CN104963717B - Malleation automatic water drainage device and gas pressure detection means - Google Patents
Malleation automatic water drainage device and gas pressure detection means Download PDFInfo
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- CN104963717B CN104963717B CN201510391912.0A CN201510391912A CN104963717B CN 104963717 B CN104963717 B CN 104963717B CN 201510391912 A CN201510391912 A CN 201510391912A CN 104963717 B CN104963717 B CN 104963717B
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- sleeve pipe
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Abstract
The present invention provides a kind of malleation automatic water drainage device and gas pressure detection means.The malleation automatic water drainage device includes：Casing, water inlet and delivery port are provided with casing, sleeve pipe is provided with casing, it is slidedly arranged on the guide rod in sleeve pipe, the ball float that is sheathed on guide rod and the rubber sheet gasket for being fixedly installed on guide rod bottom, guide rod upper end is provided with the fix bar for controlling ball float to move up, sleeve pipe is fixed in casing by fixing device, set an external diameter identical with sleeve outer above sleeve pipe, internal diameter and guide rod diameter identical sealing ring, on guide rod, and positioned at the internal diameter identical ring that a diameter and sleeve pipe are arranged between sealing ring and guide rod bottom, spring is set between sealing ring and ring, the two ends of spring set cushion rubber respectively, inlet opening is set below sleeve pipe, the connection valve connected with delivery port by conduit is provided with sleeve pipe, through hole is provided between connection valve and ring.
Description
Technical field
The present invention relates to coal-bed gas pressure detection technique, more particularly to a kind of malleation automatic water drainage device and gas pressure inspection
Survey device.
Background technology
Coal-bed gas pressure is the power that gas is sprung up from coal seam, is also the mark of coal seam gas-bearing capacity, with mine
The increase of mining depth, the difficulty of control of coalmine gas is increasing, how coal-bed gas pressure is accurately measured, for mine
Formulating rational gas govenance has important reference value.
Existing manometric technique, generally by coal seam construction drill, is put in the borehole when determining coal-bed gas pressure
Pressure-measuring pipe is put, after bore closed, extraction pressure-measuring pipe is connected to gas pressure detection means from drilling, is detected by gas pressure
Device is measured.
For aqueous coal seam, after construction drill pore-forming, easy ponding in hole, and the ponding in drilling can not be discharged in time
When, the coal-bed gas pressure measured by gas pressure detection means is easily influenceed by hydraulic pressure, so as to influence coal-bed gas pressure to survey
Fixed accuracy, therefore, designs and researches and develops a kind of jettison gear for discharging pressure measuring drill hole internal water accumulation, to remove hydraulic pressure to gas pressure
The influence that power is determined, as a urgent problem to be solved.
The content of the invention
The present invention provides a kind of malleation automatic water drainage device and gas pressure detection means, to realize timely and effectively automatic row
Pressure measuring drill hole internal water accumulation is put, influence of the hydraulic pressure to gas pressure measurement is removed, improves the accuracy of determination of coal seam gas pressure.
In a first aspect, the present invention provides a kind of malleation automatic water drainage device, including：
It is provided with casing, the casing in water inlet and delivery port, the casing and is provided with sleeve pipe, is slidedly arranged on the set
Guide rod in pipe, the ball float being sheathed on the guide rod and the rubber sheet gasket for being fixedly installed on the guide rod bottom, it is described to lead
Bar upper end is provided with the fix bar for controlling the ball float to move up, and described sleeve pipe is fixed on the casing by fixing device
It is interior；
One external diameter identical with described sleeve pipe external diameter, internal diameter and guide rod diameter identical sealing are set above described sleeve pipe
Ring, on the guide rod and positioned at being arranged a diameter and the internal diameter of described sleeve pipe between the sealing ring and the guide rod bottom
Identical ring, sets spring between the sealing ring and ring, and the two ends of spring are set respectively to be set below cushion rubber, described sleeve pipe
The connection valve connected with the delivery port by conduit is provided with inlet opening, described sleeve pipe, is set between the connection valve and ring
It is equipped with through hole.
Malleation automatic water drainage device as described above, the guide rod include can snapping Part I and be slidedly arranged on described sleeve pipe
Interior Part II, the ring is structure as a whole with the Part II.
Malleation automatic water drainage device as described above, the Part I and the Part II snapping.
Malleation automatic water drainage device as described above, the casing is tubbiness casing.
Malleation automatic water drainage device as described above, the bottom half is provided with check valve.
Support base is provided with below malleation automatic water drainage device as described above, the casing.
Pressure gauge is provided with malleation automatic water drainage device as described above, the casing.
Second aspect, the present invention provides a kind of gas pressure detection means, including malleation automatic water drainage device described above,
The water inlet of the malleation automatic water drainage device is connected by pressure measurement flexible pipe with pressure measuring drill hole.
Malleation automatic water drainage device and gas pressure detection means that the present invention is provided, it is simple in construction, install, dismantle and use
Convenient, cost is low, reusable, strong applicability, and timely and effectively automatic-discharging pressure measuring drill hole internal water accumulation can be achieved, and goes water removal
Press the influence to gas pressure measurement, it is ensured that the accuracy of determination of coal seam gas pressure.Purely mechanical can be achieved automatic, continuous
Draining action is completed, without artificial.In addition the malleation automatic water drainage device structure and material are anti-explosion product, are further ensured that coal
Used safely under mine.
Brief description of the drawings
, below will be to embodiment or prior art in order to illustrate more clearly of technical scheme of the invention or of the prior art
The accompanying drawing used required in description is briefly described, it should be apparent that, drawings in the following description are the one of the present invention
A little embodiments, for those of ordinary skill in the art, without having to pay creative labor, can also be according to this
A little accompanying drawings obtain other accompanying drawings.
Fig. 1 is the structural representation of malleation automatic water drainage device of the present invention；
Fig. 2 is the sleeve pipe and the structural representation of guide rod in malleation automatic water drainage device structure of the present invention；
Fig. 3 is the workflow diagram of malleation automatic water drainage device of the present invention.
Embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with the accompanying drawing in the present invention, to this
Technical scheme in invention is clearly and completely described, it is clear that described embodiment is a part of embodiment of the invention,
Rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not making creative labor
The every other embodiment obtained under the premise of dynamic, belongs to the scope of protection of the invention.
Fig. 1 is the structural representation of malleation automatic water drainage device of the present invention, and Fig. 2 is the utility model malleation automatic water drainage device knot
The structural representation of sleeve pipe and guide rod in structure, with reference to Fig. 1 and Fig. 2, the malleation automatic water drainage device includes casing 11, and casing 11 is
Set on tubbiness casing with certain capacity space, casing 11 and be provided with water inlet 2 and delivery port 7 on a top cover 1, casing 11,
Sleeve pipe 17, the guide rod being slidedly arranged in sleeve pipe 17 5, the ball float 6 being sheathed on guide rod 5 are provided with casing 11 and is fixedly installed on
The rubber sheet gasket 18 of the bottom of guide rod 5, the rubber sheet gasket 18 seals, and ball float can be cylindric, ball, be floated shown in Fig. 1
The section of ball is trapezoidal, and the upper end of guide rod 5 is provided with the fix bar 4 for controlling ball float 6 to move up, and the fix bar 4 can be pin,
Sleeve pipe 17 is fixed in casing 11 by fixing device 8, and such as fixing device is fixed brandreth.The top of sleeve pipe 17 is set outside one
Footpath is identical with the external diameter of sleeve pipe 17, internal diameter and the diameter identical sealing ring 9 of guide rod 5, on guide rod 5 and positioned at sealing ring 9 and guide rod
The internal diameter identical ring 14 of a diameter and sleeve pipe 17 is arranged between 5 bottoms, spring 12, bullet are set between sealing ring 9 and ring 14
The two ends of spring 12 set cushion rubber 10 respectively, and the lower section of sleeve pipe 17 sets and is provided with inlet opening 19, sleeve pipe 17 with delivery port 7 by leading
The connection valve 15 that pipe 16 is connected, is provided with through hole 22 between connection valve 15 and ring.Further, guide rod 5 include can snapping the
A part 23 and the Part II 24 that is slidedly arranged in sleeve pipe 17, ring 14 are structure as a whole with Part II 24, Part I and the
Two part snappings, can be by the snapping of pin 26.Wherein, the external diameter of sealing ring 9 is identical with the external diameter of sleeve pipe 17, internal diameter and guide rod 5
Diameter is identical, and spring 12 is arranged between sealing ring 9 and ring 14, and the purpose so set is, guide rod 5 can be according to the spring of setting
12 move up and down, and sealing ring 9 is used to fix spring, the cushion rubber 10 that the two ends of spring 12 are set respectively be used to fixing both ends of the spring with
Sealing, it is ensured that the tightness of pressure measurement air chamber, gas will not leak with pressure.
For the ease of being cleaned to the coal petrography powder in malleation automatic water drainage device, the bottom of casing 11 is provided with check valve 21,
At the end of pressure measurement, this check valve 21 can be opened, the coal petrography powder of the bottom of casing 11 is cleaned.The lower section of casing 11 is provided with support
Base 20, casing 11 can be fixed on work top by support base 20.Pressure is carried out while automatic draining to realize
Determine, pressure gauge 3 is set on casing 11.
Fig. 3 is the workflow diagram of malleation automatic water drainage device of the present invention, and with reference to Fig. 3, the work of malleation automatic water drainage device is former
Manage and be：Water inlet 2 is connected by pressure measurement flexible pipe with pressure measuring drill hole when malleation automatic water drainage device works, when carrying out piezometry, watt
This is reached in casing 11 with water by pressure measurement flexible pipe, is constantly accumulated, after the ponding in casing 11 reaches certain position, casing 11
Interior liquid level rises (such as Fig. 3 shows liquid level), and when the buoyancy of ball float 6 is more than suffered resistance, ball float 6 floats, and ball float 6 is by buoyancy
Drive guide rod 5 to move upwards, inlet opening 19 is opened, the effect of being stressed of the internal water accumulation of casing 11 enters through hole by inlet opening 19
22, then the discharge delivery port 7 of conduit 16 is entered by connection valve 15, the process that entirely discharges water is tightly air tight.After discharging water, in casing 11
Liquid level declines, and ball float 6 falls, and drives 5 times general who has surrendered inlet openings 19 of guide rod to close, the process of discharging water terminates.Automatic draining is so circulated,
Influence of the hydraulic pressure to gas pressure measurement is removed, while can ensure the tightness of pressure measurement air chamber, pressure will not leak.Pressure measurement knot
Beam, can open the base valve 21 of casing 11, and the coal petrography powder that the bottom of casing 11 is accumulated is cleaned.
The malleation automatic water drainage device of the present invention is simple in construction, installs, dismantles and easy to use, cost is low, reusable,
Strong applicability, can be achieved timely and effectively automatic-discharging pressure measuring drill hole internal water accumulation, remove influence of the hydraulic pressure to gas pressure measurement,
Ensure the accuracy of determination of coal seam gas pressure.Purely mechanical can be achieved and automatically, continuously completes draining action, without artificial.
In addition the malleation automatic water drainage device structure and material are anti-explosion product, are further ensured that coal mine downhole safety is used.
The gas pressure detection means that the present invention is provided includes the malleation automatic water drainage device shown in Fig. 1, malleation automatic draining
The water inlet of device is connected by pressure measurement flexible pipe with pressure measuring drill hole.When gas pressure detection means works, gas is with water by surveying
Press flexible pipe to reach in malleation automatic water drainage device, constantly accumulate, the pressure gauge on malleation automatic water drainage device is surveyed to gas pressure
Fixed, malleation automatic water drainage device carries out automatic draining so that the ponding in pressure measuring drill hole is discharged in time, removes hydraulic pressure to gas
The influence of piezometry, so that it is guaranteed that the accuracy of determination of coal seam gas pressure.The tightness of pressure measurement air chamber can be ensured simultaneously, pressed
Power will not leak.Pressure measurement terminates, and can open the check valve of gas pressure detection means bottom, to gas pressure detection means bottom
The coal petrography powder of accumulation is cleaned.
The invention is not restricted to the malleation automatic water drainage device described in above-described embodiment and gas pressure detection means, wherein casing
The change of shape and manometric position are set within protection scope of the present invention.
Finally it should be noted that：Various embodiments above is merely illustrative of the technical solution of the present invention, rather than its limitations；To the greatest extent
The present invention is described in detail with reference to foregoing embodiments for pipe, it will be understood by those within the art that：Its according to
The technical scheme described in foregoing embodiments can so be modified, or which part or all technical characteristic are entered
Row equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technology
The scope of scheme.
Claims (8)
1. a kind of malleation automatic water drainage device, it is characterised in that including：
It is provided with casing, the casing in water inlet and delivery port, the casing and is provided with sleeve pipe, is slidedly arranged in described sleeve pipe
Guide rod, the ball float that is sheathed on the guide rod and the rubber sheet gasket for being fixedly installed on the guide rod bottom, on the guide rod
End is provided with the fix bar for controlling the ball float to move up, and described sleeve pipe is fixed in the casing by fixing device；
One external diameter identical with described sleeve pipe external diameter, internal diameter and the guide rod diameter identical sealing ring are set above described sleeve pipe,
It is on the guide rod and identical with the internal diameter of described sleeve pipe positioned at a diameter is arranged between the sealing ring and the guide rod bottom
Ring, spring is set between the sealing ring and ring, and the two ends of spring are set respectively sets water inlet below cushion rubber, described sleeve pipe
The connection valve connected with the delivery port by conduit is provided with hole, described sleeve pipe, is provided between the connection valve and ring
Through hole.
2. malleation automatic water drainage device according to claim 1, it is characterised in that the guide rod includes can be first of snapping
The Part II for dividing and being slidedly arranged in described sleeve pipe, the ring is structure as a whole with the Part II.
3. malleation automatic water drainage device according to claim 2, it is characterised in that the Part I and the Part II
Snapping.
4. malleation automatic water drainage device according to claim 1, it is characterised in that the casing is tubbiness casing.
5. malleation automatic water drainage device according to claim 1, it is characterised in that the bottom half is provided with check valve.
6. malleation automatic water drainage device according to claim 1, it is characterised in that support bottom is provided with below the casing
Seat.
7. the malleation automatic water drainage device according to any one of claim 1~6, it is characterised in that be provided with the casing
Pressure gauge.
8. a kind of gas pressure detection means, it is characterised in that put automatically including the malleation described in any one of claim 1~7
Hydrophone, the water inlet of the malleation automatic water drainage device is connected by pressure measurement flexible pipe with pressure measuring drill hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510391912.0A CN104963717B (en) | 2015-07-01 | 2015-07-01 | Malleation automatic water drainage device and gas pressure detection means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510391912.0A CN104963717B (en) | 2015-07-01 | 2015-07-01 | Malleation automatic water drainage device and gas pressure detection means |
Publications (2)
| Publication Number | Publication Date |
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| CN104963717A CN104963717A (en) | 2015-10-07 |
| CN104963717B true CN104963717B (en) | 2017-07-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510391912.0A Active CN104963717B (en) | 2015-07-01 | 2015-07-01 | Malleation automatic water drainage device and gas pressure detection means |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105626144B (en) * | 2016-03-07 | 2017-08-22 | 安徽理工大学 | To coal-bed gas pressure measuring drill hole self-draining arrangement under one kind |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101608544A (en) * | 2009-06-26 | 2009-12-23 | 中国矿业大学 | Descending hole coal bed gas pressure measurement water pressure excluding device and method |
| CN201460960U (en) * | 2009-07-24 | 2010-05-12 | 淮南矿业(集团)有限责任公司 | Drainage device for colliery gas extracting system |
| CN102877833A (en) * | 2012-06-19 | 2013-01-16 | 淮南矿业(集团)有限责任公司 | Compensated pressure measurement drilling gas-water separation drainage device |
| CN202832650U (en) * | 2012-10-09 | 2013-03-27 | 淮南矿业(集团)有限责任公司 | Positive-pressure water discharging device and gas pressure detecting device |
| CN204729123U (en) * | 2015-07-01 | 2015-10-28 | 淮南矿业(集团)有限责任公司 | Malleation automatic water drainage device and gas pressure checkout gear |
-
2015
- 2015-07-01 CN CN201510391912.0A patent/CN104963717B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101608544A (en) * | 2009-06-26 | 2009-12-23 | 中国矿业大学 | Descending hole coal bed gas pressure measurement water pressure excluding device and method |
| CN201460960U (en) * | 2009-07-24 | 2010-05-12 | 淮南矿业(集团)有限责任公司 | Drainage device for colliery gas extracting system |
| CN102877833A (en) * | 2012-06-19 | 2013-01-16 | 淮南矿业(集团)有限责任公司 | Compensated pressure measurement drilling gas-water separation drainage device |
| CN202832650U (en) * | 2012-10-09 | 2013-03-27 | 淮南矿业(集团)有限责任公司 | Positive-pressure water discharging device and gas pressure detecting device |
| CN204729123U (en) * | 2015-07-01 | 2015-10-28 | 淮南矿业(集团)有限责任公司 | Malleation automatic water drainage device and gas pressure checkout gear |
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| CN104963717A (en) | 2015-10-07 |
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