CN215498205U

CN215498205U - Trenchless pipeline detection threading device

Info

Publication number: CN215498205U
Application number: CN202121292150.6U
Authority: CN
Inventors: 郭凯; 高建; 秦辆
Original assignee: China Coal Geology Group Co Ltd
Current assignee: China Coal Geology Group Co Ltd
Priority date: 2021-06-09
Filing date: 2021-06-09
Publication date: 2022-01-11
Anticipated expiration: 2031-06-09

Abstract

The utility model relates to a threading device is surveyed to non-excavation pipeline belongs to geological exploration equipment field, and it includes the propelling movement subassembly, the propelling movement subassembly includes the propelling movement piece, be equipped with driving source, propelling movement wheel and auxiliary wheel on the propelling movement piece, propelling movement wheel and auxiliary wheel rotate with the propelling movement piece to be connected, the driving source is used for driving the propelling movement wheel and rotates, the relative both sides that the wheel face of propelling movement wheel face and auxiliary wheel is located the circuit respectively still include fixed establishment, fixed establishment is used for being fixed in the manhole with the propelling movement piece. This application will survey circuit and probe to the propelling movement or pull out in the survey pipeline through the propelling movement subassembly, makes the removal and the stop state of probe more stable, and then has improved the accuracy of probing result.

Description

Trenchless pipeline detection threading device

Technical Field

The application relates to the technical field of geological exploration equipment, in particular to a threading device for trenchless pipeline detection.

Background

The non-excavation is a new construction technology for laying, replacing and repairing various underground pipelines by using various rock-soil drilling equipment and technical means under the condition of excavating at a very small part of the earth surface in the modes of guiding, directional drilling and the like, does not obstruct traffic, does not damage greenbelts, vegetation and the like, solves the problems of interference of traditional excavation construction on the life of residents, damage and adverse effect on the traffic, the environment and the foundation of surrounding buildings, and has higher social and economic effects.

In the related art, part of the trenchless pipelines are arranged on the inner wall of the existing manhole, when the trenchless pipelines are detected, a probe needs to be placed in the pipeline, the probe feeds back a detection signal to a detector on the ground, the probe and the detector are connected through a line, and a threading device is wrapped outside the line. The mode of conveying the probe and the line forwards along the pipeline is as follows: an operator enters the manhole and manually pushes or pulls the line at the outlet of the pipeline. The inventor believes that when the manual operation is used for pushing and pulling the line, the stability of the moving speed of the line and the probe is not high, so that the detection result is lack of comprehensiveness and accuracy.

SUMMERY OF THE UTILITY MODEL

In order to improve the problem that the comprehensiveness and the accuracy of survey result are not high, this application provides a non-excavation pipeline detection threading device.

The application provides a threading device is surveyed to non-excavation pipeline adopts following technical scheme:

the utility model provides a threading device is surveyed to non-excavation pipeline, includes the propelling movement subassembly, the propelling movement subassembly includes the propelling movement piece, be equipped with driving source, propelling movement wheel and auxiliary wheel on the propelling movement piece, propelling movement wheel and auxiliary wheel rotate with the propelling movement piece to be connected, the driving source is used for driving the propelling movement wheel and rotates, the relative both sides that the wheel face of propelling movement wheel face and auxiliary wheel is located the circuit respectively still include fixed establishment, fixed establishment is used for being fixed in the manhole with the propelling movement piece.

Through adopting above-mentioned technical scheme, fixed establishment is fixed in the manhole temporarily with the propelling movement piece and is located the mouth of pipe of pipeline by, propelling movement wheel and the common centre gripping circuit of auxiliary wheel and probe are to the pipeline propelling movement or outwards drag it from the pipeline, the stiction that propelling movement wheel and auxiliary wheel formed the circuit is the drive power that actuating line and probe removed, so when the rotational speed of propelling movement wheel is certain, the speed of moving of probe is also comparatively stable, thereby the stability of probe operating condition in the detection has been improved, and then the accuracy of probing the result has been improved.

Optionally, the circumferential surfaces of the pushing wheel and the auxiliary wheel are respectively provided with an anti-slip gasket in an attached manner.

Through adopting above-mentioned technical scheme, the anti-skidding packing ring is used for improving the size of the biggest stiction that propelling movement wheel and auxiliary wheel can exert to the circuit, makes difficult emergence relative slip between propelling movement wheel and the circuit, reduces probe moving speed's volatility.

Optionally, the fixing mechanism includes a suspension rod and a guide rod, one end of the suspension rod is located outside the manhole and is relatively fixed with the ground, the other end of the suspension rod is connected with the guide rod, and the pushing block is located on the guide rod.

Through adopting above-mentioned technical scheme, the propelling movement piece passes through guide arm and jib and ground relatively fixed to make it keep in the stability of high position in the well.

Optionally, the pushing block is rotatably connected with a moving wheel, the moving wheel is located on the guide rod, and the pushing block slides relative to the guide rod through the moving wheel.

Through adopting above-mentioned technical scheme, the push block accessible removes the length direction removal of wheel along the guide bar, has improved the simple operation nature when settling the push block in specific position.

Optionally, the guide rod is divided into a base rod and a branch rod, the base rod is sleeved outside the branch rod, and the base rod is fixedly connected with the hanging rod.

Through adopting above-mentioned technical scheme, base rod and minute pole relative slip are in order to change the whole length of guide arm, make the use in the manhole of different width that the guide arm can be applicable to.

Optionally, a bearing step is arranged on the well wall of the inspection well, and two ends of the guide rod in the length direction are respectively erected on the bearing step.

By adopting the technical scheme, the bearing step forms bearing support on the guide rod at the end part of the guide rod, so that the position state stability of the guide rod in the working state is improved.

Optionally, the jib divide into mobile jib and vice pole, outside the vice pole was located to the mobile jib cover, a plurality of locating holes have been seted up on the mobile jib, positioning bolt is worn to be equipped with through the locating hole by the mobile jib, positioning bolt passes the mobile jib and inserts in the vice pole.

Through adopting above-mentioned technical scheme, mobile jib and vice pole relative slip can change the whole length of jib, and the jib can erect guide arm and propelling movement piece to different high departments promptly to make the propelling movement subassembly can carry out the propelling movement work to the pipeline department of co-altitude department.

Optionally, a limiting hole is formed in the main rod, the length direction of the limiting hole is consistent with the length direction of the main rod, a limiting pin is fixedly connected to the auxiliary rod, and the limiting pin penetrates through the main rod through the limiting hole.

Through adopting above-mentioned technical scheme, the spacer pin is located spacing downthehole and slides, and spacing downthehole is injectd the stroke of the relative mobile jib of spacer pin and vice pole, reduces the risk of vice pole follow mobile jib slippage in the working process.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through the arrangement of the pushing assembly, the pushing assembly is arranged in the manhole and beside the pipe orifice of the pipeline, the pushing wheel and the auxiliary wheel clamp the line and push or pull the line out of the pipeline, and the force application of the driving source has higher stability compared with manual force application;

2. through the setting of base pole, minute pole and removal wheel, the length of guide bar is adjustable, and the propelling movement piece can slide along the length direction of guide bar on the guide bar to make the propelling movement piece can advance to the wall of a well place in the well of different width, be convenient for it carries out the propelling movement work of circuit and probe.

Drawings

Fig. 1 is a schematic structural diagram of a trenchless pipeline detection threading device in an embodiment of the application.

Fig. 2 is a partially enlarged view of a portion a in fig. 1.

Fig. 3 is a partially enlarged view of a portion B in fig. 1.

Description of reference numerals: 1. repairing the well; 11. a pipeline; 12. a bearing step; 13. a threading device; 131. a probe; 2. a fixing mechanism; 21. a support beam; 211. a support leg; 22. a boom; 221. a main rod; 222. an auxiliary rod; 223. positioning holes; 224. positioning the bolt; 225. a limiting hole; 226. a spacing pin; 23. a guide bar; 231. a base shaft; 232. separating rods; 24. a connecting rod; 3. a push assembly; 31. a pushing block; 32. an auxiliary wheel; 33. an anti-slip washer; 34. a moving wheel; 35. a push wheel.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses a trenchless pipeline detection threading device, which comprises a threading device 13, a fixing mechanism 2 and a pushing assembly 3, as shown in figure 1; the non-excavation pipeline 11 has been seted up on the wall of a well in the manhole 1, and threader 13 is used for fixing the circuit of detector and probe 131, and propelling movement subassembly 3 is used for carrying the threader 13 of the probe 131 of fixing the detector and circuit in pipeline 11, and fixed establishment 2 is used for being fixed in the manhole 1 with propelling movement subassembly 3.

As shown in fig. 1, the fixing mechanism 2 includes a support beam 21, a suspension rod 22 and a guide rod 23, the support beam 21 is located at the wellhead of the manhole 1, support legs 211 are welded and fixed at two ends of the support beam 21 close to the support beam 21, and the support legs 211 support the support beam 21 against the ground so as to improve the placing stability of the support beam 21. One end of the suspender 22 is welded and fixed on the supporting beam 21, the other end of the suspender 22 vertically penetrates into the manhole 1 and is welded and fixed with the guide rod 23, the number of the guide rod 23 and the suspender 22 is two, the supporting beam 21 forms a suspension support for the guide rod 23 through the suspender 22, and the guide rod 23 can be suspended and fixed in the inner space of the manhole 1.

As shown in fig. 1 and 2, the single suspension rod 22 is formed by sleeving a main rod 221 and a sub-rod 222, the main rod 221 is welded to the support beam 21, the sub-rod 222 is welded to the guide rod 23, the main rod 221 is a hollow rod coaxial with the sub-rod 222, and the sub-rod 222 is coaxially inserted into the main rod 221 and can slide relative to the main rod 221 to change the total length of the suspension rod 22. A plurality of positioning holes 223 are formed in the main rod 221 along the length direction of the main rod 221 in an array manner, positioning bolts 224 penetrate through the positioning holes 223 on the main rod 221, and threaded holes for screwing the positioning bolts 224 into are formed in the side wall of the auxiliary rod 222; the positioning bolt 224 passes through the branch rod 232 and is screwed into the sub-rod 222, so that the main rod 221 and the sub-rod 222 are relatively fixed, and the total length of the suspension rod 22 and the relative distance between the support beam 21 and the guide rod 23 are also fixed. The main rod 221 is provided with a limiting hole 225, the limiting hole 225 is a long hole, the length direction of the limiting hole 225 is consistent with the length direction of the main rod 221, a limiting pin 226 is fixedly welded on the side wall of the auxiliary rod 222, the length direction of the limiting pin 226 is perpendicular to the length direction of the auxiliary rod 222, and the limiting pin 226 penetrates out of the main rod 221 through the limiting hole 225; in the process that the main rod 221 and the auxiliary rod 222 slide relatively, the limiting pin 226 slides synchronously in the limiting hole 225, so that the relative movement stroke between the main rod 221 and the auxiliary rod 222 is limited, and the risk of mutual separation of the main rod 221 and the auxiliary rod 222 in the use process is reduced.

As shown in fig. 1 and 3, the guide rod 23 is also a combination body sleeved with each other, the guide rod 23 is divided into a base rod 231 and branch rods 232, the base rod 231 is welded with the suspension rod 22, the base rod 231 is a hollow rod, the number of the branch rods 232 connected with a single base rod 231 is two, and the two branch rods 232 are respectively located at two opposite ends of the base rod 231; the base rod 231 is sleeved outside the branch rod 232 and the two slide with each other, and the branch rod 232 slides close to or far away from the well wall to change the total length of the guide rod 23. The length directions of the two suspension rods 22 are consistent, and the length directions of the two guide rods 23 are also consistent; the connecting rods 24 are welded and fixed between the two base rods 231 and between every two adjacent branch rods 232, the length direction of each connecting rod 24 is perpendicular to the length direction of the corresponding guide rod 23, the connecting rods 24 are used for improving the parallelism of the two guide rods 23, the connecting rods 24 of the base rods 231 are located in the middle of the base rods 231, and the connecting rods 24 of the branch rods 232 are located at the end portions, facing the well wall, of the branch rods 232. The bearing steps 12 are arranged on the well wall and near the pipe orifice of the pipeline 11, the bearing steps 12 can be formed by cement masonry, the end part of the branch rod 232 facing the well wall is arranged on the table top of the bearing steps 12 in an overlapping mode, and therefore the guide rod 23 integrally obtains supporting force provided by the hanger rod 22 and the bearing steps 12.

As shown in fig. 1 and 3, the pushing assembly 3 comprises a pushing block 31 with a built-in driving motor, and a moving wheel 34 is rotatably connected to one side of the pushing block 31; the driving motor is controlled by remote signal transmission to realize start-stop, rotating speed or steering and the like. The section of the guide rod 23 is triangular, and the pushing block 31 is placed on the guide rod 23 through the moving wheel 34 and can move along the guide rod 23; meanwhile, a large friction force exists between the pushing block 31 and the moving wheel 34, i.e., the moving process of the pushing block 31 on the guide rod 23 is not smooth. The pushing block 31 is rotatably connected with a pushing wheel 35 and an auxiliary wheel 32, the pushing wheel 35 is driven by a driving motor to rotate, the auxiliary wheel 32 is parallel to the rotating plane of the pushing wheel 35, and the threading device 13 carrying a detection line penetrates between the pushing wheel 35 and the auxiliary wheel 32. The wheel surfaces of the pushing wheel 35 and the auxiliary wheel 32 are respectively provided with an anti-skid washer 33 made of rubber, and the anti-skid washers 33 on the pushing wheel 35 and the anti-skid washers 33 on the auxiliary wheel 32 are respectively abutted against two opposite sides of the threader 13, so that the friction is increased; when the pushing wheel 35 rotates, the pushing wheel 35 and the auxiliary wheel 32 apply static friction force to the threading device 13 so that the threading device 13 carries the probe 131 and the line to travel in the pipeline 11.

The implementation principle of the trenchless pipeline detection threading device in the embodiment of the application is as follows:

erecting a fixing mechanism 2 according to the width of the manhole 1 and the height of the pipe orifice of the pipeline 11, then placing a pushing block 31 on a guide rod 23, and pushing the pushing block 31 to be close to the pipe orifice of the pipeline 11; the line and the probe 131 of the detector are fixed with the glass fiber reinforced plastic covering rod of the threading device 13, and the threading device 13 is pulled to the pushing block 31 and passes through the space between the pushing wheel 35 and the auxiliary wheel 32 and is inserted into the pipeline 11. The working state of the driving motor is remotely controlled by an operator on the ground to control the travel and stop of the probe 131, which facilitates the data collection work of the probe.

The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a threading device is surveyed to non-excavation pipeline which characterized in that: including propelling movement subassembly (3), propelling movement subassembly (3) are including propelling movement piece (31), be equipped with driving source, propelling movement wheel (35) and auxiliary wheel (32) on propelling movement piece (31), propelling movement wheel (35) and auxiliary wheel (32) rotate with propelling movement piece (31) and are connected, the driving source is used for driving propelling movement wheel (35) and rotates, propelling movement wheel (35) wheel face is located the relative both sides of circuit respectively with the wheel face of auxiliary wheel (32), still includes fixed establishment (2), fixed establishment (2) are used for being fixed in overhaul well (1) with propelling movement piece (31).

2. The trenchless pipeline inspection threading apparatus of claim 1 wherein: the circumferential surfaces of the pushing wheel (35) and the auxiliary wheel (32) are respectively provided with an anti-slip gasket (33).

3. The trenchless pipeline inspection threading apparatus of claim 1 wherein: the fixing mechanism (2) comprises a hanging rod (22) and a guide rod (23), one end of the hanging rod (22) is located outside the manhole (1) and is relatively fixed with the ground, the other end of the hanging rod (22) is connected with the guide rod (23), and the pushing block (31) is located on the guide rod (23).

4. The trenchless pipeline inspection threading apparatus of claim 3 wherein: the pushing block (31) is rotatably connected with a moving wheel (34), the moving wheel (34) is positioned on the guide rod (23), and the pushing block (31) slides relative to the guide rod (23) through the moving wheel (34).

5. The trenchless pipeline inspection threading apparatus of claim 4 wherein: the guide rod (23) is divided into a base rod (231) and a branch rod (232), the base rod (231) is sleeved outside the branch rod (232), and the base rod (231) is fixedly connected with the suspension rod (22).

6. The trenchless pipeline inspection threading apparatus of claim 3 wherein: the wall of the manhole (1) is provided with bearing steps (12), and the two ends of the guide rod (23) in the length direction are respectively erected on the bearing steps (12).

7. The trenchless pipeline inspection threading apparatus of claim 1 wherein: the suspension rod (22) is divided into a main rod (221) and an auxiliary rod (222), the main rod (221) is sleeved outside the auxiliary rod (222), a plurality of positioning holes (223) are formed in the main rod (221), positioning bolts (224) penetrate through the positioning holes (223), and the positioning bolts (224) penetrate through the main rod (221) and are inserted into the auxiliary rod (222).

8. The trenchless pipeline inspection threading apparatus of claim 7 wherein: the utility model discloses a spacing pole, including mobile jib (221), the length direction who has seted up spacing hole (225) on mobile jib (221), the length direction of spacing hole (225) is unanimous with the length direction of mobile jib (221), fixedly connected with spacer pin (226) on vice pole (222), spacer pin (226) pass mobile jib (221) through spacing hole (225).