CN113075746A - PE pipeline detection instrument - Google Patents
PE pipeline detection instrument Download PDFInfo
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- CN113075746A CN113075746A CN202110329649.8A CN202110329649A CN113075746A CN 113075746 A CN113075746 A CN 113075746A CN 202110329649 A CN202110329649 A CN 202110329649A CN 113075746 A CN113075746 A CN 113075746A
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Abstract
A PE pipeline detector comprises a first supporting plate, a moving assembly and a sixth supporting plate; the device also comprises a transmission assembly and a signal pickup assembly; the system also comprises a signal transmitter and an audio driver; the two groups of second supporting plates are arranged at the bottom of the first supporting plate; two ends of the first rotating shaft are respectively and rotatably connected with the two groups of second supporting plates; the two groups of rollers are arranged on the first rotating shaft; a third supporting plate is arranged on the first supporting plate, a fourth supporting plate is arranged at the top of the third supporting plate, and a signal analyzer is placed on the fourth supporting plate; two sets of sixth backup pads set up in first backup pad bottom, set up the second axis of rotation in a set of sixth backup pad, and second axis of rotation tip sets up first friction ring, sets up the box body in another set of sixth backup pad, rotates on the box body and sets up the barrel, sets up first reel on the barrel periphery wall. According to the invention, the operation process is greatly simplified, time and labor are saved, the coiling problem is avoided, and the detection precision is improved.
Description
Technical Field
The invention relates to the technical field of detectors, in particular to a PE pipeline detector.
Background
Because of historical time, the natural gas pipeline has no drawings or is inaccurate in engineering drawings for a part of years, and the road surface is changed or disappeared, so that the accurate position of the underground pipeline cannot be known, great difficulty is generated in the cross-type engineering construction of municipal engineering pipelines, the management method and the maintenance of the safety of the gas pipeline network, great potential safety hazard is generated to the urban safety, and the conventional detection technology cannot detect the PE pipeline due to the characteristics of non-magnetic property and non-conductive property, for the detection of the PE pipeline, a signal transmitter is generally used for transmitting signals through the pipeline, and a matched receiver is used for acquiring information, so that various information of the PE pipeline is acquired. In the operation process, operating personnel needs a handheld adapter, another handheld ground signal reception analysis appearance, walk one section distance, place the adapter subaerial, press the analysis appearance switch and carry out information acquisition, then it walks one section distance to lift the adapter, place the adapter subaerial once more, press the analysis appearance switch and carry out information acquisition, continuous repetitive operation, because of operating personnel need hold adapter and analysis appearance always, intensity of labour is great, and the adapter connecting wire is longer, operating personnel spiral is troublesome, still will mention and put down the adapter ceaselessly, operating personnel arm produces fatigue easily, simultaneously because of the artificial handheld analysis appearance, it is different to lead to the distance between the analysis appearance to the adapter between the different measuring points easily, influence measurement accuracy.
Disclosure of Invention
Objects of the invention
In order to solve the technical problems in the background art, the invention provides the PE pipeline detector, an operator only needs to push the fourth supporting plate to a detection point, presses down a switch of a signal analyzer, and then replaces the detection point to repeatedly pick up signals, so that the operation process is greatly simplified, the problem of high labor intensity caused by the fact that the operator needs to hold the detector all the time in the prior art is solved, the problem of wire coiling does not exist, the labor intensity of the operator is further reduced, and meanwhile, the detection precision is improved because the detection distance between a signal pickup assembly and the signal analyzer is kept consistent.
(II) technical scheme
The invention provides a PE pipeline detector, which comprises a first supporting plate, a movable assembly and a sixth supporting plate, wherein the first supporting plate is fixed on the first supporting plate; the moving assembly comprises a second supporting plate, a first rotating shaft and a roller; the device also comprises a transmission assembly and a signal pickup assembly; the system also comprises a signal transmitter and an audio driver, wherein the signal transmitter is electrically connected with the audio driver, and the audio driver is connected with the PE pipeline;
two groups of second supporting plates which are parallel to each other are arranged at the bottom of the first supporting plate; two ends of the first rotating shaft are respectively and rotatably connected with the two groups of second supporting plates; two groups of parallel rollers are arranged on the first rotating shaft; the mobile assembly is provided with a plurality of groups; a third support plate is obliquely arranged on the first support plate towards the rear, a fourth support plate is arranged at the top of the third support plate, a signal analyzer is placed on the fourth support plate, and the signal analyzer is electrically connected with the signal pickup assembly; the two groups of sixth supporting plates are arranged at the bottom of the first supporting plate in parallel, a second rotating shaft is rotatably arranged on one group of sixth supporting plates and is in transmission connection with the first rotating shaft through a transmission assembly, a first friction ring is arranged at the end part of the second rotating shaft, a box body is arranged on the other group of sixth supporting plates, a barrel body is rotatably arranged on the box body, the inner peripheral wall of the barrel body is attached to the outer peripheral wall of the first friction ring, and a first reel is arranged on the outer peripheral wall of the barrel body; a limiting component is arranged on the sixth supporting plate;
under the first backup pad advancing state, first reel and barrel synchronous rotation, signal pick up the subassembly and do not contact with ground, under the first backup pad stop state, first reel free rotation, signal pick up the subassembly and contact with ground.
Preferably, the method for detecting the pipeline by the detector comprises the following steps: s1, connecting the signal transmitter with an audio driver, connecting the audio driver with the PE pipeline, and starting the signal transmitter; s2, pushing the fourth supporting plate to move forwards to the position of the detection point, wherein the signal pickup assembly is not in contact with the ground in the advancing process, and the signal pickup assembly is in contact with the ground after the movement is stopped; s3, pressing a switch of the signal analyzer, collecting the signal received by the signal pickup assembly, and then closing the switch; s4, pushing the fourth supporting plate to move forwards to the next detection point, pressing the switch of the signal analyzer again, collecting the signal received by the signal pickup assembly, and then closing the switch; s5, repeating the steps S2-S4.
Preferably, a plurality of groups of handles are arranged on the fourth supporting plate.
Preferably, the transmission assembly comprises a sprocket and a chain; the chain wheel sets up two sets ofly, and two sets of chain wheels set up respectively on first axis of rotation and second axis of rotation, and two sets of chain wheels pass through chain drive and connect.
Preferably, the limiting assembly comprises a third rotating shaft, a gear, a rack, a spring, a second friction ring, a second reel, a pull rope and a support ring; the inner peripheral wall of the first reel is provided with a plurality of groups of butt joint grooves, and the cylinder wall of the cylinder body is provided with a plurality of groups of second strip-shaped grooves opposite to the butt joint grooves; the third rotating shaft is rotatably arranged on the inner wall of the box body facing the barrel body, extends into the barrel body and has the same rotating speed as the barrel body; the gear is connected with the third rotating shaft key and is positioned in the cylinder body; the support ring is arranged on the inner peripheral wall of the cylinder; the rack is arranged on the support ring in a sliding mode along the vertical direction, the end portion of the rack is provided with a butt joint ball, and the butt joint ball penetrates through the second strip-shaped groove and is inserted into the butt joint groove when the first support plate moves forward; two ends of the spring are respectively connected with the inner peripheral wall of the cylinder and the rack, and the spring is in a natural state; the second friction ring is arranged on the first rotating shaft; the second reel is sleeved on the first rotating shaft, and the inner peripheral wall of the second reel is attached to the outer peripheral wall of the second friction ring; one end of the pull rope is connected with the second reel, the other end of the pull rope penetrates through the box body to be wound on the third rotating shaft, and the pull rope is in a tensioning state.
Preferably, the signal pickup assembly comprises a guide ring, a fifth support plate, a sliding plate and a limit plate; the fifth supporting plate is arranged at the bottom of the fourth supporting plate; the guide ring is arranged at the bottom of the fourth support plate and is positioned between the third support plate and the fifth support plate; the sliding plate is arranged on the end face, facing the guide ring, of the fifth supporting plate in a sliding mode in the vertical direction, a group of lifting ropes are arranged at the bottom of the sliding plate, the bottom of each lifting rope is provided with a pickup, the pickup is in contact with the ground, and the pickup is electrically connected with the signal analyzer; one end of the other group of lifting ropes is connected with the first reel, and the other end of the lifting ropes penetrates through a first strip-shaped groove and a guide ring which are formed in the first supporting plate and is connected with the sliding plate; the limiting plate is arranged on the fifth supporting plate and is positioned above the sliding plate.
Preferably, a storage box is arranged on the first supporting plate, and the sound pickup is placed in the storage box in a non-use state.
Preferably, the racks are arranged in two groups, and the two groups of racks and the gears are circumferentially symmetrical.
The technical scheme of the invention has the following beneficial technical effects: operating personnel only need promote fourth backup pad to gauge point, press signal analyzer's switch, change the gauge point again and can carry out the repeated signal operation of picking up, greatly simplified operation process, solved among the prior art operating personnel need hold the instrument always and cause great problem of intensity of labour, and do not have the spiral problem, further reduced operator's intensity of labour, simultaneously because of the detection distance between signal pickup subassembly and the signal analyzer keeps unanimous, improved the precision of surveying.
Drawings
Fig. 1 is a schematic structural diagram of a PE pipe detector according to the present invention.
Fig. 2 is a bottom view of the PE pipe probe according to the present invention.
Fig. 3 is a front cross-sectional view of a PE pipe probe according to the present invention.
Fig. 4 is a top cross-sectional view of the PE pipe probe according to the present invention.
Fig. 5 is an enlarged schematic view of a PE pipe probe according to the present invention at a.
Reference numerals: 1. a first support plate; 2. a second support plate; 3. a first rotating shaft; 4. a roller; 5. a third support plate; 6. a fourth support plate; 7. a handle; 8. a signal analyzer; 9. a sixth support plate; 10. a second rotating shaft; 11. a first friction ring; 12. a box body; 13. a barrel; 14. a third rotating shaft; 15. a gear; 16. a rack; 17. butting the balls; 18. a spring; 19. a second strip groove; 20. a butt joint groove; 21. a first reel; 22. a second friction ring; 23. a second reel; 24. pulling a rope; 25. a support ring; 26. a sprocket; 27. a chain; 28. a first bar-shaped groove; 29. a guide ring; 30. a fifth support plate; 31. a slide plate; 32. a lifting rope; 33. a sound pickup; 34. and a limiting plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1 to 5, the PE pipe probe according to the present invention includes a first supporting plate 1, a moving assembly, and a sixth supporting plate 9; the moving assembly comprises a second supporting plate 2, a first rotating shaft 3 and a roller 4; the device also comprises a transmission assembly and a signal pickup assembly; the system also comprises a signal transmitter and an audio driver, wherein the signal transmitter is electrically connected with the audio driver, and the audio driver is connected with the PE pipeline;
two groups of second supporting plates 2 which are parallel to each other are arranged at the bottom of the first supporting plate 1; two ends of the first rotating shaft 3 are respectively connected with the two groups of second supporting plates 2 in a rotating way; two groups of parallel rollers 4 are arranged on the first rotating shaft 3; the mobile assembly is provided with a plurality of groups; a third support plate 5 is obliquely arranged on the first support plate 1 towards the rear, a fourth support plate 6 is arranged at the top of the third support plate 5, a signal analyzer 8 is arranged on the fourth support plate 6, and the signal analyzer 8 is electrically connected with the signal pickup assembly; two groups of sixth supporting plates 9 are arranged at the bottom of the first supporting plate 1 in parallel, wherein a second rotating shaft 10 is arranged on one group of sixth supporting plates 9 in a rotating mode, the second rotating shaft 10 is in transmission connection with the first rotating shaft 3 through a transmission assembly, a first friction ring 11 is arranged at the end part of the second rotating shaft 10, a box body 12 is arranged on the other group of sixth supporting plates 9, a barrel body 13 is arranged on the box body 12 in a rotating mode, the inner peripheral wall of the barrel body 13 is attached to the outer peripheral wall of the first friction ring 11, and a first reel 21 is arranged on the outer peripheral wall of the barrel; a limiting component is arranged on the sixth supporting plate 9;
when the first support plate 1 is in a forward state, the first reel 21 and the cylinder 13 rotate synchronously, the signal pickup assembly is not in contact with the ground, and when the first support plate 1 is in a stop state, the first reel 21 rotates freely, and the signal pickup assembly is in contact with the ground.
In the invention, a signal transmitter is connected with an audio driver, the audio driver is connected with a PE pipeline, the signal transmitter is started, a fourth supporting plate 6 is pushed to move forwards to a detection point position, a signal pickup assembly is not contacted with the ground in the advancing process, the signal pickup assembly is contacted with the ground after the movement is stopped, a switch of a signal analyzer 8 is pressed, a signal received by the signal pickup assembly is collected, the switch is closed, the fourth supporting plate 6 is pushed to move forwards to the next detection point, the switch of the signal analyzer 8 is pressed again, the signal received by the signal pickup assembly is collected, the switch is closed, more signals are continuously picked up, and thus various information of the PE pipeline under the ground is obtained. In the invention, an operator only needs to push the fourth supporting plate 6 to the detection point, press the switch of the signal analyzer 8 and then replace the detection point to repeatedly pick up signals, thereby greatly simplifying the operation process, solving the problem of higher labor intensity caused by the fact that the operator needs to hold the instrument all the time in the prior art, avoiding the problem of wire winding, further reducing the labor intensity of the operator, and simultaneously improving the detection precision because the detection distance between the signal pickup assembly and the signal analyzer 8 is kept consistent.
In an alternative embodiment, the probe-pipe method includes the steps of:
s1, connecting the signal transmitter with an audio driver, connecting the audio driver with the PE pipeline, and starting the signal transmitter;
s2, pushing the fourth supporting plate 6 to move forwards to the position of the detection point, wherein the signal pickup assembly is not in contact with the ground in the advancing process, and the signal pickup assembly is in contact with the ground after the movement is stopped;
s3, pressing a switch of the signal analyzer 8, collecting the signal received by the signal pickup assembly, and then closing the switch;
s4, pushing the fourth supporting plate 6 to move forward to the next detection point, pressing the switch of the signal analyzer 8 again, collecting the signal received by the signal pickup assembly, and then closing the switch;
s5, repeating the steps S2-S4; the signal of different low points is picked up simply and conveniently, and intensity of labour is extremely low, and signal detection accuracy is high.
In an alternative embodiment, a plurality of sets of handles 7 are provided on the fourth support plate 6; is convenient for pushing.
In an alternative embodiment, the drive assembly comprises a sprocket 26 and a chain 27; two groups of chain wheels 26 are arranged, the two groups of chain wheels 26 are respectively arranged on the first rotating shaft 3 and the second rotating shaft 10, and the two groups of chain wheels 26 are in transmission connection through a chain 27; during the forward movement, the first rotating shaft 3 drives the second rotating shaft 10 to rotate through the chain wheel 26 and the chain 27.
In an alternative embodiment, the limit assembly comprises the third rotating shaft 14, the gear 15, the rack 16, the spring 18, the second friction ring 22, the second reel 23, the pull rope 24, and the support ring 25; a plurality of groups of butt joint grooves 20 are formed in the inner peripheral wall of the first reel 21, and a plurality of groups of second strip-shaped grooves 19 opposite to the butt joint grooves 20 are formed in the wall of the barrel 13; the third rotating shaft 14 is rotatably arranged on the inner wall of the box body 12 facing the cylinder body 13, the third rotating shaft 14 extends into the cylinder body 13, and the rotating speed of the third rotating shaft 14 is equal to that of the cylinder body 13; the gear 15 is in key connection with the third rotating shaft 14, and the gear 15 is positioned in the cylinder 13; the support ring 25 is arranged on the inner peripheral wall of the cylinder 13; the rack 16 is arranged on the support ring 25 in a sliding manner along the vertical direction, the end part of the rack 16 is provided with a butt joint ball 17, and the butt joint ball 17 penetrates through the second strip-shaped groove 19 and is inserted into the butt joint groove 20 when the first support plate 1 advances; two ends of the spring 18 are respectively connected with the inner peripheral wall of the cylinder 13 and the rack 16, and the spring 18 is in a natural state; the second friction ring 22 is provided on the first rotating shaft 3; the second reel 23 is sleeved on the first rotating shaft 3, and the inner peripheral wall of the second reel 23 is attached to the outer peripheral wall of the second friction ring 22; one end of a pull rope 24 is connected with the second reel 23, the other end of the pull rope 24 penetrates through the box body 12 and is wound on the third rotating shaft 14, and the pull rope 24 is in a tensioning state; when the spinning reel moves forwards, the first rotating shaft 3 drives the second reel 23 to rotate through the second friction ring 22, the second reel 23 drives the third rotating shaft 14 to rotate through the pull rope 24, the third rotating shaft 14 drives the rack 16 to move through the gear 15, so that the butt joint ball 17 is inserted into the butt joint groove 20, the synchronous rotation of the first reel 21 and the barrel 13 is ensured, after the rack 16 moves to the maximum displacement, the rack 16 cannot be continuously meshed with the gear 15, the rack 16 cannot be continuously lifted, the first reel 21 and the barrel 13 synchronously rotate, and if the spinning reel moves forwards continuously, the first friction ring 11 and the barrel 13 relatively rotate to generate the phenomenon that the barrel 13 slips, and the continuous forward movement is not influenced; after the advance is stopped, the reel moves backwards for a short distance, under the action of the pulling force of the spring 18, the rack 16 moves reversely to pull the butt-joint ball 17 back into the cylinder 13, and the first reel 21 can rotate freely.
In an alternative embodiment, the signal pickup assembly includes a guide ring 29, a fifth support plate 30, a slide plate 31, and a limit plate 34; the fifth supporting plate 30 is arranged at the bottom of the fourth supporting plate 6; the guide ring 29 is arranged at the bottom of the fourth support plate 6, and the guide ring 29 is positioned between the third support plate 5 and the fifth support plate 30; the sliding plate 31 is arranged on the end face, facing the guide ring 29, of the fifth supporting plate 30 in a sliding mode in the vertical direction, a group of lifting ropes 32 are arranged at the bottom of the sliding plate 31, the sound pickup 33 is arranged at the bottom of the lifting ropes 32, the sound pickup 33 is in contact with the ground, and the sound pickup 33 is electrically connected with the signal analyzer 8; one end of the other group of lifting ropes 32 is connected with the first reel 21, and the other end of the lifting ropes 32 penetrates through a first strip-shaped groove 28 and a guide ring 29 which are formed in the first support plate 1 and is connected with the sliding plate 31; the limit plate 34 is arranged on the fifth support plate 30, and the limit plate 34 is positioned above the sliding plate 31; when the reel is moved forward, the first reel 21 and the cylinder 13 rotate synchronously, the lifting rope 32 is pulled to enable the sound pick-up 33 to be separated from the ground, in a stop state, the first reel 21 can rotate freely, and the sliding plate 31 and the sound pick-up 33 move downwards under the action of self gravity, so that the sound pick-up 33 falls on the ground and signals can be collected conveniently.
In an alternative embodiment, a storage box is arranged on the first supporting plate 1, and the sound pickup 33 is placed in the storage box in a non-use state; preventing the pickup 33 from falling all the way to the ground when not in use.
In an alternative embodiment, the racks 16 are arranged in two groups, and the two groups of racks 16 and the gears 15 are circumferentially symmetrical; ensuring that the first reel 21 can rotate in synchronism with the cylinder 13.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (8)
1. The PE pipeline detector is characterized by comprising a first supporting plate (1), a moving assembly and a sixth supporting plate (9); the moving assembly comprises a second supporting plate (2), a first rotating shaft (3) and a roller (4); the device also comprises a transmission assembly and a signal pickup assembly; the system also comprises a signal transmitter and an audio driver, wherein the signal transmitter is electrically connected with the audio driver, and the audio driver is connected with the PE pipeline;
two groups of second supporting plates (2) which are parallel to each other are arranged at the bottom of the first supporting plate (1); two ends of the first rotating shaft (3) are respectively connected with the two groups of second supporting plates (2) in a rotating way; two groups of parallel rollers (4) are arranged on the first rotating shaft (3); the mobile assembly is provided with a plurality of groups; a third support plate (5) is obliquely arranged on the first support plate (1) towards the rear, a fourth support plate (6) is arranged at the top of the third support plate (5), a signal analyzer (8) is arranged on the fourth support plate (6), and the signal analyzer (8) is electrically connected with the signal pickup assembly; two groups of sixth supporting plates (9) are arranged at the bottom of the first supporting plate (1) in parallel, wherein one group of sixth supporting plates (9) is rotatably provided with a second rotating shaft (10), the second rotating shaft (10) is in transmission connection with the first rotating shaft (3) through a transmission assembly, the end part of the second rotating shaft (10) is provided with a first friction ring (11), the other group of sixth supporting plates (9) is provided with a box body (12), the box body (12) is rotatably provided with a barrel body (13), the inner peripheral wall of the barrel body (13) is attached to the outer peripheral wall of the first friction ring (11), and the outer peripheral wall of the barrel body (13) is provided with a first reel (21); a limiting component is arranged on the sixth supporting plate (9);
when the first supporting plate (1) moves forward, the first reel (21) and the cylinder (13) rotate synchronously, the signal pickup assembly is not in contact with the ground, and when the first supporting plate (1) stops, the first reel (21) rotates freely, and the signal pickup assembly is in contact with the ground.
2. The PE pipe probe of claim 1, wherein said probe method of probing a pipe comprises the steps of:
s1, connecting the signal transmitter with an audio driver, connecting the audio driver with the PE pipeline, and starting the signal transmitter;
s2, pushing the fourth supporting plate (6) to move forwards to the position of the detection point, wherein the signal pickup assembly is not in contact with the ground in the advancing process, and the signal pickup assembly is in contact with the ground after the movement is stopped;
s3, pressing a switch of the signal analyzer (8), collecting the signal received by the signal pickup assembly, and then closing the switch;
s4, pushing the fourth supporting plate (6) to move forwards to the next detection point, pressing the switch of the signal analyzer (8) again, collecting the signal received by the signal pickup assembly, and then closing the switch;
s5, repeating the steps S2-S4.
3. The PE pipe probe according to claim 1, characterised in that a plurality of sets of handles (7) are provided on the fourth support plate (6).
4. The PE pipe probe according to claim 1, wherein the drive assembly comprises a sprocket (26) and a chain (27); the chain wheels (26) are arranged in two groups, the two groups of chain wheels (26) are respectively arranged on the first rotating shaft (3) and the second rotating shaft (10), and the two groups of chain wheels (26) are in transmission connection through the chain (27).
5. The PE pipe probe according to claim 1, wherein the limit assembly comprises a third rotating shaft (14), a gear (15), a rack (16), a spring (18), a second friction ring (22), a second reel (23), a pull rope (24) and a support ring (25); a plurality of groups of butt joint grooves (20) are formed in the inner peripheral wall of the first reel (21), and a plurality of groups of second strip-shaped grooves (19) opposite to the butt joint grooves (20) are formed in the wall of the barrel body (13); the third rotating shaft (14) is rotatably arranged on the inner wall of the box body (12) facing the cylinder body (13), the third rotating shaft (14) extends into the cylinder body (13), and the rotating speed of the third rotating shaft (14) is equal to that of the cylinder body (13); the gear (15) is in key connection with the third rotating shaft (14), and the gear (15) is positioned in the cylinder body (13); the support ring (25) is arranged on the inner peripheral wall of the cylinder (13); the rack (16) is arranged on the support ring (25) in a sliding mode along the vertical direction, the end portion of the rack (16) is provided with a butt joint ball (17), and the butt joint ball (17) penetrates through the second strip-shaped groove (19) and is inserted into the butt joint groove (20) when the first support plate (1) moves forward; two ends of the spring (18) are respectively connected with the inner peripheral wall of the cylinder (13) and the rack (16), and the spring (18) is in a natural state; the second friction ring (22) is arranged on the first rotating shaft (3); the second reel (23) is sleeved on the first rotating shaft (3), and the inner peripheral wall of the second reel (23) is attached to the outer peripheral wall of the second friction ring (22); one end of the pull rope (24) is connected with the second reel (23), the other end of the pull rope (24) penetrates through the box body (12) and is wound on the third rotating shaft (14), and the pull rope (24) is in a tensioning state.
6. The PE pipe probe according to claim 1, wherein the signal pickup assembly comprises a guide ring (29), a fifth support plate (30), a slide plate (31), and a limit plate (34); the fifth supporting plate (30) is arranged at the bottom of the fourth supporting plate (6); the guide ring (29) is arranged at the bottom of the fourth support plate (6), and the guide ring (29) is positioned between the third support plate (5) and the fifth support plate (30); the sliding plate (31) is arranged on the end face, facing the guide ring (29), of the fifth supporting plate (30) in a sliding mode along the vertical direction, a group of lifting ropes (32) are arranged at the bottom of the sliding plate (31), a sound pickup (33) is arranged at the bottom of each lifting rope (32), the sound pickup (33) is in contact with the ground, and the sound pickup (33) is electrically connected with the signal analyzer (8); one end of the other group of lifting ropes (32) is connected with the first reel (21), and the other end of the lifting ropes (32) penetrates through a first strip-shaped groove (28) and a guide ring (29) which are formed in the first supporting plate (1) and is connected with the sliding plate (31); the limiting plate (34) is arranged on the fifth supporting plate (30), and the limiting plate (34) is positioned above the sliding plate (31).
7. The PE pipe probe according to claim 1 or 6, wherein a storage box is provided on the first support plate (1), and the sound pickup (33) is placed in the storage box in a non-use state.
8. The PE pipe probe according to claim 5, wherein the racks (16) are arranged in two sets, and the two sets of racks (16) and the gears (15) are circumferentially symmetrical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110329649.8A CN113075746B (en) | 2021-03-29 | 2021-03-29 | PE pipeline detector |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110329649.8A CN113075746B (en) | 2021-03-29 | 2021-03-29 | PE pipeline detector |
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| CN113075746A true CN113075746A (en) | 2021-07-06 |
| CN113075746B CN113075746B (en) | 2024-01-12 |
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| CN202110329649.8A Active CN113075746B (en) | 2021-03-29 | 2021-03-29 | PE pipeline detector |
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