CN203160224U - Rayleigh wave detecting system for embankment earth-rock filled tamping construction - Google Patents
Rayleigh wave detecting system for embankment earth-rock filled tamping construction Download PDFInfo
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- CN203160224U CN203160224U CN 201320254696 CN201320254696U CN203160224U CN 203160224 U CN203160224 U CN 203160224U CN 201320254696 CN201320254696 CN 201320254696 CN 201320254696 U CN201320254696 U CN 201320254696U CN 203160224 U CN203160224 U CN 203160224U
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- auspicious leibo
- rayleigh wave
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Abstract
The utility model relates to a Rayleigh wave detecting system for embankment earth-rock filled tamping construction. The Rayleigh wave detecting system consists of a movable detecting instrument and a Rayleigh wave detecting instrument, wherein the Rayleigh wave detecting instrument comprises a signal display and storing unit, a signal collecting unit, a data processing unit, a signal analysis unit and a wave detector, the wave detector is connected with the signal collecting unit through a circuit, the signal collecting unit is sequentially connected with the signal analysis unit, the data processing unit and the signal display and storing unit through circuits, the movable detecting instrument is a CR-1G type engineering geology movable detecting instrument, the ramming energy of the embankment earth-rock filled tamping construction is 2000KN.m or 1000KN.m. The Rayleigh wave detecting system for embankment earth-rock filled tamping construction consists of the movable detecting instrument and the Rayleigh wave detecting instrument, the detecting procedure is simplified, the detecting accuracy is improved, and guarantee is provided for the embankment earth-rock filled tamping construction quality.
Description
Technical field
The utility model belongs to prospecting technique field, auspicious Leibo, relates to a kind of auspicious Leibo detection system of embankment earth-rock mixture compacting construction.
Background technology
The highway construction of mountain area or hilling terrain, soil less and many stone, landform, landforms and hydrogeology are complicated, constructing highway is with the native stone compound railway embankment using that the massif excavation obtains, and adopts heavy rolling compaction machine to roll integrated construction scheme with dynamic consolidation construction.The earth-rock mixture compacting quality of embankment adopts auspicious Leibo detection technique to detect, quantitatively detect the effective processing degree of depth and the level affects scope of earth-rock mixture embankment under different tamping energies, in conjunction with mechanical analysis, the different stress that ram spacing of research overlap scope, and counter stress overlaps the strong effect of ramming in zone and makes quantitative assessment.
Auspicious Leibo is a kind of of elasticity ground roll in the seismic wave, propagates along Free Surface, and be counterclockwise ellipse at the oscillation trajectory of its particle of superficial part of near surface, the ratio of oval major and minor axis is 3:2.The principle that auspicious Leibo is detected is that the seismic body wave that excites is propagated in the underground space, when seismic body wave is propagated along face of land Free Surface, because the interference of P ripple and SV ripple, a kind of special but common ripple that exists at surface layer will be produced, be called " Rayleigh ground roll " or " ground roll; Ground-roll ", just cry usually " ground roll ".
The utility model content
The purpose of this utility model provides a kind of auspicious Leibo detection system of embankment earth-rock mixture compacting construction, simplifies trace routine, improves accuracy in detection, for embankment earth-rock mixture compacting construction is given security.
The auspicious Leibo detection system of the utility model embankment earth-rock mixture compacting construction is made up of dynamic tester and auspicious Leibo detector.Auspicious Leibo detector comprises signal demonstration and storage element, signal gathering unit, data processing unit, signal analysis unit and wave detector, wave detector is connected with the signal gathering unit circuit, and signal gathering unit shows with signal analysis unit, data processing unit and signal successively and is connected with the storage element circuit.
The energy of ramming of embankment earth-rock mixture compacting construction is 2000KN.m or 1000KN.m.
Another program of the present utility model is that auspicious Leibo detector is provided with Control System of Microcomputer, filter amplifier, electronic commutator, A/D converter module and logic controller.Control System of Microcomputer is connected with the signal analysis unit circuit with storage element with the signal demonstration respectively.Logic controller is connected with electronic commutator, A/D converter module and filter amplifier circuit respectively.Wave detector is connected with the electronic commutator circuit by filter amplifier, and electronic commutator shows with A/D converter module, signal analysis unit and signal successively and is connected with the storage element circuit.
When free interface carries out vertical exciting, all can produce auspicious Leibo at its near surface, there are several principal characters relevant with the workmanship detection auspicious Leibo:
1) in layered medium, auspicious Leibo has the frequency dispersion feature;
2) the wavelength difference of auspicious Leibo, the degree of depth of passing are also different;
3) physico-mechanical properties of the spread speed of auspicious Leibo and medium is closely related.
Studies show that the energy of auspicious Leibo accounts for about 67% of seismic energy entirely, and mainly concentrate in the scope of the next wavelength in the face of land, and spread speed is representing the The mean propagation velocity of medium vibrations in half wavelength (￡ r/2) scope.The MTD of auspicious Leibo is half-wavelength, and the pass of wavelength and speed and frequency is: ￡ r=Vr/fr, and in the formula: Vr is the spread speed of auspicious Leibo, and fr is frequency, and ￡ r is wavelength.When speed was constant, frequency was more low, and then MTD is just more big.
The utility model constitutes the auspicious Leibo detection system that the compacting of embankment earth-rock mixture is constructed by dynamic tester and auspicious Leibo detector, has simplified trace routine, improves accuracy in detection, for embankment earth-rock mixture compacting construction provides assurance.
Description of drawings
Fig. 1 is the schematic diagram of the auspicious Leibo detection system of the utility model embankment earth-rock mixture compacting construction;
Fig. 2 is the schematic diagram of the utility model another program.
Wherein:
The demonstration of 1-signal and storage element, 2-signal gathering unit, 3-data processing unit, 4-signal analysis unit, 5-wave detector, 6-dynamic tester, 7-auspicious Leibo, 8-Control System of Microcomputer, 9-filter amplifier, 10-electronic commutator, 11-A/D converter module, 12-logic controller.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is elaborated.
. the auspicious Leibo detection system of the utility model embankment earth-rock mixture compacting construction, as shown in Figure 1, formed by dynamic tester 6 and auspicious Leibo detector.Auspicious Leibo detector comprises that signal shows and storage element 1, signal gathering unit 2, data processing unit 3, signal analysis unit 4 and wave detector 5, wave detector is connected with the signal gathering unit circuit, and signal gathering unit shows with signal analysis unit, data processing unit and signal successively and is connected with the storage element circuit.Dynamic tester is CR-1G type engineering geology dynamic tester.The energy of ramming of embankment earth-rock mixture compacting construction is 1000KN.m.
What auspicious Leibo dispersion curve directly reflected forced ramming reinforcing foundation influences the degree of depth and reinforcement depth, normally carries out the auspicious Leibo of transient state method, by test fast on a large scale, grasps the strong degree of depth of ramming situation, uniformity and the forced ramming reinforcing of effect, influences depth bounds.
Another embodiment of the present utility model as shown in Figure 2, auspicious Leibo detector is provided with signal and shows and storage element 1, signal analysis unit 4, wave detector 5, dynamic tester 6, Control System of Microcomputer 8, filter amplifier 9, electronic commutator 10, A/D converter module 11 and logic controller 12.Control System of Microcomputer shows with signal respectively and is connected with signal analysis unit 4 circuit with storage element 1 that logic controller is connected with electronic commutator, A/D converter module and filter amplifier circuit respectively.Wave detector is connected with the electronic commutator circuit by filter amplifier, and electronic commutator shows with A/D converter module, signal analysis unit and signal successively and is connected with the storage element circuit.
Claims (3)
1. an embankment earth-rock mixture is tamped the auspicious Leibo detection system of construction, be made up of dynamic tester (6) and auspicious Leibo detector, it is characterized in that: described auspicious Leibo detector comprises that signal shows and storage element (1), signal gathering unit (2), data processing unit (3), signal analysis unit (4) and wave detector (5); Described wave detector is connected with the signal gathering unit circuit, and signal gathering unit shows with signal analysis unit, data processing unit and signal successively and is connected with the storage element circuit.
2. embankment earth-rock mixture according to claim 1 is tamped the auspicious Leibo detection system of construction, it is characterized in that: the energy of ramming that described embankment earth-rock mixture rams is 2000KN.m or 1000KN.m.
3. embankment earth-rock mixture according to claim 1 is tamped the auspicious Leibo detection system of construction, it is characterized in that: described auspicious Leibo detector also is provided with Control System of Microcomputer (8), filter amplifier (9), electronic commutator (10), A/D converter module (11) and logic controller (12), described Control System of Microcomputer shows with signal respectively and is connected with signal analysis unit (4) circuit with storage element (1) that described logic controller is connected with electronic commutator, A/D converter module and filter amplifier circuit respectively; Described wave detector is connected with the electronic commutator circuit by filter amplifier, and electronic commutator shows with A/D converter module, signal analysis unit and signal successively and is connected with the storage element circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320254696 CN203160224U (en) | 2013-05-13 | 2013-05-13 | Rayleigh wave detecting system for embankment earth-rock filled tamping construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320254696 CN203160224U (en) | 2013-05-13 | 2013-05-13 | Rayleigh wave detecting system for embankment earth-rock filled tamping construction |
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| CN203160224U true CN203160224U (en) | 2013-08-28 |
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| CN 201320254696 Expired - Lifetime CN203160224U (en) | 2013-05-13 | 2013-05-13 | Rayleigh wave detecting system for embankment earth-rock filled tamping construction |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103487825A (en) * | 2013-09-30 | 2014-01-01 | 雷文太 | Rayleigh-wave automatic detection device for defects of operational highway subgrade |
| CN103510503A (en) * | 2013-09-30 | 2014-01-15 | 中国地质大学（北京） | Method for monitoring rammed point soil stabilization state vibration in real time |
| CN103526736A (en) * | 2013-09-30 | 2014-01-22 | 河北省水利工程局 | Foundation dynamic compaction strengthening quality three-dimensional continuous detection method |
| CN104711965A (en) * | 2015-03-23 | 2015-06-17 | 中冶集团武汉勘察研究院有限公司 | Method for dividing density degrees of gravelly soil foundations through surface-wave inversion shear wave velocities |
| CN115262516A (en) * | 2022-07-29 | 2022-11-01 | 山东省路桥集团有限公司 | Rapid large-range soil-rock mixed filling roadbed settlement measuring method |
-
2013
- 2013-05-13 CN CN 201320254696 patent/CN203160224U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103487825A (en) * | 2013-09-30 | 2014-01-01 | 雷文太 | Rayleigh-wave automatic detection device for defects of operational highway subgrade |
| CN103510503A (en) * | 2013-09-30 | 2014-01-15 | 中国地质大学（北京） | Method for monitoring rammed point soil stabilization state vibration in real time |
| CN103526736A (en) * | 2013-09-30 | 2014-01-22 | 河北省水利工程局 | Foundation dynamic compaction strengthening quality three-dimensional continuous detection method |
| CN103487825B (en) * | 2013-09-30 | 2016-08-24 | 雷文太 | The express highway roadbed disease Rayleigh waves automatic detection device of a kind of operation |
| CN104711965A (en) * | 2015-03-23 | 2015-06-17 | 中冶集团武汉勘察研究院有限公司 | Method for dividing density degrees of gravelly soil foundations through surface-wave inversion shear wave velocities |
| CN104711965B (en) * | 2015-03-23 | 2016-07-27 | 中冶集团武汉勘察研究院有限公司 | A kind of Surface wave inversion shear wave velocity divides the method for foundation of gravelly soil degree of compaction |
| CN115262516A (en) * | 2022-07-29 | 2022-11-01 | 山东省路桥集团有限公司 | Rapid large-range soil-rock mixed filling roadbed settlement measuring method |
| CN115262516B (en) * | 2022-07-29 | 2023-12-19 | 山东省路桥集团有限公司 | Quick large-scale soil-stone mixed filling roadbed settlement measurement method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 074000 No. 69 Shiji East Road, Gaobeidian City, Baoding, Hebei. Patentee after: Huitong Construction Group Co.,Ltd. Address before: 074099, No. 69 century East Road, Baoding, Hebei, Gaobeidian Patentee before: HUITONG ROAD AND BRIDGE CONSTRUCTION GROUP Co.,Ltd. |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130828 |