CN107829746B - Shaft water interception structure and shaft with same - Google Patents
Shaft water interception structure and shaft with same Download PDFInfo
- Publication number
- CN107829746B CN107829746B CN201711082117.9A CN201711082117A CN107829746B CN 107829746 B CN107829746 B CN 107829746B CN 201711082117 A CN201711082117 A CN 201711082117A CN 107829746 B CN107829746 B CN 107829746B
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- water
- wall
- well wall
- shaft
- interception
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 244
- 230000000903 blocking effect Effects 0.000 claims 1
- 239000002349 well water Substances 0.000 abstract description 2
- 235000020681 well water Nutrition 0.000 abstract 1
- 230000008901 benefit Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000000034 method 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
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D8/00—Shafts not provided for in groups E21D1/00 - E21D7/00
-
- 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
- E21F16/00—Drainage
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Sewage (AREA)
Abstract
The invention discloses a vertical shaft water interception structure and a vertical shaft with the same, comprising: the well wall water interception groove is formed by outwards sinking the inner wall surface of the well wall in the radial direction, extends along the circumferential direction of the well wall and is limited with a water interception space; the water baffle is fixed on the well wall surface positioned at the lower edge of the well wall water interception groove and is used for guiding the well wall water to flow into the well water interception space; the water guide pipe is pre-buried in the well wall and used for leading out water in the water interception space. According to the vertical shaft water interception structure, the water interception grooves are formed in the inner wall surface of the well wall, the grooves define water interception spaces, the water baffle plate guides well wall water to the water interception spaces, the water guide pipe is buried in the well wall and communicated with the groove parts to guide water in the water interception spaces, and the water interception structure is arranged on the well wall, so that the well wall water can be intercepted for many times and is led into each middle section level.
Description
Technical Field
The invention relates to the technical field of vertical shaft water interception, in particular to a vertical shaft water interception structure and a vertical shaft with the same.
Background
Shafts are one of the important modes of mining, especially deep mining is a necessary key project, and problems caused by water damage are more and more prominent with the increase of the depth of a shaft; water in the shaft is an important factor limiting the service life of steel structures in the shaft and is one of the key factors causing severe environments of the shaft. Reducing the influence of shaft water damage on a shaft well, and seeking a reasonable water control technology is a problem which must be considered in shaft construction. The traditional method is that the total water inflow of a shaft is controlled in a certain range by adopting grouting plugging during construction, measures such as a rain shed are adopted at a shaft door, the traditional rain shed mode can only partially improve the personnel activity space environment at the door, well wall running water cannot be cut off, the water inflow at the bottom of the shaft is larger at the deeper part of the shaft, and the water damage in the shaft space is more serious.
Disclosure of Invention
The present invention aims to solve at least to some extent one of the above technical problems.
Therefore, the vertical shaft water interception structure is simple in structure, safe, reliable, easy to realize and capable of intercepting well wall water.
A second aspect of the present invention is to provide a shaft having the above-described intercepting structure.
According to an embodiment of the invention, a shaft water interception structure comprises:
the well wall water interception groove is formed by outwards sinking the inner wall surface of the well wall of the vertical shaft along the radial direction, extends along the circumferential direction of the well wall and is limited with a water interception space;
the water baffle is fixed on the well wall positioned at the lower edge of the well wall water interception groove and is used for guiding the water drenching on the well wall to flow into the water interception space of the well wall water interception groove;
and the water guide pipe is pre-buried in the well wall and is used for leading out the water in the water interception space.
According to the vertical shaft water interception structure provided by the embodiment of the invention, the well wall water interception grooves are formed in the inner wall surface of the well wall, the water interception grooves define the water interception space, the water baffle plate guides well wall water to the water interception space, the water guide pipe is buried in the well wall and communicated with the well wall water interception grooves to guide out water in the water interception space, and the well wall water interception structure is arranged on the well wall, so that the well wall water can be intercepted for many times and guided into each middle section level, the working environment of each horizontal horse door is improved, the space occupying the vertical shaft is greatly reduced, the water interception structure is simple in structure and easy to construct, and good economic and social benefits are achieved.
In addition, the shaft water interception structure according to the embodiment of the invention can also have the following additional technical characteristics:
according to one embodiment of the invention, the borehole wall water interception groove is formed as an annular groove extending along the circumference of the borehole wall.
According to one embodiment of the invention, the well wall water interception groove is one and is formed in the middle of the inner wall surface of the well wall; or the plurality of the well wall water interception grooves are arranged at intervals along the depth direction of the vertical shaft, and the water baffle plates are in one-to-one correspondence with the well wall water interception grooves.
According to one embodiment of the invention, the well wall water interception groove comprises: a guide surface formed as a slope extending obliquely outward and downward along an inner wall surface of the well wall; and a horizontal plane formed as a plane extending substantially in a horizontal direction, an outer end of the horizontal plane being connected to a lower end of the guide surface, and an inner end of the horizontal plane extending to an inner wall surface of the well wall.
According to one embodiment of the invention, the well wall water interception groove further comprises: the vertical surface is formed into a plane extending along the vertical direction, the vertical surface is arranged between the guide surface and the horizontal surface, the upper end of the vertical surface is connected with the lower end of the guide surface, and the lower end of the vertical surface is connected with the outer end of the horizontal surface.
According to one embodiment of the invention, the water deflector comprises: the connecting plate is arranged on the inner wall surface of the well wall and is connected with the inner wall surface of the well wall; the lower end of the water guide plate is connected with the upper end of the connecting plate, and the upper end of the water guide plate extends obliquely inwards and upwards along the radial direction of the well wall.
According to one embodiment of the invention, the inclination angle of the water guide plate is equal to the inclination angle of the guide surface.
According to one embodiment of the invention, the lower end of the water guide plate is flush with the horizontal plane.
According to one embodiment of the invention, the water deflector is formed as a ring extending in the circumferential direction of the well wall.
According to one embodiment of the invention, the connecting plate is mounted on the inner wall surface of the well wall through bolts.
According to one embodiment of the invention, the connection plate is integrally formed with the water guide plate.
According to one embodiment of the invention, the water conduit extends substantially in a vertical direction, the upper end of the water conduit being arranged on the horizontal plane.
The shaft according to the second aspect of the invention comprises a shaft intercept structure according to the first aspect of the invention.
According to the shaft of the second aspect of the invention, the drainage performance of the shaft wall surface is improved by arranging the shaft water interception structure according to the first aspect of the invention.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
The foregoing and/or additional aspects and advantages of the invention will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
fig. 1 is a schematic structural view of a shaft according to an embodiment of the present invention.
Reference numerals:
a shaft 100;
a borehole wall 10; a water interception space 11; a guide surface 12; a horizontal plane 13; a vertical face 14; a well wall water interception groove 15;
a water deflector 20; a connection plate 21; a water guide plate 22;
and a water conduit 30.
Detailed Description
Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present invention and should not be construed as limiting the invention.
In the description of the present invention, it should be understood that the terms "center," "upper," "lower," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the invention and simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
A water intercepting structure of the shaft 100 according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings.
As shown in fig. 1, the shaft water interception structure according to the embodiment of the present invention includes a shaft wall water interception groove 15, a water baffle 20, and a water guide pipe 30.
Specifically, the well wall water interception groove 15 is formed by the inner wall surface of the well wall 10 of the vertical shaft 100 being recessed radially outwards, the well wall water interception groove 15 extends along the circumferential direction of the well wall 10, and the water interception space 11 is defined in the well wall water interception groove 15. The water baffle 20 is fixed on the well wall 10 at the lower edge of the well wall water interception groove 15, and the water baffle 20 is used for guiding the water sprayed on the well wall 10 to flow into the water interception space 11 of the well wall water interception groove 15. The water guide pipe is pre-buried in the well wall 10 and is used for leading out water in the water interception space 11.
As shown in fig. 1, a channel penetrating along the axial direction of the well wall 10 is defined on the inner side of the well wall 10, at least one well wall water interception groove 15 recessed outwards along the radial direction of the well wall is formed on the inner wall surface of the well wall 10, a water interception space 11 communicated with the channel is defined in the well wall water interception groove 15, a water baffle 20 is arranged on the inner wall surface of the well wall 10, at least one part of the water baffle 20 is used for guiding water sprayed on the well wall 10 to the water interception space 11, and a water guide pipe 30 is embedded between the inner wall surface and the outer wall surface of the well wall 10 and communicated with the water interception space 11 so as to lead out water in the water interception space 11.
In other words, according to the shaft 100 of the embodiment of the present invention, the wall water interception groove 15 is formed on the inner wall surface of the wall 10, the water interception space 11 is defined in the wall water interception groove 15, a part of water on the inner wall surface of the wall 10 can flow into the water interception space 11 along the inner wall surface of the wall 10, the water baffle 20 is formed on the inner wall surface of the wall 10, the water baffle 20 can be used for guiding water dripping on the inner wall surface of the wall 10 into the water interception space 11, the water guide pipe 30 is pre-buried between the inner wall surface and the outer wall surface of the wall 10, one end of the water guide pipe 30 is communicated with the water interception space 11, and the other end of the water guide pipe 30 can be communicated with the drainage structure to drain water in the water interception space 11.
Therefore, according to the shaft water interception structure provided by the embodiment of the invention, the shaft wall water interception grooves 15 are formed in the inner wall surface of the shaft wall, the water interception spaces 11 are defined by the shaft wall water interception grooves 15, the water baffle 20 guides the shaft wall water to the water interception spaces 11, the water guide pipes 30 are buried in the shaft wall 10 and are communicated with the shaft wall water interception grooves 15 to guide the water in the water interception spaces 11, and the plurality of shaft wall water interception grooves 15 are formed in the shaft wall, so that the multiple interception of the shaft wall water and the introduction of the water guide pipes 30 can be realized, the operation environment of each horizontal horsehead door is improved, the space occupying the shaft 100 is reduced to the greatest extent, and the shaft water interception structure is simple in structure, easy to construct and good in economic and social benefits.
It should be noted that, the well wall water interception groove 15 provided on the well wall of the vertical well can form a ring around the circumference of the inner wall of the well wall, the well wall water interception groove 15 defines the water interception space 11 for intercepting water on the well wall, the water baffle 20 can guide water flow to flow into the water interception space 11, the water guide pipe 30 is provided in the well wall, the structure is stable, the space in the well is not occupied, and the number of the water guide pipes 30 can be selected according to specific situations.
The well wall water interception groove 15 is formed as an annular groove extending along the circumferential direction of the well wall 10. In other words, the water interception space 11 forms an annular groove on the inner wall surface of the well wall, and the annular groove can fully utilize the inner wall surface of the well wall, so that the interception effect of the well wall is better, and the working environment of the shaft is further improved.
In some embodiments of the present invention, a wall water interception groove 15 is formed on the wall 10, and the wall water interception groove 15 is formed in the middle of the inner wall surface of the wall 10. In other embodiments, the plurality of the well wall water interception grooves can be arranged at intervals along the depth direction of the vertical shaft, and the water baffles are in one-to-one correspondence with the well wall water interception grooves. Here, the number and the positions of the water intercepting grooves 15 of the well wall can be reasonably selected according to the well wall environment and the structure of the well wall, so as to achieve the optimal intercepting effect.
Alternatively, according to an embodiment of the present invention, the wall interception groove 15 includes a guide surface 12 and a horizontal surface 13, wherein the guide surface 12 is formed as a slope extending obliquely downward outwardly along an inner wall surface of the wall, the horizontal surface 13 is formed as a plane extending substantially in a horizontal direction, an outer end of the horizontal surface 13 is connected to a lower end of the guide surface 12, and an inner end of the horizontal surface 13 extends to the inner wall surface of the wall.
In other words, the well wall water interception groove 15 is at least formed by two parts of a guide surface 12 and a horizontal surface 13, the guide surface 12 is arranged in the well wall, extends along the thickness direction of the inner wall of the well wall, and inclines towards the bottom direction of the well wall, the guide surface 12 and the horizontal surface 13 form an acute angle, water sprayed on the well wall flows into the well wall water interception groove 15 along the guide surface 12, the horizontal surface 13 is connected with the guide surface 12 to receive the water introduced by the guide surface 12, and the well wall water interception groove 15 is simple in structure and convenient to construct.
According to one embodiment of the invention, the wall-of-a-well water intercepting recess 15 further comprises a vertical surface 14, the vertical surface 14 being formed as a plane extending substantially in a vertical direction, the vertical surface 14 being arranged between the guiding surface 12 and the horizontal surface 13, an upper end of the vertical surface 14 being connected to a lower end of the guiding surface 12, and a lower end of the vertical surface 14 being connected to an outer end of the horizontal surface 13. Thus, the vertical surface 14 not only can increase the volume of the water interception space 11, but also can make the structure of the well wall water interception groove 15 more stable.
In some embodiments of the present invention, the water deflector 20 includes a connection plate 21 and a water guide plate 22, wherein the connection plate 21 is disposed on and connected to an inner wall surface of the well wall, and a lower end of the water guide plate 22 is connected to an upper end of the connection plate 21, and an upper end of the water guide plate 22 extends obliquely upward and inward in a radial direction of the well wall.
Specifically, the water baffle 20 mainly comprises a connecting plate 21 and a water guide plate 22, the connecting plate 21 is connected with the inner wall surface of the well wall to fix the water baffle 20 on the inner wall surface of the well wall, the lower end of the water guide plate 22 is connected with the upper end of the connecting plate 21, the water guide plate 22 obliquely extends along the direction towards the axis of the well wall and the wellhead, the water baffle 20 not only can stop a part of water in the water interception space 11 to flow out along the inner wall of the well wall, but also the inclined water baffle 20 is convenient for enabling water in the well wall 10 to flow into the water interception space 11.
In some embodiments of the present invention, the inclination angle of the water guide plate 22 is equal to the inclination angle of the guide surface 12, and optionally, the lower end of the water guide plate 22 is flush with the horizontal plane 13, and the water guide plate 22 is stable in structure, convenient to construct, and capable of guaranteeing the water interception effect.
It can be appreciated that the water baffle 20 may also extend into a circular ring shape along the circumference of the well wall 10 to cooperate with the water interception space 11, so as to avoid water in the water interception space 11 flowing out along the inner wall of the well wall, thereby affecting the water interception effect and causing potential safety hazard in the well.
In one embodiment of the invention, the connecting plate 21 is connected with the inner wall of the well wall through bolts, so that the connecting plate is convenient to disassemble and easy to construct.
Alternatively, the connecting plate 21 and the water guide plate 22 are integrally formed, and the integrally formed water guide plate 20 is stable in structure, simple in processing technology and low in cost.
In yet another embodiment of the present invention, the water guide pipe 30 may be buried in the well wall in advance, so as to reduce the difficulty of post construction, the water guide pipe 30 is placed in a substantially vertical direction, the upper end of the water guide pipe 30 extends to the horizontal plane 13 and is communicated with the water interception space 11, and the water guide pipe 30 guides the water in the water interception space 11 to each level, thereby improving the working environment of the deep well and facilitating the working of the working personnel in the deep well.
In summary, according to the water interception structure of the vertical shaft 100 in the embodiment of the invention, the water interception grooves 15 are formed on the inner wall surface of the shaft wall 10, the water interception grooves 15 define the water interception space 11, the water interception spaces 11 are caused by water in the channel by the water baffles 20, the water guide pipes 30 are buried in the shaft wall and are communicated with the water interception grooves 15 to guide out the water in the water interception spaces 11, so that the water interception of the shaft wall can be realized for a plurality of times and be guided into each middle section level, the operation environment of each horizontal horsedoor is improved, the space occupying the shaft wall is greatly reduced, and the vertical shaft has simple structure, easy construction and good economic and social benefits.
A shaft according to an embodiment of the second aspect of the invention comprises a shaft intercept structure according to an embodiment of the first aspect of the invention.
According to the vertical shaft of the second aspect of the embodiment of the invention, by arranging the vertical shaft water interception structure of the first aspect of the embodiment of the invention, water sprayed on a shaft wall can be led out by utilizing the water interception structure, the operation environment of each horizontal horsehead door is effectively improved, and the vertical shaft is simple in structure, easy to construct and good in economic benefit and social benefit.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Although embodiments of the present invention have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the invention, and that variations, modifications, alternatives, and variations may be made in the above embodiments by those skilled in the art without departing from the spirit and principles of the invention.
Claims (11)
1. A shaft water interception structure, comprising:
the well wall water interception groove is formed by outwards sinking the inner wall surface of the well wall of the vertical shaft along the radial direction, extends along the circumferential direction of the well wall and is limited with a water interception space;
the water baffle is fixed on a well wall positioned at the lower edge of the well wall water interception groove and used for guiding water on the well wall to flow into the water interception space of the well wall water interception groove, the water baffle comprises a connecting plate and a water guide plate, the connecting plate is arranged on the inner wall surface of the well wall and is connected with the inner wall surface of the well wall, the lower end of the water guide plate is connected with the upper end of the connecting plate, the upper end of the water guide plate extends obliquely inwards and upwards along the radial direction of the well wall, and the connecting plate and the water guide plate are integrally formed;
and the water guide pipe is pre-buried in the well wall and is used for leading out the water in the water interception space.
2. The shaft water interception structure according to claim 1, wherein said shaft wall water interception groove is formed as an annular groove extending in a circumferential direction of said shaft wall.
3. The shaft intercept structure of claim 1, wherein,
the well wall water interception groove is formed in the middle of the inner wall surface of the well wall; or (b)
The plurality of the well wall water interception grooves are arranged at intervals along the depth direction of the vertical shaft, and the water baffle plates are in one-to-one correspondence with the well wall water interception grooves.
4. A shaft water interception structure according to claim 3 wherein said shaft wall water interception recess comprises:
a guide surface formed as a slope extending obliquely outward and downward along an inner wall surface of the well wall;
the horizontal surface is formed into a plane extending along the horizontal direction, the outer end of the horizontal surface is connected with the lower end of the guide surface, and the inner end of the horizontal surface extends to the inner wall surface of the well wall.
5. The shaft water interception structure of claim 4 wherein said shaft wall water interception groove further comprises:
the vertical surface is formed into a plane extending along the vertical direction, the vertical surface is arranged between the guide surface and the horizontal surface, the upper end of the vertical surface is connected with the lower end of the guide surface, and the lower end of the vertical surface is connected with the outer end of the horizontal surface.
6. The shaft intercept structure of claim 5, wherein an inclination angle of the water guide plate is equal to an inclination angle of the guide surface.
7. The shaft intercept structure of claim 4, wherein a lower end of the water guide plate is flush with the horizontal plane.
8. The shaft water interception structure according to claim 1, wherein said water blocking plate is formed in a ring shape extending in a circumferential direction of said well wall.
9. The shaft water interception structure according to claim 1, wherein said connection plate is mounted on an inner wall surface of said well wall by bolts.
10. The shaft intercept structure of claim 4, wherein the draft tube extends in a vertical direction, and an upper end of the draft tube is disposed on the horizontal plane.
11. A shaft comprising a shaft cut-off structure according to any one of claims 1-10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711082117.9A CN107829746B (en) | 2017-11-01 | 2017-11-01 | Shaft water interception structure and shaft with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711082117.9A CN107829746B (en) | 2017-11-01 | 2017-11-01 | Shaft water interception structure and shaft with same |
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| Publication Number | Publication Date |
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| CN107829746A CN107829746A (en) | 2018-03-23 |
| CN107829746B true CN107829746B (en) | 2024-03-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711082117.9A Active CN107829746B (en) | 2017-11-01 | 2017-11-01 | Shaft water interception structure and shaft with same |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112780281A (en) * | 2021-01-04 | 2021-05-11 | 长沙有色冶金设计研究院有限公司 | Deep vertical shaft and construction method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4156236A (en) * | 1978-02-08 | 1979-05-22 | Conkle Ellsworth V | Mine roof movement monitor |
| CN101638986A (en) * | 2009-04-13 | 2010-02-03 | 中煤第五建设公司第三工程处 | Movable water interception method for spraying water of well cylinders and well walls and movable water interception trough |
| CN201705355U (en) * | 2010-06-11 | 2011-01-12 | 山东科技大学 | Composite well wall of water guide release type vertical well |
| CN203441529U (en) * | 2013-08-09 | 2014-02-19 | 中国瑞林工程技术有限公司 | Shaft multiple section parallel interception device |
| CN105064380A (en) * | 2015-07-08 | 2015-11-18 | 甘肃路桥建设集团有限公司 | Rich underwater high slope water control antiskid composition |
| CN205895309U (en) * | 2016-07-11 | 2017-01-18 | 陈昌厚 | Prevention of seepage water system for pitshaft driving |
-
2017
- 2017-11-01 CN CN201711082117.9A patent/CN107829746B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4156236A (en) * | 1978-02-08 | 1979-05-22 | Conkle Ellsworth V | Mine roof movement monitor |
| CN101638986A (en) * | 2009-04-13 | 2010-02-03 | 中煤第五建设公司第三工程处 | Movable water interception method for spraying water of well cylinders and well walls and movable water interception trough |
| CN201705355U (en) * | 2010-06-11 | 2011-01-12 | 山东科技大学 | Composite well wall of water guide release type vertical well |
| CN203441529U (en) * | 2013-08-09 | 2014-02-19 | 中国瑞林工程技术有限公司 | Shaft multiple section parallel interception device |
| CN105064380A (en) * | 2015-07-08 | 2015-11-18 | 甘肃路桥建设集团有限公司 | Rich underwater high slope water control antiskid composition |
| CN205895309U (en) * | 2016-07-11 | 2017-01-18 | 陈昌厚 | Prevention of seepage water system for pitshaft driving |
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| Publication number | Publication date |
|---|---|
| CN107829746A (en) | 2018-03-23 |
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