CN113803111A - Masonry type water filtering filling retaining wall building block structure and building method - Google Patents
Masonry type water filtering filling retaining wall building block structure and building method Download PDFInfo
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- CN113803111A CN113803111A CN202111035423.3A CN202111035423A CN113803111A CN 113803111 A CN113803111 A CN 113803111A CN 202111035423 A CN202111035423 A CN 202111035423A CN 113803111 A CN113803111 A CN 113803111A
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- masonry
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- 238000000034 method Methods 0.000 title claims abstract description 31
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title abstract description 31
- 238000001914 filtration Methods 0.000 title abstract description 19
- 238000004891 communication Methods 0.000 claims abstract description 8
- 239000011449 brick Substances 0.000 claims description 21
- 238000005065 mining Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 239000002002 slurry Substances 0.000 description 11
- 239000004570 mortar (masonry) Substances 0.000 description 10
- 238000010276 construction Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 239000004746 geotextile Substances 0.000 description 4
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 239000004035 construction material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000002910 solid waste Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F15/00—Methods or devices for placing filling-up materials in underground workings
- E21F15/02—Supporting means, e.g. shuttering, for filling-up materials
- E21F15/04—Stowing mats; Goaf wire netting; Partition walls
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Retaining Walls (AREA)
Abstract
The invention provides a masonry type water filtering filling retaining wall building block structure and a building method, and belongs to the technical field of mining engineering. The inside symmetrical arrangement placed in the middle of this building block has the cylindric perforating hole that link up the vertical surface of building block minor axis, and the vertical surface of building block minor axis uses the perforating hole centre of a circle as the center to be "ten" word symmetrical arrangement has the semi-cylindrical guiding gutter, between two perforating holes in the vertical surface of building block minor axis, has arranged the semi-cylindrical intercommunication groove of intercommunication perforating hole vertically in the middle of along the building block. The block group is used for building the filling retaining wall, a water guide channel can be formed in the retaining wall, so that filling filter water enters the block along the water guide groove on the surface of the block, and is collected and guided to the other side of the retaining wall through the through hole and the communication groove, and the water filtering effect is realized. The technical scheme provided by the invention has the advantages of simple block structure, easiness in manufacturing and forming, low cost, reusability after disassembly and the like, and the filling retaining wall building method has the advantages of wide application range, simple process, strong bearing capacity, high efficiency, safety and the like.
Description
Technical Field
The invention relates to the technical field of mining engineering, in particular to a masonry type drainage filling retaining wall building block structure and a building method.
Background
With the continuous deep advance of green mines, the cut-and-fill mining method has gradually become one of the most commonly used mining methods for metal mines. The ore dressing tailings are prepared into filling slurry to be backfilled to an underground stope and a goaf, so that the problem of surface stockpiling of solid waste of the mine can be solved, and the underground mining safety and the recovery efficiency can be improved. In order to meet the requirements of long-distance and large-flow transportation of filling slurry, the slurry usually contains a large amount of free water. The slurry is bled after entering the stope, and the filling slurry is dehydrated in order to improve the slurry concentration in the stope and ensure the integral strength of the filling body. As an essential process link in a filling mining method, the filling retaining wall needs to close a filling stope to prevent slurry from leaking outwards on one hand, and needs to filter and dewater the slurry on the other hand. The existing filling retaining wall process faces the technical dilemma that the water filtration efficiency, the bearing strength and the construction convenience are difficult to combine, and the safety performance and the water filtration efficiency of the filling retaining wall become more important along with the gradual rise of the filling amount.
The mine water filterable filling retaining wall disclosed in the prior art is characterized in that a retaining wall body is constructed by arranging a reinforcing mesh and pouring concrete into a keel frame, and water filtering holes are formed in the retaining wall body, so that the purpose of improving the bearing capacity of the filling retaining wall is achieved. However, the technical scheme has the defects that the integral filling construction process is complex, the used material is the on-site waste material, and the quality stability of the construction material is difficult to ensure.
The grid type bleeding filling retaining wall disclosed by the prior art is erected by arranging retaining wall components including grid mold bags, a front supporting wall, a rear supporting wall and other components to fill the retaining wall, so that the aim of effectively plugging a stope of a to-be-filled area and simultaneously ensuring the dewatering capacity of the retaining wall is fulfilled. However, the technical scheme has the defects of complex retaining wall structure, high technical requirement, high popularization difficulty and the like.
Disclosure of Invention
The invention aims to solve the technical problem of providing a masonry type water-filtering filling retaining wall building block structure and a building method thereof, so as to improve the water-filtering efficiency and the integral strength of a filling body and simplify the construction process of a filling retaining wall.
This building block structure is built hollow structure by the building block entity and is obtained, hollow structure includes guiding gutter, intercommunication groove and perforating hole, the building block is the cuboid form, the inside symmetrical arrangement placed in the middle of the building block has 2 cylindric perforating holes that link up the vertical surface of building block minor axis, the vertical surface of building block minor axis uses the perforating hole centre of a circle as the center to be "ten" word symmetrical arrangement semicircle column-shaped guiding gutter, between two perforating holes on the vertical surface of building block minor axis, the semicircle column-shaped intercommunication groove of intercommunication perforating hole has been arranged in along the vertical centre of building block.
Wherein, the whole block is cuboid, and the size is 390mm multiplied by 190 mm.
The inside central symmetrical arrangement of building block has 2 cylindric perforating holes that link up the building block upper and lower surface, perforating hole diameter 130mm, and the hole depth 190mm, perforating hole centre of circle apart from the building block edge 95mm, two perforating hole centre of a circle horizontal spacing 200 mm.
The upper surface and the lower surface of the building block are symmetrically provided with semi-cylindrical diversion trenches with the diameter of 60mm and the depth of 30mm in a cross shape by taking the circle center of the through hole as the center.
And a semi-cylindrical communication groove which is used for communicating the through holes and has the diameter of 60mm and the depth of 30mm is arranged between the two through holes on the upper surface and the lower surface of the building block along the longitudinal direction of the building block in the middle.
The building method of the building block structure specifically comprises the following steps: the basic building units are firstly formed, and then the basic building units are arranged in a single row and multiple layers to fill the retaining wall.
Wherein, the basic building unit consists of 6 building blocks divided into an upper layer and a lower layer; 2T bricks are laid on the lower layer at the near load end, and 1 consequent brick is laid at the far load end; 1 brick at the near load end and 2 bricks at the far load end are laid on the upper layer.
The T-shaped bricks are building blocks which are longitudinally parallel to the load direction, and the consequent bricks are building blocks which are longitudinally vertical to the load direction.
In the filling retaining wall arrangement, the same row of basic group building units are longitudinally arranged in parallel along the load direction, and in order to avoid forming through seams, a staggered T-shaped brick is laid in the same direction between the adjacent upper and lower layers of basic group building units.
The number of the basic building units in the filling retaining wall is not less than 2.
The verticality and the flatness of the masonry and the width of a mortar joint are strictly controlled in the masonry process, and the masonry mortar joint is horizontally and vertically arranged. The jointing ensures that the water guide grooves, the communicating grooves and the masonry internal through holes which are communicated with the two sides of the retaining wall are not blocked by mortar, and the water guide channels are ensured to be smooth.
The water guide groove, the communicating groove and the through hole of the masonry, the roadway wall and the bottom plate are communicated with each other through mortar, and mortar leakage is avoided.
The technical scheme of the invention has the following beneficial effects:
in the scheme, the filling filter water can enter the building block along the water guide groove on the surface of the building block and is collected and guided to the other side of the retaining wall through the through hole and the communicating groove, so that the water filtering effect is realized, and the aims of improving the slurry concentration and the overall strength are fulfilled.
By adopting the technical scheme, the high-efficiency water filtration of the filled retaining wall can be realized, and the masonry type water filtration filled retaining wall building block has the advantages of simple structure, easiness in manufacturing and forming, low cost, reusability after disassembly and the like; the masonry type water filtration filling retaining wall building method has the advantages of wide application range, simple process, strong bearing capacity, high efficiency, safety and the like. In conclusion, the invention can realize efficient and safe water filtration of the filling retaining wall, improve the integral strength of the filling body, simplify the construction process of the filling retaining wall and provide a new idea for the water filtration technology of the underground mining filling retaining wall.
Drawings
Fig. 1 is a three-view diagram of a masonry-type drainage-filled retaining wall block structure of the present invention, wherein fig. 1(a) is a front view, fig. 1(b) is a left side view, and fig. 1(c) is a top view;
FIG. 2 is an effect diagram of the masonry type drainage filling retaining wall block structure of the present invention;
FIG. 3 is an effect diagram of a basic building unit of masonry type drainage filling retaining wall blocks of the present invention;
FIG. 4 is a block-type drainage filling retaining wall block method of the present invention;
FIG. 5 is a construction drawing of masonry type water filtration filling retaining wall anchor rod mesh of the present invention;
FIG. 6 is a masonry construction drawing of the masonry type drainage filling retaining wall of the present invention;
FIG. 7 is a diagram illustrating the overall effect of the masonry-type drainage-filled retaining wall of the present invention.
In the figure: 100-building blocks; 101-building block entity; 102-a diversion trench; 103-a communicating groove; 104-through holes; 200-anchor rod; 300-reinforcing steel bars; 400-mesh sheet; 500-geotextile; 600-roadway.
Detailed Description
In order to make the technical problems, technical solutions and advantages of the present invention more apparent, the following detailed description is given with reference to the accompanying drawings and specific embodiments.
The invention provides a masonry type drainage filling retaining wall building block structure and a building method.
As shown in fig. 1, the building block structure is obtained by constructing a hollow structure on a building block entity 101, the hollow structure comprises a diversion trench 102, a communication trench 103 and a through hole 104, the building block is in a cuboid shape, 2 cylindrical through holes 104 penetrating through the vertical surface of the short axis of the building block are symmetrically arranged in the middle of the building block, the vertical surface of the short axis of the building block is in a cross shape with the center of the through hole 104 as the center, and the semi-cylindrical diversion trench 102 communicating with the through hole 104 is symmetrically arranged in the middle of the vertical surface of the short axis of the building block between the two through holes 104.
The building method by utilizing the block structure specifically comprises the following steps: the basic building units are firstly formed, and then the basic building units are arranged in a single row and multiple layers to fill the retaining wall.
The following description is given with reference to specific examples.
As shown in fig. 1 and 2, in the concrete design, the block has a rectangular parallelepiped shape as a whole and has dimensions of 390mm × 190mm × 190 mm.
2 cylindrical through holes 104 which penetrate through the upper surface and the lower surface of the building block 100 are symmetrically arranged in the building block 100 in the middle, the diameter of each through hole 104 is 130mm, the hole depth is 190mm, the center distance between the circle center of each through hole 104 and the edge of the building block 100 is 95mm, and the horizontal distance between the circle centers of the two through holes 104 is 200 mm.
The upper and lower surfaces of the block 100 are symmetrically provided with semi-cylindrical diversion trenches 102 with a diameter of 60mm and a depth of 30mm in a cross shape by taking the circle center of the through hole 104 as the center.
A semi-cylindrical communication groove 103 which is communicated with the through hole 104 and has the diameter of 60mm and the depth of 30mm is arranged between the two through holes 104 on the upper surface and the lower surface of the building block 100 along the longitudinal center of the building block 100.
The blocks should be made of a material with low water permeability.
After the building blocks are manufactured, the building blocks are combined and laid, and the method comprises the following steps:
s1) erecting anchor net sheets: pre-digging a flat bottom plate at the designed retaining wall erection position, arranging anchor rods 200 on the side wall and the top plate of the roadway 600, welding the exposed parts of the anchor rods 200 by using reinforcing steel bars 300, binding a metal mesh 400 or a geogrid on the reinforcing steel bars 300, and laying geotextile 500 to cover the section of the whole roadway 600, as shown in fig. 5.
S2) masonry engineering:
referring to fig. 3-7, the longitudinal direction of the building block is parallel to the load direction and is a T-shaped brick, and the longitudinal direction of the building block is perpendicular to the load direction and is a smooth brick.
The basic building unit is composed of 6 building blocks 100 and is divided into an upper layer and a lower layer. In the lower layer, 2T bricks are laid at the near load end, and 1 smoothing brick is laid at the far load end; and on the upper layer, 1 brick is laid at the near load end, and 2 bricks are laid at the far load end. The basic group masonry unit size is 590mm by 390mm as shown in FIG. 3.
The masonry type water-filtering filling retaining wall provided by the invention is formed by single-row and multilayer basic group building units, the basic group building units in the same row are longitudinally arranged in parallel along the load direction, and in order to avoid forming a through joint, a T-shaped brick is staggered between the basic group building units in the upper layer and the lower layer and laid in the same direction, as shown in fig. 4 and 6.
The verticality and the flatness of the masonry are strictly controlled in the masonry process, the masonry mortar joints are horizontal and vertical, and the mortar joint width is controlled to be 10 +/-2 mm. The pointing ensures that the water guide grooves 102, the communicating grooves 103 and the through holes 104 in the building blocks 100 which are communicated with the two sides of the retaining wall are not blocked by mortar, and ensures that the water guide channels are smooth.
The building blocks are tightly attached to the net sheets and the geotextile, and the water chute 102, the communicating groove 103 and the through hole 104 which are communicated with the wall and the bottom plate of the roadway 600 are well sealed by using mortar, so that the leakage of the mortar is avoided.
The overall effect of the masonry type water-filtering filling retaining wall is shown in fig. 7. The thickness of the bearing masonry is about 590mm, and the water drained from the filling slurry enters the water guide channel formed by the building of the building block 100 after being filtered out by the geotextile 500 to be discharged, so that the purpose of improving the slurry concentration and the overall strength is achieved.
By adopting the technical scheme, the efficient water filtration of the filling retaining wall can be realized, and the building block has the advantages of simple structure, easiness in manufacturing and forming, low cost, reusability after disassembly and the like; the building method has the advantages of wide application range, simple process, strong bearing capacity, high efficiency, safety and the like.
While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (9)
1. The utility model provides a retaining wall block structure is filled to brickwork formula drainage which characterized in that: the building block is obtained by building a hollow structure on a block body (101), the hollow structure comprises a diversion trench (102), a communication groove (103) and a through hole (104), the block is in a cuboid shape, 2 cylindrical through holes (104) which penetrate through the vertical surface of the short shaft of the block are symmetrically arranged in the middle inside the block, the vertical surface of the short shaft of the block is in a cross-shaped symmetrical arrangement semi-cylindrical diversion trench (102) by taking the center of the through hole (104) as the center, between the two through holes (104) in the vertical surface of the short shaft of the block, and the semi-cylindrical communication groove (103) which is communicated with the through hole (104) is arranged in the middle along the longitudinal direction of the block.
And a communicating through hole is arranged between the two through holes on the upper surface and the lower surface of the building block along the longitudinal center of the building block.
2. The masonry, drainage-filled retaining wall block structure of claim 1, wherein: the size of the building block is 390mm multiplied by 190 mm.
3. The masonry, drainage-filled retaining wall block structure of claim 1, wherein: the diameter of the through hole (104) is 130mm, the hole depth is 190mm, the distance between the circle center of the through hole and the edge of the building block is 95mm, and the horizontal distance between the circle centers of the two through holes is 200 mm.
4. The masonry, drainage-filled retaining wall block structure of claim 1, wherein: the diameter of the diversion trench (102) is 60mm, the depth of the diversion trench is 30mm, and the diameter of the communication trench (103) is 60mm, and the depth of the communication trench is 30 mm.
5. The method of assembling a masonry, drainage-filled retaining wall block structure according to claim 1, wherein: the basic building units are firstly formed, and then the basic building units are arranged in a single row and multiple layers to fill the retaining wall.
6. The method of assembling a masonry, drainage-filled retaining wall block structure according to claim 5, wherein: the basic building unit consists of 6 building blocks divided into an upper layer and a lower layer; 2T bricks are laid on the lower layer at the near load end, and 1 consequent brick is laid at the far load end; 1 brick at the near load end and 2 bricks at the far load end are laid on the upper layer.
7. The method of assembling a masonry, drainage-filled retaining wall block structure according to claim 6, wherein: the T-shaped bricks are building blocks which are longitudinally parallel to the load direction, and the consequent bricks are building blocks which are longitudinally vertical to the load direction.
8. The method of assembling a masonry, drainage-filled retaining wall block structure according to claim 5, wherein: in the filling retaining wall arrangement, the same row of basic group building units are longitudinally arranged in parallel along the load direction, and in order to avoid forming through seams, a staggered T-shaped brick is laid in the same direction between the adjacent upper and lower layers of basic group building units.
9. The method of assembling a masonry, drainage-filled retaining wall block structure according to claim 5, wherein: the number of the basic building units in the filling retaining wall is not less than 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111035423.3A CN113803111B (en) | 2021-09-02 | 2021-09-02 | Masonry type water filtering filling retaining wall building block structure and building method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111035423.3A CN113803111B (en) | 2021-09-02 | 2021-09-02 | Masonry type water filtering filling retaining wall building block structure and building method |
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| Publication Number | Publication Date |
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| CN113803111A true CN113803111A (en) | 2021-12-17 |
| CN113803111B CN113803111B (en) | 2022-10-25 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114753522A (en) * | 2022-05-24 | 2022-07-15 | 金川集团股份有限公司 | Filter screen structure building block formula fills barricade |
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|---|---|---|---|---|
| JPH06257156A (en) * | 1993-03-08 | 1994-09-13 | Kanegafuchi Chem Ind Co Ltd | Lightweight resin foam block for fill |
| JPH07317050A (en) * | 1994-05-20 | 1995-12-05 | Kensetsu Kikaku Consultant:Kk | Foamed resin block for lightweight banking |
| JP2002121738A (en) * | 2000-10-12 | 2002-04-26 | Morihiro Matsumoto | Cylindrical block for banking method and banking method using the block |
| JP2003119788A (en) * | 2001-10-11 | 2003-04-23 | Kensetsu Kikaku Consultant:Kk | Polystyrene foam resin molding body and lightweight structural body |
| CN207846344U (en) * | 2018-01-30 | 2018-09-11 | 浙江水利水电学院 | One kind being used for bank of river composite permeable building block |
| WO2018174436A1 (en) * | 2017-03-21 | 2018-09-27 | 주식회사 에코탑플러스 | Assembly-type earthquake-resistance retaining wall block system |
| CN213061911U (en) * | 2020-07-08 | 2021-04-27 | 南京衡萱建材有限公司 | Self-locking slope protection and water filtering brick |
-
2021
- 2021-09-02 CN CN202111035423.3A patent/CN113803111B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06257156A (en) * | 1993-03-08 | 1994-09-13 | Kanegafuchi Chem Ind Co Ltd | Lightweight resin foam block for fill |
| JPH07317050A (en) * | 1994-05-20 | 1995-12-05 | Kensetsu Kikaku Consultant:Kk | Foamed resin block for lightweight banking |
| JP2002121738A (en) * | 2000-10-12 | 2002-04-26 | Morihiro Matsumoto | Cylindrical block for banking method and banking method using the block |
| JP2003119788A (en) * | 2001-10-11 | 2003-04-23 | Kensetsu Kikaku Consultant:Kk | Polystyrene foam resin molding body and lightweight structural body |
| WO2018174436A1 (en) * | 2017-03-21 | 2018-09-27 | 주식회사 에코탑플러스 | Assembly-type earthquake-resistance retaining wall block system |
| CN207846344U (en) * | 2018-01-30 | 2018-09-11 | 浙江水利水电学院 | One kind being used for bank of river composite permeable building block |
| CN213061911U (en) * | 2020-07-08 | 2021-04-27 | 南京衡萱建材有限公司 | Self-locking slope protection and water filtering brick |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114753522A (en) * | 2022-05-24 | 2022-07-15 | 金川集团股份有限公司 | Filter screen structure building block formula fills barricade |
| CN114753522B (en) * | 2022-05-24 | 2023-08-08 | 金川集团股份有限公司 | Filter screen structure building block brickwork formula filling retaining wall |
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| CN113803111B (en) | 2022-10-25 |
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