CN112996311B - Electrical control cabinet system and control method - Google Patents
Electrical control cabinet system and control method Download PDFInfo
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- CN112996311B CN112996311B CN202110164448.7A CN202110164448A CN112996311B CN 112996311 B CN112996311 B CN 112996311B CN 202110164448 A CN202110164448 A CN 202110164448A CN 112996311 B CN112996311 B CN 112996311B
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- cabinet
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- rack
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0247—Electrical details of casings, e.g. terminals, passages for cables or wiring
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/02—Arrangements of circuit components or wiring on supporting structure
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- Casings For Electric Apparatus (AREA)
Abstract
The invention relates to the field of electrical control cabinets and discloses an electrical control cabinet system and a control method. The electrical control cabinet system comprises a cabinet body assembly, a functional unit, a control unit and a wiring assembly, wherein the functional unit is detachably arranged on the cabinet body assembly and is used for detecting state parameters of the cabinet body assembly; the control unit is used for receiving and processing the state parameters of the cabinet body assembly detected by the functional unit and sending instructions to adjust the state parameters of the cabinet body assembly; the wiring assembly is used for connecting the control unit and the functional unit. According to the invention, specific functional modules can be installed according to different requirements of the electrical control cabinet, plug and play is realized, the convenience and flexibility are realized, the intelligent degree is high, the control unit and the functional units form an independent control system, the operation can be still carried out under the condition that a main power supply is cut off, the space of a distribution panel is not occupied, and the wiring workload between equipment is reduced.
Description
Technical Field
The invention relates to the field of electrical control cabinets, in particular to an electrical control cabinet system and a control method.
Background
The electrical control cabinet is the metal cabinet of concentrating the operation together with various electrical components aggregate erection according to the wiring requirement of equipment, and present industrial electrical control cabinet is mostly customized production, according to the interior components and parts overall arrangement of cabinet, the size isoparametric of design planning electrical control cabinet, and the electrical control cabinet of every kind of new equipment all needs redesign, proof, volume production, and the shipment cycle is long, and manpower and materials drop into greatly.
The industrial electrical control cabinet can adopt a plurality of general functions, the current method is to connect the sensors, signal processing and other elements corresponding to the functions into a complete machine control system for monitoring and controlling, so that the space of a distribution board in the electrical cabinet is occupied, the workload of equipment wiring is increased, the general functions among all equipment need to be designed and debugged respectively, and occasionally, the problem of hardware or program conflict exists.
Such industrial electrical control cabinet is intelligent enough, and some necessary electric cabinet monitoring functions can only depend on the unable independent operation of equipment control system, just can't monitor when equipment stop work.
Disclosure of Invention
Based on the above problems, an object of the present invention is to provide an electrical control cabinet system, which can still operate when a main power supply is cut off, and all monitoring components common to all control cabinets do not occupy the space of a power distribution panel, thereby reducing the workload of wiring between devices.
Based on the above problems, the invention also aims to provide a control method of an electrical control cabinet, which improves the safety of system starting, prevents misoperation, and has good human-computer interaction experience and high intelligence degree.
In order to achieve the purpose, the invention adopts the following technical scheme:
an electrical control cabinet system, comprising:
the cabinet body assembly is in a modular design, and the size of the cabinet body assembly can be changed according to the field requirement;
the functional unit is detachably arranged on the cabinet body assembly by adopting a modular design concept and is used for detecting the state parameters of the cabinet body assembly;
the control unit is used for receiving and processing the state parameters of the cabinet body assembly detected by the functional unit, sending a command to adjust the state parameters of the cabinet body assembly;
and the wiring assembly is used for connecting the control unit and the functional unit.
As a preferable scheme of the electrical control cabinet system of the present invention, the functional unit includes a level detection module, the level detection module is configured to detect a level parameter of the cabinet assembly, the cabinet assembly is provided with a plurality of hydraulic anchors, and the control unit adjusts a height of each of the hydraulic anchors according to the level parameter of the cabinet assembly after receiving a level calibration instruction.
As a preferable scheme of the electrical control cabinet system of the present invention, the functional unit includes a main circuit monitoring module, and the main circuit monitoring module is configured to perform safety monitoring on a main circuit in the cabinet assembly.
As a preferable aspect of the electrical control cabinet system of the present invention, the functional unit includes a grounding detection module, and the grounding detection module is configured to detect whether a target component in the cabinet assembly is grounded.
As a preferable scheme of the electrical control cabinet system of the present invention, the functional unit includes a vibration detection module, and the vibration detection module is configured to detect a vibration parameter of the cabinet assembly.
As a preferable scheme of the electrical control cabinet system of the present invention, the functional unit includes an electromagnetic interference detection module, and the electromagnetic interference detection module is configured to detect intensity and frequency of an interfering electromagnetic wave in the cabinet assembly.
As a preferred scheme of the electrical control cabinet system, the functional unit comprises a temperature and humidity detection module, the temperature and humidity detection module is used for detecting the temperature and humidity in the cabinet assembly, the cabinet assembly is provided with an industrial air conditioner, and the control unit adjusts the industrial air conditioner according to the temperature and humidity in the cabinet assembly after receiving the real-time temperature and humidity parameters.
As a preferred scheme of the electrical control cabinet system of the present invention, the control unit includes a main control circuit board, and a communication interface, a power module, an analog-to-digital conversion module, a communication module and a data processing module which are disposed on the main control circuit board, the functional unit is connected to the communication interface, the power module is configured to supply power, the analog-to-digital conversion module is configured to convert an analog signal sent by the functional unit into a digital signal, the communication module is configured to communicate with the control unit and the functional unit to receive a state parameter of the cabinet assembly detected by the functional unit, and the data processing module is configured to identify, process and feed back the state parameter of the cabinet assembly detected by the functional unit.
As a preferable scheme of the electrical control cabinet system of the present invention, the cabinet assembly includes a first rack, a second rack, and a third rack that are stacked in sequence and detachably connected, at least one second rack is provided, only one first rack and only one third rack are provided, each of the first rack, the second rack, and the third rack is provided with a wiring channel, the wiring assembly includes a first line, a second line, and a third line that are independent from each other and can be connected by a plug, and the first line, the second line, and the third line are respectively and correspondingly inserted into the wiring channels of the first rack, the second rack, and the third rack.
An electrical control cabinet control method is applied to the electrical control cabinet system and comprises the following steps:
judging whether the communication interface has response, if so, marking the corresponding communication interface as available, and if not, replacing other communication interfaces to try continuously;
judging whether analog quantity of the functional units is input or not, if so, marking the corresponding functional units as available, and if not, reading other functional units to see whether input exists or not;
the process is circulated until all the functional units corresponding to all the communication interfaces are judged;
the corresponding subroutine is called to start the available functional unit.
The invention has the beneficial effects that:
the electrical control cabinet system provided by the invention is connected with the control unit and the functional unit through the wiring assembly, the real-time state parameters of the cabinet body assembly are detected through the functional unit detachably arranged on the cabinet body assembly, the state parameters of the cabinet body assembly detected by the functional unit are received and processed through the control unit, the state parameters of the corresponding cabinet body assembly are adjusted by sending instructions, the specific functional modules of the functional unit are selectable, the number and the installation position are selectable, the specific functional modules can be installed according to different requirements of the electrical control cabinet, the plug and play, the convenience and flexibility are realized, the intelligent degree is high, the control unit and the functional unit form an independent control system, the electrical control cabinet system can still operate under the condition that a main power supply in the electrical control cabinet is cut off, the space of a power distribution panel is not required to be occupied, and the wiring workload between equipment is reduced.
The invention provides a control method of an electrical control cabinet, which comprises the steps of firstly, judging whether a communication interface has response, if so, marking the corresponding communication interface as available, and if not, replacing other communication interfaces to try continuously; then, judging whether analog quantity of the functional unit is input, if so, marking the corresponding functional unit as available, and if not, reading other functional units to see whether input exists; the operation is circulated until all the functional units corresponding to all the communication interfaces are judged; and finally, calling the corresponding subprogram to start an available communication interface or functional unit, thereby improving the safety of system starting, preventing misoperation, and having good human-computer interaction experience and high intelligent degree.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the contents of the embodiments of the present invention and the drawings without creative efforts.
FIG. 1 is an isometric view of an electrical control cabinet system provided in accordance with an embodiment of the present invention from a first perspective;
FIG. 2 is an isometric view of an electrical control cabinet system provided in accordance with an embodiment of the present invention from a second perspective;
FIG. 3 is an exploded view of the cabinet components of the electrical control cabinet system according to an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of an electrical control cabinet system according to an embodiment of the present invention, in which a first sleeve and a second sleeve are connected;
FIG. 5 is a schematic diagram of a wiring assembly in an electrical control cabinet system according to an embodiment of the present invention;
FIG. 6 is a schematic diagram of the configuration of the wiring between the control unit and the functional units in the electrical control cabinet system provided by the embodiment of the invention;
FIG. 7 is a schematic diagram illustrating data interaction between a control unit and a functional unit in an electrical control cabinet system according to an embodiment of the present invention;
FIG. 8 is a schematic structural diagram of a control unit in an electrical control cabinet system according to an embodiment of the present invention;
fig. 9 is a schematic flow chart of a control method of an electrical control cabinet according to an embodiment of the present invention.
In the figure:
1-cabinet assembly; 2-a wiring assembly; 3-a control unit; 4-a functional unit;
11-a first frame; 111-industrial air conditioning; 12-a second gantry; 13-a third frame; 14-a cabinet door;
131-universal wheels; 132-hydraulic anchor;
141-a handle; 142-display touch screen;
101-a first side frame; 102-a second side frame; 103-wiring channel; 104-a first sleeve; 105-second set
A cartridge; 106-a shutter; 107-reinforcing beams; 108-patch panel;
21-a first line; 22-a second line; 23-a third line; 24-a plug;
31-a main control circuit board; 32-a communication interface; 33-a power supply module; 34-an analog-to-digital conversion module; 35-communication module
A block; 36-a data processing module;
41-level detection module; 42-a main circuit monitoring module; 43-a ground detection module; 44-vibration detection die
A block; 45-an electromagnetic interference detection module; 46-temperature and humidity detection module.
Detailed Description
In order to make the technical problems solved, technical solutions adopted and technical effects achieved by the present invention clearer, the technical solutions of the embodiments of the present invention will be described in further detail below with reference to the accompanying drawings. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first position" and "second position" are two different positions.
In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1 to 8, the present embodiment provides an electrical control cabinet system, which can be constructed in a standardized and modularized assembly manner according to actual requirements, and includes a cabinet assembly 1, a function unit 4, a control unit 3, and a wiring assembly 2. Wherein, functional unit 4 detachably sets up on cabinet body subassembly 1 for detect cabinet body subassembly 1's state parameter. The control unit 3 is used for receiving and processing the state parameters of the cabinet assembly 1 detected by the functional unit 4, and sending instructions to adjust the state parameters of the cabinet assembly 1. The junction module 2 is used to connect the control unit 3 and the function unit 4.
The cabinet body assembly 1 comprises a first rack 11, a second rack 12 and a third rack 13 which are sequentially stacked and detachably connected, at least one second rack 12 is arranged, only one first rack 11 and only one third rack 13 are arranged, and wiring channels 103 (shown in fig. 4) are arranged inside the first rack 11, the second rack 12 and the third rack 13. As shown in fig. 5, the wiring assembly 2 includes a first wire 21, a second wire 22 and a third wire 23 which are independent from each other and can be connected by a plug 24, and the first wire 21, the second wire 22 and the third wire 23 are respectively and correspondingly inserted into the wiring channels 103 of the first rack 11, the second rack 12 and the third rack 13.
Because the first frame 11, the second frame 12 and the third frame 13 are detachably connected, the height required by a user is formed by assembling the first frame 11, the second frame 12 and the third frame 13 by adjusting the number of the second frame 12, the first line 21, the second line 22 and the third line 23 which are independent of each other are correspondingly arranged in the wiring channels 103 of the first frame 11, the second frame 12 and the third frame 13 respectively, and the first line 21, the second line 22 and the third line 23 can be connected through the plug 24, so that the modularization of frame assembly and the standardization of line length are realized, the batch production and processing are facilitated, the assembling process is convenient and fast, the assembling steps are simple, the assembling period is shortened, and the assembling cost is reduced.
As shown in fig. 1 and fig. 2, in order to save occupied space, optionally, the cabinet assembly 1 further includes a cabinet door 14, and the front and rear cabinet doors 14 are slidably disposed on the first rack 11 and the second rack 12. The cabinet door 14 is provided with a handle 141, the cabinet door 14 on the front side is provided with a display touch screen 142, the handle 141 facilitates a user to open or close the cabinet door 14, and the display touch screen 142 facilitates the user to check the working state of each electronic component. The cabinet body assembly 1 further comprises two side baffles to protect electronic components inside the cabinet body assembly 1. The cabinet door 14 and the two side baffles can select standardized accessories of corresponding specifications according to the design height of the electrical control cabinet, and the assembly efficiency is improved.
In order to conveniently move or fix the whole cabinet assembly 1, the bottom of the third frame 13 is optionally provided with universal wheels 131 and height-adjustable hydraulic feet 132. In this embodiment, universal wheel 131 is provided with four, is located four angles of third frame 13 bottom respectively, and when hydraulic pressure lower margin 132 supported ground, universal wheel 131 had a certain interval with ground, prevented that cabinet body subassembly 1 from rocking, when needing to remove, packed up hydraulic pressure lower margin 132, made universal wheel 131 and ground contact. The top of the first frame 11 can be selectively provided with an industrial air conditioner 111, so that the temperature and the humidity in the cabinet assembly 1 can be conveniently controlled.
As shown in fig. 3, optionally, each of the first rack 11, the second rack 12, and the third rack 13 includes a first side frame 101 and a second side frame 102 connected to each other, and each of the two adjacent first side frames 101 and the two adjacent second side frames 102 is detachably connected to each other. The first side frame 101 and the second side frame 102 are disposed at an interval, and an accommodating space between the first side frame 101 and the second side frame 102 is used for accommodating an electronic component.
Optionally, two adjacent first side frames 101 and two adjacent second side frames 102 are connected by a first sleeve 104 (shown in fig. 4) and a second sleeve 105, respectively, which are inserted into each other. By the cooperation of the first sleeve 104 and the second sleeve 105, the assembly position of two adjacent first side frames 101 (or second side frames 102) provides a positioning reference, while facilitating the wiring connection between the two adjacent first side frames 101 (or second side frames 102).
Alternatively, two adjacent first side frames 101 and two adjacent second side frames 102 are connected by a sealing sheet (not shown). The cabinet body assembly 1 is strengthened by fixedly connecting two adjacent first side frames 101 (or second side frames 102) through the edge banding sheets, and the edge banding sheets can be fixedly connected with the two adjacent first side frames 101 (or second side frames 102) through bolts.
To further reinforce the cabinet assembly 1, optionally, the first frame 11, the second frame 12, and the third frame 13 each further include a reinforcing beam 107, and one end of the reinforcing beam 107 is connected to the first side frame 101, and the other end is connected to the second side frame 102. In this embodiment, three reinforcing beams 107 are provided for the first frame 11, which are distributed in an inverted delta shape, two reinforcing beams 107 are provided for the second frame 12, which are located in the same vertical plane, and three reinforcing beams 107 are provided for the third frame 13, which are distributed in a delta shape.
Alternatively, the first side frame 101, the second side frame 102 and the reinforcing beam 107 may be used to fix an electric cabinet distribution board, and the wired distribution board is fixedly connected to the plurality of reinforcing beams 107, the cabinet inside side of the first side frame 101 or the cabinet inside side of the second side frame 102 by bolts, wherein the distribution boards connected to the reinforcing beams 107 inside the cabinet may be respectively installed on the front and rear sides of the reinforcing beam 107, and the distribution board states on both sides are checked by opening the front and rear cabinet doors 14.
As shown in fig. 4, in order to facilitate the first line 21, the second line 22 or the third line 23 to be inserted, optionally, the first side frame 101 and the second side frame 102 are both hollow structures, and the inner cavity of the hollow structure is a wiring channel 103. The circuit is arranged in the inner cavity of the hollow structure, so that the phenomenon that the service life of the circuit is shortened or dangerous accidents are caused when the circuit is exposed outside is avoided.
Optionally, the first side frame 101 and the second side frame 102 are both provided with a wire connection port and a shielding plate 106, and the shielding plate 106 is used for opening and closing the wire connection port. Through setting up wiring mouth and shielding plate 106, make things convenient for operating personnel to open shielding plate 106, be connected first circuit 21 in two adjacent first side frames 101 (or second side frame 102) and second circuit 22, two second circuit 22 or second circuit 22 and third circuit 23 through plug 24. The plug 24 can adopt a matching mode of a male plug 24 and a female plug 24, so that the quick connection is convenient.
To facilitate the installation of the control unit 3 and the function unit 4, a terminal block 108 is optionally provided on each of the first side frame 101 and the second side frame 102. As shown in fig. 6, the thick solid line in the figure is a bus for connecting the control unit 3 and the function unit 4, the bus is started from a different communication interface 32 of the control unit 3, and each function module is connected in the manner shown in fig. 5, and the wiring manner of the bus between the control unit 3 and the function unit 4 is simple and clear, and is easy to install, maintain, repair and replace.
As shown in fig. 7, optionally, the functional unit 4 includes a level detection module 41, the level detection module 41 is configured to detect a level parameter of the cabinet assembly 1, the cabinet assembly 1 is provided with a plurality of hydraulic feet 132, and the control unit 3 is capable of receiving a level calibration command and adjusting the height of each hydraulic foot 132 according to the level parameter of the cabinet assembly 1. After the user sends a horizontal calibration command to the control unit 3 through the display touch screen 142, the tilt angle sensor of the horizontal detection module 41 detects the angle deviation between the current plane of the cabinet assembly 1 and the reference plane, and the reference plane is kept consistent with the horizontal plane through external calibration.
The horizontal detection module 41 outputs an analog quantity signal to send the angular deviation of the x axis and the y axis to the control unit 3, the height difference of four corners of the cabinet assembly 1 is judged according to the angular deviation in the direction of the coordinate system, an instruction is sent to control the controllers corresponding to the four hydraulic feet 132 of the cabinet assembly 1 to adjust, and the angular deviation is monitored in real time. Hydraulic pressure lower margin 132 is equipped with pressure sensor, and whether detectable this hydraulic pressure lower margin 132 is unsettled, and when pressure sensor all sensed pressure and x, y axle angular deviation all were less than 0.1 degree up to four angles, it is the horizontality to judge cabinet body subassembly 1 plane in the front. If the cabinet assembly 1 is desired to be moved, the corresponding function can be started in the display touch screen 142, and the control unit 3 will control the hydraulic anchor 132 to retract to the highest position, so that the universal wheel 131 lands on the ground, and the cabinet assembly 1 is convenient to move.
Optionally, the functional unit 4 comprises a main circuit monitoring module 42, and the main circuit monitoring module 42 is used for performing safety monitoring on a main circuit in the cabinet assembly 1. The main circuit monitoring module 42 is internally provided with a filter for performing basic filtering processing on the main circuit entering the cabinet assembly 1. The main circuit monitoring module 42 is also provided with a current and voltage sensor therein, which can monitor the conditions of a 380v alternating current main circuit three-phase live line and zero line connected into the cabinet assembly 1, output an analog quantity signal and send data to the control unit 3, judge the operation condition of the main circuit through parameters such as phase voltage, phase current and power, and disconnect the main circuit and alarm if the operation condition exceeds a range preset by a user or the conditions such as zero line disconnection occur. The main circuit monitoring module 42 is also provided with a circuit distortion detection sensor, if the main circuit is seriously distorted, the main circuit is warned, and at the moment, active filter equipment can be arranged on the main circuit to filter and compensate the three-phase balance of the main circuit.
Optionally, the functional unit 4 comprises a grounding detection module 43, and the grounding detection module 43 is used for detecting whether the target component in the cabinet assembly 1 is grounded. The grounding detection module 43 adopts a voltage sensor to measure the voltage condition between the cabinet body assembly 1 or a certain component inside the cabinet body assembly 1 and the ground, outputs an analog quantity signal to a small judgment device in the grounding detection module 43, sends alarm information to a control system if a voltage difference exists, reminds a user to avoid being injured through an alarm device or a display touch screen 142, and supports a plurality of components to be accessed into the detection module and independently judges whether to be grounded.
Optionally, the functional unit 4 comprises a vibration detection module 44, and the vibration detection module 44 is configured to detect a vibration parameter of the cabinet assembly 1. The vibration detection module 44 detects the vibration condition generated in the x, y and z axes of the cabinet assembly 1 in the working state through the acceleration vibration sensor, outputs an analog quantity signal to the control unit 3, and gives an alarm if abnormal vibration or vibration exceeds the range set by the user, so that the requirement of the precision of components in the cabinet assembly 1 on stable environment is guaranteed, and the user is timely reminded of removing faults.
Optionally, the functional unit 4 includes an electromagnetic interference detection module 45, and the electromagnetic interference detection module 45 is configured to detect the intensity and the frequency of the interfering electromagnetic waves in the cabinet assembly 1. The intensity and the frequency of interference electromagnetic wave in the spectral analysis appearance detection cabinet body subassembly 1 in the electromagnetic interference detection module 45, send electromagnetic wave information to the control unit 3 in real time through RS485 communication, if intensity enough influences other components and parts then can report an emergency and warn the user to get rid of the trouble or install anti jamming unit additional, also can directly look over the problem that the interior components and parts of cabinet body subassembly 1 appeared of data of spectral analysis appearance in the electromagnetic interference detection module 45.
Optionally, the functional unit 4 includes a temperature and humidity detection module 46, the temperature and humidity detection module 46 is used for detecting the temperature and humidity in the cabinet assembly 1, the cabinet assembly 1 is provided with an industrial air conditioner 111, and the control unit 3 can receive the temperature and humidity real-time parameter and adjust the industrial air conditioner 111 according to the temperature and humidity in the cabinet assembly 1. After the user starts the temperature and humidity adjusting function, real-time temperature and humidity data in the cabinet assembly 1 are sent to the control unit 3 in an analog quantity output mode by using a temperature sensor and a humidity sensor in the temperature and humidity detecting module 46, and the control unit 3 controls the industrial air conditioner 111 to adjust the temperature and humidity of the environment in the cabinet assembly 1 by adopting a PID algorithm until the preset temperature and humidity setting requirement is met. The number of the temperature and humidity detection modules 46 can be determined according to the volume of the electrical control cabinet system, so as to avoid inaccurate data acquisition.
It should be noted that any kind of functional module may be selected, and the terminal board 108 mounted on the cabinet assembly 1 is replaced by a sealing board, and the terminal board 108 not mounted with the functional module is replaced by a sealing board.
As shown in fig. 8, optionally, the control unit 3 includes a main control circuit board 31, a communication interface 32, a power module 33, an analog-to-digital conversion module 34, a communication module 35, and a data processing module 36, which are disposed on the main control circuit board 31, the functional unit 4 is connected to the communication interface 32, the power module 33 is configured to supply power, the analog-to-digital conversion module 34 is configured to convert an analog signal into a digital signal, the communication module 35 is configured to communicate between the control unit 3 and the functional unit 4 to receive a state parameter of the cabinet assembly 1 detected by the functional unit 4, and the data processing module 36 is configured to identify, process, and feed back the state parameter of the cabinet assembly 1 detected by the functional unit 4. The data exchange between the functional unit 4 and the data processing module 36 is completed by adopting two modes, namely the analog-to-digital conversion module 34 and the communication module 35, so that the data processing module 36 can conveniently identify and perform corresponding processing and feedback. The control unit 3 serves as a control center and has the functions of power distribution, logic judgment, instruction receiving and sending, coordination and unification and the like.
The main control circuit board 31 is provided with a processor, a temporary memory and a register, and the power module 33 is connected with a power supply from the outside and supplies power to the components and all functional modules in the control unit 3. The analog-to-digital conversion module 34 can convert the analog quantity inputted by all the functional modules into digital quantity, and send the digital quantity to the register for the program to use. The Canlink communication module 35 is mainly used for the functions of signal interaction, alarm information display and the like between the control unit 3 and the touch screen. The RS485 communication module 35 is configured to receive the interfering electromagnetic wave and the related information of alarm sent by the electromagnetic interference detection module 45. The ground detection communication interface 32 directly connects one input signal to the temporary memory, and the communication interfaces 32 of other functional modules need to be transmitted to the temporary memory through corresponding conversion or communication, and are processed and judged by the processor of the data processing module 36, and files such as logs, historical data and the like are stored in the register.
It should be noted that the various sensors, buses, hydraulic anchors 132, industrial air conditioners 111, etc. mentioned in this embodiment may be regarded as the prior art, and may be made of brands and models commonly used in the field, which are not described herein again. The reliability, comprehensiveness and timeliness of the data detected by the module sensor should be considered when selecting the mounting position of the module. For example, the electromagnetic interference detection module 45 may be placed at a strong interference source, such as a transformer, a frequency converter, or the like, for monitoring, and the effect may be better.
The electrical control cabinet system that this embodiment provided, functional unit 4's specific function module is optional, and quantity and mounted position are optional, can install specific function module according to the different needs of electrical control cabinet, plug-and-play, and convenient nimble, intelligent degree is high, is independent of the interior main circuit operation of switch board.
As shown in fig. 9, the present embodiment further provides an electrical control cabinet control method, which is applied to the electrical control cabinet system, and includes the following steps:
judging whether the communication interface 32 has response, if so, marking the corresponding communication interface 32 as available, and if not, replacing other communication interfaces 32 to continue trying;
judging whether analog quantity of the functional unit 4 is input, if so, marking the corresponding functional unit 4 to be available, and if not, reading other functional units 4 to see whether the input exists;
the process is circulated until all the functional units 4 corresponding to the communication interfaces 32 are judged;
the corresponding subroutine is called to start the available functional unit 4.
In the control method of the electrical control cabinet provided in this embodiment, first, the control unit 3 initializes to empty the content of the temporary storage after being restarted each time, and then sends a specific communication instruction to each communication interface 32 to determine whether the communication interface 32 responds, if yes, the functional unit 4 connected to the corresponding communication interface 32 feeds back a reply instruction indicating that the state is access, the corresponding communication interface 32 is marked as available, if not, the other communication interfaces 32 are replaced to continue trying, the reply instructions sent by different types of functional modules are different, and the control unit 3 determines the type of the functional module accessed by the communication interface 32 according to the reply instruction; then, whether the analog quantity of the functional unit 4 is input is judged, if yes, the corresponding functional unit 4 is marked to be available, and if not, other functional units 4 are read to see whether the input exists; the operation is circulated until all the functional units corresponding to all the communication interfaces are judged; and finally, calling the corresponding subprogram to start the available communication interface 32 or the functional unit 4, and starting the system by adopting the control method, thereby improving the safety of system start, preventing misoperation, having good human-computer interaction experience and high intelligent degree.
It is to be noted that the foregoing is only illustrative of the preferred embodiments of the present invention and the technical principles employed. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments illustrated herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in some detail by the above embodiments, the invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the invention, and the scope of the invention is determined by the scope of the appended claims.
Claims (9)
1. An electrical control cabinet system, comprising:
a cabinet assembly (1);
the functional unit (4) is detachably arranged on the cabinet body assembly (1) and is used for detecting state parameters of the cabinet body assembly (1);
the control unit (3) is used for receiving and processing the state parameters of the cabinet body assembly (1) detected by the functional unit (4) and sending instructions to adjust the state parameters of the cabinet body assembly (1);
a wiring assembly (2) for connecting the control unit (3) and the function unit (4);
the cabinet body assembly (1) comprises a first rack (11), a second rack (12) and a third rack (13) which are sequentially stacked and detachably connected, at least one second rack (12) is arranged, only one first rack (11) and only one third rack (13) are arranged, the first rack (11), the second rack (12) and the third rack (13) are respectively provided with a wiring channel (103), the wiring assembly (2) comprises a first circuit (21), a second circuit (22) and a third circuit (23) which are mutually independent and can be connected through a plug (24), and the first circuit (21), the second circuit (22) and the third circuit (23) respectively penetrate through the wiring channels (103) of the first rack (11), the second rack (12) and the third rack (13);
the first rack (11), the second rack (12) and the third rack (13) respectively comprise a first side frame (101) and a second side frame (102) which are connected, and the adjacent two first side frames (101) and the adjacent two second side frames (102) are detachably connected;
the first side frame (101) and the second side frame (102) are both hollow structures, and the inner cavities of the hollow structures are wiring channels (103);
the first side frame (101) and the second side frame (102) are both provided with a wiring port and a shielding plate (106), and the shielding plate (106) is used for opening and closing the wiring port;
the adjacent two first side frames (101) and the adjacent two second side frames (102) are respectively connected through a first sleeve (104) and a second sleeve (105) which are inserted into each other.
2. The electrical control cabinet system according to claim 1, wherein the functional unit (4) comprises a level detection module (41), the level detection module (41) is configured to detect a level parameter of the cabinet assembly (1), the cabinet assembly (1) is provided with a plurality of hydraulic feet (132), and the control unit (3) adjusts the height of each hydraulic foot (132) according to the level parameter of the cabinet assembly (1) after receiving a level calibration command.
3. The electrical control cabinet system according to claim 1, wherein the functional unit (4) comprises a main circuit monitoring module (42), the main circuit monitoring module (42) being configured to monitor safety of a main circuit within the cabinet assembly (1).
4. The electrical control cabinet system according to claim 1, wherein the functional unit (4) comprises a ground detection module (43), the ground detection module (43) being configured to detect whether a target component within the cabinet assembly (1) is grounded.
5. The electrical control cabinet system according to claim 1, wherein the functional unit (4) comprises a vibration detection module (44), the vibration detection module (44) being configured to detect a vibration parameter of the cabinet assembly (1).
6. The electrical control cabinet system according to claim 1, wherein the functional unit (4) comprises an electromagnetic interference detection module (45), the electromagnetic interference detection module (45) being configured to detect the intensity and frequency of interfering electromagnetic waves within the cabinet assembly (1).
7. The electrical control cabinet system according to claim 1, wherein the functional unit (4) comprises a temperature and humidity detection module (46), the temperature and humidity detection module (46) is used for detecting the temperature and humidity inside the cabinet assembly (1), the cabinet assembly (1) is provided with an industrial air conditioner (111), and the control unit (3) is capable of receiving real-time temperature and humidity parameters and adjusting the industrial air conditioner (111) according to the temperature and humidity inside the cabinet assembly (1).
8. The electrical control cabinet system according to claim 1, wherein the control unit (3) comprises a main control circuit board (31), and a communication interface (32), a power module (33), an analog-to-digital conversion module (34), a communication module (35) and a data processing module (36) which are arranged on the main control circuit board (31), the functional unit (4) is connected with the communication interface (32), the power module (33) is used for supplying power, the analog-to-digital conversion module (34) is used for converting analog signals sent by the functional unit (4) into digital signals, the communication module (35) is used for communication between the control unit (3) and the functional unit (4) so as to receive state parameters of the cabinet body assembly (1) detected by the functional unit (4), and the data processing module (36) is used for identifying, processing and feeding back the state parameters of the cabinet body assembly (1) detected by the functional unit (4).
9. An electrical control cabinet control method applied to the electrical control cabinet system according to any one of claims 1 to 8, comprising the steps of:
judging whether the communication interface (32) has a response, if so, marking the corresponding communication interface (32) as available, and if not, replacing other communication interfaces (32) to continue trying;
judging whether analog quantity of the functional unit (4) is input, if so, marking the corresponding functional unit (4) to be available, and if not, reading other functional units (4) to see whether input exists;
the operation is circulated until all the functional units (4) corresponding to the communication interfaces (32) are judged;
the corresponding subroutine is called to start the available functional unit (4).
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| CN202110164448.7A CN112996311B (en) | 2021-02-05 | 2021-02-05 | Electrical control cabinet system and control method |
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| CN202110164448.7A CN112996311B (en) | 2021-02-05 | 2021-02-05 | Electrical control cabinet system and control method |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN203326410U (en) * | 2013-07-15 | 2013-12-04 | 广州市锦路电气设备有限公司 | Modularized intelligent precise power distribution cabinet |
| CN107172836A (en) * | 2017-06-12 | 2017-09-15 | 智慧盈通（北京）工业技术有限公司 | Rack and environment monitoring management and control devices for environment monitoring management and control devices |
| CN109587993A (en) * | 2018-12-07 | 2019-04-05 | 合肥沃工电气自动化有限公司 | A kind of control cabinet modular design method based on PCB |
| CN109638680A (en) * | 2019-01-23 | 2019-04-16 | 深圳供电局有限公司 | Outdoor distribution box |
| CN211017975U (en) * | 2019-12-31 | 2020-07-14 | 陈贵娟 | High-efficient heat-dissipation power distribution cabinet |
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2021
- 2021-02-05 CN CN202110164448.7A patent/CN112996311B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203326410U (en) * | 2013-07-15 | 2013-12-04 | 广州市锦路电气设备有限公司 | Modularized intelligent precise power distribution cabinet |
| CN107172836A (en) * | 2017-06-12 | 2017-09-15 | 智慧盈通（北京）工业技术有限公司 | Rack and environment monitoring management and control devices for environment monitoring management and control devices |
| CN109587993A (en) * | 2018-12-07 | 2019-04-05 | 合肥沃工电气自动化有限公司 | A kind of control cabinet modular design method based on PCB |
| CN109638680A (en) * | 2019-01-23 | 2019-04-16 | 深圳供电局有限公司 | Outdoor distribution box |
| CN211017975U (en) * | 2019-12-31 | 2020-07-14 | 陈贵娟 | High-efficient heat-dissipation power distribution cabinet |
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| CN112996311A (en) | 2021-06-18 |
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