CN220584389U - Power transmitter calibration device - Google Patents
Power transmitter calibration device Download PDFInfo
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- CN220584389U CN220584389U CN202321857818.6U CN202321857818U CN220584389U CN 220584389 U CN220584389 U CN 220584389U CN 202321857818 U CN202321857818 U CN 202321857818U CN 220584389 U CN220584389 U CN 220584389U
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- 238000012795 verification Methods 0.000 claims abstract description 22
- 230000005611 electricity Effects 0.000 claims abstract description 15
- 238000000034 method Methods 0.000 abstract description 6
- 238000004891 communication Methods 0.000 abstract description 4
- 230000010354 integration Effects 0.000 abstract description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 235000004443 Ricinus communis Nutrition 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000010977 unit operation Methods 0.000 description 1
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Abstract
The utility model provides a power transmitter verifying attachment, includes the box, be provided with supply socket and switch on the first side of box, be provided with touch-sensitive screen, output channel, check display table and waiting to school district on the top surface of box, one side of waiting to school district is provided with input unit, the opposite side is provided with output unit, supply socket is connected with switch's input electricity, switch's output is connected with switching power supply and adjustable steady voltage stationary flow power supply's input electricity respectively, switching power supply's output is connected with the power interface electricity of controller, touch-sensitive screen, adjustable steady voltage stationary flow power supply's output is connected with the input unit electricity, output unit is connected with controller, output channel and check display table electricity respectively, controller and touch-sensitive screen communication are connected. The device has high integration level and convenient use, effectively solves the problems of lag, low automatic level and the like of the traditional method, and can better meet the verification requirement under the field multiple working conditions.
Description
Technical Field
The utility model relates to the technical field of power transmitter calibration, in particular to a power transmitter calibration device.
Background
Power transmitters are one of the devices commonly used in hydropower stations and are also important devices. The active power is used as one of important parameters for unit operation control, and has important roles for safe and stable operation of a hydropower station and an electric power system. Therefore, in order to ensure that the output channel quality of the power transmitter is normal, the periodic verification of the power transmitter becomes one of important work for the operation and maintenance of hydropower station equipment, but the current verification work of the power transmitter has the following problems:
(1) The traditional verification method needs to manually build a platform, tools such as a universal meter and an oscilloscope are used for detecting, verification accuracy errors exist in the verification equipment, the verification method is relatively backward, the working efficiency is low, and the verification accuracy is low.
(2) The traditional verification working method is complex, two persons are required to cooperate for verification, one person inputs signals and one person records the output signal acquisition value of the power transmitter, and the automation level is low.
(3) The traditional device has low integration level, has no display device and operation device which can be observed in real time, has scattered equipment, and is inconvenient to carry and operate on site.
Disclosure of Invention
The utility model aims to solve the technical problems that: the power transmitter calibration device has the characteristics of simple structure, convenience in carrying and use, reasonable structural design and strong practicability, and effectively solves the problems of lag and low automatic level of the traditional calibration method.
In order to achieve the technical characteristics, the aim of the utility model is realized in the following way: the utility model provides a power transmitter verifying attachment, includes the box, be provided with supply socket and switch on the first side of box, be provided with touch-sensitive screen, output channel, check display table and waiting to school district on the top surface of box, one side of waiting to school district is provided with input unit, and the opposite side is provided with output unit, install switching power supply, adjustable steady voltage stationary flow power supply and controller in the box, supply socket is connected with switch's input electricity, and switch's output is connected with switching power supply and adjustable steady voltage stationary flow power supply's input electricity respectively, and switching power supply's output is connected with the power interface electricity of controller, touch-sensitive screen, and adjustable steady voltage stationary flow power supply's output is connected with the input unit electricity, and output unit is connected with controller, output channel and check display table electricity respectively, and controller and touch-sensitive screen communication are connected.
And a rectifier bridge is further arranged in the box body, the input end of the rectifier bridge is electrically connected with the output end of the power switch, and the output end of the rectifier bridge is electrically connected with a power output terminal arranged on the top surface of the box body.
The output end of the switching power supply is also electrically connected with the power supply output terminal.
And a power adapter is further installed in the box body, the input end of the power adapter is connected with the output end of the power switch, and the output end of the power adapter is used for being electrically connected with the power transmitter to be verified.
And an indicator lamp is further arranged on the top surface of the box body and is electrically connected with the controller.
The top surface of the box body is also provided with an adjusting unit which is electrically connected with the adjustable voltage-stabilizing and current-stabilizing power supply and is used for adjusting the output voltage value and the output current value of the adjustable voltage-stabilizing and current-stabilizing power supply.
The second side of the box body is provided with a handle.
The bottom of the box body is provided with casters.
The utility model has the following beneficial effects:
1. the device has high integration level and convenient use, effectively solves the problems of lag, low automatic level and the like of the traditional method, and can better meet the verification requirement under the field multiple working conditions. The power transmitter to be checked is installed in the checking area, and the input unit and the output unit can be quickly connected with the power transmitter to be checked in a soft flat cable mode, so that the working efficiency can be greatly improved. The output channel and the check display table can ensure that the check table and the calibrated power transmitter are more accurately compared and analyzed, and the check accuracy is analyzed in time.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present utility model.
Fig. 2 is a schematic diagram of the connection of electrical components according to the present utility model.
In the figure: the box body 1, a first side surface 2, a second side surface 3, a top surface 4, an indicator light 5, an input unit 6, an output unit 7, a touch screen 8, an output channel 9, a verification display meter 10, an adjusting unit 11, a power output terminal 12, a power socket 13, a power switch 14, a region to be verified 15, a controller 16, a switching power supply 17, a rectifier bridge 18, an adjustable voltage-stabilizing and current-stabilizing power supply 19, a power adapter 21, casters 22, a lifting handle 23 and an inverter 24.
Detailed Description
Embodiments of the present utility model will be further described with reference to the accompanying drawings.
Referring to fig. 1-2, a power transmitter calibration device comprises a box body 1, a power socket 13 and a power switch 14 are arranged on a first side surface 2 of the box body 1, a touch screen 8, an output channel 9, a calibration display meter 10 and a region to be calibrated 15 are arranged on a top surface 4 of the box body 1, an input unit 6 is arranged on one side of the region to be calibrated 15, an output unit 7 is arranged on the other side of the region to be calibrated 15, a switching power supply 17, an adjustable voltage-stabilizing and current-stabilizing power supply 19 and a controller 16 are arranged in the box body 1, the power socket 13 is electrically connected with an input end of the power switch 14, an output end of the power switch 14 is electrically connected with the switching power supply 17 and an input end of the adjustable voltage-stabilizing and current-stabilizing power supply 19 respectively, an output end of the switching power supply 17 is electrically connected with the controller 16 and a power interface of the touch screen 8, the output end of the adjustable voltage-stabilizing and current-stabilizing power supply 19 is electrically connected with the input unit 6, and the output unit 7 is electrically connected with the controller 16, the output channel 9 and the calibration display meter 10 respectively, and the controller 16 is in communication with the touch screen 8.
Specifically, the power socket 13 is used for externally connecting an external power supply, and the power switch 14 is used for controlling the on-off of the external power supply. The touch screen 8 is used for displaying information such as voltage values, current values, output values of different channels of the power transmitter to be checked, operation records and the like. The output channel 9 is provided with six ports, is arranged on the upper side of the area 15 to be calibrated, is connected with the outer side terminal strip of the output unit 7 and is used for installing a power display meter so as to visually observe the output value of the output channel of the power transmitter. The check display table 10 is installed on the reference output channel to compare with the output value of the output channel 9. The area to be calibrated 15 is used for placing the power transmitter to be calibrated, the input unit 6 is designed on the left side of the area to be calibrated 15, the input unit 6 is in a double-side terminal type, one side terminal is connected with the output end of the adjustable voltage and current stabilizing power supply 19, the other side terminal is connected with the power transmitter to be calibrated placed on the area to be calibrated 15 in a soft flat cable mode, the output unit 7 is in a one-split multi-terminal row mode, the terminal at one side of the output unit 7 is connected with the power transmitter to be calibrated installed in the area to be calibrated 15 in a soft flat cable mode, and the other side terminal is respectively connected with six groups of output channels 9, the calibration display meter 10 and the controller 16. The switching power supply 17 is used to provide DC24V power to the controller 16 and the touch screen 8. The adjustable voltage and current stabilizing power supply 19 is of a model DCPS4022 and is used for adjusting an output voltage value or a current value, the output voltage is adjustable from 0V to 400V, and the output current is adjustable from 0A to 10A.
The controller 16 adopts a PLC for collecting the power analog quantity signal of the power transmitter to be checked, outputting the starting quantity signal to the indicator lamp, and transmitting data to the touch screen through touch screen communication.
Preferably, the verification display table 10 adopts a power display table with the model number of TP 613.
Further, a rectifier bridge 18 is further installed in the box 1, an input end of the rectifier bridge 18 is electrically connected with an output end of the power switch 14, and an output end of the rectifier bridge 18 is electrically connected with the power output terminal 12 installed on the top surface 4 of the box 1. The output end of the rectifier bridge outputs DC220V power for providing DC220V power for external devices. The power output terminal 12 has a terminal strip structure, and is convenient to connect.
Further, the output terminal of the switching power supply 17 is also electrically connected to the power supply output terminal 12, so that the DC24V power supply is conveniently supplied to the external device.
In this way, the power output terminal 12 can output a DC220V voltage and a DC24V voltage for supplying power to the external equipment
Further, a power adapter 21 is further installed in the box 1, an input end of the power adapter 21 is connected with an output end of the power switch 14, and an output end of the power adapter 21 is used for being electrically connected with a power transmitter to be verified. The power adapter 21 is used to power the power transmitter.
Further, an indicator lamp 5 is further arranged on the top surface 4 of the box body 1, and the indicator lamp 5 is electrically connected with the controller 16. The indicator lamp 5 is used for indicating that the device is faulty and the power supply is normal.
Further, an adjusting unit 11 is further disposed on the top surface 4 of the box body 1, the adjusting unit 11 is electrically connected with the adjustable regulated power supply 19, and the adjusting unit 11 is used for adjusting an output voltage value and an output current value of the adjustable regulated power supply 19. The adjusting unit 11 is matched with an adjustable voltage-stabilizing and current-stabilizing power supply 19. In other words, the adjusting unit 11 is a control panel of the adjustable voltage-stabilizing and current-stabilizing power supply 19.
Further, the second side 3 of the case 1 is provided with a handle 23 for convenience of handling by engineers.
The bottom of the box body 1 is provided with casters 23 which are convenient to move and fix. When moving, the braking device of the castor is opened, fixed, and the braking device of the castor 23 is locked. The casters 23 may employ 2 directional casters and 2 universal casters.
The working principle of the utility model is as follows:
first, the apparatus is moved to a work place required for the site, and is placed on a test stand in a balanced and stable manner.
Second, the power transmitter to be checked is installed in the area to be checked 15, and its input end is connected with the input unit 6, and its output end is connected with the output unit 7, and the power adapter 21 is connected to the power terminal of the power transmitter.
Thirdly, a meter for power signal is mounted or connected to the output channel 9, and a required power supply is led out from the power supply output terminal 12.
Fourth, after the wiring is finished, the mains supply is connected to the power socket 13 of the device, and the power switch 14 is turned on to realize the electrified operation.
Fifth, the voltage or current value is adjusted by the adjusting unit 11 according to the range of the power transmitter, the voltage signal or current signal is input to the power transmitter to be calibrated by the adjustable voltage-stabilizing and current-stabilizing power supply 19 and the input unit in the device, the corresponding power signal is output by the output unit and is respectively sent to the controller 16 and the output channel 9, three data of the display table 10 are checked, and the comparison analysis is performed.
Sixth, the general adjusting means 11 adjusts the voltage by using a constant current value. The mode of regulating the current value by adopting a constant voltage value can also be adopted. The voltage and current values are the corresponding nominal values of the power transmitter.
Seventh, the controller 16 sends the device operating status and fault alert signals to the indicator lights and touch screen through the set control logic. The touch screen can check the check record and signal action event of the power transmitter and display the analog quantity of the output channel of the power transmitter.
Eighth, after the verification is completed, the power switch of the device is disconnected, and the mains supply line is pulled out.
And ninth, after the device is powered off, the external wiring of the power transmitter to be calibrated is removed, and the power transmitter is marked.
Claims (8)
1. A power transmitter verification device, characterized in that: including box (1), be provided with supply socket (13) and switch (14) on first side (2) of box (1), be provided with touch-sensitive screen (8), output channel (9), check display table (10) and treat school district (15) on top surface (4) of box (1), treat one side of school district (15) and be provided with input unit (6), the opposite side is provided with output unit (7), install switching power supply (17), adjustable steady voltage stationary flow power supply (19) and controller (16) in box (1), supply socket (13) are connected with switch's (14) input electricity, switch's (14) output respectively with switching power supply (17) and adjustable steady voltage stationary flow power supply (19) input electricity be connected, switch power supply's (17) output and controller (16), touch-sensitive screen's (8) power interface electricity are connected, output and input unit (6) electricity of adjustable steady voltage stationary flow power supply (19), output unit (7) respectively with controller (16), output channel (9) and switch (16) are connected with touch-sensitive screen (8) electricity.
2. The power transmitter verification device of claim 1, wherein: and a rectifier bridge (18) is further arranged in the box body (1), the input end of the rectifier bridge (18) is electrically connected with the output end of the power switch (14), and the output end of the rectifier bridge (18) is electrically connected with a power output terminal (12) arranged on the top surface (4) of the box body (1).
3. The power transmitter verification device of claim 2, wherein: the output end of the switching power supply (17) is also electrically connected with the power supply output terminal (12).
4. The power transmitter verification device of claim 1, wherein: the power supply device is characterized in that a power adapter (21) is further installed in the box body (1), the input end of the power adapter (21) is connected with the output end of the power switch (14), and the output end of the power adapter (21) is used for being electrically connected with a power transmitter to be verified.
5. The power transmitter verification device of claim 1, wherein: an indicator lamp (5) is further arranged on the top surface (4) of the box body (1), and the indicator lamp (5) is electrically connected with the controller (16).
6. The power transmitter verification device of claim 1, wherein: the top surface (4) of the box body (1) is also provided with an adjusting unit (11), the adjusting unit (11) is electrically connected with an adjustable voltage-stabilizing and current-stabilizing power supply (19), and the adjusting unit (11) is used for adjusting the output voltage value and the output current value of the adjustable voltage-stabilizing and current-stabilizing power supply (19).
7. The power transmitter verification device of claim 1, wherein: the second side (3) of the box body (1) is provided with a handle (23).
8. The power transmitter verification device of claim 1, wherein: the bottom of the box body (1) is provided with casters (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321857818.6U CN220584389U (en) | 2023-07-14 | 2023-07-14 | Power transmitter calibration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321857818.6U CN220584389U (en) | 2023-07-14 | 2023-07-14 | Power transmitter calibration device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220584389U true CN220584389U (en) | 2024-03-12 |
Family
ID=90107739
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321857818.6U Active CN220584389U (en) | 2023-07-14 | 2023-07-14 | Power transmitter calibration device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220584389U (en) |
-
2023
- 2023-07-14 CN CN202321857818.6U patent/CN220584389U/en active Active
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