CN210577810U - Power-up control cabinet - Google Patents
Power-up control cabinet Download PDFInfo
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- CN210577810U CN210577810U CN201921384131.9U CN201921384131U CN210577810U CN 210577810 U CN210577810 U CN 210577810U CN 201921384131 U CN201921384131 U CN 201921384131U CN 210577810 U CN210577810 U CN 210577810U
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Abstract
The embodiment of the application discloses add electrical cabinet, starting switch can control power relay, power relay can be through first switch and second switch control 380V voltage output, 220V voltage output, voltage converter can realize 24V voltage output and 15V voltage output, emergency stop button and reset button can control safety relay, safety relay can control 220V voltage output and 24V voltage output through third switch and fourth switch, thus, can be through adding the output of electrical cabinet control different voltages, satisfy the demand of adding the electricity for the test bench, through starting switch, emergency stop button and reset button control, and the operation is simple.
Description
Technical Field
The application relates to add the electric control field, especially relates to an add electric switch board.
Background
In the research and development process of a vehicle, a controller of the vehicle needs to be tested, for a high-speed magnetic suspension vehicle controller, the suspension controller, the guide controller and the brake controller can be tested, when a test bed of the suspension controller, the guide controller and the brake controller is powered on, various types of voltage output are needed, and the power is quickly and serially switched off in an emergency state.
Disclosure of Invention
In order to solve the problem that the power supply control equipment cannot meet the requirements in the prior art, the embodiment of the application provides the power supply control cabinet, so that the power supply control requirement is met, and the operation is simplified.
The embodiment of the application provides a power-on control cabinet, include:
the voltage control circuit comprises a 380V voltage input interface, a 380V voltage output interface and a first switch connected with the 380V voltage input interface and the 380V voltage output interface;
the 220V voltage input interface is connected with a first end of a second switch, a second end of the second switch is connected with a first 220V voltage output interface through a third switch, and a second end of the second switch is connected with a second 220V voltage output interface;
the starting switch is used for controlling the first switch and the second switch to be closed through a starting relay when the starting switch is closed;
a first voltage converter connected to the second 220V voltage output interface, the first voltage converter being configured to convert a 220V voltage to a 24V voltage; a 24V voltage output interface connected with the first voltage converter through a fourth switch;
the second voltage converter is connected with the second 220V voltage output interface, and the 15V voltage output interface is connected with the second voltage converter, and the second voltage converter is used for converting 220V voltage into 15V voltage;
the safety relay is respectively connected with the emergency stop button and the reset button, power is supplied through the 24V voltage output interface, and when the emergency stop button is pressed down, the safety relay controls the third switch and the fourth switch to be switched off; when the reset button is pressed, the safety relay controls the third switch and the fourth switch to be closed.
Optionally, the 380V voltage output interface is configured to be connected to a load cabinet, the first 220V voltage output interface and the 24V voltage output interface are configured to be connected to a switch control cabinet, the second 220V voltage output interface is configured to be connected to a power distribution unit PDU and/or a PXI chassis, the 24V voltage output interface is configured to be connected to the object to be tested, and the 15V voltage output interface is configured to be connected to a signal board.
Optionally, the 24V voltage output interface includes a first interface and a second interface, the first interface is configured to output a 24V/10A signal, and the second interface is configured to output a 24V/3A signal.
Optionally, a first fuse is disposed between the first interface and the first voltage converter, a second fuse is disposed between the second interface and the first voltage converter, and a third fuse is disposed between the 15V voltage output interface and the second voltage converter.
Optionally, the power-up control cabinet further includes:
a third indicator light indicating that a signal of 24V/10A is provided, a fourth indicator light indicating that a signal of 24V/3A is provided, and a fifth indicator light indicating that a signal of 15V/5A is provided.
Optionally, the power-up control cabinet further includes:
the power indicator light is used for indicating the closing of the starting switch, the first indicator light is used for indicating the closing of the first switch, the second indicator light is used for indicating the closing of the second switch, and the reset indicator light is used for indicating the pressing of the reset button.
Optionally, the 380V voltage input interface, the 380V voltage output interface, the 220V voltage input interface, the first 220V voltage output interface, the second 220V voltage output interface, the 24V voltage output interface, and the 15V voltage output interface are disposed on an interface panel, the start switch and the reset button are disposed on a control panel, and the emergency stop button is disposed on at least one of the control panel, the switch control cabinet, and the test bed.
Optionally, an air switch is arranged between the 380V voltage input interface and the 380V voltage output interface, an air switch is respectively arranged between the 220V voltage input interface and the first 220V voltage output interface, an air switch is respectively arranged between the 220V voltage input interface and the second 220V voltage output interface, an air switch is arranged between the second 220V voltage output interface and the 24V voltage output interface, and an air switch is arranged between the second 220V voltage output interface and the 15V voltage output interface.
Optionally, the second 220V voltage output interface is connected to the PXI enclosure through a test switch, and the power-on control cabinet further includes a PXI power supply indicator light for indicating to supply power to the PXI enclosure.
Optionally, a timer is further included, and is used for starting timing after the starting switch is closed.
The embodiment of the application provides a power-on control cabinet, starting switch can control power relay, power relay can be through first switch and second switch control 380V voltage output, 220V voltage output, voltage converter can realize 24V voltage output and 15V voltage output, emergency stop button and reset button can control safety relay, safety relay can be through third switch and fourth switch control 220V voltage output and 24V voltage output, thus, can be through adding the output of the different voltages of power-on control cabinet control, satisfy the demand of adding the electricity for the test bench, through starting switch, emergency stop button and reset button control, and is simple in operation.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a hardware scenario of a power-on control cabinet according to an embodiment of the present disclosure;
fig. 2 is a schematic circuit diagram of a power-on control cabinet according to an embodiment of the present disclosure;
fig. 3 is a schematic view of an interface panel of a power-on control cabinet according to an embodiment of the present disclosure;
FIG. 4 is a schematic circuit diagram of a first portion of a power-on control cabinet according to an embodiment of the present disclosure;
fig. 5 is a schematic view of a control panel of a power-on control cabinet according to an embodiment of the present disclosure;
FIG. 6 is a schematic circuit diagram of a second portion of a power-on control cabinet according to an embodiment of the present disclosure;
FIG. 7 is a schematic circuit diagram of a third portion of a power-on control cabinet according to an embodiment of the present disclosure;
FIG. 8 is a fourth schematic circuit diagram of a power-on control cabinet according to an embodiment of the present disclosure;
fig. 9 is a schematic circuit diagram of a fifth part of a power-on control cabinet according to an embodiment of the present application.
Detailed Description
In order to make the technical solutions of the present application better understood, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. 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 application.
At present, the high-speed magnetic suspension vehicle controller needs to be tested, specifically, the suspension controller, the guide controller and the brake controller can be tested, in the test process, the test bed needs to be powered on, various types of voltage output are needed, and rapid linkage power failure is realized in an emergency state.
In order to solve the above technical problem, an embodiment of the present application provides a power-on control cabinet, including a 380V voltage output interface controlled by a first switch, a first 220V voltage output interface controlled by a second switch and a third switch, and a second 220V voltage output interface controlled by a second switch, where the first switch and the second switch may be controlled by a power relay, and the power relay is controlled by a start switch; the second 220V voltage output interface can be connected with the first voltage converter and is used for converting 220V voltage into 24V voltage for output by the 24V voltage output interface, and a fourth switch is connected between the first power converter and the 24V voltage output interface; the second 220V voltage output interface may be connected to the second voltage converter, and is configured to convert the 220V voltage into a 15V voltage for output by the 15V voltage output interface; the third switch and the fourth switch can be controlled by a safety relay, the safety relay is respectively connected with the emergency stop button and the reset button, when the emergency stop button is pressed down, the safety relay controls the third switch and the fourth switch to be disconnected, and when the reset button is pressed down, the safety relay controls the third switch and the fourth switch to be closed.
That is to say, in this application embodiment, the starting switch can control the power relay, the power relay can be through first switch and second switch control 380V voltage output, 220V voltage output, 24V voltage output and 15V voltage output can be realized to the voltage converter, emergency stop button and reset button can control the safety relay, the safety relay can be through third switch and fourth switch control 220V voltage output and 24V voltage output, like this, can be through adding the output of power switch board control different voltages, satisfy the demand for the test bench power-on, control through starting switch, emergency stop button and reset button, and easy operation.
For ease of understanding, a hardware scenario description of the power-on control cabinet of the present application is first made.
Referring to fig. 1, in order to provide a hardware scenario of a power-on control cabinet according to an embodiment of the present application, the power-on control cabinet is connected to an ac input of 220V and an ac input of 380V; the power-on control cabinet is connected with the load cabinet and outputs 380V alternating voltage for the load cabinet; the power-on control cabinet is connected with the PXI case and outputs 220V alternating current voltage and 24V direct current voltage for the PXI case; the power-on control cabinet is connected with the switch control cabinet and outputs 220V alternating current voltage and 24V direct current voltage for the switch control cabinet; the power-on control cabinet can also be connected with a tested object to output 24V direct current voltage for the tested object; the power-on control cabinet can also be connected with the signal board and outputs 15V direct-current voltage for the signal board.
The start switch controls 380V voltage output and 220V voltage output through the first switch and the second switch, the voltage converter can realize 24V voltage output and 15V voltage output, the emergency stop button and the reset button can control 220V voltage output and 24V voltage output through the third switch and the fourth switch, and therefore the output of different voltages can be controlled through the power-on control cabinet, the requirement of power-on for the test stand is met, the control is performed through the start switch, the emergency stop button and the reset button, and the operation is simple.
It should be noted that the above application scenarios are only shown for the convenience of understanding the present application, and the embodiments of the present application are not limited in any way in this respect. Rather, embodiments of the present application may be applied to any scenario where applicable.
Various non-limiting embodiments of the present application are described in detail below with reference to the accompanying drawings.
Referring to fig. 2, a schematic circuit diagram of a power-on control cabinet provided in an embodiment of the present application is shown, where an interface of the power-on control cabinet includes: the voltage-controlled switch comprises a 220V voltage input interface 11X1, a 380V voltage input interface 11X2, a 380V voltage output interface (1-5 ports of X01), a first 220V voltage output interface (6-8 ports of X01), a second 220V voltage output interface (9-11 ports and 12-14 ports of X01), a 24V voltage output interface (15-16 ports and 17-18 ports of X01), and a 15V voltage output interface (19-20 ports of X01), wherein the interfaces can be air-plug interfaces. Referring to fig. 3, a schematic diagram of an interface panel of a power-on control cabinet provided in an embodiment of the present application is shown, where the interface panel is provided with the interface and a switch for controlling the output interface.
The 220V voltage input interface 11X1 and the 380V voltage input interface 11X2 are respectively used for 220V alternating current input and 380V alternating current input, and an external power supply supplies power for the power-on control cabinet through the two interfaces; the 380V voltage output interface (port 1-5 of X01) is used for outputting 380V alternating voltage, for example, a power-on control cabinet can be connected with a load cabinet through the 380V voltage output interface to output 380V alternating voltage for the load cabinet. Specifically, the voltage output by the 380V voltage output interface is filtered, and the 380V voltage output interface and the load cabinet can be connected through a contact of the power contactor, so that the power utilization safety is improved. The 220V voltage input interface comprises a port L, N, PE, wherein L is a live wire, N is a zero line, PE is a ground wire, and the 308V voltage input interface comprises ports L1, L2, L3, N and PE, wherein L1, L2 and L3 are three-phase live wires, N is a zero line, and PE is a ground wire.
The first 220V voltage output interface (6-8 ports of X01) and the second 220V voltage output interface (9-11 ports and 12-14 ports of X01) are used for outputting 220V alternating voltage. For example, the Power-on control cabinet may be connected to the switch control cabinet through a first 220V voltage output interface (6-8 ports of X01), connected to a Power Distribution Unit (PDU) through a second 220V voltage output interface (9-11 ports of X01), and connected to a Peripheral Component Interconnect (PCI) extension (PXI) chassis facing the Instrumentation system through a second 220V voltage output interface (12-14 ports of X01), so as to output 220V ac voltage for the switch control cabinet, PDU and PXI chassis, respectively. Specifically, the voltage of first 220V voltage output interface output is through filtering, can be connected through power contactor contact between first 220V voltage output interface and the switch control cabinet, improves the electrical safety.
The 24V voltage output interface (15-16 ports and 17-18 ports of X01) is used for outputting 24V direct current voltage. For example, the power-on control cabinet can be connected with the I/O module of the PXI chassis through a 24V voltage output interface (15-16 ports of X01), and connected with the object to be tested through a 24V voltage output interface (17-18 ports of X01), so as to output a 24V dc voltage. Specifically, the 24V voltage output interface may include 24V/10A and 24V/3A output interfaces.
The 15V voltage output interface (19-20 ports of X01) is used for outputting 15V direct current voltage. For example, the power-on control cabinet can be connected with a signal board through a 15V voltage output interface (19-20 ports of X01) so as to output a 15V direct-current voltage. Specifically, the 15V voltage output interface may comprise a 15V/5A output interface.
The power-on control cabinet can further comprise a feedback interface (1-8 ports of X02), the feedback interface is used for being connected with the switch control cabinet and the test bed, the test bed can be provided with an emergency stop switch, the power-on control cabinet can acquire the state of the emergency stop switch on the test bed through the feedback interface, the switch control cabinet is provided with the emergency stop switch and other switches, and the power-on control cabinet can acquire the states of the emergency stop switch and other switches in the switch control cabinet through the feedback interface.
Each output interface of the power-on control cabinet can be controlled by a switch, referring to fig. 4, which is a first partial circuit schematic diagram of the power-on control cabinet in the embodiment of the present application, and includes a circuit connection schematic diagram between a 380V voltage input interface 11X2 and a 380V voltage output interface (1-5 ports of X01), the 380V voltage input interface 11X2 and the 380V voltage output interface (1-5 ports of X01) can be connected with an air switch QF1 and a first switch, the air switch QF1 is used for improving the electrical safety of the circuit, the first switch is used for controlling the output voltage of the 380V voltage output interface (1-5 ports of X01), when the first switch is closed, the 380V voltage output interface (1-5 ports of X01) is at a high potential, and can output a 380V voltage, when the first switch is open, the 380V voltage output interface (1-5 ports of X01) is at a low potential, no 380V voltage is output.
A first indicator light can be connected between the 380V voltage input interface 11X2 and the 380V voltage output interface (port 1-5 of X01), and is lightened when the first switch is closed, so that the power-on control cabinet can be indicated to provide 380V power supply; and a digital display meter can be connected between the 380V voltage input interface 11X2 and the 380V voltage output interface (1-5 ports of X01) and is used for displaying the voltage and current conditions in the 380V power supply loop. The first indicator light and the digital display meter may be disposed on a control panel of the power-on control cabinet, and refer to fig. 5, which is a schematic diagram of the control panel of the power-on control cabinet provided in the embodiment of the present application.
Referring to fig. 6, a second partial circuit schematic diagram of the power-on control cabinet in the embodiment of the present application includes a circuit connection schematic diagram between the 220V voltage input interface 11X1 and the 220V voltage output connection line (220L/2.1, 220N/2.1, PE/1.6), and an air switch QF2, a start switch S1, and a second switch KM1 may be connected between the 220V voltage input interface 11X1 and the 220V voltage output connection line. The air switch QF2 is used for improving the electrical safety of the circuit; the second switch is used for controlling the output voltage of the 220V voltage output interface, when the second switch is closed, the 220V voltage output connecting line is at a high potential and can output 220V voltage, and when the second switch is disconnected, the 220V voltage output connecting line is at a low potential and cannot output 220V voltage; when the starting switch S1 is closed, the starting relays KM1 and KM2 are electrified, and the second switch KM1 and the first switch KM2 are respectively controlled to be closed, so that the output of 220V voltage and 380V voltage is controlled.
A second indicator light can be connected between the 220V voltage input interface 11X1 and the 220V voltage output connecting line, and emits light when the second switch is closed, so as to indicate the power-on control cabinet to provide 220V power supply; a digital display meter can be connected between the 220V voltage input interface 11X1 and the 220V voltage output connecting line and is used for displaying the voltage and current conditions in the 220V power supply loop; a timer can be connected between the 220V voltage input interface 11X1 and the 220V voltage output connection line, and is used for starting timing after the starting switch is closed, so as to display the power supply duration in the 220V power supply loop. The second indicator light, the digital display meter and the timer can be arranged on a control panel of the power-on control cabinet, and are shown in reference to fig. 5.
Referring to fig. 7, a third partial circuit schematic diagram of the power-on control cabinet provided in the embodiment of the present application is shown, the 220V voltage output connection lines (220L/1.8, 220N/1.8, PE/2.8) are connected to the 220V voltage output connection lines (220L/2.1, 220N/2.1, PE/1.6) in fig. 6, the 220V voltage output connection lines (220L/1.8, 220N/21.8, PE/2.8) are connected to the first 220V voltage output interface (6-8 ports of X01) via the third switches (20K2 and 20K3), the 220V voltage output connection lines (220L/1.8, 220N/21.8, PE/2.8) are connected to the second 220V voltage output interface (9-11 ports and 12-14 ports of X01) via a Filter (Filter), and the second 220V voltage output interface is used for outputting a stable 220V voltage.
It is understood that a PXI switch S2 may be connected between the filter and the second 220V voltage output interface (12-14 ports of X01) for individually controlling the power supply of the second 220V voltage output interface (12-14 ports of X01) to the PXI chassis, and when the PXI switch S2 is closed, the power-on control cabinet supplies power to the PXI chassis. In addition, a PXI power indicator light for indicating power supply to the PXI chassis can be arranged and emits light after the PXI switch S2 is closed.
Referring to fig. 8, a fourth part of the circuit schematic diagram of the power-on control cabinet provided in the embodiment of the present application is shown, wherein the 220V voltage output connection lines (220L/2.8, 220N/2.8, PE) are connected to the 220V voltage output connection lines (220L/3.2, 220N/3.2, PE/2.1) in fig. 7. With reference to fig. 7 and 8, the second 220V voltage output interface (port 9-11 of X01) may be further connected to a first voltage converter P1/P2, which may convert the 220V voltage into 24V voltage, wherein the first voltage converter P1 may output a 24V/10A signal and the first voltage converter P2 may output a 24V/3A signal. The first voltage converter P1 is connected to the 24V voltage output interface (ports 15-16 and 21-22 of X01), and the first voltage converter P2 is connected to the 24V voltage output interface (ports 17-18 of X01).
An air switch QF3 may be connected between the second 220V voltage output interface (9-11 ports of the X01) and the first voltage converter P1, and an air switch QF4 may be connected between the second 220V voltage output interface (9-11 ports of the X01) and the first voltage converter P2; a third indicator light H3 and a first fuse F1 can be connected between the first voltage converter P1 and the 24V voltage output interface (ports 15-16, 21 and 22 of the X01), wherein the third indicator light H3 is used for indicating the power-on control cabinet to provide a signal of 24V/10A, and the first fuse F1 is used for carrying out overcurrent protection on the circuit; a fourth indicator light H4 and a second fuse F2 can be connected between the first voltage converter P2 and the 24V voltage output interface (port 17-18 of X01), wherein the fourth indicator light H4 is used for indicating the power-on control cabinet to provide a signal of 24V/3A, and the second fuse is used for carrying out overcurrent protection on the circuit. The third indicator light and the fourth indicator light can be arranged on a control panel of the power-on control cabinet, and are shown in reference to fig. 5. Fourth switches 20K2 and 20K3 may be further connected between the 24V voltage output interface ( ports 21 and 22 of X01) and the first voltage converter P1 for controlling the voltage output of the 24V voltage output interface ( ports 21 and 22 of X01).
The second 220V voltage output interface (port 9-11 of X01) may also be connected to a second voltage converter P3, which may convert the 220V voltage into a 15V voltage, specifically, may output a 15V/5A signal. The second voltage converter P3 is connected to the 15V voltage output interface (port 19-20 of X01).
An air switch QF5 can be connected between the second 220V voltage output interface (9-11 ports of the X01) and the second voltage converter P3, a fifth indicator light H5 and a third fuse can be connected between the second voltage converter P3 and the 15V voltage output interface (19-20 ports of the X01), the fifth indicator light H5 is used for indicating the power-on control cabinet to provide a signal of 15V/5A, and the third fuse F3 is used for performing overcurrent protection on the circuit. Wherein the fifth indicator light may be disposed on the control panel of the power-on control cabinet, as shown with reference to fig. 5.
Referring to FIG. 9, a fifth partial circuit schematic diagram of the power-on control cabinet provided in the embodiment of the present application is shown, in which the 24V voltage output connection lines (2.8/L +24, 2.8/M24) are connected to the 24V voltage output connection lines (L +24/4.1, M24/4.1) in FIG. 7. The 24V voltage output connection (2.8/L +24, 2.8/M24) is connected to a safety relay (PNOZ X4) that powers the safety relay, which may control the third switches 20K2 and 20K 3.
Specifically, the safety relay can be connected with an emergency stop button S4 on the control panel, when the emergency stop button S4 is pressed, the safety relay controls the third switch and the fourth switch to be disconnected, so that power supply for the switch control cabinet is stopped, 24V voltage output interfaces ( ports 21 and 22 of X01) stop outputting 24V voltage, the switch control cabinet directly controls the test bed, after the switch control cabinet is powered off, the power supply of the test bed is ended, and the emergency power off of the test system is realized; the safety relay may also be connected to a reset button S3, and when the reset button is pressed, the safety relay controls the third switch and the fourth switch to be closed, so that the switch control cabinet is powered again, and the 24V voltage output interface ( ports 21 and 22 of X01) outputs 24V voltage again. The safety relay can also be connected with a reset indicator light, and the reset indicator light is used for emitting light when a reset button is pressed to indicate that the third switch and the fourth switch are closed again, so that the system is electrified again.
The safety relay is also provided with a feedback interface (refer to ports 1-8 of X02 in figures 1 and 9) for connecting with a switch control cabinet and a test bench and controlling the states of a third switch and a fourth switch by acquiring the states of an emergency stop switch and other switches in the switch control cabinet and the test bench. Generally speaking, at least one emergency stop button is arranged on the control panel, the switch control cabinet and the test bed, and when a plurality of emergency stop buttons are arranged, any one emergency stop button is pressed down, so that the safety relay can control the disconnection of the third switch and the fourth switch.
The embodiment of the application provides a power-on control cabinet, which comprises a 380V voltage output interface controlled by a first switch, a first 220V voltage output interface controlled by a second switch and a third switch, and a second 220V voltage output interface controlled by a second switch, wherein the first switch and the second switch can be controlled by a power supply relay which is controlled by a starting switch; the second 220V voltage output interface can be connected with the first voltage converter and is used for converting 220V voltage into 24V voltage for output by the 24V voltage output interface, and a fourth switch is connected between the first power converter and the 24V voltage output interface; the second 220V voltage output interface may be connected to the second voltage converter, and is configured to convert the 220V voltage into a 15V voltage for output by the 15V voltage output interface; the third switch and the fourth switch can be controlled by a safety relay, the safety relay is respectively connected with the emergency stop button and the reset button, when the emergency stop button is pressed down, the safety relay controls the third switch and the fourth switch to be disconnected, and when the reset button is pressed down, the safety relay controls the third switch and the fourth switch to be closed.
That is to say, in this application embodiment, the starting switch can control the power relay, the power relay can be through first switch and second switch control 380V voltage output, 220V voltage output, 24V voltage output and 15V voltage output can be realized to the voltage converter, emergency stop button and reset button can control the safety relay, the safety relay can be through third switch and fourth switch control 220V voltage output and 24V voltage output, like this, can be through adding the output of power switch board control different voltages, satisfy the demand for the test bench power-on, control through starting switch, emergency stop button and reset button, and easy operation.
When introducing elements of various embodiments of the present application, the articles "a," "an," "the," and "said" are intended to mean that there are one or more of the elements. The terms "comprising," "including," and "having" are intended to be inclusive and mean that there may be additional elements other than the listed elements.
It should be noted that, as one of ordinary skill in the art would understand, all or part of the processes of the above method embodiments may be implemented by a computer program to instruct related hardware, where the computer program may be stored in a computer readable storage medium, and when executed, the computer program may include the processes of the above method embodiments. The storage medium may be a magnetic disk, an optical disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), or the like.
The above-described apparatus embodiments are merely illustrative, and the units and modules described as separate components may or may not be physically separate. In addition, some or all of the units and modules may be selected according to actual needs to achieve the purpose of the solution of the embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.
The foregoing is directed to embodiments of the present application and it is noted that numerous modifications and adaptations may be made by those skilled in the art without departing from the principles of the present application and are intended to be within the scope of the present application.
Claims (10)
1. A powered control cabinet, comprising:
the voltage control circuit comprises a 380V voltage input interface, a 380V voltage output interface and a first switch connected with the 380V voltage input interface and the 380V voltage output interface;
the 220V voltage input interface is connected with a first end of a second switch, a second end of the second switch is connected with a first 220V voltage output interface through a third switch, and a second end of the second switch is connected with a second 220V voltage output interface;
the starting switch is used for controlling the first switch and the second switch to be closed through a starting relay when the starting switch is closed;
a first voltage converter connected to the second 220V voltage output interface, the first voltage converter being configured to convert a 220V voltage to a 24V voltage; a 24V voltage output interface connected with the first voltage converter through a fourth switch;
the second voltage converter is connected with the second 220V voltage output interface, and the 15V voltage output interface is connected with the second voltage converter, and the second voltage converter is used for converting 220V voltage into 15V voltage;
the safety relay is respectively connected with the emergency stop button and the reset button, power is supplied through the 24V voltage output interface, and when the emergency stop button is pressed down, the safety relay controls the third switch and the fourth switch to be switched off; when the reset button is pressed, the safety relay controls the third switch and the fourth switch to be closed.
2. The power-on control cabinet according to claim 1, wherein the 380V voltage output interface is used for connecting with a load cabinet, the first 220V voltage output interface and the 24V voltage output interface are used for connecting with a switch control cabinet, the second 220V voltage output interface is used for connecting with a power distribution unit PDU and/or PXI chassis, the 24V voltage output interface is used for connecting with a tested object, and the 15V voltage output interface is used for connecting with a signal board.
3. The power-on control cabinet of claim 1, wherein the 24V voltage output interface comprises a first interface and a second interface, the first interface is used for outputting 24V/10A signals, and the second interface is used for outputting 24V/3A signals.
4. The power-on control cabinet of claim 3, wherein a first fuse is disposed between the first interface and the first voltage converter, a second fuse is disposed between the second interface and the first voltage converter, and a third fuse is disposed between the 15V voltage output interface and the second voltage converter.
5. The power-on control cabinet of claim 3, further comprising:
a third indicator light indicating that a signal of 24V/10A is provided, a fourth indicator light indicating that a signal of 24V/3A is provided, and a fifth indicator light indicating that a signal of 15V/5A is provided.
6. The powered control cabinet of any of claims 1-5, further comprising:
the power indicator light is used for indicating the closing of the starting switch, the first indicator light is used for indicating the closing of the first switch, the second indicator light is used for indicating the closing of the second switch, and the reset indicator light is used for indicating the pressing of the reset button.
7. The power-on control cabinet according to any one of claims 1 to 5, wherein the 380V voltage input interface, the 380V voltage output interface, the 220V voltage input interface, the first 220V voltage output interface, the second 220V voltage output interface, the 24V voltage output interface and the 15V voltage output interface are disposed on an interface panel, the start switch and the reset button are disposed on a control panel, and the emergency stop button is disposed on at least one of the control panel, the switch control cabinet and a test stand.
8. The power-on control cabinet according to any one of claims 1 to 5, wherein an air switch is disposed between the 380V voltage input interface and the 380V voltage output interface, an air switch is disposed between the 220V voltage input interface and the first 220V voltage output interface, an air switch is disposed between the 220V voltage input interface and the second 220V voltage output interface, an air switch is disposed between the second 220V voltage output interface and the 24V voltage output interface, and an air switch is disposed between the second 220V voltage output interface and the 15V voltage output interface.
9. The power-on control cabinet of any one of claims 1 to 5, wherein the second 220V voltage output interface is connected to a PXI chassis through a test switch, and the power-on control cabinet further comprises a PXI power indicator light for indicating power to the PXI chassis.
10. The power-on control cabinet of any one of claims 1 to 5, further comprising a timer for starting timing after the start switch is closed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921384131.9U CN210577810U (en) | 2019-08-23 | 2019-08-23 | Power-up control cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921384131.9U CN210577810U (en) | 2019-08-23 | 2019-08-23 | Power-up control cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210577810U true CN210577810U (en) | 2020-05-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921384131.9U Active CN210577810U (en) | 2019-08-23 | 2019-08-23 | Power-up control cabinet |
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| Country | Link |
|---|---|
| CN (1) | CN210577810U (en) |
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2019
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