CN205403866U - Multi -functional gas parameter measuring equipment - Google Patents
Multi -functional gas parameter measuring equipment Download PDFInfo
- Publication number
- CN205403866U CN205403866U CN201620120219.XU CN201620120219U CN205403866U CN 205403866 U CN205403866 U CN 205403866U CN 201620120219 U CN201620120219 U CN 201620120219U CN 205403866 U CN205403866 U CN 205403866U
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- China
- Prior art keywords
- adjutage
- tube
- measurement equipment
- parametric measurement
- check valve
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Abstract
The utility model provides a multi -functional gas parameter measuring equipment, includes the adjutage, the preceding terminal surface of adjutage is equipped with the scale, the top of adjutage is equipped with the air inlet, the air inlet passes through tube coupling in coal sample jar, the front end of adjutage has cup jointed the U -shaped pipe, U -shaped pipe with the adjutage sharing the scale, the both ends opening part of U -shaped pipe is equipped with the check valve, two the check valve is respectively through tube coupling in the copper nozzle of exhaust tube. U -shaped pipe and adjutage sharing scale for the device is simple and convenient, and the reading is convenient, and the both ends opening part of U -shaped pipe is equipped with the check valve, can protect the intraductal liquid of U -shaped can do not not taken out because of the negative pressure, guarantees that measured data goes on in succession, and it is accurate to measure, adopts the adjutage to carry out coalbed gas desorption flow measurement simultaneously, simple structure, and convenient to carry, easy operation is applicable to underground survey.
Description
Technical field
This utility model relates to mining engineering technical field, particularly relates to a kind of multi-function gas parametric measurement equipment.
Background technology
At present, when mine staff measures flow in drill site pipe, often through the Tong Zui two ends pressure reduction measuring water tank, through calculating, indirectly obtain flow in drill site pipe.When measuring pressure reduction, when the Time Inconsistency opening two ends copper mouth, intraluminal fluid cognition is drawn out of by suction function, causes that surveying number can not continuously perform, and measurement result is inaccurate.Measuring gas desorption of mash gas amount, often using graduated cylinder to adopt draining water gathering of gas law to measure, adopt graduated cylinder to be inconvenient at downhole operations, measure instrument complicated operation, liquid is easily revealed, it has not been convenient to carry.
Therefore, it is necessary to a kind of better Gas explosion burns sensing equipment of design, to solve the problems referred to above.
Utility model content
For prior art Problems existing, this utility model provides one to measure accurately, simple in construction, multi-function gas parametric measurement equipment easy to carry.
To achieve these goals, this utility model adopts the following technical scheme that
A kind of multi-function gas parametric measurement equipment, including adjutage, the front end face of described adjutage is provided with scale, the top of described adjutage is provided with air inlet, described air inlet is connected to coal sample tank by pipeline, and the front end sleeve of described adjutage is connected to U-tube, and described U-tube and described adjutage share described scale, the both ends open place of described U-tube is provided with check valve, and two described check valves are connected to the copper mouth of exhaust tube respectively through pipeline.
Further, described adjutage is umbrella, and the forwardly convex one-tenth protuberance in its front end, described protuberance is held in the middle of described U-tube.
Further, described adjutage and described U-tube are embedded in wooden shell jointly.
Further, the bottom of described adjutage is provided with discharge outlet, and described discharge outlet is positioned at the outside of described shell, with atmosphere.
Further, between described air inlet with described coal sample tank, it is connected by rubber tube between described check valve and described copper mouth.
Further, described adjutage is all transparent with described U-tube, and described adjutage material is rigid plastics, and described U-tube material is safety glass.
Further, being provided with baffle plate in described exhaust tube, the center of described baffle plate is provided with through hole, and the diameter of described through hole is less than the diameter of described exhaust tube, and described copper mouth is arranged at the both sides of described baffle plate.
The beneficial effects of the utility model:
The front end face of adjutage is provided with scale, and U-tube is socketed on the front end of adjutage, and U-tube shares scale with adjutage; make device easy, convenient reading, the both ends open place of U-tube is provided with check valve; the liquid in U-tube can be protected will not to be drawn out of because of negative pressure; ensure that measurement data continuously performs, measure accurately, adopt adjutage to carry out coal-bed gas desorption quantity measurement simultaneously; simple in construction; easy to carry, simple to operate, it is adaptable to underground survey.
Accompanying drawing explanation
Fig. 1 is the structural representation of this utility model multi-function gas parametric measurement equipment；
Fig. 2 is the side view of this utility model multi-function gas parametric measurement equipment；
Fig. 3 is the top view of this utility model multi-function gas parametric measurement equipment；
In figure, 1 adjutage, 2 air inlets, 3 discharge outlet, 4 protuberances, 5 scales, 6 U-tube, 7 check valves, 8 rubber tubes, 9 shells, 10 exhaust tubes, 11 bronze medal mouths, 12 baffle plates, 13 through holes, 14 coal sample tanks.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the present utility model, rather than whole embodiments.Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of this utility model protection.
Need explanation, in this utility model embodiment, directional instruction (such as up, down, left, right, before and after ...) is only for explaining relative position relation between each parts, motion conditions etc. under a certain particular pose (as shown in drawings), if this particular pose changes, then directionality instruction also correspondingly changes therewith.
Such as Fig. 1, this utility model provides a kind of multi-function gas parametric measurement equipment, and including adjutage 1 and U-tube 6, adjutage 1 is used for measuring coal-bed gas desorption quantity, and U-tube 6 is for measuring in drill site the flow of gas in exhaust tube 10.
Such as Fig. 1 to Fig. 3, adjutage 1 is made for transparent material, and in the present embodiment, adjutage 1 uses rigid plastics to make.From top view, adjutage 1 is in umbrella, and the forwardly convex one-tenth protuberance 4 in its front end, the front end face of protuberance 4 is provided with scale 5, for observing the liquid level in adjutage 1.The top of adjutage 1 is provided with air inlet 2, and air inlet 2 is connected to coal sample tank 14 by pipeline, it is preferred that connected by rubber tube 8 between air inlet 2 with coal sample tank 14.The bottom of adjutage 1 is provided with discharge outlet 3, discharge outlet 3 and atmosphere, owing to atmospheric pressure acts on less discharge outlet 3, therefore the liquid of certain volume can be supported, pass into methane gas by air inlet 2, according to the liquid volume discharged, desorption of mash gas amount can be calculated.
Such as Fig. 1 and Fig. 3, U-tube 6 is also made for transparent material, it is simple to observed reading, it is preferred that, U-tube 6 adopts firmer safety glass to make, U-tube 6 is located at the front end of adjutage 1, and is socketed on the both sides of protuberance 4 so that protuberance 4 is held in the middle of U-tube 6, so that U-tube 6 and adjutage 1 are fixed up, U-tube 6 and adjutage 1 share scale 5 so that it is convenient to observe during measurement, and structure is easier.The both ends open place of U-tube 6 is provided with check valve 7, and check valve 7 is overflow direction in U-tube 6 direction, it is possible to prevent liquid in U-tube 6 to be drawn out of because of suction function, it is ensured that survey the seriality of number so that test result is more accurate.Two check valves 7 are connected to the copper mouth 11 of exhaust tube 10 respectively through pipeline, baffle plate 12 it is provided with in exhaust tube 10, the center of baffle plate 12 is provided with through hole 13, the diameter of through hole 13 is less than the diameter of exhaust tube 10, two copper mouths 11 are respectively arranged at the both sides of baffle plate 12, therefore there is pressure reduction at copper mouth 11 place of exhaust tube 10 Internal baffle 12 both sides, the gas flow in exhaust tube can be calculated according to this pressure reduction.U-tube 6, then for measuring the pressure reduction at copper mouth 11 two ends, in the present embodiment, is connected by rubber tube 8 between check valve 7 with copper mouth 11.
As Fig. 3, adjutage 1 and U-tube 6 are embedded in wooden shell 9 jointly, form integral structure; simple in construction, shell 9 adopts woodwork firm, slim and graceful, low cost to make, and both can adjutage 1 and U-tube 6 be played a protective role; can be convenient for carrying again, be suitable to underground work environment.Discharge outlet 3 bottom adjutage 1 is then arranged at the outside of shell 9, and atmosphere, to facilitate draining, reduces the liquid corrosion to shell 9 in adjutage 1.
Adopt said determination equipment can measure gas flow in exhaust tube, it is also possible to measure coal-bed gas desorption quantity.
Such as: during the flow measured in drill site in 152mm exhaust tube 10, first measure the pressure reduction at copper mouth 11 two ends, then pass through the gas flow in computing formula computer tube.One end of rubber tube 8 connects the check valve 7 of U-tube 6 opening part, and the other end connects copper mouth 11, the difference according to the pore size at copper mouth 11 two ends, reads the two ends pressure reduction of U-tube 6 display.Computing formula is:
Q-mixing gas flow, m3/min
In formula: the pressure reduction before and after △ h-U shape pipe, Pa
Ko-integrated calibration coefficient.
Available following equation calculates integrated calibration COEFFICIENT Ko:
The aperture of d-U shape pipe, m；
In formula: Ci-correction coefficient, takes 0.96；
The internal diameter of D-exhaust tube, m；
γ-mixing gas unit weight, kg/m3
The gas flow in exhaust tube can be calculated by the pressure difference of above-mentioned formula and measurement.
Coal seam gas-bearing capacity mainly includes desorption quantity, remaining quantity, when measuring gas bearing capacity desorption quantity part, generally adopt draining water gathering of gas law measurement, the air inlet 2 of adjutage 1 is connected with coal sample tank 14, owing to gas is water insoluble, by discharge outlet 3, water can be discharged adjutage 1, according to the liquid volume discharged, namely according to the liquid level decline volume in adjutage 1, desorption of mash gas amount is read.Calculate according to correlation theory and the test of gas remaining assay, the original gas bearing capacity in this coalfield can be obtained.
This utility model is arranged on the opening part of U-tube 6 by check valve 7, discharges drill site negative pressure to the impact of liquid in U-tube 6, mentions the accuracy of reading, it is ensured that test continuously performs.Adjutage 1 and U-tube 6 integrated setting, simplify measurement instrument, easy to carry, easy and simple to handle, it is adaptable to the working environment that down-hole is severe.
Above example is only in order to illustrate the technical solution of the utility model and unrestricted, although this utility model being described in detail with reference to preferred embodiment, skilled artisan would appreciate that, the technical solution of the utility model can be modified or equivalent replacement, without deviating from objective and the scope of the technical program, it all should be encompassed in right of the present utility model.
Claims (7)
1. a multi-function gas parametric measurement equipment, it is characterized in that, including: adjutage, the front end face of described adjutage is provided with scale, and the top of described adjutage is provided with air inlet, and described air inlet is connected to coal sample tank by pipeline, the front end sleeve of described adjutage is connected to U-tube, described U-tube and described adjutage share described scale, and the both ends open place of described U-tube is provided with check valve, and two described check valves are connected to the copper mouth of exhaust tube respectively through pipeline.
2. multi-function gas parametric measurement equipment according to claim 1, it is characterised in that: described adjutage is umbrella, and the forwardly convex one-tenth protuberance in its front end, described protuberance is held in the middle of described U-tube.
3. multi-function gas parametric measurement equipment according to claim 1, it is characterised in that: described adjutage and described U-tube are embedded in wooden shell jointly.
4. multi-function gas parametric measurement equipment according to claim 3, it is characterised in that: the bottom of described adjutage is provided with discharge outlet, and described discharge outlet is positioned at the outside of described shell, with atmosphere.
5. multi-function gas parametric measurement equipment according to claim 1, it is characterised in that: between described air inlet with described coal sample tank, it is connected by rubber tube between described check valve and described copper mouth.
6. multi-function gas parametric measurement equipment according to claim 1, it is characterised in that: described adjutage is all transparent with described U-tube, and described adjutage material is rigid plastics, and described U-tube material is safety glass.
7. multi-function gas parametric measurement equipment according to claim 1, it is characterized in that: in described exhaust tube, be provided with baffle plate, the center of described baffle plate is provided with through hole, and the diameter of described through hole is less than the diameter of described exhaust tube, and described copper mouth is arranged at the both sides of described baffle plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620120219.XU CN205403866U (en) | 2016-02-14 | 2016-02-14 | Multi -functional gas parameter measuring equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620120219.XU CN205403866U (en) | 2016-02-14 | 2016-02-14 | Multi -functional gas parameter measuring equipment |
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| Publication Number | Publication Date |
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| CN205403866U true CN205403866U (en) | 2016-07-27 |
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| CN201620120219.XU Expired - Fee Related CN205403866U (en) | 2016-02-14 | 2016-02-14 | Multi -functional gas parameter measuring equipment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107560570A (en) * | 2017-08-17 | 2018-01-09 | 重庆大学 | A kind of high methane cherry coal drilling production quantity of slag and the method for testing of drilling deformation |
| CN109974798A (en) * | 2019-04-03 | 2019-07-05 | 阳泉煤业（集团）有限责任公司 | A kind of gas pressure-flow testing device |
-
2016
- 2016-02-14 CN CN201620120219.XU patent/CN205403866U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107560570A (en) * | 2017-08-17 | 2018-01-09 | 重庆大学 | A kind of high methane cherry coal drilling production quantity of slag and the method for testing of drilling deformation |
| CN107560570B (en) * | 2017-08-17 | 2019-05-21 | 重庆大学 | A kind of high methane cherry coal drilling produces the test method of the quantity of slag and drilling deformation |
| CN109974798A (en) * | 2019-04-03 | 2019-07-05 | 阳泉煤业（集团）有限责任公司 | A kind of gas pressure-flow testing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160727 Termination date: 20170214 |
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| CF01 | Termination of patent right due to non-payment of annual fee |