CN204228488U - Manufacturing die for joint rock mass similar model test block - Google Patents
Manufacturing die for joint rock mass similar model test block Download PDFInfo
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- CN204228488U CN204228488U CN201420607157.6U CN201420607157U CN204228488U CN 204228488 U CN204228488 U CN 204228488U CN 201420607157 U CN201420607157 U CN 201420607157U CN 204228488 U CN204228488 U CN 204228488U
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Abstract
The utility model discloses a preparation mould of similar model test block of joint-change rock mass belongs to the rock mechanics field. The mould is a hollow cylindrical structure with a polygonal cross section formed by buckling and assembling at least two groups of assembling pieces, wherein at least one group of assembling pieces is a plate-shaped bending structure with two strip plates which are fixedly connected at the edges and are concave in the middle. The mould is made of PVC plates and glass cement, has the advantages of low manufacturing cost, simple and convenient manufacturing and operation, high forming speed of the model test block, high forming rate, high block manufacturing efficiency and easy demoulding, and is particularly suitable for manufacturing similar model test blocks of the jointed physical and chemical rock mass engineering such as underground mining, underground chambers, side slopes, water conservancy and the like under two or more groups of advantageous jointing conditions. The technical problem of research on the fracture development state, the mineral rock stress evolution and the deformation change state under the anisotropic condition of the jointed rock mass in the similar model test of the jointed rock mass is solved.
Description
Technical field
The utility model relates to rock mechanics field, particularly relates to the making mould of a kind of Jointed Rock Masses scale model test block.
Background technology
Usually two kinds of methods are adopted to carry out similar simplification Jointed Rock Masses in the layer during similar model test of mine, one is applied in test using a kind of analog material of Mining in Rock Mass as isotropic medium, the change that this simplification can meet the obsolete rock pressure [in mine in joint such as research coal measure strata etc., rock stratum is disrumpent feelings etc., but the joint fissure open mode cannot studied under the Anisotropic Conditions such as Jointed Rock Masses and process; Another kind is the simulation under adopting the graininess blocks such as cobblestone to carry out discrete media state, this simplification can meet the ore drawing characteristic of research top coal caving, Mining by caving method, but the research that cannot realize for the joint fissure open mode in ore drawing process and process, ore deposit rock stress evolution and distortion variation characteristic and direct vision.Therefore how making the test block that can be used for Jointed Rock Masses scale model is easily the problem that needs solve.
Utility model content
Based on the problem existing for above-mentioned prior art, the utility model provides a kind of making mould that conveniently can make the Jointed Rock Masses scale model test block of test block for Jointed Rock Masses scale model.
For solving the problems of the technologies described above, the utility model provides the making mould of a kind of Jointed Rock Masses scale model test block, this mould becomes xsect to be polygonal hollow cylindrical configuration by least two group subassembly buckled combinations, wherein, at least one group of subassembly is the tabular bending structure being fixedly connected to form middle indent by two panels strip plate in described edge.
The beneficial effects of the utility model are: this mould have cost of manufacture low, make and simple to operation, model test block forming speed is fast, ratio of briquetting is high, block making efficiency is high, the demoulding is easy to advantage, overcome and adopt the shortcoming and defect such as the processing cost such as cast iron, acrylic board, plank is high, operation is clumsy, difficulty of processing is large, the demoulding is difficult.Two-dimensional analog block under utilizing this mould conveniently can produce different cutting angle and form, be applicable to the layer during similar model test research of various Jointed Rock Masses engineering, be particularly useful for the layer during similar model test research of the aspect such as potential glide plane dynamic evolution development of joint fissure active development form, Joint fissured roof side slope.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the utility model embodiment, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawings can also be obtained according to these accompanying drawings.
The cross-sectional view of the mould that Fig. 1 provides for specific embodiments of the invention;
Fig. 2 is that 1-1 in Fig. 1 is to cut-open view;
Fig. 3 is that 2-2 in Fig. 1 is to cut-open view;
The cross-sectional view of the monolithic strip plate of the mould that Fig. 4 provides for specific embodiments of the invention;
The parts that in figure, each label is corresponding are: 1-strip plate; The subassembly that 2-two panels strip plate is formed; The faying face of 3-strip plate edge.
Embodiment
Be clearly and completely described the technical scheme in the utility model embodiment below, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on embodiment of the present utility model, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to protection domain of the present utility model.
Fig. 1 is to the making mould of scale model test block that Figure 4 shows that a kind of Jointed Rock Masses that the utility model embodiment provides, this mould becomes xsect (as Fig. 1) for polygonal hollow cylindrical configuration by least two group subassembly buckled combinations, wherein, at least one group of subassembly is the tabular bending structure being fixedly connected to form middle indent by two panels strip plate in described edge.
Preferably, in above-mentioned making mould, buckled combination becomes xsect to be polygonal hollow cylindrical configuration to be: xsect is the hollow cylindrical configuration of rhombus or xsect is leg-of-mutton hollow cylindrical configuration.Also can be other polygon hollow cylindrical configuration, as pentagon, hexagon, require as long as the scale model test block that shape meets Jointed Rock Masses can be made.
Preferably, in above-mentioned making mould, the faying face of two panels strip plate edge is shiny surface, be convenient to adhesives, specifically can become shiny surface to the faying face polishing of strip plate edge, and the Dominant structure plane group number that the angle of faying face and each group subassembly spiral-lock edge can add up according to the result of field engineering geologic examination and occurrence and the angle of cut are each other determined, after the edge combination of general adjacent two strip plates, the combination angle of formation subassembly can be respectively 48 ° and 132 °.
Preferably, in above-mentioned making mould, strip plate adopts PVC board, and the thickness of general PVC board preferably adopts 5 ~ 10mm.The length of strip plate is less than or equal to the width of two-dimensional phase like simulator stand, guarantees to utilize the test block of this Mold Making and two-dimensional phase to match like simulator stand.
In above-mentioned making mould, in subassembly, two panels strip plate is fixedly connected with adopted bonding agent useable glass glue in edge, and it is cheap and easy to get, and easy to use, safe.
Preferably, in above-mentioned making mould, each subassembly inwall is provided with thin layer.Preferably can adopting plastic, transparent film, when can take out test block by arranging this thin layer after test block makes, facilitating test block from mould separating.
Below in conjunction with specific embodiment, making mould of the present utility model is described further.
The making mould of the utility model embodiment as shown in figures 1-4, in this embodiment, die length can be determined according to the width of two-dimensional phase like simulator stand, length is 250mm, the Dominant structure plane group number that the subassembly combination angle that the shape of mould and two panels strip plate are formed is added up according to the result of field engineering geologic examination and occurrence and the angle of cut are each other determined, in the present embodiment, the combination angle of subassembly is respectively 48 ° and 132 ° (see Fig. 1,2,3).
Monolithic strip plate adopts the thick PVC board of 5mm to be polished to design angle (as shown in Figure 4) through buffing machine.Two panels strip plate adopts glass cement to be bonded together formation one group of subassembly, and glass cement adhesive surface place combination angle is 132 °.
For ease of the demoulding, the plastic sheeting of layer of transparent can be laid at subassembly inside surface.
Two subassemblies combine generation rhombus block; A subassembly generates a triangular blocks together with one piece of PVC flat sheet combination.
Making mould of the present utility model can adopt PVC board and glass cement to be made, there is cost of manufacture low, make and simple to operation, model test block forming speed is fast, ratio of briquetting is high, block making efficiency is high, the demoulding is easy to advantage, the layer during similar model test test block under the different shape Anisotropic Condition of Jointed Rock Masses real space cutting can be made by this mould, solve in the layer during similar model test of Jointed Rock Masses for the crack state of development under Jointed Rock Masses Anisotropic Condition, the technical barrier of ore deposit rock stress evolution and the research of distortion variation characteristic etc., the test block of this Mold Making can realize the underground mining under simulating two-dimensional state, underground chamber, side slope, two groups of the Joint fissured roof rock mass engineering projects such as water conservancy and the scale model making under organizing superior joint group condition more, and then realize for the joint opening procedure under this condition and state, rock mass stress develops and is out of shape the research of change procedure.
The above; be only the utility model preferably embodiment; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the change that can expect easily or replacement, all should be encompassed within protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain of claims.
Claims (8)
1. the making mould of the scale model test block of a Jointed Rock Masses, it is characterized in that, this mould becomes xsect to be polygonal hollow cylindrical configuration by least two group subassembly buckled combinations, wherein, at least one group of subassembly is the tabular bending structure being fixedly connected to form middle indent by two panels strip plate in edge.
2. the making mould of the scale model test block of Jointed Rock Masses according to claim 1, it is characterized in that, described buckled combination becomes xsect to be polygonal hollow cylindrical configuration to be: xsect is the hollow cylindrical configuration of rhombus or xsect is leg-of-mutton hollow cylindrical configuration.
3. the making mould of the scale model test block of Jointed Rock Masses according to claim 1, is characterized in that, the faying face of described two panels strip plate edge is shiny surface.
4. the making mould of the scale model test block of the Jointed Rock Masses according to any one of claims 1 to 3, is characterized in that, described strip plate adopts PVC board.
5. the making mould of the scale model test block of Jointed Rock Masses according to claim 4, is characterized in that, the thickness of described PVC board is 5 ~ 10mm.
6. the making mould of the scale model test block of the Jointed Rock Masses according to any one of claims 1 to 3, is characterized in that, the length of described strip plate is less than or equal to the width of two-dimensional phase like simulator stand.
7. the making mould of the scale model test block of the Jointed Rock Masses according to any one of claims 1 to 3, is characterized in that, described two panels strip plate is fixedly connected as in described edge and adopts the fixing bonding of glass cement.
8. the making mould of the scale model test block of the Jointed Rock Masses according to any one of claims 1 to 3, is characterized in that, described each subassembly inwall is provided with thin layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420607157.6U CN204228488U (en) | 2014-10-20 | 2014-10-20 | Manufacturing die for joint rock mass similar model test block |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420607157.6U CN204228488U (en) | 2014-10-20 | 2014-10-20 | Manufacturing die for joint rock mass similar model test block |
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| Publication Number | Publication Date |
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| CN204228488U true CN204228488U (en) | 2015-03-25 |
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| CN201420607157.6U Active CN204228488U (en) | 2014-10-20 | 2014-10-20 | Manufacturing die for joint rock mass similar model test block |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105300771A (en) * | 2015-11-27 | 2016-02-03 | 中国科学院武汉岩土力学研究所 | Manufacturing die of low-intensity similar-material standard test pieces |
| CN109001013A (en) * | 2018-06-12 | 2018-12-14 | 东北大学 | A kind of polygon analog material specimen molding mold and method |
| CN110763182A (en) * | 2019-10-17 | 2020-02-07 | 浙江岩创科技有限公司 | Method for calculating deformation curve of rock mass in whole process |
-
2014
- 2014-10-20 CN CN201420607157.6U patent/CN204228488U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105300771A (en) * | 2015-11-27 | 2016-02-03 | 中国科学院武汉岩土力学研究所 | Manufacturing die of low-intensity similar-material standard test pieces |
| CN109001013A (en) * | 2018-06-12 | 2018-12-14 | 东北大学 | A kind of polygon analog material specimen molding mold and method |
| CN109001013B (en) * | 2018-06-12 | 2019-11-08 | 东北大学 | A kind of polygon analog material specimen molding mold and method |
| CN110763182A (en) * | 2019-10-17 | 2020-02-07 | 浙江岩创科技有限公司 | Method for calculating deformation curve of rock mass in whole process |
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