CN111045093A - Ultra-deep pipeline detection system with calculation analysis function - Google Patents

Abstract

A signal transmitter comprises a power module, a man-machine interaction module, a CPU core module and a signal generation module; the signal receiver is a press-down type ultra-deep pipeline detector; the hardware circuit comprises a transformer circuit of a signal transmitter, a digital power amplifier circuit, a detection signal generating circuit, a detection signal receiving circuit of a signal receiver, a detection signal transmission circuit and a detection signal processing circuit; the processing software of the PC end is underground pipeline alternating magnetic field digital signal acquisition and analysis software and has the function of calculating and analyzing the absolute value of the signal. The invention is used for the ultra-deep pipeline, the detecting device detects the trend and the buried depth of the target pipeline by the electromagnetic induction principle, can effectively improve the absolute accuracy of measurement, can automatically alarm when the distance from the pipeline is close, and has higher safety; the function of real-time data calculation and analysis is provided, so that the detection operation when the underground target pipeline is complex is met.

Description

Ultra-deep pipeline detection system with calculation analysis function

Technical Field

The invention relates to the field of pipeline detection, in particular to an ultra-deep pipeline detection system with an arithmetic analysis function.

Background

With the construction development of cities and the increasing refinement of construction technologies, the construction of underground pipelines is rapidly developed, and the burial depth of pipelines is increased, but the effective detection depth of various pipeline detection instruments commonly used at present is mostly within 5 meters, and the larger the burial depth of the pipelines is, the larger the detection error value is, so that the serious challenges are brought to the construction design and the pipeline maintenance.

When the existing signal transmitters such as a Redy RD8100 pipeline detector, a Weimei V2 pipeline detector and the like encounter the influence of high ground resistance or other environmental factors, the output power is very low, so that the signal received by a receiver is very low directly, and even no signal exists when the distance is long. The signal transmitter has larger volume, larger weight and inconvenient carrying. Various interface cables of the signal transmitter are interfaces which are not calibrated, and once the cables are damaged, the cables are time-consuming and labor-consuming to return to the factory for maintenance.

Most of the existing signal receivers are horizontal plane detection means, and the depth of a target pipeline cannot be accurately measured.

Disclosure of Invention

In order to solve the problems in the prior art, the present invention provides an ultra-deep pipeline detection system with an algorithmic analysis function.

The technical scheme adopted by the invention for solving the technical problems is as follows: an ultra-deep pipeline detection system with an arithmetic analysis function comprises a signal transmitter, a signal receiver, a hardware circuit and processing software at a PC (personal computer) end; the signal receiver is used for receiving the different frequency signals and sending the frequency signals to the hardware circuit; the hardware circuit is used for carrying out calculation analysis on the frequency signal; the processing software of the PC end is used for real-time operation control; the signal transmitter comprises a power supply module, a man-machine interaction module, a CPU core module, a signal generation module, an excitation output module and a pipeline signal loader; the man-machine interaction module is bidirectionally connected with the CPU core module, the CPU core module is connected with the signal generation module and the excitation output module, the signal generation module is connected with the excitation output module, and the excitation output module is connected with the pipeline signal loader; the signal receiver comprises an ultra-deep pipeline probe 1 and a collector 10; the ultra-deep pipeline probe 1 comprises an induction coil 2, a coil welding spot 3, a filter circuit 4, a nine-axis attitude sensor circuit 5, a communication circuit 6, a connecting wire 7 and a joint female end 8; the front end of the ultra-deep pipeline probe 1 is provided with an induction coil 2, the left end of the induction coil 2 is connected to a filter circuit 4 through a coil welding spot 3, the filter circuit 4 is electrically connected to a nine-axis attitude sensor circuit 5, the nine-axis attitude sensor circuit 5 is electrically connected to a communication circuit 6, the communication circuit 6 is electrically connected to a connecting line 7, and the connecting line 7 is electrically connected to a joint female end 8; the collector 10 comprises a liquid crystal display 11, a switch 12, a key panel 14 and a connector male end 9; a liquid crystal display screen 11 is arranged above the collector 10, a switch 12 is arranged on the lower left of the liquid crystal display screen 11, and a key panel 14 is arranged on the lower right of the liquid crystal display screen 11; a joint male end 9 is arranged below the collector 10; wherein, the male end 9 of the connector and the female end 8 of the connector are mutually matched and connected; the hardware circuit has the function of calculating and analyzing the absolute value of a signal and comprises a transformer circuit of a signal transmitter, a digital power amplifier circuit, a detection signal generating circuit, a detection signal receiving circuit, a detection signal transmitting circuit and a detection signal processing circuit of a signal receiver; the processing software of the PC end is underground pipeline alternating magnetic field digital signal acquisition and analysis software, and comprises an operation interface, a data analysis interface and a probe connecting interface.

The technical scheme of the invention is further specifically optimized as follows: the power supply module provides 3.3V, 5V and 12V direct current and provides required working power supplies for the CPU core module, the man-machine interaction module, the signal generation module, the excitation output module and the pipeline signal loader; the CPU core module comprises an ARM processor, a memory circuit and an auxiliary circuit; the memory circuit is connected with the ARM processor in a bidirectional mode, and the auxiliary circuit is connected with the ARM processor in a unidirectional mode; the ARM processor is used as a main control chip of the whole device, the memory circuit provides necessary data access function for the ARM processor, and the auxiliary circuit is a basic working peripheral circuit of the ARM processor; the model of the ARM processor is an STM32F103C8T6 processor; the man-machine interaction module comprises a key circuit and a TFT liquid crystal display, wherein the key circuit and the TFT liquid crystal display are both connected with the ARM processor in a one-way mode; the key circuit transmits an operation instruction of an operator to the ARM processor, and the TFT liquid crystal display displays an operation result processed by the ARM processor and the self condition of the equipment in real time; the signal generation module is a complete circuit and comprises signal frequency selection, pulse signal generation and sinusoidal signal conversion which are sequentially and unidirectionally connected, wherein the ARM processor is unidirectionally connected with the signal frequency selection, and the sinusoidal signal conversion is unidirectionally connected with the excitation output module; the flow of the signal generation module comprises signal frequency selection, pulse signal generation and sine signal conversion, wherein a preset frequency is selected through a key circuit, a pulse signal with a corresponding frequency is generated, and the pulse signal is converted into a sine signal; the preset frequency can preset any plurality of different frequencies within the frequency of 0-20 MHZ; the excitation output module is a complete circuit and comprises an amplification power selection and a sinusoidal signal power amplification which are sequentially and unidirectionally connected, wherein the ARM processor is unidirectionally connected with the amplification power selection and the sinusoidal signal power amplification and unidirectionally connected with the pipeline signal loader; the flow of the excitation output module is divided into amplification power selection (signal gain selection) and sinusoidal signal power amplification, a preset amplification factor (gain number) is selected through a key circuit, and the power of the sinusoidal signal is amplified (both voltage and current are improved); the pipeline signal loader is a self-contained device, comprises an annular clamp or two alligator clamps and loads a final signal on a target pipeline.

The technical scheme of the invention is further specifically optimized as follows: the signal receiver further comprises a power supply 13 and a main controller module 15: the power supply 13 provides a voltage power supply of 12V-5V-3.3V for the ultra-deep pipeline probe 1, the collector 10 and the main controller module 15; the main controller module 15 contains a core controller 16, a memory circuit 17 and an auxiliary circuit 18; the operation result of the key panel 14 is transmitted to the core controller 16, and the core controller controls the liquid crystal display 11 to display the operation result; the core controller 16 communicates with the ultra-deep pipeline probe 1 through the connector male end 9 to obtain a detection result; the ultra-deep pipeline probe 1 comprises a signal amplification and filtering rectification circuit, a master control MCU and auxiliary circuit A, a code downloading interface circuit, a 485 communication interface circuit and a nine-axis attitude sensor circuit 5; the collector 10 comprises a main control MCU and an auxiliary circuit B, a voltage reduction and voltage stabilization circuit, a 485 communication circuit, a key circuit, a download interface circuit, a 485 communication interface circuit, a power supply interface circuit, a charging interface circuit, a USB interface circuit, a voltage boosting and voltage stabilization circuit, a power indicator circuit and a liquid crystal display interface circuit.

The technical scheme of the invention is further specifically optimized as follows: the probe 3 is internally provided with a nine-axis attitude sensor circuit 5, the nine-axis attitude sensor circuit 5 comprises a nine-axis module circuit and an auxiliary circuit thereof, a voltage stabilizing circuit of the nine-axis module and a nine-axis module interface circuit, and can detect whether the downward pressing direction of the probe points to the center of the earth or not in real time.

The technical scheme of the invention is further specifically optimized as follows: the working method of the signal receiver comprises the following steps: assembling an ultra-deep pipeline probe 1 to the tail end of a static depressor; connecting the ultra-deep pipeline probe 1 with the collector 10, and starting up and electrifying; through the mode of the ultra-deep pipeline detection technology, the ultra-deep pipeline probe 1 is kept in a vertical state on the ground, and the ultra-deep pipeline probe 1 is pressed into the ground vertically towards the geocenter by manpower; attitude data and geomagnetic field data of the probe in the nine-axis sensor circuit 5 in the ultra-deep pipeline probe 1 in the state are acquired by the collector 10 and recorded as initial attitude values. During the process of pressing down the display of the display screen 11 on the collector 10, the attitude data and the geomagnetic field data monitored by the nine-axis sensor circuit 5 in the ultra-deep pipeline probe 1 in real time can effectively measure whether the ultrasonic pipeline probe 1 is vertical or not and the deflection angle condition during the process of pressing down, and can effectively measure the signal intensity condition sent by a target pipeline. The operator can adjust the pressing direction and speed in time according to the pointing geocentric condition displayed by the display screen 11 until the operator presses the geocentric vertically. After the operator finishes measuring a round of data, the operator can obtain the depth result of the target pipeline from the collector 10 in real time.

The technical scheme of the invention is further specifically optimized as follows: the core part of the transformer circuit is a power matching controller; the digital power amplifier board circuit comprises a left power amplifier circuit, a right power amplifier circuit and a gain adjusting circuit; the signal generating circuit comprises an MCU circuit, an AD9833 module circuit, a power circuit, a crystal oscillator circuit, a bypass capacitor circuit, a key circuit, a download port circuit, a BOOT circuit and a display screen circuit.

The technical scheme of the invention is further specifically optimized as follows: the data analysis interface comprises a loading historical database file interface, a generating calculation curve interface and a generating report interface; the information of the collected data is classified and displayed in a data analysis interface, and serial numbers, IDs (identity), depth values, absolute signal values, point numbers, signal frequencies and remarks can be marked; the information of the collected data can be directly stored in a database file or the data can be output in time as a field prompt result; meanwhile, the data can be stored on a receiver and displayed on a corresponding screen to be used as a field reference function; the information of the collected data can be continuously transmitted to a mobile phone end or a computer end through a wireless network of WIFI or Bluetooth or mobile telecommunication, and field report generation, display and data calculation are carried out; the database file provides a USB port, so that the data can be conveniently copied to a computer in a USB mode, and a report can be generated by reading and calculating corresponding software; the USB port only needs to be inserted into a USB flash disk, and detected data can be automatically stored on the USB flash disk through time division without manual setting; storing one piece of data in each detection result; storing a plurality of files according to a plurality of results; software only needs to read files in the folder, so that all data detected at that time can be obtained, and a production report and a chart are calculated; displaying the data into a graph in real time, marking the highest value in real time, and generating a calculation curve and a report after the data acquisition is finished; the probe connecting interface comprises an operation interface for connecting the probe, a grading interface of signal amplification factor, an operation interface of initial configuration, an operation interface of acquisition result and an operation interface of automatic acquisition configuration.

The ultra-deep pipeline detection system with the calculation analysis function has the advantages that:

the invention is used for the ultra-deep pipeline, the detecting device detects the trend and the buried depth of the target pipeline by the electromagnetic induction principle, the operation is simple, the cost waste is avoided, the absolute accuracy of the measurement can be effectively improved, the efficiency is high, and when the distance to the pipeline is closer and closer, an alarm can be automatically generated to inform an operator to stop the construction, so that the safety is higher; the function of real-time data calculation and analysis is provided, so that the detection operation when the underground target pipeline is complex is met.

Advantages of the signal transmitter:

advantage (1): the signal transmitter of the invention has the advantages of large transmitting power, small volume, light weight and convenient carrying. The method is more suitable for field operation in adverse environment, the operation is simple, the efficiency is high, and the transmitter power is increased by 33%. The standardized interface cable appears damaging and can purchase the accessory maintenance on the spot, avoids the cost extravagant. All main-stream commercial machines are compatible, and more different frequency signals and outputs are provided.

Advantage (2): the invention can know the working condition of the current equipment in real time through TFT liquid crystal display, including the contents of signal frequency, signal intensity (gain), whether the equipment is normal and the like. Through the form of button, can manual regulation signal's frequency and the intensity of signal, convenient and fast. The frequency of the customized process can be added into the preset frequency, so that the use requirement of conventional equipment can be met, and a new operation process can be met and developed. The strong signal intensity is far higher than that of the mainstream commodity machine, and the high-power high-speed signal transmission device is very suitable for work places with adverse environmental factors.

Advantages of the signal receiver:

advantage (1): the invention makes accurate measurement of the depth of the target pipeline; measuring the depth of the pipeline with the depth within 30 meters; the damage to the operation site is controllable and temporary; the required data can be obtained only by one operation. The damage to the operation site can not be caused greatly during operation, and the damage can be quickly recovered; the required data can be obtained only by one-time operation, so that the method is efficient and quick; compared with large-scale equipment such as a drilling machine and the like, the equipment can be conveniently carried on a vehicle.

Advantage (2): the ultra-deep pipeline probe 1 is made of nylon materials, and simultaneously has the advantages of hardness, corrosion resistance, portability and portability. The ultra-deep pipeline probe 1 is designed by a pointed end, is conveniently matched with an ultra-deep pipeline detection technology developed by the department of self, and is easy to press the ultra-deep pipeline probe 1 underground. The device is matched with a collector to obtain accurate data immediately and measure the depth of the underground pipeline. The operation panel is used in cooperation with the display screen, and is friendly and simple to operators. The nine-axis attitude sensor circuit 5 can monitor the change of the geomagnetic field and the change of the motion attitude of the probe in the process of pressing down the ultra-deep pipeline probe 1 in real time, and can know whether the probe is vertical to the earth center or not and whether the probe is kept in a vertical state or not in the process of pressing down through the data.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a signal transmitter of the present invention;

FIG. 2 is a schematic diagram of the ultra-deep pipeline probe 1 of the present invention;

FIG. 3 is a schematic structural view of the harvester 10 of the present invention;

FIG. 4 is a schematic diagram of a left power amplifier circuit of the digital power amplifier board circuit of the present invention;

FIG. 5 is a schematic diagram of a right power amplifier circuit of the digital power amplifier board circuit of the present invention;

FIG. 6 is a schematic diagram of a gain adjustment circuit of the digital power amplifier circuit according to the present invention;

FIG. 7 is a schematic diagram of an MCU circuit according to the present invention;

FIG. 8 is a schematic diagram of a power supply circuit according to the present invention;

FIG. 9 is a circuit diagram of a display panel according to the present invention;

FIG. 10 is a schematic diagram of a crystal oscillator circuit according to the present invention;

FIG. 11 is a schematic diagram of a key circuit according to the present invention;

FIG. 12 is a schematic view of a download port circuit of the present invention;

FIG. 13 shows a BOOT circuit of the present invention

FIG. 14 is a circuit diagram of an AD9833 module according to the present invention;

FIG. 15 is a schematic diagram of a bypass capacitor circuit according to the present invention;

FIG. 16 is a schematic diagram of a transformer circuit according to the present invention;

FIG. 17 is a schematic view of the module connection of the present invention;

FIG. 18 is a schematic diagram of a signal amplifying and filtering rectification circuit according to the present invention;

FIG. 19 is a schematic diagram of a main control MCU and an auxiliary circuit A according to the present invention;

FIG. 20 is a circuit diagram of a code download interface according to the present invention;

FIG. 21 is a schematic view of a 485 communication circuit configuration according to the present invention;

FIG. 22 is a schematic view of a 485 communication interface circuit according to the present invention;

FIG. 23 is a schematic structural diagram of a main control MCU and an auxiliary circuit B according to the present invention;

FIG. 24 is a schematic diagram of a voltage reduction and stabilizing circuit according to the present invention;

FIG. 25 is a schematic view of a 485 communication circuit configuration according to the present invention;

FIG. 26 is a schematic diagram of a key circuit structure according to the present invention;

FIG. 27 is a circuit diagram of a download interface according to the present invention;

FIG. 28 is a schematic view of a 485 communication interface circuit according to the present invention;

FIG. 29 is a schematic diagram of a power supply interface circuit according to the present invention;

FIG. 30 is a schematic diagram of a charging interface circuit according to the present invention;

FIG. 31 is a schematic diagram of a USB interface circuit according to the present invention;

FIG. 32 is a schematic diagram of a voltage boost stabilizing circuit according to the present invention;

FIG. 33 is a schematic diagram of the circuit configuration of the power indicator lamp of the present invention;

FIG. 34 is a schematic diagram of an interface circuit of the LCD panel according to the present invention;

FIG. 35 is a schematic diagram of a nine-axis module circuit and its auxiliary circuits according to the present invention;

FIG. 36 is a schematic diagram of a voltage regulator circuit of the nine-axis module according to the present invention;

fig. 37 is a schematic structural diagram of a nine-axis module interface circuit according to the present invention.

Sequence numbers shown in the figures: crossbeam 1, earth anchor 2, probe 3, bottom guide sleeve 4, earth anchor kelly 5, earth anchor spanner 6, hand interface 7, chevron clamp plate 8, fixture block 9, chain fender axle 10, chain 11, top layer guide sleeve 12, probe 13, hand 14, cable 15, receiver 16.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings, in order that the present disclosure may be more fully understood and fully conveyed to those skilled in the art. While the exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the invention is not limited to the embodiments set forth herein.

It should be understood that the structures, ratios, sizes, and the like shown in the drawings and described in the specification are only used for matching with the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions under which the present invention can be implemented, so that the present invention has no technical significance, and any structural modification, ratio relationship change, or size adjustment should still fall within the scope of the present invention without affecting the efficacy and the achievable purpose of the present invention. In the present specification, the terms "upper", "lower", "left", "right", "middle", and the like are used for the sake of clarity only, and do not indicate or imply that the designated device or element must have a specific orientation, be constructed and operated in a specific orientation, and not limit the scope of the present invention, and the relative relationship between the designated device or element and the designated device or element may be changed or adjusted without substantially changing the technical content of the present invention. Meanwhile, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected" and "connected" should be interpreted broadly, for example, as being fixedly connected, detachably connected, or integrally connected; the connection can be mechanical connection or electrical connection; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

An ultra-deep pipeline detection system with an arithmetic analysis function comprises a signal transmitter, a signal receiver, a hardware circuit and processing software at a PC (personal computer) end. The signal receiver is used for receiving the different frequency signals and sending the frequency signals to the hardware circuit; the hardware circuit is used for carrying out calculation analysis on the frequency signal; and processing software at the PC end is used for real-time operation control. The invention is used for the ultra-deep pipeline, the detecting device detects the trend and the buried depth of the target pipeline by the electromagnetic induction principle, the operation is simple, the cost waste is avoided, the absolute accuracy of the measurement can be effectively improved, the efficiency is high, and when the distance to the pipeline is closer and closer, an alarm can be automatically generated to inform an operator to stop the construction, so that the safety is higher; the function of real-time data calculation and analysis is provided, so that the detection operation when the underground target pipeline is complex is met.

The signal transmitter comprises a power supply module, a man-machine interaction module, a CPU core module, a signal generation module, an excitation output module and a pipeline signal loader; the man-machine interaction module is bidirectionally connected with the CPU core module, the CPU core module is connected with the signal generation module and the excitation output module, the signal generation module is connected with the excitation output module, and the excitation output module is connected with the pipeline signal loader.

The power supply module provides 3.3V, 5V and 12V direct current and provides required working power supply for the CPU core module, the man-machine interaction module, the signal generation module, the excitation output module and the pipeline signal loader.

The CPU core module comprises an ARM processor, a memory circuit and an auxiliary circuit; the memory circuit is connected with the ARM processor in a bidirectional mode, and the auxiliary circuit is connected with the ARM processor in a unidirectional mode; the ARM processor is used as a main control chip of the whole device, the memory circuit provides necessary data access function for the ARM processor, and the auxiliary circuit is a basic working peripheral circuit of the ARM processor; the model of the ARM processor is an STM32F103C8T6 processor.

The man-machine interaction module comprises a key circuit and a TFT liquid crystal display, wherein the key circuit and the TFT liquid crystal display are both connected with the ARM processor in a one-way mode; the key circuit transmits an operation instruction of an operator to the ARM processor, and the TFT liquid crystal display displays an operation result processed by the ARM processor and the self condition of the equipment in real time.

The signal generation module is a complete circuit and comprises signal frequency selection, pulse signal generation and sinusoidal signal conversion which are sequentially and unidirectionally connected, wherein the ARM processor is unidirectionally connected with the signal frequency selection, and the sinusoidal signal conversion is unidirectionally connected with the excitation output module; the flow of the signal generation module comprises signal frequency selection, pulse signal generation and sine signal conversion, wherein a preset frequency is selected through a key circuit, a pulse signal with a corresponding frequency is generated, and the pulse signal is converted into a sine signal; the preset frequency can preset any plurality of different frequencies within the frequency range of 0-20 MHz.

The excitation output module is a complete circuit and comprises an amplification power selection and a sinusoidal signal power amplification which are sequentially and unidirectionally connected, wherein the ARM processor is unidirectionally connected with the amplification power selection and the sinusoidal signal power amplification and unidirectionally connected with the pipeline signal loader; the flow of the excitation output module is divided into amplification power selection (signal gain selection) and sinusoidal signal power amplification, a preset amplification factor (gain number) is selected through a key circuit, and the power of the sinusoidal signal is amplified (both voltage and current are improved).

The pipeline signal loader is a self-contained device, comprises an annular clamp or two alligator clamps and loads a final signal on a target pipeline.

The signal transmitter has the advantages that:

advantage (1): the signal transmitter has the advantages of high transmitting power, small volume, light weight and convenient carrying. The method is more suitable for field operation in adverse environment, the operation is simple, the efficiency is high, and the transmitter power is improved by 70%. The standardized interface cable appears damaging and can purchase the accessory maintenance on the spot, avoids the cost extravagant. All main-stream commercial machines are compatible, and more different frequency signals and outputs are provided.

Advantage (2): the working conditions of the current equipment, including signal frequency, signal intensity (gain), whether the equipment is normal or not, can be known in real time through TFT liquid crystal display. Through the form of button, can manual regulation signal's frequency and the intensity of signal, convenient and fast. The frequency of the customized process can be added into the preset frequency, so that the use requirement of conventional equipment can be met, and a new operation process can be met and developed. The strong signal intensity is far higher than that of the mainstream commodity machine, and the high-power high-speed signal transmission device is very suitable for work places with adverse environmental factors.

The signal receiver comprises an ultra-deep pipeline probe 1 and a collector 10.

As shown in fig. 1, the ultra-deep pipeline probe 1 comprises an induction coil 2, a coil welding spot 3, a filter circuit 4, a nine-axis attitude sensor circuit 5, a communication circuit 6, a connecting wire 7 and a joint female end 8; the front end of the ultra-deep pipeline probe 1 is provided with an induction coil 2, the left end of the induction coil 2 is connected to a filter circuit 4 through a coil welding spot 3, the filter circuit 4 is electrically connected to a nine-axis attitude sensor circuit 5, the nine-axis attitude sensor circuit 5 is electrically connected to a communication circuit 6, the communication circuit 6 is electrically connected to a connecting line 7, and the connecting line 7 is electrically connected to a joint female end 8.

As shown in fig. 2, the collector 10 includes a liquid crystal display 11, a switch 12, a key panel 14 and a connector male end 9; a liquid crystal display screen 11 is arranged above the collector 10, a switch 12 is arranged on the lower left of the liquid crystal display screen 11, and a key panel 14 is arranged on the lower right of the liquid crystal display screen 11; a joint male end 9 is arranged below the collector 10; wherein, the male end 9 and the female end 8 are connected with each other in a matching way.

As shown in fig. 3, the system further comprises a power supply 13 and a main controller module 15; the power supply 13 provides a voltage power supply of 12V-5V-3.3V for the ultra-deep pipeline probe 1, the collector 10 and the main controller module 15; the main controller module 15 contains a core controller 16, a memory circuit 17 and an auxiliary circuit 18; the operation result of the key panel 14 is transmitted to the core controller 16, and the core controller controls the liquid crystal display 11 to display the operation result; the core controller 16 communicates with the ultra-deep pipeline probe 1 through the connector male end 9 to obtain a detection result.

As shown in fig. 4-8, the ultra-deep pipeline probe 1 includes a signal amplifying and filtering rectification circuit, a main control MCU and auxiliary circuit a, a code downloading interface circuit, a 485 communication interface circuit, and a nine-axis attitude sensor circuit 5.

The working principle of the signal amplification and filtering rectification circuit is as follows: and amplifying the signals collected by the ultra-deep pipeline probe 1, and filtering the interference signals.

The working principle of the main control MCU and the auxiliary circuit A is as follows: controls the operation of all the circuits in the entire ultra-deep pipeline probe 1.

The working principle of the code downloading interface circuit is as follows: downloading an operation code for the main control MCU;

the working principle of the 485 communication circuit is as follows: providing 485 communication functions.

The working principle of the 485 communication interface circuit is as follows: is connected with the collector 10 through a cable for communication.

As shown in fig. 9-20, the collector 10 includes a main control MCU and an auxiliary circuit B, a voltage-reducing and voltage-stabilizing circuit, a 485 communication circuit, a key circuit, a download interface circuit, a 485 communication interface circuit, a power supply interface circuit, a charging interface circuit, a USB interface circuit, a voltage-increasing and voltage-stabilizing circuit, a power indicator circuit, and a liquid crystal display interface circuit.

The working principle of the main control MCU and the auxiliary circuit B is as follows: controls the operation of all of the circuitry throughout harvester 10.

The working principle of the voltage reduction and stabilization circuit is as follows: the supply voltage is stepped down to the operating voltage of the circuit and the voltage value is stabilized.

The working principle of the 485 communication circuit is as follows: providing 485 communication functions.

The working principle of the key circuit is as follows: the operation state of the operator on the keys is transmitted to the main control MCU.

The working principle of the downloading interface circuit is as follows: and downloading the running code for the master MCU.

The working principle of the 485 communication interface circuit is as follows: the ultra-deep pipeline probe 1 is connected and communicated with the cable.

The working principle of the power supply interface circuit is as follows: and a connection interface of the circuit power supply.

The working principle of the charging interface circuit is as follows: the charging interface of the charger.

The working principle of the USB interface circuit is as follows: a USB interface type external power supply interface.

The working principle of the voltage boosting and stabilizing circuit is as follows: the power supply voltage accessed by the external power supply with the USB interface type is boosted to the circuit working voltage, and the voltage value is stabilized.

The working principle of the power indicator lamp circuit is as follows: when the power supply supplies power normally, the indicator lamp is on constantly.

The working principle of the liquid crystal display interface circuit is as follows: an interface to the liquid crystal display 11.

It should be noted that, in the circuits shown in fig. 4 to fig. 20, there is no circuit connection forming a closed loop, and an identifier, such as VCC, GND or RXT, etc., must be placed at the end of the connection, and the same identifier indicates that the electronic components are connected in the actual circuit.

When the device works, the device is matched with an ultra-deep pipeline detection technology for use, and an ultra-deep pipeline probe 1 is assembled at the tail end of a static depressor; connecting the ultra-deep pipeline probe 1 with the collector 10, and starting up and electrifying; through the mode of the ultra-deep pipeline detection technology, the ultra-deep pipeline probe 1 is kept in a vertical state on the ground, and the ultra-deep pipeline probe 1 is pressed into the ground vertically towards the geocenter by manpower; attitude data and geomagnetic field data of the probe in the nine-axis sensor circuit 5 in the ultra-deep pipeline probe 1 in the state are acquired by the collector 10 and recorded as initial attitude values. During the process of pressing down the display of the display screen 11 on the collector 10, the attitude data and the geomagnetic field data monitored by the nine-axis sensor circuit 5 in the ultra-deep pipeline probe 1 in real time can effectively measure whether the ultrasonic pipeline probe 1 is vertical or not and the deflection angle condition during the process of pressing down, and can effectively measure the signal intensity condition sent by a target pipeline. The operator can adjust the pressing direction and speed in time according to the pointing geocentric condition displayed by the display screen 11 until the operator presses the geocentric vertically. After the operator finishes measuring a round of data, the operator can obtain the depth result of the target pipeline from the collector 10 in real time.

Advantages of the signal receiver:

advantage (1): making an accurate measurement of the depth of the target pipeline; measuring the depth of the pipeline with the depth within 30 meters; the damage to the operation site is controllable and temporary; the required data can be obtained only by one operation. The damage to the operation site can not be caused greatly during operation, and the damage can be quickly recovered; the required data can be obtained only by one-time operation, so that the method is efficient and quick; compared with large-scale equipment such as a drilling machine and the like, the equipment can be conveniently carried on a vehicle.

Advantage (2): the ultra-deep pipeline probe 1 is made of nylon materials, and simultaneously has the advantages of hardness, corrosion resistance, portability and portability. The ultra-deep pipeline probe 1 is designed by a pointed end, is conveniently matched with an ultra-deep pipeline detection technology developed by the department of self, and is easy to press the ultra-deep pipeline probe 1 underground. The device is matched with a collector to obtain accurate data immediately and measure the depth of the underground pipeline. The operation panel is used in cooperation with the display screen, and is friendly and simple to operators. The nine-axis attitude sensor circuit 5 can monitor the change of the geomagnetic field and the change of the motion attitude of the probe in the process of pressing down the ultra-deep pipeline probe 1 in real time, and can know whether the probe is vertical to the earth center or not and whether the probe is kept in a vertical state or not in the process of pressing down through the data.

The hardware circuit has the function of calculating and analyzing the absolute value of the signal, and comprises a transformer circuit of a signal transmitter, a digital power amplifier circuit, a detection signal generating circuit, a detection signal receiving circuit of a signal receiver, a detection signal transmitting circuit and a detection signal processing circuit.

The core part of the transformer circuit is a power matching controller.

The digital power amplifier board circuit comprises a left power amplifier circuit, a right power amplifier circuit and a gain adjusting circuit.

The signal generating circuit comprises an MCU circuit, an AD9833 module circuit, a power circuit, a crystal oscillator circuit, a bypass capacitor circuit, a key circuit, a download port circuit, a BOOT circuit and a display screen circuit.

The processing software of the PC end is underground pipeline alternating magnetic field digital signal acquisition and analysis software, and comprises an operation interface, a data analysis interface and a probe connecting interface.

The data analysis interface comprises a loading historical database file interface, a generating calculation curve interface and a generating report interface; the information of the collected data is classified and displayed in a data analysis interface, and serial numbers, IDs (identity), depth values, absolute signal values, point numbers, signal frequencies and remarks can be marked;

the information of the collected data can be directly stored in a database file or the data can be output in time as a field prompt result; meanwhile, the data can be stored on a receiver and displayed on a corresponding screen to be used as a field reference function; the information of the collected data can be continuously transmitted to a mobile phone end or a computer end through a wireless network of WIFI or Bluetooth or mobile telecommunication, and field report generation, display and data calculation are carried out; the database file provides a USB port, so that the data can be conveniently copied to a computer in a USB mode, and a report can be generated by reading and calculating corresponding software;

the USB port only needs to be inserted into a USB flash disk, and detected data can be automatically stored on the USB flash disk through time division without manual setting; storing one piece of data in each detection result; storing a plurality of files according to a plurality of results; software only needs to read files in the folder, so that all data detected at that time can be obtained, and a production report and a chart are calculated; displaying the data into a graph in real time, marking the highest value in real time, and generating a calculation curve and a report after the data acquisition is finished;

the probe connecting interface comprises an operation interface for connecting the probe, a grading interface of signal amplification factor, an operation interface of initial configuration, an operation interface of acquisition result and an operation interface of automatic acquisition configuration.

Although the embodiments have been described, once the basic inventive concept is obtained, other variations and modifications of these embodiments can be made by those skilled in the art, so that these embodiments are only examples of the present invention, and not intended to limit the scope of the present invention, and all equivalent structures or equivalent processes that can be used in the present specification and drawings, or used directly or indirectly in other related fields are encompassed by the present invention.

Claims (7)

1. An ultra-deep pipeline detection system with calculation analysis function is characterized in that: the system comprises a signal transmitter, a signal receiver, a hardware circuit and processing software of a PC (personal computer) end; the signal receiver is used for receiving the different frequency signals and sending the frequency signals to the hardware circuit; the hardware circuit is used for carrying out calculation analysis on the frequency signal; the processing software of the PC end is used for real-time operation control;

the signal transmitter comprises a power supply module, a man-machine interaction module, a CPU core module, a signal generation module, an excitation output module and a pipeline signal loader; the man-machine interaction module is bidirectionally connected with the CPU core module, the CPU core module is connected with the signal generation module and the excitation output module, the signal generation module is connected with the excitation output module, and the excitation output module is connected with the pipeline signal loader;

the signal receiver comprises an ultra-deep pipeline probe (1) and a collector (10); the ultra-deep pipeline probe (1) comprises an induction coil (2), a coil welding spot (3), a filter circuit (4), a nine-axis attitude sensor circuit (5), a communication circuit (6), a connecting wire (7) and a joint female end (8); the front end of the ultra-deep pipeline probe (1) is provided with an induction coil (2), the left end of the induction coil (2) is connected to a filter circuit (4) through a coil welding spot (3), the filter circuit (4) is electrically connected to a nine-axis attitude sensor circuit (5), the nine-axis attitude sensor circuit (5) is electrically connected to a communication circuit (6), the communication circuit (6) is electrically connected to a connecting wire (7), and the connecting wire (7) is electrically connected to a joint female end (8); the collector (10) comprises a liquid crystal display (11), a switch (12), a key panel (14) and a joint male end (9); a liquid crystal display screen (11) is arranged above the collector (10), a switch (12) is arranged on the lower left of the liquid crystal display screen (11), and a key panel (14) is arranged on the lower right of the liquid crystal display screen (11); a joint male end (9) is arranged below the collector (10); wherein, the male end (9) of the connector and the female end (8) of the connector are mutually matched and connected;

the hardware circuit has the function of calculating and analyzing the absolute value of a signal and comprises a transformer circuit of a signal transmitter, a digital power amplifier circuit, a detection signal generating circuit, a detection signal receiving circuit, a detection signal transmitting circuit and a detection signal processing circuit of a signal receiver;

the processing software of the PC end is underground pipeline alternating magnetic field digital signal acquisition and analysis software, and comprises an operation interface, a data analysis interface and a probe connecting interface.

2. The ultra-deep pipeline probe system with algorithmic analysis function of claim 1, characterized in that:

the power supply module provides 3.3V, 5V and 12V direct current and provides required working power supplies for the CPU core module, the man-machine interaction module, the signal generation module, the excitation output module and the pipeline signal loader;

the CPU core module comprises an ARM processor, a memory circuit and an auxiliary circuit; the memory circuit is connected with the ARM processor in a bidirectional mode, and the auxiliary circuit is connected with the ARM processor in a unidirectional mode; the ARM processor is used as a main control chip of the whole device, the memory circuit provides necessary data access function for the ARM processor, and the auxiliary circuit is a basic working peripheral circuit of the ARM processor; the model of the ARM processor is an STM32F103C8T6 processor;

the man-machine interaction module comprises a key circuit and a TFT liquid crystal display, wherein the key circuit and the TFT liquid crystal display are both connected with the ARM processor in a one-way mode; the key circuit transmits an operation instruction of an operator to the ARM processor, and the TFT liquid crystal display displays an operation result processed by the ARM processor and the self condition of the equipment in real time;

the signal generation module is a complete circuit and comprises signal frequency selection, pulse signal generation and sinusoidal signal conversion which are sequentially and unidirectionally connected, wherein the ARM processor is unidirectionally connected with the signal frequency selection, and the sinusoidal signal conversion is unidirectionally connected with the excitation output module; the flow of the signal generation module comprises signal frequency selection, pulse signal generation and sine signal conversion, wherein a preset frequency is selected through a key circuit, a pulse signal with a corresponding frequency is generated, and the pulse signal is converted into a sine signal; the preset frequency can preset any plurality of different frequencies within the frequency of 0-20 MHZ;

the excitation output module is a complete circuit and comprises an amplification power selection and a sinusoidal signal power amplification which are sequentially and unidirectionally connected, wherein the ARM processor is unidirectionally connected with the amplification power selection and the sinusoidal signal power amplification and unidirectionally connected with the pipeline signal loader; the flow of the excitation output module comprises amplification power selection and sine signal power amplification, a preset amplification factor is selected through a key circuit, and the power of the sine signal is amplified;

the pipeline signal loader is a self-contained device, comprises an annular clamp or two alligator clamps and loads a final signal on a target pipeline.

3. The ultra-deep pipeline probe system with algorithmic analysis function of claim 1, characterized in that: the signal receiver also comprises a power supply (13) and a main controller module (15); the power supply (13) provides a voltage power supply of 12V-5V-3.3V for the ultra-deep pipeline probe (1), the collector (10) and the main controller module (15); the main controller module (15) comprises a core controller (16), a storage circuit (17) and an auxiliary circuit (18); the operation result of the key panel (14) is transmitted to the core controller (16), and the core controller controls the liquid crystal display screen (11) to display the operation result; the core controller (16) is communicated with the ultra-deep pipeline probe (1) through the connector male end (9) to obtain a detection result;

the ultra-deep pipeline probe (1) comprises a signal amplification and filtering rectification circuit, a master control MCU and auxiliary circuit A, a code downloading interface circuit, a 485 communication interface circuit and a nine-axis attitude sensor circuit (5);

the collector (10) comprises a master control MCU (microprogrammed control unit) and an auxiliary circuit B, a voltage reduction and voltage stabilization circuit, a 485 communication circuit, a key circuit, a downloading interface circuit, a 485 communication interface circuit, a power supply interface circuit, a charging interface circuit, a USB (universal serial bus) interface circuit, a voltage boosting and voltage stabilization circuit, a power indicator circuit and a liquid crystal display screen interface circuit.

4. The ultra-deep pipeline probe system with algorithmic analysis function of claim 3, characterized in that: a nine-axis attitude sensor circuit (5) is arranged in the probe (3), the nine-axis attitude sensor circuit (5) comprises a nine-axis module circuit and an auxiliary circuit thereof, a voltage stabilizing circuit of the nine-axis module and a nine-axis module interface circuit, and the probe can be pressed down in real time to determine whether the direction points to the center of the earth.

5. The ultra-deep pipeline probe system with algorithmic analysis function of claim 1, characterized in that: the working method of the signal receiver comprises the following steps: assembling an ultra-deep pipeline probe (1) to the end of a static depressor; connecting the ultra-deep pipeline probe (1) with a collector (10), and starting up and electrifying; by means of the ultra-deep pipeline detection technology, the ultra-deep pipeline probe (1) is kept in a vertical state on the ground, and the ultra-deep pipeline probe (1) is pressed into the ground vertically towards the center of the ground through manpower; attitude data and geomagnetic field data of a probe in a nine-axis sensor circuit (5) in the ultra-deep pipeline probe (1) are acquired through a collector (10) and are recorded as initial attitude values when the probe keeps the state; by means of attitude data and geomagnetic field data monitored in real time by the nine-axis sensor circuit (5) in the ultra-deep pipeline probe (1) in the process of pressing down and displayed by the display screen (11) on the collector (10), whether the ultrasonic pipeline probe (1) is vertical or not and deflection angle conditions in the process of pressing down can be effectively measured, and the signal intensity condition sent by a target pipeline can be effectively measured; the operator adjusts the pressing direction and speed in time according to the pointing geocentric condition displayed by the display screen (11) until the geocentric is pressed vertically; after the operator finishes measuring one round of data, the depth result of the target pipeline can be obtained in real time from the collector (10).

6. The ultra-deep pipeline probe system with algorithmic analysis function of claim 1, characterized in that: the core part of the transformer circuit is a power matching controller;

the digital power amplifier board circuit comprises a left power amplifier circuit, a right power amplifier circuit and a gain adjusting circuit;

the signal generating circuit comprises an MCU circuit, an AD9833 module circuit, a power circuit, a crystal oscillator circuit, a bypass capacitor circuit, a key circuit, a download port circuit, a BOOT circuit and a display screen circuit.

7. The ultra-deep pipeline probe system with algorithmic analysis function of claim 1, characterized in that: the data analysis interface comprises a loading historical database file interface, a generating calculation curve interface and a generating report interface; the information of the collected data is classified and displayed in a data analysis interface, and serial numbers, IDs (identity), depth values, absolute signal values, point numbers, signal frequencies and remarks can be marked;

the information of the collected data can be directly stored in a database file or the data can be output in time as a field prompt result; meanwhile, the data can be stored on a receiver and displayed on a corresponding screen to be used as a field reference function; the information of the collected data can be continuously transmitted to a mobile phone end or a computer end through a wireless network of WIFI or Bluetooth or mobile telecommunication, and field report generation, display and data calculation are carried out; the database file provides a USB port, so that the data can be conveniently copied to a computer in a USB mode, and a report can be generated by reading and calculating corresponding software;

the USB port only needs to be inserted into a USB flash disk, and detected data can be automatically stored on the USB flash disk through time division without manual setting; storing one piece of data in each detection result; storing a plurality of files according to a plurality of results; software only needs to read files in the folder, so that all data detected at that time can be obtained, and a production report and a chart are calculated; displaying the data into a graph in real time, marking the highest value in real time, and generating a calculation curve and a report after the data acquisition is finished;

the probe connecting interface comprises an operation interface for connecting the probe, a grading interface of signal amplification factor, an operation interface of initial configuration, an operation interface of acquisition result and an operation interface of automatic acquisition configuration.

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