CN207583345U - Mining drilling pump drainage fluid filling hole sealing device - Google Patents
Mining drilling pump drainage fluid filling hole sealing device Download PDFInfo
- Publication number
- CN207583345U CN207583345U CN201721768216.8U CN201721768216U CN207583345U CN 207583345 U CN207583345 U CN 207583345U CN 201721768216 U CN201721768216 U CN 201721768216U CN 207583345 U CN207583345 U CN 207583345U
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- inner support
- pipe
- support board
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Abstract
The utility model discloses a kind of mining drilling pump drainage fluid filling hole sealing device, including external support board, inner support plate, expanded rubber housing, air injection pipe, Grouting Pipe and exhaust pipe；Adjacent external support board and inner support plate fitting are fixedly connected as assembly, are symmetrical arranged before and after preceding assembly and rear assembly；The rear and front end of cylindrical structure expanded rubber housing radially bending, respectively between the closed external support board for being clamped in preceding assembly and rear assembly, inner support plate；Air injection pipe is stretched to through external support board and inner support plate inside closed expansion space；Grouting Pipe and exhaust pipe are extended through and are fixedly mounted on preceding assembly and rear assembly.This mining drilling pump drainage fluid filling hole sealing device is simple in structure, easy to operate, sealing of hole speed is fast, can be realized under the premise of sealing quality is ensured and meet the sealing of hole demand of different pore size drilling, reduces use cost, especially suitable for being blocked to firedamp taking-out discharging drilling.
Description
Technical field
It is specifically a kind of suitable for worked in coal mine down-hole drilling extraction the utility model is related to a kind of fluid filling hole sealing device
The mining drilling pump drainage fluid filling hole sealing device blocked in journey to drilling, belongs to technical field of coal mine equipment.
Background technology
Coal is the main energy sources in China, and the safety in production of coal mine is most important, and gas is safety of coal mines all the time
The major hidden danger of production, while gas is again in itself a kind of clean energy resource, is a kind of improvement gas and profit to gas pumping in advance
With the effective means of gas.And the performance of sealing of hole effect is directly related to the efficiency of gas drainage under suction and the safety of operation.
It is operated currently for the sealing of hole of coal mine gas extraction drilling, the drilling and sealing taken both at home and abroad mainly has water filling
Three kinds of hole packer sealing of hole, cement mortar sealing of hole and chemical grouting material sealing of hole sealing of hole modes, the outer surface of water injection hole packer are equipped with one layer
Rubber layer, can occur elastic expansion under the action of inside water pressure, realize mutually suiting for rubber layer and hole wall, meet water filling envelope
Hole requires, but which purposes is single, and sealing, which suits power and hydraulic pressure, has direct relation, and sealing effect is limited by hydraulic pressure size
System；Cement mortar sealing of hole is using portland cement and fine sand, cement mortar is modulated into according to a certain ratio, using artificial or machine
Two kinds of sealing of hole modes of tool sealing of hole carry out sealing of hole, but hole-sealing technology is complicated, and cumbersome, time-consuming and laborious and length is shorter, can not solve
The certainly closure problem in borehole circumference crack, and shrinkage joint is easily formed after cement mortar solidification, drilling gas leakage is caused, is applied in general to
The short and interim mash gas pumping drilling sealing of hole of tunnel broken band；The hole-sealing technology of chemical grouting material sealing of hole is similar with cement mortar sealing of hole,
Equally exist complex process, it is cumbersome the problem of, and chemical grouting material have certain corrosivity, it is harmful.
Although above-mentioned three kinds of sealing of hole modes are using relatively broad, in actual use due to the shadow by field condition
It rings, there is various drawbacks, sealing quality is bad, influences the problem of gas drainage under suction effect.
Invention content
In view of the above-mentioned problems, the utility model provides a kind of mining drilling pump drainage fluid filling hole sealing device, simple in structure, operation side
Just, sealing of hole speed is fast, can realize that the sealing of hole demand for meeting different pore size drilling, reduction make under the premise of sealing quality is ensured
With cost, especially suitable for being blocked to firedamp taking-out discharging drilling.
To achieve the above object, this mining drilling pump drainage fluid filling hole sealing device includes external support board, inner support plate, expanded rubber
Housing, air injection pipe, Grouting Pipe and exhaust pipe；
The external support board and inner support plate is disposed as two pieces, and the outer diameter of external support board and inner support plate is less than
The internal diameter size of firedamp taking-out discharging drilling, and adjacent external support board and inner support plate fitting are fixedly connected as assembly, preceding combination
It is symmetrical arranged before and after body and rear assembly；
The expanded rubber housing is cylindrical structure, and the rear and front end of cylindrical structure is radially bent, cartridge type
Between the closed external support board for being clamped in preceding assembly in the front end of structure, inner support plate, the rear end of cylindrical structure is closed to be clamped in
Afterwards between the external support board of assembly, inner support plate, preceding assembly, rear assembly and expanded rubber housing collectively form cylindricality knot
Structure, and the closed expansion space of Inner Constitution of expanded rubber housing；
The axial direction of the air injection pipe along column construction is fixed on rear assembly, and air injection pipe runs through outer branch
Fagging and inner support plate are stretched to inside closed expansion space, and the rear end of air injection pipe is equipped with gas injection valve and drain tap；
The Grouting Pipe and exhaust pipe are respectively along the axial direction of column construction through column construction and Grouting Pipe and row
Tracheae is respectively and fixedly installed on preceding assembly and rear assembly, and the rear end of Grouting Pipe is equipped with slip casting valve, the rear end of exhaust pipe
Equipped with drain tap.
As further improvement of the utility model scheme, Grouting Pipe is located at the length ruler of the exposed junction of preceding assembly forepart
The length dimension of the very little exposed junction for being located at preceding assembly forepart more than exhaust pipe.
As further improvement of the utility model scheme, it is equipped between two pieces inner support plate along column construction axial direction
The rigid support of setting.
Compared with prior art, this mining drilling pump drainage fluid filling hole sealing device is simple in structure, cost of manufacture is cheap, easy to process
It makes；Due to being inflated outer surface and the gas of pressurize realization expanded rubber housing using the existing pressure gas source of underground coal mine
The hole wall fitting of extraction drilling blocks, therefore substantially reduce use cost and sealing of hole speed；Due to being equipped with Grouting Pipe and row
Tracheae, thus the slurries during blocking inside injection firedamp taking-out discharging drilling can make the hole of preset extraction pipeline surrounding from it is inner to
It is outer to be gradually filled with sealing, it realizes higher sealing quality, reaches good sealing of hole demand, effectively improves gas drainage under suction effect；
Expanded rubber housing is applicable to the firedamp taking-out discharging drilling of different-diameter size, meets different pore size drilling and sealing demand, and can
It reuses, especially suitable for being blocked to firedamp taking-out discharging drilling.
Description of the drawings
Fig. 1 is the structure diagram of the utility model；
Fig. 2 is structure diagram when the utility model is mounted on inside firedamp taking-out discharging drilling.
In figure：1st, external support board, 2, inner support plate, 3, expanded rubber housing, 4, air injection pipe, 5, Grouting Pipe, 6, exhaust pipe,
7th, preset extraction pipeline.
Specific embodiment
The utility model is described further below in conjunction with the accompanying drawings (below with this mining drilling pump drainage fluid filling hole sealing device plug
The direction for entering drilling is described for front).
As shown in Figure 1, this mining drilling pump drainage fluid filling hole sealing device includes external support board 1, inner support plate 2, outside expanded rubber
Set 3, air injection pipe 4, Grouting Pipe 5 and exhaust pipe 6.
The external support board 1 and inner support plate 2 is disposed as the outer diameter of two pieces, external support board 1 and inner support plate 2
Less than the internal diameter size of firedamp taking-out discharging drilling, and bolt fitting is fixed to be connected by connecting for adjacent external support board 1 and inner support plate 2
Assembly is connected in, is symmetrical arranged before and after preceding assembly and rear assembly.
The expanded rubber housing 3 is cylindrical structure, and the rear and front end of cylindrical structure is radially bent, cartridge type
Between the closed external support board 1 for being clamped in preceding assembly in the front end of structure, inner support plate 2, the closed clamping in rear end of cylindrical structure
Between external support board 1, inner support plate 2 in rear assembly, preceding assembly, rear assembly and expanded rubber housing 3 collectively form
Column construction, and the closed expansion space of Inner Constitution of expanded rubber housing 3.
The axial direction of air injection pipe 4 along the column construction is fixed on rear assembly, and air injection pipe 4 is through outer
Support plate 1 and inner support plate 2 are stretched to inside closed expansion space, and the rear end of air injection pipe 4 is equipped with gas injection valve and drain tap.
The Grouting Pipe 5 and exhaust pipe 6 run through column construction and Grouting Pipe 5 along the axial direction of column construction respectively
It is respectively and fixedly installed on preceding assembly and rear assembly with exhaust pipe 6, the rear end of Grouting Pipe 5 is equipped with slip casting valve, exhaust pipe 6
Rear end be equipped with drain tap.
This mining drilling pump drainage fluid filling hole sealing device is the aperture for blocking firedamp taking-out discharging drilling, in firedamp taking-out discharging drilling
After portion has been placed in preset extraction pipeline 7 and the closure for completing preset interior closure, the rear end of air injection pipe 4 is passed through into hose and coal first
Pressure gas source connection connects, the rear end of Grouting Pipe 5 is connected connection with grouting equipment by hose under mine, then will be originally mining
Drilling pump drainage fluid filling hole sealing device is integrally filled in firedamp taking-out discharging drilling；It closes the drain tap of air injection pipe 4, open air injection pipe 4
After gas injection valve, pressed gas is filled with the closed expansion space in inside of expanded rubber housing 3, as shown in Fig. 2, expanded rubber housing
3 expand deformation, and the outer surface of expanded rubber housing 3 is bonded with the hole wall of firedamp taking-out discharging drilling, pressurize to setting time
The gas injection valve of air injection pipe 4 is closed afterwards and removes inflated hose reaches sealing of hole sealing demand；Open the slip casting valve of Grouting Pipe 5
After the drain tap of exhaust pipe 6, start grouting equipment, open grouting equipment, slurries inject gas drainage under suction by Grouting Pipe 5 and bore
Close the hole on preset 7 surrounding firedamp taking-out discharging drilling hole wall of extraction pipeline inside hole, the remnants inside firedamp taking-out discharging drilling are empty
Gas is discharged by exhaust pipe 6, and according to U-tube unicom principle, slurries under the pressure of grouting equipment, take out by the continuous gas that injects
Bore inner is put, the hole of preset 7 surrounding of extraction pipeline is gradually filled with sealing from inside to outside, after slip casting to setting time
It closes grouting equipment, remove slip casting hose, expanded rubber housing 3 and the hole wall sealing of firedamp taking-out discharging drilling are close, it is therefore prevented that slurry
Liquid is excessive or leakage, has reached good sealing of hole demand, and guarantee is provided to complete injection hole sealing；Expanded rubber housing 3 can fit
For the firedamp taking-out discharging drilling of different-diameter size, air injection pipe 4 need to be only opened when needing and recycle after completing gas drainage under suction
Drain tap, expanded rubber housing 3 i.e. restore to original state, extract this mining drilling pump drainage fluid filling hole sealing device out.
In order to realize better grouting filling hole effect, pass through exhaust conducive to the residual air inside firedamp taking-out discharging drilling
Pipe 6 is discharged, and as further improvement of the utility model scheme, Grouting Pipe 5 is located at the length of the exposed junction of preceding assembly forepart
Size is more than the length dimension that exhaust pipe 6 is located at the exposed junction of preceding assembly forepart.
Twist operation is to the note inside expanded rubber housing 3 when dismounting this mining drilling pump drainage fluid filling hole sealing device in order to prevent
Slurry pipe 5 and exhaust pipe 6 cause to damage, and as further improvement of the utility model scheme, edge is equipped between two pieces inner support plate 2
The rigid support of column construction axial direction setting.
Claims (3)
1. a kind of mining drilling pump drainage fluid filling hole sealing device, which is characterized in that including external support board (1), inner support plate (2), expansion
Rubber sleeve (3), air injection pipe (4), Grouting Pipe (5) and exhaust pipe (6)；
The external support board (1) and inner support plate (2) is disposed as the outer diameter of two pieces, external support board (1) and inner support plate (2)
Size is less than the internal diameter size of firedamp taking-out discharging drilling, and adjacent external support board (1) and inner support plate (2) fitting are fixedly connected as
It is symmetrical arranged before and after assembly, preceding assembly and rear assembly；
The expanded rubber housing (3) is cylindrical structure, and the rear and front end of cylindrical structure is radially bent, cartridge type knot
Between the closed external support board (1) for being clamped in preceding assembly in the front end of structure, inner support plate (2), the closed folder in rear end of cylindrical structure
It holds between the external support board (1) of rear assembly, inner support plate (2), preceding assembly, rear assembly and expanded rubber housing (3)
Collectively form column construction, and the closed expansion space of Inner Constitution of expanded rubber housing (3)；
The axial direction of air injection pipe (4) along the column construction is fixed on rear assembly, and air injection pipe (4) is through outer
Support plate (1) and inner support plate (2) are stretched to inside closed expansion space, and the rear end of air injection pipe (4) is equipped with gas injection valve and row
Air valve；
The Grouting Pipe (5) and exhaust pipe (6) run through column construction and Grouting Pipe along the axial direction of column construction respectively
(5) it being respectively and fixedly installed on preceding assembly and rear assembly with exhaust pipe (6), the rear end of Grouting Pipe (5) is equipped with slip casting valve,
The rear end of exhaust pipe (6) is equipped with drain tap.
2. mining drilling pump drainage fluid filling hole sealing device according to claim 1, which is characterized in that Grouting Pipe (5) is positioned at preceding group
The length dimension of the exposed junction of fit forepart is more than length dimension of the exhaust pipe (6) positioned at the exposed junction of preceding assembly forepart.
3. mining drilling pump drainage fluid filling hole sealing device according to claim 2, which is characterized in that two pieces inner support plate (2) it
Between be equipped with the rigid support that is set along column construction axial direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721768216.8U CN207583345U (en) | 2017-12-18 | 2017-12-18 | Mining drilling pump drainage fluid filling hole sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721768216.8U CN207583345U (en) | 2017-12-18 | 2017-12-18 | Mining drilling pump drainage fluid filling hole sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207583345U true CN207583345U (en) | 2018-07-06 |
Family
ID=62738544
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721768216.8U Expired - Fee Related CN207583345U (en) | 2017-12-18 | 2017-12-18 | Mining drilling pump drainage fluid filling hole sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207583345U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112112162A (en) * | 2020-07-29 | 2020-12-22 | 中国一冶集团有限公司 | Device for quickly sealing orifice of rear grouting pipe of cast-in-situ bored pile |
| CN113107420A (en) * | 2021-05-11 | 2021-07-13 | 山东尔辰智控科技有限公司 | Accurate positioning and rapid hole sealing method for mining inclined large-diameter deep hole |
| WO2022082953A1 (en) * | 2020-10-23 | 2022-04-28 | 国网甘肃省电力公司经济技术研究院 | Grouting system and grouting method based on pressure-adjustable special grouting moving cavity |
| CN115288633A (en) * | 2022-08-18 | 2022-11-04 | 山西潞安环保能源开发股份有限公司 | Filter-pressing type quick-hardening hole packer for mine and use method thereof |
-
2017
- 2017-12-18 CN CN201721768216.8U patent/CN207583345U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112112162A (en) * | 2020-07-29 | 2020-12-22 | 中国一冶集团有限公司 | Device for quickly sealing orifice of rear grouting pipe of cast-in-situ bored pile |
| WO2022082953A1 (en) * | 2020-10-23 | 2022-04-28 | 国网甘肃省电力公司经济技术研究院 | Grouting system and grouting method based on pressure-adjustable special grouting moving cavity |
| CN113107420A (en) * | 2021-05-11 | 2021-07-13 | 山东尔辰智控科技有限公司 | Accurate positioning and rapid hole sealing method for mining inclined large-diameter deep hole |
| CN115288633A (en) * | 2022-08-18 | 2022-11-04 | 山西潞安环保能源开发股份有限公司 | Filter-pressing type quick-hardening hole packer for mine and use method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180706 Termination date: 20181218 |