CN112781944A - Quick extraction sampling device based on coal mine gas extraction - Google Patents
Quick extraction sampling device based on coal mine gas extraction Download PDFInfo
- Publication number
- CN112781944A CN112781944A CN202110010156.8A CN202110010156A CN112781944A CN 112781944 A CN112781944 A CN 112781944A CN 202110010156 A CN202110010156 A CN 202110010156A CN 112781944 A CN112781944 A CN 112781944A
- Authority
- CN
- China
- Prior art keywords
- gas
- extraction
- box
- dust filtering
- 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.)
- Granted
Links
- 238000000605 extraction Methods 0.000 title claims abstract description 67
- 238000005070 sampling Methods 0.000 title claims abstract description 29
- 239000003245 coal Substances 0.000 title claims abstract description 25
- 239000000428 dust Substances 0.000 claims abstract description 48
- 230000007246 mechanism Effects 0.000 claims abstract description 26
- 238000000746 purification Methods 0.000 claims abstract description 26
- 239000002274 desiccant Substances 0.000 claims abstract description 13
- 238000001514 detection method Methods 0.000 claims abstract description 12
- 238000004140 cleaning Methods 0.000 claims abstract description 7
- 238000001914 filtration Methods 0.000 claims description 38
- 239000000523 sample Substances 0.000 claims description 32
- 238000001035 drying Methods 0.000 claims description 21
- 238000000034 method Methods 0.000 claims description 16
- 230000000694 effects Effects 0.000 claims description 8
- 230000007306 turnover Effects 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 239000011159 matrix material Substances 0.000 claims description 6
- 238000009423 ventilation Methods 0.000 claims description 4
- 239000010419 fine particle Substances 0.000 claims description 3
- 239000000945 filler Substances 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 73
- 238000005553 drilling Methods 0.000 description 7
- 230000009471 action Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 206010021143 Hypoxia Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 239000008187 granular material Substances 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
- 230000009965 odorless effect Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 238000013517 stratification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009967 tasteless effect Effects 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
- G01N1/24—Suction devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/60—Combinations of devices covered by groups B01D46/00 and B01D47/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/26—Drying gases or vapours
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/22—Fuels; Explosives
- G01N33/227—Explosives, e.g. combustive properties thereof
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- Pathology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Immunology (AREA)
- General Physics & Mathematics (AREA)
- General Health & Medical Sciences (AREA)
- Biochemistry (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Medicinal Chemistry (AREA)
- Food Science & Technology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Combustion & Propulsion (AREA)
- Geology (AREA)
- Geochemistry & Mineralogy (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention relates to the technical field of coal mine gas extraction equipment, in particular to a rapid extraction and sampling device based on coal mine gas extraction. The invention aims to solve the technical problems that a sampling head structure of the existing device cannot extend into a drilled hole and enter a cavity for sampling, and fillers and drying agents in an extraction pipeline are inconvenient to replace and clean. In order to solve the technical problems, the invention provides a rapid extraction and sampling device based on coal mine gas extraction, which consists of a detection and extension mechanism and a tail gas purification mechanism, wherein the detection and extension mechanism extends into a gas drill hole from the drill hole, so that the gas in the gas drill hole can be conveniently extracted, sampled and detected, the accuracy of gas detection data is ensured, the influence of air in a tunnel on the accuracy of a detection result is avoided, and the device is convenient for cleaning filtered dust and a dried and deteriorated drying agent and replacing, is simple and convenient to operate and improves the replacement efficiency.
Description
Technical Field
The invention relates to the technical field of coal mine gas extraction equipment, in particular to a rapid extraction and sampling device based on coal mine gas extraction and a using method thereof.
Background
The gas is colorless, tasteless and odorless, is insoluble in water, and can cause people to suffocate due to oxygen deficiency and generate combustion or explosion when reaching a certain concentration. At present, in the process of mining a coal mine, gas in a coal seam of the coal mine needs to be extracted so as to prevent accidents after the gas is discharged.
In the prior art, part gas drainage sampling device is in using this in-process, because of its front end is provided with the cover of breathing in of tubaeform, only be applicable to the inside extraction sampling of coal mine tunnel, when digging the cavity that meets the geological stratification, the pore entering cavity that the face was seted up through adopting to dig in the sample head structure of current device can not be through adopting, lead to current device to use the operation inconvenient, and the change clearance of the filler in the pipeline of taking out and drying agent is all comparatively inconvenient, and the troublesome poeration.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a rapid extraction sampling device based on coal mine gas extraction and a using method thereof, and solves the problems that the sampling head structure of the conventional rapid extraction device based on coal mine gas extraction cannot stretch into a drilled hole and enter into the drilled hole for sampling, and fillers and drying agents in an extraction pipeline are inconvenient to replace and clean.
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a take out and adopt sampling device fast based on colliery gas drainage, includes and takes out and adopts the machine, take out and adopt the fixed male joint cylinder that has cup jointed of left pipe of machine, the outer wall activity joint of male joint cylinder has the female joint parent, the left side fixedly connected with screw rod of female joint parent, the left end fixedly connected with wedge of screw rod, take out and adopt the groove in the middle of the inside of screw rod, the left end threaded connection of screw rod outer wall has the probe to stretch the mechanism, take out and adopt the right side fixedly connected with gas content detector of machine, the fixed grafting in the middle of the right side of gas content detector has the air duct, the right-hand member fixedly connected with tail gas purification mechanism of air duct.
Preferably, the right center of the extraction machine is communicated with the inside of the gas content detector, and the inside of the gas content detector is communicated with the inside of the tail gas purification mechanism through a gas guide pipe.
Preferably, the cross section of the extraction groove is T-shaped, and two ends of the extraction groove are communicated with the outside of the screw rod.
Preferably, it includes the probe rod to visit the mechanism of stretching, the right-hand member of probe rod and the left end threaded connection of screw rod, the groove of accomodating has all been seted up to the top and the bottom of probe rod outer wall left end, the inside in accomodating the groove articulates there is adjustable fender, the left end fixedly connected with lug of adjustable fender inner wall, the torsional spring has been cup jointed in the equal activity of articulated department of both sides around the adjustable fender, the both ends of torsional spring respectively with the inner wall in accomodating the groove and adjustable fender's outer wall fixed connection.
Preferably, the left side surface of the probe rod is a circular arc surface, and the two movable baffles are arranged at the left end of the probe rod in a splayed manner.
Preferably, the tail gas purification mechanism includes the dust filtering box, the left side activity of dust filtering box cup joints the right-hand member at the air duct, the right-hand member activity joint of the inside of dust filtering box has the dust filtering net, the top on dust filtering box right side is fixed to peg graft and is had the pipe of dredging, the right side fixedly connected with purifying box of dust filtering box, the left side at purifying box top is also fixed to peg graft and is had the pipe of dredging, the top dredge the one end fixedly connected with drying cabinet of pipe, the bottom of drying cabinet respectively with the top fixed connection of dust filtering box and purifying box, the inside activity joint of drying cabinet has the inclined strut board, the inside right side of drying cabinet articulates there is ventilative board, the left top of dust filtering box rotates and is connected with the twistlock, the one end overlap joint of twistlock is in ventilative board bottom.
Preferably, one end of the dredging pipe is fixedly sleeved in the purifying box, and the dredging pipe is L-shaped.
Preferably, the application method of the rapid extraction sampling based on the coal mine gas extraction comprises the following steps:
s1: inside at first stretching into the drilling of reserving with the circular head probe of probe rod to run through inside the drilling of reserving stretches into the gas cavity, the one end that installs the wedge with the screw rod again cup joints into from the other end screw thread of probe rod, and make the left side of wedge and the left side overlap joint of probe rod inner wall, the wedge of round platform shape is driven by the rotatory screw rod of screw thread and is rotatory and remove, with lug jack-up, two lugs by the jack-up drive two adjustable baffles and expand, and make and accomodate the groove and be the open mode.
S2: and then clamping the male joint cylinder and the female joint matrix, communicating an extraction groove and an extraction machine, starting the extraction machine, extracting gas from the gas drill hole, conveying the gas into a gas content detector for detection, and conveying the detected tail gas into a tail gas purification mechanism through a gas guide pipe for purification and drying treatment.
S3: tail gas firstly enters the inside of the dust filtering box and is filtered by the dust filtering net, the tail gas is guided to the water solution in the purifying box by the left conveying pipe, fine particles in the tail gas are filtered, the filtered tail gas is guided to the inside of the drying box by the right conveying pipe, the drying agent placed by the inclined supporting plate is dried, the tail gas is discharged from the through hole in the outer wall of the air permeable plate, the twist lock is rotated by an angle to relieve the locking state of the air permeable plate, after the tail gas is opened, the drying agent on the inclined supporting plate can be replaced, the dust filtering net can be drawn out from the bottom of the inner wall of the drying box for cleaning, the screw port at the bottom of the dust filtering box is rotated, the closed turnover plate can be opened, the dust in the dust filtering box can be cleaned, the air permeable plate and the turnover plate can be closed in the reverse operation steps, and cleaning and replacement can be completed.
Advantageous effects
The invention provides a rapid extraction and sampling device based on coal mine gas extraction and a using method thereof. Compared with the prior art, the method has the following beneficial effects:
(1) this take out and adopt sampling device fast based on colliery gas is taken out and use method thereof is through stretching the mechanism to stretch into the gas cavity in stretching from the drilling with visiting, conveniently extracts the sampling detection to the gas content in the gas cavity, ensures the precision of gas detection data, avoids the inside air influence testing result's of tunnel accuracy.
(2) The rapid extraction and sampling device based on coal mine gas extraction and the using method thereof filter the detected gas sample by a tail gas purification mechanism in a grading manner, conveniently clean the filtered dust and the drying agent deteriorated after drying, replace the drying agent, are simple and convenient to operate, and improve the replacement efficiency.
(3) This take out sampling device and application method of adopting fast based on colliery gas is taken out and is adopted uses through the cooperation of adjustable fender and torsional spring, can keep closed under the normal attitude, avoids the great granule in drilling or the tunnel to get into the inside influence device normal operating of probe rod, and the device can accomplish the installation through threaded connection and joint, and is very convenient.
Drawings
FIG. 1 is a front sectional view of the structure of the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1 in accordance with the present invention;
FIG. 3 is a front view of the structure of the present invention;
FIG. 4 is a front view of a portion of the structure of the present invention;
fig. 5 is a left side sectional view of a portion of the structure of the present invention.
In the figure: 1. an extraction machine; 2. a male connector post; 3. a female connector matrix; 4. a screw; 5. a wedge block; 6. an extraction tank; 7. a stretching mechanism; 71. a probe rod; 72. a receiving groove; 73. a movable baffle; 74. a bump; 75. a torsion spring; 8. a gas content detector; 9. an air duct; 10. a tail gas purification mechanism; 101. a dust filtering box; 102. a dust filter screen; 103. a dredging pipe; 104. a purification box; 105. a drying oven; 106. a diagonal bracing plate; 107. a gas permeable plate; 108. and (4) twist locking.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, a quick extraction and sampling device based on coal mine gas extraction comprises an extraction machine 1, a male joint cylinder 2 is fixedly sleeved on a guide pipe on the left side of the extraction machine 1, a female joint matrix 3 is movably clamped on the outer wall of the male joint cylinder 2, a screw rod 4 is fixedly connected on the left side of the female joint matrix 3, a wedge-shaped block 5 is fixedly connected on the left end of the screw rod 4, an extraction groove 6 is formed in the middle of the inside of the screw rod 4, a detection and extension mechanism 7 is connected to the left end of the outer wall of the screw rod 4 in a threaded manner, a gas content detector 8 is fixedly connected on the right side of the extraction machine 1, a gas guide pipe 9 is fixedly inserted in the middle of the right side of the gas content detector 8, and a.
In the invention, the right center of the extraction machine 1 is communicated with the inside of a gas content detector 8, and the inside of the gas content detector 8 is communicated with the inside of a tail gas purification mechanism 10 through a gas guide pipe 9.
In the invention, the cross section of the extraction groove 6 is T-shaped, and both ends of the extraction groove 6 are communicated with the outside of the screw rod 4.
According to the invention, the stretching mechanism 7 comprises a probe rod 71, the right end of the probe rod 71 is in threaded connection with the left end of the screw rod 4, the top and the bottom of the left end of the outer wall of the probe rod 71 are respectively provided with an accommodating groove 72, a movable baffle plate 73 is hinged inside the accommodating groove 72, a bump 74 is fixedly connected to the left end of the inner wall of the movable baffle plate 73, torsion springs 75 are movably sleeved at the hinged parts of the front side and the rear side of the movable baffle plate 73, two ends of the torsion springs 75 are respectively fixedly connected with the inner wall of the accommodating groove 72 and the outer wall of the movable baffle plate 73, the stretching mechanism 7 is stretched into the gas cavity from the drill hole, the gas content in the gas cavity can be conveniently extracted, sampled and detected, the accuracy of gas detection data is ensured, and the air in a roadway.
In the invention, the left side surface of the probe rod 71 is an arc surface, the two movable baffles 73 are arranged at the left end of the probe rod 71 in a splayed shape, the probe rod can be normally closed, larger particles in a drilled hole or a roadway can be prevented from entering the probe rod 71 to influence the normal operation of the device, and the device can be installed through threaded connection and clamping, so that the installation is very convenient.
In the invention, the tail gas purification mechanism 10 comprises a dust filtering box 101, the left side of the dust filtering box 101 is movably sleeved at the right end of a gas guide pipe 9, the left side and the left side of the bottom of the dust filtering box 101 are respectively provided with a turnover plate and a screw fastener, so as to conveniently clean dust in the dust filtering box 101, the right end in the dust filtering box 101 is movably clamped with a dust filtering net 102, the top end of the right side of the dust filtering box 101 is fixedly inserted with a dredging pipe 103, the right side of the dust filtering box 101 is fixedly connected with a purification box 104, the left side of the top of the purification box 104 is also fixedly inserted with the dredging pipe 103, the top of the rear side of the inner wall of the purification box 104 and the bottom of the inner wall are respectively fixedly inserted with a water inlet pipe and a water outlet pipe, one end of the top dredging pipe 103 is fixedly connected with a drying box 105, the bottom of the drying box 105 is respectively fixedly connected with the tops of the dust filtering box 101, strain the left top of dirt case 101 and rotate and be connected with twistlock 108, the one end overlap joint of twistlock 108 is in the left bottom of ventilative board 107, filters the gas sample that detects through tail gas purification mechanism 10 in grades, and is convenient for clear up the rotten drier of dust and the dry back that filters out to change, easy operation is convenient, improves change efficiency.
In the present invention, one end of the dredging pipe 103 is fixedly sleeved inside the purifying box 104, and the shape of the dredging pipe 103 is L-shaped.
A use method of a rapid extraction sampling device based on coal mine gas extraction comprises the following steps:
s1: firstly, the round head of the probe rod 71 is extended into the reserved drilling hole and penetrates through the reserved drilling hole to extend into the gas cavity, one end of the screw rod 4, provided with the wedge block 5, is sleeved with the other end of the probe rod 71 through threads, the left side of the wedge block 5 is in lap joint with the left side of the inner wall of the probe rod 71, the frustum-shaped wedge block 5 is driven by the screw rod 4 rotating through the threads to rotate and move, the convex block 74 is jacked up, the two jacked convex blocks 74 drive the two movable baffles 73 to expand, and the accommodating groove 72 is in an opening state.
S2: then, the male joint cylinder 2 and the female joint matrix 3 are clamped and connected, the extraction groove 6 and the extraction machine 1 are communicated, the extraction machine 1 is started, gas is extracted from a gas drilling hole and conveyed to the inside of a gas content detector 8 for detection, and after detection is finished, tail gas can be conveyed to the inside of a tail gas purification mechanism through a gas guide pipe 9 for purification and drying treatment.
S3: the tail gas firstly enters the interior of the dust filtering box 101, is filtered by the dust filtering net 102, and is then guided to the water solution in the interior of the purifying box 104 by the left conveying pipe 103, fine particles in the tail gas are filtered, the filtered tail gas is guided to the inside of a drying box 105 through a right-side conveying pipe 103, and is dried by a drying agent which is placed on the inclined strut 106, the air is discharged from the through hole on the outer wall of the air permeable plate 107, the lock state of the air permeable plate 107 can be released by rotating the twist lock 108 by 180 degrees, after the air permeable plate 107 is opened, the drying agent on the inclined strut 106 can be replaced, the dust filter screen 102 can be drawn out from the bottom of the inner wall of the drying box 105 for cleaning, the screw port at the bottom of the dust filter box 101 is rotated, the closed turnover plate can be opened, dust in the dust filtering box 101 can be cleaned out, the ventilation plate 107 and the turnover plate can be closed in the reverse operation, and cleaning and replacement are completed.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a take out and adopt sampling device fast based on colliery gas is taken out and is adopted, includes and takes out and adopt machine (1), its characterized in that: the fixed male joint cylinder (2) that has cup jointed of left pipe of machine of taking out (1), the outer wall activity joint of male joint cylinder (2) has female joint parent (3), left side fixedly connected with screw rod (4) of female joint parent (3), the left end fixedly connected with wedge (5) of screw rod (4), the department has seted up in the middle of the inside of screw rod (4) takes out and adopts groove (6), the left end threaded connection of screw rod (4) outer wall has the spy and stretches mechanism (7), take out the right side fixedly connected with gas content detector (8) of machine of taking out (1), the department is fixed pegged graft in the middle of the right side of gas content detector (8) has air duct (9), the right-hand member fixedly connected with tail gas purification mechanism (10) of air duct (9).
2. The rapid extraction and sampling device based on coal mine gas extraction according to claim 1, characterized in that: the right center of the extraction machine (1) is communicated with the inside of the gas content detector (8), and the inside of the gas content detector (8) is communicated with the inside of the tail gas purification mechanism (10) through a gas guide pipe (9).
3. The rapid extraction and sampling device based on coal mine gas extraction according to claim 1, characterized in that: the cross section of the extraction groove (6) is T-shaped, and two ends of the extraction groove (6) are communicated with the outside of the screw rod (4).
4. The rapid extraction and sampling device based on coal mine gas extraction according to claim 1, characterized in that: visit and stretch mechanism (7) including probe rod (71), the right-hand member of probe rod (71) and the left end threaded connection of screw rod (4), the top and the bottom of probe rod (71) outer wall left end have all been seted up and have been accomodate groove (72), the inside of accomodating groove (72) articulates there is adjustable fender (73), the left end fixedly connected with lug (74) of adjustable fender (73) inner wall, torsional spring (75) have been cup jointed in the equal activity of articulated department of both sides around adjustable fender (73), the both ends of torsional spring (75) respectively with the inner wall of accomodating groove (72) and the outer wall fixed connection of adjustable fender (73).
5. The rapid extraction and sampling device based on coal mine gas extraction according to claim 4, characterized in that: the left side surface of the feeler lever (71) is a circular arc surface, and the two movable baffles (73) are arranged at the left end of the feeler lever (71) in a splayed manner.
6. The rapid extraction and sampling device based on coal mine gas extraction according to claim 1, characterized in that: the tail gas purification mechanism (10) comprises a dust filtering box (101), the left side of the dust filtering box (101) is movably sleeved at the right end of the gas guide pipe (9), a dust filtering net (102) is movably clamped at the right end inside the dust filtering box (101), a dredging pipe (103) is fixedly inserted at the top end of the right side of the dust filtering box (101), the right side of the dust filtering box (101) is fixedly connected with a purification box (104), the left side of the top of the purification box (104) is also fixedly inserted with the dredging pipe (103), the top of the purification box is fixedly connected with a drying box (105) at one end of the dredging pipe (103), the bottom of the drying box (105) is respectively and fixedly connected with the tops of the dust filtering box (101) and the purification box (104), an inclined supporting plate (106) is movably clamped inside the drying box (105), a ventilation plate (107) is hinged at the right side inside of the drying box (105), and a twist lock (108) is rotatably connected at the top of the, one end of the twist lock (108) is lapped at the bottom end of the left side of the ventilation plate (107).
7. The rapid extraction and sampling device based on coal mine gas extraction according to claim 6, characterized in that: one end of the dredging pipe (103) is fixedly sleeved in the purifying box (104), and the dredging pipe (103) is L-shaped.
8. The use method of the rapid extraction sampling device based on coal mine gas extraction according to claim 1, comprising the following steps:
s1: firstly, a circular head of a probe rod (71) is stretched into a reserved drill hole and penetrates through the reserved drill hole to stretch into a gas cavity, one end of a screw rod (4) provided with a wedge block (5) is sleeved into the probe rod (71) from the other end of the probe rod in a threaded manner, the left side of the wedge block (5) is in lap joint with the left side of the inner wall of the probe rod (71), the frustum-shaped wedge block (5) is driven by the screw rod (4) rotating in a threaded manner to rotate and move, the lug blocks (74) are jacked up, the jacked two lug blocks (74) drive two movable baffles (73) to be unfolded, and the accommodating groove (72) is opened;
s2: then clamping the male joint cylinder (2) and the female joint matrix (3), communicating an extraction groove (6) with an extraction machine (1), starting the extraction machine (1), extracting gas from a gas drill hole, conveying the gas into a gas content detector (8) for detection, and conveying the detected tail gas into a tail gas purification mechanism through a gas guide pipe (9) for purification and drying treatment;
s3: tail gas firstly enters the interior of a dust filtering box (101), is filtered by a dust filtering net (102), is guided to a water solution in a purifying box (104) by a left conveying pipe (103), is filtered for fine particles in the water solution, is guided to the interior of a drying box (105) by a right conveying pipe (103), is dried by a drying agent which is placed on an inclined supporting plate (106) and is discharged from a through hole on the outer wall of a ventilating plate (107), the locking state of the ventilating plate (107) can be released by rotating a twist lock (108) for 180 degrees, after the drying agent on the inclined supporting plate (106) is opened (107), the drying agent on the inclined supporting plate can be replaced, the dust filtering net (102) can be drawn out from the bottom of the inner wall of the drying box (105) for cleaning, and a screw port at the bottom of the dust filtering box (101) is rotated, a closed turnover plate can be opened, and dust in the dust filtering box (101) can be cleaned out, the ventilation plate (107) and the turnover plate can be closed by operating the steps in the reverse direction, and cleaning and replacement are completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110010156.8A CN112781944B (en) | 2021-01-04 | 2021-01-04 | Quick extraction sampling device based on coal mine gas extraction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110010156.8A CN112781944B (en) | 2021-01-04 | 2021-01-04 | Quick extraction sampling device based on coal mine gas extraction |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112781944A true CN112781944A (en) | 2021-05-11 |
| CN112781944B CN112781944B (en) | 2023-01-31 |
Family
ID=75755554
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110010156.8A Active CN112781944B (en) | 2021-01-04 | 2021-01-04 | Quick extraction sampling device based on coal mine gas extraction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112781944B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114183187A (en) * | 2021-12-06 | 2022-03-15 | 中铁十七局集团第三工程有限公司 | Gas treatment equipment for gas tunnel construction |
| CN114486396A (en) * | 2021-12-23 | 2022-05-13 | 华北科技学院(中国煤矿安全技术培训中心) | Gas drainage detects leak protection device of usefulness |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107989648A (en) * | 2017-12-06 | 2018-05-04 | 朱元彬 | A kind of coal mine gas drainage samples pipe connection |
| CN108339339A (en) * | 2018-03-05 | 2018-07-31 | 李明科 | A kind of indoor air purification dust-extraction unit |
| CN108678802A (en) * | 2018-04-25 | 2018-10-19 | 华北理工大学 | A kind of coal mine bores, punching, takes out integrated outburst prevention device and method |
| CN108915641A (en) * | 2018-07-16 | 2018-11-30 | 辽宁工程技术大学 | A kind of gas drainage device |
| CN209277932U (en) * | 2018-12-14 | 2019-08-20 | 李吉耀 | A kind of coal mine gas drainage device |
| CN110425848A (en) * | 2019-08-05 | 2019-11-08 | 中煤第三建设（集团）有限责任公司 | A kind of aqueous coal drying dedusting integrated device |
| CN210686047U (en) * | 2019-10-29 | 2020-06-05 | 杨德智 | Coal mine underground gas extraction device |
| CN211448761U (en) * | 2020-02-06 | 2020-09-08 | 赵文利 | Gas discharge device for coal mine production |
| CN111963250A (en) * | 2020-08-24 | 2020-11-20 | 淮南矿业(集团)有限责任公司 | Borehole gas extraction negative pressure detection device and detection method |
-
2021
- 2021-01-04 CN CN202110010156.8A patent/CN112781944B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107989648A (en) * | 2017-12-06 | 2018-05-04 | 朱元彬 | A kind of coal mine gas drainage samples pipe connection |
| CN108339339A (en) * | 2018-03-05 | 2018-07-31 | 李明科 | A kind of indoor air purification dust-extraction unit |
| CN108678802A (en) * | 2018-04-25 | 2018-10-19 | 华北理工大学 | A kind of coal mine bores, punching, takes out integrated outburst prevention device and method |
| CN108915641A (en) * | 2018-07-16 | 2018-11-30 | 辽宁工程技术大学 | A kind of gas drainage device |
| CN209277932U (en) * | 2018-12-14 | 2019-08-20 | 李吉耀 | A kind of coal mine gas drainage device |
| CN110425848A (en) * | 2019-08-05 | 2019-11-08 | 中煤第三建设（集团）有限责任公司 | A kind of aqueous coal drying dedusting integrated device |
| CN210686047U (en) * | 2019-10-29 | 2020-06-05 | 杨德智 | Coal mine underground gas extraction device |
| CN211448761U (en) * | 2020-02-06 | 2020-09-08 | 赵文利 | Gas discharge device for coal mine production |
| CN111963250A (en) * | 2020-08-24 | 2020-11-20 | 淮南矿业(集团)有限责任公司 | Borehole gas extraction negative pressure detection device and detection method |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114183187A (en) * | 2021-12-06 | 2022-03-15 | 中铁十七局集团第三工程有限公司 | Gas treatment equipment for gas tunnel construction |
| CN114486396A (en) * | 2021-12-23 | 2022-05-13 | 华北科技学院(中国煤矿安全技术培训中心) | Gas drainage detects leak protection device of usefulness |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112781944B (en) | 2023-01-31 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112781944B (en) | Quick extraction sampling device based on coal mine gas extraction | |
| CN206700980U (en) | A kind of filter cylinder cleaning device of filter drum type precipitator | |
| CN212833122U (en) | Rural sewage treatment equipment | |
| CN108776041A (en) | A kind of air water jet segment from, collect and Water warfare circular treatment test method | |
| CN208965905U (en) | A kind of roof rain water collecting system | |
| CN208726995U (en) | A kind of equipment for treating industrial waste gas | |
| CN110699137A (en) | Filter device for natural gas conveying | |
| CN208348561U (en) | Open slagging-off jettison gear | |
| CN218177274U (en) | Mine gas extraction device | |
| CN206763161U (en) | A kind of anti-blocking vortex dirt-remover | |
| CN212236219U (en) | Bearing processing wastewater filtering device | |
| CN214715069U (en) | Gas adsorption dust removal device | |
| CN110230831B (en) | High-efficiency water-washing type oil net smoke hood | |
| CN213869937U (en) | Underground coal mine ventilation device | |
| CN220151304U (en) | Dust removing system for underground tunnel drilling machine | |
| CN213132301U (en) | Natural gas impurity filtering device | |
| CN209908549U (en) | Ventilation device for metal mine underground mining | |
| CN208757205U (en) | A kind of coal production air filter | |
| CN209724406U (en) | A kind of coal mining air cleaning unit | |
| CN209254350U (en) | A kind of grain dust depression dust-removing system | |
| CN220305032U (en) | Pressure testing device for water supply pipeline | |
| CN209308655U (en) | A kind of coal mine down-hole drilling deslagging deduster | |
| CN208340340U (en) | A kind of fire-proof and explosion-proof off-line ash-clearing bag pulse dedusting device | |
| CN219412561U (en) | Gas leakage prevention recovery device for wellhead of coal-bed gas well | |
| CN212054786U (en) | Automatic drainage system for mine gas drainage pipeline |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |