CN110661338A - Power distribution system and control method thereof - Google Patents
Power distribution system and control method thereof Download PDFInfo
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- CN110661338A CN110661338A CN201910894833.XA CN201910894833A CN110661338A CN 110661338 A CN110661338 A CN 110661338A CN 201910894833 A CN201910894833 A CN 201910894833A CN 110661338 A CN110661338 A CN 110661338A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/22—Power arrangements internal to the switch for operating the driving mechanism
- H01H3/26—Power arrangements internal to the switch for operating the driving mechanism using dynamo-electric motor
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Abstract
The embodiment of the application discloses a power distribution system and a power distribution control method, which are used for realizing the operation control of the closing or opening of circuit breakers in a plurality of circuit breakers arranged side by side. The power distribution system in the embodiment of the application comprises a plurality of circuit breakers arranged side by side, and the system further comprises a controller, a driver and an electric operating mechanism; the driver drives the electric operating mechanism to move to a target circuit breaker in the plurality of circuit breakers under the control of the controller; the electric operating mechanism performs a closing or opening operation on the target circuit breaker under the control of the controller. Compared with the prior art, need not to change the mounting means of original circuit breaker among a plurality of circuit breakers that set up side by side, only need carry out simple additional installation and reform transform and can realize the operation control to circuit breaker closure or disconnection among a plurality of circuit breakers that set up side by side.
Description
Technical Field
The application relates to the field of low-voltage power distribution, in particular to a power distribution system and a control method thereof.
Background
In current low-voltage distribution system, the circuit breaker that sets up side by side is often in the distribution facilities of multiple forms such as block terminal, switch board, block terminal to wherein the comparatively simple block terminal of structure is for example, as shown in fig. 1, there are a plurality of circuit breakers 102 that set up side by side in block terminal 101, each circuit breaker 102 is used for controlling the break-make of the circuit at the load place that connects separately, the control of its break-make is realized through manual operation, common circuit breaker 102 has moulded case circuit breaker and miniature circuit breaker in the low-voltage distribution field.
In order to realize the remote control of the circuit breaker, in the prior art, the remote control is generally realized by additionally installing an electric operating mechanism on the circuit breaker, as shown in fig. 2 and fig. 3, the structure schematic diagrams of additionally installing the electric operating mechanism 103 on the molded case circuit breaker 202 and the miniature circuit breaker 302 are respectively shown, that is, each molded case circuit breaker 202 and the miniature circuit breaker 302 need to be fixedly connected with one electric operating mechanism 103 to realize the remote control of the circuit breaker.
However, as shown in fig. 4, because electric operating mechanism occupies certain physical space, the circuit breaker 104 that installs electric operating mechanism additional inevitably needs to occupy more space, but the space in the distribution box 101 is certain, lead to comparing with original distribution box 101, only can assemble less circuit breaker 104 that installs electric operating mechanism additional in the distribution box 101 after installing additional, and the reduction of the circuit breaker 104 that installs electric operating mechanism additional means also need reform transform original interconnecting link, in addition, if need keep the same quantity of circuit breaker 104 that installs electric operating mechanism additional then need bigger installation space, make the repacking work too loaded down with trivial details.
Disclosure of Invention
The embodiment of the application provides a power distribution system and a power distribution control method, which are used for realizing the operation control of the closing or opening of circuit breakers in a plurality of circuit breakers arranged side by side.
The first aspect of the embodiments of the present application provides a power distribution system, the system includes a plurality of preset circuit breakers arranged side by side, and based on this, the system further includes a controller, a driver and an electric operating mechanism, the controller is used for controlling the operations of the driver and the electric operating mechanism respectively, specifically, the driver can drive the electric operating mechanism to move to one or more designated target circuit breakers in the plurality of circuit breakers arranged side by side in the distribution box according to a control signal provided by the controller under the control of the controller, wherein the target circuit breaker is connected to a load circuit, there is a component for controlling the on-off of the load circuit, and here, driving the electric operating mechanism to move to a position where the electric operating mechanism moves to approach the component; then, the electric operating mechanism operates the component according to a control signal provided by the controller under the control of the controller so as to realize the closing or opening operation of the target circuit breaker.
In this embodiment, a plurality of circuit breakers that set up side by side can be installed in the distribution facilities of multiple forms such as block terminal, switch board, block terminal, use the block terminal to explain as an example in this embodiment, wherein, additional setting controller on the block terminal, driver and electric operating mechanism, thereby, after driving electric operating mechanism and removing to the target circuit breaker through controller control driver, further use controller control electric operating mechanism to carry out closure or disconnection operation to the target circuit breaker, consequently, compare with prior art, need not to change the mounting means of original circuit breaker in the block terminal, only need to carry out simple additional transformation to the block terminal and can realize the operation control to circuit breaker closure or disconnection in the block terminal.
In addition, in this embodiment, for the controller, the control instruction may be obtained in a manner of receiving a transmission from another terminal through wired/wireless, short-range/remote communication, or in a manner of being generated by the controller itself, and the controller may generate a corresponding control signal according to the control instruction to implement control over the driver and the electric operating mechanism, so that convenience in controlling the closing or opening operation of the circuit breaker in the distribution box may be achieved.
Based on the first aspect of the embodiments of the present application, in a first implementation manner of the first aspect of the embodiments of the present application, in a distribution box, a plurality of circuit breakers arranged side by side are generally fixed on one side of the distribution box, and when an external reserved space on the side of the distribution box is large, a driver may be arranged on the distribution box on one side of the distribution box near the plurality of circuit breakers, for example, may be directly arranged right in front of the plurality of circuit breakers arranged side by side, so as to implement adaptation to the application scenario.
Based on the first aspect of the embodiments of the present application, in a second implementation manner of the first aspect of the embodiments of the present application, in the distribution box, a plurality of circuit breakers arranged side by side are generally fixed on one side of the distribution box, and when the external reserved space on the side of the distribution box is small, the driver may be arranged on the distribution box on one side of the distribution box away from the plurality of circuit breakers, which is located on the distribution box, for example, may be arranged above or below the plurality of circuit breakers arranged side by side, so as to implement adaptation to the application scenario.
Based on the first aspect of the embodiment of the present application, the first implementation manner and the second implementation manner of the first aspect of the embodiment of the present application, in the third implementation manner of the first aspect of the embodiment of the present application, the number of the plurality of circuit breakers in the distribution box may be greater than the number of the electric operating mechanisms.
In this embodiment, utilize the controller to control driver drive less quantity electric operating mechanism and remove appointed target circuit breaker among more circuit breakers and further control the closing/opening operation of target circuit breaker, also can realize the control to more quantity circuit breaker promptly through the setting of less quantity electric operating mechanism, compare with the mode that circuit breaker and electric operating mechanism pair one by one among the prior art, can reduce electric operating mechanism's the quantity that sets up, save the cost.
Based on the third implementation manner of the first aspect of the embodiment of the present application, in the fourth implementation manner of the first aspect of the embodiment of the present application, the number of the electric operating mechanisms may be set to 1.
In this embodiment, when a plurality of circuit breakers need to be closed/opened, only one electric operating mechanism can be arranged, and the controller can control the driver and the electric operating mechanism for a plurality of times, so that the cost can be further saved.
Based on the first aspect of the embodiment of the present application and the first implementation manner to the fourth implementation manner of the first aspect of the embodiment of the present application, in the fifth implementation manner of the first aspect of the embodiment of the present application, the driver may include a guide rail, and further, the electric operating mechanism is disposed on the guide rail, so that the driver drives the electric operating mechanism to move by way of rotation of the guide rail.
In this embodiment, the driver can be implemented by driving the guide rail with relatively high cost performance, which is relatively easy to implement the moving positioning control.
Based on the fifth implementation manner of the first aspect of the embodiment of the present application, in the sixth implementation manner of the first aspect of the embodiment of the present application, the driver further includes a slider, the slider is fixedly connected to the electric operating mechanism, and the slider is disposed on the guide rail and is slidable, so that the driver can drive the slider to move on the guide rail to implement the operation of moving the electric operating mechanism.
In this embodiment, the slider and the electric operating mechanism are fixed to each other, wherein the slider is slidably disposed on the guide rail, and compared to a mode in which the electric operating mechanism is directly fixed to the guide rail, the slider is used as a connecting medium between the electric operating mechanism and the guide rail, so that the electric operating mechanism can move on the guide rail more easily.
Based on the fifth implementation manner and the sixth implementation manner of the first aspect of the embodiment of the present application, in the seventh implementation manner of the first aspect of the embodiment of the present application, the driver may further include a motor connected to the guide rail, that is, the driver drives the guide rail to rotate through the motor, and then drives the electric operating mechanism disposed on the guide rail to move.
In this embodiment, the operation of the precise movement of the electric operating mechanism can be further optimized by the setting of the motor.
Based on the first aspect of the embodiment of the present application and the first to seventh implementation manners of the first aspect of the embodiment of the present application, in an eighth implementation manner of the first aspect of the embodiment of the present application, a moving route of the driver driving the electric operating mechanism may be parallel to a direction of the circuit breakers arranged side by side.
In this embodiment, the movement path of the electric operating mechanism is limited to be parallel to the direction of the breakers arranged side by side, that is, the movement path of the electric operating mechanism only needs to be in the one-dimensional direction of the breakers arranged side by side, so that the movement control of the electric operating mechanism is simpler.
Based on the first aspect of the embodiment of the present application, the first to eighth implementation manners of the first aspect of the embodiment of the present application, in the ninth implementation manner of the first aspect of the embodiment of the present application, there are a plurality of circuit breakers disposed side by side in the distribution box, each circuit breaker includes a target circuit breaker and a handle for operating respective closing or opening, at this time, the electric operating mechanism may include a paddle, so that the controller may cause the target circuit breaker to perform closing or opening operation by controlling the paddle to toggle the handle.
Based on the first aspect of the embodiment of the present application and the first to ninth implementation manners of the first aspect of the embodiment of the present application, in the tenth implementation manner of the first aspect of the embodiment of the present application, the distribution box further includes an operation panel, and the plurality of circuit breakers may be disposed on the operation panel.
Based on the first aspect of the embodiment of the present application and the first to tenth implementation manners of the first aspect of the embodiment of the present application, the eleventh implementation manner of the first aspect of the embodiment of the present application may further include a spring resetting module in the electric operating mechanism, where the spring resetting module is configured to reset the dial in the electric operating mechanism after the controller controls the dial of the electric operating mechanism to be toggled, so as to facilitate next use of the electric operating mechanism.
Based on the first aspect of the embodiment of the present application and the first to eleventh implementation manners of the first aspect of the embodiment of the present application, in the twelfth implementation manner of the first aspect of the embodiment of the present application, the power distribution system may further include a position sensor.
In this embodiment, a position sensor may be specifically built in the electric operating mechanism, and the current position of the electric operating mechanism is identified by the position sensor for assisting the control of the controller, so that the controller controls the movement of the electric operating mechanism more accurately.
Based on the first aspect of the embodiment of the present application and the first to twelfth implementation manners of the first aspect of the embodiment of the present application, in a thirteenth implementation manner of the first aspect of the embodiment of the present application, the motor may include a positioning device.
In this embodiment, a positioning device may be specifically built in the motor, and the current position of the electric operating mechanism is identified by the positioning device for assisting the control of the controller, so that the controller controls the movement of the electric operating mechanism more accurately.
A second aspect of the embodiments of the present application provides a power distribution control method, which is applied to a plurality of circuit breakers arranged side by side, and the control method specifically includes: the controller can acquire a control instruction for the circuit breaker in the plurality of circuit breakers in a wired/wireless, short-range/remote communication mode, and specifically can include an identification code of a target circuit breaker needing to be operated in the plurality of circuit breakers in the control instruction; thereafter, the controller may determine a target position of the designated target circuit breaker among the plurality of circuit breakers in the distribution box based on the identification code of the circuit breaker; the controller controls the driver to drive the electric operating mechanism to move to the target position, and after the controller determines that the electric operating mechanism moves to the target position, the controller may control the electric operating mechanism to perform a closing or opening operation on the target circuit breaker.
In this embodiment, the controller can determine the target position of appointed target circuit breaker in a plurality of circuit breakers in the block terminal according to the identification code of circuit breaker, then controller control driver drive electric operating mechanism moves to the target position, and after the controller confirms that electric operating mechanism moves to the target position, the controller can control electric operating mechanism to carry out the closure or the disconnection operation to target circuit breaker, compare with the mode that circuit breaker and electric operating mechanism pair one by one among the prior art and realize control, need not to change the mounting means of the original circuit breaker among a plurality of circuit breakers, only need the operation of controller to realize the operation control of appointing circuit breaker closure or disconnection among a plurality of circuit breakers.
Based on the second aspect of the embodiment of the present application, in a first implementation manner of the second aspect of the embodiment of the present application, the electric operating mechanism may include a paddle, so that the controlling, by the controller, the electric operating mechanism to perform the closing or opening operation specifically may include: the controller can realize the closing or opening operation of the target circuit breaker only by controlling the poking of the poking piece.
Based on the first implementation manner of the second aspect of the embodiment of the present application, in the second implementation manner of the second aspect of the embodiment of the present application, after the controller controls the toggling of the toggle piece to perform the closing or opening operation, the method may further include: the controller controls the shifting piece to reset. Wherein, the controller can be after control electric operating mechanism's plectrum is stirred for the plectrum among the electric operating mechanism resets, makes things convenient for this electric operating mechanism's next use.
Based on the second aspect of the embodiment of the present application and the first implementation manner to the second implementation manner of the second aspect of the embodiment of the present application, in a third implementation manner of the second aspect of the embodiment of the present application, the controlling, by the controller, the electric operating mechanism to perform the closing or opening operation includes: the controller acquires a timing execution signal, and then the controller controls the electric operating mechanism to execute timing closing or timing opening operation according to the timing execution signal. That is, the timing closing or timing opening operation of the electric operating mechanism can be realized by the timing operating signal, and the control of the circuit breaker is further optimized.
Based on the second aspect of the embodiment of the present application and the first implementation manner to the third implementation manner of the second aspect of the embodiment of the present application, in a fourth implementation manner of the second aspect of the embodiment of the present application, the driver may specifically include a motor, a guide rail, and a slider fixed to the electric operating mechanism, so that the controller controls the driver to drive the electric operating mechanism to move to the target position specifically includes: the controller firstly determines the moving distance according to the target position and the current position of the electric operating mechanism, then determines the number of turns of the motor according to the moving distance, and finally drives the sliding block to move on the guide rail in a mode of controlling the motor to rotate according to the number of turns of the motor so that the electric operating mechanism moves to the target circuit breaker.
In this embodiment, the operation of the precise movement of the electric operating mechanism can be further optimized by controlling the motor drive.
Based on the second aspect of the embodiment of the present application and the first implementation manner to the fourth implementation manner of the second aspect of the embodiment of the present application, in a fifth implementation manner of the second aspect of the embodiment of the present application, the power distribution system further includes a position sensor, and before the controller determines the moving distance according to the target position and the current position of the electric operating mechanism, the method may further include: the controller determines the current position of the electric operating mechanism through the position sensor.
In this embodiment, the controller acquires the current position of the electric operating mechanism through the position sensor, and then the auxiliary controller determines the movement distance of the electric operating mechanism, so that the controller controls the movement of the electric operating mechanism more accurately.
Based on the second aspect of the embodiment of the present application and the first implementation manner to the fifth implementation manner of the second aspect of the embodiment of the present application, in a sixth implementation manner of the second aspect of the embodiment of the present application, the motor may include a positioning device, and before the controller determines the moving distance according to the target position and the current position of the electric operating mechanism, the method further includes: the controller determines the current position of the electric operating mechanism through the positioning device.
In this embodiment, the controller obtains the current position of the electric operating mechanism through the positioning device, and then the auxiliary controller determines the movement distance of driving the electric operating mechanism, so that the controller controls the movement of the electric operating mechanism more accurately.
A third aspect of the embodiments of the present application provides a controller having a function of implementing the method according to the second aspect or any one of the possible implementation manners of the second aspect. The function can be realized by hardware, and can also be realized by executing corresponding software by hardware. The hardware or software includes one or more modules corresponding to the above functions, such as: the device comprises an acquisition unit, a determination unit and a control unit.
A fourth aspect of the embodiments of the present application provides a controller, which includes at least one processor, a memory, a communication port, and computer-executable instructions stored in the memory and executable on the processor, wherein when the computer-executable instructions are executed by the processor, the processor performs the method according to any one of the possible implementations of the second aspect or the second aspect.
A fifth aspect of embodiments of the present application provides a computer-readable storage medium storing one or more computer-executable instructions, which, when executed by a processor, perform a method according to any one of the possible implementations of the second aspect or the second aspect.
A sixth aspect of embodiments of the present application provides a computer program product storing one or more computer executable instructions, which when executed by a processor, perform the method of any one of the second aspect or the second possible implementation manner.
A seventh aspect of the present application provides a chip system, where the chip system includes a processor, configured to support a controller to implement the functions related to the second aspect or any one of the possible implementations of the second aspect. In one possible design, the system-on-chip may also include a memory, storage, for storing necessary program instructions and data. The chip system may be constituted by a chip, or may include a chip and other discrete devices.
For technical effects brought by any one of the possible implementation manners of the third aspect to the seventh aspect, reference may be made to the technical effects brought by the different possible implementation manners of the second aspect or the second aspect, and details are not described here again.
According to the technical scheme, the embodiment of the application has the following advantages: in this embodiment, the power distribution system includes a plurality of circuit breakers arranged side by side, and the system further includes a controller, a driver, and an electric operating mechanism; the controller is used for controlling the driver to drive the electric operating mechanism to move to a target circuit breaker in the plurality of circuit breakers, and then controlling the electric operating mechanism to perform closing or opening operation on the target circuit breaker. Wherein, can pass through controller control the driver drive electric operating mechanism moves to behind the target circuit breaker, control electric operating mechanism is right the closed or the disconnection operation of target circuit breaker execution, consequently, compare with prior art, need not to change the mounting means of the original circuit breaker in a plurality of circuit breakers, only need carry out simple additional installation transformation and can realize the operation control to the circuit breaker closure or disconnection in the block terminal.
Drawings
FIG. 1 is one embodiment of a prior art distribution box;
figure 2 is one embodiment of a prior art circuit breaker;
figure 3 is another embodiment of a prior art circuit breaker;
FIG. 4 is another embodiment of a prior art distribution box;
FIG. 5 illustrates an embodiment of a power distribution system according to an embodiment of the present application;
FIG. 6 is another embodiment of a power distribution system in accordance with embodiments of the present application;
FIG. 7 is another embodiment of a power distribution system in accordance with embodiments of the present application;
FIG. 8 is another embodiment of a power distribution system in accordance with embodiments of the present application;
FIG. 9 is another embodiment of a power distribution system in accordance with embodiments of the present application;
FIG. 10 is another embodiment of a power distribution system in accordance with embodiments of the present application;
FIG. 11 is another embodiment of a power distribution system in accordance with embodiments of the present application;
FIG. 12 illustrates an embodiment of a power distribution control method in accordance with an embodiment of the present application;
FIG. 13 is an embodiment of a controller in an embodiment of the present application;
fig. 14 is another embodiment of a controller according to an embodiment of the present application.
Detailed Description
The embodiment of the application provides a power distribution system and a power distribution control method, which are used for realizing the operation control of the closing or opening of circuit breakers in a plurality of circuit breakers arranged side by side.
In current low-voltage distribution system, the circuit breaker that sets up side by side is often in facilities such as block terminal, switch board, block terminal to wherein the comparatively simple block terminal of structure is exemplified, as shown in fig. 1, there are a plurality of circuit breakers 102 that set up side by side in block terminal 101, each circuit breaker 102 is used for controlling the break-make of the circuit at the load place that connects separately, the control of its break-make generally is realized through manual operation, common circuit breaker 102 has moulded case circuit breaker and miniature circuit breaker in the low-voltage distribution field. In order to realize the remote control of the circuit breaker, in the prior art, the remote control is generally realized by additionally installing an electric operating mechanism on the circuit breaker, as shown in fig. 2 and fig. 3, the structure schematic diagrams of additionally installing the electric operating mechanism 103 on the molded case circuit breaker 202 and the miniature circuit breaker 302 are respectively shown, that is, each molded case circuit breaker 202 and the miniature circuit breaker 302 need to be fixedly connected with one electric operating mechanism 103 to realize the remote control of the circuit breaker.
However, as shown in fig. 4, because electric operating mechanism occupies certain physical space, the circuit breaker 104 that installs electric operating mechanism additional inevitably needs to occupy more spaces, but the space in the distribution box 101 is certain, lead to comparing with original distribution box 101, only can assemble less circuit breaker 104 that installs electric operating mechanism additional in the distribution box 101 after installing additional, and the reduction of the circuit breaker 104 that installs electric operating mechanism additional means also need reform transform original interconnecting link, if need keep the same quantity of installing electric operating mechanism additional circuit breaker 104 then need bigger installation space, lead to the repacking work excessively loaded down with trivial details, make the repacking work excessively loaded down with trivial details. Therefore, the application provides a power distribution system, compares with prior art, need not to change original circuit breaker in the block terminal, only need to carry out simple additional installation transformation to the block terminal and can realize the operation control to block terminal circuit breaker closure or disconnection.
A power distribution system in the embodiment of the present application will be specifically described below, wherein a plurality of circuit breakers arranged side by side may exist in a power distribution facility in various forms such as a power distribution box, a power distribution cabinet, a power distribution box, and the like, and the embodiment and the following embodiments are described only by taking the power distribution box as an example.
Referring to fig. 5, in an embodiment of the present application, a power distribution system specifically includes:
For convenience of description, in this embodiment and subsequent embodiments, several components of the electric operating mechanism 22, the controller 23 and the driver 21 may be exemplarily combined to be described as the electric operating mechanism assembly 2, and in the implementation process of the solution, several components of the electric operating mechanism 22, the controller 23 and the driver 21 may also be separately installed and operated, or any two of them may be implemented in combination, which is not limited herein.
The schematic diagram of the electric operating mechanism assembly 2 is shown in fig. 6, and the electric operating mechanism assembly 2 specifically includes an electric operating mechanism 22, a controller 23, and a driver 21, where the driver 21 and the electric operating mechanism 22 are connected to each other for driving the electric operating mechanism 22 to move. As shown in fig. 5 and 6, a specific driving process may include the driver 21 driving the electric operating mechanism 22 to move towards the circuit breaker 12 in the distribution box 1 under the control of the controller 23, after the electric operating mechanism 22 reaches a target circuit breaker of a plurality of circuit breakers 12 arranged side by side, wherein the target circuit breaker is connected with a load circuit, which has a component for controlling the on-off of the load circuit, and here, driving the electric operating mechanism to move to the target circuit breaker may be driving the electric operating mechanism to move to a position close to the component; then, the electric operating mechanism operates the component according to a control signal provided by the controller under the control of the controller so as to realize the closing or opening operation of the target circuit breaker.
In this embodiment, can control driver 21 drive electric operating mechanism 22 through controller 23 and remove after circuit breaker 12, this controller 23 control electric operating mechanism 22 carries out closure or disconnection operation to the target circuit breaker, consequently, compared with the prior art, need not to change the mounting means of original circuit breaker 12 in distribution box 1, only need carry out simple additional installation transformation to distribution box 1 and can realize the operation control to circuit breaker 12 closure or disconnection in distribution box 1, to operating personnel, the loaded down with trivial details work of the transformation process of circuit breaker in the distribution box has significantly reduced, and the work efficiency is promoted.
In addition, the electric operating mechanism assembly 2 in this embodiment may further include a housing 24 for fixing various components, wherein the controller 23 may be integrated into the bottom of the housing 24 similar to that shown in fig. 6, or may be integrated into the electric operating mechanism 22, which is not limited herein. In addition, the controller 23 may receive an external control signal through wired or wireless communication, and in practical application of the scheme, the controller may further include a processor for generating a control signal by itself and then controlling the electric operating mechanism 22 and the driver 21 through the control signal, respectively, as a preferred embodiment, the control signal may further include a timing instruction, and the controller 23 may operate according to the timing instruction to cause the circuit breaker 12 to perform a timed closing operation or a timed opening operation.
In the embodiment of the present application, the electric operating mechanism assembly 2 may be correspondingly configured according to different structures of the distribution box 1, for example, the distribution box 1 may be a relatively general distribution box with an upper wire, a lower wire, or a rear wire as shown in fig. 7, that is, fig. 5 corresponds to the embodiment without the illustration of the housing 24 in the electric operating mechanism assembly 2, in practical applications, as can be seen from the drawing, there may be other stacked components above and/or below the distribution box 1, therefore, an operating panel 11 may be provided in the distribution box 1, the electric operating mechanism assembly 2 may be integrally disposed on one side close to the direction of the circuit breaker 12 on the operating panel 11, for the embodiment, the operating panel 11 is not necessary, and the electric operating mechanism assembly 2 may also be fixed at other parts of the distribution box 1. For convenience of operation, the electric operating mechanism 22 may be directly disposed in front of the circuit breakers 12, so that the electric operating mechanism is controlled to move left and right along the circuit breakers 12 disposed side by side.
Furthermore, the distribution box 1 may also be a distribution box 1 composed of a front-end outgoing type circuit breaker as shown in fig. 8, and this design is a new application, and is now used in some individual industries, for example, in a communication power supply system, and the space reserved in front of the circuit breaker 12 is generally small, so that the electric operating mechanism 2 may be disposed on the other side of the direction away from the circuit breaker 12, such as above the distribution box 1 in the drawing, or may be disposed below the distribution box 1 in practical applications or in other directions. In addition, for the convenience of subsequent operations, only the driver 21 in the electric operating mechanism 2 may be disposed at a side far away from the circuit breaker 12, and the electric operating mechanism 22 may be disposed above or below the circuit breaker 12, so that the electric operating mechanism 22 can control the on-off process of the circuit breaker 12, and similar to the mechanism of fig. 7, only the electric operating mechanism 22 needs to be controlled to move left and right along the circuit breakers 12 disposed side by side for positioning.
In the embodiment of the present application, in the above-mentioned embodiment and the following embodiments, the number of the electric operating mechanisms 22 is not limited, and obviously, in general, the distribution box 1 includes a plurality of circuit breakers 12, and the electric operating mechanisms 22 need to be moved to a specified circuit breaker by driving of the driver 21, so in practical applications, if there is a need to simultaneously control on/off of at least two circuit breakers 21 in the distribution box, the control can be realized by at least two electric operating mechanisms 22 paired with the circuit breakers, and it is only necessary to set the number of the electric operating mechanisms 22 to be not more than the number of the circuit breakers 21. In addition, such application scenarios are rare, the number of the electric operating mechanisms 22 can be increased, but the cost problem is considered, the electric operating mechanisms are generally not used, because the loads corresponding to each circuit breaker 21 are different, the circuit breakers are generally not required to be turned off at the same time, and the difference between the loads in most scenarios is not influenced by several seconds or several tens of seconds, therefore, the number of the electric operating mechanisms can be set to 1, and the on-off control of at least two circuit breakers 21 can be realized through multiple operations.
In the embodiment of the present application, the driver 21 drives the electric operating mechanism 22 in various ways, for example, by means of a guide rail, a conveyor belt, a gear transmission, etc., in practical application of the solution, a solution of a guide rail with higher cost performance may be selected, for example, the guide rail may be a U-shaped guide rail, an O-shaped guide rail, a hollow guide rail, a screw guide rail, etc., which are commonly used in the related art, as a preferred embodiment, the present embodiment and the following embodiments are described by taking the guide rail 214 as a screw guide rail only as an example, and the following embodiments will be described by using specific examples.
Referring to fig. 9, the electric operating mechanism assembly 2 may include a driver 21, an electric operating mechanism 22, a controller 23, and a housing 24. Wherein the actuator may include a lead screw guide 214, the movement of the electric operating mechanism 22 being driven by the lead screw guide 214. Based on this, in order to control the precise positioning of the electric operating mechanism 22, the sliding block 211, the motor 212 and the gear set 213 may be additionally provided to control the movement of the electric operating mechanism 22, for example, the motor 212 may include a power module, and the motor 212 may also be externally connected with a power source, which is not limited herein. In this embodiment, in a static state, that is, when the controller 23 has not issued a control signal, the slider 211 on the lead screw guide rail 214 and the electric operating mechanism 22 of the circuit breaker are at a preset initial "zero point" position, the zero point position is generally set at two ends of the lead screw guide rail 214, or may be set at an arbitrary position point in the middle, which is not limited herein, and after the electric operating mechanism 22 operates the circuit breaker 12, the slider 211 may drive the electric operating mechanism 22 to return to the initial "zero point" position.
In addition, as a preferred embodiment, a position sensor may be further included in the electric operating mechanism assembly 2, the position sensor being used to determine whether the electric operating mechanism 22 reaches a specified target circuit breaker position, or to determine whether the electric operating mechanism 22 reaches a specified "zero" position, and may also be used for other position determinations, such as determining the target circuit breaker position among a plurality of circuit breakers, etc.
In this embodiment, based on the foregoing description of the position sensor, the position determination of the electric operating mechanism may specifically include two schemes: one is to provide a positioning device, such as a hall sensor, an encoder or other positioning devices, on the motor of the driver, and the positioning device can feed back to the controller the number of current motor rotations, which corresponds to the moving distance of the electric operating mechanism. In addition, the position sensor is added as the above-mentioned implementation manner, and the two schemes can be used only one of the two schemes, and can also be used together to make the position determination of the electric operating mechanism more accurate.
In addition, for the general distribution box 1, considering the issues of expandability and cost of the equipment, a small circuit breaker with a handle or a molded case circuit breaker is generally selected, that is, the circuit breaker is controlled to be switched on and off corresponding to the load by the poking of the handle, therefore, in order to match the operation of the handle, a corresponding poking piece can be arranged in the electric operating mechanism 22. Referring to fig. 10, the electric operating mechanism 22 may include a toggle piece 221, which can be toggled by a control signal of the controller 23, and when the electric operating mechanism 22 moves to a specific circuit breaker 12, the on/off of the circuit breaker 12 is controlled by toggling a handle on the circuit breaker 12. When the electric operating mechanism assembly 2 is combined with the distribution box 1, as shown in fig. 11, the circuit breaker 12 includes a handle 121, and the on/off control thereof can be realized by a paddle 221 in the electric operating mechanism 22, that is, the circuit breaker 12 performs the closing or opening operation. In the practical application process of the scheme, the poke sheet can be reset after the operation of the poke sheet so as to prepare for the next operation. The plectrum reset has two realization schemes, one is that the controller 23 controls the electric operating mechanism 22 to move reversely; alternatively, a spring return module (not shown) may be provided inside the electric operating mechanism 22, so that the spring return module can be adjusted in hardware configuration.
The power distribution system in the embodiment of the present application is described above, and a power distribution control process of the power distribution system will be described below from the perspective of the controller 23, wherein a plurality of circuit breakers arranged side by side may exist in power distribution facilities in various forms such as a power distribution box, a power distribution cabinet, a power distribution box, and the like, and the embodiment and the following embodiments are only described by taking the power distribution box as an example.
Referring to fig. 12, in an embodiment of the present application, a power distribution control method is applied to a power distribution system, where the power distribution system includes a plurality of circuit breakers arranged side by side, and the method includes:
1201. the method comprises the steps that a controller obtains a control instruction, wherein the control instruction comprises an identification code of a target circuit breaker;
in this embodiment, the controller may receive a control instruction of the user terminal through a wired/wireless, short-range/remote communication manner, or may obtain the control instruction according to another preset manner, for example, a monitoring module is added, the monitoring module is used to monitor the operation of the circuit breaker, and the controller generates the control instruction by itself when an abnormality is found, or may obtain the control instruction in another manner, which is not limited herein.
1202. The controller determines the target position of a target circuit breaker in a plurality of circuit breakers arranged side by side according to the identification code of the circuit breaker;
in this embodiment, the controller may determine a target position of the target circuit breaker among the plurality of circuit breakers arranged side by side in the distribution box according to the identifier code of the circuit breaker obtained in step 1201, as a preferred embodiment, the target position may be a number, coordinates, or other parameters of the target circuit breaker to indicate the target position, which is not limited herein.
1203. The controller controls the driver to drive the electric operating mechanism to move to the target position;
in this embodiment, the controller controls the actuator to drive the electric operating mechanism to move to the specified target position based on the target position determined in step 1202.
1204. When the electric operating mechanism is determined to move to the target position, the controller controls the electric operating mechanism to perform closing or opening operation.
In this embodiment, after determining that the electric operating mechanism moves to the target position, the controller controls the electric operating mechanism to perform the closing or opening operation according to the control command in step 1201.
In this embodiment, the controller can determine the target location of appointed target circuit breaker in a plurality of circuit breakers according to the identification code of circuit breaker, then controller control driver drive electric operating mechanism moves extremely target location, and after the controller confirms that electric operating mechanism moves to target location, the controller can control electric operating mechanism and carry out closure or disconnection operation to the target circuit breaker, compare with the mode that circuit breaker and electric operating mechanism pair one by one among the prior art and realize control, need not to change the mounting means of original circuit breaker among a plurality of circuit breakers that set up side by side, only need controlling of controller can realize the operation control of appointing circuit breaker closure or disconnection among a plurality of circuit breakers that set up side by side.
As a preferable scheme, the electric operating mechanism may include a dial, so that the step 1204 of controlling the electric operating mechanism to perform the closing or opening operation specifically includes:
the controller controls the poking of the poking piece in the electric operating mechanism to carry out closing or opening operation on the target circuit breaker.
Based on this, after the controller controls the toggle of the dial to perform the closing or opening operation in step 1204, the method may further include:
the controller controls the shifting piece in the electric operating mechanism to reset, wherein the controller can reset the shifting piece in the electric operating mechanism after the shifting piece controlling the electric operating mechanism is shifted, so that the next use of the electric operating mechanism is facilitated.
As a preferable scheme, the controller can also realize the timing control of the electric operating mechanism, and specifically, the step 1204 of controlling the electric operating mechanism to perform the closing or opening operation by the controller can include the following steps:
the controller acquires a timing execution signal;
the controller controls the electric operating mechanism to execute timing closing or timing opening operation according to the timing execution signal.
That is, the timing closing or timing opening operation of the electric operating mechanism can be realized by the timing operating signal, and the control of the circuit breaker is further optimized.
As a preferable scheme, in order to accurately move the electric operating mechanism to the target position, the electric operating mechanism may be controlled by a motor and a guide rail, specifically, the driver includes a motor, a guide rail and a slider fixed to the electric operating mechanism, and the step 1203, the controlling the driver to drive the electric operating mechanism to move to the target position specifically includes:
the controller determines a moving distance according to the target position and the current position of the electric operating mechanism;
the controller determines the number of rotation turns of the motor according to the moving distance;
the controller controls the motor to rotate according to the number of the rotation turns so as to drive the sliding block to move on the guide rail, so that the electric operating mechanism moves to the target circuit breaker.
In this embodiment, the operation of the precise movement of the electric operating mechanism can be optimized by controlling the motor drive.
As a preferred embodiment, the power distribution system further comprises a position sensor, and before the controller determines the movement distance based on the target position and the current position of the electric operating mechanism, the method further comprises:
the current position of the electric operating mechanism is determined by the position sensor.
In this embodiment, the current position of the electric operating mechanism is acquired through the position sensor, and then the auxiliary controller determines the movement distance for driving the electric operating mechanism, so that the controller controls the movement of the electric operating mechanism more accurately.
As a preferred embodiment, the motor may include a positioning device, and before the controller determines the moving distance based on the target position and the current position of the electric operating mechanism, the method further includes:
the current position of the electric operating mechanism is determined through the positioning device.
In this embodiment, based on the foregoing description of the position sensor, the position determination of the electric operating mechanism may specifically include two schemes: one is that the motor on the driver is provided with a Hall sensor or an encoder, which can feed back the number of current rotating turns of the motor to the controller, and the number of the rotating turns of the motor corresponds to the moving distance of the electric operating mechanism. In addition, the position sensor is added to the controller, and the two schemes can be used only one of the two schemes, or can be used together to make the position determination of the controller for the electric operating mechanism more accurate.
The above describes a power distribution control method implemented by a controller, and the controller provided in the embodiments of the present application is described below with reference to the accompanying drawings.
Referring to fig. 13, in an embodiment of the present application, a controller 1300 is provided for a power distribution system including a plurality of circuit breakers disposed side by side, the controller including:
an obtaining unit 1301, configured to obtain a control instruction, where the control instruction includes an identification code of a target circuit breaker;
the determining unit 1302 is configured to determine a target position of the target circuit breaker among the plurality of circuit breakers according to the identification code of the target circuit breaker;
a control unit 1303 for controlling the driver to drive the electric operating mechanism to move to the target position;
and the control unit 1303 is further used for controlling the electric operating mechanism to execute the closing or opening operation after determining that the electric operating mechanism moves to the target position.
In one possible implementation, the electric operating mechanism comprises a paddle, and the control unit 1303 is specifically configured to:
and controlling the poking of the poking piece to execute the closing or opening operation.
In one possible implementation, the control unit 1303 is further configured to:
and controlling the shifting piece to reset.
In a possible implementation manner, the control unit 1303 is specifically configured to:
acquiring a timing execution signal;
and controlling the electric operating mechanism to execute the timing closing or timing opening operation according to the timing execution signal.
In a possible implementation, the driver includes a motor, a guide rail and a slider fixed to the electric operating mechanism, and the control unit 1303 is specifically configured to:
determining a moving distance according to the target position and the current position of the electric operating mechanism;
determining the number of turns of the motor according to the moving distance;
and controlling the motor to rotate according to the number of the rotation turns to drive the sliding block to move on the guide rail, so that the electric operating mechanism moves to the target circuit breaker.
In a possible implementation, the power distribution system further includes a position sensor, and the determining unit 1302 is further configured to:
the current position of the electric operating mechanism is determined by the position sensor.
In a possible implementation, the motor includes a positioning controller, and the determining unit 1302 is further configured to:
the current position of the electric operating mechanism is determined by the positioning controller.
It should be noted that, for details of information interaction, execution process, and the like among the units of the controller 1300, reference may be made to the description in the foregoing method embodiments of the present application, and details are not described herein again.
Fig. 14 is a schematic diagram of a possible logic structure of the controller 1400 according to the above embodiments provided in the present application. The controller 1400 includes: a processor 1401, a communication port 1402, a memory 1403, and a bus 1404. The processor 1401, the communication port 1402, and the memory 1403 are connected to each other through a bus 1404. In the embodiment of the present application, the processor 1401 is configured to perform control processing on the actions of the controller 1400, and for example, the processor 1401 is configured to execute the functions performed by the determining unit 1302 and the control unit 1303 in fig. 13. The communication port 1402 is used to perform the functions performed by the acquisition unit 1301 in fig. 13, and supports the controller 1400 for communication. A memory 1403 for storing program codes and data of the controller 1400.
It can be clearly understood by those skilled in the art that, for convenience and brevity of description, the power distribution system and the power distribution control method described above are only described by taking the power distribution box as an example, and may be applied to power distribution facilities with other structural forms, such as the power distribution box, the power distribution cabinet, and the like, by referring to the corresponding processes in the foregoing embodiments, perform similar technical processes and achieve corresponding technical effects, and no further description is provided herein.
Claims (31)
1. An electrical distribution system comprising a plurality of circuit breakers arranged side by side, the system further comprising a controller, a drive and an electrically operated mechanism;
the driver drives the electric operating mechanism to move to a target circuit breaker in the plurality of circuit breakers under the control of the controller;
the electric operating mechanism performs a closing or opening operation on the target circuit breaker under the control of the controller.
2. The system of claim 1, comprising a distribution box comprising the plurality of circuit breakers.
3. The system of claim 2, wherein the actuator is disposed proximate to the plurality of circuit breakers on a side of the distribution box.
4. The system of claim 2, wherein the actuator is disposed on a side of the distribution box remote from the plurality of circuit breakers.
5. The system of any one of claims 1 to 4, wherein the number of the plurality of circuit breakers is greater than the number of the electrically operated mechanisms.
6. The system of claim 5, wherein the number of electrically operated mechanisms is 1.
7. The system of any one of claims 1 to 4, wherein the drive comprises a guide rail, the electrically operated mechanism being disposed on the guide rail, the drive driving the electrically operated mechanism to move through the guide rail.
8. The system of claim 7, wherein the actuator further comprises a slide block fixedly coupled to the electrically operated mechanism;
the sliding block is arranged on the guide rail and can slide;
the driver drives the sliding block to move on the guide rail.
9. The system of claim 7, wherein the actuator further comprises a motor interconnected to the rail, the actuator being configured to rotate the rail via the motor to move the electrically operated mechanism.
10. System according to any one of claims 1 to 4, characterized in that the path of movement of the actuator driving the electrically operated mechanism is parallel to the direction of the side-by-side arranged circuit breakers.
11. The system according to any one of claims 1 to 4, wherein the target circuit breaker comprises a handle, the electric operating mechanism comprises a paddle, and the controller toggles the handle by controlling the paddle so that the target circuit breaker performs a closing or opening operation.
12. The system of any of claims 1 to 4, wherein the distribution box further comprises an operating panel.
13. The system of any one of claims 1 to 4, wherein the electrically operated mechanism comprises a spring return module.
14. The system of any one of claims 1 to 4, further comprising a position sensor.
15. A system according to any one of claims 1 to 4, wherein the motor comprises a positioning device.
16. A power distribution control method applied to a power distribution system including a plurality of circuit breakers arranged side by side, the method comprising:
the method comprises the steps that a controller obtains a control instruction, wherein the control instruction comprises an identification code of a target circuit breaker;
the controller determines a target position of the target circuit breaker in the plurality of circuit breakers according to the identification code of the target circuit breaker;
the controller controls the driver to drive the electric operating mechanism to move to the target position;
and after determining that the electric operating mechanism moves to the target position, the controller controls the electric operating mechanism to execute a closing or opening operation.
17. The method of claim 16, wherein the electrically operated mechanism comprises a paddle, and wherein the controller controlling the electrically operated mechanism to perform the closing or opening operation comprises in particular:
the controller controls the poking of the poking sheet to execute the closing or opening operation.
18. The method of claim 17, wherein after the controller controls the toggling of the paddle to perform a closing or opening operation, the method further comprises:
the controller controls the shifting piece to reset.
19. The method of any one of claims 16 to 18, wherein the controller controlling the electric operating mechanism to perform a closing or opening operation comprises:
the controller acquires a timing execution signal;
the controller controls the electric operating mechanism to execute timing closing or timing opening operation according to the timing execution signal.
20. The method according to any one of claims 16 to 18, wherein the driver comprises a motor, a guide rail and a slider fixed to the electric operating mechanism, and the controlling the driver to drive the electric operating mechanism to move to the target position by the controller comprises:
the controller determines a moving distance according to the target position and the current position of the electric operating mechanism;
the controller determines the number of rotation turns of the motor according to the moving distance;
the controller controls the motor to rotate according to the number of the rotating turns to drive the sliding block to move on the guide rail, so that the electric operating mechanism moves to the target circuit breaker.
21. The method of claim 20, wherein the power distribution system further comprises a position sensor, and wherein before the controller determines the distance to move based on the target position and the current position of the electrically operated mechanism, the method further comprises:
the controller determines the current position of the electric operating mechanism through the position sensor.
22. The method of claim 20, wherein the motor includes a positioning device, and wherein before the controller determines the travel distance based on the target position and the current position of the electric operating mechanism, the method further comprises:
the controller determines the current position of the electric operating mechanism through the positioning device.
23. A controller for use in a power distribution system including a plurality of circuit breakers arranged side-by-side, the controller comprising:
the acquisition unit is used for acquiring a control instruction, and the control instruction comprises an identification code of a target circuit breaker;
the determining unit is used for determining the target position of the target circuit breaker in the plurality of circuit breakers according to the identification code of the target circuit breaker;
the control unit is used for controlling the driver to drive the electric operating mechanism to move to the target position;
the control unit is further used for controlling the electric operating mechanism to execute closing or opening operation after the electric operating mechanism is determined to move to the target position.
24. The controller according to claim 23, wherein the electrically operated mechanism comprises a paddle, the control unit being configured to:
and controlling the poking of the poking piece to execute the closing or opening operation.
25. The controller of claim 24, wherein the control unit is further configured to:
and controlling the shifting piece to reset.
26. The controller according to any one of claims 23 to 25, wherein the control unit is specifically configured to:
acquiring a timing execution signal;
and controlling the electric operating mechanism to execute timing closing or timing opening operation according to the timing execution signal.
27. The controller according to any one of claims 23 to 25, wherein the drive comprises a motor, a guide rail and a slide fixed to the electric operating mechanism, and the control unit is specifically configured to:
determining a moving distance according to the target position and the current position of the electric operating mechanism;
determining the number of turns of the motor according to the moving distance;
and controlling the motor to rotate according to the number of the rotating turns to drive the sliding block to move on the guide rail, so that the electric operating mechanism moves to the target circuit breaker.
28. The controller of claim 27, wherein the power distribution system further comprises a position sensor, and wherein the determination unit is further configured to:
and determining the current position of the electric operating mechanism through the position sensor.
29. The controller of claim 27, wherein the motor comprises a positioning controller, and wherein the determination unit is further configured to:
and determining the current position of the electric operating mechanism through the positioning controller.
30. A computer program product comprising instructions for causing a computer to perform the method of any one of claims 16 to 22 when the computer program product is run on the computer.
31. A computer readable storage medium for storing program instructions, which when run on a computer, cause the computer to perform the method of any of claims 16 to 22.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910894833.XA CN110661338A (en) | 2019-09-20 | 2019-09-20 | Power distribution system and control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201910894833.XA CN110661338A (en) | 2019-09-20 | 2019-09-20 | Power distribution system and control method thereof |
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