CN213065138U - Pipeline leak source detection robot - Google Patents

Abstract

A pipeline leak source detection robot comprises a cylindrical shell, wherein supporting rods and a plurality of electric pen type pushing rods are uniformly distributed and hinged on the circumferential outer wall of the cylindrical shell; the supporting rod is hinged to the center of the top of the cylindrical shell, and the top of the supporting rod is rotatably connected with a driven wheel which is supported on the inner wall of the top of the pipeline in a pressing mode; the electric pen type push rod is symmetrically hinged and connected to two sides of the lower part of the cylindrical shell, and the bottom of the electric pen type push rod is fixedly connected with a power box; one side of the power box is rotatably connected with a driving wheel, and a bearing and a motor for providing rotary power for the driving wheel are fixedly arranged in the power box. The robot for detecting the leakage point of the pipeline can run along the inner wall of the pipeline above the axis of the pipeline, the running of the robot can not be interfered by accumulated liquid and sediments of the pipeline, the detection waiting time is shortened, and the detection precision is improved.

Description

Pipeline leak source detection robot

Technical Field

The utility model relates to a pipeline overhauls technical field, concretely relates to pipeline leak source detection robot.

Background

At present, domestic water supply and drainage pipelines mostly run at high water level, and the internal sediments are complicated, when a drainage pipeline has leakage, firstly, the fault determination of infiltration or leakage needs to be carried out, and the fault point position and the leakage flow rate need to be determined.

However, conventional CCTV detection applications are often limited. When CCTV is detected, water in the pipeline needs to be drained, waiting time before detection is long, detection precision is affected by sediments and accumulated water in the pipeline, and precision requirements cannot be met.

Through published patent searches, the following comparison documents were found:

a pipeline inspection robot (CN111365564A) discloses a pipeline inspection robot, which comprises a walking mechanism, wherein the walking mechanism consists of a mounting base, an adjusting structure arranged at the inner side of the mounting base, a traveling wheel component arranged at the movable end of the adjusting structure and a traveling wheel driving mechanism; the adjusting structure is composed of a limiting sleeve and a first motor which are fixedly installed at the middle part of the edge and the lower side of the mounting base respectively, a horizontal shaft which is connected with the motor in a transmission mode through a first bevel gear set, and a threaded sleeve which is fixedly installed at the other end of the horizontal shaft through a coupling and is connected with the outer side of the screw rod in a sleeved mode and in a threaded connection mode, wherein the edge of the mounting base is symmetrically and fixedly provided with a plurality of limiting sleeves in the radial direction, and the threaded sleeve is arranged on the inner side of the limiting. The pipeline inspection robot can quickly adjust the span of the travelling mechanism, guarantees the applicability of various thick and thin pipelines, omits the step of pertinently replacing the matched travelling mechanism before working at every time, and saves time and labor.

Through analysis, the technical scheme and the realization function of the patent are different from those of the application, so that the novelty of the application is not influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's weak point, provide a pipeline leak source inspection robot, this leak source inspection robot can be above the axle center of pipeline along the operation of pipeline inner wall, and its operation can not receive the interference of pipeline hydrops and deposit, has shortened and has detected latency, has improved the detection precision.

A pipeline leak source detection robot comprises a cylindrical shell, wherein supporting rods and a plurality of electric pen type pushing rods are uniformly distributed and hinged on the circumferential outer wall of the cylindrical shell; the supporting rod is hinged to the center of the top of the cylindrical shell, and the top of the supporting rod is rotatably connected with a driven wheel which is supported on the inner wall of the top of the pipeline in a pressing mode; the electric pen type push rod is symmetrically hinged and connected to two sides of the lower part of the cylindrical shell, and the bottom of the electric pen type push rod is fixedly connected with a power box; one side of the power box is rotatably connected with a driving wheel, and a bearing and a motor for providing rotary power for the driving wheel are fixedly arranged in the power box.

Moreover, five universal ball seats are fixedly arranged on the circumferential outer wall of the cylindrical shell, wherein four universal ball seats are symmetrically and fixedly connected to two sides of the lower part of the cylindrical shell, and the other universal ball seat is fixedly connected to the center of the top of the cylindrical shell; the distribution included angles of the universal ball seats along the circumferential outer wall of the cylindrical shell are all 120 degrees.

And the top of the electric pen type push rod and the bottom of the supporting rod are coaxially and fixedly connected with a universal ball head which is matched and slides in the universal ball seat.

And the universal ball seat is penetrated and connected with an adjusting bolt in a threaded manner, and the bottom of the adjusting bolt is supported on the universal ball head in a pressing manner.

And, the bracing piece is the electronic pen type that the electricity jar or little stroke bulldozes the pole, and the length of this bracing piece is less than the length of electronic pen type bulldozing pole.

The utility model has the advantages and the technical effect be:

the utility model discloses a pipeline leak source detection robot, realize the automatic detection of pipeline inner wall leak source through installing power equipment, check out test set, signal transceiver and positioning device in the cylindricality casing; in the detection process, the top pressure support of the telescopic adjustment of the driving wheel is carried out through a plurality of groups of electric pen type push-press rods symmetrically hinged at the bottom of the cylindrical shell; the cylindrical shell is lifted to be above the central axis of the pipeline by jacking supporting force, and the supporting height of the supporting rod is controlled to be shortened, so that the driven wheel at the top of the supporting rod is always supported on the inner wall of the top of the pipeline to provide the functions of central positioning and guiding, and the influence of accumulated liquid and sediments in the pipeline on the operation of the inspection robot for the pipeline is avoided; the electric pen type pushing rod and the supporting rod are hinged and connected with the outer wall of the cylindrical shell through the universal ball head and the universal ball seat, so that the detection operation of the pipeline inspection robot in pipelines with different diameters and different inner wall roughness is facilitated; and finally, the chassis, the motor and the driving wheel provide operation power for the pipeline inspection robot, and the supporting rod and the driven wheel provide positioning support and guidance for the operation height of the pipeline inspection robot.

The utility model discloses a pipeline leak source inspection robot patrols the mode of robot at the inside travel height of pipeline through the lifting pipeline, avoids pipeline hydrops and deposit to the adverse effect that detects the precision, and simple structure, is applicable to the leak source detection in the different diameter pipelines, is a pipeline leak source inspection robot who has higher creativity.

Drawings

Fig. 1 is a top view of the present invention;

FIG. 2 is a cross-sectional view of the present invention operating in a pipeline;

FIG. 3 is a cross-sectional view of the power box of the present invention;

FIG. 4 is an enlarged view of a portion of FIG. 2 at A;

in the figure: 1-a cylindrical housing; 2-an electric pen type push rod; 3-driving wheel; 4-driven wheel; 5-a pipeline; 6-supporting rods; 7-a power box; 8, a motor; 9-adjusting the bolt; 10-a universal ball seat; 11-universal ball head.

Detailed Description

For further understanding of the contents, features and effects of the present invention, the following embodiments will be described in detail with reference to the accompanying drawings. It should be noted that the present embodiment is illustrative, not restrictive, and the scope of the invention should not be limited thereby.

A pipeline leak source detection robot comprises a cylindrical shell 1, wherein supporting rods 6 and a plurality of electric pen type push-press rods 2 are uniformly distributed and hinged on the circumferential outer wall of the cylindrical shell; the supporting rod is hinged and connected to the center of the top of the cylindrical shell, and the top of the supporting rod is rotatably connected with a driven wheel 4 which is supported on the inner wall of the top of the pipeline 5 in a pressing mode; the electric pen type push rod is symmetrically hinged and connected to the two sides of the lower part of the cylindrical shell, and the bottom of the electric pen type push rod is fixedly connected with a power box 7; one side of the power box is rotatably connected with a driving wheel 3, and a bearing and a motor 8 for providing rotary power for the driving wheel are fixedly arranged in the power box.

Moreover, five universal ball seats 10 are fixedly arranged on the circumferential outer wall of the cylindrical shell, wherein four universal ball seats are symmetrically and fixedly connected to two sides of the lower part of the cylindrical shell, and the other universal ball seat is fixedly connected to the center of the top of the cylindrical shell; the distribution included angles of the universal ball seats along the circumferential outer wall of the cylindrical shell are all 120 degrees.

And the top of the electric pen type push rod and the bottom of the support rod are coaxially and fixedly connected with a universal ball head 11 which is matched and slides in the universal ball seat.

Furthermore, an adjusting bolt 9 is penetrated and screwed on the universal ball seat, and the bottom of the adjusting bolt is supported on the universal ball head in an abutting mode.

And, the bracing piece is the electronic pen type that the electricity jar or little stroke bulldozes the pole, and the length of this bracing piece is less than the length of electronic pen type bulldozing pole.

Additionally, the utility model discloses preferred, electronic pen type bulldozes pole and motor and all adopts the ripe product among the prior art.

To more clearly illustrate the embodiments of the present invention, an example is provided below with reference to the accompanying drawings:

1. horizontally placing the leak detection robot in the pipeline, starting a power supply, and placing a driving wheel below the cylindrical shell at the widest part (diameter point) of the pipe wall; the driven wheel is tightly attached to the pipe wall above the cylindrical shell, and proper wheel pressure is set.

2. Open the check out test set in the cylindricality casing, including CCTV camera equipment, infrared sonar transmission equipment, sonar receiving equipment and power equipment etc. around, above-mentioned equipment all adopts the mature product among the prior art.

3. The electric pen type push rod is powered by direct current of 12V or 24V, the stroke range is 200-500 mm (the optimization is carried out according to the size of a leak point detection robot), the electric pen type push rod is controlled by a central control circuit board to provide pressure for a power box and a motor shaft, the contact friction force between wheels and a pipe wall is increased,

4. the remote control leak source detection robot moves towards the interior of the pipeline, when a trolley slips or sinks in a place with more sediments when a wheel of the trolley slips, the electric pen type push rod is slowly adjusted to enable the cylindrical shell to slide downwards, forward power of the trolley is guaranteed to penetrate through the sediments, or the walking height of the cylindrical shell in the pipeline is adjusted by adjusting the length of the electric pen type push rod on the side of the cylindrical shell and the length of a supporting rod on the top of the cylindrical shell, and resistance brought by the sediments is reduced as much as possible; the electric pen type push rod is provided with a pressure sensor, and push pressure can be transmitted to the central control module and then transmitted back to the remote control end

5. The forward power of the leak detection robot comes from the driving box and is provided by a motor of the driving box, and the motor transmits the power to the driving wheel. In the moving process of the leak detection robot, front camera illumination integrated equipment continuously performs front visual field detection, rear camera illumination equipment continuously performs camera shooting to record the condition in a pipeline, can be remotely controlled to rotate and photograph, and forms an internal environment report, active infrared equipment can detect the condition that the temperature difference between the inside and the outside of the pipeline is obvious, sonar equipment is provided with an emission and feedback device, and pipeline wound detection can be performed through ultrasound; the listening device is used for detecting the standing state of the robot when the infiltration and leakage points of the water-containing pipeline need to be detected, and the listening device starts to detect the wound points according to the vibration generated by water flow. The positioning device and the wireless device transmit back to the lower computer in real time for image integration and analysis.

6. The inside of the cylindrical shell is fixedly provided with a storage battery and a circuit protection template in the prior art.

7. The leakage point detection robot automatically moves forward or reversely exits from the pipeline after working;

8. other parameters are also available: measuring water depth, flow speed and pipeline cross section, calculating pipeline flow

9. The leak source detection robot can adjust the height of the robot body by adjusting the length of the electric pen type pushing rod according to the height of the water level. The length of the wheel shaft pushing and pressing rod below the cylindrical shell is lengthened, the length of the supporting rod of the driven wheel above the cylindrical shell is shortened, the cylindrical shell is raised immediately, and otherwise, the cylindrical shell is lowered. The left and right positions of the cylindrical shell can be adjusted by adjusting the lengths of the supporting shafts on the two sides.

It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are considered to be within the scope of the invention as defined by the following claims.

Claims (5)

1. The utility model provides a pipeline leak source detection robot which characterized in that: the device comprises a cylindrical shell, wherein supporting rods and a plurality of electric pen type pushing rods are uniformly distributed and hinged on the circumferential outer wall of the cylindrical shell; the supporting rod is hinged to the center of the top of the cylindrical shell, and the top of the supporting rod is rotatably connected with a driven wheel which is supported on the inner wall of the top of the pipeline in a pressing mode; the electric pen type push rod is symmetrically hinged to two sides of the lower part of the cylindrical shell, and the bottom of the electric pen type push rod is fixedly connected with a power box; one side of the power box is rotatably connected with a driving wheel, and a bearing and a motor for providing rotary power for the driving wheel are fixedly arranged in the power box.

2. The robot for detecting the leak point of the pipeline according to claim 1, wherein: five universal ball seats are fixedly arranged on the circumferential outer wall of the cylindrical shell, wherein four universal ball seats are symmetrically and fixedly connected to two sides of the lower part of the cylindrical shell, and the other universal ball seat is fixedly connected to the center of the top of the cylindrical shell; the distribution included angle of the universal ball seat along the circumferential outer wall of the cylindrical shell is 120 degrees.

3. The robot for detecting the leak point of the pipeline according to claim 1, wherein: the top of the electric pen type push-press rod and the bottom of the supporting rod are coaxially and fixedly connected with a universal ball head which is matched and slides in the universal ball seat.

4. The robot for detecting the leak point of the pipeline according to claim 2, wherein: the universal ball seat is penetrated and is in threaded connection with an adjusting bolt, and the bottom of the adjusting bolt is supported on the universal ball head in a propping mode.

5. The robot for detecting the leak point of the pipeline according to claim 1, wherein: the supporting rod is an electric cylinder or a small-stroke electric pen type pushing rod, and the length of the supporting rod is smaller than that of the electric pen type pushing rod.

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