CN210109069U - Gas pretreatment device with mixing instrument and gas detection device - Google Patents
Gas pretreatment device with mixing instrument and gas detection device Download PDFInfo
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- CN210109069U CN210109069U CN201920357625.1U CN201920357625U CN210109069U CN 210109069 U CN210109069 U CN 210109069U CN 201920357625 U CN201920357625 U CN 201920357625U CN 210109069 U CN210109069 U CN 210109069U
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- 238000001514 detection method Methods 0.000 title claims abstract description 24
- 238000010790 dilution Methods 0.000 claims abstract description 32
- 239000012895 dilution Substances 0.000 claims abstract description 32
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 26
- 239000002245 particle Substances 0.000 claims abstract description 16
- 238000007781 pre-processing Methods 0.000 claims abstract description 5
- 239000004065 semiconductor Substances 0.000 claims description 12
- OMPJBNCRMGITSC-UHFFFAOYSA-N Benzoylperoxide Chemical compound C=1C=CC=CC=1C(=O)OOC(=O)C1=CC=CC=C1 OMPJBNCRMGITSC-UHFFFAOYSA-N 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 58
- 239000010865 sewage Substances 0.000 description 5
- 239000000243 solution Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000004378 air conditioning Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000004566 IR spectroscopy Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model provides a gaseous preprocessing device and gaseous detection device with mixing appearance. The method comprises the following steps: the device comprises an oil-water separator, a particle filter, an air pump, a flowmeter I, an air dilution pump, a flowmeter II, a porous medium mixer, a pressure gauge, a two-way valve, a switch I, a switch II and a switch III; the oil-water separator, the particle filter, the air pump and the flowmeter I are sequentially connected to form a first passage; the air dilution pump and the flowmeter II; the switch I, the switch II and the switch III respectively control the air extracting pump, the air dilution pump and the two-way valve. The utility model discloses a back check out test set provides stable, the constant temperature and pressure of flowing, dry clear gas, improves the reliability of gas test result greatly and prolongs gaseous check out test set's life.
Description
Technical Field
The utility model relates to a gaseous detection area especially relates to a gaseous preprocessing device and gaseous detection device with mixing appearance.
Background
For gas detection equipment applied to various industries, for example, for detection equipment for detecting components of automobile exhaust by means of infrared spectroscopy technology, the presence of water vapor has a certain influence on the accuracy of the detection in the detection. In addition, due to the existence of particulate matters such as soot and dust in water vapor and automobile exhaust, various detection devices are polluted and damaged, and the service life of the detection devices is shortened. In addition, the instability of the values such as the gas flow rate, the gas temperature, the gas pressure and the like also brings certain errors to the test result.
SUMMERY OF THE UTILITY MODEL
In view of the above problems, the present design aims to develop a gas pretreatment device and a gas detection device with a mixer.
The utility model provides a gaseous preprocessing device and gaseous detection device with mixing appearance, include: the device comprises an oil-water separator, a particle filter, an air pump, a flowmeter I, an air dilution pump, a flowmeter II, a porous medium mixer, a pressure gauge, a two-way valve, a switch I, a switch II and a switch III;
the oil-water separator, the particle filter, the air suction pump and the flowmeter I form a first passage, the air outlet end of the oil-water separator is connected with the air inlet end of the particle filter through a connecting pipe, the air outlet end of the particle filter is connected with the air inlet end of the air suction pump through a connecting pipe, the air outlet end of the air suction pump is connected with the air inlet end of the flowmeter I through a connecting pipe, and the air outlet end of the flowmeter I is connected with the air inlet end of the porous medium mixer through a connecting pipe;
the air dilution pump and the flowmeter II form a second passage, the air outlet end of the air dilution pump is connected with the air inlet end of the flowmeter II through a connecting pipe, and the air outlet end of the flowmeter II is connected with the air inlet end of the porous medium mixer through a connecting pipe;
the air inlet end of the pressure gauge is connected with the air outlet end of the porous medium mixer through a connecting pipe; and the air inlet end of the two-way valve is connected with the air outlet end of the pressure gauge through a connecting pipe.
The porous medium mixer is characterized in that a porous medium is arranged in a hollow pipeline, an inner core of the porous medium is hollow, and holes of the porous medium are disordered; the inner diameter of the porous medium can be adjusted according to the power of the air suction pump and the air dilution pump, and the larger the power of the air suction pump and the air dilution pump is, the smaller the inner diameter of the porous medium is;
the switch I, the switch II and the switch III respectively control the air extracting pump, the air dilution pump and the two-way valve.
Further, still include: a proportioner;
the gas inlet end of the proportioner is connected with the gas outlet end of the flowmeter I through a connecting pipe, and the gas outlet end of the proportioner is connected with the gas inlet end of the porous medium mixer through a connecting pipe;
further, still include: air-conditioning thermostats or semiconductor thermostats;
the air inlet end of the air conditioner thermostat or the semiconductor thermostat is connected with the air outlet end of the porous medium mixer through a connecting pipe, the air outlet end of the air conditioner thermostat or the semiconductor thermostat is connected with the air inlet end of the pressure gauge through a connecting pipe, and the air inlet end of the two-way valve is connected with the air outlet end of the pressure gauge through a connecting pipe.
Further, still include: a box body for accommodating the air pump, the air dilution pump, the two-way valve, the flowmeter I, the flowmeter II, the proportioner and the pressure gauge;
a button I, a button II and a button III which respectively control the air pump, the air dilution pump and the two-way valve manually are all fixed on a box door of the box body;
the flowmeter I, the flowmeter II, the proportioner and the pressure gauge are all embedded on the box door;
the box body is provided with two through holes which are respectively used for connecting the air inlet end of the oil-water separator and the two-way valve.
The utility model also provides a gas detection device, which comprises the gas pretreatment device with the mixer, a gas detection device and a gas detector;
and the gas inlet end of the gas detector is connected with the gas outlet end of the front-end pretreatment device through a connecting pipe.
The utility model provides an instability of numerical values such as gas flow, gas temperature and gaseous pressure to and there is the error scheduling problem in the test result. The gas detection device provides stable flowing, constant temperature and pressure, dry and clean gas for the following detection equipment, greatly improves the reliability of gas test results and prolongs the service life of the gas detection equipment.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
Fig. 1 is a schematic view of an overall structure of an embodiment of the present invention;
FIG. 2 is a schematic view of an overall structure of a second embodiment of the present invention;
FIG. 3 is a schematic diagram of the third overall structure of the embodiment of the present invention;
FIG. 4 is a schematic diagram of an overall structure of an embodiment of the present invention;
fig. 5 is a schematic diagram of a fourth overall structure of the embodiment of the present invention;
fig. 6 is a schematic structural view of a porous medium mixer according to an embodiment of the present invention.
The device comprises an oil-water separator 1, a particle filter 2, an air pump 3, a flow meter I, a flow meter 6, a porous medium mixer 4, a pressure gauge 7, a pressure gauge 8, a two-way valve 9, an air dilution pump 10, a flow meter II, a flow meter 11, a proportioner 111, an A adjusting button, a B adjusting button 12, an air conditioner thermostat or a semiconductor thermostat 13, a gas detector 14, switches I and 15, switches II and 16 and a switch III.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model provides a gaseous preprocessing device and gaseous detection device with mixing appearance, include: the device comprises an oil-water separator, a particle filter, an air pump, a flowmeter I, an air dilution pump, a flowmeter II, a porous medium mixer, a pressure gauge, a two-way valve, a switch I, a switch II and a switch III;
the oil-water separator, the particle filter, the air suction pump and the flowmeter I form a first passage, the air outlet end of the oil-water separator is connected with the air inlet end of the particle filter through a connecting pipe, the air outlet end of the particle filter is connected with the air inlet end of the air suction pump through a connecting pipe, the air outlet end of the air suction pump is connected with the air inlet end of the flowmeter I through a connecting pipe, and the air outlet end of the flowmeter I is connected with the air inlet end of the porous medium mixer through a connecting pipe;
the air dilution pump and the flowmeter II form a second passage, the air outlet end of the air dilution pump is connected with the air inlet end of the flowmeter II through a connecting pipe, and the air outlet end of the flowmeter II is connected with the air inlet end of the porous medium mixer through a connecting pipe;
the air inlet end of the pressure gauge is connected with the air outlet end of the porous medium mixer through a connecting pipe; and the air inlet end of the two-way valve is connected with the air outlet end of the pressure gauge through a connecting pipe.
The porous medium mixer is characterized in that a porous medium is arranged in a hollow pipeline, an inner core of the porous medium is hollow, and holes of the porous medium are disordered; the inner diameter of the porous medium can be adjusted according to the power of the air suction pump and the air dilution pump, and the larger the power of the air suction pump and the air dilution pump is, the smaller the inner diameter of the porous medium is;
the switch I, the switch II and the switch III respectively control the air extracting pump, the air dilution pump and the two-way valve.
Specifically, as shown in fig. 1, in the first embodiment, the switch I, the switch II, and the switch III are the button I, the button II, and the button III, respectively, before the whole set of equipment is started, in order to verify whether the whole pipeline leaks air, the pipeline leak detection operation is required before work, the button III is pressed, the two-way valve is closed, the gas to be detected flows through the whole pipeline, whether the index of the pressure gauge is kept unchanged is observed, if the pressure keeps a certain value unchanged, the pressure is considered to be not leaked air, and if the pressure value fluctuates greatly, the pressure gauge flashes red to prompt an alarm.
Powering on all the equipment, pressing the button I and the button II, and starting the air extracting pump and the air dilution pump; under the action of the air extracting pump and the air dilution pump, the preliminary treatment of the gas to be detected is realized; the oil-water separator is a small device, is arranged at the foremost end of the first passage and is used for carrying out primary oil-water separation operation on gas to be detected, and the working principle of the oil-water separator is as follows: the sewage pump sends the oily sewage into the oil-water separator, and after the oily sewage passes through the diffusion nozzle, large oil drops float on the top of the left oil collecting chamber; sewage containing small oil drops enters a corrugated plate coalescer at the lower part, and the oil drops at the lower part are polymerized into larger oil drops to a right oil collecting chamber; passing the sewage containing smaller oil drops through a fine filter, removing impurities in water, and sequentially entering a fiber polymerizer to polymerize the fine oil drops into larger oil drops to be separated from water; after separation, clean water is discharged through a discharge port, dirty oil in the left oil collecting chamber and the right oil collecting chamber is automatically discharged through an electromagnetic valve, and the dirty oil separated from the fiber polymerizer is discharged through a manual valve; the discharged dirty oil is further filtered through a particle filter, and finally the filtered gas to be detected is discharged to the flowmeter I, the pressure gauge and the two-way valve through the air pump; the flowmeter I is used for detecting the flow of the gas to be detected;
the air dilution pump is arranged at the foremost end of the second passage, the air dilution pump sucks external air into the pipeline and is used for diluting gas to be detected with overhigh concentration, the sucked air flows through the flow meter II which is used for detecting the flow of the air, the gas to be detected flowing through the flow meter II is mixed with the gas to be detected flowing through the flow meter I, and the two gases simultaneously flow through the porous medium mixer; the mixing bin of the porous medium mixer is that porous media are arranged in a hollow pipeline, and as shown in fig. 6, in order to reduce the resistance of fluid flow, an inner core of the porous media is hollow. The size of the inner diameter is determined by the power of the air pump, and if the power of the air pump is large, the diameter of the inner core of the porous medium can be set to be very small, so that better gas mixing effect is realized. In the mixing bin, because the porous medium cavities are disordered, the gas to be measured and the external air continuously shuttle in each hole, and the flowing direction is changed constantly, thereby forming a good mixing effect.
Further, still include: a proportioner;
the gas inlet end of the proportioner is respectively connected with the gas outlet ends of the flowmeter I and the flowmeter II through connecting pipes, and the gas outlet end of the proportioner is connected with the gas inlet end of the porous medium mixer through connecting pipes;
specifically, as shown in fig. 2, in the second embodiment, the gas inlet end of the proportioner has two gas inlet ends, which are respectively an a adjusting button and a B adjusting button, the gas inlet end corresponding to the a adjusting button is connected with the flowmeter I, the gas inlet end corresponding to the B adjusting button is connected with the gas outlet end of the flowmeter II, the gas to be measured and the air suction amount are controlled by adjusting the a adjusting button and the B adjusting button, so as to dilute the gas to be measured, and the gas with each amount is adjusted to enter the porous medium mixer for mixing.
Further, still include: air-conditioning thermostats or semiconductor thermostats;
the air inlet end of the air conditioner thermostat or the semiconductor thermostat is connected with the air outlet end of the porous medium mixer through a connecting pipe, the air outlet end of the air conditioner thermostat or the semiconductor thermostat is connected with the air inlet end of the pressure gauge through a connecting pipe, and the air inlet end of the two-way valve is connected with the air outlet end of the pressure gauge through a connecting pipe.
Specifically, as shown in fig. 3 and fig. 6, in the third embodiment, after the air conditioner thermostat or the semiconductor thermostat is powered on, the temperature is adjusted to a required temperature value by controlling a temperature control button on a control panel of the air conditioner thermostat or the semiconductor thermostat, so that the detection environment of the gas to be detected is better and more stable.
Further, still include: a box body for accommodating the air pump, the air dilution pump, the two-way valve, the flowmeter I, the flowmeter II, the proportioner and the pressure gauge;
a button I, a button II and a button III which respectively control the air pump, the air dilution pump and the two-way valve manually are all fixed on a box door of the box body;
the flowmeter I, the flowmeter II, the proportioner and the pressure gauge are all embedded on the box door;
the box body is provided with two through holes which are respectively used for connecting the air inlet end of the oil-water separator and the two-way valve.
Specifically, as shown in fig. 5, in the fourth embodiment, all the devices and circuits are disposed in the box body, and in order to control each device, the knobs and the buttons for control are fixed on the box door through bolts; meanwhile, in order to read data conveniently, a dial plate of instrument equipment is embedded on the box door; the box body is provided with two through holes which are respectively used for connecting the air inlet end of the oil-water separator and the two-way valve; the equipment control and the data reading are more convenient and faster.
The utility model also provides a gas detection device, which comprises the gas pretreatment device with the mixer and a gas detector;
and the gas inlet end of the gas detector is connected with the gas outlet end of the body front end pre-detection device through a connecting pipe.
Specifically, as shown in fig. 4, in the fifth embodiment, the gas detector is an external device, and may be connected to the two-way valve in the box through a through hole in the box, so as to detect the gas flowing through the two-way valve.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (5)
1. A gas preprocessing device with a mixer is characterized by comprising: the device comprises an oil-water separator, a particle filter, an air pump, a flowmeter I, an air dilution pump, a flowmeter II, a porous medium mixer, a pressure gauge, a two-way valve, a switch I, a switch II and a switch III;
the oil-water separator, the particle filter, the air pump and the flowmeter I form a first passage, the air inlet end of the oil-water separator is connected with the atmosphere, the air outlet end of the oil-water separator is connected with the air inlet end of the particle filter through a connecting pipe, the air outlet end of the particle filter is connected with the air inlet end of the air pump through a connecting pipe, the air outlet end of the air pump is connected with the air inlet end of the flowmeter I through a connecting pipe, and the air outlet end of the flowmeter I is connected with the air inlet end of the porous medium mixer through a connecting pipe;
the air dilution pump and the flowmeter II form a second passage, the air outlet end of the air dilution pump is connected with the air inlet end of the flowmeter II through a connecting pipe, and the air outlet end of the flowmeter II is connected with the air inlet end of the porous medium mixer through a connecting pipe;
the air inlet end of the pressure gauge is connected with the air outlet end of the porous medium mixer through a connecting pipe; the air inlet end of the two-way valve is connected with the air outlet end of the pressure gauge through a connecting pipe;
the porous medium mixer is characterized in that a porous medium is arranged in a hollow pipeline, an inner core of the porous medium is hollow, and holes of the porous medium are disordered; the inner diameter of the porous medium can be adjusted according to the power of the air suction pump and the air dilution pump, and the larger the power of the air suction pump and the air dilution pump is, the smaller the inner diameter of the porous medium is;
the switch I, the switch II and the switch III respectively control the air extracting pump, the air dilution pump and the two-way valve.
2. The gas pretreatment device with mixer according to claim 1, further comprising: a proportioner;
the air inlet end of the proportioner is connected with the air outlet end of the flowmeter I through a connecting pipe, and the air outlet end of the proportioner is connected with the air inlet end of the porous medium mixer through a connecting pipe.
3. The gas pretreatment device with mixer according to claim 2, further comprising: an air conditioner thermostat or a semiconductor thermostat;
the air inlet end of the air conditioner thermostat or the semiconductor thermostat is connected with the air outlet end of the porous medium mixer through a connecting pipe, the air outlet end of the air conditioner thermostat or the semiconductor thermostat is connected with the air inlet end of the pressure gauge through a connecting pipe, and the air inlet end of the two-way valve is connected with the air outlet end of the pressure gauge through a connecting pipe.
4. The gas pretreatment apparatus with mixer according to any one of claims 1 to 3, further comprising: a box body for accommodating the air pump, the air dilution pump, the two-way valve, the flowmeter I, the flowmeter II, the proportioner and the pressure gauge;
a button I, a button II and a button III which respectively control the air pump, the air dilution pump and the two-way valve manually are all fixed on a box door of the box body;
the flowmeter I, the flowmeter II, the proportioner and the pressure gauge are all embedded on the box door;
the box body is provided with two through holes which are respectively used for connecting the air inlet end of the oil-water separator and the two-way valve.
5. A gas detection apparatus, comprising the gas pretreatment apparatus with mixer and the gas detector of any one of claims 1 to 4;
and the gas inlet end of the gas detector is connected with the gas outlet end of the gas pretreatment device with the mixer through a connecting pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920357625.1U CN210109069U (en) | 2019-03-20 | 2019-03-20 | Gas pretreatment device with mixing instrument and gas detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920357625.1U CN210109069U (en) | 2019-03-20 | 2019-03-20 | Gas pretreatment device with mixing instrument and gas detection device |
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| Publication Number | Publication Date |
|---|---|
| CN210109069U true CN210109069U (en) | 2020-02-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920357625.1U Withdrawn - After Issue CN210109069U (en) | 2019-03-20 | 2019-03-20 | Gas pretreatment device with mixing instrument and gas detection device |
Country Status (1)
| Country | Link |
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| CN (1) | CN210109069U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109932489A (en) * | 2019-03-20 | 2019-06-25 | 西安航空学院 | Gas pretreatment device with mixing instrument and gas detection device |
-
2019
- 2019-03-20 CN CN201920357625.1U patent/CN210109069U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109932489A (en) * | 2019-03-20 | 2019-06-25 | 西安航空学院 | Gas pretreatment device with mixing instrument and gas detection device |
| CN109932489B (en) * | 2019-03-20 | 2024-02-13 | 西安航空学院 | Gas pretreatment device with mixing instrument and gas detection device |
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