CN102535425A - Detector for compaction quality of roadbed slope - Google Patents
Detector for compaction quality of roadbed slope Download PDFInfo
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- CN102535425A CN102535425A CN201210063679XA CN201210063679A CN102535425A CN 102535425 A CN102535425 A CN 102535425A CN 201210063679X A CN201210063679X A CN 201210063679XA CN 201210063679 A CN201210063679 A CN 201210063679A CN 102535425 A CN102535425 A CN 102535425A
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- compaction quality
- side slope
- probe
- depth measurement
- measurement device
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Abstract
The invention discloses a detector for the compaction quality of a roadbed slope, comprising a loading device, a bearing device, a depth measurement device and an electronic test device, wherein the loading device comprises a guide rod, a hanger device is arranged at the upper end of the guide rod and a drop hammer is sleeved on the guide rod; the bearing device comprises a detecting rod; a shaft coupler is arranged at the upper end of the detecting rod and a probe is arranged at the lower end of the detecting rod; the shaft coupler is connected with the lower end of the guide rod; the depth measurement device is internally provided with a pull rope type displacement sensor; a horizontal adjusting device is arranged at the lower part of the depth measurement device and a guide frame is arranged on the side face of the depth measurement device; the detecting rod is inserted into the guide frame and one side of the shaft coupler is connected with the pull rope type displacement sensor; and the electronic test device is electrically connected with the depth measurement device. The detector provided by the invention can be used for detecting the compaction quality of the roadbed slope and has the advantages of convenience for use, simplicity in operation, fast detection speed, accurate and objective data and capability of automatically storing and printing detected results; and the detector is applicable to the compaction quality detection of the roadbed slopes with different gradients.
Description
Technical field
The present invention relates to a kind of checkout equipment, relate in particular to a kind of equipment-roadbed side slope compaction quality detector that roadbed side slope construction compaction quality is used that detects.
Background is draped over one's shoulders art
Be the assurance subgrade stability, the domatic side slope of making in the roadbed both sides of crying with certain slope, roadbed side slope mainly is that roadbed is played protective action, if the compaction of side slope is not enough, then possibly causes the roadbed landslide, peel off and avalanche.The correlation study data of existing roadbed shows; Many diseases of roadbed are to be caused by roadbed side slope; Like curb sinking, slope failure etc.; It is also outstanding day by day to fill out the stable problem that deep-cuts roadbed side slope with height in stylish high-speed railway and the Line for Passenger Transportation construction project, can find out it is that existing line or ew line roadbed side slope quality problems all need to be resolved hurrily.
At present, roadbed side slope adopts Densification machine for side slope to roll or be employed in subgrade cross section both sides extra-fill 50cm, fills to accomplish the back and brush the slope and form.This method can increase the stability of side slope to a certain extent, but this can not fundamentally solve the problem of subgrade compaction quality, because have the problem that can't quantize for the situation of roadbed side slope compaction quality, can't confirm the compacting situation that side slope is real.
In the prior art, for the detection of roadbed side slope compaction quality, because its detection position is on the slope, present subgrade compaction quality testing instrument and detection method all are not suitable for the detection of roadbed side slope compaction quality or operating difficulties is difficult for realizing.
Summary of the invention
The purpose of this invention is to provide a kind of roadbed side slope compaction quality detector easy to use, simple to operate.
The objective of the invention is to realize through following technical scheme:
Roadbed side slope compaction quality detector of the present invention comprises charger, bogey, depth measurement device and electronic test equipment;
Said charger comprises guide peg, and the upper end of said guide peg is provided with hooking device, is with on the said guide peg and drops hammer;
Said bogey comprises feeler lever, and the upper end of said feeler lever is provided with shaft coupling, the lower end is provided with probe, and said shaft coupling is connected with the lower end of said guide peg;
The inside of said depth measurement device is equipped with that draw-wire displacement sensor, bottom are provided with level(l)ing device, the side is provided with leading truck, and said feeler lever is inserted in the said leading truck, and a side of said shaft coupling is connected with draw-wire displacement sensor;
Said electronic measuring device is electrically connected with said depth measurement device.
Technical scheme by the invention described above provides can be found out; Roadbed side slope compaction quality detector provided by the invention; Owing to comprise charger, bogey, depth measurement device and electronic test equipment; Can detect roadbed slope compaction quality, that this tester has is easy to use, simple to operate, detection speed is fast, data are accurately objective, testing result can store automatically and print and be applicable to the advantage that the roadbed side slope compaction quality of different gradient detects.
Description of drawings
The structural representation of the roadbed side slope compaction quality detector that Fig. 1 provides for the embodiment of the invention.
Among the figure: 1, hooking device, 2, drop hammer, 3, guide peg, 4, shaft coupling, 5, feeler lever, 6, leading truck, 7, probe, 8, electronic test equipment, 9, draw-wire displacement sensor, 10, depth measurement device, 11, level(l)ing device, 12, roadbed side slope.
The specific embodiment
To combine accompanying drawing that the embodiment of the invention is done to describe in detail further below.
Roadbed side slope compaction quality detector of the present invention, its preferable specific embodiment is:
Comprise charger, bogey, depth measurement device and electronic test equipment;
Said charger comprises guide peg, and the upper end of said guide peg is provided with hooking device, is with on the said guide peg and drops hammer;
Said bogey comprises feeler lever, and the upper end of said feeler lever is provided with shaft coupling, the lower end is provided with probe, and said shaft coupling is connected with the lower end of said guide peg;
The inside of said depth measurement device is equipped with that draw-wire displacement sensor, bottom are provided with level(l)ing device, the side is provided with leading truck, and said feeler lever is inserted in the said leading truck, and a side of said shaft coupling is connected with draw-wire displacement sensor;
Said electronic measuring device is electrically connected with said depth measurement device.
Said feeler lever can be the dismountable structure of more piece, also can be a joint.
Said probe can be conical probe or cylinder injection bar probe, and the diameter of injection bar probe is 5cm.
Said electronic test equipment comprises testing cassete, panel, and said testing cassete side is provided with printer interface and charging socket, and said panel is provided with LCDs, button etc.
Said LCDs can show data such as Evd value that depth of penetration, probe penetration resistance, depth of penetration curve and the said electronic test equipment of each hammering calculate, K30 value.
Roadbed side slope compaction quality detector of the present invention; Can detect roadbed slope compaction quality, that this tester has is easy to use, simple to operate, detection speed is fast, data are accurately objective, testing result can store automatically and print and be applicable to the advantage that the roadbed side slope compaction quality of different gradient detects.
Concrete beneficial effect can be summarized as following four aspects:
1, adopted the fixed energies load mode, need not detect loaded energy and need not counterforce device;
2, through being installed in the draw-wire displacement sensor in the depth measurement device, can accurately record injection amount and total injection amount after each hammering, this method is suitable for roadbed side slope and detects;
3, roadbed side slope compaction quality detector is provided with level(l)ing device, can be suitable for the roadbed side slope of plane and different gradient;
4, electronic test equipment is calculated testing result automatically, can show depth of penetration, probe penetration resistance, the depth of penetration curve of each hammering and can convert the result into Evd or the demonstration of K30 value according to the dependency relation formula.
Specific embodiment:
As shown in Figure 1, comprise charger, bogey, depth measurement device and electronic test equipment.
Said charger comprises hooking device 1, drop hammer 2, guide peg 3.Stablize for the impact force that guarantees to be applied at every turn, said each height of drop that drops hammer should remain unchanged.
Said bogey is followed successively by shaft coupling 4, feeler lever 5 from top to bottom and pops one's head in 7.The top of shaft coupling 4 is connected with guide peg 3, and feeler lever 5 can be installed in the bottom, and a side is connected with draw-wire displacement sensor 9.Feeler lever 5 is dismountable structure, can increase feeler lever 5 length according to actual MTD.Feeler lever 5 bottoms are connected with dismountable probe 7, and probe 7 can have two kinds of different forms, is respectively the cylinder injection bar of conical probe or diameter 5cm, and the probe that can choose different-diameter according to different soil properties when adopting conical probe is tested.
Draw-wire displacement sensor 9 is equipped with in said depth measurement device 10 inside, is used to detect depth of penetration, and the bottom is provided with level(l)ing device 11, can when different gradient, depth measurement device 10 be adjusted to level.The depth measurement device side has leading truck 6, during test feeler lever 5 is inserted in the leading truck 6, guarantees that feeler lever 5 is with the injection of vertical-horizontal direction.
Said electronic measuring device 8 is connected with depth measurement device 10 through cable, is used for image data and result treatment, can show depth of penetration, probe penetration resistance, depth of penetration curve and the Evd value that calculates according to dependency relation, the K30 value of each hammering.
The operating principle of specific embodiment is:
Dropping hammer of charger 2 impacted bogey from the vertical free-falling of certain altitude, make the feeler lever 5 of bogey and the 7 injection soil of popping one's head in, the displacement that has produced vertical direction simultaneously.This shift value is recorded by the draw-wire displacement sensor 9 that is installed in the depth measurement device 10; Draw-wire displacement sensor 9 passes to electronic test equipment 8 through cable with signal; After A/D converter in electronic measuring device 8 (A/D), data processor are handled; Final result is shown (depth of penetration of each hammering, probe penetration resistance, depth of penetration curve and the Evd value that calculates according to dependency relation, K30 value) in LCDs, simultaneously printable this result.
Roadbed side slope compaction quality detector calculates the slope compaction quality index through detecting after each hammering the injection amount of the soil body, is applicable to that no binder roadbed detects, and maximum depth of penetration can reach 1m.
The above; Be merely the preferable specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, any technician who is familiar with the present technique field is in the technical scope that the present invention discloses; The variation that can expect easily or replacement all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of claims.
Claims (6)
1. a roadbed side slope compaction quality detector is characterized in that, comprises charger, bogey, depth measurement device and electronic test equipment;
Said charger comprises guide peg, and the upper end of said guide peg is provided with hooking device, is with on the said guide peg and drops hammer;
Said bogey comprises feeler lever, and the upper end of said feeler lever is provided with shaft coupling, the lower end is provided with probe, and said shaft coupling is connected with the lower end of said guide peg;
The inside of said depth measurement device is equipped with that draw-wire displacement sensor, bottom are provided with level(l)ing device, the side is provided with leading truck, and said feeler lever is inserted in the said leading truck, and a side of said shaft coupling is connected with draw-wire displacement sensor;
Said electronic measuring device is electrically connected with said depth measurement device.
2. roadbed side slope compaction quality detector according to claim 1 is characterized in that, said feeler lever is the dismountable structure of more piece.
3. roadbed side slope compaction quality detector according to claim 2 is characterized in that, said probe is conical probe or cylinder injection bar probe.
4. roadbed side slope compaction quality detector according to claim 3 is characterized in that, the diameter of said cylinder injection bar probe is 5cm.
5. according to each described roadbed side slope compaction quality detector of claim 1 to 4; It is characterized in that; Said electronic test equipment comprises testing cassete, panel, and said testing cassete side is provided with printer interface and charging socket, and said panel is provided with LCDs, button.
6. according to each described roadbed side slope compaction quality detector of claim 1 to 4; It is characterized in that said LCDs can show Evd value, the K30 value that depth of penetration, probe penetration resistance, depth of penetration curve and the said electronic test equipment of each hammering calculate.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210063679.XA CN102535425B (en) | 2012-03-12 | 2012-03-12 | Detector for compaction quality of roadbed slope |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210063679.XA CN102535425B (en) | 2012-03-12 | 2012-03-12 | Detector for compaction quality of roadbed slope |
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| CN102535425A true CN102535425A (en) | 2012-07-04 |
| CN102535425B CN102535425B (en) | 2014-08-06 |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103592428A (en) * | 2013-11-07 | 2014-02-19 | 长安大学 | Device and method for detecting road surface compaction effect |
| CN104372781A (en) * | 2014-09-12 | 2015-02-25 | 中国神华能源股份有限公司 | Railroad subgrade bed quality measurement device and method |
| CN105155501A (en) * | 2015-08-21 | 2015-12-16 | 中南大学 | Handheld type roadbed bevel compactness measuring instrument |
| CN105203401A (en) * | 2015-10-16 | 2015-12-30 | 中铁第五勘察设计院集团有限公司 | Rapid plate load testing instrument |
| CN107132125A (en) * | 2017-05-19 | 2017-09-05 | 铜陵长江金刚石工具有限责任公司 | A kind of slope pavement load test instrument |
| CN107917874A (en) * | 2017-12-29 | 2018-04-17 | 中铁第五勘察设计院集团有限公司 | Retaining wall bankets dense state detection device and method behind |
| CN110208136A (en) * | 2019-06-01 | 2019-09-06 | 重庆工商大学融智学院 | A kind of building system in Ecological Environmental Data library |
| CN110207627A (en) * | 2019-05-20 | 2019-09-06 | 中国农业大学 | A kind of agricultural land soil compacting layer depth judgment method based on trend test |
| CN110286210A (en) * | 2019-06-01 | 2019-09-27 | 重庆工商大学融智学院 | Landslide disaster prediction technique based on spatial data |
| CN111198143A (en) * | 2020-01-09 | 2020-05-26 | 大连理工大学 | Electric control type penetrometer for measuring hardness of accumulated snow |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2288416Y (en) * | 1996-07-26 | 1998-08-19 | 顾炳其 | Fast measurer for roadbed compactedness |
| CN2413279Y (en) * | 2000-03-23 | 2001-01-03 | 铁道部科学研究院铁道建筑研究所 | Drop hammer type roadbed stiffness tester |
| FR2817344B1 (en) * | 2000-11-28 | 2003-05-09 | Sol Solution | DYNAMIC PENETROMETER WITH VARIABLE ENERGY |
| CN200941086Y (en) * | 2006-08-08 | 2007-08-29 | 铁道第五勘察设计院 | Deformed modulus E tester |
| CN101368933A (en) * | 2008-05-30 | 2009-02-18 | 重庆交通大学 | Compactness test method and compactness tester based on the same |
| CN201443081U (en) * | 2009-05-05 | 2010-04-28 | 沈阳市建科仪器研究所 | Instrument for detecting bearing capacity and fill compactness of foundation soil on site |
| CN202500124U (en) * | 2012-03-12 | 2012-10-24 | 中铁第五勘察设计院集团有限公司 | Roadbed side slope compacting quality detector |
-
2012
- 2012-03-12 CN CN201210063679.XA patent/CN102535425B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2288416Y (en) * | 1996-07-26 | 1998-08-19 | 顾炳其 | Fast measurer for roadbed compactedness |
| CN2413279Y (en) * | 2000-03-23 | 2001-01-03 | 铁道部科学研究院铁道建筑研究所 | Drop hammer type roadbed stiffness tester |
| FR2817344B1 (en) * | 2000-11-28 | 2003-05-09 | Sol Solution | DYNAMIC PENETROMETER WITH VARIABLE ENERGY |
| CN200941086Y (en) * | 2006-08-08 | 2007-08-29 | 铁道第五勘察设计院 | Deformed modulus E tester |
| CN101368933A (en) * | 2008-05-30 | 2009-02-18 | 重庆交通大学 | Compactness test method and compactness tester based on the same |
| CN201443081U (en) * | 2009-05-05 | 2010-04-28 | 沈阳市建科仪器研究所 | Instrument for detecting bearing capacity and fill compactness of foundation soil on site |
| CN202500124U (en) * | 2012-03-12 | 2012-10-24 | 中铁第五勘察设计院集团有限公司 | Roadbed side slope compacting quality detector |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103592428B (en) * | 2013-11-07 | 2015-08-19 | 长安大学 | A kind of apparatus and method detecting road surface compaction effect |
| CN103592428A (en) * | 2013-11-07 | 2014-02-19 | 长安大学 | Device and method for detecting road surface compaction effect |
| CN104372781A (en) * | 2014-09-12 | 2015-02-25 | 中国神华能源股份有限公司 | Railroad subgrade bed quality measurement device and method |
| CN105155501A (en) * | 2015-08-21 | 2015-12-16 | 中南大学 | Handheld type roadbed bevel compactness measuring instrument |
| CN105203401A (en) * | 2015-10-16 | 2015-12-30 | 中铁第五勘察设计院集团有限公司 | Rapid plate load testing instrument |
| CN107132125B (en) * | 2017-05-19 | 2024-04-19 | 铜陵长江金刚石工具股份有限公司 | Slope road surface load tester |
| CN107132125A (en) * | 2017-05-19 | 2017-09-05 | 铜陵长江金刚石工具有限责任公司 | A kind of slope pavement load test instrument |
| CN107917874A (en) * | 2017-12-29 | 2018-04-17 | 中铁第五勘察设计院集团有限公司 | Retaining wall bankets dense state detection device and method behind |
| CN110207627A (en) * | 2019-05-20 | 2019-09-06 | 中国农业大学 | A kind of agricultural land soil compacting layer depth judgment method based on trend test |
| CN110286210A (en) * | 2019-06-01 | 2019-09-27 | 重庆工商大学融智学院 | Landslide disaster prediction technique based on spatial data |
| CN110208136B (en) * | 2019-06-01 | 2022-03-29 | 重庆工商大学融智学院 | Construction system of ecological environment database |
| CN110208136A (en) * | 2019-06-01 | 2019-09-06 | 重庆工商大学融智学院 | A kind of building system in Ecological Environmental Data library |
| CN111198143A (en) * | 2020-01-09 | 2020-05-26 | 大连理工大学 | Electric control type penetrometer for measuring hardness of accumulated snow |
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| CN102535425B (en) | 2014-08-06 |
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