CN204098005U - A kind of roadbed horizontal movement and vertical displacement integrated test system - Google Patents
A kind of roadbed horizontal movement and vertical displacement integrated test system Download PDFInfo
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- CN204098005U CN204098005U CN201420626829.8U CN201420626829U CN204098005U CN 204098005 U CN204098005 U CN 204098005U CN 201420626829 U CN201420626829 U CN 201420626829U CN 204098005 U CN204098005 U CN 204098005U
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Abstract
The utility model discloses a kind of roadbed horizontal movement and vertical displacement integrated test system, comprise testing tube, sedimentation magnet ring, measuring probe, two-core cable, electromagnetism intensity display instrument, horizontal movement display instrument.Testing tube is vertically arranged in roadbed boring, testing tube is outside puts sedimentation magnet ring along pipe week cover, testing tube inwall longitudinally arranges grooved tracks along pipe shaft, the measuring probe of cylindrical structure is arranged in testing tube, measuring probe roller snaps in testing tube grooved tracks, can make measuring probe vertically movement in testing tube, the angular transducer in measuring probe and magnetic field strength transducer are connected with horizontal movement display instrument, electromagnetism intensity display instrument respectively by two-core cable.Horizontal movement and vertical displacement testing equipment are integrated into set of system by the horizontal movement that the utility model relates to and vertical displacement integrated test system, only bury testing tube underground a roadbed boring, test roadbed horizontal movement and vertical displacement by the probe at test in-pipe simultaneously, increase electromagnetism intensity display instrument, improve measuring accuracy, for railway bed deformation monitoring provides technological means preferably.
Description
Technical field
The utility model relates to railway bed displacement measurement equipment.
Background technology
Railway bed distortion needs strict control, operation stage in railway bed construction process and after work, necessary roadbed horizontal movement and vertical displacement observation should be carried out, to judge subgrade deformation whether in rational scope, ensure the safety and comfort of driving.
The measurement of existing roadbed horizontal movement and vertical displacement is that employing two is overlapped testing equipment and carried out, and buries testing tube underground respectively, utilize respective test probe to test in roadbed boring.
Existing horizontal movement measureing equipment comprises testing tube, the measuring probe of built-in angular sensor and the horizontal movement display instrument of cable connection angle sensor.The guide wheel of measuring probe is stuck in testing tube groove and also can slides along groove, measuring probe moves up and down in process, the measuring point place testing tube axis offset angles of popping one's head in and passing through measured by angular transducer in probe, then shows the horizontal movement of measuring point roadbed by horizontal movement display instrument.
Existing vertical displacement measureing equipment comprise testing tube, sedimentation magnet ring, built-in magnetic field strength transducer measuring probe be connected the tester of measuring probe with cable.Testing tube pipe overcoat puts multiple magnet ring, sensor in measuring probe detects magnet ring field signal and reaches Acquisition Instrument, tester sends the sound, thus determines magnet ring position, twice test data of same observation station is carried out contrasting the roadbed vertical displacement that can draw this point.
Existing employing two is overlapped the path partition method that testing equipment carries out and be there is following problem: 1, hole respectively, arrange different testing tubes, and adopt respective testing equipment, resource is comparatively wasted; 2, in vertical displacement testing equipment, probe tester when magnet ring sends the sound, and tester hears the laggard row data acquisition of sound, there is error, delay and inaccuracy; 3, need in roadbed construction process to protect two complete equipments, make troubles to construction, add observation cost; 4, more crucially, the measuring point of two observation projects can not be in same position spatially, for when analyzing the geometric distortion of same point, can only be similar to and think that the adjacent measuring point in two cover test events is in same position, cause the inaccurate of data analysis thus, affect the deformation values of roadbed.
Utility model content
The method Problems existing that testing equipment carries out path partition is overlapped for existing employing two, the utility model releases roadbed horizontal movement and vertical displacement integrated test system, horizontal movement and vertical displacement testing equipment is its object is to be integrated into set of system, a roadbed boring is only needed to bury testing tube underground, test roadbed horizontal movement and vertical displacement by the probe at test in-pipe simultaneously, and increase electromagnetism intensity display instrument, be convenient to accurately detecting magnet ring position.
The roadbed horizontal movement that the utility model relates to and vertical displacement integrated test system, comprise testing tube, sedimentation magnet ring, measuring probe, two-core cable, electromagnetism intensity display instrument, horizontal movement display instrument.Testing tube is vertically arranged in roadbed boring, testing tube outer cover puts sedimentation magnet ring, measuring probe is arranged in testing tube, and the angular transducer in measuring probe and magnetic field strength transducer are connected with horizontal movement display instrument, electromagnetism intensity display instrument respectively by two-core cable.
The testing tube be arranged in roadbed boring is PVC pipe, and testing tube inwall longitudinally arranges two grooved tracks along pipe shaft, and two grooved tracks are arranged along testing tube Central Symmetry.
Sedimentation magnet ring is circular ring structure, and internal diameter is slightly larger than testing tube external diameter, and the pipe week cover along testing tube outside is put, and every 0.5m degree of depth cover puts a sedimentation magnet ring.
Sedimentation magnet ring annulus periphery is outwards arranged and the steel disc stretched out upward, steel disc embed surrounding soil, make sedimentation magnet ring can with the common sedimentation of soil layer around.
Sedimentation magnet ring annulus inner circumferential arrangement of magnets, forms magnetic field environment.
Measuring probe is cylindrical structure, and forward and backward position layout is each arranges one group of directive wheel, and the spacing of two groups of directive wheels is 0.5m.Often organize directive wheel and be provided with 2 rollers, be placed in measuring probe both sides respectively, roller snaps in testing tube grooved tracks, can make measuring probe vertically movement in testing tube.
Measuring probe inside arranges angular transducer and magnetic field strength transducer.Angular transducer is connected with horizontal movement display instrument and electromagnetism intensity display instrument by two-core cable respectively with magnetic field strength transducer, and angular transducer connects horizontal movement display instrument, and magnetic field strength transducer connects electromagnetism intensity display instrument.
The distance of the deviation angle that horizontal movement display instrument is recorded by conversion measuring probe interior angle sensor and front and back guide wheel calculates measuring point deviant in the horizontal direction, and shows.
Electromagnetism intensity display instrument can demonstrate the sedimentation magnet ring field signal that measuring probe internal magnetic field intensity sensor records.
Two-core cable is the cable that two heart yearns are separated, and cable external application epidermis face indicates scale.
When the roadbed horizontal movement that the utility model relates to and vertical displacement integrated test system are applied, testing tube puts into the boring of roadbed pre-position, and the cover one by one simultaneously carrying out testing tube periphery magnet ring is put and the backfill of holing.When measuring, measuring probe put into testing tube and probe guide wheel is snapped in testing tube grooved tracks, then making measuring probe move down along pipe shaft.
When measuring probe internal magnetic field intensity sensor detects magnet ring magnetic field, produce electromagnetic signal and be sent to electromagnetism intensity display instrument by cable, tester is according to the vertical position of the scale numerical value determination magnet ring on cable; Meanwhile, the probe inclination angle signal recorded is sent to horizontal movement display instrument by cable by the angular transducer of measuring probe inside, and distance and this angular relationship of horizontal movement display instrument conversion front and back guide wheel calculate measuring point deviant in the horizontal direction.Contrast according to surveyed magnet ring vertical position data and measuring point horizontal direction deviant and historical data, this place's roadbed vertical displacement and horizontal movement value can be drawn.
Horizontal movement and vertical displacement testing equipment are integrated into set of system by the roadbed horizontal movement that the utility model relates to and vertical displacement integrated test system; only bury testing tube underground a roadbed boring; test roadbed horizontal movement and vertical displacement by the probe at test in-pipe simultaneously; compact conformation; practical and convenient; reduce testing cost, be convenient to the protection of site operation and equipment, for railway bed deformation monitoring provides technological means preferably.
Accompanying drawing explanation
Fig. 1 is the roadbed horizontal movement that relates to of the utility model and vertical displacement integrated test system structural representation;
Fig. 2 is the A-A schematic cross section of testing tube in Fig. 1.
Description of symbols in Fig. 1:
1, testing tube 2, grooved tracks
3, steel disc 4, sedimentation magnet ring
5, two-core cable 6, measuring probe
7, electromagnetism intensity display instrument 8, horizontal movement display instrument
9, roller 10, angular transducer
11, magnetic field strength transducer
Detailed description of the invention
Below in conjunction with accompanying drawing, the technical solution of the utility model is further illustrated.Fig. 1 and Fig. 2 shows basic structure of the present utility model.As shown in the figure, the roadbed horizontal movement that the utility model relates to and vertical displacement integrated test system, the roadbed horizontal movement that the utility model relates to and vertical displacement integrated test system, comprise testing tube 1, sedimentation magnet ring 4, measuring probe 6, two-core cable 5, electromagnetism intensity display instrument 7, horizontal movement display instrument 8.Testing tube 1 is vertically arranged in roadbed boring, testing tube 1 outer cover puts sedimentation magnet ring 4, measuring probe 6 is arranged in testing tube 1, and the angular transducer 10 in measuring probe 6 and magnetic field strength transducer 11 are connected with horizontal movement display instrument 8, electromagnetism intensity display instrument 7 respectively by two-core cable 5.
The testing tube 1 be arranged in roadbed boring is PVC pipe, and testing tube 1 inwall longitudinally arranges two grooved tracks, 2, two grooved tracks 2 along pipe shaft and arranges along testing tube 1 Central Symmetry.
Sedimentation magnet ring 4 is circular ring structure, and internal diameter is slightly larger than the external diameter of testing tube 1, and the pipe week cover along testing tube 1 outside is put, and every 0.5m degree of depth cover puts a sedimentation magnet ring 4.
Sedimentation magnet ring 4 annulus periphery is outwards arranged and the steel disc 3 stretched out upward, and steel disc 3 embeds surrounding soil, make sedimentation magnet ring 4 can with the common sedimentation of soil layer around.
Sedimentation magnet ring 4 annulus inner circumferential arrangement of magnets, forms magnetic field environment.
Measuring probe 6 is cylindrical structure, and forward and backward position layout is each arranges one group of directive wheel, and the spacing of two groups of directive wheels is 0.5m.Often organize directive wheel and be provided with 2 rollers 9, be placed in measuring probe both sides respectively, roller 9 snaps in the grooved tracks 2 of testing tube 1, and measuring probe 6 can be made vertical mobile in testing tube 1.
Measuring probe 6 inside arranges magnetic field strength transducer 10 and angular transducer 11.Magnetic field strength transducer 10 is connected with electromagnetism intensity display instrument 7 and horizontal movement display instrument 8 by two-core cable 5 respectively with angular transducer 11, and angular transducer 10 connects horizontal movement display instrument 8, and magnetic field strength transducer 11 connects electromagnetism intensity display instrument 7.
Two-core cable 5 is the cable that two heart yearns are separated, and cable external application epidermis face indicates scale.
When the roadbed horizontal movement that the utility model relates to and vertical displacement integrated test system are applied, testing tube 1 puts into the boring of roadbed pre-position, and the cover one by one simultaneously carrying out testing tube periphery magnet ring is put and the backfill of holing.When measuring, measuring probe 6 put into testing tube 1 and probe guide wheel 9 is snapped in testing tube grooved tracks 2, then making measuring probe 6 move down along pipe shaft.
When measuring probe 6 internal magnetic field intensity sensor 11 detects magnet ring magnetic field, produce electromagnetic signal and be sent to electromagnetism intensity display instrument 7 by cable and show, tester is according to the vertical position of the scale numerical value determination magnet ring on cable; Simultaneously, the inclination angle signal of the measuring probe 6 recorded is sent to horizontal movement display instrument 8 by cable by the angular transducer 10 of measuring probe 6 inside, and distance and this angular relationship of horizontal movement display instrument 8 conversion front and back guide wheel calculate measuring point deviant in the horizontal direction.Contrast according to surveyed magnet ring vertical position data and measuring point horizontal direction deviant and historical data, this place's roadbed vertical displacement and horizontal movement value can be drawn.
Claims (7)
1. a roadbed horizontal movement and vertical displacement integrated test system, it is characterized in that: comprise testing tube, sedimentation magnet ring, measuring probe, two-core cable, electromagnetism intensity display instrument, horizontal movement display instrument, testing tube is vertically arranged in roadbed boring, testing tube outer cover puts sedimentation magnet ring, measuring probe is arranged in testing tube, and the angular transducer in measuring probe and magnetic field strength transducer are connected with horizontal movement display instrument, electromagnetism intensity display instrument respectively by two-core cable.
2. roadbed horizontal movement according to claim 1 and vertical displacement integrated test system, it is characterized in that: described testing tube is PVC pipe, testing tube inwall longitudinally arranges two grooved tracks along pipe shaft, and two grooved tracks are arranged along testing tube Central Symmetry.
3. roadbed horizontal movement according to claim 1 and vertical displacement integrated test system, it is characterized in that: described sedimentation magnet ring is circular ring structure, internal diameter is slightly larger than testing tube external diameter, and the pipe week cover along testing tube outside is put, and every 0.5m degree of depth cover puts a sedimentation magnet ring.
4. roadbed horizontal movement according to claim 3 and vertical displacement integrated test system, it is characterized in that: described sedimentation magnet ring annulus periphery is outwards arranged and the steel disc stretched out upward, steel disc embed surrounding soil, make sedimentation magnet ring can with the common sedimentation of soil layer around.
5. roadbed horizontal movement according to claim 3 and vertical displacement integrated test system, is characterized in that: described sedimentation magnet ring annulus inner circumferential arrangement of magnets, forms magnetic field environment.
6. roadbed horizontal movement according to claim 1 and vertical displacement integrated test system, is characterized in that: described measuring probe is cylindrical structure, and forward and backward position respectively arranges one group of directive wheel, and the spacing of two groups of directive wheels is 0.5m; Often organize directive wheel and be provided with 2 rollers, be placed in probe both sides respectively, roller snaps in testing tube grooved tracks, can make probe vertically movement in testing tube.
7. roadbed horizontal movement according to claim 1 and vertical displacement integrated test system, is characterized in that: described two-core cable is the cable that two heart yearns are separated, and cable external application epidermis face indicates scale.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420626829.8U CN204098005U (en) | 2014-10-27 | 2014-10-27 | A kind of roadbed horizontal movement and vertical displacement integrated test system |
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| CN201420626829.8U CN204098005U (en) | 2014-10-27 | 2014-10-27 | A kind of roadbed horizontal movement and vertical displacement integrated test system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104264651A (en) * | 2014-10-27 | 2015-01-07 | 铁道第三勘察设计院集团有限公司 | Roadbed horizontal displacement and vertical displacement comprehensive testing system |
| CN105672239A (en) * | 2016-01-21 | 2016-06-15 | 中铁第四勘察设计院集团有限公司 | Monitoring device for collapse deformation of railroad bed and foundation of karst area and goaf |
| CN111254902A (en) * | 2020-01-30 | 2020-06-09 | 华东交通大学 | Railway roadbed deformation detection and early warning system |
| CN111735930A (en) * | 2020-05-12 | 2020-10-02 | 温州大学 | Integrated underground soil body measuring device |
| CN112411511A (en) * | 2020-11-02 | 2021-02-26 | 张善庆 | House foundation strength detection device for building |
-
2014
- 2014-10-27 CN CN201420626829.8U patent/CN204098005U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104264651A (en) * | 2014-10-27 | 2015-01-07 | 铁道第三勘察设计院集团有限公司 | Roadbed horizontal displacement and vertical displacement comprehensive testing system |
| CN105672239A (en) * | 2016-01-21 | 2016-06-15 | 中铁第四勘察设计院集团有限公司 | Monitoring device for collapse deformation of railroad bed and foundation of karst area and goaf |
| CN105672239B (en) * | 2016-01-21 | 2017-09-12 | 中铁第四勘察设计院集团有限公司 | A kind of monitoring device deformed for karst region and goaf railway bed ground collapse |
| CN111254902A (en) * | 2020-01-30 | 2020-06-09 | 华东交通大学 | Railway roadbed deformation detection and early warning system |
| US11198975B2 (en) | 2020-01-30 | 2021-12-14 | East China Jiaotong University | Railway roadbed dformation detection and early warning system |
| CN111735930A (en) * | 2020-05-12 | 2020-10-02 | 温州大学 | Integrated underground soil body measuring device |
| CN112411511A (en) * | 2020-11-02 | 2021-02-26 | 张善庆 | House foundation strength detection device for building |
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Address after: 300142 Hebei District, Zhongshan Road, No. 10, Patentee after: China Railway Design Group Limited Address before: 300142 Hebei District, Zhongshan Road, No. 10, Patentee before: China Railway Third Survey and Design Institute Group Ltd. |