CN214277780U - Device for automatically measuring desorption gas volume by drainage method - Google Patents
Device for automatically measuring desorption gas volume by drainage method Download PDFInfo
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- CN214277780U CN214277780U CN202120394863.7U CN202120394863U CN214277780U CN 214277780 U CN214277780 U CN 214277780U CN 202120394863 U CN202120394863 U CN 202120394863U CN 214277780 U CN214277780 U CN 214277780U
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- collecting bottle
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- gas collecting
- pipe
- peristaltic pump
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Abstract
The utility model discloses a device of water drainage method automatic measure desorption gas volume, including first gas collecting bottle, second gas collecting bottle, the bottom of second gas collecting bottle is provided with the electronic scale, the top of first gas collecting bottle is provided with intake pipe, first drain pipe, second drain pipe and first drain pipe respectively, the utility model relates to a gas measurement technical field. This device of water drainage method automatic measure desorption gas volume, it is linked together with desorption gas air supply pipe to have reached the connector, desorption gas gets into in the first gas collecting bottle through the intake pipe, and with the liquid in the first gas collecting bottle in getting into the second gas collecting bottle through first drain pipe, the weight of leading to water in the second gas collecting bottle is measured, can measure the desorption gas volume, the gas outgoing in the first gas collecting bottle again, simultaneously with the water circulation in the second gas collecting bottle to the first gas collecting bottle, carry out next round of desorption gas volume measurement, and the work efficiency is improved, the purpose of user demand is satisfied.
Description
Technical Field
The utility model relates to a gas measurement field, more specifically say, relate to a device of desorption gas volume is measured automatically to drainage method.
Background
The method is characterized in that natural gas adsorbed on the surface of ores such as coal and shale containing natural gas can be released under a certain pressure condition, at present, instruments based on two principles of a gas flowmeter and a water drainage method are mainly used for measuring the volume of the discharged gas, the sensitivity of a sensor is limited, but when the weather flow is small, the gas flowmeter method cannot accurately measure the volume of the gas easily, even the discharge of the gas cannot be measured, a valve is opened intermittently, the volume of the discharged gas in a period of time is measured after the gas is accumulated for a period of time, the defects of the method can be relieved to a certain extent, and the defect that part of the gas cannot be measured accurately still exists. When the gas volume is measured by a drainage method, a large amount of water is required to be supplied for desorption gas to be drained, so that a tank body with large capacity is required to be used, the upper limit of measurement, namely the upper limit of the measuring range, exists when the gas volume is measured by the method, and the test device is large in size and cannot move flexibly.
SUMMERY OF THE UTILITY MODEL
1. Technical problem to be solved
The utility model aims to solve the problems that when the gas volume is measured by a drainage method in the prior art, a large amount of water is needed to supply desorption gas for discharge, and a large-capacity tank body is needed, which leads to the upper limit of measurement, namely the upper limit of the range, and the large volume and the flexible movement of a testing device when the gas volume is measured by the method, and the device can realize the integration of a first gas collecting bottle, an electronic scale, a second gas collecting bottle, a connector, an air inlet pipe, an electromagnetic valve A, a first water discharge pipe, a check valve A, a second water discharge pipe, a peristaltic pump B, a first exhaust pipe, a peristaltic pump A and a second exhaust pipe, the connector is communicated with a desorption gas supply pipe, the peristaltic pump A and the peristaltic pump B are closed, the electromagnetic valve A is opened, the desorption gas enters the first gas collecting bottle through the air inlet pipe, and the liquid in the first gas collecting bottle is extruded, so that the liquid enters the second gas collecting bottle through the first drain pipe, the electromagnetic valve A is closed, the weight of water introduced into the second gas collecting bottle is measured, the desorption gas volume can be measured, the peristaltic pump A and the peristaltic pump B are used for working, the gas in the first gas collecting bottle is pumped out, meanwhile, the water in the second gas collecting bottle is circulated into the first gas collecting bottle, the next round of desorption gas volume measurement is carried out, the circulation measurement can be carried out, the working efficiency is improved, and the use requirement is met.
2. Technical scheme
In order to solve the above problems, the utility model adopts the following technical proposal.
The utility model provides a device of water drainage method automatic measure desorption gas volume, includes first gas collecting bottle, second gas collecting bottle, the bottom of second gas collecting bottle is provided with the electronic scale, the top of first gas collecting bottle is provided with intake pipe, first drain pipe, second drain pipe and first blast pipe respectively, the one end fixedly connected with connector of first gas collecting bottle is kept away from to the intake pipe, the tip of intake pipe is provided with solenoid valve A, the one end that first gas collecting bottle was kept away from to first drain pipe, second drain pipe all is linked together with second gas collecting bottle, the top of second gas collecting bottle is provided with the second blast pipe, the middle part of first drain pipe is provided with check valve A, the middle part of second drain pipe is provided with peristaltic pump B, the middle part of first blast pipe is provided with peristaltic pump A.
Preferably, the gas collecting device further comprises a controller, wherein a liquid level sensor A and a liquid level sensor B are respectively arranged on the upper side and the lower side of the inner wall of the second gas collecting bottle, and the electromagnetic valve A, the one-way valve A, the peristaltic pump B, the peristaltic pump A, the liquid level sensor B and the electronic scale are electrically connected with the controller.
Preferably, the gas collection bottle further comprises a fixing frame, the first gas collection bottle and the electronic scale are fixedly connected with the fixing frame, a handle is fixedly connected to the top of the fixing frame, a level ruler is arranged at the bottom of the fixing frame, and adjusting devices are arranged on two sides of the fixing frame.
Preferably, adjusting device includes the sleeve, the sleeve is with the bottom fixed connection of fixed frame, sleeve threaded connection has the threaded rod, the bottom fixedly connected with base of threaded rod.
3. Advantageous effects
Compared with the prior art, the utility model has the advantages of: the device comprises a first gas collecting bottle, an electronic scale, a second gas collecting bottle, a connector, an air inlet pipe, an electromagnetic valve A, a first water discharge pipe, a one-way valve A, a second water discharge pipe, a peristaltic pump B, a first gas discharge pipe, a peristaltic pump A and a second gas discharge pipe which form a whole, the connector is communicated with a desorption gas air supply pipe, the peristaltic pump A and the peristaltic pump B are closed, the electromagnetic valve A is opened, desorption gas enters the first gas collecting bottle through the air inlet pipe and extrudes liquid in the first gas collecting bottle, the liquid enters the second gas collecting bottle through the first water discharge pipe, the electromagnetic valve A is closed, the weight of water passing through the second gas collecting bottle is measured, the volume of the desorption gas can be measured, the peristaltic pump A and the peristaltic pump B work is utilized to pump gas in the first gas collecting bottle, meanwhile, water in the second gas collecting bottle is circulated into the first gas collecting bottle, and the volume of the desorption gas is measured in the next round, can carry out the cycle measurement, improve work efficiency, set up controller and liquid level inductor A, liquid level inductor B, and solenoid valve A, check valve A, peristaltic pump B, peristaltic pump A, liquid level inductor B, electronic scale all with controller electric connection, the controller utilizes liquid level inductor A, liquid level inductor B to detect the liquid level in the second gas collecting bottle automatically, and then control whole automation and measure, improve work efficiency, set up fixed frame and handle, the staff of being convenient for will wholly carry, set up adjusting device and level bar, improve fixed frame whole levelness, and then improve measurement accuracy, set up adjusting device, the rotation base drives the threaded rod and rotates, adjust the position of threaded rod and telescopic, make fixed frame keep the level, improve measurement accuracy, reached first gas collecting bottle, electronic scale, second gas collecting bottle, The connector, the air inlet pipe, the electromagnetic valve A, the first water discharge pipe, the one-way valve A, the second water discharge pipe, the peristaltic pump B, the first exhaust pipe, the peristaltic pump A and the second exhaust pipe form a whole, the connector is communicated with a desorption gas air supply pipe, the peristaltic pump A and the peristaltic pump B are closed, the electromagnetic valve A is opened, desorption gas enters the first gas collecting bottle through the air inlet pipe and extrudes liquid in the first gas collecting bottle, the liquid enters the second gas collecting bottle through the first water discharge pipe, the electromagnetic valve A is closed, the weight of water introduced into the second gas collecting bottle is measured, the desorption gas volume can be measured, the peristaltic pump A and the peristaltic pump B work to pump gas in the first gas collecting bottle, meanwhile, water in the second gas collecting bottle is circulated into the first gas collecting bottle, the next round of desorption gas volume measurement is carried out, the cycle measurement can be carried out, and the working efficiency is improved, the purpose of meeting the use requirement is achieved.
Drawings
Fig. 1 is a schematic view of the overall external structure of the present invention;
FIG. 2 is a schematic view of the overall internal structure of the present invention;
fig. 3 is a schematic view of a part a of the enlarged structure of fig. 2 according to the present invention.
The reference numbers in the figures illustrate:
1. a fixing frame; 2. a handle; 3. a level bar; 4. an adjustment device; 41. a sleeve; 42. a threaded rod; 43. a base; 5. a first gas collection bottle; 6. an electronic scale; 7. a second gas collection bottle; 8. a connector; 9. an air inlet pipe; 10. an electromagnetic valve A; 11. a first drain pipe; 12. a one-way valve A; 13. a second drain pipe; 14. a peristaltic pump B; 15. a first exhaust pipe; 16. a peristaltic pump A; 17. a second exhaust pipe; 18. a liquid level sensor A; 19. and a liquid level sensor B.
Detailed Description
The drawings in the embodiments of the present invention will be combined; the technical scheme in the embodiment of the utility model is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the present invention; rather than all embodiments. Based on the embodiment of the utility model; all other embodiments obtained by a person skilled in the art without making any inventive step; all belong to the protection scope of the utility model.
Example 1:
referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a device of water drainage method automatic measure desorption gas volume, including first gas collecting bottle 5, second gas collecting bottle 7, the bottom of second gas collecting bottle 7 is provided with electronic scale 6, the top of first gas collecting bottle 5 is provided with intake pipe 9 respectively, first drain pipe 11, second drain pipe 13 and first drain pipe 15, the one end fixedly connected with connector 8 of first gas collecting bottle 5 is kept away from to intake pipe 9, the tip of intake pipe 9 is provided with solenoid valve A10, first drain pipe 11, the one end that first gas collecting bottle 5 was kept away from to second drain pipe 13 all is linked together with second gas collecting bottle 7, the top of second gas collecting bottle 7 is provided with second blast pipe 17, the middle part of first drain pipe 11 is provided with check valve A12, the middle part of second drain pipe 13 is provided with peristaltic pump B14, the middle part of first drain pipe 15 is provided with peristaltic pump A16. The gas collection device comprises a first gas collection bottle 5, an electronic scale 6, a second gas collection bottle 7, a connector 8, an air inlet pipe 9, an electromagnetic valve A10, a first water discharge pipe 11, a one-way valve A12, a second water discharge pipe 13, a peristaltic pump B14, a first air discharge pipe 15, a peristaltic pump A16 and a second air discharge pipe 17 which form a whole, the connector 8 is communicated with a desorption gas air supply pipe, the peristaltic pump A16 and the peristaltic pump B14 are closed, the electromagnetic valve A10 is opened, desorption gas enters the first gas collection bottle 5 through the air inlet pipe 9 and extrudes liquid in the first gas collection bottle 5, so that the liquid enters the second gas collection bottle 7 through the first water discharge pipe 11, the electromagnetic valve A10 is closed, the weight of water introduced into the second gas collection bottle 7 is measured, the volume of the desorption gas can be measured, the gas collection bottle is pumped by the operation of the peristaltic pump A16 and the peristaltic pump B14, and water in the second gas collection bottle 7 is circulated into the first gas collection bottle 5, therefore, the volume of the desorbed gas in the next round of measurement can be measured circularly, and the working efficiency is improved.
Example 2:
referring to fig. 2, a device for automatically measuring the volume of desorbed gas by a drainage method is substantially the same as that in embodiment 1, and further includes a controller, wherein the upper and lower sides of the inner wall of the second gas collecting bottle 7 are respectively provided with a liquid level sensor a18, a liquid level sensor B19, an electromagnetic valve a10, a check valve a12, a peristaltic pump B14, a peristaltic pump a16, a liquid level sensor a18, a liquid level sensor B19, and an electronic scale 6, which are electrically connected with the controller.
When the whole device is electrified, the electromagnetic valve A10 is in a closed state, the peristaltic pump A16 and the peristaltic pump B14 are not operated, and the electronic scale 6 measures the total mass of the current second gas collecting bottle 7.
The device has 4 states:
1 power-off state
When the device is powered off, the electromagnetic valve A10 is in a normally closed state, the peristaltic pump A16 and the peristaltic pump B14 do not work, and liquid cannot pass through the pump body. The check valve a10 is in the blocked state, and the electronic scale 6 is closed, and the measurement cannot be performed.
2 state of energization
When the device is electrified, the electromagnetic valve A10 is in a normally closed state, and the stepping motors of the peristaltic pump A16 and the peristaltic pump B14 are electrified but do not rotate; the liquid level sensor starts to work, the electronic scale 6 starts to work, and the mass of the second gas collecting bottle 7 is measured.
3 Desorption gas measurement State
Under the state, when beginning to measure the gas volume, the desorption gas is connected to the connector of the device through the pipeline, solenoid valve A10 circular telegram is opened, make gas can smoothly pass through intake pipe 9 and get into first gas collecting bottle 5, discharge the liquid in first gas collecting bottle 5 through first drain pipe 11, flow through check valve A12, get into second gas collecting bottle 7, electronic scale 6 records the quality of second gas collecting bottle 7 department in real time, and the difference of the quality with the last record, be the quality that the gas that discharges into first gas collecting bottle 5 in this period discharged liquid. The mass difference of the second gas collecting bottle 7 recorded for many times is the mass of the liquid discharged into the second gas collecting bottle 7 in each time period, and according to the formula: mass = volume density, the volume of liquid entering the second gas collecting bottle 7 can be calculated, i.e. the volume of desorbed gas entering the first gas collecting bottle 5.
4 second gas collecting bottle drainage state
When the liquid level in the second gas collecting bottle 7 reaches the position of the liquid level sensor A18, the liquid in the second gas collecting bottle 7 reaches the upper limit value of single measurement, the electromagnetic valve A10 is closed, desorbed gas stops entering the first gas collecting bottle 5 for input, the first gas collecting bottle 5 does not discharge liquid to the second gas collecting bottle 7 any more, the one-way valve A12 is automatically closed to prevent the liquid in the second gas collecting bottle 7 from flowing into the first gas collecting bottle 5, the peristaltic pump B14 and the peristaltic pump A16 start working simultaneously, the peristaltic pump B14 pumps the liquid in the second gas collecting bottle 7 into the first gas collecting bottle 5 through the second drain pipe 13, and the peristaltic pump A16 pumps gas with the same volume in the first gas collecting bottle 5 through the first drain pipe 15, so that the internal air pressure of the first gas collecting bottle 5 is kept stable. When the liquid level in the second gas collecting bottle 7 reaches the position of the liquid level sensor B19, the peristaltic pump A16 and the peristaltic pump B14 stop rotating simultaneously.
And starting the state 3 when the gas volume is measured, starting the state 4 when the liquid level in the second gas collecting bottle 7 reaches the position of the liquid level sensor A18, and starting the state 3, … … when the liquid level in the second gas collecting bottle 7 reaches the position of the liquid level sensor B19, and repeating the steps to measure the gas volume for multiple times so as to achieve the purpose of improving the upper limit of gas measurement by using the gas collecting bottle with smaller volume.
The second exhaust pipe 17 is used for ensuring that the air pressure inside the second gas collecting bottle 7 and the first gas collecting bottle 5 is consistent with the atmospheric pressure.
Example 3:
referring to fig. 2, a device for automatically measuring the volume of desorbed gas by a drainage method is substantially the same as that of embodiment 1, and further comprises a fixing frame 1, wherein the first gas collecting bottle 5 and the electronic scale 6 are fixedly connected with the fixing frame 1, the top of the fixing frame 1 is fixedly connected with a handle 2, the bottom of the fixing frame 1 is provided with a level ruler 3, and two sides of the fixing frame 1 are provided with adjusting devices 4. Set up fixed frame 1 and handle 2, the staff of being convenient for will wholly carry, set up adjusting device 4 and level bar 3, improve the whole levelness of fixed frame 1, and then improve measurement accuracy.
Example 4:
referring to fig. 3, a device for automatically measuring desorbed gas volume by drainage method, which is substantially the same as that of embodiment 3, further, the adjusting device 4 comprises a sleeve 41, the sleeve 41 is fixedly connected with the bottom of the fixed frame 1, the sleeve 41 is connected with a threaded rod 42 by screw thread, and the bottom of the threaded rod 42 is fixedly connected with a base 43. Set up adjusting device 4, rotate base 43, drive threaded rod 42 and rotate, adjust the position of threaded rod 42 and sleeve 41 for fixed frame 1 keeps the level, improves measurement accuracy.
The above; is only a preferred embodiment of the present invention; however, the scope of protection of the present invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; according to the technical scheme of the utility model and the improvement conception, equivalent substitution or change is carried out; are all covered by the protection scope of the utility model.
Claims (4)
1. The utility model provides a device of desorption gas volume is measured automatically to drainage method, includes first gas bottle (5), second gas bottle (7), its characterized in that: an electronic scale (6) is arranged at the bottom of the second gas collecting bottle (7), an air inlet pipe (9), a first water discharge pipe (11), a second water discharge pipe (13) and a first air discharge pipe (15) are respectively arranged at the top of the first gas collecting bottle (5), one end of the air inlet pipe (9) far away from the first gas collecting bottle (5) is fixedly connected with a connector (8), an electromagnetic valve A (10) is arranged at the end part of the air inlet pipe (9), one ends of the first drain pipe (11) and the second drain pipe (13) far away from the first gas collecting bottle (5) are communicated with the second gas collecting bottle (7), a second exhaust pipe (17) is arranged at the top of the second gas collecting bottle (7), a one-way valve A (12) is arranged in the middle of the first drainage pipe (11), a peristaltic pump B (14) is arranged in the middle of the second drainage pipe (13), the middle part of the first exhaust pipe (15) is provided with a peristaltic pump A (16).
2. The apparatus for automatically measuring desorption gas volume by using the drainage method according to claim 1, wherein: the gas collecting device is characterized by further comprising a controller, wherein a liquid level sensor A (18) and a liquid level sensor B (19) are respectively arranged on the upper side and the lower side of the inner wall of the second gas collecting bottle (7), and the electromagnetic valve A (10), the one-way valve A (12), the peristaltic pump B (14), the peristaltic pump A (16), the liquid level sensor A (18), the liquid level sensor B (19) and the electronic scale (6) are electrically connected with the controller.
3. The apparatus for automatically measuring desorption gas volume by using the drainage method according to claim 1, wherein: still include fixed frame (1), first gas collecting bottle (5), electronic scale (6) all with fixed frame (1) fixed connection, the top fixedly connected with handle (2) of fixed frame (1), the bottom of fixed frame (1) is provided with spirit level (3), the both sides of fixed frame (1) are provided with adjusting device (4).
4. The apparatus for automatically measuring desorption gas volume by using the drainage method according to claim 3, wherein: adjusting device (4) include sleeve (41), sleeve (41) and the bottom fixed connection of fixed frame (1), sleeve (41) threaded connection has threaded rod (42), the bottom fixedly connected with base (43) of threaded rod (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120394863.7U CN214277780U (en) | 2021-02-23 | 2021-02-23 | Device for automatically measuring desorption gas volume by drainage method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120394863.7U CN214277780U (en) | 2021-02-23 | 2021-02-23 | Device for automatically measuring desorption gas volume by drainage method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214277780U true CN214277780U (en) | 2021-09-24 |
Family
ID=77792536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120394863.7U Expired - Fee Related CN214277780U (en) | 2021-02-23 | 2021-02-23 | Device for automatically measuring desorption gas volume by drainage method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214277780U (en) |
-
2021
- 2021-02-23 CN CN202120394863.7U patent/CN214277780U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210924 |