CN102749654A - Little loop support device for lanes and tunnels in underground transient electromagnetic method - Google Patents
Little loop support device for lanes and tunnels in underground transient electromagnetic method Download PDFInfo
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- CN102749654A CN102749654A CN2012102700502A CN201210270050A CN102749654A CN 102749654 A CN102749654 A CN 102749654A CN 2012102700502 A CN2012102700502 A CN 2012102700502A CN 201210270050 A CN201210270050 A CN 201210270050A CN 102749654 A CN102749654 A CN 102749654A
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Abstract
The invention discloses a little loop support device for lanes and tunnels in an underground transient electromagnetic method. The little loop support device comprises a four-way device 1, support long pipes 3 and a support pipe positioning plate 2 and is characterized in that the four-way device 1 is respectively connected with one ends of the four support long pipes 3 through four connectors, adjacent two support long pipes 3 are respectively connected with two ends of the support pipe positioning plate 2, the tail end of each support long pipe 3 is respectively connected with one end of each wire fixing plate 4, and the other end of each wire fixing plate 4 is respectively located on the same side of a fixing surface formed by the support pipe positioning plate 2. The wire fixing plates 4 and the fixing surface formed by the support pipe positioning plate 2 form an included angle ranging from 60 degrees to 120 degrees. The little loop support device is made of insulation materials, the support pipe positioning plate and the support long pipes are not apt to deform after being assembled, further effect on measurement results caused by changing of fixed coil area is avoided, changing of the shape, the area and the like of a transmitting-receiving coil is avoided to a large extent, and further influence to electromagnetic signals caused by the device is weakened.
Description
Technical field
The invention belongs to the geophysical exploration technology field, is the transient electromagnetic method exploration engineering that is applied to colliery hydrogeology problems prevention and tunnel geology disaster detection technical field, relates to tunnel, a kind of underground transient electromagnetic method lane with little loop line holder device.
Background technology
Underground transient electromagnetic method is mainly used in adopting the sky pools zone and containing the permeable structure prediction of the inner potential threat in coal mine roadway rock stratum, and geological hazards prediction etc. in engineering tunnel and the air defence work.Because of the restriction in underground construction space, can only adopt the length of side less than 2 meters little wire-retracting device as transmit-receive unit.In addition, Minepit environment is special, and the little loop line holder device of holonomic system is difficult for being brought into to the down-hole by the ground well head, and in the tunnel, transports and also have difficulties.Holder device commonly used at present is an easy device, promptly uses the pvc pipe of 1 meter of four length, and two connect into one, constitute foursquare two opposite side, and the little loop line of multiturn is fixed on artificial expansion the on the loop line, forms square loop line.But this holder device is unstable, and the loop line area changes in the process of work, thereby electromagnetic signal is exerted an influence.From the technical point of view, little loop line holder device need satisfy following requirement:
(1) loop line of 2 * 2m is fully launched, and remain shape and do not change, alleviate of the influence of loop line area change thus electromagnetic signal;
(2) device materials avoids inducing extra electromagnetic signal for insulation type material, increases the weight of electromagnetic interference (EMI);
(3) can dismantle, can carry from well head smoothly and get into road, lane (tunnel).
Summary of the invention
The objective of the invention is to solve existing holder device problem of unstable, satisfy the technical requirement of holder device design simultaneously, provide a kind of tunnel, underground transient electromagnetic method lane that uses in the underground finite space that is applicable to little loop line holder device.
Technical scheme of the present invention: it comprises four-way, support long tube and arm setting plate; Said four-way is connected with an end of four support long tubes respectively through four connectors; Two adjacent support long tubes are connected with the two ends of arm setting plate respectively; The end of each support long tube is connected with an end of solidus plate respectively, and the other end position of each solidus plate is in the same side of the stationary plane of being made up of arm setting plate.
Preferably: said solidus plate and the stationary plane of being made up of arm setting plate form 60-120 angles of spending.
Further preferred: connecting hole in the middle of said support long tube middle part is provided with, the end of support long tube is provided with terminal connecting hole, and said solidus plate is connected with the terminal connecting hole of support long tube, and said solidus plate is vertical with the stationary plane that is formed by arm setting plate.
The axially bored line direction of the axially bored line direction of connecting hole and terminal connecting hole is vertical each other in the middle of said.
Said arm setting plate adopts eight; Per two partner; The two ends of arm setting plate are respectively equipped with connecting hole; The two ends connecting hole of a pair of arm setting plate is connected the both sides of the middle connecting hole on two adjacent support long tubes respectively through insulating screw, the axially bored line direction of middle connecting hole is vertical each other with arm setting plate; Said solidus plate adopts eight; Per two partner; The two ends of solidus plate are respectively equipped with connecting hole, and an end connecting hole of a pair of solidus plate is connected the both sides of the terminal connecting hole of support long tube through insulating screw, and another connecting hole of a pair of solidus plate is connected with insulating screw.
The both sides of the terminal connecting hole of support long tube are respectively rubbing surface, and an end joint face of the solidus plate that is connected with the terminal connecting hole of support long tube is a rubbing surface.
The rubbing surface of the both sides of the rubbing surface of solidus plate and support long tube is respectively the zigzag locating surface.
The present invention is made up of insulating material, thereby can not produce interference to measuring-signal; Can dismantle, be easy to be carried into underground passage by the ground well head; Be difficult for deforming after arm setting plate and the assembling of support long tube; And then can not make the area coil of being fixed change and measurement result is exerted an influence; Scientifically satisfy the technical requirement of little loop line holder device design; Realize that transient electromagnetic method continuously, is stably followed the tracks of detection in tunnel or the tunnel, avoid because of variations such as send-receive coil shape, areas on largely, and then reducer influence that electromagnetic signal is brought itself.
Description of drawings
Fig. 1 is the structural representation of the embodiment of the invention 1.
Fig. 2 is the structural representation of the embodiment of the invention 1 four-way.
Fig. 3 is the structural representation of the embodiment of the invention 1 arm setting plate.
Fig. 4 is the structural representation of the embodiment of the invention 1 support long tube.
Fig. 5 is the structural representation of the embodiment of the invention 1 solidus plate.
Fig. 6 is the embodiment of the invention 1 a local syndeton synoptic diagram.
Among the figure: four-way 1, arm setting plate 2, support long tube 3, solidus plate 4, insulating screw 5
Embodiment
Embodiment 1: combine accompanying drawing that embodiment is further specified at present:
As shown in Figure 2, four-way 1 is the core component of apparatus of the present invention, plays the effect that connects rigid stent long tube 3.It is welded by four 0.2 meter long polyvinyl chloride pipe afterbody pairwise orthogonals, and fixing in the head welding with connecting pipe.
Like Fig. 3,4, shown in 5, arm setting plate 2 and support long tube 3 are processed by pvc material, are hard structure; Totally four of support long tubes 3 are grown 1.4 meters, are made up of the grown form of little loop line holder device together itself and four-way 1; Totally 8 of arm setting plates 2, make the support long tube keep stable angle with its fixing four support long tubes 3 by long 1 meter; Simultaneously, in little loop line holder device moves, play and hold supporting role.Solidus plate 4 material therefors are identical with arm setting plate 2, and totally 8, long 0.2 meter; Be installed in the end of support long tube 3, solidus plate 4 two ends respectively are provided with connecting hole, and a stomidium is connected with the end aperture of support long tube 3; Another stomidium is used for fixing the transient electromagnetic working coil, thereby realizes the effect of wire clamp.
As shown in Figure 6, support long tube 3 middle parts and the afterbody of pvc material respectively have a connecting hole, and the axis direction in two holes is vertical each other.The two ends of two blocks of arm setting plates 2 are fixed on the middle connecting hole at two adjacent support long tube 3 middle parts respectively with the insulating screw 5 of nylon material; The axially bored line direction of middle connecting hole is vertical each other with arm setting plate 2; Simultaneously; Two blocks of solidus plates, 4 usefulness insulating screws are fixed on the terminal connecting hole of support long tube 3, and the stationary plane that is formed by arm setting plate 2 is vertical with solidus plate 4.The transient electromagnetic working coil is embedded into two solidus plate 4 inside, and fixes at another stomidium place with insulating screw 5.
Common said solidus plate 4 and the stationary plane of being made up of arm setting plate 2 form 60-120 angles of spending.In the present embodiment, fix down under the crooked situation of generation at arm setting plate 2 when support long tube 3, said solidus plate 4 is vertical with the stationary plane that is formed by arm setting plate 2.When support long tube 3 under the fixing situation that produces crooked (being) down of arm setting plate 2 in order to make support long tube 3 in tension down, said solidus plate 4 also is vertical with the stationary plane that the plate 2 that formalized by arm forms, solidus plate 4 is like four inclines of square.The other end position of each solidus plate 4 is in the same side of the stationary plane that is formed by arm setting plate 2.The other end position of solidus plate 4 also is in the same side of the stationary plane that is formed by arm setting plate 2, a side of promptly little loop line support curved concave when producing bending.
Connecting hole in the middle of said support long tube 3 middle parts are provided with, the end of support long tube 3 is provided with terminal connecting hole, and the axially bored line direction of said middle connecting hole and the axially bored line direction of terminal connecting hole are vertical each other.
The support long tube 3 of four pvc materials is inserted into respectively in four holes of four-way 1; Eight pipe setting plates 2 of drawing money on credit are connected in twos the middle part of support long tube 3 respectively with insulating screw; Form stable square structure; Then eight solidus plates 4 are separately fixed at the end of support long tube 3, treat again the other end to be fixed after the transient electromagnetic working coil embeds, so far formed stable transient electromagnetic method measurement mechanism.When in underground activities, needing mobile device, can hold the dual-side of inner square arm setting plate, promptly removable after lifting.
Claims (7)
1. tunnel, a underground transient electromagnetic method lane is with little loop line holder device; It comprises four-way (1), support long tube (3) and arm setting plate (2); It is characterized in that said four-way (1) is connected with an end of four support long tubes (3) respectively through four connectors; Adjacent two support long tubes (3) are connected with the two ends of arm setting plate (2) respectively; The end of each support long tube (3) is connected with an end of solidus plate (4) respectively, and the other end position of each solidus plate (4) is in the same side of the stationary plane of being made up of arm setting plate (2).
2. tunnel, underground transient electromagnetic method lane according to claim 1 is characterized in that with little loop line holder device said solidus plate (4) and the stationary plane of being made up of arm setting plate (2) form the angle of 60-120 degree.
3. tunnel, underground transient electromagnetic method lane according to claim 1 and 2 is with little loop line holder device; It is characterized in that said support long tube (3) middle part is provided with middle connecting hole; The end of support long tube (3) is provided with terminal connecting hole; Said solidus plate (4) is connected with the terminal connecting hole of support long tube (3), and said solidus plate (4) is vertical with the stationary plane that is formed by arm setting plate (2).
4. tunnel, underground transient electromagnetic method lane according to claim 3 is with little loop line holder device, it is characterized in that said in the middle of the axially bored line direction of axially bored line direction and terminal connecting hole of connecting hole vertical each other.
5. tunnel, underground transient electromagnetic method lane according to claim 4 is with little loop line holder device; It is characterized in that said arm setting plate (2) adopts eight; Per two partner; The two ends of arm setting plate (2) are respectively equipped with connecting hole, and the two ends connecting hole of a pair of arm setting plate (2) is connected the both sides of the middle connecting hole on adjacent two support long tubes (3) respectively through insulating screw (5), and the axially bored line direction of middle connecting hole is vertical each other with arm setting plate (2); Said solidus plate (4) adopts eight; Per two partner; The two ends of solidus plate (4) are respectively equipped with connecting hole; One end connecting hole of a pair of solidus plate (4) is connected the both sides of the terminal connecting hole of support long tube (3) through insulating screw (5), and another connecting hole of a pair of solidus plate (4) is connected with insulating screw (5).
6. tunnel, underground transient electromagnetic method lane according to claim 4 is with little loop line holder device; The both sides that it is characterized in that the terminal connecting hole of support long tube (3) are respectively rubbing surface, and an end joint face of the solidus plate (4) that is connected with the terminal connecting hole of support long tube (3) is a rubbing surface.
7. tunnel, underground transient electromagnetic method lane according to claim 6 is with little loop line holder device, it is characterized in that the rubbing surface of both sides of rubbing surface and the support long tube (3) of solidus plate (4) is respectively the zigzag locating surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210270050.2A CN102749654B (en) | 2012-08-01 | 2012-08-01 | Little loop support device for lanes and tunnels in underground transient electromagnetic method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210270050.2A CN102749654B (en) | 2012-08-01 | 2012-08-01 | Little loop support device for lanes and tunnels in underground transient electromagnetic method |
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| Publication Number | Publication Date |
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| CN102749654A true CN102749654A (en) | 2012-10-24 |
| CN102749654B CN102749654B (en) | 2014-08-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210270050.2A Expired - Fee Related CN102749654B (en) | 2012-08-01 | 2012-08-01 | Little loop support device for lanes and tunnels in underground transient electromagnetic method |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103869375A (en) * | 2014-03-10 | 2014-06-18 | 中煤科工集团西安研究院有限公司 | Central loop type underground TEM (Transverse Electric and Magnetic Field) emission line frame bracket device |
| CN104166167A (en) * | 2014-09-03 | 2014-11-26 | 北京华安奥特科技有限公司 | Full-automatic electromagnetic detecting device |
| CN106094043A (en) * | 2014-06-11 | 2016-11-09 | 中煤科工集团西安研究院有限公司 | Transient electromagnetic method ground hole detection method and device |
| CN106226824A (en) * | 2016-07-28 | 2016-12-14 | 山东大学 | A kind of transient electromagnetic wire frame for railway tunnel and using method |
| CN111175837A (en) * | 2020-01-21 | 2020-05-19 | 太原理工大学 | Transient electromagnetic interference-free emission device for inclined roadway mine and application method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| SU1278725A1 (en) * | 1984-04-19 | 1986-12-23 | Московский Институт Электронного Машиностроения | Thermoanemometer transducer |
| SU1665327A1 (en) * | 1984-01-06 | 1991-07-23 | Специальное проектно-конструкторское бюро "Проектнефтегазспецмонтаж" | Metal locator |
-
2012
- 2012-08-01 CN CN201210270050.2A patent/CN102749654B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1665327A1 (en) * | 1984-01-06 | 1991-07-23 | Специальное проектно-конструкторское бюро "Проектнефтегазспецмонтаж" | Metal locator |
| SU1278725A1 (en) * | 1984-04-19 | 1986-12-23 | Московский Институт Электронного Машиностроения | Thermoanemometer transducer |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103869375A (en) * | 2014-03-10 | 2014-06-18 | 中煤科工集团西安研究院有限公司 | Central loop type underground TEM (Transverse Electric and Magnetic Field) emission line frame bracket device |
| CN106094043A (en) * | 2014-06-11 | 2016-11-09 | 中煤科工集团西安研究院有限公司 | Transient electromagnetic method ground hole detection method and device |
| CN104166167A (en) * | 2014-09-03 | 2014-11-26 | 北京华安奥特科技有限公司 | Full-automatic electromagnetic detecting device |
| CN106226824A (en) * | 2016-07-28 | 2016-12-14 | 山东大学 | A kind of transient electromagnetic wire frame for railway tunnel and using method |
| CN111175837A (en) * | 2020-01-21 | 2020-05-19 | 太原理工大学 | Transient electromagnetic interference-free emission device for inclined roadway mine and application method thereof |
| CN111175837B (en) * | 2020-01-21 | 2021-12-17 | 太原理工大学 | Transient electromagnetic interference-free emission device for inclined roadway mine and application method thereof |
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|---|---|
| CN102749654B (en) | 2014-08-20 |
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Granted publication date: 20140820 Termination date: 20170801 |