CN204609832U - A kind of coal mine gas quick fluid filling hole sealing device with pressure - Google Patents
A kind of coal mine gas quick fluid filling hole sealing device with pressure Download PDFInfo
- Publication number
- CN204609832U CN204609832U CN201520173401.7U CN201520173401U CN204609832U CN 204609832 U CN204609832 U CN 204609832U CN 201520173401 U CN201520173401 U CN 201520173401U CN 204609832 U CN204609832 U CN 204609832U
- Authority
- CN
- China
- Prior art keywords
- pressure
- pipe
- grouting
- slurry
- coal mine
- 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.)
- Active
Links
Landscapes
- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
Abstract
The utility model discloses a kind of coal mine gas quick fluid filling hole sealing device with pressure, comprise: grouting pump, and the Grouting Pipe to be communicated with described grouting pump, described Grouting Pipe is provided with for controlling grouting pump grouting pressure, the three control slip casting modules with pressure of slurry pressure in slurry pressure and fissure zone in capsule; Be provided with the first capsule component in the sides of described three control slip casting modules with pressure, be provided with in described first capsule component side for change after explosion slurry stream to two-way annular explosive valve, be provided with the second capsule component in the side of two-way annular explosive valve; The real pipe of sealing of hole, it connects the first capsule component and the second capsule component; And slurry recovering tube, it connects the first capsule component, and slurry recovering tube connects the dual control modular pressure with pressure returning pressure before and after slurry for controlling slurries.The utility model has the advantages that: utilize grouting pump first the pouch at hole packer two ends to be full of slurries, two pouch zone lines are closed after expanding again in two ends, thus realize sandwich tape press seal hole, ensure good result.
Description
Technical field
The utility model relates to a kind of coal mine gas quick fluid filling hole sealing device with pressure.
Background technology
In prior art, coal mine gas injection hole sealing adopts usually: polyurethane sealing of hole, and its shortcoming is: compressive strength is low; Compressible amount is very large.Highly gassy mine and coal and gas outburst mine are often adopted dark larger, corresponding geostatic stress is also larger, in addition coal strength is general lower, down-hole coal bed boring under geostatic stress effect by creep gradually, boring is in the process of creep, and boring coal body around will produce loosening crack (leakage path); Mechanical elasticity sealing of hole, its shortcoming is: very poor to the sealing performance of boring, and gas leakage is very serious, can not be used for the sealing of hole of the long-acting extraction borehole in this coal seam at all; Air filling type sealing of hole, its shortcoming is can only as interim sealing of hole; Hydraulic expansion type sealing of hole, its shortcoming is: infeasible for the long-acting extraction in this coal seam, is mainly manifested in: cost is higher; And micro-leakage of hole packer can not ensure the effect of long-acting sealing of hole.
Utility model content
In view of this, main purpose of the present utility model is to provide a kind of coal mine gas quick fluid filling hole sealing device with pressure, and it can realize sandwich tape press seal hole, ensures good result.
For achieving the above object, the technical solution of the utility model is achieved in that grouting pump, and the Grouting Pipe to be communicated with described grouting pump, described Grouting Pipe is provided with for controlling grouting pump grouting pressure, the three control slip casting modules with pressure of slurry pressure in slurry pressure and fissure zone in capsule; Be provided with the first capsule component in the sides of described three control slip casting modules with pressure, be provided with in described first capsule component side for change after explosion slurry stream to two-way annular explosive valve, be provided with the second capsule component in the side of described two-way annular explosive valve; The real pipe of sealing of hole, it connects described first capsule component and described second capsule component; And slurry recovering tube, it connects described first capsule component, and described slurry recovering tube connects the dual control modular pressure with pressure returning pressure before and after slurry for controlling slurries.
The utility model has following substantive distinguishing features and progress relative to prior art:
First, structure is simple, mainly comprise: two-way annular explosive valve, annular one way valve, three control slip casting modules with pressure, and dual control modular pressure with pressure, utilize grouting pump first the pouch at hole packer two ends to be full of slurries, two pouch zone lines closed after expanding again in two ends, thus realize sandwich tape press seal hole, ensure good result.
The second, safety is high, the crack around boring can be made to obtain filling on the one hand, and namely the leakage path formed when eliminating perforate eliminates initial stage leakage path; Boring can be made to obtain reliable supporting on the other hand, ensure the stable of boring, make do not producing new leakage path again around boring, namely avoid the emergence and development of later stage leakage path.
3rd, improve gas pumping effect, gas carries out extraction by hole sealing tube, have simple to operate, easy to use, sealing of hole obturation effect strong, reduce labor strength, the advantage such as to increase work efficiency, be applicable to the upward hole that boring, particularly dip angle of hole are large, hole sealing depth is dark or lower to boring of various geological condition.
Accompanying drawing explanation
Fig. 1 is the structural representation of coal mine gas of the present utility model quick fluid filling hole sealing device with pressure;
Fig. 2 wears the embodiment schematic diagram of layer upward hole sealing of hole for hole packer shown in Fig. 1;
Fig. 3 wears the embodiment schematic diagram to hole sealing of hole under layer for hole packer shown in Fig. 1.
Each Reference numeral signal
10-grouting pump, 11-three control slip casting modules with pressure, 12-Grouting Pipe, the annular one way valve of 13-first, the little pipe collar of 14-first, the little pipe collar of 15-second, the little pipe collar of 16-the 3rd, the little pipe collar of 17-the 4th, 18-first pouch, the two-way annular explosive valve of 19-, the annular one way valve of 20-second, the little pipe collar of 21-the 5th, the little pipe collar of 22-the 6th, the first pipe collar of 23-, the second largest pipe collar of 24-, the third-largest pipe collar of 25-, the fourth-largest pipe collar of 26-, 28-second pouch, the real pipe of 29-sealing of hole, 30-sealing of hole floral tube, 31-slurry recovering tube, 32-dual control modular pressure with pressure, 33-plug
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail, and to make those skilled in the art can understand the utility model being implemented better, but illustrated embodiment is not as to restriction of the present utility model.
Please refer to Fig. 1, coal mine gas of the present utility model quick fluid filling hole sealing device with pressure comprises: grouting pump 10, and the Grouting Pipe 12 to be communicated with described grouting pump 10, described Grouting Pipe 12 is provided with for controlling grouting pump grouting pressure, the three control slip casting modules 11 with pressure of slurry pressure in slurry pressure and fissure zone in capsule; The first capsule component is provided with in the side of described three control slip casting modules 11 with pressure, be provided with in described first capsule component side for change after explosion slurry stream to two-way annular explosive valve 19, be provided with the second capsule component in the side of described two-way annular explosive valve 19; The real pipe 29 of sealing of hole, it connects described first capsule component and described second capsule component; And slurry recovering tube 31, it connects described first capsule component, and described slurry recovering tube 31 connects the dual control modular pressure 32 with pressure returning pressure before and after slurry for controlling slurries.
Preferably, described first capsule component comprises: be installed on the first annular one way valve 13 for making slurries through-flow in one direction in Grouting Pipe 12, and the first pouch 18.
Preferably, described second capsule component comprises: be installed on the second annular one way valve 20 for making slurries through-flow in one direction in Grouting Pipe, and the second pouch 28.
Preferably, the position that described first pouch 18 connects described Grouting Pipe is provided with the first little pipe collar 14 and the second little pipe collar 15.
Preferably, the position that described first pouch 18 connects described slurry recovering tube is provided with the 3rd little pipe collar 16 and the 4th little pipe collar 17.
Preferably, the position that described second pouch connects described Grouting Pipe is provided with the 5th little pipe collar and the 6th little pipe collar.
Preferably, the position that described first pouch 28 connects the real pipe of described sealing of hole is provided with first pipe collar 23 and second largest pipe collar 24.
Preferably, the position that described second pouch 28 connects the real pipe of described sealing of hole is provided with the third-largest pipe collar 25 and the fourth-largest pipe collar 26.
Preferably, it is characterized in that, the real pipe 29 of described sealing of hole is connected with sealing of hole floral tube 30.
Preferably, described Grouting Pipe 12 is connected with plug 33.
As shown in Figures 2 and 3, operating principle of the present utility model is: the Grouting Pipe 12 of coal mine gas quick fluid filling hole sealing device with pressure is communicated with grouting pump 10, slip casting enters Grouting Pipe 12, because first the effect slurries of the first annular one way valve 13 and the second annular one way valve 20 enter in the first pouch 18 and the second pouch 28, pouch undergoes rapid expansion, the external diameter of pouch is fastened on drill hole wall, the hole at hole packer two ends is closed; When pressure is greater than 0.6MPa, the explosion of two-way annular explosive valve 19, area, crack and geological structural belt around two pouches centres and boring are full of and airtight reality by slurries; When slurry recovering tube 31 returns slurry, the gate valve before dual control modular pressure 32 with pressure on slurry recovering tube 31 is closed and carries out band pressure grouting, and then realize multi-layer sealed, connect gas pipeline by hole sealing tube and draw out methane.
As specific embodiment, technical performance of the present utility model is as shown in the table:
| Project | Unit | FKJW-50/0.6 |
| Length | mm | Fixed according to drilling depth |
| Gas hole sealing tube external diameter | mm | 50 |
| Bladder expansion external diameter | mm | 60-160 |
| Be suitable for external diameter | mm | 65-150 |
| Pouch minimum burst pressure | MPa | 1.8 |
| Operating pressure | MPa | 0.6 |
As specific embodiment, hole packer is inserted in boring completely, hole packer Grouting Pipe is communicated with grouting pump, start grouting pump; Grouting pump is to slip casting in hole, and early stage, grouting pressure controlled at 0.6MPa, close Grouting Pipe front end gate valve and carry out band pressure grouting, and then it is airtight to realize multilayer after slurry recovering tube returns slurry; After slip casting, hole packer keeps swelling state to realize long-time shutoff automatically in boring, effectively can ensure that in coal body or rock body drilled, refluence situation does not occur for moisture or slurry point.Hole after sealing of hole by hole sealing tube connect gas drainage pipeline carry out extraction.
The beneficial effects of the utility model are embodied in: sealing of hole automation: after hole packer sends into boring, only need start the automatic hole sealing that grouting pump can realize whole boring, greatly reduce labor strength, raise labour efficiency.Active support: after slip casting, pouch can form effective support to boring, makes sealing of hole section hole and forms the region of high stress around, continue to produce crack, form leakage path after avoiding sealing of hole.Slip casing by pressure: grouting under pressure pressure reaches 2MPa, can make slurries friction jewel hole wall crack, closes boring crack around, reduces its permeability, play the effect of shutoff initial stage leakage path.Technique is advanced: advanced technology, sealing of hole is effective.
The above embodiment is only for absolutely proving the preferred embodiment that the utility model is lifted, and protection domain of the present utility model is not limited thereto.The equivalent alternative or conversion that those skilled in the art do on the utility model basis, all within protection domain of the present utility model.Protection domain of the present utility model is as the criterion with claims.
Claims (10)
1. a coal mine gas quick fluid filling hole sealing device with pressure, is characterized in that, comprising:
Grouting pump, and the Grouting Pipe be communicated with described grouting pump, described Grouting Pipe is provided with for controlling grouting pump grouting pressure, the three control slip casting modules with pressure of slurry pressure in slurry pressure and fissure zone in capsule;
Be provided with the first capsule component in the sides of described three control slip casting modules with pressure, be provided with in described first capsule component side for change after explosion slurry stream to two-way annular explosive valve, be provided with the second capsule component in the side of described two-way annular explosive valve;
The real pipe of sealing of hole, it connects described first capsule component and described second capsule component; And
Slurry recovering tube, it connects described first capsule component, and described slurry recovering tube connects the dual control modular pressure with pressure returning pressure before and after slurry for controlling slurries.
2. coal mine gas quick fluid filling hole sealing device with pressure as claimed in claim 1, it is characterized in that, described first capsule component comprises: be installed on the first annular one way valve for making slurries through-flow in one direction in Grouting Pipe, and the first pouch.
3. coal mine gas quick fluid filling hole sealing device with pressure as claimed in claim 2, it is characterized in that, described second capsule component comprises: be installed on the second annular one way valve for making slurries through-flow in one direction in Grouting Pipe, and the second pouch.
4. coal mine gas quick fluid filling hole sealing device with pressure as claimed in claim 3, it is characterized in that, the position that described first pouch connects described Grouting Pipe is provided with the first little pipe collar and the second little pipe collar.
5. coal mine gas quick fluid filling hole sealing device with pressure as claimed in claim 4, it is characterized in that, the position that described first pouch connects described slurry recovering tube is provided with the 3rd little pipe collar and the 4th little pipe collar.
6. coal mine gas quick fluid filling hole sealing device with pressure as claimed in claim 5, it is characterized in that, the position that described second pouch connects described Grouting Pipe is provided with the 5th little pipe collar and the 6th little pipe collar.
7. coal mine gas quick fluid filling hole sealing device with pressure as claimed in claim 6, is characterized in that, the position that described first pouch connects the real pipe of described sealing of hole is provided with first pipe collar and second largest pipe collar.
8. coal mine gas quick fluid filling hole sealing device with pressure as claimed in claim 7, is characterized in that, the position that described second pouch connects the real pipe of described sealing of hole is provided with the third-largest pipe collar and the fourth-largest pipe collar.
9. coal mine gas quick fluid filling hole sealing device with pressure as claimed in claim 8, is characterized in that, the real pipe of described sealing of hole is connected with sealing of hole floral tube.
10. coal mine gas quick fluid filling hole sealing device with pressure as claimed in claim 9, it is characterized in that, described Grouting Pipe is connected with plug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520173401.7U CN204609832U (en) | 2015-03-26 | 2015-03-26 | A kind of coal mine gas quick fluid filling hole sealing device with pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520173401.7U CN204609832U (en) | 2015-03-26 | 2015-03-26 | A kind of coal mine gas quick fluid filling hole sealing device with pressure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204609832U true CN204609832U (en) | 2015-09-02 |
Family
ID=53962404
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520173401.7U Active CN204609832U (en) | 2015-03-26 | 2015-03-26 | A kind of coal mine gas quick fluid filling hole sealing device with pressure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204609832U (en) |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105545250A (en) * | 2016-01-21 | 2016-05-04 | 淮南久辉工贸有限责任公司 | Deep sealing type hole sealing device and hole sealing method |
| CN105673068A (en) * | 2016-03-17 | 2016-06-15 | 淮南大屯注浆工程有限公司 | Large-aperture filtering type gas hole sealing tube extraction device and work principle thereof |
| CN105696967A (en) * | 2016-01-21 | 2016-06-22 | 淮南久辉工贸有限责任公司 | Mining hole packer and hole packing method |
| CN105863556A (en) * | 2016-06-03 | 2016-08-17 | 淮南大屯注浆工程有限公司 | Coal-mine gas extraction drilling pressurized grouting rapid hole packer and use method thereof |
| CN106437610A (en) * | 2016-10-17 | 2017-02-22 | 华北理工大学 | Method for gas extraction secondary hole sealing based on swelling agent |
| CN107100583A (en) * | 2017-05-09 | 2017-08-29 | 河北拓安管业有限公司 | A kind of fast hard mining hole packer of filter-press type and its application method |
| CN109372462A (en) * | 2018-12-11 | 2019-02-22 | 阳泉惠通机械制造有限公司 | A kind of capsule hole |
| CN109915066A (en) * | 2019-04-18 | 2019-06-21 | 重庆大学 | The fracturing device that waterpower and mortar mix sealing of hole use |
| CN110608012A (en) * | 2019-08-30 | 2019-12-24 | 贵州大学 | Gas hole packer with pressure relief function |
| CN111927388A (en) * | 2020-08-17 | 2020-11-13 | 河南理工大学 | A slip casting shutoff crack device for overlying strata abscission layer |
| CN112282693A (en) * | 2020-12-28 | 2021-01-29 | 山西工程技术学院 | Method for closing inclined large-diameter drill hole of coal mine |
| CN112360386A (en) * | 2020-12-29 | 2021-02-12 | 山西工程技术学院 | Hydraulic drive positioning type sealing method for inclined large-diameter drilling of coal mine |
| CN113266302A (en) * | 2021-05-31 | 2021-08-17 | 国能神东煤炭集团有限责任公司 | Double-liquid grouting hole packer |
-
2015
- 2015-03-26 CN CN201520173401.7U patent/CN204609832U/en active Active
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105545250A (en) * | 2016-01-21 | 2016-05-04 | 淮南久辉工贸有限责任公司 | Deep sealing type hole sealing device and hole sealing method |
| CN105696967A (en) * | 2016-01-21 | 2016-06-22 | 淮南久辉工贸有限责任公司 | Mining hole packer and hole packing method |
| CN105673068A (en) * | 2016-03-17 | 2016-06-15 | 淮南大屯注浆工程有限公司 | Large-aperture filtering type gas hole sealing tube extraction device and work principle thereof |
| CN105863556A (en) * | 2016-06-03 | 2016-08-17 | 淮南大屯注浆工程有限公司 | Coal-mine gas extraction drilling pressurized grouting rapid hole packer and use method thereof |
| CN106437610A (en) * | 2016-10-17 | 2017-02-22 | 华北理工大学 | Method for gas extraction secondary hole sealing based on swelling agent |
| CN106437610B (en) * | 2016-10-17 | 2018-07-27 | 华北理工大学 | A kind of gas pumping secondary hole sealing method based on swelling agent |
| CN107100583A (en) * | 2017-05-09 | 2017-08-29 | 河北拓安管业有限公司 | A kind of fast hard mining hole packer of filter-press type and its application method |
| CN109372462A (en) * | 2018-12-11 | 2019-02-22 | 阳泉惠通机械制造有限公司 | A kind of capsule hole |
| CN109915066A (en) * | 2019-04-18 | 2019-06-21 | 重庆大学 | The fracturing device that waterpower and mortar mix sealing of hole use |
| CN110608012A (en) * | 2019-08-30 | 2019-12-24 | 贵州大学 | Gas hole packer with pressure relief function |
| CN110608012B (en) * | 2019-08-30 | 2021-11-12 | 贵州大学 | Gas hole packer with pressure relief function |
| CN111927388A (en) * | 2020-08-17 | 2020-11-13 | 河南理工大学 | A slip casting shutoff crack device for overlying strata abscission layer |
| CN112282693A (en) * | 2020-12-28 | 2021-01-29 | 山西工程技术学院 | Method for closing inclined large-diameter drill hole of coal mine |
| CN112360386A (en) * | 2020-12-29 | 2021-02-12 | 山西工程技术学院 | Hydraulic drive positioning type sealing method for inclined large-diameter drilling of coal mine |
| CN113266302A (en) * | 2021-05-31 | 2021-08-17 | 国能神东煤炭集团有限责任公司 | Double-liquid grouting hole packer |
| CN113266302B (en) * | 2021-05-31 | 2022-11-18 | 国能神东煤炭集团有限责任公司 | Double-liquid grouting hole packer |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204609832U (en) | A kind of coal mine gas quick fluid filling hole sealing device with pressure | |
| CN108119094B (en) | Two-plugging one-injection one-row hole sealing device for deep coal seam gas extraction drilling and use method | |
| CN103133028B (en) | Underground coal seam hydrofracture crack oriented developing method | |
| CN102140901B (en) | High pressure resistant drilled hole sealing method | |
| CN204252941U (en) | Mining hole-sealing gas hole packer with pressure | |
| CN203081397U (en) | Grouting bag type hole packer | |
| CN103696800B (en) | A kind of brill cuts pressure and takes out method | |
| WO2015054984A1 (en) | Method for enhanced fuel gas extraction by coal mine underground gas-liquid dual-phase alternating phase-driven fracturing of coal body | |
| CN108678802A (en) | A kind of coal mine bores, punching, takes out integrated outburst prevention device and method | |
| CN103510979B (en) | Dry ice explosion and air-permeability-enhancing device and method for drawing out gas by using same | |
| CN102996159A (en) | Multiphase medium plugging device and method for gas extraction drill hole | |
| CN101915086B (en) | Coal mine underground gas borehole fracturing method | |
| CN113250670B (en) | Single-hole multi-section synchronous control fracturing coal body permeability increasing system and method | |
| CN104989356A (en) | Underground coal mine coal seam drilling high-pressure gas fracturing and permeability increasing method and system | |
| CN202946188U (en) | Gas extraction drilling hole multiphase medium plugging device | |
| CN103758486A (en) | Pipeless grouting hole sealing device | |
| CN102434192A (en) | Device and method for enhancing coal seam fracturing effect | |
| CN205714086U (en) | A kind of mash gas pumping drilling fixed point aperture guard device | |
| CN203742542U (en) | Non-pipe grouting hole sealing device | |
| CN205805503U (en) | Coal mine gas extraction drill hole band pressure grouting rapid hole packer | |
| CN105649625B (en) | A kind of high-low pressure subregion fracturing anatonosis formula coal-bed flooding method | |
| CN110541697B (en) | Expansion hose type hydraulic fracturing method for permeability increase of coal seam | |
| CN203271702U (en) | Fracturing pipe in down hole hydraulic fracturing high-pressure seal hole | |
| CN203335016U (en) | Pressure bearing type grouting hole packer with pulp returning prevention device | |
| CN203335020U (en) | Pressure bearing type grouting hole packer with pulp returning prevention device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |