CN205157496U - Tunnel basement detecting system - Google Patents
Tunnel basement detecting system Download PDFInfo
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- CN205157496U CN205157496U CN201520973700.9U CN201520973700U CN205157496U CN 205157496 U CN205157496 U CN 205157496U CN 201520973700 U CN201520973700 U CN 201520973700U CN 205157496 U CN205157496 U CN 205157496U
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- 238000001514 detection method Methods 0.000 claims abstract description 38
- 201000010099 disease Diseases 0.000 claims abstract description 26
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 claims abstract description 26
- 238000000034 method Methods 0.000 description 4
- 238000007689 inspection Methods 0.000 description 3
- 239000002689 soil Substances 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 238000013467 fragmentation Methods 0.000 description 2
- 238000006062 fragmentation reaction Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Geophysics And Detection Of Objects (AREA)
Abstract
The utility model relates to a tunnel detection area discloses a tunnel basement detecting system. Wherein, this detecting system includes: detection device is used for detecting the thickness of each layer of tunnel basement, and analytical equipment, with detection device connects for carry out the comparison with the thickness of each layer that detect respectively with the standard thickness that each layer corresponds, and exist in each layer that detects under the condition that thickness is less than its standard thickness's who corresponds layer, confirm there is the disease in the layer that thickness is less than its standard thickness who corresponds in the tunnel basement. Through using the utility model discloses foretell tunnel basement detecting system can fast, accurately discover disease and disease position that the tunnel basement exists.
Description
Technical field
The utility model relates to Tunnel testing field, particularly, relates to a kind of Tunnel Base detection system.
Background technology
Heavy haul railway tunnel is mostly ballast bed, and the substrate cracking initial stage is not easily found, be usually all when crack feed through to ditch, side or rise soil, track deformation is just found when affecting train passage.The increase heavy along with axle and the raising of traffic density, dynamic load intensity suffered by heavy haul railway Tunnel Base structure and fatigue effect strengthen, add that tunnel is in complicated geology, the hydrology and all kinds of salt corrosion environment, add the occurrence probability of heavy haul railway tunnel structure system disease, there is substrate cracking, breakage, sink in a lot of tunnel bottom, squeeze and phenomenon of rising soil outside both sides, particularly existing disease place, tunnel, dynamic stress strengthens and causes disease to increase the weight of, and then cause track condition to worsen, affect the long-term operation security of train.Therefore, how the Reliability Assurance that underlying structure information is safety Analysis and disease Gernral Check-up is accurately grasped.
Heavy haul railway underlying structure adopts outside geological radar method, dynamic (quiet) power feeler inspection and sonic method usually in detecting, the multiple detection meanss such as also available soil test, Impact echo, multispectral analysis method, infrared pick-up inspection.To the change of lining cutting or underlying structure defect, exception and lining cutting and host rock environment, also need adopt probing and get the damage testing such as core to verify and check.But above-mentioned detection method is comparatively complicated, and accuracy is lower.
Utility model content
The purpose of this utility model is to provide a kind of Tunnel Base detection system, to solve above-mentioned the problems of the prior art.
To achieve these goals, the utility model provides a kind of Tunnel Base detection system, and wherein, this detection system comprises: pick-up unit, for detecting the thickness of each layer of described Tunnel Base; And analytical equipment, be connected with described pick-up unit, for standard thickness corresponding with each layer for the thickness of detected each layer is compared respectively, and in detected each layer, there is thickness when being less than the layer of the standard thickness of its correspondence, determine that the layer that thickness in described Tunnel Base is less than the standard thickness of its correspondence exists disease.
Preferably, described pick-up unit is ground roll instrument.
Preferably, described ground roll instrument comprises vibrator, wave detector and oscillograph.
Preferably, this detection system also comprises display device, for showing the thickness of the detected each layer of described Tunnel Base and the standard thickness of described each layer correspondence.
Preferably, this detection system also comprises supply unit, for powering for described pick-up unit, described analytical equipment and display device.
Pass through technique scheme, need to the state of Tunnel Base carry out detection judge time, pick-up unit in the Tunnel Base detection system that the utility model can be utilized above-mentioned detects the thickness of each layer of described Tunnel Base, analytical equipment can be utilized to be compared respectively by standard thickness corresponding with each layer for the thickness of detected each layer, and in detected each layer, there is thickness when being less than the layer of the standard thickness of its correspondence, determine that the layer that thickness in described Tunnel Base is less than the standard thickness of its correspondence exists disease.Thus, the disease existing for Tunnel Base and disease position can be found quickly and accurately.
Other features and advantages of the utility model are described in detail in embodiment part subsequently.
Accompanying drawing explanation
Accompanying drawing is used to provide further understanding of the present utility model, and forms a part for instructions, is used from explanation the utility model, but does not form restriction of the present utility model with embodiment one below.In the accompanying drawings:
Fig. 1 is the block scheme of the Tunnel Base detection system according to a kind of embodiment of the utility model; And
Fig. 2 is the block scheme of the Tunnel Base detection system according to the another kind of embodiment of the utility model.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in detail.Should be understood that, embodiment described herein, only for instruction and explanation of the utility model, is not limited to the utility model.
Fig. 1 is the block scheme of the Tunnel Base detection system according to a kind of embodiment of the utility model.
As shown in Figure 1, the Tunnel Base detection system that a kind of embodiment of the utility model provides comprises: pick-up unit 10, for detecting the thickness of each layer of described Tunnel Base; And analytical equipment 20, be connected with described pick-up unit 10, for standard thickness corresponding with each layer for the thickness of detected each layer is compared respectively, and in detected each layer, there is thickness when being less than the layer of the standard thickness of its correspondence, determine that the layer that thickness in described Tunnel Base is less than the standard thickness of its correspondence exists disease.
Need to the state of Tunnel Base carry out detection judge time, the thickness of each layer of described Tunnel Base can be detected by the pick-up unit in the Tunnel Base detection system that utilizes the utility model above-mentioned, analytical equipment can be utilized to be compared respectively by standard thickness corresponding with each layer for the thickness of detected each layer, and in detected each layer, there is thickness when being less than the layer of the standard thickness of its correspondence, determine that the layer that thickness in described Tunnel Base is less than the standard thickness of its correspondence exists disease.Thus, the disease existing for Tunnel Base and disease position can be found quickly and accurately.
Wherein, the standard thickness corresponding to each layer can be stored in advance in the storer of Tunnel Base detection system.When having delimited sensing range, by the detection system that the utility model is above-mentioned, the disease distribution situation in this sensing range can be determined.Further, owing to checking the thickness of different layers and analyze, thus specifically can determine which layer exists disease, that is, accurately judge disease position.
Such as, Tunnel Base generally includes ballast covering and concrete layer.When the thickness of ballast covering is less than the standard thickness of its correspondence, can determine that ballast covering exists disease (such as ballast covering fragmentation, rhegma etc.); When the thickness of concrete layer is less than the standard thickness of its correspondence, can determine that concrete layer exists disease (such as concrete layer fragmentation, rhegma etc.).
According to a kind of embodiment of the utility model, described pick-up unit 10 can be ground roll instrument.Described ground roll instrument can comprise vibrator, wave detector and oscillograph.
Wherein, can demarcate (such as to ground roll instrument before execution detects, correction can be carried out according to the concrete state (intensity, elastic modulus etc.) of the substrate in detected tunnel to ground roll instrument to demarcate), with the underlying structure enabling ground roll instrument adapt to detected tunnel.
Concrete scaling method can adopt existing mode in prior art, and the utility model does not limit this.
Described ground roll instrument 10 can produce pulse action by vibrator at shot point, thus inspires the ground roll of certain frequency bandwidth in media as well, and then can utilize the propagation characteristic of ground roll of different wave length, obtains the thickness of Tunnel Base layers.
Fig. 2 is the block scheme of the Tunnel Base detection system according to the another kind of embodiment of the utility model.
As shown in Figure 2, be with the difference of the Tunnel Base detection system shown in Fig. 1, this detection system can also comprise display device 30, for showing the thickness of the detected each layer of described Tunnel Base and the standard thickness of described each layer correspondence.
Thus, data display intuitively can be provided, so that the judgement of the type of follow-up Disease in Tunnel Base for technician.
Although display device 30 and analytical equipment 20 are separate parts in fig. 2, it will be appreciated by those skilled in the art that above-mentioned diagram is only exemplary, the utility model is not limited thereto.Such as, display device 30 and analytical equipment 20 also can integrate.
According to a kind of embodiment of the utility model, this detection system can also comprise supply unit 40, for powering for described pick-up unit 10, described analytical equipment 20 and display device 30.
Wherein said supply unit 40 can be 24 volts of direct supplys.
In this Tunnel Base detection system, the connection that can realize between above-mentioned all parts by wire.
In addition, this detection system can also comprise rig, for after judging the disease position in Tunnel Base, carries out boring prospecting and confirms, and then determine the type of disease to disease position.
This rig can adopt portable drill, and it comprises: knapsack, put-put, water system, drilling rod.By using above-mentioned portable drill, have the following advantages: carry easy, flexible operation, and undertaken getting core to determine Damage Types by rapid drilling.
Wherein, the selection of rig can be determined according to actual conditions, and above-mentioned example is only schematic, is not intended to limit the utility model.
As can be seen from above-mentioned embodiment, the Tunnel Base detection system that the utility model provides can not only realize the quick and precisely judgement of disease position, the judgement of Damage Types can also be realized, improve the efficiency of Defect inspection work, and then ensure that traffic safety.Further, this detection system structure is simple, and low being easy to of cost realizes.
Below preferred implementation of the present utility model is described by reference to the accompanying drawings in detail; but; the utility model is not limited to the detail in above-mentioned embodiment; within the scope of technical conceive of the present utility model; can carry out multiple simple variant to the technical solution of the utility model, these simple variant all belong to protection domain of the present utility model.
It should be noted that in addition, each the concrete technical characteristic described in above-mentioned embodiment, in reconcilable situation, can be combined by any suitable mode.In order to avoid unnecessary repetition, the utility model illustrates no longer separately to various possible array mode.
In addition, also can carry out combination in any between various different embodiment of the present utility model, as long as it is without prejudice to thought of the present utility model, it should be considered as content disclosed in the utility model equally.
Claims (5)
1. a Tunnel Base detection system, is characterized in that, this detection system comprises:
Pick-up unit, for detecting the thickness of each layer of described Tunnel Base; And
Analytical equipment, be connected with described pick-up unit, for standard thickness corresponding with each layer for the thickness of detected each layer is compared respectively, and in detected each layer, there is thickness when being less than the layer of the standard thickness of its correspondence, determine that the layer that thickness in described Tunnel Base is less than the standard thickness of its correspondence exists disease.
2. detection system according to claim 1, is characterized in that, described pick-up unit is ground roll instrument.
3. detection system according to claim 2, is characterized in that, described ground roll instrument comprises vibrator, wave detector and oscillograph.
4. the detection system according to any one of claim 1-3, is characterized in that, this detection system also comprises display device, for showing the thickness of the detected each layer of described Tunnel Base and the standard thickness of described each layer correspondence.
5. detection system according to claim 4, is characterized in that, this detection system also comprises supply unit, for powering for described pick-up unit, described analytical equipment and display device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520973700.9U CN205157496U (en) | 2015-11-30 | 2015-11-30 | Tunnel basement detecting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520973700.9U CN205157496U (en) | 2015-11-30 | 2015-11-30 | Tunnel basement detecting system |
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| Publication Number | Publication Date |
|---|---|
| CN205157496U true CN205157496U (en) | 2016-04-13 |
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| CN201520973700.9U Active CN205157496U (en) | 2015-11-30 | 2015-11-30 | Tunnel basement detecting system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106959338A (en) * | 2017-03-10 | 2017-07-18 | 西南交通大学 | A kind of dynamic response analogue means of multi-level underground space structure and country rock |
| CN109580779A (en) * | 2018-12-12 | 2019-04-05 | 山东大学 | The full-automatic real-time system for monitoring and pre-warning of inverted arch structure and method |
-
2015
- 2015-11-30 CN CN201520973700.9U patent/CN205157496U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106959338A (en) * | 2017-03-10 | 2017-07-18 | 西南交通大学 | A kind of dynamic response analogue means of multi-level underground space structure and country rock |
| CN109580779A (en) * | 2018-12-12 | 2019-04-05 | 山东大学 | The full-automatic real-time system for monitoring and pre-warning of inverted arch structure and method |
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