Underground pipeline detection device

Abstract

The utility model belongs to the technical field of underground pipeline detection, and particularly relates to an underground pipeline detection device which comprises a bearing plate. A plurality of universal wheels are respectively arranged at four corners of the bottom of the bearing plate through fasteners, a detection mechanism and a power supply are arranged above the bearing plate, the detection mechanism is electrically connected with the power supply, the detection mechanism comprises a detection transmitting assembly and a detection receiving assembly, and a marking mechanism is arranged on the bearing plate. The marking mechanism comprises a material barrel fixedly arranged above the bearing plate, a material bin is detachably arranged above the material barrel, a bin cover is detachably arranged above the material bin, a motor is arranged on the bin cover, the output end of the motor penetrates through the bin cover and is provided with a material mixing part, an air pump is arranged on the bearing plate, and an air pipe is arranged at the output end of the air pump. And the other end of the air pipe is fixedly connected with the upper portion of the charging barrel, and the bottom of the bearing plate is provided with a spraying assembly, so that the underground pipeline detection device has the function of marking the ground, and the underground pipelines on the ground can be conveniently trimmed in the later period.

Description

TECHNICAL FIELD

[0001] The utility model belongs to underground pipeline detection technical field, specifically a kind of underground pipeline detection device. BACKGROUND

[0002] Underground pipeline refers to the water supply, drainage, gas, heat, power, communication, lighting, broadcasting television, traffic signal, public video monitoring, industrial and other pipelines, cable, comprehensive pipe gallery, pipe trench and its accessory facilities, which are built below the ground of city, these pipelines are important component of city infrastructure, and have irreplaceable role for ensuring the normal operation of city However, since underground pipeline is often buried below ground, and with the passage of time, original pipeline data can be lost or deviate from actual situation, which brings great challenge to pipeline maintenance, reconstruction and new construction, therefore, underground pipeline detection device is needed to detect pipeline.

[0003] Among them, when detecting metal pipeline, it generates electromagnetic signal by transmitter using electromagnetic induction principle, and transmits signal to underground measured cable by direct connection method, coupling method, induction method and other transmission connection methods, underground cable generates induced current after sensing electromagnetic signal, and electromagnetic wave is radiated to ground in the propagation process of current, and receiver receives electromagnetic wave signal on ground, and the position and direction of underground cable are judged by signal strength variation.

[0004] However, underground pipeline detection device usually does not have the function of marking ground during pipeline detection, which affects the later repair of underground pipeline, therefore, underground pipeline detection device is proposed for the above problems. UTILITY MODEL CONTENT

[0005] The utility model proposes a kind of underground pipeline detection device, which can mark ground, avoid affecting the later repair of underground pipeline.

[0006] The utility model provides a kind of underground pipeline detection device, including bearing plate;The bottom four corners of the bearing plate are respectively provided with multiple universal wheels by fastener, the top of the bearing plate is provided with detection mechanism and power supply, the detection mechanism and power supply are electrically connected, the detection mechanism includes detection emission component and detection receiving component, marking mechanism is provided on the bearing plate, the marking mechanism includes the fixedly arranged barrel above the bearing plate, the top of the barrel is detachably provided with hopper, the top of the hopper is detachably provided with bin cover, motor is provided on the bin cover, the output of the motor is provided with mixing piece through the bin cover, air pump is provided on the bearing plate, air pipe is provided on the output of the air pump, the other end of the air pipe is fixedly connected with the upper portion of the barrel, injection assembly is arranged on the bottom of the bearing plate, battery valve of independently controlled is arranged below the hopper and below the barrel, push handle is provided on the bearing plate, control panel is provided on the push handle, the control panel is electrically connected with electrical element in device.

[0007] Preferably, the detection emission component includes a transmitter body, the transmitter body passes through the bearing plate, and a control display module and a signal amplification module are arranged above the transmitter body.

[0008] Preferably, the detection receiving component includes a receiver body, a data processing module and a signal conditioning module are arranged on the receiver body.

[0009] Preferably, the injection assembly includes a bracket arranged on the bottom of the bearing plate, a material guide pipe is fixedly arranged on the bracket, the material guide pipe is fixedly connected with the barrel through the bearing plate, a flat-shaped spray head is arranged at the end of the material guide pipe, and the flat-shaped spray head faces the ground below the transmitter body.

[0010] Preferably, an arc-shaped partition plate is arranged on the bracket, and the arc-shaped partition plate corresponds to the position of the flat-shaped spray head.

[0011] Preferably, a hole plate is fixedly arranged on the inner side of the lower portion of the barrel.

[0012] The utility model has the advantages that:

[0013] The utility model provides a kind of underground pipeline detection device, and the pipeline is detected underground by detection mechanism, and the detection emission component is structured to emit specific frequency and wave form electric signal to detection area;The electromagnetic wave signal generated by electromagnetic induction of underground pipeline is received by the receiver body by the structure of the detection receiving component, the analog signal after signal conditioning circuit processing is converted into digital signal by data processing module, so that digital signal processor is further processed.

[0014] The utility model provides a kind of underground pipeline detection device, the structure of marking mechanism is provided, the area of pipeline detection is marked by spraying, and arc-shaped baffle is provided on support, when flat-shaped nozzle sprays material, paint splashes, influence on transmitter main body detection is avoided. BRIEF DESCRIPTION OF DRAWINGS

[0015] The accompanying drawings, which are included to provide a further understanding of the present utility model, illustrate the present utility model and together with its description serve to explain the present utility model. They should not be taken to be unduly restrictive(1) of the scope of the present utility model, as embodiments of the present utility model can be made without them.

[0016] In the drawings:

[0017] Figure 1 is the perspective view of the utility model;

[0018] Figure 2 is the partial sectional view of the utility model;

[0019] Figure 3 is Figure 2 the enlarged view of A in Fig.

[0020] Figure 4 is the structure schematic view of lower part of the utility model.

[0021] LEGEND

[0022] 1, bearing plate; 2, universal wheel; 3, power supply; 4, barrel; 5, stock bin; 6, bin cover; 7, motor; 8, mixing piece; 9, air pump; 10, air pipe; 11, push handle; 12, control panel; 13, battery valve; 14, transmitter main body; 15, control display module; 16, signal amplification module; 17, receiver main body; 18, data processing module; 19, signal conditioning module; 20, support; 21, material guide pipe; 22, flat-shaped nozzle; 23, arc-shaped baffle; 24, aperture plate. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present utility model will be described clearly and completely below with reference to the drawings in the embodiments of the present utility model. Obviously, the described embodiments are only part of the embodiments of the present utility model, but not all the embodiments. Based on the embodiments in the present utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present utility model.

[0024] Specific embodiments are given below.

[0025] Please refer to Figures 1-4The utility model provides a kind of underground pipeline detection device, including bearing plate 1;The bottom four corners of bearing plate 1 are respectively provided with multiple universal wheels 2 by fastener, compared with traditional portable underground pipeline detection device, underground pipeline detection device need not be hand-held and moved, save the physical strength of user, the top of bearing plate 1 is provided with detection mechanism and power supply 3, detection mechanism is used to detect pipeline underground, power supply 3 is used to provide power supply 3 to electrical element in device, detection mechanism and power supply 3 are electrically connected, detection mechanism includes detection emission assembly and detection receiving assembly, marking mechanism is provided on bearing plate 1, marking mechanism is used to spray mark in the area of pipeline detection, marking mechanism includes fixedly being arranged on the top of bearing plate 1 cartridge 4, cartridge 4 is detachably provided with hopper 5 on the top, hopper 5 is detachably provided with bin cover 6 on the top, motor 7 is provided on bin cover 6, motor 7 is provided with mixing piece 8 passing through bin cover 6 on the output end, avoid that the marking paint in hopper 5 is deposited when standing, air pump 9 is provided on bearing plate 1, air pipe 10 is provided on the output end of air pump 9, the other end of air pipe 10 is fixedly connected with the upper portion of cartridge 4, the bottom of bearing plate 1 is provided with injection assembly, injection assembly sprays paint in cartridge 4 in pipeline detection area, independently controlled battery valve 13 is provided below hopper 5 and below cartridge 4, push handle 11 is provided on bearing plate 1, push handle 11 is convenient for user to push device, control panel 12 is provided on push handle 11, control panel 12 is electrically connected with electrical element in device, and it is convenient for user to operate control device.

[0026] Further, as shown in Figure 1 And Figure 2 Detection emission assembly includes transmitter main body 14, the bottom of transmitter main body 14 passes through bearing plate 1, control display module 15 and signal amplification module 16 are provided on the top of transmitter main body 14, transmitter main body 14 is responsible for generating electrical signal with specific frequency and waveform, lower frequency signal penetration ability is strong, applicable to deep buried pipeline, higher frequency signal is high in pipeline positioning accuracy, applicable to shallow buried pipeline, transmitter main body 14 is provided with transmitting antenna at the bottom, usually special coil or electrode, for converting power amplified electrical signal into electromagnetic wave or electromagnetic field, and transmitting to underground pipeline, the weak electrical signal generated by signal generation circuit is power amplified by signal amplification module 16, to enhance signal strength, so that it can produce enough strong electromagnetic field in underground pipeline, control display module 15 is composed of microprocessor, display screen and operation button microprocessor is used to control the working mode, signal frequency, output power and other parameters of transmitter, and process and store relevant data, display screen is used to display current working state, parameter setting and battery capacity and other information, operation button is used for user to carry out various operations and parameter adjustment to transmitter.

[0027] Further, as shown in Figure 1And Figure 2 As shown in the figure, the probe receiving assembly includes a receiver main body 17, a data processing module 18 and a signal conditioning module 19 are arranged on the receiver main body 17, the electromagnetic wave signal generated by electromagnetic induction of the underground pipeline is received through the receiver main body 17, the data processing module 18 is composed of an analog-to-digital converter and a digital signal processor, the analog-to-digital converter converts the analog signal processed by the signal conditioning circuit into a digital signal, so that the digital signal processor further processes and analyzes the digital signal, the digital signal processor processes the digital signal through various algorithms, extracts the feature information related to the underground pipeline, and calculates the position, depth, direction and other parameters of the pipeline according to these information.

[0028] Further, as shown in the figure, Figure 1 And Figure 4 As shown in the figure, the spraying assembly includes a support 20 arranged at the bottom of the carrier plate 1, a material guide pipe 21 is fixedly arranged on the support 20, the material guide pipe 21 is fixedly connected with the barrel 4 through the carrier plate 1 above, the end of the material guide pipe 21 is provided with a flat-shaped nozzle 22, the flat-shaped nozzle 22 faces the ground below the transmitter main body 14, and the material is sprayed in the induction area of the transmitter main body 14 pipe.

[0029] Further, as shown in the figure, Figure 4 As shown in the figure, an arc-shaped partition plate 23 is arranged on the support 20, the arc-shaped partition plate 23 corresponds to the position of the flat-shaped nozzle 22, so as to avoid the paint splashing when the flat-shaped nozzle 22 sprays the material, and to avoid the influence on the transmitter main body 14 probe.

[0030] Further, as shown in the figure, Figure 2 And Figure 3 As shown in the figure, a hole plate 24 is fixedly arranged at the inner lower part of the barrel 4, the hole plate 24 can filter the material blocks in the paint.

[0031] Working principle: compared with the traditional handheld underground pipeline probe device, only the push handle 11 needs to be pushed, without the need to hold and move the underground pipeline probe device, the user's physical strength is saved;

[0032] The underground pipeline is detected by the detection mechanism, the electric signal of specific frequency and waveform is emitted to the detection area through the structural setting of the detection and emission assembly, the weak electric signal generated by the signal generation circuit is power amplified by the signal amplification module 16 to enhance the signal strength, so that a strong enough electromagnetic field can be generated in the underground pipeline, the display module 15 controls the working mode, signal frequency, output power and other parameters of the transmitter, and processes and stores the related data, the display screen displays the current working state, parameter setting and battery capacity and the like, and the operation key is used for the user to operate and adjust the parameters of the transmitter; the electromagnetic wave signal generated by the electromagnetic induction of the underground pipeline is received by the receiver main body 17 through the structural setting of the detection and reception assembly, the analog signal processed by the signal conditioning circuit is converted into a digital signal by the data processing module 18, so that the digital signal processor can further process and analyze the digital signal, the digital signal processor processes the digital signal through various algorithms, extracts the feature information related to the underground pipeline, and calculates the position, depth, direction and other parameters of the pipeline according to the information;

[0033] The area detected by the pipeline is marked by the structural setting of the marking mechanism, the coating is added in the hopper 5, the hopper cover 6 is closed, the operation of the motor 7 is controlled, the coating in the hopper 5 is stirred by the mixing part 8, so that the coating in the hopper 5 is prevented from being deposited due to standing, and the effect of the material spraying marking is affected, the electromagnetic valve below the hopper 5 is opened, so that the coating enters the barrel 4, then the electromagnetic valve below the hopper 5 is closed, when the control display module 15 displays the pipe path image, the air pump 9 is controlled to operate and the electromagnetic valve on the barrel 4 is opened, so that the coating in the barrel 4 is sent into the spraying assembly, the coating is sent into the flat-shaped nozzle 22 through the material guide pipe 21, the flat-shaped nozzle 22 faces the ground below the transmitter main body 14, the coating is sprayed on the induction area of the transmitter main body 14 pipe, and the arc-shaped partition plate 23 is arranged on the support 20, so that the coating is prevented from splashing when the flat-shaped nozzle 22 sprays the coating, and the detection of the transmitter main body 14 is affected.

[0034] The basic principle, main features and advantages of the utility model are shown and described above. It should be understood by those skilled in the art that the utility model is not limited by the above embodiments, the above embodiments and the description in the specification are only to illustrate the principle of the utility model, various changes and improvements can be made to the utility model without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model claimed.

Claims

1. An underground pipeline detection apparatus comprising a carrier plate; characterized in that: The bottom of the bearing plate is provided with a plurality of universal wheels through fasteners respectively at four corners, the upper part of the bearing plate is provided with a detection mechanism and a power supply, the detection mechanism and the power supply are electrically connected, the detection mechanism comprises a detection transmitter assembly and a detection receiver assembly, a marking mechanism is arranged on the bearing plate, the marking mechanism comprises a barrel fixedly arranged above the bearing plate, a hopper is detachably arranged above the barrel, a bin cover is detachably arranged above the hopper, a motor is arranged on the bin cover, a mixing piece is arranged on the output end of the motor and passes through the bin cover, an air pump is arranged on the bearing plate, an air pipe is arranged on the output end of the air pump, the other end of the air pipe is fixedly connected with the upper part of the barrel, a spraying assembly is arranged on the bottom of the bearing plate, battery valves independently controlled are arranged below the hopper and below the barrel, a push handle is arranged on the bearing plate, a control panel is arranged on the push handle, and the control panel is electrically connected with electrical elements in the device.

2. A device for detecting underground pipes according to claim 1, characterized in that: The detection transmitter assembly comprises a transmitter main body, the lower part of the transmitter main body passes through the bearing plate, and the upper part of the transmitter main body is provided with a control display module and a signal amplification module.

3. The underground pipeline detection apparatus of claim 1, wherein: The detection receiver assembly comprises a receiver main body, and the receiver main body is provided with a data processing module and a signal conditioning module.

4. The underground pipeline detection apparatus of claim 2, wherein: The spraying assembly comprises a support arranged on the bottom of the bearing plate, and a material guide pipe is fixedly arranged on the support.

5. A device for detecting underground pipes according to claim 4, characterized in that: The upper part of the material guide pipe is fixedly connected with the barrel and passes through the bearing plate.

6. A subsurface pipeline detection apparatus as defined in claim 4, wherein: The end of the material guide pipe is provided with a flat-shaped nozzle, and the flat-shaped nozzle faces the ground below the transmitter main body.

7. A device according to claim 6, wherein: An arc-shaped partition plate is arranged on the support and corresponds to the position of the flat-shaped nozzle.

8. The underground pipeline detection apparatus of claim 1, wherein: A hole plate is fixedly arranged on the inner side of the lower part of the barrel.

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