CN-224229422-U - Buried metal bump mouth pipeline identification device

Abstract

The utility model discloses a buried metal bump pipeline identification device, and relates to the technical field of pipeline detection. The utility model comprises a signal transmitting mechanism, a waveform detecting mechanism and a copper core wire, wherein the signal transmitting mechanism is used for transmitting an electric signal with specific frequency and voltage, the electric signal is communicated with the first end of the touch port pipeline through a first wire, the waveform detecting mechanism is used for detecting the waveform of the electric signal at the second end of the touch port pipeline, the waveform detecting mechanism is communicated with the second end of the touch port pipeline through a second wire, the signal transmitting mechanism and the waveform detecting mechanism form a loop through the copper core wire, and the purpose of identifying the buried metal pipeline in the same pipeline in low cost time is achieved.

Inventors

• XIE GUOYONG
• ZHANG XUE
• ZHAO GUANGYONG
• ZHAO XUEYANG
• MAO TINGTING
• KOU YUBO
• TANG YANG
• You Yini
• YANG YAN

Assignees

• 成都天府新区华天兴能燃气有限公司

Dates

Publication Date

20260512

Application Date

20250319

Claims (6)

1. 1. An underground metal bump mouth pipeline identification device, which is characterized by comprising: The signal transmitting mechanism (1) is used for transmitting an electric signal with specific frequency and voltage and is communicated with the first end of the collision pipeline (2) through a first lead (3); The waveform detection mechanism (4) is used for detecting the waveform of the electric signal at the second end of the touch port pipeline (2) and is communicated with the second end of the touch port pipeline (2) through a second lead (5); The signal transmitting mechanism (1) and the waveform detecting mechanism (4) form a loop through a copper core wire (6).
2. 2. The buried metal bump mouth pipe identifying device according to claim 1, wherein the signal transmitting mechanism (1) is one of a ground resistance meter, a megameter and a probe tube meter transmitter, and the waveform detecting mechanism (4) is an oscilloscope.
3. 3. The buried metal bump mouth pipe identifying device according to claim 2, wherein when the signal transmitting mechanism (1) is a ground resistance meter, it is used for transmitting an electric signal with a frequency of 130Hz and a voltage of 120V.
4. 4. The buried metal bump mouth pipe identifying device according to claim 2, wherein when the signal transmitting mechanism (1) is a megohmmeter, it is used for transmitting an electric signal with a frequency of 0Hz and a voltage of 200V.
5. 5. The buried metal bump mouth pipe identification device according to claim 2, wherein when the electric signal transmitting mechanism (1) is a probe transmitter, the buried metal bump mouth pipe identification device is used for transmitting an electric signal with the frequency of 512Hz or 8kHz or 65kHz and the voltage of 30V.
6. 6. A buried metal bump mouth pipe identification device according to any one of claims 1 to 5, characterized in that the ends of the first wire (3) and the second wire (5) are both provided with crocodile clips, which are communicated with the bump mouth pipe (2) by a connecting device; The connecting device comprises a magnetic suction block (7), a first surface of the magnetic suction block (7) is magnetically sucked with a collision pipeline (2), the first surface is in a cambered surface structure or a plane structure, the magnetic suction block (7) and a second surface opposite to the first surface are magnetically sucked and connected with an iron base (8), a pair of iron mounting plates (9) perpendicular to and parallel to the magnetic suction block (7) are arranged on the base (8) and opposite to the magnetic suction block, a horizontal iron round rod (10) is arranged between the mounting plates (9), a rectangular iron sheet (11) is rotatably arranged on the round rod (10), the rectangular sheet (11) is rotationally connected with the round rod (10) in a fitting mode, and crocodile clamps are clamped at the edges of the rectangular sheet (11).

Description

Buried metal bump mouth pipeline identification device Technical Field The utility model relates to the technical field of pipeline detection, in particular to a buried metal bump pipeline identification device. Background With the continuous rapid development of urban construction, underground pipe network construction is gradually increased, and the safe operation of the underground pipe network is more and more important, however, the hidden nature and the complexity of the underground pipe network make detection and confirmation work difficult, and meanwhile, due to various reasons, the basic information of the underground pipe network is not sound, and various means are needed for accurately identifying and confirming the underground pipe network. Taking a gas pipeline as an example, in the working of gas pipeline inspection and inspection, operation maintenance, emergency maintenance, gas stopping and bumping, and the like, a gas company must ensure the accuracy of the position and the trend of the pipeline, and generally needs to look up a large amount of data under the condition that the pipeline cannot be completely determined, and detect and determine the position and the trend of the pipeline on site by using a metal pipeline detection instrument (abbreviated as a probe), in actual working, particularly when bumping, the excavated pipeline must be accurately judged, but when the metal pipeline with the same pipe diameter and material laid in the same ditch (or with a relatively close interval) or when a communication cable or a power cable with relatively large interference is nearby, the probe is used for detecting the difficulty is large, and the accuracy is low. Therefore, the pipe is often required to be excavated or the exploratory is often excavated at intervals, and then the pipe section is determined section by using the exploratory, so that the time consumption is long and the excavation cost is high. In order to solve the field problem that the pipe detector cannot accurately detect and determine the pipeline, a device for conveniently and accurately identifying the buried metal bump pipeline is highly required. Disclosure of utility model The utility model aims to provide a buried metal bump pipeline identification device so as to realize the purpose of identifying buried metal pipelines in the same pipeline at low cost. In order to achieve the above purpose, the present utility model adopts the following technical means: A buried metal bump mouth pipe identification device, comprising: the signal transmitting mechanism is used for transmitting an electric signal with specific frequency and voltage and is communicated with the first end of the collision pipeline through a first lead; The waveform detection mechanism is used for detecting the waveform of the electric signal at the second end of the touch port pipeline and is communicated with the second end of the touch port pipeline through a second lead; The signal transmitting mechanism and the waveform detecting mechanism form a loop through a copper core wire. Preferably, the signal transmitting mechanism is one of a ground resistor meter, a megohmmeter and a probe tube meter transmitter, and the waveform detecting mechanism is an oscilloscope. Further, when the signal transmitting mechanism is a ground resistor, the signal transmitting mechanism is used for transmitting an electric signal with the frequency of 130Hz and the voltage of 120V. Further, when the signal transmitting mechanism is a megohmmeter, the signal transmitting mechanism is used for transmitting an electric signal with the frequency of 0Hz and the voltage of 200V. Further, when the electric signal transmitting mechanism is a probe transmitter, the probe transmitter is used for transmitting an electric signal with the frequency of 512Hz or 8kHz or 65kHz and the voltage of 30V. Furthermore, the ends of the first wire and the second wire are respectively provided with an alligator clip, and the alligator clips are communicated with the bump pipeline through a connecting device; The linking device comprises a magnetic suction block, a first surface of the magnetic suction block is magnetically sucked with a collision pipeline, the first surface is constructed into an arc surface structure or a plane structure, the magnetic suction block is magnetically sucked with a second surface opposite to the first surface, a pair of vertical and mutually parallel iron mounting plates are arranged on one surface of the base back to the magnetic suction block, a horizontal iron round rod is arranged between the mounting plates, an iron rectangular sheet is rotatably arranged on the round rod, the rectangular sheet is rotationally connected with the round rod in a fitting mode, and crocodile clamps are clamped at the edges of the rectangular sheet. The utility model has the following beneficial effects in the using process: The method comprises the steps of applying electric signal