CN111594267A - Light water horse module splicing-based airtight wall and construction method thereof - Google Patents
Light water horse module splicing-based airtight wall and construction method thereof Download PDFInfo
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- CN111594267A CN111594267A CN202010376930.2A CN202010376930A CN111594267A CN 111594267 A CN111594267 A CN 111594267A CN 202010376930 A CN202010376930 A CN 202010376930A CN 111594267 A CN111594267 A CN 111594267A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 233
- 238000010276 construction Methods 0.000 title claims abstract description 21
- 238000007789 sealing Methods 0.000 claims abstract description 59
- 239000000084 colloidal system Substances 0.000 claims abstract description 14
- 229910010272 inorganic material Inorganic materials 0.000 claims abstract description 11
- 239000011147 inorganic material Substances 0.000 claims abstract description 11
- 238000000034 method Methods 0.000 claims abstract description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 21
- 229910052742 iron Inorganic materials 0.000 claims description 11
- 238000009434 installation Methods 0.000 claims description 9
- 238000003973 irrigation Methods 0.000 claims description 7
- 230000002262 irrigation Effects 0.000 claims description 6
- 238000007493 shaping process Methods 0.000 claims description 2
- 238000003780 insertion Methods 0.000 abstract 1
- 230000037431 insertion Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 239000003245 coal Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- 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
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
- E21F17/103—Dams, e.g. for ventilation
-
- 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
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
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- Mining & Mineral Resources (AREA)
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- General Life Sciences & Earth Sciences (AREA)
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- Road Paving Structures (AREA)
Abstract
The invention discloses a light water horse module splicing-based sealing wall and a construction method thereof, and relates to the technical field of underground mine sealing. The sealing wall comprises a sealing wall main body, grid nets arranged on two sides of the sealing wall main body and inorganic materials filled between the sealing wall main body and two sides and a top plate of a roadway; the sealing wall main body comprises a plurality of spliced water horse modules, and a cavity for containing water or colloid is formed in each water horse module. The main body of the airtight wall is formed by rapid staggered insertion of the light water horse modules, so that the construction efficiency is improved on the basis of ensuring the stability of the airtight wall; and the cavity for containing water or colloid is formed in the water horse module, and the water or colloid is poured into the water horse module in the process of constructing the airtight wall, so that the stability of the airtight wall structure can be further improved.
Description
Technical Field
The invention belongs to the technical field of underground mine sealing, and particularly relates to a sealing wall based on light water horse module splicing and a construction method thereof.
Background
The sealing is a safety facility used for blocking wind flow in a coal mine underground, and is generally divided into permanent sealing and temporary sealing. The temporary sealing is an effective means for fire extinguishing and disaster relief of coal mines and temporary production halt sealing, and the sealing construction efficiency and stability relate to success or failure of sealing construction.
At present, the temporary sealing of the roadway is generally in a wood plate sealing mode, but the wood plate sealing mode has poor impact resistance, is easy to damage under the action of the pressure of surrounding rocks of the roadway and has high air leakage rate; and the traditional brick sealing mode has high stability and small air leakage rate, but the construction intensity of workers is high and the construction efficiency is low.
Therefore, in view of the above problems, it is necessary to develop a temporary sealing technology with good sealing performance and high construction efficiency to create favorable conditions for fire extinguishing and disaster relief and temporary shutdown sealing in a short time.
Disclosure of Invention
In view of the above, the invention discloses a sealing wall based on light water horse module splicing and a construction method thereof.
The invention provides a light-weight water horse module plug-in-connection-based sealing wall, which comprises a sealing wall main body, wherein the sealing wall main body comprises a plurality of plug-in-connection water horse modules, and a cavity for containing water or colloid is formed in each water horse module.
Preferably, the water horse modules are constructed in multiple layers up and down, and the adjacent two layers of water horse modules are spliced in a staggered manner.
Preferably, the water horse module is the cavity cuboid, each equal shaping has trapezoidal outer lug and trapezoidal inner groovy that is on a parallel with the tunnel trend on the water horse module, and adjacent two-layer water horse module carries out the stagger joint through the conformal fit of trapezoidal outer lug and trapezoidal inner groovy.
Preferably, the water horse module comprises a first-layer water horse module and an upper-layer water horse module; the first-layer water horse module is a single-concave single-convex water horse module, and a trapezoidal outer convex block and a trapezoidal inner concave groove are formed on the upper surface of the first-layer water horse module; the upper water horse module comprises a biconcave water horse module, a biconvex water horse module and a biconcave biconvex water horse module; trapezoidal inner grooves are formed in the upper surface and the lower surface of the biconcave water horse module, trapezoidal outer lugs are formed in the upper surface and the lower surface of the biconvex water horse module, and trapezoidal outer lugs and trapezoidal inner grooves are formed in the upper surface and the lower surface of the biconcave water horse module; the length and the width of the single-concave single-convex water horse module are the same as those of the double-concave double-convex water horse module, the length of the double-concave water horse module and the double-convex water horse module is half of that of the double-concave double-convex water horse module, and the double-concave single-convex water horse module and the double-convex water horse module are respectively arranged at two ends of an odd-numbered layer of the upper water horse module; the outer trapezoidal convex blocks and the inner trapezoidal grooves in each layer of the water horse module are distributed in a staggered mode, and the distance between every two adjacent outer trapezoidal convex blocks and the corresponding inner trapezoidal grooves is equal.
Preferably, the sealing wall further comprises two grid nets respectively arranged on one side, close to the sealing area, of the sealing wall main body and one side, far away from the sealing area, of the sealing wall main body, and the two grid nets are connected in a bundling mode.
Preferably, the sealing wall further comprises an inorganic material layer filled between the main body of the sealing wall and the two sides and the top plate of the roadway.
Preferably, the upper part of one side, away from the closed area, of each water horse module is provided with a water irrigation hole, and each water irrigation hole is correspondingly provided with a hole cover.
The invention also discloses a method for constructing the light water horse module plug-in-based airtight wall, which comprises the following steps:
and S1, regularizing the pre-closed roadway, and respectively performing undercutting on two sides, the top plate and the bottom plate of the roadway.
And S2, prefabricating each model of water horse module according to the size of the roadway.
S3, fixedly mounting a layer of plastic grid net on one side, close to the closed area, in the cut, inserting iron wires into grid holes in four corners of the grid net, and then extending two ends of the iron wires to one side, far away from the closed area.
S4, sequentially placing the first-layer water horse modules in the tunnel bottom plate cut, and completing installation of the first-layer water horse modules.
And S5, based on the water horse module at the first layer, the staggered joint installation of the upper water horse module is completed through the conformal fit of the trapezoidal outer convex blocks and the trapezoidal inner grooves.
And S6, after the multilayer water horse modules are spliced in a staggered manner, clear water or colloid is rapidly injected into the irrigation holes of the water horse modules one by one from bottom to top by utilizing the underground water pipe.
S7, installing a layer of grid net on one side, far away from the closed area, of the cut, binding iron wires extending from the grid net on one side, close to the closed area, on grids of the grid net, and binding and connecting the two grid nets.
And S8, filling inorganic materials in gaps between the water horse modules and the wall surfaces around the roadway to connect the water horse modules and the wall surfaces around the roadway into a closed whole.
Preferably, the staggered installation mode of the water horse module is as follows: setting the number of single-concave single-convex water horse modules for constructing a first-layer water horse module to be N, sequentially inserting N-1 double-concave double-convex water horse modules into the middle of the first-layer water horse module, and respectively inserting the double-concave water horse modules and the double-convex water horse modules into two sides of the first-layer water horse module to form a first-layer upper water horse module; correspondingly inserting N biconcave biconvex water horse modules above the upper water horse module of the first layer, wherein the placement positions of the biconcave biconvex water horse modules are consistent with those of the water horse module of the first layer, so as to form an upper water horse module of the second layer; and (4) according to the construction method of the upper water horse modules of the first layer and the second layer, sequentially completing the construction of all the upper water horse modules.
Preferably, the depth of the cut around the roadway is 10-20 cm; the distances between the main body of the sealing wall and the top plate of the roadway and between the main body of the sealing wall and the two sides of the roadway are respectively 5-10 cm.
Compared with the prior art, the light water horse module plug-in based airtight wall and the construction method thereof disclosed by the invention have the advantages that:
(1) the main body of the airtight wall is formed by quickly inserting the light water horse modules, so that the construction efficiency is improved on the basis of ensuring the stability of the airtight wall.
(2) In the invention, the cavity for containing water or colloid is formed in the water horse module, and the water or colloid is poured into the water horse module in the process of constructing the airtight wall, so that the stability of the airtight wall structure can be further improved.
(3) The plastic grid nets are arranged on the two sides of the sealing wall main body, and the two plastic grid nets are bundled in opposite directions, so that the water horse module can be quickly fixed.
(4) According to the invention, the inorganic material is filled between the main body of the airtight wall and the wall surface around the roadway, so that the impact resistance of the airtight wall is further improved.
Drawings
For a clearer explanation of the embodiments or technical solutions of the present invention, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for a person skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic view of the installation of a grid network.
Fig. 2 is a water horse module building structure diagram.
Fig. 3 is a structural diagram of a biconcave biconvex water horse module.
Fig. 4 is a structure diagram of a single concave and single convex water horse module.
Fig. 5 is a structural diagram of a double-concave water horse module.
Fig. 6 is a view of a double convex water horse block.
Fig. 7 is a structure diagram of a built-in steel bar of the water horse module.
FIG. 8 is a process flow diagram of the present invention.
The part names represented by the numbers or letters in the drawings are:
1-a main body of the airtight wall; 2-a grid net; 3-iron wire; 4-a water horse module; 41-biconcave biconvex water horse module; 42-single concave single convex water horse module; 43-double concave water horse module; 44-double convex water horse module; 5-vertical steel bars; 6-irrigation holes; 7-trapezoidal outer bumps; 8-trapezoidal inner grooves.
Detailed Description
The following provides a brief description of embodiments of the present invention with reference to the accompanying drawings. It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art based on the embodiments of the present invention without any inventive work belong to the protection scope of the present invention.
Fig. 1-8 show preferred embodiments of the invention, which are each parsed in detail from different perspectives.
The light water horse module splicing-based sealing wall shown in figures 1-7 comprises a sealing wall main body 1, a grid net 2 and an inorganic material layer.
The sealing wall main body 1 comprises a plurality of spliced water horse modules 4, and a cavity for containing water or colloid is formed in each water horse module 4. The water horse modules 4 are constructed in multiple layers from top to bottom, and the adjacent two layers of water horse modules 4 are spliced in a staggered manner. Specifically, as shown in fig. 2 to 6, the water horse modules 4 are all hollow cuboids, and include a first-layer water horse module and an upper-layer water horse module. The water horse module at the first layer is a single concave single convex water horse module 42, and a trapezoidal outer convex block 7 and a trapezoidal inner concave groove 8 which are parallel to the trend of the roadway are formed on the upper surface of the water horse module. The upper water horse module comprises a biconcave water horse module 43, a biconvex water horse module 44 and a biconcave biconvex water horse module 41. Trapezoidal inner grooves 8 parallel to the trend of the roadway are formed in the upper surface and the lower surface of the double concave water horse module 43, trapezoidal outer lugs 7 parallel to the trend of the roadway are formed in the upper surface and the lower surface of the double convex water horse module 44, and trapezoidal outer lugs 7 and trapezoidal inner grooves 8 parallel to the trend of the roadway are formed in the upper surface and the lower surface of the double concave double convex water horse module 41. The length and the width of the single concave single convex water horse module 42 are the same as those of the double concave double convex water horse module 41, the length of the double concave water horse module 43 and the length of the double convex water horse module 44 are half of that of the double concave double convex water horse module 41, and the double concave single convex water horse module and the double convex water horse module are respectively arranged at two ends of an odd number layer of the upper water horse module; the outer trapezoidal convex blocks 7 and the inner trapezoidal grooves 8 in each layer of the water horse module 4 are distributed in a staggered mode, and the distance between every two adjacent outer trapezoidal convex blocks 7 and every two adjacent inner trapezoidal grooves 8 is equal.
As shown in fig. 1, the grid net 2 is two plastic grid nets 2 respectively installed on one side of the sealing wall body 1 close to the sealing area and one side far away from the sealing area, and the two plastic grid nets 2 are connected in a bundling manner. The setting of grid net 2 will be pegged graft the confined wall main part 1 restriction that forms by water horse module 4 and cut all around in the tunnel to carry out the subtend with four corners that two grid nets 2 correspond with iron wire 3 and tie up, strengthened the grafting firmness of confined wall main part 1 on horizontal direction and vertical direction, improved the horizontal bearing capacity of confined wall.
The inorganic material layer is formed by inorganic materials filled between the main body 1 of the sealing wall and the two sides and the top plate of the roadway. The inorganic material layer has formed elastic buffer area between water horse module 4 and tunnel wall, produces elastic deformation under tunnel country rock pressure effect, plays the effect of pressure buffering.
Further, as shown in fig. 2, an irrigation hole 6 is disposed above one side of each water horse module 4 away from the closed zone, and each irrigation hole 6 is correspondingly provided with an aperture cover.
Further, as shown in fig. 7, for improving the compressive strength of the bottom of the enclosure wall main body 1, the vertical steel bars 5 are arranged in the plastic shell layers around the water horse modules 4, and the plastic shell layers and the vertical steel bars 5 bear the pressure of the water horse modules 4 in the vertical direction together. The number of layers of the water horse modules 4 with the vertical steel bars 5 is determined according to the height of the roadway.
As shown in fig. 8, another method for constructing the light water horse module-based plugging enclosure wall disclosed by the invention comprises the following steps:
s1, regularizing the pre-closed roadway, and respectively performing undercutting on two sides, the top plate and the bottom plate of the roadway, wherein the undercut depth is 10-20 cm.
And S2, prefabricating the water horse modules 4 of various models according to the size of the roadway.
S3, fixedly mounting a layer of plastic grid net 2 on one side, close to the closed area, of the cut, inserting iron wires 3 into grid holes in four corners of the grid net 2, and extending two ends of the iron wires 3 to one side, far away from the closed area, of the cut.
S4, sequentially placing the first-layer water horse modules in the tunnel bottom plate cut, and completing installation of the first-layer water horse modules.
And S5, based on the water horse module at the first layer, the staggered joint installation of the upper water horse module is completed through the conformal fit of the trapezoidal outer convex block 7 and the trapezoidal inner groove 8. Specifically, the stagger joint installation mode of the water horse module 4 is as follows: setting the number of single-concave single-convex water horse modules 42 for constructing the first-layer water horse module to be N, sequentially inserting N-1 double-concave double-convex water horse modules 41 into the middle of the first-layer water horse module, and respectively inserting double-concave water horse modules 43 and double-convex water horse modules 44 into two sides of the first-layer water horse module to form a first-layer upper water horse module; correspondingly inserting N biconcave biconvex water horse modules 41 above the upper water horse module of the first layer at the same positions as the water horse modules of the first layer to form an upper water horse module of the second layer; and (4) according to the construction method of the upper water horse modules of the first layer and the second layer, sequentially completing the construction of all the upper water horse modules. The distances between the main body 1 of the airtight wall formed by splicing the multilayer water horse modules 4 and the top plate of the roadway and between the main body of the airtight wall and two sides of the roadway are respectively 5-10 cm.
S6, after the multilayer water horse modules 4 are spliced in a staggered manner, clear water or colloid is rapidly injected into the water filling holes 6 of the water horse modules from bottom to top by utilizing the underground water pipes, and in order to reduce the pressure of the weight of the water body on the bottom water horse modules, the amount of the filled water or colloid is gradually reduced from bottom to top.
S7, installing a layer of grid net 2 on one side of the cut away from the closed area, bundling iron wires 3 extending from the grid net 2 on one side close to the closed area on grids of the grid net 2, and bundling and connecting the two grid nets 2.
And S8, filling inorganic materials into gaps between the water horse module 4 and the wall surfaces around the roadway, so that the water horse module 4 and the wall surfaces around the roadway are connected into a closed whole.
In conclusion, according to the light water horse module splicing-based sealing wall and the construction method thereof disclosed by the invention, the sealing wall main body is formed by quickly splicing the light water horse modules, so that the construction efficiency is improved on the basis of ensuring the stability of the sealing wall. And the cavity for containing water or colloid is formed in the water horse module, and the water or colloid is poured into the water horse module in the process of constructing the airtight wall, so that the stability of the airtight wall structure can be further improved.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The utility model provides a sealing wall based on light water horse module is pegged graft, includes the sealing wall main part, its characterized in that, sealing wall main part (1) includes the water horse module (4) of a plurality of grafting, each the inside shaping of water horse module (4) has the cavity that is used for splendid attire water or colloid.
2. The light weight water horse module splicing-based sealing wall as claimed in claim 1, characterized in that the water horse modules (4) are constructed in multiple layers from top to bottom, and the water horse modules (4) in two adjacent layers are spliced in a staggered manner.
3. The light water horse module plugging-based sealing wall according to claim 2, characterized in that the water horse modules (4) are hollow cuboids, each water horse module (4) is formed with a trapezoidal outer convex block (7) and a trapezoidal inner groove (8) which are parallel to the trend of a roadway, and two adjacent layers of water horse modules (4) are in staggered joint clamping connection through the conformal fit of the trapezoidal outer convex blocks (7) and the trapezoidal inner grooves (8).
4. The light weight water horse module plug-in based containment wall of claim 3, characterized in that the water horse modules (4) comprise a first layer water horse module and an upper water horse module; the water horse module at the first layer is a single-concave single-convex water horse module (42), and a trapezoidal outer convex block (7) and a trapezoidal inner groove (8) are formed on the upper surface of the water horse module at the first layer; the upper water horse module comprises a double concave water horse module (43), a double convex water horse module (44) and a double concave double convex water horse module (41); trapezoidal inner grooves (8) are formed in the upper surface and the lower surface of the double concave water horse module (43), trapezoidal outer lugs (7) are formed in the upper surface and the lower surface of the double convex water horse module (44), and trapezoidal outer lugs (7) and trapezoidal inner grooves (8) are formed in the upper surface and the lower surface of the double concave double convex water horse module (41); the length and the width of the single-concave single-convex water horse module (42) are the same as those of the double-concave double-convex water horse module (41), the length of the double-concave water horse module (43) and the length of the double-convex water horse module (44) are half of that of the double-concave double-convex water horse module (41), and the double-concave single-convex water horse module and the double-convex water horse module are respectively arranged at two ends of an odd-numbered layer of the upper water horse; the outer trapezoidal convex blocks (7) and the inner trapezoidal grooves (8) in each layer of the water horse module (4) are distributed in a staggered mode, and the distance between every two adjacent outer trapezoidal convex blocks (7) and the distance between every two adjacent inner trapezoidal grooves (8) are equal.
5. The light water horse module plugging-based containment wall according to claim 1, further comprising two grid nets (2) respectively installed on one side of the containment wall body (1) close to the containment area and one side of the containment wall body far from the containment area, wherein the two grid nets (2) are connected in a bundling manner.
6. The light water horse module plug-in based sealing wall according to claim 1, characterized in that the sealing wall further comprises an inorganic material layer filled between the sealing wall main body (1) and the two sides and the top plate of the roadway.
7. The light weight water horse module plugging-based sealing wall according to claim 1, characterized in that a water filling hole (6) is arranged above one side of each water horse module (4) far away from the closed zone, and a hole cover is correspondingly arranged on each water filling hole (6).
8. A method for constructing a light water horse module plug-in based sealing wall as claimed in any one of claims 1 to 7, which comprises the following steps:
s1, regularizing the pre-closed roadway, and respectively performing cutting on two sides, a top plate and a bottom plate of the roadway;
s2, prefabricating various types of water horse modules (4) according to the size of the roadway;
s3, fixedly mounting a layer of plastic grid net (2) on one side, close to the closed area, in the cut, inserting iron wires (3) into grid holes in four corners of the grid net (2), and then extending two ends of the iron wires (3) to one side far away from the closed area;
s4, sequentially placing the first-layer water horse modules in the tunnel bottom plate cut to complete installation of the first-layer water horse modules;
s5, based on the first-layer water horse module, the staggered installation of the upper water horse module is completed through the conformal fit of the trapezoidal outer convex block (7) and the trapezoidal inner groove (8);
s6, after the staggered splicing of the multilayer water horse modules (4) is finished, clear water or colloid is rapidly injected into the irrigation holes (6) of the water horse modules (4) one by one from bottom to top by utilizing the underground water pipes;
s7, installing a layer of grid net (2) on one side, far away from the closed area, of the cut, bundling iron wires (3) extending from the grid net (2) on one side, close to the closed area, on grids of the grid net (2), and bundling and connecting the two grid nets (2);
and S8, filling inorganic materials into the gap between the water horse module (4) and the wall surface around the roadway, so that the water horse module (4) and the wall surface around the roadway are connected into a closed whole.
9. Method according to claim 8, characterized in that the water horse modules (4) are mounted with a staggered joint: setting the number of single-concave single-convex water horse modules (42) for constructing a first-layer water horse module to be N, sequentially inserting N-1 double-concave double-convex water horse modules (41) into the middle of the first-layer water horse module, and respectively inserting double-concave water horse modules (43) and double-convex water horse modules (44) into two sides of the first-layer water horse module to form a first-layer upper water horse module; n biconcave biconvex water horse modules (41) are correspondingly inserted above the upper water horse module of the first layer, and the placement positions of the biconcave biconvex water horse modules are consistent with those of the water horse module of the first layer, so that the upper water horse module of the second layer is formed; and (4) according to the construction method of the upper water horse modules of the first layer and the second layer, sequentially completing the construction of all the upper water horse modules.
10. The method according to claim 9, characterized in that the depth of the undercut around the roadway is 10-20 cm; the distances between the main body (1) of the sealing wall and the top plate of the roadway and between the main body of the sealing wall and the two sides of the roadway are respectively 5-10 cm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010376930.2A CN111594267A (en) | 2020-05-07 | 2020-05-07 | Light water horse module splicing-based airtight wall and construction method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010376930.2A CN111594267A (en) | 2020-05-07 | 2020-05-07 | Light water horse module splicing-based airtight wall and construction method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112627893A (en) * | 2020-12-22 | 2021-04-09 | 河南理工大学 | 3D printing water gate wall and assembling method thereof |
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| CN2199255Y (en) * | 1994-07-17 | 1995-05-31 | 王军 | Refined combined brick |
| CN205400810U (en) * | 2016-03-09 | 2016-07-27 | 阳泉科汇瓦斯检测技术有限公司 | Mine sealing wall |
| CN106703886A (en) * | 2017-03-16 | 2017-05-24 | 中煤科工集团重庆研究院有限公司 | Underground rapid water-filling type explosion-proof airtight wall |
| CN109083682A (en) * | 2018-08-28 | 2018-12-25 | 辽宁工程技术大学 | A kind of construction method of mine working antiseepage high intensity fire dam |
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2020
- 2020-05-07 CN CN202010376930.2A patent/CN111594267A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2199255Y (en) * | 1994-07-17 | 1995-05-31 | 王军 | Refined combined brick |
| CN205400810U (en) * | 2016-03-09 | 2016-07-27 | 阳泉科汇瓦斯检测技术有限公司 | Mine sealing wall |
| CN106703886A (en) * | 2017-03-16 | 2017-05-24 | 中煤科工集团重庆研究院有限公司 | Underground rapid water-filling type explosion-proof airtight wall |
| CN109083682A (en) * | 2018-08-28 | 2018-12-25 | 辽宁工程技术大学 | A kind of construction method of mine working antiseepage high intensity fire dam |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112627893A (en) * | 2020-12-22 | 2021-04-09 | 河南理工大学 | 3D printing water gate wall and assembling method thereof |
| CN112627893B (en) * | 2020-12-22 | 2024-07-26 | 河南理工大学 | 3D printing sluice wall and assembly method thereof |
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Application publication date: 20200828 |