CN209067177U - A kind of coal mine gas drainage device - Google Patents
A kind of coal mine gas drainage device Download PDFInfo
- Publication number
- CN209067177U CN209067177U CN201821917506.9U CN201821917506U CN209067177U CN 209067177 U CN209067177 U CN 209067177U CN 201821917506 U CN201821917506 U CN 201821917506U CN 209067177 U CN209067177 U CN 209067177U
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- China
- Prior art keywords
- drainage tube
- rubber
- drainage
- tube
- ring recess
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Abstract
The utility model provides a kind of coal mine gas drainage device, comprising: the first drainage tube, the second drainage tube, third drainage tube, connecting pipe, rubber washer, expanded rubber air bag, anchor ear clip, rubber skin, filter, breaker slot, the first rubber pad ring recess, the second rubber pad ring recess, pipe joint, gas tube;The rear portion of first drainage tube is connected with the second drainage tube by connecting pipe, and the rear portion of the second drainage tube is connected with third drainage tube by connecting pipe, and there is filter at the rear portion of third drainage tube by screw thread engagement system twist-on;The drainage tube of the utility model has the function of dismounting, disassembling operations are simple, it is readily transported, and extraction length of tube in drilling is probeed into when can adjust extraction, using flexible, good airproof performance, and drainage tube front end has many advantages, such as to filter the function of coal ash, thus the problem and deficiency in effective solution existing apparatus.
Description
Technical field
The utility model relates to hole pumping and mining technical fields, more specifically, more particularly to a kind of coal mine gas pumping
Device for picking.
Background technique
Hole pumping and mining gas is the important means that coal mine administers gas, as China is to the specification of mine gas extraction, and
The attention of global low-carbon environmental protection, the work of China's coal-mine gas drainage are just particularly important.
Sealing material, method used in cooperation coal mine gas drainage etc. are varied at present, but sum up and be divided into
Slurry type, foamed material type two major classes.Slurry type material is needed using matched electronic or pneumatic or manpower pumping plant, and stirring is equal
Even material injection hole seals drilling using the solidification of slurries, and this method sealing of hole working hour is longer, and process is more complex, simultaneously
Due to the solidification of slurries, extraction pipeline can not be recycled, higher cost.Foamed material utilizes chemical material mostly based on polyurethane
The chemical reaction of material, dilatancy is sealed drilling, but this kind of series material reaction speed is generally all at several seconds to tens
The range of second, worker have little time to operate at all, reduce the performance that material itself should play, while the material is mostly Toxic
Matter, the health of human body of the worker seriously affected, and also the material also not can be recycled, sealing of hole higher cost.It is brought to enterprise's production
Biggish economic pressures.
In view of the foregoing, utility model discloses (bulletin) number: CN201671653U, a kind of rubber bladder sealing device, is applicable in
Coal bed drilling is used in underground coal mine.It includes gas drainage pipe, and the front of gas drainage pipe is equipped with air inlet pipe, gas drainage
For pipe spacer sleeve dress there are two recyclable expanded rubber capsule, the both ends of two recyclable expanded rubber capsules, which are designed with, is fastened on it watt
Pressed joint on this drainage tube is equipped with the pipe joint of connection gas source at pressed joint, connects respectively on each pipe joint
It is connected to the gas tube being connected with inflator pump, the rear portion of gas drainage pipe is equipped with the stream pressure table for detecting its air-flow, and is equipped with hole
Flowmeter, gas drainage pipe tail portion are equipped with control valve, the flow pressure for controlling its flow are equipped on each gas tube
Power table.
A kind of rubber bladder sealing device structure is simple, easy to use, environment friendly and pollution-free, reusable, has significant
Practicability is adapted to use when coal mine underground gas borehole extraction, but the drainage tube of the device cannot be disassembled, and drilling is probeed into
Length is inconvenient to adjust, and not convenient for transportation, and the air inlet that the air inlet pipe front end of the device opens up, and is easy in mash gas extraction
Suck more coal ash, therefore the very big room for improvement of a kind of rubber bladder sealing device presence.
In view of this, being studied improvement for existing problem, a kind of coal mine gas drainage device is provided, it is intended to
By the technology, achievees the purpose that solve the problems, such as and improve practical value.
Utility model content
The purpose of this utility model is to provide a kind of coal mine gas drainage devices, to solve in above-mentioned background technique
The drainage tube of proposition cannot be disassembled, and the length for probeing into drilling is inconvenient to adjust, and not convenient for transportation, and before the air inlet pipe of the device
The air inlet opened up is held, the problem of sucking more coal ash and deficiency are easy in mash gas extraction.
To achieve the above object, the utility model provides a kind of coal mine gas drainage device, by skill in detail below
Art means are reached:
A kind of coal mine gas drainage device, comprising: the first drainage tube, the second drainage tube, third drainage tube, connecting tube
Part, rubber washer, expanded rubber air bag, anchor ear clip, rubber skin, filter, breaker slot, the first rubber pad ring recess, the second rubber
Rubber mat ring recess, pipe joint, gas tube;The rear portion of first drainage tube is connected with the second drainage tube by connecting pipe, and
The rear portion of second drainage tube is connected with third drainage tube by connecting pipe, and the rear portion of third drainage tube is engaged by screw thread
Mode twist-on has filter;The both ends of first drainage tube, the second drainage tube and third drainage tube offer round
First rubber pad ring recess, and positive six are offered on the outer wall at the both ends of the first drainage tube, the second drainage tube and third drainage tube
The breaker slot of side shape;Expanded rubber gas is set on the outer wall at position among second drainage tube and third drainage tube
Capsule, and at two the rear and front end of expanded rubber air bag connect with the second drainage tube and third drainage tube respectively by anchor ear clip and
Fastening, and rubber skin is provided between anchor ear clip and expanded rubber air bag;The front and back of the expanded rubber air bag of front side
The front end of the expanded rubber air bag of both ends and rear side is provided with pipe joint, and the pipe joint at front and back adjacent two is logical
Tracheae is overcharged to be connected;The both ends of the connecting pipe offer the second rubber pad ring recess of round, and the second rubber pad
The inside of ring recess is inlaid with the rubber washer of round.
As advanced optimizing for the technical program, first described in a kind of coal mine gas drainage device of the utility model
Drainage tube and the second drainage tube and third drainage tube are set as attaching/detaching apparatus by connecting pipe, and the first drainage tube and second is taken out
It adopts pipe, the second drainage tube and third drainage tube and passes through rubber ring seal.
As advanced optimizing for the technical program, filtered described in a kind of coal mine gas drainage device of the utility model
Device is in net cylinder shape, and filter setting is in multilayer iron sieve.
As advanced optimizing for the technical program, first described in a kind of coal mine gas drainage device of the utility model
Rubber pad ring recess is identical as the second rubber pad ring recess, and the depth of the first rubber pad ring recess is set as the one of rubber washer thickness
Half, and rubber washer is connected with the first rubber pad ring recess and the second rubber pad ring recess respectively by transition fit mode.
As advanced optimizing for the technical program, connected described in a kind of coal mine gas drainage device of the utility model
The intermediate position of pipe fitting is in hex nut shape, and the two sides position of connecting pipe is cylindrical, and the columned outer wall
On offer pipe screw thread.
As advanced optimizing for the technical program, rubber described in a kind of coal mine gas drainage device of the utility model
The junction of anchor ear clip and the second drainage tube and third drainage tube is arranged in skin, and rubber skin is wrapped in the second drainage tube and
On the outer wall of three drainage tubes.
Due to the application of the above technical scheme, the utility model has the advantage that compared with prior art
1, first drainage tube of the utility model is set as tearing open with the second drainage tube and third drainage tube by connecting pipe
Assembling device, the number of packages of customized second drainage tube between the first drainage tube and third drainage tube, convenient for adjusting the first drainage tube
With the length of the second drainage tube and third drainage tube after in tandem, the sealing of hole of different depth, using flexible, and disassembling operations letter are adapted to
It is single, it is readily transported.
2, the utility model is in net cylinder shape by setting filter, and filter setting is in multilayer iron sieve, is conducive to lead to
Cross the sucking that filter effectively reduces drilling coal ash.
3, the utility model is identical as the second rubber pad ring recess by the first rubber pad ring recess of setting, and the first rubber washer
The depth of slot is set as the half of rubber washer thickness, and rubber washer by transition fit mode respectively with the first rubber pad
Ring recess and the second rubber pad ring recess are connected, and the junction for being conducive to the first drainage tube and the second drainage tube and third drainage tube is logical
Rubber ring seal is crossed, good airproof performance improves the effect of gas drainage.
4, for the utility model by the improvement to a kind of coal mine gas drainage device, drainage tube has the function of dismounting,
Disassembling operations are simple, are readily transported, and can adjust extraction when probes into extraction length of tube in drilling, using flexible, good airproof performance,
And drainage tube front end has many advantages, such as to filter the function of coal ash, so that effective solution the utility model is in background technique one
The problem of being proposed in and deficiency.
Detailed description of the invention
The attached drawing constituted part of this application is used to provide a further understanding of the present invention, the utility model
Illustrative embodiments and their description are not constituteed improper limits to the present invention for explaining the utility model.In attached drawing
In:
Fig. 1 is the structural schematic diagram of the utility model;
Fig. 2 is the A point structure schematic diagram of the utility model;
Fig. 3 is the drainage tube disassembly and assembly structure perspective view of the explosion of the utility model.
In figure: the first drainage tube 1, the second drainage tube 2, third drainage tube 3, connecting pipe 4, rubber washer 5, expanded rubber
Air bag 6, anchor ear clip 7, rubber skin 8, filter 9, breaker slot 101, the first rubber pad ring recess 102, the second rubber pad ring recess
401, pipe joint 601, gas tube 602.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
It should be noted that in the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or two
More than a;The instructions such as term " on ", "lower", "left", "right", "inner", "outside", " front end ", " rear end ", " head ", " tail portion "
Orientation or positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description the utility model and simplification
Description, rather than the device or element of indication or suggestion meaning must have a particular orientation, constructed and grasped with specific orientation
Make, therefore should not be understood as limiting the present invention.
In addition, term " first ", " second ", " third " etc. are used for description purposes only, it is not understood to indicate or imply
Relative importance.
Meanwhile in the description of the present invention, unless otherwise clearly defined and limited, term " connected ", " connection "
It shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected;It can be mechanical connect
It connects, is also possible to be electrically connected;It can be directly connected, it can also be indirectly connected through an intermediary.For the general of this field
For logical technical staff, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
Referring to Figure 1 to Fig. 3, the utility model provides a kind of particular technique embodiment party of coal mine gas drainage device
Case:
A kind of coal mine gas drainage device, comprising: the first drainage tube 1, third drainage tube 3, connects second drainage tube 2
Jointed tubular workpieces 4, rubber washer 5, expanded rubber air bag 6, anchor ear clip 7, rubber skin 8, filter 9, breaker slot 101, the first rubber
Gasket groove 102, the second rubber pad ring recess 401, pipe joint 601, gas tube 602;The rear portion of first drainage tube 1 passes through connecting tube
Part 4 is connected with the second drainage tube 2, and the rear portion of the second drainage tube 2 is connected with third drainage tube 3 by connecting pipe 4, and the
There is filter 9 at the rear portion of three drainage tubes 3 by screw thread engagement system twist-on;First drainage tube 1, the second drainage tube 2 and third are taken out
The both ends for adopting pipe 3 offer the first rubber pad ring recess 102 of round, and the first drainage tube 1, the second drainage tube 2 and third
The breaker slot 101 of regular hexagon shape is offered on the outer wall at the both ends of drainage tube 3;In second drainage tube 2 and third drainage tube 3
Between position outer wall on be set with expanded rubber air bag 6, and at two expanded rubber air bag 6 rear and front end pass through anchor ear clip
7 connect respectively and are fastened with the second drainage tube 2 and third drainage tube 3, and set between anchor ear clip 7 and expanded rubber air bag 6
It is equipped with rubber skin 8;The front end of the expanded rubber air bag 6 of the rear and front end and rear side of the expanded rubber air bag 6 of front side is respectively provided with
There is pipe joint 601, and the pipe joint 601 at front and back adjacent two is connected by gas tube 602;The both ends of connecting pipe 4
The second rubber pad ring recess 401 of round is offered, and the inside of the second rubber pad ring recess 401 is inlaid with the rubber of round
Washer 5.
Specifically, passing through connecting tube with Fig. 3, the first drainage tube 1 and the second drainage tube 2 and third drainage tube 3 referring to Figure 1
Part 4 is set as attaching/detaching apparatus, and the first drainage tube 1 and the second drainage tube 2, the second drainage tube 2 pass through rubber with third drainage tube 3
The single tube length of the sealing of washer 5, the first drainage tube 1 and the second drainage tube 2 and third drainage tube 3 is set as 1-1.5M, convenient for fortune
It is defeated, and ease of assembly.
Specifically, referring to Figure 1, the appearance of filter 9 is in net cylinder shape, and by the iron screening group of multilayer inside filter 9
At selecting the iron sieve of big mesh number under the premise of not influencing gas drainage.
Specifically, the first rubber pad ring recess 102 is identical as the second rubber pad ring recess 401, and the first rubber pad ring recess 102
Depth is set as the half of 5 thickness of rubber washer, and rubber washer 5 by transition fit mode respectively with the first rubber washer
Slot 102 and the second rubber pad ring recess 401 are connected, and the first drainage tube 1 passes through with the second drainage tube 2 and third drainage tube 3 to be connect
After pipe fitting 4 connects, the both ends of rubber washer 5 are embedded in respectively in the first rubber pad ring recess 102 and the second rubber pad ring recess 401
The leakproofness of the junction is improved in portion.
Specifically, referring to Figure 1, the intermediate position of connecting pipe 4 is in hex nut shape, and the both sides of connecting pipe 4
Position is cylindrical, and offers pipe screw thread on the columned outer wall, is in the centre of hex nut shape by connecting pipe 4
The breaker slot 101 that position and the first drainage tube 1 and the second drainage tube 2 and 3 both ends of third drainage tube open up when dismounting, is convenient for
It is used cooperatively with the existing spanner for demounting bolt.
Specifically, referring to Fig. 2, the company of anchor ear clip 7 and the second drainage tube 2 and third drainage tube 3 is arranged in rubber skin 8
Place is met, and rubber skin 8 is wrapped on the outer wall of the second drainage tube 2 and third drainage tube 3, is conducive to prevent from embracing by rubber skin 8
The surface for damaging expanded rubber air bag 6 when clip 7 is installed is bound round, gas leakage occurs, influences sealing of hole.
Specific implementation step:
By connecting pipe 4, by the first drainage tube 1, the second drainage tube 2,3 installed in series in order of third drainage tube, according to
Drillable length increases the number of packages of the second drainage tube 2, passes through rubber washer 5 and the first rubber pad ring recess 102 and the second rubber washer
The cooperation of slot 401, realizes the sealing between drainage tube, and the both ends of expanded rubber air bag 6 are fixed on drainage tube by anchor ear clip 7
Outer wall, and rubber skin 8 is arranged in expanded rubber air bag 6 and 7 junction of anchor ear clip, prevents anchor ear clip 7 from damaging when installing swollen
Gas leakage occurs for the surface of swollen rubber pneumatic bag 6, influences sealing of hole, and many places expanded rubber air bag 6 passes through pipe joint 601 and gas tube
602 quickly connections.
In summary: a kind of coal mine gas drainage device, the first drainage tube and the second drainage tube and third extraction
Pipe is set as attaching/detaching apparatus by connecting pipe, the part of customized second drainage tube between the first drainage tube and third drainage tube
Number adapts to the sealing of hole of different depth convenient for the length of the first drainage tube of adjusting and the second drainage tube and third drainage tube after in tandem,
Using flexible, and disassembling operations are simple, are readily transported;It is in net cylinder shape by setting filter, and filter setting is in multilayer iron
Sieve is conducive to the sucking that drilling coal ash is effectively reduced by filter;Pass through the first rubber pad ring recess of setting and the second rubber
Rubber mat ring recess is identical, and the depth of the first rubber pad ring recess is set as the half of rubber washer thickness, and rubber washer passes through
Transition fit mode is connected with the first rubber pad ring recess and the second rubber pad ring recess respectively, is conducive to the first drainage tube and second
The junction of drainage tube and third drainage tube the effect of gas drainage is improved by rubber ring seal, good airproof performance;This is practical
A kind of novel improvement by coal mine gas drainage device, drainage tube have the function of dismounting, and disassembling operations are simple, are convenient for
Extraction length of tube, using flexible, good airproof performance, and drainage tube front end in drilling is probeed into when transporting, and extraction can be adjusted to have
Have the advantages that filter the function of coal ash, thus the problem and deficiency in effective solution existing apparatus.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of coal mine gas drainage device, comprising: the first drainage tube (1), the second drainage tube (2), third drainage tube
(3), connecting pipe (4), rubber washer (5), expanded rubber air bag (6), anchor ear clip (7), rubber skin (8), filter (9),
Breaker slot (101), the first rubber pad ring recess (102), the second rubber pad ring recess (401), pipe joint (601), gas tube
(602);It is characterized by: the rear portion of first drainage tube (1) is connected with the second drainage tube (2) by connecting pipe (4), and
The rear portion of second drainage tube (2) is connected with third drainage tube (3) by connecting pipe (4), and the rear portion of third drainage tube (3)
There are filter (9) by screw thread engagement system twist-on;First drainage tube (1), the second drainage tube (2) and third drainage tube
(3) both ends offer the first rubber pad ring recess (102) of round, and the first drainage tube (1), the second drainage tube (2) and
The breaker slot (101) of regular hexagon shape is offered on the outer wall at the both ends of third drainage tube (3);Second drainage tube (2)
It is set with expanded rubber air bag (6) on the outer wall at the intermediate position of third drainage tube (3), and expanded rubber air bag (6) at two
Rear and front end by anchor ear clip (7) connect respectively with the second drainage tube (2) and third drainage tube (3) with fasten, and armful
Rubber skin (8) are provided between hoop clip (7) and expanded rubber air bag (6);The front and back of the expanded rubber air bag (6) of front side
The front end of the expanded rubber air bag (6) of both ends and rear side is provided with pipe joint (601), and the pipe at front and back adjacent two
Pipeline connector (601) is connected by gas tube (602);The both ends of the connecting pipe (4) offer the second rubber of round
Rubber mat ring recess (401), and the inside of the second rubber pad ring recess (401) is inlaid with the rubber washer (5) of round.
2. a kind of coal mine gas drainage device according to claim 1, it is characterised in that: first drainage tube
(1) attaching/detaching apparatus, and the first drainage tube are set as by connecting pipe (4) with the second drainage tube (2) and third drainage tube (3)
(1) pass through rubber washer (5) sealing with the second drainage tube (2), the second drainage tube (2) and third drainage tube (3).
3. a kind of coal mine gas drainage device according to claim 1, it is characterised in that: the filter (9) is in
Net cylinder shape, and filter (9) setting is in multilayer iron sieve.
4. a kind of coal mine gas drainage device according to claim 1, it is characterised in that: first rubber washer
Slot (102) is identical as second rubber pad ring recess (401), and the depth of the first rubber pad ring recess (102) is set as rubber washer (5)
The half of thickness, and rubber washer (5) by transition fit mode respectively with the first rubber pad ring recess (102) and the second rubber
Gasket groove (401) is connected.
5. a kind of coal mine gas drainage device according to claim 1, it is characterised in that: the connecting pipe (4)
Intermediate position be in hex nut shape, and the two sides position of connecting pipe (4) is cylindrical, and on the columned outer wall
Offer pipe screw thread.
6. a kind of coal mine gas drainage device according to claim 1, it is characterised in that: the rubber skin (8) sets
The junction in anchor ear clip (7) and the second drainage tube (2) and third drainage tube (3) is set, and rubber skin (8) is wrapped in the second pumping
On the outer wall for adopting pipe (2) and third drainage tube (3).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821917506.9U CN209067177U (en) | 2018-11-21 | 2018-11-21 | A kind of coal mine gas drainage device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821917506.9U CN209067177U (en) | 2018-11-21 | 2018-11-21 | A kind of coal mine gas drainage device |
Publications (1)
Publication Number | Publication Date |
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CN209067177U true CN209067177U (en) | 2019-07-05 |
Family
ID=67100025
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201821917506.9U Expired - Fee Related CN209067177U (en) | 2018-11-21 | 2018-11-21 | A kind of coal mine gas drainage device |
Country Status (1)
Country | Link |
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CN (1) | CN209067177U (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110608012A (en) * | 2019-08-30 | 2019-12-24 | 贵州大学 | Gas hole packer with pressure relief function |
CN111206953A (en) * | 2020-03-20 | 2020-05-29 | 刘思琪 | Outburst coal seam gas extraction device |
CN111365063A (en) * | 2020-03-17 | 2020-07-03 | 河南理工大学 | Wind boosting installation method for coal mine underground drilling gas pumping pipe |
CN112832847A (en) * | 2021-02-08 | 2021-05-25 | 中国矿业大学(北京) | Multifunctional integrated gas bag device for blocking, extracting and releasing gas in goaf |
-
2018
- 2018-11-21 CN CN201821917506.9U patent/CN209067177U/en not_active Expired - Fee Related
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110608012A (en) * | 2019-08-30 | 2019-12-24 | 贵州大学 | Gas hole packer with pressure relief function |
CN110608012B (en) * | 2019-08-30 | 2021-11-12 | 贵州大学 | Gas hole packer with pressure relief function |
CN111365063A (en) * | 2020-03-17 | 2020-07-03 | 河南理工大学 | Wind boosting installation method for coal mine underground drilling gas pumping pipe |
CN111206953A (en) * | 2020-03-20 | 2020-05-29 | 刘思琪 | Outburst coal seam gas extraction device |
CN112832847A (en) * | 2021-02-08 | 2021-05-25 | 中国矿业大学(北京) | Multifunctional integrated gas bag device for blocking, extracting and releasing gas in goaf |
CN112832847B (en) * | 2021-02-08 | 2022-02-01 | 中国矿业大学(北京) | Multifunctional integrated gas bag device for blocking, extracting and releasing gas in goaf |
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Legal Events
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190705 Termination date: 20201121 |
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CF01 | Termination of patent right due to non-payment of annual fee |