CN211777574U - Colliery gas drainage sampling hole plugging device - Google Patents
Colliery gas drainage sampling hole plugging device Download PDFInfo
- Publication number
- CN211777574U CN211777574U CN202020394459.5U CN202020394459U CN211777574U CN 211777574 U CN211777574 U CN 211777574U CN 202020394459 U CN202020394459 U CN 202020394459U CN 211777574 U CN211777574 U CN 211777574U
- Authority
- CN
- China
- Prior art keywords
- pipeline
- rotating shaft
- sector
- plugging device
- fixedly connected
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model belongs to the technical field of sampling hole plugging, in particular to a plugging device for coal mine gas extraction sampling holes, aiming at the problems of poor sealing effect and complicated device erection of the existing plugging device for sampling holes, the utility model provides a proposal that the plugging device comprises a first pipeline, a second pipeline is fixedly sleeved in the first pipeline in a sealing and fixing way, a first sector disc is fixedly connected in the second pipeline, a first rotating shaft is rotatably connected at the circle center of the first sector disc, a first chute is arranged in the first sector disc, a first sector block is connected on the inner wall of the first chute in a sealing and sliding way, the first sector block is fixedly sleeved on the first rotating shaft, the utility model can put the first pipeline into the sampling holes, then a rotating shaft knob, the knob rotates a first bevel gear and the first rotating shaft through a second rotating shaft and a second bevel gear, the first sector block and the second sector block can be driven to rotate when the first rotating shaft rotates, the first pipeline and the second pipeline can be sealed after being matched with the first sector disc and the second sector disc.
Description
Technical Field
The utility model relates to a sampling hole shutoff technical field especially relates to a colliery gas drainage sampling hole plugging device.
Background
At present, in the field of coal mines, drilling is often needed to be performed on a coal seam and a gas gathering area to perform coal mine gas extraction so as to prevent safety accidents such as gas explosion, gas outburst and the like, when gas extraction is performed, a hole is usually drilled in the coal seam first, the drilled hole is connected to a special pipeline to perform extraction, the drilled hole is connected with a special pipeline, a connecting pipe is usually placed into the hole first, the pipeline is connected after installation and fixation is completed, usually, engineering construction has a certain period, the laying time of the special pipeline is usually long, temporary plugging needs to be performed after the installation and fixation of the connecting pipe is completed so as to prevent a large amount of gas from seeping out, the connecting pipe is opened again when pipeline connection is performed, and an operator needs to act quickly during connection operation so as to prevent excessive gas.
The sealing effect of the existing sampling hole plugging device is poor, and the device is complicated to set up.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the sealed effect of current sampling hole plugging device not good, and the device sets up loaded down with trivial details shortcoming, and the sampling hole plugging device is taken out to colliery gas that proposes.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a colliery gas drainage sampling hole plugging device, including first pipeline, the fixed cover of first pipeline internal seal is equipped with the second pipeline, the first sector disc of fixedly connected with in the second pipeline, the centre of a circle department of first sector disc rotates and is connected with first pivot, first spout has been seted up in the first sector disc, sealed sliding connection has first sector on the inner wall of first spout, the fixed cover of first sector is established in first pivot, fixedly connected with second sector disc in the first pipeline, the bottom of first pivot is rotated and is connected in the centre of a circle department of second sector disc, the second spout has been seted up in the second sector disc, sliding connection has second sector on the inner wall of second spout, the fixed cover is equipped with first bevel gear in the first pivot, the meshing is provided with the second bevel gear on the first bevel gear, one side fixedly connected with second pivot of second bevel gear, the one end of second pivot extends to the second pipeline outside and fixedly connected with knob.
Preferably, the fixed cover on the first pipeline is equipped with the limiting plate, and the external fixed spiral winding of first pipeline has the air duct, and the one end fixedly connected with rubber gasbag of air duct.
Preferably, the rubber airbag is fixedly sleeved on the first pipeline, and the other end of the air duct extends to the position above the limiting plate and is connected with the piston in a sealing mode.
Preferably, the bearings are fixedly sleeved at the two ends of the first rotating shaft, one ends of the two connecting rods are fixedly connected to the outer sides of the two bearings, the other ends of the two connecting rods in the second pipeline are fixedly connected to the inner wall of the second pipeline, and the other ends of the two connecting rods in the first pipeline are fixedly connected to the inner wall of the first pipeline.
Preferably, a threaded connector is fixedly arranged in the second pipeline, and a special pipeline is connected to the threaded connector in an internal thread mode.
Compared with the prior art, the utility model has the advantages of:
1. in this scheme can put into the sampling hole with first pipeline, the pivot knob after that, the knob will rotate first bevel gear and first pivot through second pivot and second bevel gear, can drive first segment and second segment rotation during first pivot is rotatory, can seal first pipeline and second pipeline after cooperating with first segment dish and second segment dish.
2. This scheme can be played in to rubber air bag through the air duct, closely laminates with the sampling hole inner wall after the inflation of rubber air bag, and then reaches sealed effect.
Drawings
Fig. 1 is a schematic structural view of a side view section of the coal mine gas extraction sampling hole plugging device provided by the utility model;
fig. 2 is a schematic view of a three-dimensional structure of a first sector disc, a first sector block and a first rotating shaft of the coal mine gas extraction sampling hole plugging device provided by the utility model;
fig. 3 is the utility model provides a part A's schematic structure in coal mine gas drainage sampling hole plugging device figure 1.
In the figure: the device comprises a first pipeline 1, a second pipeline 2, a first sector disc 3, a first rotating shaft 4, a first sliding chute 5, a first sector block 6, a second sector disc 7, a second sliding chute 8, a second sector block 9, a first bevel gear 10, a second bevel gear 11, a second rotating shaft 12, a knob 13, a limiting plate 14, an air guide pipe 15, a rubber air bag 16, a piston 17, a bearing 18, a connecting rod 19 and a threaded interface 20.
Detailed Description
The technical solutions in the embodiments will be described clearly and completely with reference to the drawings in the embodiments, and it is obvious that the described embodiments are only a part of the embodiments, but not all embodiments.
Example one
Referring to fig. 1-3, a coal mine gas extraction sampling hole plugging device comprises a first pipeline 1, a second pipeline 2 is fixedly sleeved in the first pipeline 1 in a sealing manner, a first sector disc 3 is fixedly connected in the second pipeline 2, a first rotating shaft 4 is rotatably connected to the circle center of the first sector disc 3, a first chute 5 is formed in the first sector disc 3, a first sector block 6 is connected to the inner wall of the first chute 5 in a sealing and sliding manner, the first sector block 6 is fixedly sleeved on the first rotating shaft 4, a second sector disc 7 is fixedly connected in the first pipeline 1, the bottom end of the first rotating shaft 4 is rotatably connected to the circle center of the second sector disc 7, a second chute 8 is formed in the second sector disc 7, a second sector block 9 is connected to the inner wall of the second chute 8 in a sliding manner, a first bevel gear 10 is fixedly sleeved on the first rotating shaft 4, a second bevel gear 11 is arranged on the first bevel gear 10 in a meshing manner, one side of the second bevel gear 11 is fixedly connected with a second rotating shaft 12, one end of the second rotating shaft 12 extends out of the second pipeline 2 and is fixedly connected with a knob 13, and the second rotating shaft 12 and the second bevel gear 11 can be rotated through the knob 13.
In this embodiment, fixed cover is equipped with limiting plate 14 on the first pipeline 1, and 1 external fixation spiral winding of first pipeline has air duct 15, and the one end fixedly connected with rubber gasbag 16 of air duct 15 can closely laminate with the sampling hole inner wall through the inflation of rubber gasbag 16.
In this embodiment, the fixed cover of rubber gasbag 16 is established on first pipeline 1, and the other end of air duct 15 extends to limiting plate 14 top and sealing connection has piston 17, can block up air duct 15, avoids gas leakage.
In this embodiment, the equal fixed cover in both ends of first pivot 4 is equipped with bearing 18, and the one end of two connecting rods 19 of the equal fixedly connected with in outside of two bearings 18 is located on the inner wall of two connecting rods 19's of second pipeline 2 other end fixed connection second pipeline 2, and the other end fixed connection of two connecting rods 19 that is located in first pipeline 1 conveniently fixes first pivot 4 on the inner wall of first pipeline 1.
In this embodiment, the second pipeline 2 is internally and fixedly provided with the screw thread interface 20, and the screw thread interface 20 is connected with a special pipeline through an internal thread, so that the pipeline is conveniently connected with the special pipeline.
Example two
Referring to fig. 1-3, a coal mine gas extraction sampling hole plugging device comprises a first pipeline 1, a second pipeline 2 is fixedly sleeved in the first pipeline 1 in a sealing manner, a first sector disc 3 is fixedly welded in the second pipeline 2, a first rotating shaft 4 is rotatably connected to the circle center of the first sector disc 3, a first chute 5 is formed in the first sector disc 3, a first sector block 6 is connected to the inner wall of the first chute 5 in a sealing and sliding manner, the first sector block 6 is fixedly sleeved on the first rotating shaft 4, a second sector disc 7 is fixedly welded in the first pipeline 1, the bottom end of the first rotating shaft 4 is rotatably connected to the circle center of the second sector disc 7, a second chute 8 is formed in the second sector disc 7, a second sector block 9 is slidably connected to the inner wall of the second chute 8, a first bevel gear 10 is fixedly sleeved on the first rotating shaft 4, a second bevel gear 11 is arranged on the first bevel gear 10 in a meshing manner, one side of the second bevel gear 11 is fixedly connected with a second rotating shaft 12, one end of the second rotating shaft 12 extends to the outside of the second pipeline 2 and is fixedly welded with a knob 13, and the second rotating shaft 12 and the second bevel gear 11 can be rotated through the knob 13.
In this embodiment, fixed cover is equipped with limiting plate 14 on the first pipeline 1, and 1 external fixation spiral winding of first pipeline has air duct 15, and the one end fixedly connected with rubber gasbag 16 of air duct 15 can closely laminate with the sampling hole inner wall through the inflation of rubber gasbag 16.
In this embodiment, the fixed cover of rubber gasbag 16 is established on first pipeline 1, and the other end of air duct 15 extends to limiting plate 14 top and sealing connection has piston 17, can block up air duct 15, avoids gas leakage.
In this embodiment, the both ends of first pivot 4 are all fixed the cover and are equipped with bearing 18, and the outside of two bearing 18 is the one end of two connecting rods 19 of fixed welding, is located on the inner wall of the fixed welding second pipeline 2 of the other end of two connecting rods 19 in second pipeline 2, and the other end of two connecting rods 19 that are located in first pipeline 1 is fixed the welding on the inner wall of first pipeline 1, conveniently fixes first pivot 4.
In this embodiment, the second pipeline 2 is internally and fixedly provided with the screw thread interface 20, and the screw thread interface 20 is connected with a special pipeline through an internal thread, so that the pipeline is conveniently connected with the special pipeline.
In the embodiment, after the drilling equipment is taken out from the sampling hole, one end of the first pipeline 1 is immediately put into the sampling hole, then the knob 13 is rotated, the knob 13 drives the second rotating shaft 12 to rotate when rotating, the second bevel gear 11 at one end of the second rotating shaft 12 is meshed with and rotates the first bevel gear 10 when rotating, the first bevel gear 10 rotates the first rotating shaft 4 when rotating, two ends of the first rotating shaft 4 are rotatably connected in the first sector disc 3 and the second sector disc 7, the first rotating shaft 4 drives the first sector block 6 and the second sector block 9 at two ends to slide in the first sliding chute 5 and the second sliding chute 8 when rotating, the first sector disc 3 is matched with the first sector block 6, the second sector disc 7 is matched with the second sector block 9 to seal the first pipeline 1 and the second pipeline 2, then the piston 17 is pulled out, and air is pumped into the rubber air bag 16 through the air duct 15, the expanded rubber air bag 16 is tightly attached to the inner wall of the sampling hole, the purpose of sealing the sampling hole is achieved, the special pipeline is laid, and then the special pipeline is connected into the threaded connector 20 in the second pipeline 2, so that coal mine gas can be extracted, and the coal mine gas sampling device is convenient to use.
The above descriptions are only preferred embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to, replaced or changed.
Claims (5)
1. A coal mine gas extraction sampling hole plugging device comprises a first pipeline (1) and is characterized in that a second pipeline (2) is fixedly sleeved in the first pipeline (1) in a sealing manner, a first sector disc (3) is fixedly connected in the second pipeline (2), a first rotating shaft (4) is connected to the circle center of the first sector disc (3) in a rotating manner, a first sliding chute (5) is formed in the first sector disc (3), a first sector block (6) is connected to the inner wall of the first sliding chute (5) in a sealing and sliding manner, the first sector block (6) is fixedly sleeved on the first rotating shaft (4), a second sector disc (7) is fixedly connected in the first pipeline (1), the bottom end of the first rotating shaft (4) is connected to the circle center of the second sector disc (7) in a rotating manner, a second sliding chute (8) is formed in the second sector disc (7), and a second sector block (9) is connected to the inner wall of the second sliding chute (8) in a sliding manner, a first bevel gear (10) is fixedly sleeved on the first rotating shaft (4), a second bevel gear (11) is arranged on the first bevel gear (10) in a meshed mode, a second rotating shaft (12) is fixedly connected to one side of the second bevel gear (11), and one end of the second rotating shaft (12) extends out of the second pipeline (2) and is fixedly connected with a knob (13).
2. The coal mine gas extraction sampling hole plugging device according to claim 1, wherein a limiting plate (14) is fixedly sleeved on the first pipeline (1), a gas guide pipe (15) is fixedly and spirally wound outside the first pipeline (1), and one end of the gas guide pipe (15) is fixedly connected with a rubber air bag (16).
3. The coal mine gas extraction sampling hole plugging device according to claim 2, wherein the rubber air bag (16) is fixedly sleeved on the first pipeline (1), and the other end of the air guide pipe (15) extends to a position above the limiting plate (14) and is connected with a piston (17) in a sealing mode.
4. The coal mine gas extraction sampling hole plugging device according to claim 1, wherein bearings (18) are fixedly sleeved at both ends of the first rotating shaft (4), one ends of two connecting rods (19) are fixedly connected to the outer sides of the two bearings (18), the other ends of the two connecting rods (19) in the second pipeline (2) are fixedly connected to the inner wall of the second pipeline (2), and the other ends of the two connecting rods (19) in the first pipeline (1) are fixedly connected to the inner wall of the first pipeline (1).
5. The coal mine gas extraction sampling hole plugging device according to claim 1, wherein a threaded connector (20) is fixedly arranged in the second pipeline (2), and a special pipeline is connected to the threaded connector (20) in an internal thread mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020394459.5U CN211777574U (en) | 2020-03-25 | 2020-03-25 | Colliery gas drainage sampling hole plugging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020394459.5U CN211777574U (en) | 2020-03-25 | 2020-03-25 | Colliery gas drainage sampling hole plugging device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211777574U true CN211777574U (en) | 2020-10-27 |
Family
ID=72932118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020394459.5U Expired - Fee Related CN211777574U (en) | 2020-03-25 | 2020-03-25 | Colliery gas drainage sampling hole plugging device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211777574U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113622989A (en) * | 2021-09-22 | 2021-11-09 | 华北科技学院(中国煤矿安全技术培训中心) | Hole sealing device that adoption was taken out to intelligence gas |
| CN114236074A (en) * | 2021-12-07 | 2022-03-25 | 深圳市索奥检测技术有限公司 | Water environment detection device |
-
2020
- 2020-03-25 CN CN202020394459.5U patent/CN211777574U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113622989A (en) * | 2021-09-22 | 2021-11-09 | 华北科技学院(中国煤矿安全技术培训中心) | Hole sealing device that adoption was taken out to intelligence gas |
| CN113622989B (en) * | 2021-09-22 | 2024-03-19 | 华北科技学院(中国煤矿安全技术培训中心) | Hole sealing device for intelligent gas extraction |
| CN114236074A (en) * | 2021-12-07 | 2022-03-25 | 深圳市索奥检测技术有限公司 | Water environment detection device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211777574U (en) | Colliery gas drainage sampling hole plugging device | |
| CN201618545U (en) | Movable type yellow mud pulp automatic stirring apparatus | |
| CN107060792B (en) | A kind of drilling type experimental rig and method for shield model test | |
| CN110735645B (en) | Broken thing pull throughs of underground excavation is built in subway tunnel excavation | |
| CN111006968B (en) | Fixed-point testing method for coal seam gas content and closed sampling device for implementing method | |
| CN206753527U (en) | A kind of comprehensive coal dust collection device of coal mine drilling | |
| CN201865575U (en) | Drilling rig for exploration of water and gas | |
| CN107989648A (en) | A kind of coal mine gas drainage samples pipe connection | |
| CN209339139U (en) | A kind of piling machine of noise reduction | |
| CN202531019U (en) | Multi-blade cutting hydraulic hole enlarging drilling machine | |
| CN108679390A (en) | A kind of Coal mine methane detector | |
| CN208267843U (en) | A kind of liquid carbon dioxide phase transformation explosion rapid hole sealing device | |
| CN104832094A (en) | Long auger drilling and base-expanding complete device and reaming method | |
| CN213039251U (en) | Gas drainage hole sealing device | |
| CN218912869U (en) | Portable soil sampling drilling machine | |
| CN207634103U (en) | A kind of negative pressure stabilizing device for gas pumping under a coal mine | |
| CN202295045U (en) | Apron wheel type gallery emergency drainage pump truck | |
| CN204609769U (en) | Long auger expands end the complete sets of equipment | |
| CN102416984A (en) | Crawler type gallery emergency rescue drainage pump truck | |
| CN112798366B (en) | Coal mine gas exploration detection equipment and use method | |
| CN112145135A (en) | Double-control filling device for petroleum exploitation | |
| CN221002697U (en) | Grouting extraction leakage-proof visual equipment | |
| CN212988812U (en) | Reliability detection test mechanism for long-distance tunnel fire-fighting risk-avoiding system | |
| CN213558912U (en) | Maintenance device for airtight civil air defense door production equipment | |
| CN104805818B (en) | Large-scale barrel base oil recovery platform negative pressure keeps system automatically |
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: 20201027 |