CN113187429A - Mining hole sealing bag - Google Patents
Mining hole sealing bag Download PDFInfo
- Publication number
- CN113187429A CN113187429A CN202110666827.6A CN202110666827A CN113187429A CN 113187429 A CN113187429 A CN 113187429A CN 202110666827 A CN202110666827 A CN 202110666827A CN 113187429 A CN113187429 A CN 113187429A
- Authority
- CN
- China
- Prior art keywords
- bag
- connecting piece
- pipe
- wall
- grouting pipe
- 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
- 238000007789 sealing Methods 0.000 title claims abstract description 47
- 238000005065 mining Methods 0.000 title claims abstract description 13
- 238000007569 slipcasting Methods 0.000 claims description 15
- 230000000694 effects Effects 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 238000005422 blasting Methods 0.000 claims description 2
- 238000005086 pumping Methods 0.000 claims 2
- 230000000149 penetrating effect Effects 0.000 abstract description 6
- 239000002002 slurry Substances 0.000 description 2
- 239000003245 coal Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000011440 grout Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Images
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
- E21B33/00—Sealing or packing boreholes or wells
- E21B33/10—Sealing or packing boreholes or wells in the borehole
- E21B33/12—Packers; Plugs
-
- 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
- E21B33/13—Methods or devices for cementing, for plugging holes, crevices or the like
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F7/00—Methods or devices for drawing- off gases with or without subsequent use of the gas for any purpose
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Pipe Accessories (AREA)
Abstract
The invention discloses a mining hole sealing bag which comprises an outer bag, wherein an inner bag is arranged inside the outer bag, first connecting pieces are arranged at two ends of the outer bag, connecting threads are arranged on the outer walls of the first connecting pieces, a second connecting piece is arranged on the outer side of the first connecting pieces, a thread groove is formed in the inner wall of each second connecting piece (5), a sealing ring is arranged on the inner ring at one end of each second connecting piece, and a gas exhaust pipe penetrates through the front side inside the outer bag. The gas drainage pipe is fixed by penetrating the gas drainage pipe through the first connecting piece at one end of the outer bag and penetrating out of the first connecting piece at the other end, penetrating the second connecting piece at two ends of the gas drainage pipe, rotating the second connecting piece under the matching of the thread groove and the connecting thread, fixing the second connecting piece at the outer side of the first connecting piece, and keeping the joint of the gas drainage pipe and the second connecting piece sealed under the action of the sealing ring.
Description
Technical Field
The invention relates to the field of hole sealing bags, in particular to a mining hole sealing bag.
Background
In the coal mine underground production, various drill holes need to be sealed after drilling construction is completed, at the moment, a hole sealing bag needs to be used, when hole sealing is carried out, the bag at two ends of the hole sealing device is filled with slurry through a grouting pipe of the hole sealing device by grouting pressure of a grouting pump, and the slurry is expanded at two ends and then seals a middle gap, so that hole sealing is realized.
However, when the bag type grouting sealing device is in actual use, the gas drainage pipe is not easy to install, so that a gap is easily generated between the bag type grouting sealing device and the gas drainage pipe when the bag type grouting sealing device is used for sealing holes, and the sealing effect of the bag type grouting sealing device is influenced.
Therefore, it is necessary to invent a mining hole sealing bag to solve the above problems.
Disclosure of Invention
The invention aims to provide a mining hole sealing bag.A gas drainage pipe penetrates through a first connecting piece at one end of an outer bag and penetrates out of the first connecting piece at the other end, a second connecting piece penetrates through two ends of the gas drainage pipe, the second connecting piece is rotated under the matching of a thread groove and a connecting thread, the second connecting piece is fixed on the outer side of the first connecting piece, and meanwhile, the joint of the gas drainage pipe and the second connecting piece is kept sealed under the action of a sealing ring, so that the gas drainage pipe is fixed, and the defects in the technology are overcome.
In order to achieve the above purpose, the invention provides the following technical scheme: a hole sealing bag for mines comprises an outer bag, an inner bag is arranged inside the outer bag, first connecting pieces are arranged at two ends of the outer bag, connecting threads are arranged on the outer walls of the first connecting pieces, second connecting pieces are arranged on the outer sides of the first connecting pieces, thread grooves are formed in the inner walls of the second connecting pieces, sealing rings are arranged on inner rings at one ends of the second connecting pieces, a gas exhaust pipe penetrates through the front side of the inner portion of the outer bag, two ends of the gas exhaust pipe penetrate through the first connecting pieces and the second connecting pieces respectively, a first grouting pipe penetrates through the rear side of the inner portion of the outer bag, a plug is arranged at one end of the first grouting pipe, a one-way valve is arranged on the first grouting pipe and communicated with the inner bag, an explosion valve is arranged at one end, close to the plug, of the first grouting pipe, a limiting block is arranged on the inner wall at the other end of the first grouting pipe, and a second grouting pipe is inserted into the other end of the first grouting pipe, and the outer wall of the second grouting pipe is provided with a limiting groove.
Preferably, the number of the first connecting pieces is two, and the two first connecting pieces are symmetrically distributed about a vertical center line of the outer bag.
Preferably, the outer wall of the first connecting piece is in threaded connection with the inner wall of the second connecting piece through a connecting thread and a thread groove, and the outer side of the connecting thread is attached to the inner side of the thread groove.
Preferably, the number of the sealing rings is two, the two sealing rings are symmetrically distributed about a vertical center line of the outer bag, the sealing rings are made of rubber materials, and the longitudinal section of each sealing ring is in a circular ring shape.
Preferably, through stopper and spacing groove activity joint between the inner wall of first slip casting pipe and the outer wall of second slip casting pipe, the inboard of spacing groove closely laminates with the outside of stopper.
Preferably, the number of the limiting blocks is two, each group of limiting blocks is four, and each group of limiting blocks is uniformly distributed on one side of the inner wall of the first grouting pipe.
In the technical scheme, the invention provides the following technical effects and advantages:
1. the gas drainage pipe is fixed by penetrating the gas drainage pipe through the first connecting piece at one end of the outer bag and penetrating out of the first connecting piece at the other end, penetrating the second connecting piece at two ends of the gas drainage pipe, rotating the second connecting piece under the matching of the thread groove and the connecting thread, so that the second connecting piece is fixed at the outer side of the first connecting piece, and simultaneously, under the action of the sealing ring, the joint of the gas drainage pipe and the second connecting piece is kept sealed;
2. through the second slip casting pipe, when needs are to the inner bag slip casting, insert first slip casting intraduct with the second slip casting, simultaneously under the cooperation of stopper and spacing groove, improve the fastness of the second slip casting outside and the inboard connection of first slip casting, after bag slip casting is accomplished including, outwards stimulate the second slip casting pipe, drive stopper and spacing groove and break away from, can take out the second slip casting pipe.
Drawings
In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.
FIG. 1 is an overall perspective view of the present invention;
FIG. 2 is an elevational, cross-sectional view of the present invention;
FIG. 3 is a front sectional perspective view of the junction of the first connector and the second connector of the present invention;
FIG. 4 is a top cross-sectional perspective view of a second slip casting pipe of the present invention;
fig. 5 is a front perspective view of a second connector of the present invention.
Description of reference numerals:
1. an outer bag; 2. an inner bag; 3. a first connecting member; 4. connecting threads; 5. a second connecting member; 6. a thread groove; 7. a seal ring; 8. a gas exhaust pipe; 9. a first grouting pipe; 10. a plug; 11. a one-way valve; 12. a blast valve; 13. a limiting block; 14. a second grouting pipe; 15. a limiting groove.
Detailed Description
In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.
The invention provides a mining hole sealing bag as shown in figures 1-5, which comprises an outer bag 1, wherein an inner bag 2 is arranged inside the outer bag 1, first connecting pieces 3 are arranged at two ends of the outer bag 1, connecting threads 4 are arranged on the outer wall of each first connecting piece 3, a second connecting piece 5 is arranged outside each first connecting piece 3, a thread groove 6 is arranged on the inner wall of each second connecting piece 5, a sealing ring 7 is arranged on the inner ring at one end of each second connecting piece 5, a gas drainage pipe 8 penetrates through the front side inside the outer bag 1, two ends of each gas drainage pipe 8 respectively penetrate through the first connecting pieces 3 and the second connecting pieces 5, a first grouting pipe 9 penetrates through the rear side inside the outer bag 1, a plug 10 is arranged at one end of the first grouting pipe 9, a one-way valve 11 is arranged on the first grouting pipe 9, and the one-way valve 11 is communicated with the inner bag 2, one end of the first grouting pipe 9 close to the plug 10 is provided with a blasting valve 12, the inner wall of the other end of the first grouting pipe 9 is provided with a limiting block 13, a second grouting pipe 14 is inserted into the other end of the first grouting pipe 9, and the outer wall of the second grouting pipe 14 is provided with a limiting groove 15.
Further, in the above technical scheme, the quantity of first connecting piece 3 sets up to two, two first connecting piece 3 is about the perpendicular central line symmetric distribution of outer bag 1, pass through connecting thread 4 and thread groove 6 threaded connection between the outer wall of first connecting piece 3 and the inner wall of second connecting piece 5, the outside of connecting thread 4 and the inboard laminating of thread groove 6, through the first connecting piece 3 that passes outer bag 1 one end with gas drainage pipe 8 to wear out from the first connecting piece 3 of the other end, wear second connecting piece 5 at gas drainage pipe 8's both ends again, under the cooperation of thread groove 6 and connecting thread 4, rotate second connecting piece 5, make second connecting piece 5 fix the outside at first connecting piece 3, thereby fix gas drainage pipe 8.
Further, in the above technical scheme, the number of the sealing rings 7 is two, two of the sealing rings 7 are symmetrically distributed about the vertical center line of the outer bag 1, the sealing rings 7 are made of rubber materials, the longitudinal section of each sealing ring 7 is circular, and the joints of the gas drainage pipe 8 and the second connecting piece 5 are kept sealed under the action of the sealing rings 7.
Furthermore, in the above technical scheme, the inner wall of the first grouting pipe 9 and the outer wall of the second grouting pipe 14 are movably clamped by the limiting block 13 and the limiting groove 15, the inner sides of the limiting grooves 15 are tightly attached to the outer sides of the limiting blocks 13, the number of the limiting blocks 13 is two, the number of the limiting blocks 13 in each group is four, each group of the limiting blocks 13 is uniformly distributed on one side of the inner wall of the first grouting pipe 9 and passes through the second grouting pipe 14, when the inner bag 2 needs to be grouted, the second grouting pipe 14 is inserted into the first grouting pipe 9, and the firmness of the connection between the outer side of the second grouting pipe 14 and the inner side of the first grouting pipe 9 is improved under the matching of the limiting block 13 and the limiting groove 15, after the inner bag 2 finishes grouting, the second grouting pipe 14 is pulled outwards to drive the limiting block 13 to be separated from the limiting groove 15, and then the second grouting pipe 14 can be taken out.
This practical theory of operation:
referring to the attached drawings 1-5 of the specification, when the gas drainage pipe 8 needs to be installed, the gas drainage pipe 8 penetrates through the first connecting piece 3 at one end of the outer bag 1 and penetrates out of the first connecting piece 3 at the other end, then the second connecting piece 5 penetrates through two ends of the gas drainage pipe 8, the second connecting piece 5 is rotated under the matching of the thread groove 6 and the connecting thread 4, so that the second connecting piece 5 is fixed on the outer side of the first connecting piece 3, and meanwhile, the joint of the gas drainage pipe 8 and the second connecting piece 5 is kept sealed under the action of the sealing ring 7;
referring to the attached drawings 1-5 of the specification, when the inner bag 2 needs to be grouted, the second grouting pipe 14 is inserted into the first grouting pipe 9, meanwhile, the firmness of connection between the outer side of the second grouting pipe 14 and the inner side of the first grouting pipe 9 is improved under the matching of the limiting block 13 and the limiting groove 15, grout is injected into the inner bag 2 through the one-way valve 11, after the inner bag 2 is grouted, the second grouting pipe 14 is pulled outwards to drive the limiting block 13 to be separated from the limiting groove 15, and then the second grouting pipe 14 can be taken out.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (6)
1. The utility model provides a mining hole sealing bag, includes outer bag (1), its characterized in that: the inner bag (2) is arranged inside the outer bag (1), first connecting pieces (3) are arranged at two ends of the outer bag (1), connecting threads (4) are arranged on the outer wall of the first connecting pieces (3), second connecting pieces (5) are arranged on the outer sides of the first connecting pieces (3), thread grooves (6) are formed in the inner walls of the second connecting pieces (5), sealing rings (7) are arranged on the inner ring of one end of each second connecting piece (5), a gas pumping pipe (8) penetrates through the front side of the inner portion of the outer bag (1), two ends of the gas pumping pipe (8) penetrate through the first connecting pieces (3) and the second connecting pieces (5) respectively, a first grouting pipe (9) penetrates through the rear side of the inner portion of the outer bag (1), a plug (10) is arranged at one end of the first grouting pipe (9), a one-way valve (11) is arranged on the first grouting pipe (9), the inner bag of the grouting device is characterized in that the check valve (11) is communicated with the inner bag (2), one end, close to the plug (10), of the first grouting pipe (9) is provided with a blasting valve (12), the inner wall of the other end of the first grouting pipe (9) is provided with a limiting block (13), the inner part of the other end of the first grouting pipe (9) is spliced with a second grouting pipe (14), and the outer wall of the second grouting pipe (14) is provided with a limiting groove (15).
2. The mining hole sealing bag according to claim 1, characterized in that: the number of the first connecting pieces (3) is two, and the two first connecting pieces (3) are symmetrically distributed around the vertical center line of the outer bag (1).
3. The mining hole sealing bag according to claim 1, characterized in that: the outer wall of the first connecting piece (3) is in threaded connection with the inner wall of the second connecting piece (5) through a connecting thread (4) and a thread groove (6), and the outer side of the connecting thread (4) is attached to the inner side of the thread groove (6).
4. The mining hole sealing bag according to claim 1, characterized in that: the number of the sealing rings (7) is two, the sealing rings (7) are symmetrically distributed about the vertical center line of the outer bag (1), the sealing rings (7) are made of rubber materials, and the longitudinal section of each sealing ring (7) is in a circular ring shape.
5. The mining hole sealing bag according to claim 1, characterized in that: the inner wall of first slip casting pipe (9) and the outer wall of second slip casting pipe (14) are connected through stopper (13) and spacing groove (15) activity joint, the inboard of spacing groove (15) closely laminates with the outside of stopper (13).
6. The mining hole sealing bag according to claim 1, characterized in that: the quantity of stopper (13) sets up to two sets of, every group the quantity of stopper (13) sets up to four, every stopper of group (13) evenly distributed and one side of first slip casting pipe (9) inner wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110666827.6A CN113187429A (en) | 2021-06-16 | 2021-06-16 | Mining hole sealing bag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110666827.6A CN113187429A (en) | 2021-06-16 | 2021-06-16 | Mining hole sealing bag |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113187429A true CN113187429A (en) | 2021-07-30 |
Family
ID=76976461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110666827.6A Pending CN113187429A (en) | 2021-06-16 | 2021-06-16 | Mining hole sealing bag |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113187429A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114809116A (en) * | 2022-04-14 | 2022-07-29 | 中国科学院地理科学与资源研究所 | Columnar vibration isolation bag for reducing vibration influence of subway and bridge and construction method thereof |
-
2021
- 2021-06-16 CN CN202110666827.6A patent/CN113187429A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114809116A (en) * | 2022-04-14 | 2022-07-29 | 中国科学院地理科学与资源研究所 | Columnar vibration isolation bag for reducing vibration influence of subway and bridge and construction method thereof |
| CN114809116B (en) * | 2022-04-14 | 2023-02-03 | 中国科学院地理科学与资源研究所 | Columnar vibration isolation bag for reducing vibration influence of subway and bridge and construction method thereof |
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