CN216209944U - Underground metal pipeline detection device based on electromagnetic induction method - Google Patents
Underground metal pipeline detection device based on electromagnetic induction method Download PDFInfo
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- CN216209944U CN216209944U CN202122082014.0U CN202122082014U CN216209944U CN 216209944 U CN216209944 U CN 216209944U CN 202122082014 U CN202122082014 U CN 202122082014U CN 216209944 U CN216209944 U CN 216209944U
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Abstract
The utility model relates to an underground metal pipeline detection device based on an electromagnetic induction method, which comprises a magnetic gradiometer, a magnetic probe, a probe connecting line, a detection pipeline, a detection hole, a fixed platform and a plurality of quantitative pull-up pieces, wherein the magnetic probe is connected with the magnetic gradiometer through the probe connecting line, the detection hole is formed in the side surface of the underground metal pipeline, the detection pipeline is arranged in the detection hole, the magnetic probe extends into the detection pipeline through the probe connecting line, the quantitative pull-up pieces are sleeved on the probe connecting line at intervals, the quantitative pull-up pieces are elastic pieces with gradually enlarged sectional areas from top to bottom, the fixed platform is covered at the top end of the detection pipeline, a connecting line through hole is formed in the fixed platform, the sectional area of the connecting line through hole is smaller than the maximum sectional area of the quantitative pull-up pieces, and the probe connecting line passes through the connecting line through hole. Compared with the prior art, the utility model has the advantages of convenient operation, high detection precision and the like.
Description
Technical Field
The utility model relates to the field of metal pipeline detection, in particular to an underground metal pipeline detection device based on an electromagnetic induction method.
Background
With the high degree of modernization and the increasing living standard of people, the overall requirements on infrastructure construction are higher and higher. Underground pipe networks (including pipeline network systems of municipal administration, water supply, gas and natural gas, electric power, telecommunication, sewage discharge and the like) are important components of infrastructure construction, carry important tasks of information transmission, energy transmission, domestic garbage removal and the like day and night, are material foundations on which the society depends on survival and development, and are indispensable life lines, so that the influence of the construction of the underground pipe networks on the social development is of great importance. The deep buried pipeline needs to be positioned before some engineering construction, important pipelines are avoided, and engineering accidents are prevented. The existing detection device has poor operability, can not be operated and recorded by a single person, and has low detection precision.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provide an underground metal pipeline detection device based on an electromagnetic induction method.
The purpose of the utility model can be realized by the following technical scheme:
an underground metal pipeline detection device based on an electromagnetic induction method comprises a magnetic gradiometer, a magnetic probe, a probe connecting line, a detection pipeline, a detection hole, a fixed platform and a plurality of quantitative pull-up pieces, wherein the magnetic probe is connected with the magnetic gradiometer through the probe connecting line, the detection hole is provided with a side surface connected with the underground metal pipeline, the detection pipeline is arranged in the detection hole, the magnetic probe extends into the detection pipeline through the probe connecting line,
the quantitative pull-up piece is sleeved on the probe connecting wire at intervals, the quantitative pull-up piece is an elastic piece with gradually increased sectional area from top to bottom, the fixed platform is covered at the top end of the detection pipeline, the fixed platform is provided with a connecting wire through hole, the sectional area of the connecting wire through hole is smaller than the maximum sectional area of the quantitative pull-up piece, the probe connecting wire passes through the connecting wire through hole,
when the quantitative pulling-up device is used, the probe connecting wire is pulled upwards, the quantitative pulling-up piece penetrates through the connecting wire through hole after being deformed, and then the quantitative pulling-up piece is restored and clamped on the connecting wire through hole.
Preferably, the quantitative pull-up pieces are sleeved on the probe connecting line at equal intervals.
Preferably, the quantitative pull-up members are arranged at intervals of 20 cm.
Preferably, the quantitative pull-up member is a tapered elastic member.
Preferably, the fixed platform is further provided with a connecting line fixing groove, the connecting line fixing groove penetrates through the bottom surface of the top surface of the fixed platform, one end of the connecting line fixing groove is communicated with the connecting line through hole, and the other end of the connecting line fixing groove penetrates through the outer side surface of the fixed platform.
Preferably, the detection pipeline is a plastic pipeline.
Preferably, the detection device further comprises a screw, a screw hole is formed in the top of the detection pipeline, a through hole corresponding to the screw hole is formed in the fixing platform, and the fixing platform is fixed to the top of the detection pipeline through the screw, the through hole and the screw hole.
Preferably, the quantitative pull-up member is a plastic elastic member or a silicone elastic member.
Compared with the prior art, the utility model has the following advantages:
1) the quantitative pull-up piece is utilized to realize the quantitative pull-up of the magnetic probe in the detection pipeline, and the quantitative pull-up piece can also be fixedly arranged after passing through the fixed platform, so that the movement operation of the single-person magnetic probe can be carried out, the detection position of the magnetic probe is more accurate, and the detection precision of the metal pipeline is improved;
2) the shape of the fixed platform is matched with that of the quantitative pull-up piece, so that the quantitative pull-up piece is deformed and recovered after passing through the fixed platform, the connecting line of the probe can be prevented from sliding downwards, the position of the magnetic probe is fixed, and the detection precision and the detection effect are improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural diagram of a fixing platform according to the present invention;
FIG. 3 is a schematic top view of the probe tube of the present invention;
the device comprises a magnetic gradiometer 1, a magnetic probe 2, a magnetic probe 3, a probe connecting line 4, a detection pipeline 5, a detection hole 6, a fixed platform 7, a quantitative pull-up piece 8, an underground metal pipeline 9, a screw hole 10, a connecting line perforation 11, a connecting line fixed groove 12 and a through hole.
Detailed Description
The utility model is described in detail below with reference to the figures and specific embodiments. Note that the following description of the embodiments is merely a substantial example, and the present invention is not intended to be limited to the application or the use thereof, and is not limited to the following embodiments.
Examples
An underground metal pipeline detecting device based on an electromagnetic induction method comprises a magnetic gradiometer 1, a magnetic probe 2, a probe connecting line 3, a detecting pipeline 4, a detecting hole 5, a fixed platform 6 and a plurality of quantitative pull-up pieces 7, wherein the magnetic probe 2 is connected with the magnetic gradiometer 1 through the probe connecting line 3, the detecting hole 5 is provided with a side surface connected with an underground metal pipeline 8, the detecting pipeline 4 is arranged in the detecting hole 5, the magnetic probe 2 extends into the detecting pipeline 4 through the probe connecting line 3,
the quantitative pull-up piece 7 is sleeved on the probe connecting wire 3 at intervals, the quantitative pull-up piece 7 is an elastic piece with gradually enlarged sectional area from top to bottom, the fixed platform 6 is covered at the top end of the detection pipeline 4, the fixed platform 6 is provided with a connecting wire through hole 10, the sectional area of the connecting wire through hole 10 is smaller than the maximum sectional area of the quantitative pull-up piece 7, the probe connecting wire 3 passes through the connecting wire through hole 10,
when the quantitative pulling-up device is used, the probe connecting wire 3 is pulled upwards, the quantitative pulling-up piece 7 penetrates through the connecting wire through hole 10 after being deformed, and then the quantitative pulling-up piece 7 is restored and clamped on the connecting wire through hole 10.
In this embodiment, the quantitative pull-up members 7 are sleeved on the probe connecting line 3 at equal intervals, and the setting interval of the quantitative pull-up members 7 is 20 cm.
In this embodiment, in order to enable the quantitative pulling-up member 7 to pass through the connecting line through hole 10 and recover after passing through the connecting line through hole, the quantitative pulling-up member 7 can be clamped at the top end of the connecting line through hole 10 to fix the depth of the magnetic probe 2, and the quantitative pulling-up member 7 is a conical elastic member and is a plastic elastic member or a silica gel elastic member.
In order to facilitate the fixed installation of the fixing platform 6, as shown in fig. 2 and 3, the detecting device further comprises a screw, a screw hole 9 is formed in the top of the detecting pipeline 4, a through hole 12 corresponding to the screw hole 9 is formed in the fixing platform 6, and the fixing platform 6 is fixed to the top of the detecting pipeline 4 through the screw, the through hole 12 and the screw hole 9. In addition, in order to facilitate the probe connecting line 3 to penetrate through the connecting line perforation 10, the fixing platform 6 is further provided with a connecting line fixing groove 11, the connecting line fixing groove 11 penetrates through the bottom surface of the top surface of the fixing platform 6, one end of the connecting line fixing groove 11 is communicated with the connecting line perforation 10, and the other end of the connecting line fixing groove is communicated with the outer side surface of the fixing platform 6.
In addition, in order to realize effective detection of the magnetic gradiometer 1, the detection tube 4 is a plastic tube.
The above embodiments are merely examples and do not limit the scope of the present invention. These embodiments may be implemented in other various manners, and various omissions, substitutions, and changes may be made without departing from the technical spirit of the present invention.
Claims (8)
1. An underground metal pipeline detection device based on an electromagnetic induction method is characterized by comprising a magnetic gradiometer (1), a magnetic probe (2), a probe connecting line (3), a detection pipeline (4), a detection hole (5), a fixed platform (6) and a plurality of quantitative pull-up pieces (7), wherein the magnetic probe (2) is connected with the magnetic gradiometer (1) through the probe connecting line (3), the detection hole (5) is provided with a side surface connected with an underground metal pipeline (8), the detection pipeline (4) is arranged in the detection hole (5), the magnetic probe (2) extends into the detection pipeline (4) through the probe connecting line (3),
the quantitative pull-up piece (7) is sleeved on the probe connecting line (3) at intervals, the quantitative pull-up piece (7) is an elastic piece with gradually enlarged sectional area from top to bottom, the fixed platform (6) is covered at the top end of the detection pipeline (4), the fixed platform (6) is provided with a connecting line through hole (10), the sectional area of the connecting line through hole (10) is smaller than the maximum sectional area of the quantitative pull-up piece (7), the probe connecting line (3) penetrates through the connecting line through hole (10),
when the quantitative pulling-up device is used, the probe connecting wire (3) is pulled upwards, the quantitative pulling-up piece (7) penetrates through the connecting wire through hole (10) after being deformed, and then the quantitative pulling-up piece (7) is restored and clamped on the connecting wire through hole (10).
2. The underground metal pipeline detecting device based on the electromagnetic induction method as claimed in claim 1, wherein the quantitative pull-up members (7) are sleeved on the probe connecting line (3) at equal intervals.
3. The underground metal pipeline detecting device based on the electromagnetic induction method as claimed in claim 1, wherein the quantitative pull-up members (7) are arranged at a distance of 20 cm.
4. A subsurface metal pipeline detecting device based on electromagnetic induction method according to claim 1, characterized in that the quantitative pull-up member (7) is a conical elastic member.
5. The underground metal pipeline detecting device based on the electromagnetic induction method as claimed in claim 1, wherein the fixing platform (6) is further provided with a connecting line fixing groove (11), the connecting line fixing groove (11) penetrates through the bottom surface of the top surface of the fixing platform (6), one end of the connecting line fixing groove (11) is communicated with the connecting line through hole (10), and the other end of the connecting line fixing groove is communicated with the outer side surface of the fixing platform (6).
6. The underground metal pipeline detecting device based on the electromagnetic induction method as claimed in claim 1, wherein the detecting pipe (4) is a plastic pipe.
7. The underground metal pipeline detecting device based on the electromagnetic induction method as claimed in claim 1, wherein the detecting device further comprises a screw, a screw hole (9) is formed in the top of the detecting pipeline (4), a through hole (12) corresponding to the screw hole (9) is formed in the fixing platform (6), and the fixing platform (6) is fixed to the top of the detecting pipeline (4) through the screw, the through hole (12) and the screw hole (9).
8. The underground metal pipeline detecting device based on the electromagnetic induction method as claimed in claim 1, wherein the quantitative pull-up member (7) is a plastic elastic member or a silica gel elastic member.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202122082014.0U CN216209944U (en) | 2021-08-31 | 2021-08-31 | Underground metal pipeline detection device based on electromagnetic induction method |
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| CN202122082014.0U CN216209944U (en) | 2021-08-31 | 2021-08-31 | Underground metal pipeline detection device based on electromagnetic induction method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114740535A (en) * | 2022-04-13 | 2022-07-12 | 江苏省工程勘测研究院有限责任公司 | Underground pipeline detection device and method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114740535A (en) * | 2022-04-13 | 2022-07-12 | 江苏省工程勘测研究院有限责任公司 | Underground pipeline detection device and method |
| CN114740535B (en) * | 2022-04-13 | 2023-10-24 | 江苏省工程勘测研究院有限责任公司 | Underground pipeline detection device and method |
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