CN209311470U - One kind being applied to coal seam gas-bearing capacity measurement device - Google Patents
One kind being applied to coal seam gas-bearing capacity measurement device Download PDFInfo
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- CN209311470U CN209311470U CN201822033958.7U CN201822033958U CN209311470U CN 209311470 U CN209311470 U CN 209311470U CN 201822033958 U CN201822033958 U CN 201822033958U CN 209311470 U CN209311470 U CN 209311470U
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- China
- Prior art keywords
- gas
- pipe
- conduit
- cover
- tank body
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- 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
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Abstract
One kind being applied to coal seam gas-bearing capacity measurement device, including cover, tank body, housing pin, gas conduit and gas-guiding inserting pipe, conduit socket is provided on cover upper surface, pedestal is fixedly installed on the lower end surface of tank body, cover inner wall is located at conduit socket corresponding position and is provided with outer screen pipe, multiple outer sieve gas ports are respectively arranged on outer screen pipe periphery and lower end surface, interior screen casing is provided on the inside of outer screen pipe, multiple interior sieve gas ports are respectively arranged on interior screen casing periphery and lower end surface, gas-guiding inserting pipe is hollow steel pipe gas-guiding inserting pipe, spring clip is installed on gas conduit, gas conduit is sleeved at the upper end of gas-guiding inserting pipe, the lower end of gas-guiding inserting pipe is plugged in interior screen casing by conduit socket, conduit socket and pedestal are respectively six face nut bodies of same size, lateral direction penetrating is provided with reinforcing bar bar jack on pedestal.It is provided by the utility model to be applied to coal seam gas-bearing capacity measurement device, it can be convenient quickly measurement coal seam gas-bearing capacity, air-tightness is good, easy to operate, carrying portable, and measurement result is accurate.
Description
Technical field
The utility model relates to a kind of coal mine gas security detection equipments, in particular to a kind of to be applied to coal seam gas-bearing capacity
Measurement device.
Background technique
Coal seam gas-bearing capacity refers to gas amount contained in the coal of unit mass or volume, with m3/ t or m3/m3It indicates.
Its coal seam gas-bearing capacity includes free gas and adsorption gas.The size of coal seam gas-bearing capacity, depends mainly in coalification course
Production gas and coal seam save gas geological conditions.Save gas geological conditions include the structure of coal seam and country rock (such as
Gas permeability) and sludge chemical characteristic (such as absorption property), coal-forming after geological movement and geological structure, coal seam occurrence condition,
Rock property etc..It is that calculating mine and coal-bed gas reserves, Mine Gas Emission Prediction, coal and gas prominent risk are pre-
One of survey, the important evidence parameter of gas control.Currently, the original gas bearing capacity measuring method in coal seam has direct method and indirectly side
Method.In order to guarantee the accuracy of measurement result, during general progress gas bearing capacity measurement, it is measured using direct method.
Direct Determination coal seam gas-bearing capacity instrument generallys use draining water gathering of gas law progress.It would generally be used in measurement coal seam gas-bearing capacity
To a kind of sealed shell of tank, measuring at the scene would ordinarily be encountered scene and has gas and can not desorb or tank body can not be square in coal-bed gas
Just it fast tightens, or even influences measurement result.
Utility model content
The purpose of this utility model be in view of the above-mentioned problems, provide it is a kind of be applied to coal seam gas-bearing capacity measurement device,
Structure novel, it is easy to operate, it can effectively accurate convenient and efficient measurement coal seam gas-bearing capacity.
The technical solution adopted is that:
One kind being applied to coal seam gas-bearing capacity measurement device, including cover, tank body, housing pin, gas conduit and air guide
It is intubated, is provided with rubber washer in the tank mouth of tank body upper end, multiple sealing rings are set at tank body upper external screw thread, cover is logical
Thread set is crossed in tank body upper end, conduit socket is provided on cover upper surface, seal gasket is provided in conduit socket, is pressed
Tight screw is threadedly coupled with conduit socket, pedestal is fixedly installed on the lower end surface of tank body, main points are located in cover inner wall
Conduit socket corresponding position is provided with outer screen pipe, and the upper end of outer screen pipe is fixedly connected with cover inner wall, outer screen pipe periphery and lower end surface
On be respectively arranged with multiple outer sieve gas ports, be provided with interior screen casing on the inside of outer screen pipe, the upper end of interior screen casing and cover inner wall
It is fixedly connected, multiple interior sieve gas ports is respectively arranged on interior screen casing periphery and lower end surface, gas-guiding inserting pipe is hollow steel pipe air guide
It is intubated, is installed with spring clip on gas conduit, gas conduit is sleeved at the upper end of gas-guiding inserting pipe, and the lower end of gas-guiding inserting pipe passes through
Conduit socket is plugged in interior screen casing, and conduit socket and pedestal are respectively six face nut bodies of same size, on pedestal laterally
Perforation is provided with reinforcing bar bar jack.
The utility model feature, which is to be previously-inserted 16#, wears spicule and is changed to hollow steel pipe gas-guiding inserting pipe, and syringe needle is avoided to prick
It is blocked during entering.Inside cover and gas-guiding inserting pipe hollow steel pipe links part, using outer screen pipe and interior screen casing concentric screen
As gas chamber, tank body is avoided to block cover air inlet in moving process.Conduit socket and pedestal are respectively the six of same size
Face nut body blocks conduit socket and pedestal using identical two spanners respectively, and cover and tank body fastening can be used or open.
In addition, being that tank base is equipped with pedestal, reinforcing bar bar jack is provided on pedestal for being inserted into reinforcement rod rotation
Tank body makes cover and tank body be screwed connection, to tighten tank body.
It is provided by the utility model to be applied to coal seam gas-bearing capacity measurement device, it can be convenient quickly measurement coal-bed gas and contain
Amount, air-tightness is good, easy to operate, carrying portable, and measurement result is accurate.
Detailed description of the invention
Fig. 1 is an embodiment of the present invention structural schematic diagram.
Fig. 2 is outer screen pipe and interior screen casing enlarged structure schematic diagram.
Fig. 3 is pedestal enlarged structure schematic diagram.
Specific embodiment
One kind being applied to coal seam gas-bearing capacity measurement device, including cover 1, tank body 2, housing pin 3,4 and of gas conduit
Gas-guiding inserting pipe 5 is provided with rubber washer 6 in the tank mouth of 2 upper end of tank body, is set with multiple sealings at 2 upper external screw thread of tank body
Circle 7, cover 1, in 2 upper end of tank body, conduit socket 8 are provided on 1 upper surface of cover, is set in conduit socket 8 by thread set
It is equipped with seal gasket 16, housing pin 3 is threadedly coupled with conduit socket 8, pedestal 9 is fixedly installed on the lower end surface of tank body 2,
Main points are to be located at 8 corresponding position of conduit socket in 1 inner wall of cover to be provided with outer screen pipe 10, the upper end of outer screen pipe 10 and 1 inner wall of cover
It is fixedly connected, multiple outer sieve gas ports 11 is respectively arranged on 10 periphery of outer screen pipe and lower end surface, are set in the inside of outer screen pipe 10
It is equipped with interior screen casing 12, the upper end of interior screen casing 12 is fixedly connected with 1 inner wall of cover, is respectively set on interior 12 periphery of screen casing and lower end surface
There are multiple interior sieve gas ports 13 to avoid tank body 2 in moving process using outer screen pipe 10 and 12 concentric screen of interior screen casing as gas chamber
The gas-guide tube socket of the conduit socket 8 of middle blocking 1 upper end of cover.Gas-guiding inserting pipe 5 is hollow steel pipe gas-guiding inserting pipe, gas conduit 4
On be installed with spring clip 14, gas conduit 4 is sleeved at the upper end of gas-guiding inserting pipe 5, and the lower end of gas-guiding inserting pipe 5 passes through conduit socket
It inserts 8 to be located in interior screen casing 12, six face nut bodies of conduit socket 8 and the respectively same size of pedestal 9 use identical two spanners
Conduit socket 8 and pedestal 9 are blocked respectively, and cover 1 and the fastening of tank body 2 can be used or are opened.Lateral direction penetrating is provided on pedestal 9
Reinforcing bar bar jack 15.It is provided with reinforcing bar bar jack 15 on pedestal 9 for being inserted into reinforcement rod rotating vessel 2, makes cover 1 and tank body
2 are screwed connection, to tighten tank body 2.
Claims (1)
1. one kind is applied to coal seam gas-bearing capacity measurement device, including cover (1), tank body (2), housing pin (3), gas conduit
(4) and gas-guiding inserting pipe (5) rubber washer (6), are provided in the tank mouth of tank body (2) upper end, are covered at tank body (2) upper external screw thread
Equipped with multiple sealing rings (7), cover (1), in tank body (2) upper end, is provided on cover (1) upper surface and is led by thread set
Pipe insert seat (8), conduit socket (8) is interior to be provided with seal gasket (16), and housing pin (3) is threadedly coupled with conduit socket (8), tank
It is fixedly installed pedestal (9) on the lower end surface of body (2), is set it is characterized in that being located at conduit socket (8) corresponding position in cover (1) inner wall
It is equipped with outer screen pipe (10), the upper end of outer screen pipe (10) is fixedly connected with cover (1) inner wall, on outer screen pipe (10) periphery and lower end surface
Multiple outer sieve gas ports (11) are respectively arranged with, are provided on the inside of outer screen pipe (10) interior screen casing (12), interior screen casing (12)
Upper end is fixedly connected with cover (1) inner wall, and multiple interior sieve gas ports are respectively arranged on interior screen casing (12) periphery and lower end surface
(13), gas-guiding inserting pipe (5) is hollow steel pipe gas-guiding inserting pipe, is installed with spring clip (14) on gas conduit (4), gas conduit (4)
It being sleeved at the upper end of gas-guiding inserting pipe (5), the lower end of gas-guiding inserting pipe (5) is plugged in interior screen casing (12) by conduit socket (8),
Conduit socket (8) and pedestal (9) are respectively six face nut bodies of same size, and lateral direction penetrating is provided with reinforcing bar on pedestal (9)
Bar jack (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822033958.7U CN209311470U (en) | 2018-12-05 | 2018-12-05 | One kind being applied to coal seam gas-bearing capacity measurement device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822033958.7U CN209311470U (en) | 2018-12-05 | 2018-12-05 | One kind being applied to coal seam gas-bearing capacity measurement device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209311470U true CN209311470U (en) | 2019-08-27 |
Family
ID=67675802
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822033958.7U Expired - Fee Related CN209311470U (en) | 2018-12-05 | 2018-12-05 | One kind being applied to coal seam gas-bearing capacity measurement device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209311470U (en) |
-
2018
- 2018-12-05 CN CN201822033958.7U patent/CN209311470U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190827 Termination date: 20191205 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |