Pipeline leakage point detection device based on tracer gas

Abstract

The utility model relates to the technical field of pipeline leakage detection, and discloses a pipeline leakage point detection device based on tracer gas, which comprises a detection main body, a first fixing mechanism and a second fixing mechanism, and is characterized in that the detection main body is provided with a connecting channel along a set path; the first fixing mechanism is in driving connection with one end of the connecting cable, and the other end of the connecting cable penetrates through the connecting channel and is detachably connected with the second fixing mechanism; the first fixing mechanism is used for being arranged at one end of a to-be-detected pipeline, and the second fixing mechanism pulls the connecting cable to move to the other end of the to-be-detected pipeline, so that the connecting cable forms a guide path; and the detection main body is used for moving along the guide path when the connection cable forms the guide path, so that the detection main body performs detection in sequence along the length direction of the to-be-detected pipeline. According to the technical scheme provided by the utility model, the detection main body moves along the connecting cable, so that the pipeline is prevented from deviating in the detection process, the accuracy of the detection position is effectively improved, and the detection efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to pipeline leak detection technical field, especially pipeline leak detection device based on tracer gas. BACKGROUND

[0002] With the continuous expansion of city scale and population rise, the demand for drinking water and gas is increasing, and various pipeline scales are also expanding, city buried pipe network is more and dense, and leakage accidents occur from time to time due to inevitable natural aging corrosion or human damage and other factors in the operation process of pipeline. Among them, the natural pipeline and water pipe in the city are laid in the densely populated area, and the surrounding environment is relatively complex, the leakage of water pipe will directly affect the daily water use of a large area of residents, and the leakage of natural gas, fire, explosion and other accidents will cause serious casualties and property losses. The current pipeline. In the detection process of the current pipeline leakage point, the artificial detection mode is generally used, and the pipeline is generally buried underground, although there are drawings, but the length of the pipeline is generally long, and the staff is easy to deviate from the path of the pipeline in the detection process, so that repeated detection is needed, which seriously affects the detection efficiency. SUMMARY

[0003] The main purpose of the utility model is to provide a kind of pipeline leak detection device based on tracer gas, to solve the problem that staff is easy to deviate from the path of pipeline in detection process, seriously affect detection efficiency.

[0004] To achieve the above purpose, the technical scheme provided by the utility model is as follows:

[0005] A kind of pipeline leak detection device based on tracer gas, including detection main part, first fixed mechanism and second fixed mechanism, the detection main part is connected along the channel of set path;The first fixed mechanism is provided with connecting cable, the first fixed mechanism drives one end of the connecting cable, the other end of the connecting cable is detachably connected to the second fixed mechanism through the connecting channel;First fixed mechanism is used to set in one end of the pipeline to be detected, the second fixed mechanism pulls the connecting cable to move to the other end of the pipeline to be detected, so that the connecting cable forms guide path;The detection main part is used to move along the guide path when the connecting cable forms the guide path, so that the detection main part detects in turn along the length direction of the pipeline to be detected.

[0006] Preferably, the first fixed mechanism includes a first housing, the side of the first housing facing the second fixed mechanism is provided with a mounting groove, a wire winding and unwinding machine is arranged in the mounting groove, and the wire winding and unwinding machine is drivenly connected to one end of the connecting cable away from the second fixed mechanism.

[0007] Preferably, the first shell is vertically provided with a first threaded through hole; the first fixing mechanism further comprises a first threaded stud and a first handle, one end of the first threaded stud is a first insertion end; the first handle is arranged on the top side of the first shell, the first threaded stud is connected to the first handle on the side away from the first insertion end, and the first threaded stud is threadedly connected to the first threaded through hole; the first handle is used to drive the first threaded stud to rotate, so that the first insertion end of the first threaded stud is inserted into the ground from the end away from the first handle through the first threaded through hole, and the first shell is fixed to the ground.

[0008] Preferably, the top side of the first shell is provided with a positioning mechanism, and the positioning mechanism is used to display the direction.

[0009] Preferably, one end of the connecting cable away from the first fixing mechanism is provided with a threaded connector; the second fixing mechanism comprises a second shell, a first connecting threaded hole is formed on the side of the second shell facing the first fixing mechanism, and the threaded connector is used to be threadedly connected to the first connecting threaded hole, so that the second shell and the connecting cable are detachably connected.

[0010] Preferably, the second shell is vertically provided with a second threaded through hole; the second fixing mechanism further comprises a second threaded stud and a second handle, one end of the second threaded stud is a second insertion end; the second handle is arranged on the top side of the second shell, the second threaded stud is connected to the second handle on the side away from the second insertion end, and the second threaded stud is threadedly connected to the second threaded through hole; the second handle is used to drive the second threaded stud to rotate, so that the second insertion end of the second threaded stud is inserted into the ground from the end away from the second handle through the second threaded through hole, and the second shell is fixed to the ground.

[0011] Preferably, the detection main body comprises a main shell, a sensor and a buzzer, the connecting channel is arranged in the main shell, the connecting channel is horizontally arranged, and the connecting channel is used to extend along the first fixing mechanism to the second fixing mechanism; the sensor and the buzzer are arranged in the main shell, the sensor is arranged on the bottom side of the main shell, and the sensor is electrically connected to the buzzer; the main shell is used to move along the connecting cable through the connecting channel, detect the tracer gas through the sensor, and make the buzzer sound when the sensor detects the tracer gas.

[0012] Preferably, the detection main body further comprises a moving wheel and a main handle, the moving wheel is arranged on the side of the main shell where the sensor is arranged, and the main handle is arranged on the side of the main shell away from the moving wheel.

[0013] Preferably, the main shell is provided with a connecting seat on the side away from the moving wheel, and the connecting seat is provided with a second connecting screw hole; the main handle comprises a connecting rod and a support, one end of the connecting rod is connected with the support, and the support is provided with an antiskid layer; the other end of the connecting rod is provided with a connecting thread, and the connecting rod is used for being threadedly connected with the second connecting screw hole through the connecting thread and the second connecting screw hole, so that the main shell and the main handle are detachably connected.

[0014] Compared with the prior art, the utility model at least has the following beneficial effects:

[0015] The first fixing mechanism and the second fixing mechanism drive the connecting cable to form a guide path, so that the detection main body moves along the connecting cable, the pipeline is prevented from deviating in the detection process, the accuracy of the detection position is effectively improved, the detection time is reduced, and the detection efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the drawings needed to be used in the following embodiment or prior art description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the utility model, and other drawings can be obtained according to the structures shown in the drawings without creative labor for those skilled in the art.

[0017] Fig. 1 It is an embodiment structure diagram of the pipeline leak detection device based on tracer gas of the utility model.

[0018] Fig. 2 It is an internal structure diagram when the first fixing mechanism and the second fixing mechanism are connected.

[0019] Fig. 3 It is an internal structure diagram of the detection main body.

[0020] BRIEF DESCRIPTION OF DRAWINGS

[0021] 1-detection main body;11-main shell;12-sensor;13-buzzing ware;14-connection channel;15-receiving groove;16-connecting seat;17-second connecting screw hole;18-moving wheel;

[0022] 2-first fixing mechanism;21-first shell;22-mounting groove;23-reel machine;24-first threaded hole;25-first stud;26-first handle;27-positioning mechanism;

[0023] 3-second fixing mechanism;31-second shell;32-first connecting screw hole;33-second threaded hole;34-second stud;35-second handle;

[0024] 4 - connecting cable; 41 - threaded connector;

[0025] 5 - main handle; 51 - connecting rod; 52 - support frame;

[0026] The purposes, functional features and advantages of the present application will be further described with reference to the accompanying drawings in conjunction with the embodiments. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0028] It should be noted that all directional indications (such as up, down, left, right, front, back, etc.) in the embodiments of the present application are only used to explain the relative positional relationship, movement condition, etc. between components in a certain posture (as shown in the drawings), and if the certain posture changes, the directional indications also change accordingly.

[0029] In addition, the descriptions such as "first", "second" and the like in the present application are only for the purpose of description, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" can explicitly or implicitly include at least one of the features. In the description of the present application, the meaning of "multiple" is at least two, such as two, three, etc., unless otherwise specifically limited.

[0030] In the present application, unless otherwise specifically defined and limited, the terms "connection", "fixing" and the like should be understood broadly, for example, "fixing" can be fixed connection, or detachable connection, or integral; can be mechanical connection, or electrical connection; can be directly connected, or indirectly connected through an intermediate medium; can be the internal communication of two elements or the interaction relationship between two elements, unless otherwise specifically limited. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0031] In addition, the technical solutions of each embodiment of the present application can be combined with each other, but it must be based on the fact that a person skilled in the art can realize it, when the combination of technical solutions appears contradictory or unachievable, it should be considered that the combination of technical solutions does not exist, and is not within the scope of protection required by the present application.

[0032] The utility model provides a pipeline leak point detection device based on tracer gas.

[0033] As Figs. 1 to 3 The utility model provides a pipeline leak point detection device based on tracer gas, including detection main body 1, first fixed mechanism 2 and second fixed mechanism 3, detection main body 1 is along the set path and is opened connection channel 14;First fixed mechanism 2 sets up connecting cable 4, and one end of connecting cable 4 is driven to connect the first fixed mechanism 2, and the other end of connecting cable 4 passes through connection channel 14 and is detachably connected with second fixed mechanism 3;First fixed mechanism 2 is used to set up in one end of the pipe to be detected, and second fixed mechanism 3 pulls connecting cable 4 to move to the other end of the pipe to be detected, so that connecting cable 4 forms a guide path;Detection main body 1 is used to move along the guide path when connecting cable 4 forms the guide path, so that detection main body 1 sequentially detects along the length direction of the pipe to be detected.

[0034] Connecting cable 4 is driven by first fixed mechanism 2 and second fixed mechanism 3 to form a guide path, so as to ensure that detection main body 1 moves along connecting cable 4, avoid deviation from the pipe during detection, effectively improve the accuracy of the detection position, reduce the detection time and improve the detection efficiency.

[0035] Specifically, the direction of the pipeline is confirmed by the drawing, and can also be confirmed according to the maintenance opening of the pipeline.

[0036] First fixed mechanism 2 includes a first housing 21, a mounting groove 22 is provided on the side of the first housing 21 facing the second fixed mechanism 3, a wire winding and unwinding machine 23 is arranged in the mounting groove 22, and the wire winding and unwinding machine 23 drives and connects one end of the connecting cable 4 away from the second fixed mechanism 3. The connecting cable 4 can be reeled in and out by the wire winding and unwinding machine 23, so as to ensure that the connecting cable 4 is in a straight state.

[0037] Specifically, the wire winding and unwinding machine is a common machine device, and will not be described here.

[0038] A first threaded hole 24 is formed in the first housing 21 in the vertical direction;First fixed mechanism 2 further includes a first threaded hole 24 and a first handle 26, one end of the first threaded hole 24 is a first insertion end;The first handle 26 is arranged on the top side of the first housing 21, the first threaded hole 25 is connected to the first handle 26 on the side away from the first insertion end, the first threaded hole 25 is threadedly connected to the first threaded hole 24;The first handle 26 is used to drive the first threaded hole 25 to rotate, so that the first insertion end of the first threaded hole 25 is inserted into the ground away from the first handle 26, and the first housing 21 is fixed to the ground. The ground above the general pipeline is soil, and the first threaded hole 25 is rotated by the first handle 26, so that the first insertion end is inserted into the ground, and the first housing 21 is fixed to the ground.

[0039] The top side of the first shell 21 is provided with a positioning mechanism 27 for displaying the orientation. The positioning mechanism 27 can facilitate the workers to quickly confirm the position of the pipeline according to the drawing.

[0040] Specifically, the positioning mechanism 27 includes a compass or a GPS locator.

[0041] The end of the connecting cable 4 away from the first fixing mechanism 2 is provided with a threaded connector 41; the second fixing mechanism 3 includes a second shell 31, and a first connecting screw hole 32 is formed in the side of the second shell 31 facing the first fixing mechanism 2. The threaded connector 41 is used for threaded connection with the first connecting screw hole 32, so that the second shell 31 and the connecting cable 4 are detachably connected. The connecting cable 4 and the second shell 31 are detachably connected, which facilitates the separation of the first fixing mechanism 2, the detection main body 1 and the second fixing mechanism 3 for packing and transportation in turn.

[0042] The second shell 31 is vertically provided with a second threaded through hole 33; the second fixing mechanism 3 further includes a second threaded stud 34 and a second handle 35. One end of the second threaded stud 34 is a second insertion end; the second handle 35 is arranged on the top side of the second shell 31, and the second threaded stud 34 is connected to the handle on the side away from the second insertion end. The second threaded stud 34 is threaded connected to the second threaded through hole 33; the second handle 35 is used to drive the second threaded stud 34 to rotate, so that the second insertion end of the second threaded stud 34 is inserted into the ground away from the second handle 35 through the second threaded through hole 33, and the second shell 31 is fixed to the ground.

[0043] The detection main body 1 includes a main shell 11, a sensor 12 and a buzzer 13. A connecting channel 14 is arranged in the main shell 11. The connecting channel 14 is horizontally arranged and is used to extend along the first fixing mechanism 2 to the second fixing mechanism 3. The sensor 12 and the buzzer 13 are arranged in the main shell 11. The sensor 12 is arranged on the bottom side of the main shell 11, and the sensor 12 is electrically connected to the buzzer 13. The main shell 11 is used to move along the connecting cable 4 through the connecting channel 14, detect the tracer gas through the sensor 12, and make the buzzer 13 sound when the sensor 12 detects the tracer gas.

[0044] The detection main body 1 further includes a moving wheel 18 and a main handle 5. The moving wheel 18 is arranged on the side of the main shell 11 where the sensor 12 is arranged, and the main handle 5 is arranged on the side of the main shell 11 away from the moving wheel 18.

[0045] Specifically, the side of the main shell 11 away from the main handle 5 is provided with a receiving groove 15, and the sensor 12 is arranged in the receiving groove 15. This avoids the main shell 11 from colliding with the sensor 12 during movement.

[0046] The main shell 11 is provided with a connecting seat 16 on the side away from the moving wheel 18, and the connecting seat 16 is provided with a second connecting screw hole 17; the main handle 5 comprises a connecting rod 51 and a support 52, one end of the connecting rod 51 is connected with the support 52, and the support 52 is provided with an anti-skid layer; the other end of the connecting rod 51 is provided with a connecting thread, and the connecting rod 51 is used for being threadedly connected with the second connecting screw hole 17 through the connecting thread and the second connecting screw hole 17, so that the main shell 11 and the main handle 5 are detachably connected.

[0047] Specifically, the second connecting screw hole 17 is axially offset to one end of the guide path. The axial offset of the second connecting screw hole 17 is used for obliquely arranging the main handle 5, so that the main shell 11 is conveniently pushed by the worker during use.

[0048] Specifically, the connecting rod 51 is a telescopic rod. The telescopic rod is convenient for shortening and being transported into a box.

[0049] The above only describes the preferred embodiments of the utility model, and does not limit the patent range of the utility model, and any equivalent structural transformation, direct / indirect application in other related technical fields under the inventive concept of the utility model, and the contents of the utility model specification and the drawings are included in the patent protection range of the utility model.

Claims

1. A tracer gas based pipeline leak detection apparatus, characterized by, The utility model provides a detection device for pipe, including detection main part, first fixed mechanism and second fixed mechanism, detection main part is along setting path and is connected with the passage, first fixed mechanism sets up connecting cable, first fixed mechanism drives one end of connecting cable, the other end of connecting cable passes through the passage and is detachably connected with second fixed mechanism, first fixed mechanism is used for setting in one end of the pipe to be detected, second fixed mechanism pulls connecting cable and moves to the other end of the pipe to be detected, so that connecting cable forms the guide path, detection main part is used for moving along the guide path when connecting cable forms the guide path, so that detection main part carries out detection along the length direction of the pipe to be detected in turn.

2. A tracer gas based pipeline leak detection apparatus as claimed in claim 1, wherein, The first fixed mechanism includes a first housing, a mounting groove is arranged on one side of the first housing facing the second fixed mechanism, and a wire winding and unwinding machine is arranged in the mounting groove. The wire winding and unwinding machine is connected to drive one end of the connecting cable away from the second fixed mechanism.

3. A tracer gas based leak detection apparatus for a pipe as claimed in claim 2, wherein, The first housing is vertically provided with a first threaded through hole. The first fixed mechanism further includes a first threaded stud and a first handle. One end of the first threaded stud is a first insertion end. The first handle is arranged on the top side of the first housing. The first threaded stud is connected to the first handle on the side away from the first insertion end. The first threaded stud is threadedly connected to the first threaded through hole. The first handle is used to drive the first threaded stud to rotate, so that the first insertion end of the first threaded stud is inserted into the ground on the side away from the first handle through the first threaded through hole, and the first housing is fixed to the ground.

4. A tracer gas based pipeline leak detection apparatus as claimed in claim 3, wherein, The top side of the first housing is provided with a positioning mechanism for displaying the direction.

5. A tracer gas based leak detection apparatus for a pipe as claimed in claim 1, wherein, One end of the connecting cable away from the first fixed mechanism is provided with a threaded connector. The second fixed mechanism includes a second housing. The second housing is provided with a first connecting threaded hole on the side facing the first fixed mechanism. The threaded connector is used to be threadedly connected with the first connecting threaded hole, so that the second housing and the connecting cable are detachably connected.

6. A tracer gas based pipeline leak detection apparatus as claimed in claim 5, wherein, The second housing is vertically provided with a second threaded through hole. The second fixed mechanism further includes a second threaded stud and a second handle. One end of the second threaded stud is a second insertion end. The second handle is arranged on the top side of the second housing. The second threaded stud is connected to the second handle on the side away from the second insertion end. The second threaded stud is threadedly connected to the second threaded through hole. The second handle is used to drive the second threaded stud to rotate, so that the second insertion end of the second threaded stud is inserted into the ground on the side away from the second handle through the second threaded through hole, and the second housing is fixed to the ground.

7. A tracer gas based leak detection apparatus for a pipe as claimed in any one of claims 1 to 6, wherein, The detection main body comprises a main shell, a sensor and a buzzer, the connecting channel is arranged on the main shell, the connecting channel is arranged horizontally, and the connecting channel is used for extending from the first fixing mechanism to the second fixing mechanism; the sensor and the buzzer are arranged on the main shell, the sensor is arranged on the bottom side of the main shell, and the sensor is electrically connected with the buzzer; the main shell is used for moving along the connecting cable through the connecting channel, detecting the trace gas through the sensor, and making the buzzer sound when the sensor detects the trace gas.

8. A tracer gas based pipeline leak detection apparatus as claimed in claim 7, wherein, The detection main body further comprises a moving wheel and a main handle, the moving wheel is arranged on one side of the main shell where the sensor is arranged, and the main handle is arranged on the side of the main shell away from the moving wheel.

9. A tracer gas based pipeline leak detection apparatus as claimed in claim 8, wherein, The side of the main shell away from the moving wheel is provided with a connecting seat, and the connecting seat is provided with a second connecting screw hole; the main handle comprises a connecting rod and a supporting frame, one end of the connecting rod is connected with the supporting frame, and the supporting frame is provided with an anti-skid layer; the other end of the connecting rod is provided with a connecting thread, and the connecting rod is used for being threadedly connected with the second connecting screw hole through the connecting thread and the second connecting screw hole, so that the main shell and the main handle are detachably connected.

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