Ice-coated line measuring device and ice-coated line testing method

By integrating multiple measurement modules into the box of the ice-covered line measurement device, the tool carrying problem of power supply bureau personnel during on-site measurement is solved, and a variety of data is quickly collected and displayed, which improves the operation efficiency and the integration of the measurement device. Spend.

CN119164449APending Publication Date: 2024-12-20GUANGDONG POWER GRID CO LTD +1
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Patent Information

Application Number
CN202411435391.X
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-10-15
Publication Date
2024-12-20

AI Technical Summary

Technical Problem

During ice icy period, power supply bureau personnel need to carry a variety of measurement tools for line measurement, resulting in omissions, space occupied and increased load load, reducing operating efficiency.

Method used

A icy-covered line measurement device is designed, integrating a length measurement module, a weight measurement module, a temperature and humidity measurement module, a wind speed measurement module, a main control module and a function switching module in the box. Through the function switching module, a variety of measurement functions are realized Quick collection and real-time display of data.

Benefits of technology

It effectively solves the omissions and load-bearing problems caused by too many carrying tools, improves operating efficiency, achieves the satisfaction of diversified measurement requirements and the rapid acquisition of measurement data, and improves the integration and comprehensive functions of the measurement device.

✦ Generated by Eureka AI based on patent content.

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Abstract

The invention discloses an iced line measuring device and an iced line testing method. The icing line measuring device comprises a box body, a length measuring module, a weight measuring module, a temperature and humidity measuring module, a wind speed measuring module, a main control module, a display module and a function switching module. All the modules are integrated in the box body; the main control module is used for controlling the length measuring module to measure the length data of the object to be tested and collecting the length data according to the output signal of the function switching module, or controlling the weight measuring module to measure the weight data of the object to be tested and collecting the weight data; or the temperature and humidity measurement module is controlled to measure and collect temperature and humidity data of the to-be-tested object, or the wind speed measurement module is controlled to measure and collect wind speed data of the to-be-tested object; the control module is also used for transmitting the collected data to the display module for display; the function switching module is used for selecting a preset function. According to the technical scheme of the embodiment of the invention, the working efficiency of icing measurement can be improved.
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Description

Technical Field

[0001] The present invention relates to the technical field of line icing detection equipment, and in particular to an icing line measuring device and an icing line testing method. Background Art

[0002] During the icing period, the power transmission team of the power supply bureau needs to conduct relevant inspections on the lines in the icing area, and at the same time, record and measure the data of the simulated conductors for artificial ice observation, calculate and convert them into the actual ground wire according to the relevant formula, and obtain the corresponding data to determine whether it is necessary to carry out de-icing and other related work on the conductors. To record and measure the icing observation data of the simulated conductors, it is usually necessary to obtain the type, shape, size of the ice on the simulated conductors, and measure the long diameter, short diameter of the ice, the length of the ice taken, and the weight of ice per unit length (g / m). The measured data is diverse, and a variety of measuring tools are required, which easily leads to the problem of missing and carrying due to the large number of measuring tools. In addition, since a variety of measuring tools need to be carried to the site, space is occupied and the load is increased, which makes the staff's work efficiency low. Summary of the invention

[0003] The present invention provides an ice-covered line measuring device and an ice-covered line testing method, so as to improve the operating efficiency of ice-covered line measurement.

[0004] According to one aspect of the present invention, there is provided an ice-covered line measuring device, comprising a box, a length measuring module, a weight measuring module, a temperature and humidity measuring module, a wind speed measuring module, a main control module, a display module and a function switching module;

[0005] The length measurement module, the weight measurement module, the temperature and humidity measurement module, the wind speed measurement module, the main control module, the display module and the function switching module are all integrated in the box;

[0006] The length measurement module, the weight measurement module, the temperature and humidity measurement module, the wind speed measurement module, the display module and the function switching module are all connected to the main control module; the main control module is used to control the length measurement module to measure the length data of the object to be tested and collect the length data according to the output signal of the function switching module, and transmit the length data to the display module for display, or control the weight measurement module to measure the weight data of the object to be tested and collect the weight data, and transmit the weight data to the display module for display, or control the temperature and humidity measurement module to measure the temperature and humidity data of the object to be tested and collect the temperature and humidity data, and transmit the temperature and humidity data to the display module for display, or control the wind speed measurement module to measure the wind speed data of the object to be tested and collect the wind speed data, and transmit the wind speed data to the display module for display; the function switching module is used to select a preset function.

[0007] Optionally, the temperature and humidity measurement module and part of the length measurement module are arranged inside the box and along the first direction, the temperature and humidity measurement module is arranged on the first side of the box along the first direction, the wind speed measurement module and part of the length measurement module are arranged inside the box and along the second direction, the wind speed measurement module is arranged on the first side of the box along the second direction, part of the length measurement module is arranged in the central area of ​​the box, part of the length measurement module and the main control module are arranged along the first direction, the main control module is arranged inside the box and along the second side of the box in the first direction, the main control module and part of the weight measurement module are arranged along the second direction, and part of the weight measurement module is arranged on the second side of the second direction; the display module is arranged on the box, and part of the function switching module is arranged inside the box and along the second side of the box in the first direction.

[0008] Optionally, the length measurement module includes a drawstring sensor, a draw ring, an adjustable potentiometer and a caliper;

[0009] The pull ring is mechanically connected to the pull rope sensor, and the pull rope sensor is electrically connected to the main control module;

[0010] The adjustable potentiometer is mechanically connected to the caliper, and the adjustable potentiometer is electrically connected to the main control module;

[0011] The pull rope sensor and the adjustable potentiometer are arranged inside the box and along the first direction, the pull ring and the caliper are arranged outside the box, and the pull ring is arranged on the first side of the box along the first direction, and the caliper moves along the first direction.

[0012] Optionally, the temperature and humidity measurement module includes a temperature and humidity measurement circuit and a temperature and humidity measurement unit;

[0013] The temperature and humidity measurement circuit is connected to the temperature and humidity measurement unit and the main control module respectively;

[0014] The temperature and humidity measurement circuit and the temperature and humidity measurement unit are both disposed in the box body and along the first side of the box body in the first direction.

[0015] Optionally, the wind speed measurement module includes a wind speed measurement circuit and a wind speed measurement unit;

[0016] The wind speed measurement circuit is connected to the wind speed measurement unit and the main control module respectively;

[0017] The wind speed measurement circuit and the wind speed measurement unit are both disposed in the housing and along a first side of the housing in the first direction. The wind speed measurement unit moves in a direction opposite to the first direction.

[0018] Optionally, the weight measurement module includes a weight measurement circuit and a hook;

[0019] The weight measurement circuit is mechanically connected to the hook, and the weight measurement circuit is electrically connected to the main control module;

[0020] The hook is arranged in the magnetic absorption groove outside the box body and is arranged along the second side of the second direction of the box body.

[0021] Optionally, the main control module includes a main control chip, a boost circuit and a charging circuit;

[0022] The main control chip, the boost circuit and the charging circuit are all integrated on a main control circuit board;

[0023] The boost circuit includes a first boost chip, a first capacitor, a second capacitor, a third capacitor, a fourth capacitor, a fifth capacitor, a sixth capacitor, a seventh capacitor, an eighth capacitor, a first resistor, a second resistor, a third resistor, a fourth resistor, a fifth resistor and a first inductor; the first end of the first resistor is connected to the first end of the first boost chip, the second end of the first resistor is connected to the second end of the first boost chip, the first end of the first capacitor and the first end of the first inductor, the second end of the first capacitor is connected to the third end of the first boost chip, the second end of the first inductor is connected to the first end of the second capacitor, the first end of the third capacitor and the fourth end of the first boost chip, and is connected to a battery, the second end of the second capacitor, the second end of the third capacitor and the first end of the second resistor are grounded, the second end of the second resistor is connected to the first boost chip The fifth end of the boost chip is connected to the first end of the fourth capacitor, the first end of the fifth capacitor, and the first end of the third resistor, and outputs a first power supply voltage. The second end of the third resistor is connected to the first end of the fourth resistor and the seventh end of the first boost chip. The second end of the fourth resistor, the second end of the fourth capacitor, and the second end of the fifth capacitor are all grounded. The eighth end of the first boost chip is connected to the first end of the fifth resistor and the first end of the sixth capacitor. The second end of the fifth resistor is connected to the first end of the seventh capacitor. The second end of the sixth capacitor and the second end of the seventh capacitor are both grounded. The first end of the eighth capacitor is connected to the ninth end of the first boost chip, and the second end of the eighth capacitor is grounded. The first boost chip is used to boost the battery voltage to the first power supply voltage.

[0024] The boost circuit also includes a second boost chip and a ninth capacitor, a tenth capacitor, an eleventh capacitor, a twelfth capacitor, a thirteenth capacitor, a fourteenth capacitor, a sixth resistor, a seventh resistor and a second inductor; the first end of the second boost chip is connected to the first end of the sixth resistor and the first end of the seventh resistor, the second end of the sixth resistor is connected to the first end of the fourteenth capacitor, the first end of the thirteenth capacitor and the second end of the second boost chip, and outputs a second power supply voltage, the second end of the fourteenth capacitor, the second end of the thirteenth capacitor and the second end of the seventh resistor are all grounded, the first end of the second inductor is connected to the third end of the second boost chip, the second end of the second inductor is connected to the fourth end of the second boost chip, the first end of the ninth capacitor, the first end of the tenth capacitor, the first end of the eleventh capacitor and the first end of the twelfth capacitor, and is connected to the battery, the second end of the ninth capacitor, the second end of the tenth capacitor, the second end of the eleventh capacitor and the second end of the twelfth capacitor are all grounded; the second boost chip is used to boost the battery voltage to the second power supply voltage;

[0025] The charging circuit includes a charging chip, an eighth resistor and a fifteenth capacitor; a first end of the charging chip is connected to the battery, a second end of the charging chip is connected to the first end of the eighth resistor, a third end of the charging chip is connected to the first end of the fifteenth capacitor and is connected to the second power supply voltage, and the second end of the eighth resistor and the second end of the fifteenth capacitor are both grounded; the charging chip is used to charge the battery through the second power supply voltage.

[0026] Optionally, the function switching module includes at least five buttons and knobs;

[0027] The button is connected to the main control module and the knob respectively. The button is integrated on the main control module, and the knob is arranged outside the box.

[0028] According to another aspect of the present invention, a method for testing an ice-covered line is provided, using the ice-covered line measuring device provided by any of the above embodiments, the method comprising:

[0029] According to the preset function selected by the function switching module;

[0030] Controlling the length measurement module to measure the length data of the object to be tested and collecting the length data;

[0031] or,

[0032] Controlling the weight measurement module to measure the weight data of the object to be tested and collecting the weight data;

[0033] or,

[0034] Controlling the temperature and humidity measurement module to measure the temperature and humidity data of the object to be tested and collecting the temperature and humidity data;

[0035] or,

[0036] The wind speed measurement module is controlled to measure the wind speed data of the object to be tested and collect the wind speed data.

[0037] Optionally, the ice-covered line testing method further includes:

[0038] Filtering out measurement noise in the collected data through a Kalman filter algorithm, and outputting filtered collected data; wherein the collected data includes one of length data, weight data, temperature and humidity data, and wind speed data;

[0039] Convert the filtered collected data into fuzzy values ​​in the fuzzy set and calculate the fuzzy membership of the input collected data;

[0040] Perform category judgment through the fuzzy membership of the input collected data and preset fuzzy rules to obtain output fuzzy set membership;

[0041] The output fuzzy set membership is optimized by the centroid method.

[0042] The technical solution of the embodiment of the present invention can solve the problems of forgetting to carry too many measuring tools, taking up space, and increasing the load caused by operators carrying too many measuring tools during operation by setting a length measurement module, a weight measurement module, a temperature and humidity measurement module, a wind speed measurement module, a main control module, a display module, and a function switching module, and integrating each module into a box, and can meet the diversified measurement needs of power supply bureau personnel in field work and effectively improve work efficiency. At the same time, the ice-covered line measurement device can measure length, temperature and humidity, weight, and wind speed, so that it can quickly obtain various measurement data through one device, and display them in real time through the display module, thereby improving the integration and comprehensiveness of the ice-covered line measurement device.

[0043] It should be understood that the contents described in this section are not intended to identify the key or important features of the embodiments of the present invention, nor are they intended to limit the scope of the present invention. Other features of the present invention will become easily understood through the following description. BRIEF DESCRIPTION OF THE DRAWINGS

[0044] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0045] Figure 1 A schematic diagram of the structure of an ice-covered line measurement device provided according to an embodiment of the present invention;

[0046] Figure 2 A schematic diagram of the structure of another ice-covered line measurement device provided according to an embodiment of the present invention;

[0047] Figure 3 A schematic diagram of the structure of another ice-covered line measurement device provided according to an embodiment of the present invention;

[0048] Figure 4 A schematic diagram of the structure of a main control chip provided according to an embodiment of the present invention;

[0049] Figure 5 A schematic diagram of the structure of a boost circuit provided according to an embodiment of the present invention;

[0050] Figure 6A schematic diagram of the structure of another boost circuit provided according to an embodiment of the present invention;

[0051] Figure 7 A schematic diagram of the structure of a charging circuit provided according to an embodiment of the present invention;

[0052] Figure 8 A flowchart of an ice-covered line testing method provided according to an embodiment of the present invention;

[0053] Fig. 9 The present invention is a flowchart of another ice-covered line testing method provided according to an embodiment of the present invention. DETAILED DESCRIPTION

[0054] In order to enable those skilled in the art to better understand the scheme of the present invention, the technical scheme in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work should fall within the scope of protection of the present invention.

[0055] It should be noted that the terms "first", "second", etc. in the specification and claims of the present invention and the above-mentioned drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequence. It should be understood that the data used in this way can be interchanged where appropriate, so that the embodiments of the present invention described herein can be implemented in an order other than those illustrated or described herein. In addition, the terms "including" and "having" and any variations thereof are intended to cover non-exclusive inclusions, for example, a process, method, system, product or device that includes a series of steps or units is not necessarily limited to those steps or units that are clearly listed, but may include other steps or units that are not clearly listed or inherent to these processes, methods, products or devices.

[0056] Figure 1 FIG. 1 is a schematic diagram of a structure of an ice-covered line measuring device provided according to an embodiment of the present invention, with reference to FIG. Figure 1The ice-covered line measuring device includes a box 100, a length measuring module 10, a weight measuring module 20, a temperature and humidity measuring module 30, a wind speed measuring module 40, a main control module 50, a display module 60 and a function switching module 70; the length measuring module 10, the weight measuring module 20, the temperature and humidity measuring module 30, the wind speed measuring module 40, the main control module 50, the display module 60 and the function switching module 70 are all integrated in the box 100; the length measuring module 10, the weight measuring module 20, the temperature and humidity measuring module 30, the wind speed measuring module 40, the display module 60 and the function switching module 70 are all connected to the main control module 50; the main control module 50 is used to output the function switching module 70 according to the input of the function switching module 70 The signal is output to control the length measurement module 10 to measure the length data of the object to be tested and collect the length data, and transmit the length data to the display module 60 for display, or the weight measurement module 20 is controlled to measure the weight data of the object to be tested and collect the weight data, and transmit the weight data to the display module 60 for display, or the temperature and humidity measurement module 30 is controlled to measure the temperature and humidity data of the object to be tested and collect the temperature and humidity data, and transmit the temperature and humidity data to the display module 60 for display, or the wind speed measurement module 40 is controlled to measure the wind speed data of the object to be tested and collect the wind speed data, and transmit the wind speed data to the display module 60 for display; the function switching module 70 is used to select a preset function.

[0057] Among them, selecting the preset function can be specifically understood as selecting any functional module among the length measurement module 10, the weight measurement module 20, the temperature and humidity measurement module 30 or the wind speed measurement module 40 for data measurement through the function switching module 70.

[0058] Specifically, when it is necessary to use the length measurement module 10 to measure the length data of ice, the function switching module 70 is switched to the length measurement mode, that is, the length measurement function is selected, the control module 50 controls the length measurement module 10 to measure the data and displays the measured length data through the display module 60, and the operator can read the length data through the display module 70. When it is necessary to use the weight measurement module 20 to measure the weight data of ice, the function switching module 70 is switched to the weight measurement mode, that is, the weight measurement function is selected, the control module 50 controls the weight measurement module 20 to measure the data and displays the measured weight data through the display module 60, and the operator can read the weight data through the display module 70. When it is necessary to use the temperature and humidity measurement module 30 to measure the temperature and humidity data of the external environment where the ice is located, the function switching module 70 is switched to the temperature and humidity measurement mode, that is, the temperature and humidity measurement function is selected, the control module 50 controls the temperature and humidity measurement module 30 to measure the data and displays the measured temperature and humidity data through the display module 60, and the operator can read the temperature and humidity data through the display module 70. When it is necessary to use the wind speed measurement module 40 to measure the wind speed data of the external environment where the ice is located, the function switching module 70 is switched to the wind speed measurement mode, that is, the wind speed measurement function is selected, and the control module 50 controls the wind speed measurement module 40 to measure the data and displays the measured wind speed data through the display module 60. The operator can read the wind speed data through the display module 70.

[0059] Optionally, all data displayed by the display module 60 can be saved. For example, when the length data, weight data, temperature and humidity data, or wind speed data are displayed by the display module 60, a window will automatically pop up to ask whether to save the data. The user can choose "yes" to save the data, or "no" not to save the data. If the user chooses to save the data, the save operation will be performed.

[0060] Optionally, the display module 70 may include an OLED display screen.

[0061] The technical solution of the embodiment of the present invention can solve the problems of forgetting to carry too many measuring tools, taking up space, and increasing the load caused by operators carrying too many measuring tools during operation by setting a length measurement module, a weight measurement module, a temperature and humidity measurement module, a wind speed measurement module, a main control module, a display module, and a function switching module, and integrating each module into a box, and can meet the diversified measurement needs of power supply bureau personnel in field work and effectively improve work efficiency. At the same time, the ice-covered line measurement device can measure length, temperature and humidity, weight, and wind speed, so that it can quickly obtain various measurement data through one device, and display them in real time through the display module, which is simple to operate and can improve the integration and comprehensiveness of the ice-covered line measurement device.

[0062] Figure 2FIG. 1 is a schematic diagram of another ice-covered line measurement device provided according to an embodiment of the present invention. Figure 2 On the basis of the above embodiment, optionally, the temperature and humidity measurement module 30 and the partial length measurement module 10 are arranged inside the box 100 and arranged along the first direction X, the temperature and humidity measurement module 30 is arranged on the first side of the box 100 along the first direction X, the wind speed measurement module 40 and the partial length measurement module 10 are arranged inside the box 100 and arranged along the second direction Y, the wind speed measurement module 40 is arranged on the first side of the box along the second direction Y, the partial length measurement module 10 is arranged in the central area of ​​the box 100, the partial length measurement module 10 and the main control module 50 are arranged along the first direction X, the main control module 50 is arranged inside the box 100 and arranged along the second side of the first direction X of the box 100, the main control module 50 and the partial weight measurement module 20 are arranged along the second direction Y, and the partial weight measurement module 20 is arranged on the second side of the second direction Y; the display module 60 is arranged on the box 100 (not shown in the figure), and the partial function switching module 70 is arranged inside the box 100 and arranged along the second side of the first direction X of the box 100.

[0063] The technical solution of the embodiment of the present invention is to arrange the temperature and humidity measurement module, part of the length measurement module, the wind speed measurement module, part of the weight measurement module, the main control module, the display module and part of the function switching module in a certain positional relationship, so that the design of each module inside and / or outside the box is compact and small in size, which is convenient for staff to carry and operate, and can work stably and reliably in various complex environments.

[0064] Figure 3 FIG. 1 is a schematic diagram of another ice-covered line measurement device provided according to an embodiment of the present invention. Figure 3 On the basis of the above embodiments, optionally, the length measurement module 10 includes a pull rope sensor 11, a pull ring 12, an adjustable potentiometer 13 and a caliper (not shown in the figure); the pull ring 12 is mechanically connected to the pull rope sensor 11, and the pull rope sensor 11 is electrically connected to the main control module 50; the adjustable potentiometer 13 is mechanically connected to the caliper, and the adjustable potentiometer 13 is electrically connected to the main control module 50; the pull rope sensor 11 and the adjustable potentiometer 13 are arranged inside the box 100 and along the first direction X, the pull ring 12 and the caliper are arranged outside the box 100, and the pull ring 12 is arranged on the first side of the box 100 along the first direction X, and the caliper moves along the first direction X.

[0065] Specifically, the drawstring sensor 11 and the pull ring 12 are used to measure the length of ice. When the drawstring sensor 11 is used, the function switching module 70 is used to switch to the first length measurement mode, and the pull ring 12 is pulled out. At this time, the control module 50 collects the first length data measured by the drawstring sensor 11 and displays it on the display module 60. For example, the range of the drawstring sensor 11 can be 1.5 meters, and the accuracy can be 1mm. The first length measured is generally 0.5 meters, 1 meter and 1.5 meters. By setting the drawstring sensor 11 to measure the length, it is more compact and has higher accuracy.

[0066] The adjustable potentiometer 13 and the caliper are used to measure the thickness of the ice coating, and the specific principle is: the moving part of the caliper is connected to the sliding contact of the adjustable potentiometer 13, and the distance is measured by voltage change. When the caliper function is used, the function switching module 70 is switched to the second length measurement mode, and the caliper is pulled out. When the measuring part of the caliper moves, the contact of the adjustable potentiometer 13 will move accordingly, thereby changing the resistance value. Further, the resistance value is transmitted to the control module 50, and the control module 50 converts the resistance value into a voltage value. By measuring the voltage change, the distance change of the caliper can be indirectly measured, that is, the second length data is collected and displayed on the display module 60. Exemplarily, the range of the caliper can be 100mm, and the accuracy can be the same as that of a conventional caliper. The second length measured is generally 50mm-100mm. The distance of the caliper is measured by voltage change, so that the adjustable potentiometer and the caliper are integrated together, making the measurement method simpler and more accurate.

[0067] It can be understood that the first length measurement mode and the second length measurement mode are different test processes, that is, the preset functions selected by the function switching module 70 are also different.

[0068] Continue to refer Figure 3 Optionally, the temperature and humidity measurement module 30 includes a temperature and humidity measurement circuit 31 and a temperature and humidity measurement unit 32; the temperature and humidity measurement circuit 31 is respectively connected to the temperature and humidity measurement unit 32 and the main control module 50; the temperature and humidity measurement circuit 31 and the temperature and humidity measurement unit 32 are both arranged in the box body 100, and are arranged along the first side of the first direction X of the box body 100.

[0069] The temperature and humidity measuring circuit 31 may include a temperature and humidity sensor, and the temperature and humidity measuring unit 32 may be specifically understood as an opening at a corresponding position on the box body 100 for sensing the temperature and humidity of the external environment.

[0070] Specifically, when measuring the temperature and humidity of the external environment where ice is located, the function switching module 70 is switched to the temperature and humidity measurement mode, and the temperature and humidity measuring unit 32 is used to measure the external environment where ice is located. At this time, the control module 50 collects the temperature and humidity data measured by the temperature and humidity measurement circuit 31 and displays it on the display module 60. By setting the temperature and humidity measurement circuit, the temperature and humidity of the installation environment of the power equipment can be measured, and real-time data can be provided to assist in evaluating the equipment operation environment.

[0071] Continue to refer Figure 3 Optionally, the wind speed measurement module 40 includes a wind speed measurement circuit 41 and a wind speed measurement unit 42; the wind speed measurement circuit 41 is respectively connected to the wind speed measurement unit 42 and the main control module 50; the wind speed measurement circuit 41 and the wind speed measurement unit 42 are both arranged in the box 100, and are arranged along the first side of the first direction X of the box 100, and the wind speed measurement unit 42 moves in the opposite direction of the first direction X.

[0072] The wind speed measurement circuit 41 may include a wind speed sensor, and the wind speed measurement unit 42 may include an anemometer. It is understood that in other embodiments, the wind speed measurement circuit 41 and the wind speed measurement unit 42 may be modified from an anemometer to measure wind speed, and the anemometer is connected to the base system of the box 100 in a wired manner.

[0073] Specifically, when measuring the wind speed of the external environment where ice is located, the function switching module 70 is switched to the wind speed measurement mode. At this time, the motor pushes out the anemometer. After it is completely pushed out, it is aligned with the general direction of the wind. The control module 50 collects the wind speed data measured by the wind speed measurement circuit 41 and displays it on the display module 60. By setting up the wind speed measurement circuit, the wind speed around the power equipment can be measured, and real-time data can be provided to assist in evaluating the environmental conditions around the equipment.

[0074] Continue to refer Figure 3 Optionally, the weight measurement module 20 includes a weight measurement circuit 21 and a hook 22; the weight measurement circuit 21 is mechanically connected to the hook 22, and the weight measurement circuit 21 is electrically connected to the main control module 50; the hook 22 is arranged on a magnetic absorption groove (not shown in the figure) outside the box 100, and is arranged along the second side of the second direction Y of the box 100.

[0075] The weight measurement circuit 21 may include a weight sensor for measuring the weight of a section of ice-covered wire.

[0076] Specifically, when measuring the weight of ice coating, the function switching module 70 is switched to the weight measurement mode, at which time the hook 22 is taken out of the magnetic absorption slot of the box 100 and hung on the hanging ring on the second side of the box 100 along the second direction Y. The control module 50 collects the weight data measured by the weight measurement circuit 21 and displays it on the display module 60. By setting a weight sensor, accurate weight data can be provided.

[0077] Optionally, the function switching module 70 includes at least five buttons (not shown in the figure) and a knob 71; the buttons are respectively connected to the main control module 50 and the knob 71, the buttons are integrated on the main control module 50, and the knob 71 is arranged on the outside of the box 100.

[0078] Figure 4 FIG. 1 is a schematic diagram of a main control chip according to an embodiment of the present invention. Figure 4 Based on the above embodiments, optionally, the main control module 50 includes a main control chip U1 and its peripheral circuits.

[0079] The peripheral circuit includes filter circuit, reset circuit and burning circuit;

[0080] The filter circuit includes a sixteenth capacitor C16, a seventeenth capacitor C17, an eighteenth capacitor C18 and a nineteenth capacitor C19. The first end of the sixteenth capacitor C16, the first end of the seventeenth capacitor C17, the first end of the eighteenth capacitor C18 and the first end of the nineteenth capacitor C19 are all connected to the second power supply voltage VCC2, and the second end of the sixteenth capacitor C16, the second end of the seventeenth capacitor C17, the second end of the eighteenth capacitor C18 and the second end of the nineteenth capacitor C19 are all grounded.

[0081] The reset circuit includes a ninth resistor R9 , a first end of the ninth resistor R9 is connected to the second power supply voltage VCC2 , and a second end of the ninth resistor R9 is connected to the reset end RST of the main control chip U1 .

[0082] The first end of the burning circuit is connected to the second power supply voltage VCC2, the second end of the burning circuit is connected to the first end SWDIO of the main control chip U1, the third end of the burning circuit is connected to the second end SWCLK of the main control chip U1, and the fourth end of the burning circuit is grounded.

[0083] Multiple power terminals of the main control chip U1 are all connected to the second power supply voltage VCC2, and multiple ground terminals of the main control chip U1 are all grounded.

[0084] Among them, the main control chip U1 can be a STM32F103C8T6 chip. The STM32F103C8T6 chip is a high-performance series ARM Cortex-M3 MCU (Microcontroller Unit) with an operating frequency of 72MHz. It has high-speed embedded memory (up to 128KB of Flash memory and 20KB of SRAM memory), and provides 2 12-bit analog-to-digital converters, 3 16-bit general-purpose timers, 2 PWM (Pulse Width Modulation) timers and standard and advanced communication interfaces, such as up to 2 I2C (Inter-Integrated Circuit) and SPI (Serial Peripheral Interface), 3 USARTs (Universal Synchronous / Asynchronous Receiver / Transmitter), 1 USB (Universal Serial Bus) and 1 CAN (Controller Area Network).

[0085] Figure 5 FIG. 1 is a schematic diagram of a boost circuit according to an embodiment of the present invention. Figure 5On the basis of the above embodiments, optionally, the main control module 50 includes a boost circuit, which includes a first boost chip U2, a first capacitor C1, a second capacitor C2, a third capacitor C3, a fourth capacitor C4, a fifth capacitor C5, a sixth capacitor C6, a seventh capacitor C7, an eighth capacitor C8, a first resistor R1, a second resistor R2, a third resistor R3, a fourth resistor R4, a fifth resistor R5 and a first inductor L1; a first end of the first resistor R1 is connected to a first end of the first boost chip U2, a second end of the first resistor R1 is connected to a second end of the first boost chip U2, a first end of the first capacitor C1, and a first end of the first inductor L1, a second end of the first capacitor C1 is connected to a third end of the first boost chip U2, a second end of the first inductor L1 is connected to a first end of the second capacitor C2, a first end of the third capacitor C3, and a fourth end of the first boost chip U2, and is connected to a battery, a second end of the second capacitor C2, a second end of the third capacitor C3, and a second end of the second resistor R2 The first end is grounded, the second end of the second resistor R2 is connected to the fifth end of the first boost chip U2, the sixth end of the first boost chip U2 is connected to the first end of the fourth capacitor C4, the first end of the fifth capacitor C5, and the first end of the third resistor R3, and outputs the first power supply voltage VCC1, the second end of the third resistor R3 is connected to the first end of the fourth resistor R4 and the seventh end of the first boost chip U2, the second end of the fourth resistor R4, the second end of the fourth capacitor C4, and the second end of the fifth capacitor C5 are all grounded, the eighth end of the first boost chip U2 is connected to the first end of the fifth resistor R5 and the first end of the sixth capacitor C6, the second end of the fifth resistor R5 is connected to the first end of the seventh capacitor C7, the second end of the sixth capacitor C6 and the second end of the seventh capacitor C7 are both grounded, the first end of the eighth capacitor C8 is connected to the ninth end of the first boost chip U2, and the second end of the eighth capacitor C8 is grounded; the first boost chip U2 is used to boost the battery voltage BATTERY to the first power supply voltage VCC1.

[0086] The first boost chip U2 may be a TPS61089 chip, which is used for a 12V synchronous boost converter.

[0087] Specifically, the first boost chip U2 has a 19mΩ main power switch, a 27mΩ rectifier switch, and a wide input voltage range of 2.7V to 12V, which can support applications powered by single or two lithium-ion / polymer batteries, has a continuous switching current capability of 7A, and provides an output voltage of up to 12.6V, implements a built-in 4ms soft start function and an adjustable peak switch current limit function, and provides 13.2V output overvoltage protection, cycle-by-cycle overcurrent protection, and thermal shutdown protection. By setting the first boost chip, a high-efficiency, small-size power supply can be provided.

[0088] Figure 6FIG. 1 is a schematic diagram of another boost circuit according to an embodiment of the present invention. Figure 6 On the basis of the above embodiments, optionally, the boost circuit further includes a second boost chip U3 and a ninth capacitor C9, a tenth capacitor C10, an eleventh capacitor C11, a twelfth capacitor C12, a thirteenth capacitor C13, a fourteenth capacitor C14, a sixth resistor R6, a seventh resistor R7 and a second inductor L2; a first end of the second boost chip U3 is connected to a first end of the sixth resistor R6 and a first end of the seventh resistor R7, a second end of the sixth resistor R6 is connected to a first end of the fourteenth capacitor C14, a first end of the thirteenth capacitor C13 and a second end of the second boost chip U3, and outputs a second power supply voltage VCC2, a second end of the fourteenth capacitor C14 and a first end of the seventh resistor R7 The second end of the thirteenth capacitor C13 and the second end of the seventh resistor R7 are both grounded, the first end of the second inductor L2 is connected to the third end of the second boost chip U3, the second end of the second inductor L2 is connected to the fourth end of the second boost chip U3, the first end of the ninth capacitor C9, the first end of the tenth capacitor C10, the first end of the eleventh capacitor C11, the first end of the twelfth capacitor C12, and are connected to the battery, the second end of the ninth capacitor C9, the second end of the tenth capacitor C10, the second end of the eleventh capacitor C11 and the second end of the twelfth capacitor C12 are all grounded; the second boost chip U3 is used to boost the battery voltage BATTERY to the second power supply voltage VCC2.

[0089] Among them, the second boost chip U3 can be a TPS61023 chip, which is used for an ultra-low voltage input voltage boost converter.

[0090] Specifically, under light load conditions, a quiescent current of 20μA is consumed through the second end of the second boost chip U3. During shutdown, it is completely disconnected from the input power supply (battery voltage BATTERY) and consumes only 0.1μA of current to achieve a longer battery life. It has 5.7V output overvoltage protection, output short circuit protection, and thermal shutdown protection.

[0091] Figure 7 FIG. 1 is a schematic diagram of a charging circuit according to an embodiment of the present invention. Figure 7 On the basis of the above embodiments, optionally, the main control module 50 includes a charging circuit, the charging circuit includes a charging chip U4, an eighth resistor R8 and a fifteenth capacitor C15; a first end of the charging chip U4 is connected to the battery, a second end of the charging chip U4 is connected to the first end of the eighth resistor R8, a third end of the charging chip U4 is connected to the first end of the fifteenth capacitor C15, and is connected to the second power supply voltage VCC2, and the second end of the eighth resistor R8 and the second end of the fifteenth capacitor C15 are both grounded; the charging chip U4 is used to charge the battery through the second power supply voltage VCC2.

[0092] The charging chip U4 may be a PJ4054B chip for charging a lithium battery.

[0093] Specifically, the charging chip U4 has a constant current / constant voltage linear charger. Due to the internal PMOSFET architecture and the anti-reverse charging circuit, no external detection resistor and isolation diode are required. Thermal feedback can adjust the charging current to limit the chip temperature under high power operation or ambient temperature conditions. When the input voltage is removed, the charging chip U4 automatically enters a low current state to reduce the battery leakage current to less than 1uA. The charging chip U4 can also be placed in stop mode to reduce the second power supply current to 25uA. Other functions include a charging current monitor, undervoltage lockout, automatic recharging, and a status pin for indicating the end of charging and input voltage access.

[0094] Optionally, the battery uses two parallel-connected lithium batteries with a capacity of 5000 mAh, and the lithium battery type can be 18650.

[0095] An embodiment of the present invention further provides an ice-covered line testing method, which can be applied to the ice-covered line measuring device provided by any embodiment of the present invention. The ice-covered line testing method has the corresponding beneficial effects of any of the above embodiments.

[0096] Figure 8 This is a flow chart of a method for testing an ice-covered line according to an embodiment of the present invention, with reference to Figure 8 , the ice-covered line test methods include:

[0097] S101, selecting a preset function according to a function switching module.

[0098] S102, controlling the length measurement module to measure the length data of the object to be tested and collecting the length data.

[0099] S103, controlling the weight measurement module to measure the weight data of the object to be tested and collecting the weight data.

[0100] S104, controlling the temperature and humidity measurement module to measure the temperature and humidity data of the object to be tested and collecting the temperature and humidity data.

[0101] S105 , controlling the wind speed measurement module to measure the wind speed data of the object to be tested and collecting the wind speed data.

[0102] The technical solution of the embodiment of the present invention can solve the problems of forgetting to carry too many measuring tools, taking up space, and increasing the load caused by operators carrying too many measuring tools during operation by setting a length measurement module, a weight measurement module, a temperature and humidity measurement module, a wind speed measurement module, a main control module, a display module, and a function switching module, and integrating each module into a box, and can meet the diversified measurement needs of power supply bureau personnel in field work and effectively improve work efficiency. At the same time, the ice-covered line measurement device can measure length, temperature and humidity, weight, and wind speed, so that it can quickly obtain various measurement data through one device, improving the integration and comprehensiveness of the ice-covered line measurement device.

[0103] Fig. 9 FIG. 1 is a flowchart of another ice-covered line testing method provided according to an embodiment of the present invention, with reference to FIG. Fig. 9 , the ice-covered line test methods include:

[0104] S201, select a preset function according to the function switching module.

[0105] S202: Control the length measurement module to measure the length data of the object to be tested and collect the length data.

[0106] S203: Control the weight measurement module to measure the weight data of the object to be tested and collect the weight data.

[0107] S204, controlling the temperature and humidity measurement module to measure the temperature and humidity data of the object to be tested and collecting the temperature and humidity data.

[0108] S205 , controlling the wind speed measurement module to measure the wind speed data of the object to be tested and collecting the wind speed data.

[0109] S206. Filter out measurement noise in the collected data through a Kalman filter algorithm, and output the filtered collected data; wherein the collected data includes one of length data, weight data, temperature and humidity data, and wind speed data.

[0110] Among them, the basic idea of ​​Kalman filtering is to perform continuous weighted calculations based on the optimal estimate value at the previous moment and the measurement value at this moment.

[0111] The state equation can be expressed as:

[0112]

[0113] in, is the estimated value at time k; X k-1 is the predicted value at time k-1; A and B are system parameters; U k-1 is the system input; W k-1 is the noise deviation of the system, and its covariance is Q.

[0114] The measurement equation can be expressed as:

[0115] Z k =C*X k +v k ; (2)

[0116] Among them, Z k is the measured value at time k; C is the measurement system parameter; v k is the measurement noise deviation, and its covariance is R.

[0117] The time update equation can be expressed as:

[0118]

[0119] Among them, P k-1 is the covariance of the posterior estimate at time k-1; is the prior estimate of the moment; T is the matrix transpose.

[0120] The state update equation can be expressed as:

[0121]

[0122] Among them, K k is the Kalman gain at time k, and I is the unit matrix. Wherein, formula (3) to formula (7) are the iterative formulas of the Kalman filter algorithm.

[0123] Exemplarily, the collected data is taken as wind speed data for explanation.

[0124] The original wind speed data collected are: 5.0m / s, 5.1m / s, 5.2m / s, 20.0m / s, 5.3m / s, 5.1m / s, 5.2m / s and 5.0m / s. From the original data, we can see that 20.0m / s is an abnormal value in the collected wind speed data.

[0125] First, initialize the parameters, set the initial state estimate X0 to 5.0 m / s, and set the covariance P0 to a large value, such as 1, to indicate its uncertainty. Set the system parameter A = 1 (state transfer matrix) in the state equation (Formula (1)), the system parameter C = 1 (measurement matrix) in the measurement equation (Formula (2)), and the covariances Q and R of the noise to 0.5 and 1.

[0126] Through the above formula (1)-formula (7), each data point in the wind speed data is predicted, updated (calculated Kalman gain), and the updated state and covariance are calculated until all data points are processed. After Kalman filtering, the influence of 20.0m / s in the wind speed data is significantly weakened, and the smoothed wind speed data are finally obtained: 5.0m / s, 5.1m / s, 5.2m / s, 8.29m / s, 5.3m / s, 5.1m / s, 5.2m / s and 5.0m / s.

[0127] The Kalman filter algorithm can effectively suppress and compensate for the noise in the collected data, optimize the measured values ​​and improve the accuracy of the estimation.

[0128] S207 , converting the filtered collected data into fuzzy values ​​in a fuzzy set, and calculating the fuzzy membership of the input collected data.

[0129] Specifically, the membership function of the wind speed data is defined, for example, as follows:

[0130] Low wind speed (W low ): 0 to 5.0 m / s; medium wind speed (W medium ): 4.0m / s to 8.0m / s; High wind speed (W high ):7.0m / s to 12.0m / s.

[0131] For the smoothed wind speed value obtained by filtering, its membership degree is calculated.

[0132] The membership degree is calculated by the membership function, which can be expressed by the following formula:

[0133] μA (x) =1+1 / *(xc) 2 / σ+; (8)

[0134] Among them, μA (x) is the membership value corresponding to the input x; c is the center of the membership function, that is, the ideal measurement value; σ is the degree parameter of the membership function, reflecting the uncertainty of the measurement.

[0135] For example, when the current wind speed is 5.2 m / s, it is substituted into formula (8), and the following equations can be obtained:

[0136] Low wind speed μ low (5.2) = 0.2 (lower membership); medium wind speed μ medium (5.2) = 0.8 (higher membership); high wind speed μ high (5.2) = 0.0 (low membership).

[0137] S208, performing category judgment by inputting the fuzzy membership of the collected data and the preset fuzzy rules to obtain the output fuzzy set membership.

[0138] Among them, the preset fuzzy rules can be specifically understood as rules for dealing with the relationship between different measurement variables and the influence of environmental factors.

[0139] For example, to assess the risk of wind speed affecting power equipment, the following rules may be set:

[0140] Rule 1: If W is "High", then "Risk" is "High".

[0141] Rule 2: If W is "Medium", then "Risk" is "Medium".

[0142] Rule 3: If W is "low", then "risk" is "low".

[0143] Furthermore, the risk is calculated based on the fuzzy membership of the input collected data and the preset fuzzy rules. Specifically, fuzzy reasoning is performed in combination with the membership obtained above. The calculation formula of fuzzy reasoning can be expressed as:

[0144]

[0145] in, is the fuzzy set of input variables, B j is the output fuzzy set μB j (y) represents the output fuzzy set B j The membership degree of is, n is the number of rules.

[0146] Substituting the above membership into formula (9) we can get:

[0147] U risk (high) = μ high (5.2) = 0.0; U risk (medium) = μ medium (5.2) = 0.8;

[0148] U risk (low)=μ low (5.2)=0.2.

[0149] S209, optimizing the measurement results of the output fuzzy set membership by the centroid method.

[0150] Specifically, the centroid method converts the fuzzy result y obtained by fuzzy reasoning into an accurate value y. The calculation formula of the centroid method can be expressed as:

[0151]

[0152] For example, assume that the risk scores are: low risk = 2, medium risk = 5, high risk = 8;

[0153] The center of gravity can be calculated as:

[0154] Risk find =y=(2*0.2)+(5*0.8)+(8*0.0) / (0.2+0.8+0.0)=4.4;

[0155] The technical solution of the embodiment of the present invention can effectively evaluate and make decisions on wind speed data by combining Kalman filtering and fuzzy reasoning. This process fully considers the change of wind speed and its potential impact on the equipment, and finally outputs a risk score to facilitate judgment in practical applications.

[0156] It should be understood that the various forms of processes shown above can be used to reorder, add or delete steps. For example, the steps described in the present invention can be executed in parallel, sequentially or in different orders, as long as the desired results of the technical solution of the present invention can be achieved, and this document does not limit this.

[0157] The above specific implementations do not constitute a limitation on the protection scope of the present invention. It should be understood by those skilled in the art that various modifications, combinations, sub-combinations and substitutions can be made according to design requirements and other factors. Any modification, equivalent substitution and improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An ice-covered line measurement device, characterized in that: It includes a box, a length measurement module, a weight measurement module, a temperature and humidity measurement module, a wind speed measurement module, a main control module, a display module and a function switching module; The length measurement module, the weight measurement module, the temperature and humidity measurement module, the wind speed measurement module, the main control module, the display module and the function switching module are all integrated in the box; The length measurement module, the weight measurement module, the temperature and humidity measurement module, the wind speed measurement module, the display module and the function switching module are all connected to the main control module; the main control module is used to control the length measurement module to measure the length data of the object to be tested and collect the length data according to the output signal of the function switching module, and transmit the length data to the display module for display, or control the weight measurement module to measure the weight data of the object to be tested and collect the weight data, and transmit the weight data to the display module for display, or control the temperature and humidity measurement module to measure the temperature and humidity data of the object to be tested and collect the temperature and humidity data, and transmit the temperature and humidity data to the display module for display, or control the wind speed measurement module to measure the wind speed data of the object to be tested and collect the wind speed data, and transmit the wind speed data to the display module for display; the function switching module is used to select a preset function.

2. The ice-covered line measuring device according to claim 1, characterized in that: The temperature and humidity measuring module and part of the length measuring module are arranged inside the box and along the first direction, and the temperature and humidity measuring module is arranged on the first side of the box along the first direction, the wind speed measuring module and part of the length measuring module are arranged inside the box and along the second direction, the wind speed measuring module is arranged on the first side of the box along the second direction, and part of the length measuring module is arranged in the central area of ​​the box, part of the length measuring module and the main control module are arranged along the first direction, and the main control module is arranged inside the box and along the second side of the first direction of the box, the main control module and part of the weight measuring module are arranged along the second direction, and part of the weight measuring module is arranged on the second side of the second direction; the display module is arranged on the box, and part of the function switching module is arranged inside the box and along the second side of the first direction of the box.

3. The ice-covered line measuring device according to claim 1, characterized in that: The length measurement module includes a drawstring sensor, a draw ring, an adjustable potentiometer and a caliper; The pull ring is mechanically connected to the pull rope sensor, and the pull rope sensor is electrically connected to the main control module; The adjustable potentiometer is mechanically connected to the caliper, and the adjustable potentiometer is electrically connected to the main control module; The pull rope sensor and the adjustable potentiometer are arranged inside the box and along the first direction, the pull ring and the caliper are arranged outside the box, and the pull ring is arranged on the first side of the box along the first direction, and the caliper moves along the first direction.

4. The ice-covered line measuring device according to claim 1, characterized in that: The temperature and humidity measurement module includes a temperature and humidity measurement circuit and a temperature and humidity measurement unit; The temperature and humidity measurement circuit is connected to the temperature and humidity measurement unit and the main control module respectively; The temperature and humidity measurement circuit and the temperature and humidity measurement unit are both disposed in the box body and along the first side of the box body in the first direction.

5. The ice-covered line measuring device according to claim 1, characterized in that: The wind speed measurement module includes a wind speed measurement circuit and a wind speed measurement unit; The wind speed measurement circuit is connected to the wind speed measurement unit and the main control module respectively; The wind speed measurement circuit and the wind speed measurement unit are both disposed in the housing and along a first side of the housing in the first direction. The wind speed measurement unit moves in a direction opposite to the first direction.

6. The ice-covered line measuring device according to claim 1, characterized in that: The weight measurement module includes a weight measurement circuit and a hook; The weight measurement circuit is mechanically connected to the hook, and the weight measurement circuit is electrically connected to the main control module; The hook is arranged in the magnetic absorption groove outside the box body and is arranged along the second side of the second direction of the box body.

7. The ice-covered line measuring device according to claim 1, characterized in that: The main control module includes a main control chip, a boost circuit and a charging circuit; The main control chip, the boost circuit and the charging circuit are all integrated on a main control circuit board; The boost circuit includes a first boost chip, a first capacitor, a second capacitor, a third capacitor, a fourth capacitor, a fifth capacitor, a sixth capacitor, a seventh capacitor, an eighth capacitor, a first resistor, a second resistor, a third resistor, a fourth resistor, a fifth resistor and a first inductor; the first end of the first resistor is connected to the first end of the first boost chip, the second end of the first resistor is connected to the second end of the first boost chip, the first end of the first capacitor and the first end of the first inductor, the second end of the first capacitor is connected to the third end of the first boost chip, the second end of the first inductor is connected to the first end of the second capacitor, the first end of the third capacitor and the fourth end of the first boost chip, and is connected to a battery, the second end of the second capacitor, the second end of the third capacitor and the first end of the second resistor are grounded, the second end of the second resistor is connected to the first boost chip The fifth end of the boost chip is connected to the first end of the fourth capacitor, the first end of the fifth capacitor, and the first end of the third resistor, and outputs a first power supply voltage. The second end of the third resistor is connected to the first end of the fourth resistor and the seventh end of the first boost chip. The second end of the fourth resistor, the second end of the fourth capacitor, and the second end of the fifth capacitor are all grounded. The eighth end of the first boost chip is connected to the first end of the fifth resistor and the first end of the sixth capacitor. The second end of the fifth resistor is connected to the first end of the seventh capacitor. The second end of the sixth capacitor and the second end of the seventh capacitor are both grounded. The first end of the eighth capacitor is connected to the ninth end of the first boost chip, and the second end of the eighth capacitor is grounded. The first boost chip is used to boost the battery voltage to the first power supply voltage. The boost circuit also includes a second boost chip and a ninth capacitor, a tenth capacitor, an eleventh capacitor, a twelfth capacitor, a thirteenth capacitor, a fourteenth capacitor, a sixth resistor, a seventh resistor and a second inductor; the first end of the second boost chip is connected to the first end of the sixth resistor and the first end of the seventh resistor, the second end of the sixth resistor is connected to the first end of the fourteenth capacitor, the first end of the thirteenth capacitor and the second end of the second boost chip, and outputs a second power supply voltage, the second end of the fourteenth capacitor, the second end of the thirteenth capacitor and the second end of the seventh resistor are all grounded, the first end of the second inductor is connected to the third end of the second boost chip, the second end of the second inductor is connected to the fourth end of the second boost chip, the first end of the ninth capacitor, the first end of the tenth capacitor, the first end of the eleventh capacitor and the first end of the twelfth capacitor, and is connected to the battery, the second end of the ninth capacitor, the second end of the tenth capacitor, the second end of the eleventh capacitor and the second end of the twelfth capacitor are all grounded; the second boost chip is used to boost the battery voltage to the second power supply voltage; The charging circuit includes a charging chip, an eighth resistor and a fifteenth capacitor; a first end of the charging chip is connected to the battery, a second end of the charging chip is connected to the first end of the eighth resistor, a third end of the charging chip is connected to the first end of the fifteenth capacitor and is connected to the second power supply voltage, and the second end of the eighth resistor and the second end of the fifteenth capacitor are both grounded; the charging chip is used to charge the battery through the second power supply voltage.

8. The ice-covered line measuring device according to claim 1, characterized in that: The function switching module includes at least five buttons and knobs; The button is connected to the main control module and the knob respectively. The button is integrated on the main control module, and the knob is arranged outside the box.

9. A method for testing an ice-covered line, characterized in that: Using the ice-covered line measurement device according to claims 1 to 8, the method comprises: According to the preset function selected by the function switching module; Controlling the length measurement module to measure the length data of the object to be tested and collecting the length data; or, Controlling the weight measurement module to measure the weight data of the object to be tested and collecting the weight data; or, Controlling the temperature and humidity measurement module to measure the temperature and humidity data of the object to be tested and collecting the temperature and humidity data; or, The wind speed measurement module is controlled to measure the wind speed data of the object to be tested and collect the wind speed data.

10. The ice-covered line testing method according to claim 9, characterized in that: Also includes: Filtering out measurement noise in the collected data through a Kalman filter algorithm, and outputting filtered collected data; wherein the collected data includes one of length data, weight data, temperature and humidity data, and wind speed data; Convert the filtered collected data into fuzzy values ​​in the fuzzy set and calculate the fuzzy membership of the input collected data; Perform category judgment through the fuzzy membership of the input collected data and preset fuzzy rules to obtain output fuzzy set membership; The output fuzzy set membership is optimized by the centroid method.