CN215866011U - Multi-channel gas metering sampling device - Google Patents
Multi-channel gas metering sampling device Download PDFInfo
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- CN215866011U CN215866011U CN202122415437.XU CN202122415437U CN215866011U CN 215866011 U CN215866011 U CN 215866011U CN 202122415437 U CN202122415437 U CN 202122415437U CN 215866011 U CN215866011 U CN 215866011U
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Abstract
The utility model discloses a multi-channel gas metering and sampling device, which comprises a base, wherein a box body is fixedly arranged at the top of the base, a sampling cylinder is fixedly arranged at the top of the box body, an exhaust hole is arranged at the top of the sampling cylinder, a metering mechanism is fixedly arranged in an inner cavity of the sampling cylinder, a transparent window is arranged on the front side surface of the sampling cylinder, metering scales are arranged on the surface of the transparent window, a tee joint is fixedly arranged at the bottom of the sampling cylinder, one side and the bottom of the tee joint are respectively connected with an air outlet pipe and an air inlet main pipe, the metering mechanism can be matched with the metering scales to meter the amount of gas collected in the inner cavity of the sampling cylinder, quantitative sampling can be realized, a gas collecting component is arranged to ensure that the sampling device can carry out multi-channel sampling on the gas, the detection accuracy can be effectively improved, and the gas inlet and outlet can be conveniently controlled by arranging a first electromagnetic valve and a second electromagnetic valve, can carry out multichannel sample to gaseous, can effectively improve and detect the accuracy.
Description
Technical Field
The utility model relates to a multi-channel gas metering and sampling device, and belongs to the technical field of gas metering and sampling devices.
Background
The sampling device is an important device for gas detection, sampling refers to the process of collecting a pollutant sample in air or a polluted air sample, the sampling mode is determined according to the sampling purpose and the field condition, the sampled product is representative, the sampling efficiency is high, the operation requirement is simple and convenient, the subsequent analysis and determination are convenient to carry out, the reliable basic data of gas pollution are obtained, the research on the gas composition and the component content is convenient, the existing sampling device cannot carry out metering sampling on the gas, and only can carry out local sampling on the gas, and the detection accuracy can be influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the technical problems in the prior art, and provides a multi-channel gas metering and sampling device which can meter and sample gas, can sample the gas in multiple channels and effectively improve the detection accuracy, can meter the amount of the gas collected in an inner cavity of a sampling cylinder by arranging a metering mechanism matched with a metering scale and can sample the gas in a quantitative mode, can sample the gas in multiple channels by arranging a gas collection assembly, enables the sampling device to sample the gas in multiple channels by arranging the gas collection assembly, can effectively improve the detection accuracy, and can effectively solve the problems in the background technology by arranging a first electromagnetic valve and a second electromagnetic valve to facilitate the control of the gas inlet and outlet.
In order to solve the technical problems, the utility model provides the following technical scheme:
gaseous measurement sampling device of multichannel, the on-line screen storage device comprises a base, the fixed box that is equipped with in base top, the fixed sampling tube that is equipped with in box top, just the sampling tube top is equipped with the exhaust hole, the fixed metering mechanism that is equipped with of sampling tube inner chamber, the sampling tube front side surface is equipped with transparent window, transparent window surface is equipped with the measurement scale, the fixed tee bend that is equipped with in sampling tube bottom, tee bend one side is connected with the outlet duct respectively with the bottom and admits air and is responsible for, install first solenoid valve and second solenoid valve on outlet duct and the person in charge that admits air respectively, the person in charge bottom of admitting air is connected with the gas collection subassembly, the person in charge of admitting air is last to install the air pump.
As further description of the technical scheme, a lifting handle is fixedly arranged at the top of the sampling tube.
As the further description of the technical scheme, the metering mechanism comprises a metering spring, the metering spring is fixedly installed at the top of the inner cavity of the sampling barrel, the bottom end of the metering spring is fixedly connected with a piston, and a sealing ring is fixedly sleeved on the outer side of the piston.
As a further description of the above technical solution, the gas collecting assembly includes a gas collecting box, and an air inlet branch pipe is disposed outside the gas collecting box.
As a further description of the above technical solution, four sets of the air inlet branch pipes are provided, and the four sets of the air inlet branch pipes are circumferentially and equidistantly fixedly arranged outside the air collecting box.
As a further description of the above technical solution, a rubber non-slip mat is fixedly arranged at the bottom of the base.
The utility model has the beneficial effects that: 1. by arranging the metering mechanism, the metering mechanism can be matched with the metering scales to meter the amount of the gas collected by the inner cavity of the sampling cylinder, and the quantitative sampling can be realized;
2. through setting up the gas collection subassembly, the gas collection subassembly makes sampling device can carry out the multichannel sample to gas, can effectively improve and detect the accuracy, is convenient for control gas business turn over through setting up first solenoid valve and second solenoid valve.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model.
FIG. 1 is a structural diagram of the multi-channel gas metering and sampling device of the present invention.
FIG. 2 is a cross-sectional view of the multi-channel gas metering sampling apparatus of the present invention.
FIG. 3 is a front view of the multi-channel gas metering sampling apparatus of the present invention.
Fig. 4 is a structural diagram of a gas collection assembly of the multi-channel gas metering and sampling device.
Reference numbers in the figures: 1. a base; 2. a box body; 3. a sampling tube; 4. a metering mechanism; 5. a transparent window; 6. measuring scales; 7. a tee joint; 8. an air outlet pipe; 9. a main air inlet pipe; 10. a first solenoid valve; 11. a second solenoid valve; 12. a gas collection assembly; 13. an air pump; 14. lifting the handle; 15. a metering spring; 16. a piston; 17. a seal ring; 18. a gas collection box; 19. an intake branch pipe; 20. a rubber non-slip mat.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Referring to fig. 1-4, the present invention provides a technical solution: the multi-channel gas metering and sampling device comprises a base 1, a box body 2 is fixedly arranged at the top of the base 1, a sampling cylinder 3 is fixedly arranged at the top of the box body 2, and the top of the sampling cylinder 3 is provided with an exhaust hole, the inner cavity of the sampling cylinder 3 is fixedly provided with a metering mechanism 4, a transparent window 5 is arranged on the front side surface of the sampling tube 3, a metering scale 6 is arranged on the surface of the transparent window 5, the gas collection amount can be judged through the metering scale 6, the bottom of the sampling tube 3 is fixedly provided with a tee joint 7, an air outlet pipe 8 and an air inlet main pipe 9 are respectively connected with one side and the bottom of the tee joint 7, a first electromagnetic valve 10 and a second electromagnetic valve 11 are respectively arranged on the air outlet pipe 8 and the air inlet main pipe 9, the bottom of the air inlet main pipe 9 is connected with an air collection assembly 12, an air pump 13 is installed on the air inlet main pipe 9, the second electromagnetic valve 11 and the air pump 13 are opened, and the air pump 13 can convey air to the inner cavity of the sampling cylinder 3 through the air inlet branch pipe 19 for collection and sampling.
Specifically, as shown in fig. 1-3, a lifting handle 14 is fixedly arranged at the top of the sampling tube 3, the metering mechanism 4 comprises a metering spring 15, and the metering spring 15 is fixedly arranged at the top of the inner cavity of the sampling cylinder 3, the bottom end of the metering spring 15 is fixedly connected with a piston 16, a sealing ring 17 is fixedly sleeved on the outer side of the piston 16, the sealing ring 17 can improve the sealing property of the piston 16, can prevent air leakage, when air is conveyed into the inner cavity of the sampling cylinder 3, the air compresses the metering spring 15 by utilizing the air pressure, the quantity of gaseous collection can roughly be judged through the position of piston 16 and the contrast of measurement scale 6, and the more degree that measures spring 15 compressed is the bigger for gaseous collection, and the gaseous quantity that measuring mechanism cooperation measurement scale can collect the sampling tube inner chamber is measured, can the ration sample, the fixed rubber slipmat 20 that is equipped with in base 1 bottom.
Specifically, as shown in fig. 4, the gas collecting assembly 12 includes a gas collecting box 18, the gas collecting box 18 is provided with four sets of gas inlet branch pipes 19 on the outer side, the four sets of gas inlet branch pipes 19 are circumferentially and equidistantly fixedly arranged on the outer side of the gas collecting box 18, and the gas collecting assembly 12 enables the sampling device to perform multi-channel sampling on gas, so that the detection accuracy can be effectively improved.
The working principle of the utility model is as follows: the ware box can adsorb through sucking disc 11 and fix on the mesa, locking Assembly 3 can lock rectangle box 4 fixedly, not hard up locking Assembly 3 removes rectangle box 4 and can adjust the size of two sets of storage chamber 7, apron 9 can seal 1 top of box body, can effectively avoid medical apparatus to infect the bacterium, can deposit medical apparatus temporarily through hold up tank 10, can control the 16 lifts of thread bush through rotating 17 rotatory lead screws 15 of wheel, the 16 lifts of thread bush can be controlled and apron 9 is gone up and down, be convenient for take 1 inside medical apparatus of box body.
The above embodiments are preferred embodiments of the present invention, and those skilled in the art can make variations and modifications to the above embodiments, therefore, the present invention is not limited to the above embodiments, and any obvious improvements, substitutions or modifications made by those skilled in the art based on the present invention are within the protection scope of the present invention.
Claims (6)
1. Gaseous metering sampling device of multichannel, including base (1), its characterized in that: the gas sampling device is characterized in that a box body (2) is fixedly arranged at the top of the base (1), a sampling tube (3) is fixedly arranged at the top of the box body (2), an exhaust hole is formed in the top of the sampling tube (3), a metering mechanism (4) is fixedly arranged in an inner cavity of the sampling tube (3), a transparent window (5) is arranged on the front side surface of the sampling tube (3), metering scales (6) are arranged on the surface of the transparent window (5), a tee joint (7) is fixedly arranged at the bottom of the sampling tube (3), one side of the tee joint (7) and the bottom of the tee joint are respectively connected with a gas outlet pipe (8) and a gas inlet main pipe (9), a first electromagnetic valve (10) and a second electromagnetic valve (11) are respectively arranged on the gas outlet pipe (8) and the gas inlet main pipe (9), the bottom of the gas inlet main pipe (9) is connected with a gas collecting assembly (12), and a gas pump (13) is arranged on the gas inlet main pipe (9).
2. A multi-channel gas metering sampling device as claimed in claim 1, wherein: a lifting handle (14) is fixedly arranged at the top of the sampling tube (3).
3. A multi-channel gas metering sampling device as claimed in claim 2, wherein: metering mechanism (4) are including measurement spring (15), just measurement spring (15) fixed mounting is at sampling tube (3) inner chamber top, measurement spring (15) bottom fixedly connected with piston (16), the fixed cover in piston (16) outside is equipped with sealing washer (17).
4. A multi-channel gas metering sampling device according to claim 3, wherein: the gas collection assembly (12) comprises a gas collection box (18), and a gas inlet branch pipe (19) is arranged on the outer side of the gas collection box (18).
5. The multi-channel gas metering sampling device of claim 4, wherein: four groups of air inlet branch pipes (19) are arranged, and the four groups of air inlet branch pipes (19) are circumferentially and equidistantly fixedly arranged on the outer side of the air collecting box (18).
6. The multi-channel gas metering sampling device of claim 4, wherein: the bottom of the base (1) is fixedly provided with a rubber non-slip mat (20).
Priority Applications (1)
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CN202122415437.XU CN215866011U (en) | 2021-10-08 | 2021-10-08 | Multi-channel gas metering sampling device |
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CN202122415437.XU CN215866011U (en) | 2021-10-08 | 2021-10-08 | Multi-channel gas metering sampling device |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116624138A (en) * | 2023-05-26 | 2023-08-22 | 大庆市华禹石油机械制造有限公司 | Gas well wellhead flow monitoring device |
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2021
- 2021-10-08 CN CN202122415437.XU patent/CN215866011U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116624138A (en) * | 2023-05-26 | 2023-08-22 | 大庆市华禹石油机械制造有限公司 | Gas well wellhead flow monitoring device |
CN116624138B (en) * | 2023-05-26 | 2024-04-30 | 大庆市华禹石油机械制造有限公司 | Gas well wellhead flow monitoring device |
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