough to be electrically connected with the input terminal of analog to digital conversion circuit 900.
Specifically, breaker decision circuitry 800 can judge each single-phase open circuit according to each current sampling circuit 700
Device 500 is in the open state or is in close state, and exports feedback signal, and feedback signal passes through analog to digital conversion circuit
900 are transferred to processing module 1000, processing module 1000 based on the feedback signal in information, be capable of deciding whether according to long-range control
The remote control commands that control equipment is sent control corresponding relay 400, and then judge whether to complete remotely to control and open or close
Close relay 400.
It please continue to refer to Fig. 2, and combines shown in Fig. 3, Fig. 4 and Fig. 5, Fig. 3 is provided by the embodiment of the utility model remote
First outside drawing of process control direct power cabinet.Fig. 4 is long-range control direct power cabinet provided by the embodiment of the utility model
Second outside drawing.Fig. 5 is the mounting seat specification figure of long-range control direct power cabinet provided by the embodiment of the utility model.Fig. 2
Upper left hand corner section is expressed as three ammeters and a voltmeter.
Optionally, cabinet body includes: cabinet door, and cabinet door and cabinet body are rotatablely connected, and opposite with the first surface of cabinet body；Cabinet door is set
It sets for indicating remotely to control the working region of direct power cabinet use state and for the rectangle ventilation area of ventilation and heat；Its
In, working region is provided with handle；Cabinet door is additionally provided with cabinet door lock；The second surface of cabinet body is provided with rectangular entrance hole；Wherein,
Second surface is adjacent with first surface.
Specifically, the cabinet body of long-range control direct power cabinet provided by the embodiment of the utility model is cuboid, cabinet body
First surface, that is, cabinet body back side, the back side is provided with multiple source out-put supply terminals 600.Second surface, that is, cabinet of cabinet body
The bottom surface of body, bottom surface are provided with the rectangular inlet wire for accessing External cable (such as three-phase wire, the neutral conductor and protection ground wire)
Hole, entrance hole are also possible to circle.
Be provided with before cabinet body with cabinet body rotation connection cabinet door, when cabinet door is in close state, with cabinet body first
Surface (i.e. the back side of cabinet body) is opposite.In the open state, user can check the interior of long-range control direct power cabinet to cabinet door
Portion's structure, internal structure include the circuit structure of long-range control direct power cabinet.
It is intelligible, cabinet door lock is provided in cabinet door, user is by opening cabinet door lock to open cabinet door.For convenience
User opens cabinet door, is also provided with handle in the working region of cabinet door, and the color of handle is black, can be with the cabinet body shape of light color
At apparent comparison, while allowing user to learn that the position of handle and the handle of black allow user to feel beauty, user is also allowed
Think that handle is very thick and heavy reliable.
It is intelligible, since when using long-range control direct power cabinet, the long-range inside for controlling direct power cabinet can be produced
Heat amount, therefore setting is used for the rectangle ventilation area of ventilation and heat in cabinet door.It, can be convenient for remote by rectangle ventilation area
Process control direct power cabinet inside and extraneous air circulation.There are multiple through-holes in rectangle ventilation area, is realized by through-hole remote
Process control direct power cabinet inside and extraneous air circulation.And by the rectangle ventilating area for the reticular structure that multiple through-holes form
Domain can play the dust-proof effect of similar screen window, can also prevent some objects from entering inside long-range control direct power cabinet.
The planform of through-hole can be hexagon, octagon and circle etc..Through-hole can be structure easy to process and convenient for cleaning
Shape.The planform of multiple through-holes in rectangle ventilation area can also constitute plane pattern so that rectangle ventilation area and
Long-range control direct power cabinet is novel and beautiful.
Optionally, long-range control direct power cabinet provided by the embodiment of the utility model further include: current transformer 550,
Current transformer 550 is arranged in cabinet body, the input terminal of current transformer 550 and the output end of three-phase general supply breaker 530
Connection；Working region is additionally provided with voltmeter, voltage change-over switch and voltage output indicator light；Voltage change-over switch first end with
Voltmeter electrical connection, voltage change-over switch second end are electrically connected with the output end of current transformer 550；Voltage output indicator light with
The output end of current transformer 550 is electrically connected.
Specifically, the voltmeter, voltage change-over switch and the voltage output that are electrically connected by setting with current transformer 550
Indicator light.The power quality of the external power supply of long-range control direct power cabinet access is measured by voltmeter.Three-phase voltage is total to
It is shown with a voltmeter, passes through the voltage of specific each phase in voltage change-over switch artificially timesharing display three-phase voltage.
Also it may be selected that the voltmeter for showing each phase voltage respectively, without voltage change-over switch is arranged, do not need to lead to
Artificially timesharing is crossed to show.The quantity of voltage output indicator light is three, can indicate always electric by three-phase according to bright-dark degree
After source breaker 530, the state of three-phase voltage.
Optionally, working region is additionally provided with three-phase electricity flow table and DMX indicator light；Three-phase electricity flow table and current transformer
550 output end electrical connection；DMX indicator light is electrically connected with processing module 1000.
Specifically, the ammeter being electrically connected by setting with current transformer 550, can be measured long-range by ammeter
Control the power quality of direct power cabinet access.The quantity of three-phase electricity flow table can be three, and each ammeter is every for showing
The electric current of one phase；It is also possible to one, can shows the electric current of each phase respectively.
Intelligible, DMX indicator light can indicate DMX communication module 100 whether in normal working condition, thus table
Show whether be properly received the measured DMX512 control protocol of remote control equipment or Art-net control protocol or ACN
The processing module 1000 of remote control commands and long-range control direct power cabinet that Network Control Protocol is sent communicates mould by DMX
Whether block 100 is successfully transmitted the feedback command for indicating response remote control commands.Specifically, DMX indicator light is being in work
It can be to be always on state when state, can once be flashed in 6~10 seconds, it can also be as breath light from bright to dark
Gradually change, and different working conditions can be corresponded to by setting different flicker frequencies.DMX indicator light can be two-way
LED (light emitting diode), i.e., the LED of two reverse parallel connections.It is sent when DMX communication module 100 receives remote control equipment
When remote control commands, one of LED is lighted, when DMX communication module 100 sends feedback command to remote control equipment,
Two-way LED is reversed, that is, light another LED.
Optionally, long-range control direct power cabinet provided by the embodiment of the utility model further include: at least two buttons, until
Few two buttons are arranged on working region, and first button is used for the long-range control direct power cabinet turn-on power, and second
Button be used for the long-range control direct power cabinet power cutoff, at least two buttons respectively with three-phase general supply breaker 530
Input terminal connection, to realize the key interlock function of the three-phase general supply breaker 530.
Specifically, first button is identified as ON, second button is identified as OFF.Pressing first button
When, indicate that long-range control direct power cabinet connects external power supply；When pressing second button, long-range control direct power is indicated
Cabinet disconnects external power supply.It is formed by two buttons with three-phase general supply breaker 530 mechanical interlocked.By mechanical interlocked with before
Two kinds of interlocking techniques of the software interlocks stated, can reduce to the maximum extent and the case where faulty operation occur during performance.
Optionally, long-range control direct power cabinet provided by the embodiment of the utility model further include: mounting seat, second
When surface is the bottom surface of cabinet body, mounting seat is provided with rectangular entrance hole；Mounting seat includes first connecting portion and the second connection
Portion, first connecting portion are detachably fixed with cabinet body and connect, and second connecting portion quadrangle is provided with supporting element.
Intelligible, the shape of mounting seat can be cuboid, and mounting seat is provided with and cabinet floor entrance hole ruler
The very little through-hole to match, such as when cabinet floor entrance hole is rectangular entrance hole, inlet wire square hole is arranged in mounting seat.
Intelligible, mounting seat is capable of fixing the cabinet body of long-range control direct power cabinet, i.e. cabinet body and mounting seat
First connecting portion is detachably connected.The second connecting portion quadrangle of mounting seat is provided with supporting element, i.e., there are four solely for mounting seat
Vertical supporting element, and four supporting elements can adjust respective height by respective bolt, and mounting seat is enable to set
It sets on the different ground of height, so that it is different in height to guarantee that long-range control direct power cabinet can be arranged by mounting seat
Ground on.
In conclusion the utility model provides a kind of long-range control direct power cabinet, in remotely control direct power cabinet
DMX communication module 100 and processing module 1000 are set, to realize the function of intelligent remote control direct power cabinet, and then made remote
The three-phase general supply breaker 530 that program-controlled control equipment is capable of intelligent remote control direct power cabinet opens or closes function, into
And it substitutes conventional power source cabinet and manual hand manipulation is needed to open or close three-phase general supply breaker 530.And it is remotely controlling
Darlington amplifying circuit 200 is also set up in direct power cabinet, and processing module 1000 is enabled to pass through darlington amplifying circuit 200
Multiple relays 400 are controlled, the relay 400 that substitution conventional power source cabinet needs manual hand manipulation that could complete is opened and closed
It is disconnected.Multiple single-phase circuit breakers 500 also are set in remotely control direct power cabinet, are had by multiple single-phase circuit breakers 500
Overcurrent, short-circuit protection function, so as to ensure the circuit structure of long-range control direct power cabinet.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (9)
1. a kind of long-range control direct power cabinet characterized by comprising
Cabinet body, the interior of the cabinet are provided with DMX communication module, and processing module, relay drive circuit, relay and three-phase are total
Power circuit breaker；
The input terminal of the DMX communication module and the relay drive circuit is electrically connected with the processing module respectively；It is described
DMX communication module is also communicated to connect with remote control equipment；
The output end of the relay drive circuit is connect with the input terminal of the relay；
The output end of the relay is connect with the input terminal of the three-phase general supply breaker；
Photoelectric isolating circuit, the photoelectric isolating circuit are arranged in the cabinet body, the input terminal of the photoelectric isolating circuit with
The output end of the relay drive circuit is electrically connected, the input terminal of the output end of the photoelectric isolating circuit and the relay
Electrical connection.
2. long-range control direct power cabinet according to claim 1, which is characterized in that the long-range control direct power cabinet
Further include: multiple single-phase circuit breakers and multiple out-put supply terminals；
Each single-phase circuit breaker input terminal is connect with the three-phase general supply breaker output end；Each single-phase open circuit
Device input terminal is also connect with the output end of each relay；
Each single-phase circuit breaker output end is connect with each out-put supply terminals.
3. long-range control direct power cabinet according to claim 2, which is characterized in that the long-range control direct power cabinet
Further include:
Multiple current sampling circuits, the multiple current sampling circuit are arranged in the cabinet body, each current sample electricity
The input terminal on road is electrically connected with each out-put supply terminals, the output end of each current sampling circuit and the place
Manage module electrical connection.
4. long-range control direct power cabinet according to claim 3, which is characterized in that the long-range control direct power cabinet
Further include:
Breaker decision circuitry, the breaker decision circuitry are arranged in the cabinet body, the breaker decision circuitry it is defeated
Enter end to be electrically connected with the output end of the multiple current sampling circuit, the output end of the breaker decision circuitry and the processing
Module electrical connection.
5. long-range control direct power cabinet according to claim 1, which is characterized in that the cabinet body includes:
Cabinet door, the cabinet door and the cabinet body are rotatablely connected, and opposite with the first surface of the cabinet body；
The cabinet door setting is scattered for indicating the working region of the long-range control direct power cabinet use state and for divulging information
The rectangle ventilation area of heat；Wherein, the working region is provided with handle；
The cabinet door is additionally provided with cabinet door lock；
The second surface of the cabinet body is provided with rectangular entrance hole；Wherein, the second surface is adjacent with the first surface.
6. long-range control direct power cabinet according to claim 5, which is characterized in that the long-range control direct power cabinet
Further include: current transformer, the current transformer are arranged in the cabinet body, the input terminal of the current transformer with it is described
The output end of three-phase general supply breaker connects；
The working region is additionally provided with voltmeter, voltage change-over switch and voltage output indicator light；
The voltage change-over switch first end is electrically connected with the voltmeter, the voltage change-over switch second end and the electric current
The output end of mutual inductor is electrically connected；
The voltage output indicator light is electrically connected with the output end of the current transformer.
7. long-range control direct power cabinet according to claim 6, which is characterized in that the working region is additionally provided with three
Phase current table and DMX indicator light；
The three-phase electricity flow table is electrically connected with the output end of the current transformer；
DMX indicator light is electrically connected with the processing module.
8. long-range control direct power cabinet according to claim 5, which is characterized in that the long-range control direct power cabinet
Further include:
At least two buttons, at least two button are arranged on the working region, and first button is for described
The power supply is connected in long-range control direct power cabinet, and second button turns off institute for the long-range control direct power cabinet
Power supply is stated, at least two button is connect with the input terminal of the three-phase general supply breaker respectively, to realize the three-phase
The key interlock function of general supply breaker.
9. long-range control direct power cabinet according to claim 5, which is characterized in that the long-range control direct power cabinet
Further include:
Mounting seat, when the second surface is the bottom surface of the cabinet body, the mounting seat is provided with the rectangular inlet wire
Hole；
The mounting seat includes first connecting portion and second connecting portion, and the first connecting portion is detachably fixed with the cabinet body
Connection, the second connecting portion quadrangle is provided with supporting element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821951521.5U CN209402156U (en) | 2018-11-23 | 2018-11-23 | A kind of long-range control direct power cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821951521.5U CN209402156U (en) | 2018-11-23 | 2018-11-23 | A kind of long-range control direct power cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209402156U true CN209402156U (en) | 2019-09-17 |
Family
ID=67880728
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821951521.5U Active CN209402156U (en) | 2018-11-23 | 2018-11-23 | A kind of long-range control direct power cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209402156U (en) |
-
2018
- 2018-11-23 CN CN201821951521.5U patent/CN209402156U/en active Active
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