CN203672726U - Field rock mass shear experiment device - Google Patents
Field rock mass shear experiment device Download PDFInfo
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- CN203672726U CN203672726U CN201420023558.7U CN201420023558U CN203672726U CN 203672726 U CN203672726 U CN 203672726U CN 201420023558 U CN201420023558 U CN 201420023558U CN 203672726 U CN203672726 U CN 203672726U
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- steel plate
- dial gauge
- wire rope
- lifting jack
- power transmission
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Abstract
The utility model relates to a field rock mass shear experiment device. According to the device, four anchor rods (18) are hit into bedrock around an experimental platform and filled with a filling anchoring agent (19), steel wire rope tying rings (16) are welded at upper parts of the anchor rods (18), steel wire ropes (15) are connected with the steel wire rope tying rings (16) through bolts, the steel wire ropes (15) penetrate through a grooved steel plate (9), a force-transmission steel plate (10) is fixed with the grooved steel plate (9) and closely contacted with a vertical hydraulic jack (11), and a vertical load is exerted in such a manner that a layer of roller row (3) is sandwiched between two force-transmission steel plates (12); a vertical dial gage (2) is installed on the force-transmission steel plate (12) on the upper layer to read vertical displacement; and a horizontal hydraulic jack (6) exerts a transverse load, and transverse displacement is read from a horizontal dial gage (14).
Description
Technical field
The utility model relates to a kind of Test in Situ shearing experiment device, uses oil pressure gauge reading, the dial gauge reading of lifting jack in this group device, calculates the Mechanics Parameters of Rock Mass when changing step by step to vertical load.
Background technology
At present, the method for carrying out rock mass shearing experiment has two kinds, and the one, rock mass sample is taken back to laboratory, carry out indoor shearing experiment; Another kind of carry out In-situ shear testing for classic method., having there is disturbance in various degree in collection, transportation kind in rock mass sample when the former records, has therefore caused with truth rock mass parameter and do not met; It is more accurate that the latter measures the parameter of rear acquisition, but need to carry a large amount of sandbags, and with sandbag weight simulation vertical load, workload wastes time and energy greatly, especially substantially cannot realize in mountain terrain.
Utility model content
Need the problem of a large amount of sandbags of preloading in order to overcome existing Test in Situ shearing experiment, the utility model provides a kind of novel vertical load load mode, and the method is not only easy to operate, and workload is little, and can obtain at the scene data more accurately.
The utility model solves the technical scheme that its technical matters adopts: a kind of Test in Situ shearing experiment device, it is characterized in that: comprise anchor pole (18), hydraulic jack, wire rope (15), coagulation scholar containment vessel (4) and dial gauge, described anchor pole (18) is divided into four, wire rope (15) is also divided into four, wire rope (15) with and anchor pole (18) end by four be ring (16) be connected; Hydraulic jack is divided into horizontal hydraulic pressure lifting jack (6) and vertical hydraulic lifting jack (11); Coagulation scholar containment vessel (4) is inner for being placed in the cavity of examination body (13), the top of coagulation scholar containment vessel (4) is trough of belt steel plate (9), wire rope (15) penetrates from trough of belt steel plate (9), the lower end fixing force transfer steel plate (10) of trough of belt steel plate (9), power transmission steel plate (10) and vertical hydraulic lifting jack (11) close contact; Row (3) is rolled in vertical hydraulic lifting jack (11) lower end power transmission steel plate (12) by two therebetween one decks is connected with the upper end of coagulation scholar containment vessel (4).
Described dial gauge is divided into vertically to dial gauge (2) and horizontal dial gauge (14), and install vertically to dial gauge (2) on the top of the power transmission steel plate (12) on upper strata; Horizontal dial gauge (14) is positioned over concrete protective shell (4) front.
Banket (5) are withstood at described horizontal hydraulic pressure lifting jack (6) rear portion, and power transmission steel plate (8) is withstood in front portion, and bottom is supported by bearing (7).
The beneficial effects of the utility model are, can carry out easily at the scene, practicable rock mass shearing experiment, have that to compare original field experiment work little, compare the feature that laboratory data error is little.
Brief description of the drawings
Fig. 1 is sectional structural map of the present utility model
In figure, 1-is tested pits, and 2-is perpendicular very to dial gauge, and 3-rolls row; 4-coagulation scholar containment vessel, 5-bankets, 6-horizontal hydraulic pressure lifting jack, 7-bearing; 8-power transmission steel plate, 9-trough of belt steel plate, 10-power transmission steel plate; 11-vertical hydraulic lifting jack, 12-power transmission steel plate, 13-tries body; 14-level is to dial gauge, 15-wire rope, and 16-is ring; reserved seam, 18-anchor pole, the 19-Anchor Agent sheared of 17-.
Embodiment
In the first embodiment shown in Fig. 1, a kind of Test in Situ shearing experiment device, it is characterized in that: first 4 anchor poles (18) are squeezed into basement rock in experiment porch surrounding, pour into filling Anchor Agent (19), at anchor pole (18) top welding wire rope system's ring (16), by wire rope (15) be ring (16) bolt, wire rope (15) penetrates from trough of belt steel plate (9), power transmission steel plate (10) is fixing with trough of belt steel plate (9), power transmission steel plate (10) and vertical hydraulic lifting jack (11) close contact, two blocks of power transmission steel plates (12) therebetween one deck rolls row (3), the upper installation vertically to dial gauge (2) of steel plate (12) on top.Examination body (13) skin is built in coagulation containment vessel (4).Banket (5) are withstood at horizontal hydraulic pressure lifting jack (6) rear portion, and power transmission steel plate (8) is withstood in front portion, and bottom is supported by bearing (7).Horizontal dial gauge (14) is positioned over concrete protective shell (4) front.
In the second embodiment shown in Fig. 1, the rock mass place shearing at needs, excavation is tested pits (1), makes 6 examination bodies, comprising 5 experiment examination bodies, 1 experiment examination body for subsequent use.Device top board is connected with four wire rope (15), and around test block to squeezing into four fixing anchor bars (18) bottom rock mass, by wire rope (15) with and four of anchor pole (18) ends be to encircle (16) to be connected.In the time that experiment is carried out, vertical hydraulic lifting jack (11) provides counter-force straight down to experiment rock mass, can give by power transmission steel plate (12) simultaneously, top steel plate is produced to a counter-force straight up, the stressed pulling force that is converted into steel wire cable by steel wire cable (15) of steel plate, what be connected with anchor pole (18) by steel wire cable (15) is ring (16) again, power is passed to the base portion of rock mass.Provide vertical load pressure F at vertical hydraulic lifting jack (11), by horizontal hydraulic pressure very heavy (6) top, experiment body is produced to horizontal force, carry out shearing experiment, read corresponding reading by the dial gauge of vertical direction and horizontal direction respectively.By the reading of two lifting jack and the reading of dial gauge, by the shearing of 5 test blocks, can calculate Mechanics Parameters of Rock Mass cohesive strength, angle of internal friction, elastic modulus, Poisson ratio.
Claims (3)
1. a Test in Situ shearing experiment device, it is characterized in that: comprise anchor pole (18), hydraulic jack, wire rope (15), coagulation scholar containment vessel (4) and dial gauge, described anchor pole (18) is divided into four, wire rope (15) is also divided into four, wire rope (15) with and anchor pole (18) end by four be ring (16) be connected; Hydraulic jack is divided into horizontal hydraulic pressure lifting jack (6) and vertical hydraulic lifting jack (11); Coagulation scholar containment vessel (4) is inner for being placed in the cavity of examination body (13), the top of coagulation scholar containment vessel (4) is trough of belt steel plate (9), wire rope (15) penetrates from trough of belt steel plate (9), the lower end fixing force transfer steel plate (10) of trough of belt steel plate (9), power transmission steel plate (10) and vertical hydraulic lifting jack (11) close contact; Row (3) is rolled in vertical hydraulic lifting jack (11) lower end power transmission steel plate (12) by two therebetween one decks is connected with the upper end of coagulation scholar containment vessel (4).
2. Test in Situ shearing experiment device according to claim 1, it is characterized in that: described dial gauge is divided into vertically to dial gauge (2) and horizontal dial gauge (14), and install vertically to dial gauge (2) on the top of the power transmission steel plate (12) on upper strata; Horizontal dial gauge (14) is positioned over concrete protective shell (4) front.
3. Test in Situ shearing experiment device according to claim 1, it is characterized in that: banket (5) are withstood at described horizontal hydraulic pressure lifting jack (6) rear portion, power transmission steel plate (8) is withstood in front portion, and bottom is supported by bearing (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420023558.7U CN203672726U (en) | 2014-01-14 | 2014-01-14 | Field rock mass shear experiment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420023558.7U CN203672726U (en) | 2014-01-14 | 2014-01-14 | Field rock mass shear experiment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203672726U true CN203672726U (en) | 2014-06-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420023558.7U Expired - Fee Related CN203672726U (en) | 2014-01-14 | 2014-01-14 | Field rock mass shear experiment device |
Country Status (1)
| Country | Link |
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| CN (1) | CN203672726U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105181484A (en) * | 2015-10-19 | 2015-12-23 | 浙江理工大学 | Compression and direct-shear relationship combined determinator for large-sized municipal domestic waste |
| CN105203409A (en) * | 2015-10-15 | 2015-12-30 | 山东科技大学 | Rock mass site direct shear test method adopting anchoring pressure |
| CN106018123A (en) * | 2016-05-13 | 2016-10-12 | 北京科技大学 | Anchoring-type rock-soil-mass in-situ direct-shearing test device |
| CN110595854A (en) * | 2019-09-20 | 2019-12-20 | 四川省水利科学研究院 | Large test piece pressure chamber for grooving rock mass and construction method |
| CN113959865A (en) * | 2021-09-25 | 2022-01-21 | 浙江省浙南综合工程勘察测绘院有限公司 | Portable field rock soil shear test equipment |
-
2014
- 2014-01-14 CN CN201420023558.7U patent/CN203672726U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105203409A (en) * | 2015-10-15 | 2015-12-30 | 山东科技大学 | Rock mass site direct shear test method adopting anchoring pressure |
| CN105203409B (en) * | 2015-10-15 | 2017-11-24 | 山东科技大学 | A kind of rock mass field direct shear test method for anchoring pressurization |
| CN105181484A (en) * | 2015-10-19 | 2015-12-23 | 浙江理工大学 | Compression and direct-shear relationship combined determinator for large-sized municipal domestic waste |
| CN106018123A (en) * | 2016-05-13 | 2016-10-12 | 北京科技大学 | Anchoring-type rock-soil-mass in-situ direct-shearing test device |
| CN110595854A (en) * | 2019-09-20 | 2019-12-20 | 四川省水利科学研究院 | Large test piece pressure chamber for grooving rock mass and construction method |
| CN113959865A (en) * | 2021-09-25 | 2022-01-21 | 浙江省浙南综合工程勘察测绘院有限公司 | Portable field rock soil shear test equipment |
| CN113959865B (en) * | 2021-09-25 | 2024-04-16 | 浙江省浙南综合工程勘察测绘院有限公司 | Portable field rock-soil shear test equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140625 Termination date: 20160114 |