CN108828442B - Time-delay relay detection device - Google Patents
Time-delay relay detection device Download PDFInfo
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Abstract
The invention relates to a time delay relay detection device, which comprises: the device comprises a detection control module, a detection module and a fixing module; the fixed module is provided with a plurality of relay interfaces, and each relay interface can be connected with a corresponding relay to be detected; the detection control module is used for acquiring user input information, generating a corresponding detection control signal according to the input information and transmitting the detection control signal to the detection module; the detection module is connected with the fixed module and the detection control module and used for receiving the detection control signal and detecting the relay performance parameters of the relay connected to the fixed module according to the detection control signal to generate detection result information; the detection result information is the detection result information obtained by comparing the collected relay performance parameters with the standard performance parameters, and the delay relay detection device provided by the invention can be used for simultaneously carrying out mass detection on a plurality of relays, so that the detection efficiency is improved, and the detection cost is reduced.
Description
Technical Field
The invention relates to the technical field of nuclear power instrument control, in particular to a time delay relay detection device.
Background
A time delay relay used in a nuclear power plant is a relay to which a timing function is added to a general electromagnetic relay, and is used for timing to close or open so as to control a circuit in electrical equipment and devices. The delay relay is widely applied to a 48V direct current control loop of a nuclear power plant and has important significance for controlling important equipment such as a pump, a valve, a diesel engine and the like. The delay relay can be set into three types of front delay, rear delay and front and rear delay through dialing.
The delay relay is widely applied to important protection and control systems of nuclear power plants, and if the delay relay breaks down or is abnormal, the realization of important nuclear power control or protection functions is influenced. Therefore, the detection device is used for detecting the relay in a fixed period, and is particularly important for improving the reliability and stability of the equipment. In the conventional technology, engineering personnel can detect the delay relays one by one on site through a recorder.
In the above-mentioned conventional technology, because the recorder is expensive and can only detect a delay relay at a time, therefore this detection mode can waste a large amount of costs to the efficiency of detection is low, can not satisfy the timely detection of delay relay in batches.
Disclosure of Invention
Therefore, the delay relay detection device is necessary to solve the problems that a large amount of cost is wasted, the detection efficiency is low, and the timely detection of a large amount of delay relays cannot be met.
A delay relay detection device includes: the device comprises a detection control module, a detection module and a fixing module; the fixed module is provided with a plurality of relay interfaces, and each relay interface can be connected with a corresponding relay to be detected; the detection control module is used for acquiring user input information, generating a corresponding detection control signal according to the input information and transmitting the detection control signal to the detection module; the detection module is connected with the fixed module and the detection control module and is used for receiving the detection control signal and detecting the relay performance parameters of the relay connected to the fixed module according to the detection control signal to generate detection result information; and the detection result information is obtained by comparing the collected relay performance parameters with the standard performance parameters.
In one embodiment, the relay interface comprises: at least one of the front delay relay interface, the rear delay relay interface and the front and rear delay relays.
In one embodiment, the input information includes: relay type, preset delay time and standard performance parameters.
In one embodiment, the detection control module is further configured to obtain the detection result information generated by the detection module in real time, and store and display the detection result information.
In one embodiment, the relay performance parameters include: relay parameters and delay time; the detection module is also used for comparing the collected relay parameters and the delay time with the standard parameters and the preset delay time to obtain relay state information, and generating detection result information according to the relay state information.
In one embodiment, the detection result information includes: the total detection times, the qualified times, the relay performance parameters detected each time and the relay state information.
In one embodiment, the detection module comprises: a control unit and a communication unit; the communication unit is connected with the detection control module, and is used for receiving the detection control signal transmitted by the detection control module and transmitting the detection result information generated by the control unit to the detection control module; the control unit is connected with the communication unit and the fixed module and used for receiving the detection control signal transmitted by the communication unit, detecting the relay performance parameters of the relay connected to the fixed module according to the detection control signal, comparing the detected relay parameters and delay time with standard parameters and preset delay time to obtain relay state information, generating detection result information according to the relay state information, and transmitting the detection result information to the communication unit.
In one embodiment, the detection module further comprises: a drive unit; the driving unit is connected with the control unit and the fixing unit and used for driving the relays connected with the plurality of relay interfaces on the fixing unit to work according to the voltage signals transmitted by the control unit.
In one embodiment, the detection module further comprises: a collection unit; the acquisition unit is connected with the control unit and the fixing unit and used for acquiring relay parameters and delay time of the relays connected with the plurality of relay interfaces on the fixing unit and transmitting the relay parameters and the delay time to the control unit.
In one embodiment, a contact is arranged in the relay interface, and the relay to be detected is connected with the detection module through the contact.
One embodiment of the invention is realized by arranging a detection control device, a detection device and a fixing module. And acquiring user input information in real time through the detection control module, and generating a detection control signal according to the input information. The detection control signal controls the detection module to detect the performance parameters of the delay relay connected to the fixed module, and the acquired relay performance parameters are compared with the standard performance parameters to obtain detection result information. The fixed module is provided with a plurality of relay interfaces, namely the time delay relay detection device provided by the invention can simultaneously carry out mass detection on a plurality of relays, thereby improving the detection efficiency and reducing the detection cost.
Drawings
Fig. 1 is a structural diagram of a delay relay detection device according to an embodiment of the present invention.
Reference numerals: 100 is a detection control module, 200 is a detection module, 210 is a control unit, 220 is a communication unit, 230 is a driving unit, 240 is an acquisition unit, and 300 is a fixed module.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The embodiment of the invention discloses a time delay relay detection device, which is characterized in that user input information is acquired in real time through a detection control module, a detection control signal is generated according to the input information and transmitted to the detection module, and the detection module performs relay performance parameter detection on a relay connected to a fixed module according to the detection control signal to generate detection result information. The fixed module is provided with a plurality of relay interfaces. The method can be used for simultaneously detecting a plurality of delay relays, and the detection efficiency is improved.
Referring to fig. 1, fig. 1 is a structural diagram of a delay relay detection device according to an embodiment of the present invention.
As shown in fig. 1, a delay relay detecting apparatus includes: a detection control module 100, a detection module 200 and a fixing module 300; the fixed module 300 is provided with a plurality of relay interfaces, and each relay interface can be connected with a corresponding relay to be detected; the detection control module 100 is configured to obtain user input information, generate a detection control signal according to the input information, and transmit the detection control signal to the detection module 200; the detection module 200 is connected to the fixed module 300 and the detection control module 100, and configured to receive the detection control signal, and perform relay performance parameter detection on the relay connected to the fixed module 300 according to the detection control signal, so as to generate detection result information; and the detection result information is obtained by comparing the collected relay performance parameters with the standard performance parameters.
Specifically, the input information includes: relay type, preset delay time and standard performance parameters. Wherein the relay types include: a front delay relay, a rear delay relay, a front delay relay and a rear delay relay. The standard performance parameters include: a preset input voltage and a preset output voltage. More specifically, the preset input voltage is 48V, and the preset output voltage is 48V. The detection control module 100 generates a detection control signal according to the acquired user input information, and the detection control signal controls the detection module 200 to perform performance parameter detection on the relay connected to the fixed module 300. Contacts are arranged in the relay interface, and the relay to be detected is connected with the detection module 200 through the contacts. The relay interface comprises at least one of a front delay relay interface, a rear delay relay interface and a front delay relay and a rear delay relay. Eight relay interfaces are preferably provided on the fixed module 300. Wherein the relay performance parameters include: relay parameters and delay time; the relay parameters include: an input voltage and an output voltage. The detection module 200 is further configured to detect the relay for multiple times, compare the relay parameter and the delay time acquired each time with the standard parameter and the preset delay time to obtain relay state information, and generate detection result information according to the relay state information. Wherein, the relay state information indicates whether the relay is qualified, i.e. whether the relay is normal or damaged. More specifically, the detection module 200 collects relay parameters and obtains relay delay time in real time. Comparing the relay parameters with standard parameters, namely comparing the input voltage and the output voltage acquired in real time with a preset input voltage and a preset output voltage; and comparing the obtained relay delay time with a preset delay time. And when the input voltage is the same as the preset input voltage, the output voltage is the same as the preset output voltage, and the delay time is the same as the preset delay time, judging that the current relay is qualified. And when one of the input voltage, the output voltage and the delay time is different from the preset input voltage, the preset output voltage and the preset delay time, judging that the current relay is unqualified. The detection control module 100 is further configured to obtain the detection result information generated by the detection module 200 in real time, and store and display the detection result information. The delay relay detection device may further include a printer, and the printer is connected to the detection control module 100 and configured to print the detection result information. The detection result information includes: the total detection times, the qualified times, the relay performance parameters detected each time and the relay state information. The detection control module 100 may be a smart phone (e.g., an Android phone, an iOS phone, etc.), a tablet computer, a palm computer, a Mobile Internet Device (MID), a PAD, an HMI, a computer, etc. The detection module 200 may be a PLC or a single chip microcomputer.
Preferably, the detection module 200 includes: a control unit 210 and a communication unit 220; the communication unit 220 is connected to the detection control module 100, and is configured to receive the detection control signal transmitted by the detection control module, and further configured to transmit the detection result information generated by the control unit 210 to the detection control module 100; the control unit 210 is connected to the communication unit 220 and the fixed module 300, and configured to receive a detection control signal transmitted by the communication unit 220, perform relay performance parameter detection on a relay connected to the fixed module 300 according to the detection control signal, compare a detected relay parameter and delay time with a standard parameter and a preset delay time to obtain relay state information, generate detection result information according to the relay state information, and transmit the detection result information to the communication unit 220.
Specifically, the communication unit 220 may receive the detection control signal transmitted by the detection control module and transmit the detection result information generated by the control unit 210 to the detection control module 100 in a wired or wireless manner, where the wireless transmission manner may be wireless network transmission such as WIFI, bluetooth, NFC, or GPRS, 4G, 3G, and the like. The wired transmission mode is data transmission through a physical interface and a cable.
Preferably, the detection module 200 further includes: a driving unit 230 and an acquisition unit 240; the driving unit 230 is connected to the control unit 210 and the fixing unit, and is configured to drive the relays connected to the plurality of relay interfaces on the fixing unit to operate according to the voltage signal transmitted by the control unit 210. The acquisition unit 240 is connected to the control unit 210 and the fixing unit, and is configured to acquire relay parameters and delay times of relays connected to a plurality of relay interfaces of the fixing unit, and transmit the relay parameters and the delay times to the control unit 210.
In an embodiment of the invention, the detection module 200 of the delay relay detection apparatus is a PLC, and the PLC is configured to collect the delay time, the input voltage, and the output voltage of the delay relay, and compare the delay time, the input voltage, and the output voltage with the preset delay time, the preset input voltage, and the preset output voltage to obtain the detection result information. The PLC is connected with the detection control module 100 through the Internet, the detection control module 100 is a computer terminal, namely the PLC is connected with the computer terminal through the Internet, and the detection result information is transmitted to the computer terminal in real time for display. The computer terminal can collect user input information in real time, generate a detection control signal according to a user input instruction and transmit the detection control signal to the PLC, and automatic detection of the plurality of delay relays at the same time is achieved. In the present embodiment, the inspection control module 100, the inspection module 200, and the fixing module 300 are provided as five-layer frames. And a computer terminal and a printer are arranged in the first layer of rack, and the printer is used for printing the detection result information received by the computer terminal. The second layer of rack is provided with a PLC which communicates with the computer terminal of the first layer of rack through the Internet, wherein the CPU of the PLC selects 312 series, and the scanning precision can reach 1 ms. The communications unit 220 selects the IM360 for communication with the computer terminal. The power supply of the PLC selects a PS307 power supply module, which is used to output voltage to the driving unit 230, so that the driving unit 230 drives the delay relay. The driving unit 230 selects a 48V direct current 16-bit digital quantity output chip matched with the delay relay. The acquisition unit 240 selects 24V direct current 16-bit digital quantity to input into the chip, the minimum sampling period of the chip can reach 1ms, and the requirement of high-precision detection can be met. And the third layer to the fifth layer of the rack are respectively provided with a fixing device, the fixing device of each layer is provided with eight relay interfaces, and the three fixing devices can simultaneously detect 24 delay relays. Each fixing device is also provided with a switch and a safety device; the switch is used for controlling whether the corresponding fixing device is conducted or not, and the fuse is used for performing overcurrent protection on the fixing device.
When the time delay relay detection device formed by five layers of racks is used for detecting the time delay relay, firstly, the detection of the relay can be carried out after the login password with corresponding authority is input at a computer terminal, and therefore the detection device is prevented from being damaged by misoperation. After the user logs in, the computer terminal displays the fixing devices in the third-layer frame to the fifth-layer frame, and after the corresponding fixing devices are clicked, the state and the detection result of the corresponding time delay relay are displayed on the picture. And after the parameter setting buttons are clicked, a user can set the relay type, the preset delay time and the standard performance parameters of the corresponding delay relay. The total test times and the unqualified times are arranged below the parameter setting button, and when the time delay relay is detected, the total test times and the unqualified times can count corresponding data in real time so as to facilitate monitoring of a user. The logged interface comprises a start detection button and a stop detection button, the detection button is detected when the start is clicked, the delay relay detection device performs cyclic detection on the delay relay, and the detection on the delay relay is stopped after the stop detection button is clicked.
One embodiment of the invention is realized by arranging a detection control device, a detection device and a fixing module. And acquiring user input information in real time through the detection control module, and generating a detection control signal according to the input information. The detection control signal controls the detection module to detect the performance parameters of the delay relay connected to the fixed module, and the acquired relay performance parameters are compared with the standard performance parameters to obtain detection result information. The fixed module is provided with a plurality of relay interfaces, namely the time delay relay detection device provided by the invention can simultaneously carry out mass detection on a plurality of relays, thereby improving the detection efficiency and reducing the detection cost.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (8)
1. A time delay relay detection device, comprising: the device comprises a detection control module, a detection module and a fixing module;
set up a plurality of relay interfaces on the fixed module, each the relay interface can connect a corresponding relay that waits to detect, the relay interface includes: at least one of a front delay relay interface, a rear delay relay interface and a front delay relay and a rear delay relay;
the detection control module is used for acquiring user input information, generating a corresponding detection control signal according to the input information and transmitting the detection control signal to the detection module;
the detection module is connected with the fixed module and the detection control module and is used for receiving the detection control signal and detecting the relay performance parameters of the relay connected to the fixed module according to the detection control signal to generate detection result information; the relay performance parameters include: relay parameters and delay time; the detection module is also used for comparing the collected relay parameters and the delay time with the standard parameters and the preset delay time to obtain relay state information and generating detection result information according to the relay state information;
the detection module is further configured to compare the collected relay parameters and delay time with the standard parameters and preset delay time to obtain relay state information, and the relay state information includes: comparing the input voltage and the output voltage which are acquired in real time with a preset input voltage and a preset output voltage; comparing the obtained relay delay time with a preset delay time; when the input voltage is the same as the preset input voltage, the output voltage is the same as the preset output voltage, and the delay time is the same as the preset delay time, judging that the current relay is qualified; when one of the input voltage, the output voltage and the delay time is different from the preset input voltage, the preset output voltage and the preset delay time, judging that the current relay is unqualified;
and the detection result information is obtained by comparing the collected relay performance parameters with the standard performance parameters.
2. The apparatus of claim 1,
the input information includes: relay type, preset delay time and standard performance parameters.
3. The apparatus of claim 1,
the detection control module is also used for acquiring the detection result information generated by the detection module in real time, and storing and displaying the detection result information.
4. The apparatus of claim 1,
the detection result information includes: the total detection times, the qualified times, the relay performance parameters detected each time and the relay state information.
5. The apparatus of claim 1, wherein the detection module comprises: a control unit and a communication unit;
the communication unit is connected with the detection control module, and is used for receiving the detection control signal transmitted by the detection control module and transmitting the detection result information generated by the control unit to the detection control module;
the control unit is connected with the communication unit and the fixed module and used for receiving the detection control signal transmitted by the communication unit, detecting the relay performance parameters of the relay connected to the fixed module according to the detection control signal, comparing the detected relay parameters and delay time with standard parameters and preset delay time to obtain relay state information, generating detection result information according to the relay state information, and transmitting the detection result information to the communication unit.
6. The apparatus of claim 5, wherein the detection module further comprises: a drive unit;
the driving unit is connected with the control unit and the fixing unit and used for driving the relays connected with the plurality of relay interfaces on the fixing unit to work according to the voltage signals transmitted by the control unit.
7. The apparatus of claim 6, wherein the detection module further comprises: a collection unit;
the acquisition unit is connected with the control unit and the fixing unit and used for acquiring relay parameters and delay time of the relays connected with the plurality of relay interfaces on the fixing unit and transmitting the relay parameters and the delay time to the control unit.
8. The apparatus of claim 1,
and a contact is arranged in the relay interface, and the relay to be detected is connected with the detection module through the contact.
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| CN109884519A (en) * | 2019-03-11 | 2019-06-14 | 汉腾汽车有限公司 | A kind of new-energy automobile power battery charge relay control system |
| CN112526335A (en) * | 2020-11-30 | 2021-03-19 | 浙江正泰汽车科技有限公司 | Function test equipment of relay for automobile windscreen wiper |
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