CN110159552A - To the spiral drainage arrangement of mash gas pumping drilling and method under one kind - Google Patents
To the spiral drainage arrangement of mash gas pumping drilling and method under one kind Download PDFInfo
- Publication number
- CN110159552A CN110159552A CN201910474473.8A CN201910474473A CN110159552A CN 110159552 A CN110159552 A CN 110159552A CN 201910474473 A CN201910474473 A CN 201910474473A CN 110159552 A CN110159552 A CN 110159552A
- Authority
- CN
- China
- Prior art keywords
- helix pipe
- gas pumping
- inner helix
- mash gas
- outer 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.)
- Granted
Links
- 238000005553 drilling Methods 0.000 title claims abstract description 54
- 238000005086 pumping Methods 0.000 title claims abstract description 38
- 238000000034 method Methods 0.000 title claims abstract description 23
- 230000011218 segmentation Effects 0.000 claims abstract description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 27
- 230000013011 mating Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 5
- 238000007789 sealing Methods 0.000 description 6
- 239000003245 coal Substances 0.000 description 5
- 238000000605 extraction Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000037361 pathway Effects 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 238000006467 substitution reaction Methods 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
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/22—Rods or pipes with helical structure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D1/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
- F04D1/04—Helico-centrifugal pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D13/00—Pumping installations or systems
- F04D13/02—Units comprising pumps and their driving means
- F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
- F04D13/08—Units comprising pumps and their driving means the pump being electrically driven for submerged use
- F04D13/10—Units comprising pumps and their driving means the pump being electrically driven for submerged use adapted for use in mining bore holes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/60—Mounting; Assembling; Disassembling
- F04D29/62—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps
- F04D29/628—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps especially adapted for liquid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
- F04D29/708—Suction grids; Strainers; Dust separation; Cleaning specially for liquid pumps
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Fluid Mechanics (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Physics & Mathematics (AREA)
- Earth Drilling (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The present invention provides under one kind to the spiral drainage arrangement of mash gas pumping drilling and method, it is related to gas drainage technical field, including rotating member, explosion-proof power device, connecting elements and header tank, rotating member includes multiple segmentations, each segmentation includes outer tube and inner helix pipe, and explosion-proof power device drives inner helix pipe rotation, is provided with auger stem structure in inner helix pipe, deep groove ball bearing is provided between inner helix pipe and outer tube, inner helix pipe rotates in outer tube；Connecting elements includes casing and inner nut, outer tube is threadedly coupled by connecting sleeve between the segmentation of rotating member, inner helix pipe is connected by inner nut, header tank is connected with the outer tunnel end of drilling orifice position, discharge outlet is arranged on header tank to be drained, and the method for carrying out mash gas pumping drilling draining using the device.The device and method solves the lower technical problem difficult to length biggish mash gas pumping drilling draining, in addition also has many advantages, such as easy to operate, and drainage effect is good.
Description
Technical field
It is especially a kind of biggish lower to mash gas pumping drilling for length the present invention relates to gas drainage technical field,
The device spirally drained, and the lower method drained to mash gas pumping drilling is carried out using the device.
Background technique
As seam mining depth increases, coal-bed gas pressure and content are gradually increased, and Gas Disaster is more serious, are threatened
The safe and efficient development of mine；For gas as a kind of cleaning resource, industrialization output is significant simultaneously, in order to realize efficiently
Energy-saving and emission-reduction.Around fire damp disaster, mine formulated " first take out adopt afterwards, monitoring, with wind fixed output quota " 12 word gas
Administer policy；Currently, coal and gas prominent and highly gassy mine implement coal bed gas extraction in underground.But it is lower to be taken out to gas
In borehole work progress, because of the presence in hydraulic slag discharging technique or water-bearing layer, so that often accumulate a large amount of water bodys in hole, block watt
This migration pathway increases extraction resistance, causes gas pumping effect bad.Currently, for lower to mash gas pumping drilling ponding
Problem generallys use pressure wind drainage measure, but the measure draining depth is limited, cannot achieve deep hole draining.In order to realize downlink
The long range of mash gas pumping drilling drains, and needs to do further existing mash gas pumping drilling drainage arrangement and water discharge method
It improves.
Summary of the invention
In order to solve down to drain difficult technical problem over long distances to mash gas pumping drilling, improving drainage effect and simplify row
Water construction procedure, the present invention provides under one kind to the spiral drainage arrangement of mash gas pumping drilling and method, specific technical solution
It is as follows:
To the spiral drainage arrangement of mash gas pumping drilling, including rotating member, explosion-proof power device, connecting elements under one kind
And header tank；Rotating member includes multiple segmentations, and each segmentation includes outer tube and inner helix pipe, is provided with spiral in inner helix pipe
Jackrod structure, is provided with deep groove ball bearing between inner helix pipe and outer tube, inner helix pipe rotates in outer tube；Explosion-proof power device
Drive inner helix pipe rotation；Connecting elements includes casing and inner nut, and outer tube passes through connecting sleeve between the segmentation of rotating member
It is threadedly coupled, inner helix pipe is connected by inner nut, and header tank is connected with the outer tube end of drilling orifice position.
Preferably, explosion-proof power device is connected with tool joint, on the inner helix pipe axis of tool joint and aperture section
Auger stem by heat bonding be connected and fixed.
Preferably, inner helix pipe is specially tubular structure, is internally provided with auger stem structure, auger stem structure
The inner tubal wall of screw thread piece and inner helix pipe is fixed.
It may further be preferable that auger stem is arranged on the axis of inner helix pipe；The each segmentation of inner helix pipe
Both ends are provided with external screw thread.
It may further be preferable that fluted and raised, the auger stem of each segmentation is respectively set in the both ends of auger stem
Pass through groove and the mating installation of protrusion.
It may further be preferable that the cross sectional shape of groove and the unidirectional cooperation of protrusion, the protrusion and groove is along single direction
Positive opposite, the screw thread piece of auger stem structure is continuous between each section.
It is also preferred that header tank upper opening passes through tool joint, the lower box part that catchments is bolted with outer tube, collects
The bottom margin of water tank is provided with discharge outlet, is connected with drainpipe in discharge outlet and water is discharged.
It is also preferred that the outer tube end of the bottom hole section of rotating member is provided with strainer；The explosion-proof power device includes
Fire-proof motor, explosion-proof power device are fixed by the bracket.
To the spiral water discharge method of mash gas pumping drilling under one kind, using under above-mentioned one kind to mash gas pumping drilling spiral
Formula drainage arrangement, step include:
Each segmentation of step A. connection rotating member is put into after connecting elements connection into mash gas pumping drilling paragraph by paragraph；
Header tank is arranged in step B. orifice position, and connects explosion-proof power device；
The explosion-proof power device of step C. drives inner helix pipe high speed rotation, and hole bottom water enters under the action of the centrifugal force catchments
Case；
Step D. is segmented disassembly after completing draining.
The beneficial effect comprise that
(1) provided by the invention lower to the spiral drainage arrangement of mash gas pumping drilling, simultaneously by setting multiterminal inner helix pipe
It drives its rotation that the water in deep hole is discharged using explosion-proof power device, effectively prevents at high cost in conventional discharge method and arrange
Water distance is from limited disadvantage.A kind of new technical thought is provided to the draining of gas drainage deep hole to be lower, is enriched lower to gas
Extraction deep hole draining means, by draining solve the problems, such as it is lower to drilling ponding after gas extracting result it is poor, improve
It is lower to drilling gas extraction efficiency.
(2) outer tube of the device is threadedly coupled by connecting sleeve, and inner helix pipe is connected by inner nut, ensure that each
The close connection of rotating member bracket；Deep groove ball bearing is provided between inner helix pipe and outer tube, so as to guarantee inside spin
The high speed rotation of pipe；The both ends of auger stem are respectively set fluted and raised so as to quickly connecting each rotating member point
Section, and by guaranteeing that groove and protrusion are opposite along single direction forward direction, to ensure that the continuity of screw thread.
(3) water of foot of hole is easily discharged out of the hole under the influence of centrifugal force by high speed rotation inner helix pipe in this method,
This method can also meet explosion-proof, raising draining depth, rapid operation etc. and require while reducing labor intensity of workers, should
The effect of underground coal mine deep hole draining can be improved in device and application method.
Detailed description of the invention
Fig. 1 be it is lower to the spiral drainage arrangement of mash gas pumping drilling along the cross-sectional view of boring direction；
Fig. 2 is lower to the spiral drainage arrangement cross section structure schematic diagram of mash gas pumping drilling；
Fig. 3 are as follows: drain system for deep hole inner tube of the present invention connects front view；
In figure: the explosion-proof power device of 1-, 2- tool joint, 3- bracket, 4- header tank, 5- screw, 6- discharge outlet, 7- draining
Pipe, 8- inner helix pipe, 9- outer tube, 10- connecting sleeve, 11- outer tube nut, 12- auger stem, 13- deep groove ball bearing, 14- filter
Net, 15- protrusion, 16- external screw thread, 17- groove, 18- inner nut, 19- sealing rubber ring.
Specific embodiment
In conjunction with shown in Fig. 1 to Fig. 3, the present invention provides under one kind to the spiral drainage arrangement of mash gas pumping drilling and method
Specific embodiment is as follows,
To the spiral drainage arrangement of mash gas pumping drilling under one kind, which specifically includes rotating member, explosion-proof power dress
It sets, connecting elements and header tank, rotating member is arranged in mash gas pumping drilling for the draining that drills, and explosion-proof power device is rotation
The rotation for turning component provides power, and connecting elements facilitates the discharge of Drilling Water for the connection between each segmentation, header tank.Its
Middle rotating member specifically includes multiple segmentations, and each segmentation includes outer tube 9 and inner helix pipe 8, is provided with spiral in inner helix pipe 8
12 structure of drilling rod, is provided with deep groove ball bearing 13 between inner helix pipe 8 and outer tube 9, to facilitate inner helix pipe 8 in outer tube 9
Rotation.Explosion-proof power device 1 drives inner helix pipe rotation, and connecting elements includes connecting sleeve 10 and inner nut 18, rotating member
Segmentation between outer tube be connected by the threaded connection in connecting sleeve 10, inner helix pipe 8 by the screw thread on inner nut 18, collection
Water tank 4 is connected with the outer tube end of drilling orifice position.The present apparatus is filled by setting multiterminal inner helix pipe and using explosion-proof power
It sets and drives its rotation that the water in deep hole is discharged, it is limited scarce to effectively prevent at high cost in conventional discharge method and drainage distance
Point.To be lower a kind of new technical thought is provided to the draining of gas drainage deep hole, enriches and lower drained to gas drainage deep hole
Means, by draining solve the problems, such as it is lower to drilling ponding after gas extracting result it is poor, improve it is lower to drilling gas take out
Adopt efficiency.
Wherein, explosion-proof power device 1 is connected with tool joint 2, and the primary structure of explosion-proof power device 1 is mine anti-explosion electricity
Machine drives jackrod structure rotation, is passed through by tool joint 2 and the auger stem 12 on 8 axis of inner helix pipe of aperture section
Heat bonding is connected and fixed, so that explosion-proof power device 1 drives entire inner helix pipe 8 high speed rotation in outer tube 9.Explosion-proof power dress
Setting 1 includes fire-proof motor, and explosion-proof power device 1 is fixed by bracket 3.The outer tube end of the bottom hole section of rotating member can be set
There is strainer 14, so as to preferably prevent drilling from blocking.The upper opening of header tank 4 is under tool joint 2, header tank 4
Portion is bolted with outer tube 9, and the bottom margin of header tank 4 is provided with discharge outlet, and drainpipe 7 is connected in discharge outlet 6 will
Water discharge.
Inner helix pipe 8 is specially tubular structure, and tubular structure is internally provided with 12 structure of auger stem, auger stem 12
The screw thread piece of structure and the inner tubal wall of inner helix pipe are fixed, and wherein the width of screw thread piece and spiral angle are according to specific revolving speed
It is set with displacement.In addition, the protrusion upward along the hand of spiral can also be arranged in screw thread on piece, which can band
Water in dynamic inner helix pipe preferably rises along spiral under the influence of centrifugal force.Auger stem 12 can be set in inner helix pipe
On 8 axis, it can also carry out being correspondingly improved carry out eccentric setting according to the angle that tilts down of drilling, inner helix pipe 8 is each
The both ends of a segmentation are provided with external screw thread 16, for being fixedly connected.In addition rubber can also be set at the both ends of external screw thread 16
Sealing ring 19, thus the validity of guarantee connection just, and guarantee sealing performance, preferably drain.The two of auger stem 12
Fluted 17 and protrusion 15 are respectively set in end, to facilitate the grafting of structure, the auger stem of each segmentation passes through 17 He of groove
Raised 15 mating installations.Groove 17 and protrusion 15 can unidirectionally cooperate, i.e., groove 17 and protrusion 15 be only in one direction
Can be mating, protrusions 15 are opposite along single direction forward direction with the cross sectional shape of groove 17, as long as the shape guarantees it
It is not centrosymmetric cross sectional shape, so that the screw thread piece of 12 structure of auger stem is continuous between ensure that each section.
To the spiral water discharge method of mash gas pumping drilling under one kind, using under above-mentioned one kind to mash gas pumping drilling spiral
Formula drainage arrangement, step include:
Strainer 14 is arranged in the outer tube end that bottom hole is segmented in step A., is then sequentially connected each segmentation of rotating member,
Wherein inner helix pipe 8 are attached by the screw thread on inner nut 18, and outer tube 9 is attached fixation by the screw thread on casing,
After connecting elements connection, it is put into paragraph by paragraph into mash gas pumping drilling；Due to that can be put into paragraph by paragraph into drilling, so simplifying it
It is preceding using long tube when complex steps, and transport easier for installation.
Header tank 4 is arranged in step B. orifice position, can wherein be connected by screw 5 between aperture and header tank 4, and root
It is adjusted according to specific aperture section length, and connects explosion-proof power device 1, starting motor is debugged.
The explosion-proof power device 1 of step C. drives 8 high speed rotation of inner helix pipe, and hole bottom water enters under the action of the centrifugal force catchments
Case 4, header tank 4 are drained into water in drift dewatering ditch from drainpipe by draining.
After step D. completes draining, device is taken out from mash gas pumping drilling, segmentation disassembly.
This drain system for deep hole, inner helix pipe end are arranged outer silk 16, the triangle in addition to equilateral triangle can be set
Connected in star 17, inner helix pipe nut 18, sealing ring 19 guarantee sealing, and portion is vertically installed with tool joint 2 and interior spiral shell in the device
The inner helix pipe 8 of coil 8, tool joint 2 and aperture section, which is thermally bonded, to be fixed, the spiral shell in drive under the rotation of explosion-proof power device 1
8 inside spin drilling rod of coil, 12 high speed rotation makes the water of 8 bottom of inner helix pipe pass through helical duct under the influence of centrifugal force upward
It is promoted.When every segmental apparatus is attached, first the protrusion 15 of drilling rod is inserted into the groove 17 of next section of drilling rod, it is ensured that spiral
The screw thread of drilling rod 12 realizes continuity, and inner helix pipe nut 18 is carried out silk by silk 16 outside sealing ring 19 and inner helix pipe end
Connect, the steering of the rotation direction and inner helix pipe 8 of silk 16 and 18 internal thread of inner helix pipe nut is on the contrary, so that it connects outside inner helix pipe end
It connects more closely, outer tube 9 carries out silk company with outer tube nut 11 by the outer silk 10 of outer tube, realizes that the section of outer tube 9 is connect with section.Every section
Pipe fitting is designed with the deep groove ball bearing 13 connecting for inner helix pipe 8 with outer tube 9, when reducing 8 high-speed rotation of inner helix pipe with
The friction of fixed outer tube 9.4 upper end opening of header tank passes through tool joint 2, and lower end is connected through a screw thread with outer tube 9, header tank 4
The Deep-hole Water collecting the rotation of inner helix pipe 8 and going out, by the discharge outlet 6 and drainpipe 7 that are set to 4 bottom margin of header tank by water
It drains into the gutter in tunnel footing portion.Upper and lower side opening polishes smooth, and reduces and to rub with tool joint 2 and inner helix pipe 8
It wipes, iron wire strainer 14 is arranged at 9 bottom of outer tube, filters coal particles in deep hole.
The water of foot of hole is easily discharged out of the hole under the influence of centrifugal force by high speed rotation inner helix pipe in this method, we
Method can also meet explosion-proof, raising draining depth, rapid operation etc. and require while reducing labor intensity of workers, the device
And the effect of underground coal mine deep hole draining can be improved in application method.
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 (9)
1. to the spiral drainage arrangement of mash gas pumping drilling under one kind, which is characterized in that filled including rotating member, explosion-proof power
It sets, connecting elements and header tank；The rotating member includes multiple segmentations, and each segmentation includes outer tube and inner helix pipe, interior spiral shell
It is provided with auger stem structure in coil, deep groove ball bearing is provided between inner helix pipe and outer tube, inner helix pipe is in outer tube
Rotation；The explosion-proof power device drives inner helix pipe rotation；The connecting elements includes casing and inner nut, rotating member
Outer tube is threadedly coupled by connecting sleeve between segmentation, and inner helix pipe is connected by inner nut, the header tank and drilling orifice
The outer tube end of position is connected.
2. to the spiral drainage arrangement of mash gas pumping drilling under one kind according to claim 1, which is characterized in that described anti-
Quick-fried power device is connected with tool joint, and the auger stem on the inner helix pipe axis of tool joint and aperture section passes through heat bonding
It is connected and fixed.
3. to the spiral drainage arrangement of mash gas pumping drilling under one kind according to claim 1, which is characterized in that in described
Helix tube is specially tubular structure, is internally provided with auger stem structure, the screw thread piece of auger stem structure and inner helix pipe
Inner tubal wall is fixed.
4. to the spiral drainage arrangement of mash gas pumping drilling under one kind according to claim 3, which is characterized in that the spiral shell
Rotary drill bar is arranged on the axis of inner helix pipe；The both ends of each segmentation of inner helix pipe are provided with external screw thread.
5. to the spiral drainage arrangement of mash gas pumping drilling under one kind according to claim 3, which is characterized in that the spiral shell
The both ends of rotary drill bar are respectively set fluted and raised, and the auger stem of each segmentation passes through groove and the mating peace of protrusion
Dress.
6. to the spiral drainage arrangement of mash gas pumping drilling under one kind according to claim 5, which is characterized in that described recessed
Slot and the unidirectional cooperation of protrusion, the protrusion is opposite along single direction forward direction with the cross sectional shape of groove, auger stem knot between each section
The screw thread piece of structure is continuous.
7. to the spiral drainage arrangement of mash gas pumping drilling under one kind according to claim 1, which is characterized in that the collection
Water tank upper is open across tool joint, and the lower box part that catchments is bolted with outer tube, and the bottom margin of header tank is provided with
Discharge outlet is connected with drainpipe in discharge outlet and water is discharged.
8. to the spiral drainage arrangement of mash gas pumping drilling under one kind according to claim 1, which is characterized in that the rotation
The outer tube end for turning the bottom hole section of component is provided with strainer；The explosion-proof power device includes fire-proof motor, explosion-proof power device
It is fixed by the bracket.
9. to the spiral water discharge method of mash gas pumping drilling under one kind, using claim 1 to 8 it is described in any item it is a kind of under to
The spiral drainage arrangement of mash gas pumping drilling, which is characterized in that step includes:
Each segmentation of step A. connection rotating member is put into after connecting elements connection into mash gas pumping drilling paragraph by paragraph；
Header tank is arranged in step B. orifice position, and connects explosion-proof power device；
The explosion-proof power device of step C. drives inner helix pipe high speed rotation, and hole bottom water enters header tank under the action of the centrifugal force；
Step D. is segmented disassembly after completing draining.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910474473.8A CN110159552B (en) | 2019-06-03 | 2019-06-03 | Downward gas extraction drill hole spiral type drainage device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910474473.8A CN110159552B (en) | 2019-06-03 | 2019-06-03 | Downward gas extraction drill hole spiral type drainage device and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110159552A true CN110159552A (en) | 2019-08-23 |
| CN110159552B CN110159552B (en) | 2020-12-11 |
Family
ID=67630740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910474473.8A Active CN110159552B (en) | 2019-06-03 | 2019-06-03 | Downward gas extraction drill hole spiral type drainage device and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110159552B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110630323A (en) * | 2019-09-12 | 2019-12-31 | 宿州市金鼎安全技术股份有限公司 | High-efficient mine big gun hole drainage equipment |
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| CN2180808Y (en) * | 1993-11-15 | 1994-10-26 | 赵贵 | High-quality screw pump without hub |
| WO2004061311A1 (en) * | 2002-09-27 | 2004-07-22 | Nizetic, Tomislav | Rotating spyral pump with progressive thread step |
| CN101832273A (en) * | 2010-05-11 | 2010-09-15 | 辽宁广联机械科技有限公司 | Closed shaftless screw pump |
| CN104121201A (en) * | 2013-04-25 | 2014-10-29 | 北京化工大学 | Series connection combined labyrinth screw pump |
| CN105464998A (en) * | 2015-12-24 | 2016-04-06 | 苏州经贸职业技术学院 | Spiral elevating combined type agricultural water pump |
| CN105697053A (en) * | 2016-02-26 | 2016-06-22 | 安徽理工大学 | Pumping and pressing hybrid gas extraction downward drilling and water draining device |
| CN108757478A (en) * | 2018-05-29 | 2018-11-06 | 北京恒信卓元科技有限公司 | The helicoidal pump of more casing splicings |
-
2019
- 2019-06-03 CN CN201910474473.8A patent/CN110159552B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2180808Y (en) * | 1993-11-15 | 1994-10-26 | 赵贵 | High-quality screw pump without hub |
| WO2004061311A1 (en) * | 2002-09-27 | 2004-07-22 | Nizetic, Tomislav | Rotating spyral pump with progressive thread step |
| CN101832273A (en) * | 2010-05-11 | 2010-09-15 | 辽宁广联机械科技有限公司 | Closed shaftless screw pump |
| CN104121201A (en) * | 2013-04-25 | 2014-10-29 | 北京化工大学 | Series connection combined labyrinth screw pump |
| CN105464998A (en) * | 2015-12-24 | 2016-04-06 | 苏州经贸职业技术学院 | Spiral elevating combined type agricultural water pump |
| CN105697053A (en) * | 2016-02-26 | 2016-06-22 | 安徽理工大学 | Pumping and pressing hybrid gas extraction downward drilling and water draining device |
| CN108757478A (en) * | 2018-05-29 | 2018-11-06 | 北京恒信卓元科技有限公司 | The helicoidal pump of more casing splicings |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110630323A (en) * | 2019-09-12 | 2019-12-31 | 宿州市金鼎安全技术股份有限公司 | High-efficient mine big gun hole drainage equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110159552B (en) | 2020-12-11 |
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