CN110242245A - Drilling Water expansion plugging drainage device - Google Patents
Drilling Water expansion plugging drainage device Download PDFInfo
- Publication number
- CN110242245A CN110242245A CN201910396068.9A CN201910396068A CN110242245A CN 110242245 A CN110242245 A CN 110242245A CN 201910396068 A CN201910396068 A CN 201910396068A CN 110242245 A CN110242245 A CN 110242245A
- Authority
- CN
- China
- Prior art keywords
- control valve
- diversion pipe
- drainage
- drilling water
- tube
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 59
- 238000005553 drilling Methods 0.000 title claims abstract description 56
- 238000003825 pressing Methods 0.000 claims description 14
- 238000009826 distribution Methods 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims 1
- 239000003245 coal Substances 0.000 abstract description 12
- 238000000034 method Methods 0.000 abstract description 10
- 230000002265 prevention Effects 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 101100334009 Caenorhabditis elegans rib-2 gene Proteins 0.000 description 8
- 238000009434 installation Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 5
- 238000010276 construction Methods 0.000 description 3
- 230000003628 erosive effect Effects 0.000 description 3
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 241000512259 Ascophyllum nodosum Species 0.000 description 1
- 241000208202 Linaceae Species 0.000 description 1
- 235000004431 Linum usitatissimum Nutrition 0.000 description 1
- 241001074085 Scophthalmus aquosus Species 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 239000000872 buffer Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/10—Valve arrangements in drilling-fluid circulation systems
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/10—Valve arrangements in drilling-fluid circulation systems
- E21B21/103—Down-hole by-pass valve arrangements, i.e. between the inside of the drill string and the annulus
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/12—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor using drilling pipes with plural fluid passages, e.g. closed circulation systems
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B33/00—Sealing or packing boreholes or wells
- E21B33/10—Sealing or packing boreholes or wells in the borehole
- E21B33/12—Packers; Plugs
- E21B33/127—Packers; Plugs with inflatable sleeve
- E21B33/1277—Packers; Plugs with inflatable sleeve characterised by the construction or fixation of the sleeve
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Pipe Accessories (AREA)
Abstract
The present invention proposes a kind of Drilling Water expansion plugging drainage device, belongs to underground engineering Drilling Water Prevention Technique field.This Drilling Water expansion plugging drainage device includes diversion pipe, hydraulic control valve, drainage control valve, drainage tube and liaison tube；The top and bottom of diversion pipe are respectively provided with end fastener, several fastening protrusions are arranged in the outer wall of diversion pipe, the outer wall of diversion pipe and the setting hydro-expansive rubber layer between two ends fastener, hydro-expansive rubber layer package fastening protrusion, the outer wall outwardly convex of hydro-expansive rubber layer forms anti-sliding rib, the lower end of diversion pipe is sequentially connected hydraulic control valve, drainage control valve and drainage tube, hydraulic control valve and connects drainage tube through liaison tube；After closing drainage control valve, when the hydraulic pressure of diversion pipe is higher than hydraulic control valve setting hydraulic pressure value, the water of diversion pipe can flow to drainage tube through liaison tube.Beneficial effects of the present invention: it may be implemented stifled to down-hole drilling water seal and drain, effectively administer current coal mine down-hole drilling water problems.
Description
Technical field
The present invention relates to underground engineering Drilling Water Prevention Technique fields, drain more particularly to a kind of Drilling Water expansion plugging
Device.
Background technique
According to incompletely statistics, coal mine flood is that the second largest disaster of fire damp accident is only second in the daily production of coal mine,
Annual all parts of the country coal mine different degrees of can all be influenced by water damage, this is caused to Safety of Coal Mine Production and safety of employees
Immeasurable loss.Coal mine down-hole drilling water is gradually caused as one of important risk factor of coal mine flood, improvement
The great attention of relevant departments.The administering method of coal mine down-hole drilling water routine has " borehole sealing " and " Drilling Water water conservancy diversion " two
Kind.
Borehole sealing, application material are mainly cement-roll, kelp, flax silk, steel pipe, round log rod etc., block process and exist
Very big problem.It is applicability problem first, blocks difficult when drilling flowing water is larger or even can not block.Followed by drill hydraulic pressure
Problem, although having blocked aperture, bore inner will form water column storage hydraulic pressure, and Drilling Water can expand under pressure to periphery
It dissipates, to flow out along the support materials body such as anchor pole, anchor cable, supporting roadway surrounding rock body is destroyed while weakening plugging effect
Intensity, there are security risks.
Drilling Water water conservancy diversion is to be placed directly within irony or plastics inverted funnel outside drilling, then passes through drainpipe and the row of concentration
Water area connection, main still two there are problem.It is seepy question first, because after Drilling Water outflow, a big chunk water
It can be spread along top plate, cause Drilling Water to be collected incomplete.Followed by standardization issue often requires that collect Drilling Water as far as possible
Equipment size is sufficiently large, and increase is an impediment to underground coal mine Standardization Construction while moving cost.
Summary of the invention
The purpose of the present invention is to provide a kind of Drilling Water expansion plugging drainage devices, solve " coal mine down-hole drilling at present
Water is difficult to administer using the conventional administering method such as borehole sealing, Drilling Water water conservancy diversion " the technical issues of.
The present invention provides a kind of Drilling Water expansion plugging drainage device, including diversion pipe, hydraulic control valve, drainage control
Valve, drainage tube and liaison tube；The top and bottom of diversion pipe are provided with end fastener, several are arranged in the outer wall of diversion pipe
Fastening protrusion, the outer wall of diversion pipe and is provided with hydro-expansive rubber layer, hydro-expansive rubber layer between two ends fastener
Package fastening protrusion, the outer wall outwardly convex of hydro-expansive rubber layer form anti-sliding rib, and the lower end of diversion pipe is sequentially connected hydraulic pressure
Control valve, drainage control valve and drainage tube, hydraulic control valve connect drainage tube through liaison tube；After closing drainage control valve, water conservancy diversion
When the hydraulic pressure of pipe is higher than hydraulic control valve setting hydraulic pressure value, the water of diversion pipe can flow to drainage tube through liaison tube.
Further, it the hydro-expansive rubber layer and anti-skidding stupefied is entwined by hydro-expansive rubber item.
Further, the fastening protrusion is in scattered spot distribution.
Further, the anti-sliding rib is arranged in the shape of a spiral.
Further, the hydraulic control valve includes valve body, pressure regulation screw thread, look nut, pressure regulation ball and pressure spring, valve
The diversion cavity that offers flow-guiding channel and be connected to flow-guiding channel in vivo, one end connection diversion pipe of flow-guiding channel, in diversion cavity
It is provided with internal screw thread, the threaded one end of pressure regulation screw thread is connected in diversion cavity, and the other end of pressure regulation screw thread connects liaison tube, pressure regulation
Screw thread is threadedly coupled look nut, and diversion cavity is interior and pressure regulation ball is arranged in the other end exit of flow-guiding channel, and pressure regulation ball can seal
The other end outlet of stifled flow-guiding channel, is arranged pressure spring inside pressure regulation screw thread, and the end of pressure spring squeezes pressure regulation ball to leading
The other end of circulation road exports.
Further, the drainage control valve, drainage tube are connected with liaison tube three through threeway.
Further, the lower end of diversion pipe is respectively through screwed connection hydraulic control valve and drainage control valve.
Further, the lower end outer wall of the diversion pipe, which is arranged with, allows pressing spring, and the lower end connection of diversion pipe allows pressing spring
Upper end, allow the lower end of pressing spring to be connected with hook through rope yarn.
Compared with prior art, Drilling Water expansion plugging drainage device of the invention has the characteristics that and advantage:
Drilling Water expansion plugging drainage device of the invention may be implemented stifled to down-hole drilling water seal and drain, effectively controls
Current coal mine down-hole drilling water problems is managed, reliable, drainage is blocked conveniently, breaches the technical bottleneck of mine drilling water process；It should
Fast Installation may be implemented, with boring installation, single installation in device, quick for installation, conveniently, and the construction operation time is short, at low cost；It should
Device has the characteristic for allowing and pressing erosion control, can satisfy underground work requirement.
After a specific embodiment of the invention is read in conjunction with the figure, the features and advantages of the invention be will become clearer.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is the present invention
Some embodiments for those of ordinary skill in the art without creative efforts, can also basis
These attached drawings obtain other attached drawings.
Fig. 1 is the structural schematic diagram of Drilling Water of embodiment of the present invention expansion plugging drainage device；
Fig. 2 is the partial cutaway view of Drilling Water of embodiment of the present invention expansion plugging drainage device.
Specific embodiment
As shown in Figure 1 and Figure 2, the present embodiment provides a kind of Drilling Water expansion plugging drainage devices, including diversion pipe 4, hydraulic pressure
The components such as control valve, drainage control valve 12, drainage tube 16 and liaison tube 15.
The upper end (left end in Fig. 1) of diversion pipe 4 and lower end (right end in Fig. 1) are provided with end fastener 5.End
Fastener 5 is sleeve-like configuration, and the end fastener 5 at both ends is for hydro-expansive rubber layer 1 to be fixedly clamped.Diversion pipe 4
Several fastening protrusions 3 are arranged in outer wall, and fastening protrusion 3 is in dissipate spot distribution.The outer wall of diversion pipe 4 and in two ends fastener 5
Between be arranged hydro-expansive rubber layer 1.The package fastening of hydro-expansive rubber layer 1 protrusion 3.The fastening protrusion 3 for dissipating spot distribution, makes
Diversion pipe 4 is securely connect with hydro-expansive rubber layer 1, avoids diversion pipe 4 and chance water when delivering diversion pipe 4 into drilling swollen
Dislocation movement occurs between swollen rubber layer 1.The outer wall outwardly convex of hydro-expansive rubber layer 1 forms anti-sliding rib 2, and anti-sliding rib 2 is in spiral shell
Revolve shape arrangement.Hydro-expansive rubber layer 1 and anti-sliding rib 2 are entwined by hydro-expansive rubber item.Hydro-expansive rubber item
Thickness be not less than 10mm, expansion rate be not less than 1.2.The anti-sliding rib 2 arranged in the shape of a spiral, on the one hand, can be rotated diversion pipe 4 with
By diversion pipe 4 and hydro-expansive rubber layer 1 together Auger drilling bore inner；On the other hand, in hydro-expansive rubber layer 1, anti-
After 2 water-swellable of sliding rib, anti-sliding rib 2 enhances the friction between hydro-expansive rubber layer 1 and drill hole inner wall, makes hydro-expansive rubber
Layer 1 and drill hole inner wall secure fit.
Diversion pipe 4 and hydro-expansive rubber layer 1 thereon, anti-sliding rib 2 can be set according to the size of drilling, to meet not
The drilling of same diameter, different angle, different depth.The size of drainage tube 16 can be adapted to drainage underground pipeline.
The lower end outer wall of diversion pipe 4, which is arranged with, allows pressing spring 11, and the lower end connection of diversion pipe 4 allows the upper end of pressing spring 11,
The lower end of pressing spring 11 is allowed to be connected with hook 14 through steel strand wires 13.By hook 14 hang on top plate support apparatus (such as anchor pole,
Anchor net etc.) on, make this Drilling Water expansion plugging drainage device by allowing pressing spring 11 and top plate contact.By allowing when roof weighting
Pressing spring 11 buffers, in this way, the device is made to have the characteristic for allowing and pressing erosion control, can satisfy underground work requirement, improves device
The security performance used.
The lower end of diversion pipe 4 is sequentially connected hydraulic control valve, drainage control valve 12 and drainage tube 16, and hydraulic control valve is through joining
Network pipe 15 connects drainage tube 16.Wherein, the lower end of diversion pipe 4 is through screwed connection hydraulic control valve, and the lower end of diversion pipe 4 is through screw thread
Connection drainage control valve, drainage control valve 12, drainage tube 16 and 15 three of liaison tube connect through threeway 17.Diversion pipe 4 and hydraulic pressure
Control valve, drainage control valve 12 are by screwed connection, so that hydraulic control valve, drainage control valve 12 and liaison tube 15, drainage tube
16 etc. may be reused, and effectively reduce the cost of drilling water process.
Hydraulic control valve includes valve body 6, pressure regulation screw thread 8, look nut 7, pressure regulation ball 9 and pressure spring 10.It is opened in valve body 6
Equipped with flow-guiding channel 61 and diversion cavity 62, flow-guiding channel 61 is connected to diversion cavity 62.One end of flow-guiding channel 61 is connected to diversion pipe
4, be provided with internal screw thread in diversion cavity 62, the threaded one end of pressure regulation screw thread 8 is connected in diversion cavity 62, pressure regulation screw thread 8 it is another
End connection liaison tube 15.Pressure regulation screw thread 8 is threadedly coupled look nut 7.It is brought out in diversion cavity 62 and in the another of flow-guiding channel 61
Pressure regulation ball 9 is set at mouthful, and the sectional dimension of pressure regulation ball 9 is greater than the sectional dimension that the other end of flow-guiding channel 61 exports, pressure regulation ball 9
The other end outlet of flow-guiding channel 61 can be blocked.Pressure spring 10 is set inside pressure regulation screw thread 8, and the end of pressure spring 10 squeezes
The other end of pressure regulation ball 9 to flow-guiding channel 61 exports.
It is threaded in or out by pressure regulation screw thread 8 in diversion cavity 62, to change the decrement of pressure spring 10, changes pressure regulation bullet
Spring 10 exchanges the pressure of pressure ball, to be that hydraulic control valve sets hydraulic pressure value according to requirement of actual working condition.After setting hydraulic pressure value,
Pressure regulation screw thread 8 is fastened by look nut 7, pressure regulation screw thread 8 is made to be locked in diversion cavity 62.After closing drainage control valve 12, water conservancy diversion
When the hydraulic pressure of pipe 4 is higher than hydraulic control valve setting hydraulic pressure value, the water of diversion pipe 4 can flow to drainage tube 16 through liaison tube 15.
It is as follows that the Drilling Water expansion plugging drainage device of the present embodiment is installed into the process to drilling: opening drainage control valve
12, diversion pipe 4 is protruded into drilling, Drilling Water passes sequentially through diversion pipe 4, drainage control valve 12, threeway 17 and drainage tube 16 and flows out,
And continue to flow at central drainage by the road.Drainage control valve 12 continues to keep it turned on, and discharge cycle is formed, to avoid brill
Water column with pressure is formed in hole.Meanwhile Drilling Water flow to hydro-expansive rubber layer 1 through end fastener 5 from the outside of diversion pipe 4 and makes
Hydro-expansive rubber layer 1 and anti-sliding rib 2 expand, and reach setting time to water-expansible rubber layer 1 and the expansion of anti-sliding rib 2 and realize sufficiently
After expansion, drainage control valve 12 is closed, realizes and blocks.When the hydraulic pressure (hydraulic pressure of diversion pipe 4) in drilling is higher than hydraulic control valve
When setting hydraulic pressure value, the water of diversion pipe 4 can flow to drainage tube 16 through liaison tube 15, realize the overvoltage protection to Drilling Water and realization
Drainage, and continue to flow at central drainage by the road.
The Drilling Water expansion plugging drainage device of the present embodiment may be implemented stifled to down-hole drilling water seal and drain, effectively
Current coal mine down-hole drilling water problems is administered, reliable, drainage is blocked conveniently, breaches the technical bottleneck of mine drilling water process.
Fast Installation may be implemented, with boring installation, single installation in the device, quick for installation, conveniently, and the construction operation time is short, at low cost.
The device has the characteristic for allowing and pressing erosion control, can satisfy underground work requirement.
Certainly, the above description is not a limitation of the present invention, and the present invention is also not limited to the example above, this technology neck
The variations, modifications, additions or substitutions that the technical staff in domain is made within the essential scope of the present invention also should belong to of the invention
Protection scope.
Claims (8)
1. a kind of Drilling Water expansion plugging drainage device, it is characterised in that: including diversion pipe, hydraulic control valve, drainage control valve,
Drainage tube and liaison tube；The top and bottom of diversion pipe are provided with end fastener, and it is tight that several are arranged in the outer wall of diversion pipe
Gu protrusion, the outer wall of diversion pipe and is provided with hydro-expansive rubber layer between two ends fastener, hydro-expansive rubber layer packet
Solid protrusion is wrapped, the outer wall outwardly convex of hydro-expansive rubber layer forms anti-sliding rib, and the lower end of diversion pipe is sequentially connected Water pressure controlled
Valve processed, drainage control valve and drainage tube, hydraulic control valve connect drainage tube through liaison tube；After closing drainage control valve, diversion pipe
Hydraulic pressure be higher than hydraulic control valve setting hydraulic pressure value when, the water of diversion pipe can flow to drainage tube through liaison tube.
2. Drilling Water expansion plugging drainage device according to claim 1, it is characterised in that: the hydro-expansive rubber layer
And it anti-skidding stupefied is entwined by hydro-expansive rubber item.
3. Drilling Water expansion plugging drainage device according to claim 1, it is characterised in that: the fastening protrusion is in scatterplot
Shape distribution.
4. Drilling Water expansion plugging drainage device according to claim 1, it is characterised in that: the anti-sliding rib is in the shape of a spiral
Arrangement.
5. Drilling Water expansion plugging drainage device according to claim 1, it is characterised in that: the hydraulic control valve includes
Valve body, pressure regulation screw thread, look nut, pressure regulation ball and pressure spring offer flow-guiding channel in valve body and are connected to flow-guiding channel
Diversion cavity, one end of flow-guiding channel is connected to diversion pipe, internal screw thread, the threaded one end connection of pressure regulation screw thread is provided in diversion cavity
In in diversion cavity, the other end of pressure regulation screw thread connects liaison tube, and pressure regulation screw thread is threadedly coupled look nut, in diversion cavity and in leading
Pressure regulation ball is arranged in the other end exit of circulation road, and the other end that pressure regulation ball can block flow-guiding channel exports, inside pressure regulation screw thread
Pressure spring is set, and the other end that the end of pressure spring squeezes pressure regulation ball to flow-guiding channel exports.
6. Drilling Water expansion plugging drainage device according to claim 1, it is characterised in that: the drainage control valve draws
Flow tube is connected with liaison tube three through threeway.
7. Drilling Water expansion plugging drainage device according to claim 1, it is characterised in that: the lower end of diversion pipe passes through respectively
Screwed connection hydraulic control valve and drainage control valve.
8. Drilling Water expansion plugging drainage device according to claim 1, it is characterised in that: outside the lower end of the diversion pipe
Wall, which is arranged with, allows pressing spring, and the lower end connection of diversion pipe allows the upper end of pressing spring, and the lower end of pressing spring is allowed to be connected with extension through rope yarn
Hook.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910396068.9A CN110242245A (en) | 2019-05-14 | 2019-05-14 | Drilling Water expansion plugging drainage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910396068.9A CN110242245A (en) | 2019-05-14 | 2019-05-14 | Drilling Water expansion plugging drainage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110242245A true CN110242245A (en) | 2019-09-17 |
Family
ID=67884333
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910396068.9A Pending CN110242245A (en) | 2019-05-14 | 2019-05-14 | Drilling Water expansion plugging drainage device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110242245A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112593983A (en) * | 2020-12-31 | 2021-04-02 | 三峡大学 | Diversion consolidation technology-based tunnel water bursting expansion plugging structure and application method thereof |
-
2019
- 2019-05-14 CN CN201910396068.9A patent/CN110242245A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112593983A (en) * | 2020-12-31 | 2021-04-02 | 三峡大学 | Diversion consolidation technology-based tunnel water bursting expansion plugging structure and application method thereof |
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