CN218823854U - Device for measuring gas humidity - Google Patents
Device for measuring gas humidity Download PDFInfo
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- CN218823854U CN218823854U CN202222170829.9U CN202222170829U CN218823854U CN 218823854 U CN218823854 U CN 218823854U CN 202222170829 U CN202222170829 U CN 202222170829U CN 218823854 U CN218823854 U CN 218823854U
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Abstract
The utility model discloses a survey gas humidity's device, include: the condenser is used for liquefying water vapor in the gas into liquid; the detection pipe is used for introducing the air flow or the liquid flow passing through the condenser; the photoelectric liquid level sensor is used for judging whether liquid or gas flows through the detection pipe; the control unit comprises a signal acquisition module, a timing module and a calculation module, wherein the signal acquisition module acquires signals of the photoelectric liquid level sensor, the timing module is used for recording the accumulated time of gas and liquid flowing through the detection pipe, and the calculation module calculates and outputs humidity information of the gas according to a formula; the pump body, the pump body provides power for the sample gas circulates in the device inside, the utility model discloses a gaseous or liquid transit time can accurately feed back out sampling weight under the fixed flow, and then feeds back out the sampling volume, and gaseous humidity is converted out to the rethread formula, and the accuracy is higher, realizes surveying the function of humidity.
Description
Technical Field
The utility model belongs to the technical field of gaseous humidity detects, concretely relates to survey device of gaseous humidity.
Background
Humidity has certain monitoring degree of difficulty as an important parameter of flue gas on-line monitoring, and mainly flue gas medium temperature is higher, and the flue gas dust content is big, and corrosivity is stronger, and the moisture content is big, and general humidity transducer is difficult to accurate measurement and life is short.
The weight method is as the widely recognized reference method, but because the weight of water and the total volume of sampling are difficult to accurate measurement, lead to the weight method hygrometer product to be difficult to realize, to sum up, this application now provides a survey gas humidity's device and solves the above-mentioned problem that appears.
SUMMERY OF THE UTILITY MODEL
In order to solve the deficiencies in the prior art, the utility model aims to provide a survey gas humidity's device can accurate collection water and gaseous total volume information, realizes surveying gas humidity's purpose.
The utility model provides a technical scheme that its technical problem adopted does:
according to the utility model discloses survey gas humidity's device, include: a condenser for liquefying water vapor in a gas into a liquid; the detection pipe is used for introducing air flow or liquid flow passing through the condenser; the photoelectric liquid level sensor is used for judging whether liquid or gas flows through the detection pipe; the control unit comprises a signal acquisition module, a timing module and a calculation module, wherein the signal acquisition module acquires signals of the photoelectric liquid level sensor, the timing module is used for recording the accumulated time of gas and liquid flowing through the detection pipe, and the calculation module calculates and outputs humidity information of the gas according to a formula; the pump body is preferably a micro peristaltic pump, and provides power for the circulation of the sample gas in the device.
According to the utility model discloses survey device of gas humidity, because steam in the sample gas is behind the condenser, the liquefaction forms rivers, sample gas is behind the condenser promptly, form rivers and air current, rivers and air current pass through the detecting tube, photoelectric liquid level sensor is used for judging whether liquid or gas of detecting tube flows through, and with signal feedback to the inside signal acquisition module of the control unit, signal acquisition module is with signal transmission to timing module, timing module record fixed flow offal flows through photoelectric liquid level sensor under the waterTime t of the sensor 1 (unit ms) and time t for gas to flow through photoelectric liquid level sensor at fixed flow 2 (unit ms) and feeds back to the calculation module which passes the formula
Calculate the humidity of gas, can accurately feed back out the sampling weight through the transit time of gas or liquid under the fixed flow, and then feed back out the sampling volume, gaseous humidity is converted out to rethread formula, and the accuracy is higher, realizes the function of heavily measuring humidity.
In some embodiments, the condenser comprises: the workpiece is preferably made of aluminum and is used for heat conduction; the condensation curved pipe is arranged in the workpiece and preferably spirally arranged to improve the condensation effect, and is provided with an inlet and an outlet, the inlet is connected with the sample gas pipe, and the outlet is connected with the detection pipe; the refrigeration piece is the refrigeration source of condenser for the inside sample gas of condensation bent pipe.
In some specific embodiments, the condenser further comprises a heat preservation shell, a cavity is defined in the heat preservation shell, the workpiece and the refrigeration piece are both located in the heat preservation shell, and through holes for the curved condensation pipes to pass through are formed in the surface of the workpiece and the refrigeration piece.
In some specific embodiments, the condenser further includes a heat dissipation fan, the heat dissipation fan penetrates through the side wall of the insulation casing, and the position of the heat dissipation fan corresponds to the position of the refrigeration sheet.
In some specific embodiments, the condenser further comprises a temperature sensor; the control unit also comprises a temperature control module, and the temperature control module is used for controlling the temperature of the internal cavity of the workpiece; the temperature sensor is located inside the workpiece and is in data connection with the temperature control module, the temperature inside the heat preservation shell is monitored through the temperature sensor, the temperature inside the heat preservation shell is kept at a set temperature through the temperature control module, and a condensation effect is guaranteed.
In some embodiments, the outlet of the curved condensation pipe is connected with the detection pipe through a connecting piece, and the connecting piece is preferably a fluorine rubber connecting piece.
In some specific embodiments, a section of the detection tube is a transparent tube, preferably, 1/8 section of the detection tube is a transparent tube, the transparent tube is preferably a glass tube, the inner diameter of the detection tube is 2.0-2.5mm, preferably 2.4mm, the part of the detection tube except the transparent tube is preferably made of polytetrafluoroethylene.
In some embodiments, the external structure of the photoelectric liquid level sensor is U-shaped, and the detection tube is fixedly connected with the photoelectric sensor.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
Fig. 1 is a schematic structural diagram of a device for measuring gas humidity according to an embodiment of the present invention.
Fig. 2 is a block flow diagram of a control unit according to an embodiment of the present invention.
In the reference symbols: 1. a heat-insulating shell; 2. a refrigeration plate; 3. a temperature sensor; 4. a heat dissipation fan; 5. a condenser bend; 6. a connecting member; 7. a detection tube; 8. a photoelectric liquid level sensor; 9. a pump body; 10. a control unit; 101. an acquisition module; 102. a timing module; 103. a calculation module; 104. and a temperature control module.
Detailed Description
The present application will be described in further detail with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and are not limiting of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.
The following description is in connection with fig. 1-2 and is in accordance with the utility model discloses a measure gas humidity's device, including heat preservation casing 1, a condenser, detecting tube 7, photoelectric liquid level sensor 8, the control unit 10 and the pump body 9, the condenser is used for liquefying the vapor in the gas into liquid, the condenser includes the machined part, the bent condensing tube 5 and refrigeration piece 2, bent condensing tube 5 arranges in inside the machined part, bent condensing tube 5 has import and export, import and sample gas union coupling, export and detecting tube 7 are connected, refrigeration piece 2 is the refrigeration source of condenser, be used for condensing the inside sample gas of bent condensing tube 5, the sample gas gets into bent condensing tube 5 through the import, refrigeration piece 2 produces and carries out the condensing operation to the inside gas of bent condensing tube 5 through the machined part, make the inside vapor liquefaction of gas, gas and liquid stream all discharge bent condensing tube 5 from the export, gas stream and liquid stream get into detecting tube 7 from the export, the internal diameter of detecting tube 7 is preferred to be 2.4mm, and contain 1/8 glass pipe, be convenient for the staff to observe, photoelectric sensor 8 external structure is U type, detecting tube 7 and photoelectric sensor are connected with photoelectric sensor, gas humidity acquisition module is connected with photoelectric sensor 10, the collection module 103 and the collection module is used for the accumulation of the liquid flow through, the timing signal acquisition module 103 and calculate the collection module 103 and the collection module 102, the accumulation formula 102 of the liquid in the pump, the liquid collection module 103 and the collection module of the liquid collection module 103 and the collection module.
According to the utility model discloses survey gas humidity's device, peristaltic pump work produces the negative pressure, sample gas gets into the curved condensation pipe 5, refrigeration piece 2 and machined part heat transfer, carry out the condensation operation to sample gas, liquefy into the liquid stream with the inside vapor of sample gas, air current and liquid stream are discharged from the export of curved condensation pipe 5, get into detecting tube 7, detecting tube 7's internal diameter is fixed, photoelectric liquid level detector can judge that it is air current or liquid stream that flows through detecting tube 7, and respectively with signal transmission to the signal acquisition module 101 of the control unit 10, timing module 102 is to signal acquisition module 101's signal feedback time, record fixed flow volume offal flow is through photoelectric liquid level sensor 8's time t 1 (unit ms) and the time t2 (unit ms) of the gas flowing through the photoelectric liquid level sensor 8 under the fixed flow rate are fed back to the calculation module 103, and the calculation module 103 feeds back the time to the calculation module 103 according to the formula
The humidity of the gas is calculated, the sampling weight can be accurately fed back through the passing time of the gas or the liquid under the fixed flow, the sampling volume is further fed back, and the gas is converted by a formulaThe humidity and the accuracy are higher, and the function of measuring the humidity again is realized.
Optionally, the condenser further includes a heat preservation housing 1 and a temperature sensor 3, a cavity is defined inside the heat preservation housing 1, the condenser and the refrigeration sheet 2 are both located inside the heat preservation housing 1, a through hole for the condensation curved pipe 5 to pass through is formed in the surface of the heat preservation housing 1, the control unit 10 further includes a temperature control module 104, the temperature control module 104 can adjust the working strength of the refrigeration sheet 2, preferably, the voltage flowing through the refrigeration sheet 2 is adjusted, and the temperature control module 104 is used for controlling the temperature of the cavity inside the workpiece; temperature sensor 3 is located the machined part inside, and temperature sensor 3 and temperature control module 104 data connection, the staff to the inside temperature range of a settlement of input of temperature sensor 3, after the temperature surpassed the temperature range of settlement when the inside temperature of heat preservation casing 1, the inside temperature of heat preservation casing 1 can be adjusted in time to temperature control module 104, guarantees the condensation effect.
Optionally, the condenser further includes a heat dissipation fan 4, the heat dissipation fan 4 penetrates through the side wall of the heat insulation casing 1, the position of the heat dissipation fan 4 corresponds to the position of the refrigeration piece 2, and the heat dissipation fan 4 can perform heat dissipation operation on the refrigeration piece 2 inside the heat insulation casing 1.
Optionally, the outlet of the curved condensation pipe 5 is connected with the detection pipe 7 through a connecting piece 6, and the connecting piece 6 is preferably a fluororubber connecting piece 6, so that the stability between the curved condensation pipe 5 and the detection pipe 7 is increased.
Example 1
According to the utility model discloses survey gas humidity's device, including heat preservation casing 1, condenser, detecting tube 7, photoelectric liquid level sensor 8, the control unit 10 and the pump body 9.
The condenser includes machined part, condensation bent pipe 5 and refrigeration piece 2, and the cavity is injectd to heat preservation housing 1, and the machined part is located inside heat preservation housing 1's cavity, and condensation bent pipe 5 sets up inside the machined part, and condensation bent pipe 5 has import and export, import and appearance gas union coupling, and refrigeration piece 2 sets up inside heat preservation housing 1's cavity, and the refrigeration direction of refrigeration piece 2 corresponds with the machined part.
The detection tube 7 is connected with an outlet of the condensation curved tube 5 through a connecting piece 6, the photoelectric liquid level sensor 8 is fixedly connected with the detection tube 7, and a working pipeline of the pump body 9 is connected with the detection tube 7.
The control unit 10 comprises a signal acquisition module 101, a timing module 102 and a calculation module 103, wherein the signal acquisition module 101 is respectively in data connection with the photoelectric liquid level sensor 8 and the timing module 102, and the timing module 102 is in data connection with the calculation module 103.
Example 2
Different from embodiment 1, in the device for measuring gas humidity of the present embodiment, the temperature sensor 3 is disposed inside the condenser, the control unit 10 includes the temperature control module 104, and the temperature control module 104 is respectively in data connection with the temperature sensor 3 and the refrigerating sheet 2.
The side wall of the heat preservation shell 1 is provided with a heat dissipation fan 4 in a penetrating manner, and the position of the heat dissipation fan 4 corresponds to the refrigeration sheet 2.
It should be noted that, in the present application, the embodiments and features of the embodiments may be combined with each other without conflict. The present application will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
The foregoing description is only exemplary of the preferred embodiments of the application and is illustrative of the principles of the technology employed. It will be understood by those skilled in the art that the scope of the present invention is not limited to the specific combination of the above-mentioned features, but also covers other embodiments formed by any combination of the above-mentioned features or their equivalents without departing from the spirit of the present invention. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.
Besides the technical features described in the specification, other technical features are known to those skilled in the art, and are not described herein again in order to highlight the innovative features of the present invention.
Claims (8)
1. An apparatus for measuring the humidity of a gas, comprising:
a condenser for liquefying water vapor in a gas into a liquid;
the detection pipe (7) is used for introducing the gas flow or the liquid flow passing through the condenser;
the photoelectric liquid level sensor (8), the photoelectric liquid level sensor (8) is used for judging whether liquid or gas flows through the detection pipe (7);
the control unit (10) comprises a signal acquisition module (101), a timing module (102) and a calculation module (103), wherein the signal acquisition module (101) acquires signals of the photoelectric liquid level sensor (8), the timing module (102) is used for recording the accumulated time of gas and liquid flowing through the detection pipe (7), and the calculation module (103) calculates and outputs humidity information of the gas according to a formula; and
the pump body (9), pump body (9) provide power for the circulation of sample gas in the device inside.
2. A gas-humidity measuring device according to claim 1, wherein the condenser comprises:
a work piece for conducting heat;
the device comprises a condensation curved pipe (5), wherein the condensation curved pipe (5) is arranged in a workpiece, the condensation curved pipe (5) is provided with an inlet and an outlet, the inlet is connected with a sample gas pipe, and the outlet is connected with a detection pipe (7); and
the refrigeration piece (2), refrigeration piece (2) is the refrigeration source of condenser.
3. The device for measuring gas humidity according to claim 2, characterized in that the condenser further comprises a heat-insulating casing (1), the work piece and the refrigerating sheet (2) are both located inside the heat-insulating casing (1), and the surface of the heat-insulating casing is provided with a through hole for the condensation curved pipe (5) to pass through.
4. A device for measuring gas humidity according to claim 3, wherein the condenser further comprises a heat dissipation fan (4), the heat dissipation fan (4) penetrates through the side wall of the heat preservation housing (1), and the position of the heat dissipation fan (4) corresponds to the position of the refrigeration sheet (2).
5. A device for measuring gas humidity according to claim 2, characterized in that the condenser further comprises a temperature sensor (3); the control unit (10) further comprises a temperature control module (104), and the temperature control module (104) is used for controlling the temperature of the internal cavity of the workpiece; the temperature sensor (3) is positioned in the workpiece, and the temperature sensor (3) is in data connection with the temperature control module (104).
6. Device for sensing the humidity of a gas according to claim 2, characterized in that the outlet of the condensation curve (5) is connected to the detection tube (7) by means of a connection (6).
7. A device for measuring gas humidity according to claim 6, characterized in that the section of the detecting tube (7) is a transparent tube and the inner diameter of the detecting tube (7) is 2.0-2.5mm.
8. The device for measuring gas humidity according to claim 1, wherein the external structure of the photoelectric liquid level sensor (8) is U-shaped, and the detection tube (7) is fixedly connected with the photoelectric sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222170829.9U CN218823854U (en) | 2022-08-17 | 2022-08-17 | Device for measuring gas humidity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222170829.9U CN218823854U (en) | 2022-08-17 | 2022-08-17 | Device for measuring gas humidity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218823854U true CN218823854U (en) | 2023-04-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222170829.9U Active CN218823854U (en) | 2022-08-17 | 2022-08-17 | Device for measuring gas humidity |
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| Country | Link |
|---|---|
| CN (1) | CN218823854U (en) |
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2022
- 2022-08-17 CN CN202222170829.9U patent/CN218823854U/en active Active
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