CN115951609A - A online cabinet electric cabinet for space station - Google Patents
A online cabinet electric cabinet for space station Download PDFInfo
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- CN115951609A CN115951609A CN202211719410.2A CN202211719410A CN115951609A CN 115951609 A CN115951609 A CN 115951609A CN 202211719410 A CN202211719410 A CN 202211719410A CN 115951609 A CN115951609 A CN 115951609A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Abstract
The invention relates to an online cabinet electric cabinet for a space station, which comprises: the device comprises a main control board, an SSPC board, a second power supply board and at least one first power supply module, wherein each first power supply module is used for being connected with a corresponding first part to be controlled respectively, and the main control board is connected with the SSPC board; the SSPC board is used for: controlling the on or off of a power supply circuit between a target first power supply module and a target first part to be controlled according to a first power supply control instruction sent by the main control board; the main control board is also used for: and when a power supply circuit between the target first power supply module and the target first part to be controlled is conducted, receiving a part control instruction and controlling the running state of the target first part to be controlled according to the part control instruction. The electric cabinet of the on-line cabinet has the power distribution function, the communication function, the signal acquisition function and the switch control function, and can provide core electronics support for the on-line maintenance and debugging operation of the on-line cabinet of the space station.
Description
Technical Field
The invention relates to the technical field of on-orbit control, in particular to an on-line cabinet electric cabinet for a space station.
Background
An on-line maintenance and debugging operation cabinet (referred to as an 'on-line cabinet') is a scientific and technical experiment platform for planning an application system of a space station, and mainly provides a working place for on-orbit fault diagnosis, relay-level maintenance and manual or mechanical operation for a payload of the space station.
The space application is in the rail maintenance operation at present, lacks the equipment that can externally supply power and communicate with experiment cabinet controller, internally for each part in the control box. Therefore, it is desirable to provide a technical solution to the problems in the prior art.
Disclosure of Invention
In order to solve the technical problem, the invention provides an online cabinet electric cabinet for a space station.
The technical scheme of the online cabinet electric cabinet for the space station is as follows:
the method comprises the following steps: the control device comprises a main control board, an SSPC board and at least one first power supply module, wherein each first power supply module is used for being connected with a corresponding first part to be controlled respectively, and the main control board is connected with the SSPC board;
the SSPC board is used for: controlling the on or off of a power supply circuit between a target first power supply module and a target first part to be controlled according to a first power supply control instruction sent by the main control board;
the main control board is also used for: and when a power supply circuit between the target first power supply module and the target first part to be controlled is conducted, receiving a part control instruction and controlling the running state of the target first part to be controlled according to the part control instruction.
The online cabinet electric cabinet for the space station has the following beneficial effects:
the electric cabinet of the on-line cabinet has the power distribution function, the communication function, the signal acquisition function and the switch control function, and can provide core electronics support for the space station to perform on-line maintenance, debugging and operation on the on-line cabinet.
On the basis of the scheme, the online cabinet electric cabinet for the space station can be further improved as follows.
Further, still include: an Ethernet switch board; the Ethernet connecting board is connected with the main control board;
the main control board is specifically configured to: and receiving the component control instruction sent by the upper computer, or receiving the component control instruction sent by the upper computer through the Ethernet exchange board.
Further, still include: the second power supply board and the interface expansion board; the second power supply board is connected with at least one second component to be controlled through the interface expansion board;
the interface expansion board is used for: and controlling the on or off of a power supply circuit between the second power supply board and a target second part to be controlled according to a second power supply control instruction sent by the main control board.
Further, still include: a storage plate; the at least one second component to be controlled includes: at least one observation camera; the storage board is connected with each observation camera sequentially through the control board and the Ethernet switch board;
each storage plate is for: and receiving camera acquisition data which are sent by each observation camera sequentially through the control panel and the Ethernet exchange panel, and storing all the camera acquisition data.
Further, the second power strip is further configured to: and respectively supplying power to the main control board, the Ethernet switch board, the storage board, the SSPC board and the interface expansion board.
Further, still include: a storage plate; the at least one second component to be controlled comprises: at least one observation camera; the storage board is connected with each observation camera sequentially through the control board and the Ethernet switch board;
each storage plate is used for: and receiving camera acquisition data sent by each observation camera sequentially through the control panel and the Ethernet switch board, and storing all the camera acquisition data.
Further, the plurality of first parts to be controlled includes: the LED lamp strip driving device comprises a mechanical arm, a fan, an LED lamp strip driver and a first electromagnetic valve; all the first power supply modules comprise three first power supply boards, and any two first power supply boards are connected in parallel to form one first power supply module and used for outputting parallel output power supplies to the manipulator through the SSPC board; the rest first power supply board is used for outputting direct connection output power to the fan, the LED lamp strip driver and the first electromagnetic valve through the SSPC board;
the SSPC board is specifically configured to: controlling whether the parallel output power supply is output to the manipulator for power supply or not by controlling the on or off of a power supply circuit of the manipulator according to the first power supply control instruction; and/or controlling the on or off of the power supply circuits of the fan, the LED lamp strip driver and the first electromagnetic valve respectively to control whether the direct connection output power supply is output to the fan, the LED lamp strip driver and the first electromagnetic valve for supplying power.
Further, the component control instructions include: the system comprises a mechanical arm control instruction, a fan control instruction, an observation camera control instruction, an LED lamp belt control instruction, a display control instruction and an environment acquisition control instruction; the at least one second component to be controlled further comprises: the LED display screen and the front collecting box;
the main control board is specifically configured to: when the component control instruction is the manipulator control instruction, sending a manipulator control signal to the manipulator to control the operation state of the manipulator;
when the component control instruction is the fan control instruction, sending a fan control signal to the fan to control the running state of the fan;
when the component control instruction is the observation camera control instruction, sending a camera control instruction to the corresponding observation camera to control the running state of the corresponding observation camera;
when the component control instruction is the LED lamp strip control instruction, sending a lamp strip control instruction to the LED lamp strip driver so as to control the running state of the LED lamp strip driver;
when the component control instruction is the display control instruction, sending a display control instruction to the LED display screen to control the running state of the LED display screen;
and when the component control instruction is the environment acquisition control instruction, sending an acquisition control instruction to the preposed acquisition control box to control the running state of the preposed acquisition control box.
Further, the preposed control collection box comprises: a humidity sensor, a temperature sensor and a differential pressure sensor;
the main control board is also used for: when a humidity acquisition instruction is received, sending a humidity acquisition signal to the humidity sensor in the preposed control acquisition box through the interface expansion board so as to receive current humidity data sent by the humidity sensor;
when a temperature acquisition instruction is received, sending a temperature acquisition signal to the temperature sensor in the preposed control acquisition box through the interface expansion board so as to receive current temperature data sent by the temperature sensor;
when a differential pressure acquisition instruction is received, transmitting a differential pressure acquisition signal to the differential pressure sensor in the prepositive control acquisition box through the interface expansion board so as to receive current differential pressure data transmitted by the differential pressure sensor.
Further, the method also comprises the following steps: a back plate; the back plate is used for realizing the plugging of all board cards in the online cabinet electric control box.
Further, the method also comprises the following steps: a rear IO board; the back IO board is used for: a communication interface is provided for the input power source, each of the first components to be controlled, and each of the second components to be controlled.
Drawings
FIG. 1 is a schematic structural diagram of an online cabinet electric cabinet for a space station according to an embodiment of the present invention;
FIG. 2 is a schematic power supply diagram of an online cabinet electric cabinet for a space station according to an embodiment of the present invention;
FIG. 3 is a communication interface network topology diagram of an online cabinet electric cabinet for a space station according to an embodiment of the present invention;
FIG. 4 is a schematic diagram of the operation of a storage board of an online cabinet electric cabinet for a space station according to an embodiment of the present invention;
FIG. 5 is a schematic diagram illustrating the internal connection of an electric cabinet of an online cabinet for a space station according to an embodiment of the present invention;
FIG. 6 is a grounding design diagram of an electric cabinet of an online cabinet for a space station according to an embodiment of the present invention;
fig. 7 is a schematic diagram of a position of a sensor interface of an online cabinet electric cabinet for a space station according to an embodiment of the present invention.
Detailed Description
As shown in fig. 1, an online cabinet electric cabinet for a space station according to an embodiment of the present invention includes: the device comprises a main control board 1, an SSPC board 2 and at least one first power supply module, wherein each first power supply module is used for being connected with a corresponding first part to be controlled respectively, and the main control board 1 is connected with the SSPC board 2.
The main control board 1 is a Z7 main control board and is used for intelligent management inside the system, including instruction receiving and forwarding of experiment cabinet support system electronics, processing and transmission of scientific data, receiving and processing of engineering parameters, control of internal function modules of the system, and the like.
In this embodiment, the number of the first power modules is two, wherein one of the first power modules includes two first power boards 3, and the other one of the first power modules includes one first power board 3. Each first power supply board 3 is a 28V power supply board, and is used for realizing 100V to 28V conversion and supplying power to the corresponding first part to be controlled.
Wherein, first part to be controlled includes: the device comprises a manipulator 10, a fan 11, an LED lamp strip driver 12 and a first electromagnetic valve. The first solenoid valve includes: an air solenoid valve 13 and an exhaust solenoid valve 14.
It should be noted that the main control board 1, the first power board 3, and the SSPC board 2 in the online cabinet electronic control box of the embodiment all use 3U VPX standard boards for meeting design requirements required by each functional unit, and finally realizing multiplexing of the functional boards and continuously improving product reliability, and in addition, a basis can be provided for on-track maintenance and replacement by using a standardized design.
The SSPC board 2 is used for: and controlling the on or off of a power supply circuit between the target first power supply module and the target first part to be controlled according to the first power supply control instruction sent by the main control board 1.
In this embodiment, as shown in fig. 2, all the first power supply modules include three first power supply boards 3, and two first power supply boards 3 are connected in parallel to form one first power supply module, and are used for outputting parallel output power to the manipulator 10 through the SSPC board 2; the remaining first power module includes a first power board 3, which is used to output direct connection output power to the fan 11, the LED strip driver 12 and the first solenoid valve through the SSPC board 2.
The main control board 1 and the SSPC board 2 are connected through an RS422 communication interface. The first power control command is used for controlling power supply of at least one first part to be controlled. The target first power supply module is: at least one of all first power modules; for example, there are three first power modules (a, B, and C), and at this time, the first power control instruction is used to control the conduction of the power supply circuits corresponding to a and B, and then the target first power modules are a and B. The target first part to be controlled corresponds to the target first power supply module, for example, the first parts to be controlled corresponding to the target first power supply module a are a and b, and the target first parts to be controlled are a and b.
Specifically, the online cabinet electric control device has 2 power inputs in total, wherein 1 power input is 100V. After the 100V power supply is converted by the two first power supply boards 3, 2 paths of output 28V power supplies are connected in parallel to obtain a parallel output power supply; firstly, the SSPC board 2 is used for power distribution management, and then the power is distributed to the manipulator 10 for use through the SSPC board 2; the 100V power input passes through the remaining first power board 3, is converted into 28V power and then is subjected to power distribution management by the SSPC board 2, and then the blower 11, the LED strip driver 12 and the first solenoid valves (the air solenoid valve 13 and the exhaust solenoid valve 14) are respectively supplied with power through the SSPC board 2.
The main control board 1 is further configured to: and when a power supply circuit between the target first power supply module and the target first part to be controlled is conducted, receiving a part control instruction and controlling the running state of the target first part to be controlled.
The connection modes between the main control board 1 and the manipulator 10, the fan 11, the LED strip driver 12 and the first solenoid valve (the air solenoid valve 13 and the waste gas solenoid valve 14) are not limited.
The main control board 1 is also in communication connection with an upper computer (a controller of the experiment cabinet) through an RS422, and receives a component control instruction sent by the controller. The component control instructions are for: the operation state of the target first control part is controlled. The operating conditions include, but are not limited to: start, stop, collect signals, etc.
Preferably, the method further comprises the following steps: an Ethernet switch board 4; the Ethernet connecting board is connected with the main control board 1;
the main control board 1 is specifically configured to: and receiving the component control instruction sent by the upper computer, or receiving the component control instruction sent by the upper computer through the Ethernet exchange board 4.
The Ethernet switch board 4 also adopts a 3U VPX standard board card, and can realize the interface interconnection and exchange of the gigabit Ethernet of the electric cabinet.
The Ethernet connecting board is connected with the main control board 1 through 1 path of IIC interface and 6 paths of Ethernet interfaces.
It should be noted that the link connection of the ethernet switch board 4 includes: a) 1 way 1000BASE-T, and a controller; b) 6 paths of 1000BASE-X and a main control board 1; c) 1-way 1000BASE-T, and a manipulator 10; d) 1 way 1000BASE-T with a first observation camera 16; e) 1 path 1000BASE-T, and a second observation camera 17.
The link connection of the main control board 1 includes: a) 1 way RS422, and a controller; b) 1 way RS422, and SSPC board 2; c) 1-way RS422, and manipulator 10; d) 6 paths of 1000BASE-X, and an Ethernet switch board 4; e) 2 paths of SATA3.0 and a storage board 7; f) 1 path of IIC and the inside of the main control board 1; g) 1 path of IIC, and an Ethernet exchange board 4; h) 1 way IIC, and memory board 7; i) 1 way of SPI, and LED display screen 15; j) 1 path of SPI,2 path of IIC, and interface expansion board 6.
Specifically, as shown in fig. 3, the main control board 1 can receive the component control command directly transmitted by the controller through the RS422 interface, and the main control board 1 can also receive the component control command transmitted through the ethernet switch board 4.
Preferably, the method further comprises the following steps: a second power supply board 5 and an interface expansion board 6; the second power supply board 5 is connected with at least one second component to be controlled through the interface expansion board 6;
the interface expansion board 6 is configured to: and controlling the on/off of a power supply circuit between the second power supply board 5 and a target second component to be controlled according to a second power supply control instruction sent by the main control board 1.
The second power supply board 5 is a 12V/5V power supply board, and is used for realizing conversion from 28V to 5V and 12V and supplying power to the second component to be controlled.
The interface expansion board 6 can realize on-off control of the electromagnetic valve, and realize the expansion function of each communication interface and digital interface in the subsystem. The main control board 1 is in communication connection with the interface expansion board 6 through an SPI interface, an IO interface and an IIC interface.
Wherein the second power control command is: the control principle of the power supply control device is the same as that of the first power supply control instruction, and redundant description is omitted here.
As shown in fig. 2, in the present embodiment, the at least one second component to be controlled includes: a first observation camera 16, a second observation camera 17, an LED display screen 15, a front collection box 18 and the like. The front collection box 18 includes: a nitrogen solenoid valve 19, a humidity sensor 20, a temperature sensor 21 and a differential pressure sensor 22.
Preferably, the method further comprises the following steps: a storage plate 7; the storage board 7 is connected with each observation camera sequentially through the control board and the ethernet switch board 4.
The storage board 7 also adopts a 3U VPX standard board card, and can store camera video data.
Each storage plate 7 is used for: and receiving camera acquisition data sent by each observation camera sequentially through the control panel and the Ethernet switch board 4, and storing all the camera acquisition data.
It should be noted that, as shown in fig. 4, two observation cameras are used for acquiring video image data (camera acquisition data), and both of the two observation cameras pass through corresponding communication interfaces of the gigabit ethernet. As a large amount of data is generated and needs to be cached in the process of continuously starting the observation camera for image recording, the main control board 1 is internally provided with the storage board 7 in the electric cabinet system, and the storage capacity is 4TB.
Further, specific parameters of the observation camera are shown in table 1 below. According to the maximum envelope of the camera data volume, the buffer time is calculated as follows: and 2, the cameras work simultaneously, the storage board 7 is cached to 3.5TB according to the calculation of the maximum data volume of the cameras 1530Mbps, and the cameras can work continuously for 5.3 hours.
TABLE 1 data volume statistics for observation cameras
Preferably, the SSPC board 2 is specifically configured to: controlling whether the parallel output power supply is output to the manipulator 10 for power supply or not by controlling the on or off of a power supply circuit of the manipulator 10 according to the first power supply control instruction; or/and controlling whether the direct connection output power supply is output to the fan 11, the LED lamp strip driver 12 and the first electromagnetic valve to supply power or not by respectively controlling the on/off of the power supply circuits of the fan 11, the LED lamp strip driver 12 and the first electromagnetic valve.
Preferably, the second power supply board 5 is further configured to: respectively supplying power to the main control board 1, the ethernet switch board 4, the storage board 7, the SSPC board 2, and the interface expansion board 6.
The second power supply board 5 provides 5V power to each board card.
Preferably, the component control instructions include: a manipulator 10 control instruction, a fan 11 control instruction, an observation camera control instruction, an LED lamp strip control instruction, a display control instruction and an environment acquisition control instruction;
the main control board 1 is specifically configured to: when the component control command is the manipulator 10 control command, sending a manipulator 10 control signal to the manipulator 10 to control the operation state of the manipulator 10;
when the component control instruction is the fan 11 control instruction, sending a fan 11 control signal to the fan 11 to control the running state of the fan 11;
when the component control instruction is the observation camera control instruction, sending a camera control instruction to the corresponding first observation camera 16 and second observation camera 17 to control the running state of the corresponding observation cameras;
when the component control instruction is the LED lamp band control instruction, sending a lamp band control instruction to the LED lamp band driver 12 to control the operating state of the LED lamp band driver 12;
when the component control instruction is the display control instruction, sending a display control instruction to the LED display screen 15 to control the operating state of the LED display screen 15;
and when the component control instruction is the environment acquisition control instruction, sending an acquisition control instruction to the preposed acquisition control box 18 to control the running state of the preposed acquisition control box 18.
Preferably, the front control collecting box 18 further comprises: a humidity sensor 20, a temperature sensor 21, and a differential pressure sensor 22;
the main control board 1 is further configured to: when receiving a humidity acquisition instruction, sending a humidity acquisition signal to the humidity sensor 20 in the front control acquisition box 18 through the interface expansion board 6 to receive current humidity data sent by the humidity sensor 20;
when receiving a temperature acquisition instruction, sending a temperature acquisition signal to the temperature sensor 21 in the front control acquisition box 18 through the interface expansion board 6 to receive current temperature data sent by the temperature sensor 21;
when receiving a differential pressure acquisition instruction, sending a differential pressure acquisition signal to the differential pressure sensor 22 in the front control acquisition box 18 through the interface expansion board 6 to receive current differential pressure data sent by the differential pressure sensor 22.
Specifically, the online cabinet electric cabinet of the embodiment can realize acquisition of remote measurement quantity of specified voltage, current and temperature in an online cabinet scientific experiment system; the electric cabinet collects output signals of various sensors and realizes the functions of detecting states of pressure, flow, temperature and the like.
Preferably, the method further comprises the following steps: a back plate 8; the back plate 8 is used for realizing the plugging of all board cards in the online cabinet electric control box.
The backboard 8 is used for realizing the plugging of all board cards and signal interconnection in the electric cabinet of the line cabinet.
Preferably, the method further comprises the following steps: a rear IO plate 9; the rear IO board 9 is configured to: a communication interface is provided for the input power source, each first part to be controlled and each second part to be controlled.
The rear IO board 9 is used for leading out signals to the external plug-in and the external plug-in for installation and welding.
Specifically, VPX standard board cards are arranged and installed on the front half part of a chassis of the electric cabinet, 11 board cards (9 VPX standard board cards +1 back board +1 back IO board) are counted, and the back board and the IO board are connected through connectors of CRM632-252-541-9501 and CRM 632-252-541-9601; an electric control unit (industrial personal computer) of the manipulator 10 is arranged at the rear half part of the case, and a connecting frame inside the electric control case is shown in fig. 5.
In addition, the grounding design of the electric cabinet of the online cabinet of the embodiment is shown in fig. 6. Specifically, the grounding design mode of the system is as follows: the online cabinet electric cabinet completely separates the primary ground (100V and 28V) from the secondary ground and the machine shell ground, and the secondary ground and the machine shell ground are grounded in a single point. The grounding method comprises the following steps: the primary power supply bus is 100V in voltage, and a primary power supply 100V return wire returns to the controller by adopting a special wire; the primary power supply loop is isolated from the product shell and isolated from the secondary power supply loop, and the isolation impedance is not less than 10M omega; the primary power supply positive line is 28V voltage, and the primary power supply 28V return line is returned to the controller by a special line; the primary power supply loop is isolated from the product shell and isolated from the secondary power supply loop, and the isolation impedance is not less than 10M omega; the secondary power supply is generated by the conversion of a DC/DC converter, the inside of the electric cabinet is grounded secondarily, and the single point is grounded; the back cable shield is connected to the back jack housing.
Under the condition of single-board grounding, the grounding design method of key circuits and components comprises the following steps: a power supply ground: the power ground adopts tree-shaped connection and is isolated from the primary ground and the secondary ground; and the secondary grounds are communicated with each other. Analog ground, digital ground: analog ground, digitally isolated. In necessary links such as analog quantity sampling and analog quantity remote measurement, analog ground and digital ground are shared through a single point.
In addition, as shown in fig. 7, the heat consumption between the two first power panels 3 corresponding to the manipulator 10 is the largest, so a 1-way 1-wire sensor interface is arranged between the two first power panels 3 at the back panel 8 of the electric cabinet of the online cabinet for monitoring the internal fire of the electric cabinet of the online cabinet.
The power distribution function, the communication function, the signal acquisition function and the switch control function of the on-line cabinet electric cabinet of the embodiment can provide core electronics support for the space station to perform on-line maintenance, debugging and operation on the on-line cabinet.
In the description provided herein, numerous specific details are set forth. It is understood, however, that embodiments of the invention may be practiced without these specific details. Similarly, in the above description of exemplary embodiments of the invention, various features of the embodiments of the invention are sometimes grouped together in a single embodiment, figure, or description thereof for the purpose of streamlining the invention and aiding in the understanding of one or more of the various inventive aspects. Where the claims following the detailed description are hereby expressly incorporated into this detailed description, with each claim standing on its own as a separate embodiment of this invention.
It should be noted that the above-mentioned embodiments illustrate rather than limit the invention, and that those skilled in the art will be able to design alternative embodiments without departing from the scope of the appended claims. In the claims, any reference signs placed between parentheses shall not be construed as limiting the claim. The word "comprising" does not exclude the presence of elements or steps not listed in a claim. The word "a" or "an" preceding an element does not exclude the presence of a plurality of such elements. The invention may be implemented by means of hardware comprising several distinct elements, and by means of a suitably programmed computer. In the unit claims enumerating several means, several of these means can be embodied by one and the same item of hardware. The usage of the words first, second and third, etcetera do not indicate any ordering. These words may be interpreted as names. The steps in the above embodiments should not be construed as limiting the order of execution unless specified otherwise.
Claims (10)
1. An online cabinet electric cabinet for a space station, comprising: the device comprises a main control board (1), an SSPC board (2) and at least one first power supply module, wherein each first power supply module is used for being connected with a corresponding first part to be controlled respectively, and the main control board (1) is connected with the SSPC board (2);
the SSPC board (2) is used for: according to a first power supply control instruction sent by the main control board (1), controlling the connection or disconnection of a power supply circuit between a target first power supply module and a target first part to be controlled;
the main control board (1) is also used for: and when a power supply circuit between the target first power supply module and the target first part to be controlled is conducted, receiving a part control instruction and controlling the running state of the target first part to be controlled.
2. The on-line cabinet electric cabinet for a space station according to claim 1, further comprising: an Ethernet switch board (4); the Ethernet connecting board is connected with the main control board (1);
the main control board (1) is specifically used for: and receiving the component control instruction sent by the upper computer, or receiving the component control instruction sent by the upper computer through the Ethernet exchange board (4).
3. The on-line cabinet electric cabinet for a space station according to claim 2, further comprising: a second power supply board (5) and an interface expansion board (6); the second power supply board (5) is connected with at least one second component to be controlled through the interface expansion board (6);
the interface expansion board (6) is used for: and controlling the on or off of a power supply circuit between the second power supply board (5) and a target second part to be controlled according to a second power supply control instruction sent by the main control board (1).
4. The on-line cabinet electric cabinet for a space station according to claim 3, further comprising: a storage plate (7); the at least one second component to be controlled comprises: at least one observation camera; the storage board (7) is connected with each observation camera sequentially through the control board and the Ethernet exchange board (4);
each storage plate (7) is used for: and receiving camera acquisition data sent by each observation camera sequentially through the control panel and the Ethernet switch board (4), and storing all the camera acquisition data.
5. The on-line cabinet electrical cabinet for space stations according to claim 4, characterized in that said second power panel (5) is also used for: and power is respectively supplied to the main control board (1), the Ethernet exchange board (4), the storage board (7), the SSPC board (2) and the interface expansion board (6).
6. The on-line cabinet electric cabinet for a space station according to claim 5, wherein the plurality of first parts to be controlled include: the device comprises a mechanical arm, a fan (11), an LED lamp strip driver (12) and a first electromagnetic valve; all the first power supply modules comprise three first power supply boards (3), and two first power supply boards (3) are connected in parallel to form one first power supply module and used for outputting parallel output power to the manipulator through the SSPC board (2); the rest first power supply board (3) is used for outputting direct connection output power to the fan (11), the LED strip driver (12) and the first electromagnetic valve through the SSPC board (2);
the SSPC board (2) is specifically configured to: controlling whether the parallel output power supply is output to the manipulator for power supply or not by controlling the on or off of a power supply circuit of the manipulator according to the first power supply control instruction; or/and controlling whether the direct connection output power supply is output to the fan (11), the LED lamp strip driver (12) and the first electromagnetic valve to supply power or not by respectively controlling the on or off of power supply circuits of the fan, the LED lamp strip driver (12) and the first electromagnetic valve.
7. The on-line cabinet electrical cabinet for a space station according to claim 6, wherein the component control instructions comprise: the system comprises a mechanical arm control instruction, a fan control instruction, an observation camera control instruction, an LED lamp strip control instruction, a display screen control instruction and an environment acquisition control instruction; the at least one second component to be controlled further comprises: an LED display screen (15) and a front collection box (18);
the main control board (1) is specifically used for: when the component control instruction is the manipulator control instruction, sending a manipulator control signal to the manipulator to control the operation state of the manipulator;
when the component control instruction is the fan control instruction, sending a fan control signal to the fan (11) to control the running state of the fan (11);
when the component control instruction is the observation camera control instruction, sending a camera control instruction to the corresponding observation camera to control the running state of the corresponding observation camera;
when the component control instruction is the LED lamp strip control instruction, sending a lamp strip control instruction to the LED lamp strip driver (12) to control the running state of the LED lamp strip driver (12);
when the component control instruction is the display screen control instruction, sending a display control instruction to the LED display screen (15) to control the running state of the LED display screen (15);
and when the component control instruction is the environment acquisition control instruction, transmitting an acquisition control instruction to the preposed acquisition control box (18) so as to control the running state of the preposed acquisition control box (18).
8. The on-line cabinet electrical cabinet for space stations according to claim 7, characterized in that said front control acquisition box (18) comprises: a humidity sensor (20), a temperature sensor (22) and a differential pressure sensor (21);
the main control board (1) is also used for: when a humidity acquisition instruction is received, sending a humidity acquisition signal to the humidity sensor (20) in the preposed control acquisition box (18) through the interface expansion board (6) so as to receive current humidity data sent by the humidity sensor (20);
when a temperature acquisition instruction is received, a temperature acquisition signal is sent to the temperature sensor (22) in the preposed control acquisition box (18) through the interface expansion board (6) so as to receive current temperature data sent by the temperature sensor (22);
when a differential pressure acquisition command is received, a differential pressure acquisition signal is sent to the differential pressure sensor (21) in the preposed control acquisition box (18) through the interface expansion board (6) so as to receive current differential pressure data sent by the differential pressure sensor (21).
9. The on-line cabinet electric cabinet for a space station according to claim 1, further comprising: a back plate (8); the back plate (8) is used for realizing the plugging of all board cards in the online cabinet electric control box.
10. The on-line cabinet electric cabinet for a space station according to claim 1, further comprising: a rear IO plate (9); the rear IO board (9) is configured to: a communication interface is provided for the input power source, each first part to be controlled and each second part to be controlled.
Priority Applications (1)
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| CN202211719410.2A CN115951609A (en) | 2022-12-30 | 2022-12-30 | A online cabinet electric cabinet for space station |
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| CN202211719410.2A CN115951609A (en) | 2022-12-30 | 2022-12-30 | A online cabinet electric cabinet for space station |
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