CN216560862U - System for element test - Google Patents
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- CN216560862U CN216560862U CN202122836257.9U CN202122836257U CN216560862U CN 216560862 U CN216560862 U CN 216560862U CN 202122836257 U CN202122836257 U CN 202122836257U CN 216560862 U CN216560862 U CN 216560862U
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Abstract
The application provides a system for testing components, wherein the system comprises: the device comprises control equipment, power supply equipment, power distribution equipment, acquisition equipment and an element to be tested; a direct-current power supply system of the power supply equipment is respectively connected with the three-phase alternating-current power supply and the control equipment; the alternating current power supply system of the power supply equipment is respectively connected with the three-phase alternating current power supply and the control equipment; the power distribution equipment is respectively connected with the direct current power supply system and the alternating current power supply system; the power distribution equipment is connected with the element to be tested; the acquisition equipment comprises a temperature sensor for measuring the temperature of the element to be measured; a measuring contact of the temperature sensor is in contact connection with a target part of the element to be measured; and the output end of the temperature sensor is connected with the input end of the control equipment. According to the embodiment of the application, different types of input power supplies can be provided for the element to be tested through the system, and the temperature data of the element to be tested can be acquired in real time.
Description
Technical Field
The application relates to the technical field of electronic components, in particular to a system for testing elements.
Background
With the high-speed development of railway passenger cars, the number of electric devices of vehicles is continuously increased, and the safe and stable operation of electric devices is of great importance to the safety, comfort and stability of the railway passenger cars. In daily fault analysis and fault diagnosis work, most of electrical element faults are related to temperature and thermal effect, and conductor temperature rise is the most direct cause of thermal effect accumulation and temperature exceeding. The temperature rise refers to the current thermal effect generated after the conductor is electrified, and the temperature of the conductor is continuously raised to be thermally stable along with the time, and the difference between the temperature and the surrounding environment is called as the temperature rise. The initial effect of conductor temperature rise is not obvious, accumulation and development are slow, the effect is concealed, the troubleshooting is very difficult and difficult to find in time, but various faults, accidents and hidden dangers caused by the effect are very prominent.
In the prior art, for electrical elements with different power supply types, corresponding alternating current circuits or direct current circuits need to be built for testing the electrical elements, when various types of electrical elements are tested, a plurality of detection circuits need to be built, the reusability of the detection circuits is too low, and the temperature of the electrical elements can be manually measured only after a human body feels that the electrical elements are too high in the measurement process, so that the temperature of the electrical elements cannot be obtained in real time, and the electrical elements are prone to failure due to too high temperature.
SUMMERY OF THE UTILITY MODEL
In view of this, an embodiment of the present disclosure provides a device testing system to provide different types of input power supplies for a device under test and obtain temperature data of the device under test in real time.
The embodiment of the application provides a system for testing elements, which comprises: the device comprises control equipment, power supply equipment, power distribution equipment, acquisition equipment and an element to be tested;
the power supply equipment comprises a direct current power supply system and an alternating current power supply system; the power supply end and the control end of the direct-current power supply system are respectively connected with the three-phase alternating-current power supply and the control equipment and are used for converting the three-phase alternating-current power supply into target direct current when receiving an adjustment request sent by the control equipment; the power supply end and the control end of the alternating current power supply system are respectively connected with the three-phase alternating current power supply and the control equipment and are used for converting the three-phase alternating current power supply into target alternating current when receiving an adjustment request sent by the control equipment;
the direct-current input end and the alternating-current input end of the power distribution equipment are respectively connected with the output end of the direct-current power supply system and the output end of the alternating-current power supply system and used for obtaining a target output power supply; the target output power source comprises the target direct current and the target alternating current; the output end of the power distribution equipment is connected with the input end of the element to be tested and used for transmitting the target output power supply to the input end of the element to be tested;
the acquisition equipment comprises a temperature sensor for measuring the temperature of the element to be measured; a measuring contact of the temperature sensor is in contact connection with a target part of the element to be measured; the output end of the temperature sensor is connected with the input end of the control equipment and used for sending the temperature data generated by the temperature sensor to the control equipment.
In one possible embodiment, the power distribution device includes a dc switch and an ac switch;
one end of the direct current switch is connected with the output end of the direct current power supply system, and the other end of the direct current switch is connected with a first element to be tested and used for transmitting the target direct current to the first element to be tested when the direct current switch is closed;
one end of the alternating current switch is connected with the output end of the alternating current power supply system, and the other end of the alternating current switch is connected with a second element to be tested and used for transmitting the target alternating current to the second element to be tested when the alternating current switch is closed.
In one possible embodiment, the control device comprises an industrial personal computer;
the input end of the industrial personal computer is connected with the output end of the acquisition equipment and is used for acquiring and storing the temperature data from the acquisition equipment;
and the output end of the industrial personal computer is respectively connected with the input end of the direct current power supply system and the input end of the alternating current power supply system and is used for respectively sending the adjustment request to the direct current power supply system and the alternating current power supply system.
In a possible embodiment, the control device further comprises a display screen;
the display screen is connected with the industrial personal computer and used for displaying the display parameters on the display screen when receiving the display instruction and the display parameters sent by the industrial personal computer.
In one possible embodiment, the control device further comprises a backup power supply;
the input end of the standby power supply is connected with a three-phase alternating current power supply, the output end of the standby power supply is connected with the industrial personal computer, and the standby power supply is used for transmitting a self-stored power supply to the industrial personal computer when the three-phase alternating current power supply does not have an input power supply.
In one possible embodiment, the component under test is disposed in a test cabinet; the test cabinet is internally provided with a camera for recording the running condition in the test cabinet; the camera is connected with the control equipment and used for transmitting data generated by the camera to the control equipment.
In one possible embodiment, the test cabinet is provided with a transparent glass area for observing the operation condition in the test cabinet.
In one possible embodiment, an electronic screen is further arranged on the test cabinet; the electronic screen is connected with the camera and used for displaying the video shot by the camera in real time.
In one possible embodiment, the collection device further comprises a voltage collection circuit, a current collection circuit, and a resistance collection circuit;
the voltage probe of the voltage acquisition circuit is connected with a target port of the element to be detected and is used for acquiring a voltage value of the target port; the acquisition device of the current acquisition circuit is fixed at a preset measurement position and is used for acquiring a current value on a target wire at the preset measurement position; the acquisition end of the resistance acquisition circuit is connected with the target resistance of the element to be detected and is used for acquiring the resistance value of the target resistance;
the control equipment is respectively connected with the output end of the voltage acquisition circuit, the output end of the current acquisition circuit and the output end of the resistance acquisition circuit and is used for acquiring and storing the voltage value, the current value and the resistance value.
In one possible embodiment, the control device is mounted in a control cabinet, and four wheels are mounted on the bottom of the control cabinet; the four wheels have a braking function; the four wheels include two universal wheels and two directional wheels.
The system of an element test that this application embodiment provided through set up DC power supply system and AC power supply system in power supply unit, can realize direct current and alternating current output, satisfies multiple test demand, through the target site contact with the element that awaits measuring with temperature sensor, can acquire the temperature data of the element target site that awaits measuring in the test time quantum in real time, confirms the temperature rise situation of change of the element that awaits measuring according to these temperature data.
In order to make the aforementioned objects, features and advantages of the present application more comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained from the drawings without inventive effort.
Fig. 1 shows a schematic structural diagram of a system for component testing according to an embodiment of the present application.
Fig. 2 shows a schematic connection relationship diagram of a power distribution device provided by an embodiment of the present application.
Fig. 3 shows a schematic connection relationship diagram of an industrial personal computer provided in an embodiment of the present application.
Fig. 4 shows a connection relationship diagram of a backup power supply provided by an embodiment of the present application.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, 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 the embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present application without making any creative effort, shall fall within the protection scope of the present application.
The embodiment of the present application provides a system for testing components, which is described below by way of example.
Fig. 1 is a schematic structural diagram of a system for testing components according to an embodiment of the present application, and as shown in fig. 1, the system includes: the device comprises a control device 101, a power supply device 102, a power distribution device 103, a collection device 105 and a component to be tested 104; the power supply apparatus 102 includes a dc power supply system 1021 and an ac power supply system 1022; a power end and a control end of the direct-current power supply system 1021 are respectively connected with the three-phase alternating-current power supply 106 and the control device 101, and are used for converting the three-phase alternating-current power supply 106 into target direct current when receiving an adjustment request sent by the control device 101; a power end and a control end of the ac power system 1022 are respectively connected to the three-phase ac power 106 and the control device 101, and are configured to convert the three-phase ac power 106 into a target ac power when receiving an adjustment request sent by the control device 101; a direct current input end and an alternating current input end of the power distribution equipment 103 are respectively connected with an output end of the direct current power supply system 1021 and an output end of the alternating current power supply system 1022, and are used for acquiring a target output power supply; the target output power source comprises the target direct current and the target alternating current; the output end of the power distribution equipment 103 is connected with the input end of the element to be tested 104, and is used for transmitting the target output power to the input end of the element to be tested 104; the acquisition device 105 comprises a temperature sensor 1051 for measuring the temperature of the element under test 104; a measuring contact 1052 of the temperature sensor 1051 is in contact connection with a target part 1043 of the element 104 to be measured; the output end of the temperature sensor 1051 is connected to the input end of the control device 101, and is configured to send the temperature data generated by the temperature sensor 1051 to the control device 101.
Specifically, the system provided in this embodiment of the present application implements a control function through the control device 101, and the power device 102 is connected to the control device 101 and the three-phase ac power supply 106, so as to obtain three-phase ac power from the three-phase ac power supply 106, obtain a control signal from the control device 101, and perform corresponding transformation on the obtained three-phase ac power by the power device 102 according to the control signal in the adjustment request sent by the control device 101. The power supply apparatus 102 includes a dc power supply system 1021 and an ac power supply system 1022. In the embodiment of the present application, after the dc power system 1021 is configured to obtain three-phase ac power, the three-phase ac power is converted into adjustable dc power of 0-80V and 0-216V, where the embodiment of the present application does not limit the type of the dc power system 1021, and the control device 101 controls the magnitude of the dc power output by the dc power system 1021 by sending a protocol instruction matched with the dc power system 1021; ac power supply system 1022 is used to obtain three-phase ac power, and then four ac power outputs can be realized, respectively: 2000A/15V, 500A/20V, 100A/30V and 20A/50V, can continuously work, and the control device 101 controls the size of the alternating current output by the alternating current power supply system 1022 by outputting a protocol command matched with the alternating current power supply system 1022. The three-phase alternating current power supply 106 provides 380V/50HZ power frequency alternating current, also called commercial power.
In the embodiment of the present application, the device under test 104 includes, but is not limited to: the low-resistance circuit of the vehicle comprises electric elements of a low-resistance loop of the vehicle, such as a relay, a contactor, a breaker and the like, or electronic elements, such as a sensor, a resistor, an inductor, a capacitor and the like. For safety, a power switch for cutting off the three-phase alternating-current power supply 106 may be installed between the three-phase alternating-current power supply 106 and the power supply device 102.
The acquisition device 105 includes a temperature sensor 1051, wherein a measurement contact 1052 of the temperature sensor 1051 is in contact connection with a target portion 1043 of the element 104 to be measured, the embodiment of the present application does not limit the type of the temperature sensor 1051, and in actual use, the measurement contact for measuring temperature is fixed in contact with the target portion 1043 of the element 104 to be measured. In this embodiment, the temperature sensor 1051 may include a plurality of measuring contacts, and the plurality of measuring contacts may be fixed to other portions of the dut 104 according to actual requirements.
The system of an element test that this application embodiment provided through set up DC power supply system and AC power supply system in power supply unit, can realize direct current and alternating current output, satisfies multiple test demand, through the target site contact with the element that awaits measuring with temperature sensor, can acquire the temperature data of the element target site that awaits measuring in the test time quantum in real time, confirms the temperature rise situation of change of the element that awaits measuring according to these temperature data.
In a possible embodiment, fig. 2 shows a schematic connection relationship diagram of a power distribution device 103 provided by an embodiment of the present application, where the power distribution device 103 includes a dc switch 1031 and an ac switch 1032; one end of the dc switch 1031 is connected to the output end of the dc power supply system 1021, and the other end of the dc switch 1031 is connected to the first element to be tested 1041, and is configured to transmit the target dc power to the first element to be tested 1041 when the dc switch 1031 is closed; one end of the ac switch 1032 is connected to the output end of the ac power supply system 1022, and the other end of the ac switch 1032 is connected to the second device under test 1042, so that when the ac switch 1032 is closed, the target ac power is transmitted to the second device under test 1042.
Specifically, in the embodiment of the present application, the power distribution device 103 may be connected to a plurality of components to be tested 104 at the same time, the components to be tested 104 can only obtain one power source during operation, and when the operation parameters of the components to be tested 104 under the ac power are measured, the components to be tested 104 need to be connected to the ac power; when measuring the parameters of the dut 104 under the dc power, the dut 104 needs to be connected to the dc power, and fig. 2 provides the connection relationship when the dut 104 is the first dut 1041 and the connection relationship when the dut 104 is the second dut 1042, respectively. When the dc switch 1031 in the power distribution apparatus 103 is closed, the target dc power output by the dc power supply system 1021 is directly transmitted to the first element to be tested 1041; when the ac switch 1032 in the power distribution device 103 is closed, the target ac power output from the ac power supply system 1022 is directly transmitted to the second device under test 1042. In the embodiment of the present application, the dc switch 1031 and the ac switch 1032 are both physical switches. The embodiment of the present application does not limit the control manner of the dc switch 1031 and the ac switch 1032, and the on and off of the switches may be implemented by software control, programmable logic control, or any other method.
It should be noted that the dc switch 1031 in the power distribution apparatus 103 corresponds to a plurality of sets of output ports, and outputs dc power at the plurality of sets of output ports, each set of output ports being used for providing dc power to one electrical component. The direct current output by the plurality of groups of ports can be the same or different through corresponding circuits and control instructions; similarly, the ac switch 1032 in the power distribution device 103 corresponds to multiple sets of output ports, and each set of output ports is used for providing ac power for one electrical component. In the embodiment of the present application, the power distribution equipment 103 further includes a remote control switch, when the remote control switch is closed, the dc switch 1031 and the ac switch 1032 in the power distribution equipment 103 can operate normally, and when the remote control switch is opened, the dc switch 1031 and the ac switch 1032 in the power distribution equipment 103 lose control function. Meanwhile, when the remote control switch is turned off, a first switch and a second switch are provided for the control device 101, and the first switch and the second switch respectively replace the control functions of the direct current switch 1031 and the alternating current switch 1032 to realize the switching function. The connection modes of the first switch and the second switch are similar to the connection modes of the dc switch 1031 and the ac switch 1032, and one end of the switch is connected to the dc power supply system/the ac power supply system, and the other end is connected to the device under test 104 (the first device under test 1041/the second device under test 1042).
In a possible implementation, fig. 3 shows a schematic connection relationship diagram of an industrial personal computer 1011 provided in an embodiment of the present application, and as shown in fig. 3, the control device 101 includes the industrial personal computer 1011; the input end of the industrial personal computer 1011 is connected with the output end of the acquisition equipment 105 and is used for acquiring and storing the temperature data from the acquisition equipment 105; the output end of the industrial personal computer 1011 is connected to the input end of the dc power supply system 1021 and the input end of the ac power supply system 1022, respectively, and is configured to send the adjustment request to the dc power supply system 1021 and the ac power supply system 1022, respectively.
Specifically, the industrial personal computer 1011 includes a target program for sending an adjustment request, and when the target program in the industrial personal computer 1011 is started, the system can automatically run through a control function, the working environment, the input parameters and the like of the element to be measured 104 are simulated through the target program, and the temperature rise change of the element to be measured 104 under the input parameters is determined according to the temperature data of the element to be measured 104 acquired by the acquisition device 105.
In a possible embodiment, the control device 101 further comprises a display screen; the display screen is connected with the industrial personal computer 1011 and used for displaying the display parameters on the display screen when receiving the display instruction and the display parameters sent by the industrial personal computer 1011.
In particular, the display screen is used to display the data collected by the collection device 105, including but not limited to: the temperature data of the device under test 104, the operation data of the device under test 104, the voltage and current parameters of the device under test 104 during operation, the target direct current output by the direct current power supply system 1021, the target alternating current output by the alternating current power supply system 1022, and the like are acquired by corresponding acquisition circuits in the acquisition equipment 105. The acquisition device 105 cannot directly control the display screen to display, and needs to transmit various operation data to the industrial personal computer 1011 of the control device 101, and the industrial personal computer 1011 controls the display screen to display target data. It should be noted that, when the signal acquired by the sensor in the acquisition device 105 is an analog quantity, the analog quantity needs to be converted into a digital quantity and transmitted to the industrial computer 1011, so an analog-to-digital conversion circuit may be provided in the acquisition device 105, or the conversion from the analog quantity to the digital quantity is completed through the switch, one end of the switch is connected to the acquisition device 105, and the other end of the switch is connected to the industrial computer 1011, so as to complete the conversion from the analog quantity to the digital quantity.
In a possible embodiment, fig. 4 shows a schematic connection relationship diagram of a backup power source 107 provided in an embodiment of the present application, and as shown in fig. 4, the control device 101 further includes the backup power source 107; the input end of the standby power supply 107 is connected with the three-phase alternating-current power supply 106, and the output end of the standby power supply 107 is connected with the industrial personal computer 1011 and used for transmitting power stored by the standby power supply 107 to the industrial personal computer 1011 when the three-phase alternating-current power supply 106 does not input power.
Specifically, in the embodiment of the present application, the backup Power Supply 107 is an Uninterruptible Power Supply (UPS), which is an Uninterruptible Power Supply including an energy storage device, and when the mains Power input provided by the three-phase ac Power Supply 106 is normal, the UPS supplies the regulated mains Power to the load, and the UPS is an ac voltage regulator and also charges the battery in the battery; when the commercial power is interrupted (power failure in accident), the UPS immediately supplies the direct current electric energy of the battery to the load by a method of switching and converting the inverter to continuously supply 220V alternating current to the load, so that the load keeps normal work and the software and hardware of the load are protected from being damaged. UPS devices typically provide protection against either excessive voltage or insufficient voltage.
In one possible embodiment, the device under test 104 is disposed in a test cabinet; the test cabinet is internally provided with a camera for recording the running condition in the test cabinet; the camera is connected to the control device 101, and is configured to transmit data generated by the camera to the control device 101.
Specifically, the test cabinet is used for mounting and testing the to-be-tested element 104, the test cabinet is divided into three layers, the first layer to the second layer are used for mounting at least one electrical element and measuring a temperature sensor of the electrical element, wherein one electrical element can be measured, and a plurality of electrical elements can be measured simultaneously. The third layer is used for installing the acquisition equipment 105, each layer is provided with a camera installation support for installing a camera, and the test condition in the test cabinet and the operation condition of the element to be tested 104 are recorded through the camera. When in actual use, the number of the cameras in the test cabinet can be determined according to actual requirements. Each camera is connected with the industrial personal computer 1011 in the control device 101 and used for transmitting the shooting data to the industrial personal computer 1011, so that the industrial personal computer 1011 can transmit the shooting data to the display screen and display the video shot by the camera in the target area of the display screen in real time.
In one possible embodiment, the test cabinet is provided with a transparent glass area for observing the operation condition in the test cabinet.
In one possible embodiment, an electronic screen is further arranged on the test cabinet; the electronic screen is connected with the camera and used for displaying the video shot by the camera in real time. Through setting up electronic screen on the test cabinet, ensure that when the display screen that industrial computer 1011 is connected is far away from the test cabinet, the user can directly observe the operational aspect in every region in the test cabinet through the electronic screen on the test cabinet, needn't look over to the region at industrial computer 1011 and display screen place, can in time discover the abnormal conditions in the test cabinet.
Specifically, due to the fact that the range displayed by the transparent glass area is limited, the camera inside the test cabinet is connected through the electronic screen, and the specific operation condition of each layer of the test cabinet shot by the camera can be displayed in real time. Meanwhile, a switch is arranged on the electronic screen and used for opening or closing the electronic screen, the switch can be arranged outside the cabinet body of the test cabinet, and the electronic screen can also be connected with the control equipment 101 and used for controlling the opening or closing of the electronic screen through the control equipment 101.
In one possible embodiment, the acquisition device 105 further comprises a voltage acquisition circuit, a current acquisition circuit, and a resistance acquisition circuit; a voltage probe of the voltage acquisition circuit is connected with a target port of the element to be tested 104 and is used for acquiring a voltage value of the target port; the acquisition device of the current acquisition circuit is fixed at a preset measurement position and is used for acquiring a current value on a target wire at the preset measurement position; the acquisition end of the resistance acquisition circuit is connected with the target resistance of the element to be detected 104 and is used for acquiring the resistance value of the target resistance; the control device 101 is connected with the output end of the voltage acquisition circuit, the output end of the current acquisition circuit and the output end of the resistance acquisition circuit, and is used for acquiring and storing the voltage value, the current value and the resistance value.
Specifically, a voltage probe for acquiring a voltage value of a target port of the to-be-measured element 104 is arranged in the voltage acquisition circuit, and the voltage probe is connected with the target port, so that the voltage value of the target port can be acquired. The current acquisition circuit comprises a current clamp for measuring a current value on a target wire, the current clamp is arranged at a preset measuring position, when the current of a certain wire connected with the element to be measured 104 is required to be measured, the wire required to be measured passes through the inside of the current clamp at the preset measuring position, and therefore a current parameter on the target wire is obtained through the current clamp. The resistance acquisition circuit is provided with a resistance probe, and the resistance probe is connected with a target resistance of the element to be detected 104 to obtain a resistance value of the target resistance of the element to be detected 104. The output end of the voltage acquisition circuit, the output end of the current acquisition circuit and the output end of the resistance acquisition circuit are directly connected with the industrial personal computer 1011 of the control equipment 101, and the voltage acquisition circuit is used for transmitting acquired current parameters, voltage parameters and resistance parameters to the industrial personal computer 1011, so that after the industrial personal computer 1011 acquires current, voltage and resistance, the current voltage, current and resistance of the element 104 to be detected are displayed on the control display screen in real time, the current, current and resistance can be displayed in a curve graph mode, and a user can conveniently judge the change conditions of the voltage, current and resistance of the element 104 to be detected.
In a possible embodiment, the control device 101 is mounted in a control cabinet, on the bottom of which four wheels are mounted respectively; the four wheels have a braking function; the four wheels include two universal wheels and two directional wheels.
In the embodiments provided in the present application, it should be understood that the disclosed system may be implemented in other ways. The above-described embodiments are merely illustrative, and for example, the division of the units or devices into only one logical functional division may be implemented in other ways, and for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted, or not implemented. In addition, the shown or discussed coupling or direct coupling or communication connection between each other may be through some communication interfaces, indirect coupling or communication connection between devices or units, and may be in an electrical, mechanical or other form.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, functional units in the embodiments provided in the present application may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit.
The functions may be stored in a computer-readable storage medium if they are implemented in the form of software functional units and sold or used as separate products. Based on such understanding, the technical solution of the present application or portions thereof that substantially contribute to the prior art may be embodied in the form of a software product stored in a storage medium and including instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the system according to the embodiments of the present application. And the aforementioned storage medium includes: a U-disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and other various media capable of storing program codes.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus once an item is defined in one figure, it need not be further defined and explained in subsequent figures, and moreover, the terms "first", "second", "third", etc. are used merely to distinguish one description from another and are not to be construed as indicating or implying relative importance.
Finally, it should be noted that: the above-mentioned embodiments are only specific embodiments of the present application, and are used to illustrate the technical solutions of the present application, but not to limit the technical solutions, and the scope of the present application is not limited to the above-mentioned embodiments, although the present application is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: any person skilled in the art can modify or easily conceive the technical solutions described in the foregoing embodiments or equivalent substitutes for some technical features within the technical scope disclosed in the present application; such modifications, changes or substitutions do not depart from the spirit and scope of the present disclosure, which should be construed in light of the above teachings. Are intended to be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (10)
1. A system for component testing, the system comprising: the device comprises control equipment, power supply equipment, power distribution equipment, acquisition equipment and an element to be tested;
the power supply equipment comprises a direct current power supply system and an alternating current power supply system; the power supply end and the control end of the direct-current power supply system are respectively connected with the three-phase alternating-current power supply and the control equipment and are used for converting the three-phase alternating-current power supply into target direct current when receiving an adjustment request sent by the control equipment; the power supply end and the control end of the alternating current power supply system are respectively connected with the three-phase alternating current power supply and the control equipment and are used for converting the three-phase alternating current power supply into target alternating current when receiving an adjustment request sent by the control equipment;
the direct-current input end and the alternating-current input end of the power distribution equipment are respectively connected with the output end of the direct-current power supply system and the output end of the alternating-current power supply system and used for obtaining a target output power supply; the target output power source comprises the target direct current and the target alternating current; the output end of the power distribution equipment is connected with the input end of the element to be tested and used for transmitting the target output power supply to the input end of the element to be tested;
the acquisition equipment comprises a temperature sensor for measuring the temperature of the element to be measured; a measuring contact of the temperature sensor is in contact connection with a target part of the element to be measured; the output end of the temperature sensor is connected with the input end of the control equipment and used for sending the temperature data generated by the temperature sensor to the control equipment.
2. The system of claim 1, wherein the power distribution equipment comprises a direct current switch and an alternating current switch;
one end of the direct current switch is connected with the output end of the direct current power supply system, and the other end of the direct current switch is connected with a first element to be tested and used for transmitting the target direct current to the first element to be tested when the direct current switch is closed;
one end of the alternating current switch is connected with the output end of the alternating current power supply system, and the other end of the alternating current switch is connected with a second element to be tested and used for transmitting the target alternating current to the second element to be tested when the alternating current switch is closed.
3. The system of claim 1, wherein the control device comprises an industrial personal computer;
the input end of the industrial personal computer is connected with the output end of the acquisition equipment and is used for acquiring and storing the temperature data from the acquisition equipment;
and the output end of the industrial personal computer is respectively connected with the input end of the direct current power supply system and the input end of the alternating current power supply system and is used for respectively sending the adjustment request to the direct current power supply system and the alternating current power supply system.
4. The system of claim 3, wherein the control device further comprises a display screen;
the display screen is connected with the industrial personal computer and used for displaying the display parameters on the display screen when receiving the display instruction and the display parameters sent by the industrial personal computer.
5. The system of claim 3, wherein the control device further comprises a backup power source;
the input end of the standby power supply is connected with a three-phase alternating current power supply, the output end of the standby power supply is connected with the industrial personal computer, and the standby power supply is used for transmitting a self-stored power supply to the industrial personal computer when the three-phase alternating current power supply does not have an input power supply.
6. The system of claim 1, wherein the component under test is disposed in a test cabinet;
the test cabinet is internally provided with a camera for recording the running condition in the test cabinet; the camera is connected with the control equipment and used for transmitting data generated by the camera to the control equipment.
7. The system of claim 6, wherein the test cabinet is provided with a transparent glass area for observing the operation of the test cabinet.
8. The system of claim 6, wherein an electronic screen is further disposed on the test cabinet; the electronic screen is connected with the camera and used for displaying the video shot by the camera in real time.
9. The system of claim 1, wherein the collection device further comprises a voltage collection circuit, a current collection circuit, and a resistance collection circuit;
the voltage probe of the voltage acquisition circuit is connected with a target port of the element to be detected and is used for acquiring a voltage value of the target port; the acquisition device of the current acquisition circuit is fixed at a preset measurement position and is used for acquiring a current value on a target wire at the preset measurement position; the acquisition end of the resistance acquisition circuit is connected with the target resistance of the element to be detected and is used for acquiring the resistance value of the target resistance;
the control equipment is respectively connected with the output end of the voltage acquisition circuit, the output end of the current acquisition circuit and the output end of the resistance acquisition circuit and is used for acquiring and storing the voltage value, the current value and the resistance value.
10. The system of claim 1, wherein the control device is mounted in a control cabinet, four wheels being mounted on the bottom of the control cabinet; the four wheels have a braking function; the four wheels include two universal wheels and two directional wheels.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122836257.9U CN216560862U (en) | 2021-11-18 | 2021-11-18 | System for element test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122836257.9U CN216560862U (en) | 2021-11-18 | 2021-11-18 | System for element test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216560862U true CN216560862U (en) | 2022-05-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122836257.9U Active CN216560862U (en) | 2021-11-18 | 2021-11-18 | System for element test |
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| Country | Link |
|---|---|
| CN (1) | CN216560862U (en) |
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- 2021-11-18 CN CN202122836257.9U patent/CN216560862U/en active Active
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