CN104677739A - Three-dimensional model test platform device for dual-structure soil slope failure - Google Patents
Three-dimensional model test platform device for dual-structure soil slope failure Download PDFInfo
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- CN104677739A CN104677739A CN201510094546.2A CN201510094546A CN104677739A CN 104677739 A CN104677739 A CN 104677739A CN 201510094546 A CN201510094546 A CN 201510094546A CN 104677739 A CN104677739 A CN 104677739A
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- slope
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Abstract
The invention discloses a three-dimensional model test platform device for dual-structure soil slope failure. The device comprises a base used for accommodating a slope model, wherein vertical rods are arranged on the edge of the base equidistantly, diagonal bracing supports are arranged on two sides of each vertical rod, and a left perspex sheet is mounted on the inner edge of the vertical rod located on the left side; a front baffle and an upper connecting plate are arranged on the front side of the slope model, a rear baffle is arranged on the rear side of the slope model, guide slots allowing a first screw rod and a second screw rod to slide are formed in the front baffle, the upper connecting plate and the rear baffle, a right perspex sheet is fixed on the left edges of the first screw rod and the second screw rod and serves as an observing surface for a model test, and square meshes are engraved on the outer surface of the right perspex sheet. The three-dimensional model test platform device is simple and novel in structure, is applicable to similar models with different widths and lengths, better facilitates preliminary dual-structure plane location and later displacement observation, strictly meets the boundary constraint condition and has the advantages of detachability, combinability, simplicity and convenience in operation, multiple functions and high repeatability.
Description
Technical field
The present invention relates to geo-technology in civil engineering work, mechanics field, specifically a kind of three-dimensional model test platform device of diadactic structure soil-slope destruction.
Background technology
China is the big country of mountain region more than, many complex slope, and annual generation landslide disaster is comparatively serious, and the loss brought also is very huge.Along with the quickening of modernization and infrastructure construction, the destruction of diadactic structure soil-slope is comparatively serious on the impact of engineering, because landslide is destroyed comparatively complicated, so for the failure mechanism of diadactic structure soil-slope at physical model test diadactic structure soil-slope, can simulate and represent on-the-spot landslide form for concrete construction project strong theory guarantee and support are provided.
Summary of the invention
The object of the present invention is to provide the three-dimensional model test platform device that a kind of diadactic structure soil-slope destroys, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the invention provides following technical scheme:
The three-dimensional model test platform device that diadactic structure soil-slope destroys, comprise the pedestal for placing side slope model, described susceptor edges is equidistant is provided with vertical posts, and vertical posts both sides are provided with diagonal support; The vertical posts inward flange being in left side is screwed and is provided with left poly (methyl methacrylate) plate, the front side of side slope model is provided with front apron and upper junction plate, the rear side of side slope model is provided with backboard, described front apron, upper junction plate and backboard are equipped with the guide groove for the first screw rod and the second screw slide, the left hand edge of described first screw rod and the second screw rod is fixedly installed right poly (methyl methacrylate) plate, and right poly (methyl methacrylate) plate is the inspection surface of model test; Described first screw rod is fixedly connected with at front apron place nut with the second screw rod, and right poly (methyl methacrylate) plate is screwed with the first screw rod and the second screw rod respectively, and side slope model is placed between left poly (methyl methacrylate) plate and right poly (methyl methacrylate) plate; Right vertical vertical rod is connected with support bar with between the first screw rod and the second screw rod; Described left poly (methyl methacrylate) plate, right poly (methyl methacrylate) plate, front apron, upper junction plate and backboard are all vertical with pedestal to be arranged, and described front apron and backboard are equipped with stiffening rib.
As the further scheme of the present invention: one end of described diagonal support is connected with pedestal, the other end of diagonal support is fixedly connected on the firm form of midpoint formation both sides triangle of vertical posts.
As the present invention's further scheme: described first screw rod and the second screw rod are fixed by the nut that arranges in the backboard left and right sides and backboard, and setting nut realizes the movement of backboard fore-and-aft direction on the first screw rod and the second screw rod; The right poly (methyl methacrylate) plate be fixed on the first screw rod and the second screw rod realizes the movement of left and right directions in guide groove with the first screw rod and the second screw rod.
As the present invention's further scheme: described right poly (methyl methacrylate) plate lateral surface is carved with square net.
The using method of the three-dimensional model test platform device that described diadactic structure soil-slope destroys, comprises the following steps:
A () assembles this device according to the connected mode of above-mentioned each parts;
The process of (b) diadactic structure soil-slope model cootrol and structural plane definition:
The test width of side slope model is regulated by adjusting the first screw rod and the position of the second screw rod in guide groove; Then by regulating the position of the front and back position determination backboard of the nut at backboard place, thus the length of side slope model test is determined; A kind of soil property of diadactic structure soil-slope is put into this device, is drawn the surface of contact form of lower floor's soil layer by the square net definition outside right poly (methyl methacrylate) plate, then upper strata soil layer is added this device to testing position.
C () starts test:
In side slope model back upper place, servo hydraulic machine carries out multistage loadings, and observes domatic destruction situation and observe slight slope reference mark misalignment by the square net outside right poly (methyl methacrylate) plate, log simultaneously.
Compared with prior art, the invention has the beneficial effects as follows:
1, the present invention provides a platform for the series of experiments of diadactic structure soil-slope damage study, makes test have repeatability; For numerical simulation, by based on the correlation test on basis of the present invention, complementary testing result can be carried out, make test have complementarity and confirmatory.
2, the present invention have detachably, capable of being combined, easy and simple to handle, diverse in function, repeatable strong advantage.
3, the present invention is slided in guide groove by the first screw rod and the second screw rod and the adjustment of side slope model width and length is carried out in setting nut position; The inspection surface of test model is carved with square net, effectively can locate diadactic structure face and load deflection observation.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the right view of Fig. 1;
Fig. 3 is the vertical view of Fig. 1.
In figure: 1-pedestal, 2-first screw rod, 3-backboard, 4-second screw rod, 5-nut, 6-support bar, 7-square net, the left poly (methyl methacrylate) plate of 8-, 9-front apron, 10-upper junction plate, the right poly (methyl methacrylate) plate of 11-, 12-diagonal support, 13-vertical posts.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Refer to Fig. 1 ~ 3, in the embodiment of the present invention, the three-dimensional model test platform device that a kind of diadactic structure soil-slope destroys, comprise the pedestal 1 for placing side slope model, described pedestal 1 edge is equidistant is provided with vertical posts 13, vertical posts 13 both sides are provided with diagonal support 12, and one end of diagonal support 12 is connected with pedestal 1, and the other end of diagonal support 12 is fixedly connected on the firm form of midpoint formation both sides triangle of vertical posts 13; Vertical posts 13 inward flange being in left side is screwed and is provided with left poly (methyl methacrylate) plate 8, the front side of side slope model is provided with front apron 9 and upper junction plate 10, the rear side of side slope model is provided with backboard 3, described front apron 9, upper junction plate 10 and backboard 3 are equipped with the guide groove slided for the first screw rod 2 and the second screw rod 4, the left hand edge of described first screw rod 2 and the second screw rod 4 is fixedly installed right poly (methyl methacrylate) plate 11, right poly (methyl methacrylate) plate 11 is the inspection surface of model test, and 11 outside surfaces of right poly (methyl methacrylate) plate are carved with square net 7; Described first screw rod 2 is fixedly connected with at front apron 9 place nut 5 with the second screw rod 4, first screw rod 2 and the second screw rod 4 are fixed with backboard 3 by the nut 5 arranged in backboard 3 left and right sides, and setting nut 5 realizes the movement of backboard 3 fore-and-aft direction on the first screw rod 2 and the second screw rod 4; Described right poly (methyl methacrylate) plate 11 is screwed with the first screw rod 2 and the second screw rod 4 respectively, and right poly (methyl methacrylate) plate 11 realizes the movement of left and right directions with the first screw rod 2 and the second screw rod 4 in guide groove; Described side slope model is placed between left poly (methyl methacrylate) plate 8 and right poly (methyl methacrylate) plate 11, and Right vertical vertical rod 13 is connected with support bar 6 with between the first screw rod 2 and the second screw rod 4; Described left poly (methyl methacrylate) plate 8, right poly (methyl methacrylate) plate 11, front apron 9, upper junction plate 10 and backboard 3 are all vertical with pedestal 1 to be arranged, and described front apron 9 and backboard 3 are equipped with stiffening rib.
The using method of the three-dimensional model test platform device that described diadactic structure soil-slope destroys, comprises the following steps:
A () assembles this device according to the connected mode of above-mentioned each parts;
The process of (b) diadactic structure soil-slope model cootrol and structural plane definition:
The test width of side slope model is regulated by adjusting the first screw rod 2 and the second position of screw rod 4 in guide groove; Then by regulating the position of the front and back position determination backboard 3 of the nut 5 at backboard 3 place, thus the length of side slope model test is determined; A kind of soil property of diadactic structure soil-slope is put into this device, is drawn the surface of contact form of lower floor's soil layer by square net 7 definition outside right poly (methyl methacrylate) plate 11, then upper strata soil layer is added this device to testing position.
C () starts test:
In side slope model back upper place, servo hydraulic machine carries out multistage loadings, and observes domatic destruction situation and observe slight slope reference mark misalignment by the square net 7 outside right poly (methyl methacrylate) plate 11, simultaneously log.
To those skilled in the art, obviously the invention is not restricted to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present invention or essential characteristic, the present invention can be realized in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present invention is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the present invention.Any Reference numeral in claim should be considered as the claim involved by limiting.
In addition, be to be understood that, although this instructions is described according to embodiment, but not each embodiment only comprises an independently technical scheme, this narrating mode of instructions is only for clarity sake, those skilled in the art should by instructions integrally, and the technical scheme in each embodiment also through appropriately combined, can form other embodiments that it will be appreciated by those skilled in the art that.
Claims (5)
1. the three-dimensional model test platform device of a diadactic structure soil-slope destruction, comprise the pedestal (1) for placing side slope model, it is characterized in that: described pedestal (1) edge is equidistant is provided with vertical posts (13), and vertical posts (13) both sides are provided with diagonal support (12); Vertical posts (13) inward flange being in left side is screwed and is provided with left poly (methyl methacrylate) plate (8), the front side of side slope model is provided with front apron (9) and upper junction plate (10), the rear side of side slope model is provided with backboard (3), described front apron (9), upper junction plate (10) and backboard (3) are equipped with the guide groove slided for the first screw rod (2) and the second screw rod (4), the left hand edge of described first screw rod (2) and the second screw rod (4) is fixedly installed right poly (methyl methacrylate) plate (11), the inspection surface that right poly (methyl methacrylate) plate (11) is model test; Described first screw rod (2) is fixedly connected with at front apron (9) place nut (5) with the second screw rod (4), right poly (methyl methacrylate) plate (11) is screwed with the first screw rod (2) and the second screw rod (4) respectively, and side slope model is placed between left poly (methyl methacrylate) plate (8) and right poly (methyl methacrylate) plate (11); Right vertical vertical rod (13) is connected with support bar (6) with between the first screw rod (2) and the second screw rod (4); Described left poly (methyl methacrylate) plate (8), right poly (methyl methacrylate) plate (11), front apron (9), upper junction plate (10) and backboard (3) are all vertical with pedestal (1) to be arranged, and described front apron (9) and backboard (3) are equipped with stiffening rib.
2. the three-dimensional model test platform device of diadactic structure soil-slope destruction according to claim 1, it is characterized in that, one end of described diagonal support (12) is connected with pedestal (1), and the other end of diagonal support (12) is fixedly connected on the firm form of midpoint formation both sides triangle of vertical posts (13).
3. the three-dimensional model test platform device of diadactic structure soil-slope destruction according to claim 1, it is characterized in that, described first screw rod (2) and the second screw rod (4) are fixed with backboard (3) by the nut (5) arranged in backboard (3) left and right sides, and setting nut (5) realizes the movement of backboard (3) at the upper fore-and-aft direction of the first screw rod (2) and the second screw rod (4); The right poly (methyl methacrylate) plate (11) be fixed on the first screw rod (2) and the second screw rod (4) realizes the movement of left and right directions in guide groove with the first screw rod (2) and the second screw rod (4).
4. the three-dimensional model test platform device of diadactic structure soil-slope destruction according to claim 1, is characterized in that, described right poly (methyl methacrylate) plate (11) outside surface is carved with square net (7).
5. a using method for the three-dimensional model test platform device that the diadactic structure soil-slope as described in as arbitrary in claim 1-4 destroys, is characterized in that, comprise the following steps:
A () assembles this device according to the connected mode of above-mentioned each parts;
The process of (b) diadactic structure soil-slope model cootrol and structural plane definition:
The test width of side slope model is regulated by adjusting the first screw rod (2) and the second screw rod (4) position in guide groove; Then by regulating the position of the front and back position determination backboard (3) of the nut (5) at backboard (3) place, thus the length of side slope model test is determined; A kind of soil property of diadactic structure soil-slope is put into this device, is drawn the surface of contact form of lower floor's soil layer by square net (7) definition in right poly (methyl methacrylate) plate (11) outside, then upper strata soil layer is added this device to testing position;
C () starts test:
In side slope model back upper place, servo hydraulic machine carries out multistage loadings, and observes domatic destruction situation and square net (7) the observation slight slope reference mark misalignment by right poly (methyl methacrylate) plate (11) outside, log simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510094546.2A CN104677739A (en) | 2015-03-04 | 2015-03-04 | Three-dimensional model test platform device for dual-structure soil slope failure |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510094546.2A CN104677739A (en) | 2015-03-04 | 2015-03-04 | Three-dimensional model test platform device for dual-structure soil slope failure |
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| CN104677739A true CN104677739A (en) | 2015-06-03 |
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| CN201510094546.2A Pending CN104677739A (en) | 2015-03-04 | 2015-03-04 | Three-dimensional model test platform device for dual-structure soil slope failure |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105388067A (en) * | 2015-11-23 | 2016-03-09 | 中国科学院武汉岩土力学研究所 | Uniform load distribution supercharging device, and three-dimensional side slope destruction model testing apparatus and method |
| CN105865927A (en) * | 2016-03-25 | 2016-08-17 | 东北大学 | Dual structured slop stability simulation test apparatus and method thereof |
| CN108801802A (en) * | 2018-06-05 | 2018-11-13 | 航天工程装备（苏州）有限公司 | A kind of device and test method for T connector crooked test |
| CN110940792A (en) * | 2019-11-26 | 2020-03-31 | 中铁西北科学研究院有限公司 | Bidirectional inverted trapezoidal cutting slope landslide model test method |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105388067A (en) * | 2015-11-23 | 2016-03-09 | 中国科学院武汉岩土力学研究所 | Uniform load distribution supercharging device, and three-dimensional side slope destruction model testing apparatus and method |
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| CN108801802A (en) * | 2018-06-05 | 2018-11-13 | 航天工程装备（苏州）有限公司 | A kind of device and test method for T connector crooked test |
| CN110940792A (en) * | 2019-11-26 | 2020-03-31 | 中铁西北科学研究院有限公司 | Bidirectional inverted trapezoidal cutting slope landslide model test method |
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Application publication date: 20150603 |
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