CN108287216A - Highly sensitive hydrogen-sulfide gas detector - Google Patents
Highly sensitive hydrogen-sulfide gas detector Download PDFInfo
- Publication number
- CN108287216A CN108287216A CN201711353741.8A CN201711353741A CN108287216A CN 108287216 A CN108287216 A CN 108287216A CN 201711353741 A CN201711353741 A CN 201711353741A CN 108287216 A CN108287216 A CN 108287216A
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- Prior art keywords
- gas
- hydrogen
- gas concentration
- shell
- test chamber
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0062—General constructional details of gas analysers, e.g. portable test equipment concerning the measuring method, e.g. intermittent, or the display, e.g. digital
- G01N33/0063—General constructional details of gas analysers, e.g. portable test equipment concerning the measuring method, e.g. intermittent, or the display, e.g. digital using a threshold to release an alarm or displaying means
Abstract
The present invention relates to gas detection technology fields,Disclose a kind of hydrogen-sulfide gas detector of high sensitivity,Including motor,Turbine and poison gas concentration monitor box,The turbine includes shell,Set on the horn-like air inlet port of shell upper surface opening upwards,Impeller in shell and bigbore gas transmission port,The rotation axis of the impeller is connected with the output shaft of motor,The gas transmission port is located at the other end of the rotation axis of impeller and is connected with the side of shell,The test chamber and the sulfureted hydrogen gas concentration detection probe in test chamber that the poison gas concentration monitor box includes inside,The described one end of gas transmission port far from turbine is connected with test chamber,The highly sensitive hydrogen-sulfide gas detector of the present invention has and can greatly improve sulfureted hydrogen gas concentration detection sensitivity,Realize early warning,Avoid serious accident,Highly sensitive advantageous effect.
Description
Technical field
The present invention relates to gas detection technology field more particularly to a kind of hydrogen-sulfide gas detectors of high sensitivity.
Background technology
Hydrogen sulfide is one of the toxic gas generated in industrial production, belongs to inflammable toxic hazardous gas, generally adopts
Concentration Testing, current poisonous gas detecting instrument, by instrument itself to toxic gas detection are carried out with poisonous gas detecting instrument
In release of toxic gas accident occurs for the limitation of concentration limit the starting stage, and since concentration of toxic gases is low, instrument can not detect
It to micro- leakage of low concentration, gives warning in advance to cannot achieve, the poison gas concentration detector being often used at this stage is will be to be detected
Gas after gas-guide tube air guide by monitoring by popping one's head in, to realize Concentration Testing, such methods be affected by the external environment it is larger, and
And it is high to toxic gas detection concentration limit, testing result is not accurate enough, such as:Chinese patent application publication No. CN
104931657A, data of publication of application September in 2015 23 days, invention and created name are that Western medicine produces air detection of poison gas device, packet
Detection device main body, main body reinforcement block, master console holder are included, disadvantage is that, which is dissolved into toxic gas
In air melt water case, the noxious material in air melt water case is detected, this method can not be by the Toxic in air
Matter is fully immersed into water, therefore obtained testing result is less than normal, high to toxic gas detection concentration limit, and testing result is not
It is enough accurate.
Invention content
The present invention is not accurate enough in order to solve limit for height, testing result under the detectable concentration in the prior art to hydrogen sulfide gas
Deficiency, sulfureted hydrogen gas concentration detection sensitivity can be greatly improved, realize early warning, avoid serious accident by providing one kind
Highly sensitive hydrogen-sulfide gas detector occurs.
To achieve the above object, the present invention adopts the following technical scheme that:
A kind of hydrogen-sulfide gas detector of high sensitivity, including motor, turbine and poison gas concentration monitor box, the turbine
Including shell, the horn-like air inlet port set on shell upper surface opening upwards, the impeller in shell and bigbore
Gas transmission port, the rotation axis of the impeller are connected with the output shaft of motor, and the gas transmission port is located at the rotation axis of impeller
The other end is simultaneously connected with the side of shell, and the poison gas concentration monitor box includes internal test chamber and in test chamber
Sulfureted hydrogen gas concentration detection probe, the described one end of gas transmission port far from turbine are connected with test chamber.The present invention is first right
Low concentration air after the micro- leakage of toxic gas is carried out after substantially compressing using a kind of turbo charging installation, makes stink damp
Bulk concentration is detected again after greatly improving, to which the sensitivity for making instrument detect sulfureted hydrogen gas concentration is substantially carried
Height realizes early warning, serious accident, the present invention is avoided to be rotated by motor, drives the wheel rotation in turbine, will
Gas to be detected from be arranged shell upper surface air inlet port sucking, the upward air inlet port of flare openings can improve into
Tolerance improves intake efficiency, and after the compression of impeller supercharging, sulfureted hydrogen gas concentration substantially increases the under test gas being inhaled into
Greatly, and out of the gas transmission port of the other end of turbine is delivered in poison gas concentration monitor box test chamber it tests, heavy caliber
Gas transmission port can reduce the flow velocity of under test gas, can be stopped in poison gas concentration monitor box the longer time, make inspection
Survey is more abundant, and the sulfureted hydrogen gas concentration detection probe in test chamber is examined to compressing under test gas after supercharged
It tests, due to the compression pressurization of turbine, the toxic substance concentration of under test gas is made substantially to increase, make poison gas concentration detection probe
It is more easily detected, therefore the sensitivity that the present invention can be made to detect sulfureted hydrogen gas concentration is largely increased, realizes early
Phase early warning, avoids serious accident.
Preferably, the upper surface of the poison gas concentration monitor box is equipped with control display end screen, the control display end screen
It is electrically connected with sulfureted hydrogen gas concentration detection probe.It is dense for toxic gas in real-time display and record air to control display end screen
The variation of degree and numerical value, convenient for record and management.
Preferably, the side of the poison gas concentration monitor box is equipped with toxic gas diffusion hole.Toxic gas diffusion hole is for slowly expanding
Dissipate and dredge measurement gas.
Preferably, the side of the poison gas concentration monitor box is equipped with alarm device, the control display end screen and alarm
Device is electrically connected.When the sulfureted hydrogen gas concentration that poison gas concentration monitor box detects reaches rated value, display end screen control is controlled
Alarm device processed sends out hydropac, and staff is notified to handle.
Preferably, the lower end of the shell is equipped with pedestal.It is multiple that the present invention can be fixed on ground or metope etc. by pedestal
Miscellaneous ground measuring environment, use more safety is flexibly.
Preferably, the test chamber is ellipsoid shape.Ellipsoid shape can carry out cushioning effect under test gas,
Reduce the flow velocity of under test gas, and under test gas is made to stop the longer time in test chamber, makes detection more fully, into one
Step improves the sensitivity of detection
Preferably, being removably connected with filter on the outer end face of the air inlet port.The filter being detachably connected can be prevented
Only sundries enters in air inlet port, influence detection as a result, using more safety and precise.
Therefore, highly sensitive hydrogen-sulfide gas detector of the invention has the following advantages:Hydrogen sulfide can be greatly improved
Gas concentration detection sensitivity realizes early warning, avoids serious accident that high sensitivity occurs.
Description of the drawings
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the air flow diagram in test chamber.
Wherein:Motor 1, turbine 2, poison gas concentration monitor box 3, shell 4, air inlet port 5, gas transmission port 6, test chamber 7,
Sulfureted hydrogen gas concentration detection probe 8, gas to be detected 9, control display end screen 10, toxic gas diffusion hole 11, alarm device 12, bottom
Seat 13.
Specific implementation mode
Below with reference to the embodiments and with reference to the accompanying drawing the technical solutions of the present invention will be further described.
As shown in Figure 1, 2, highly sensitive hydrogen-sulfide gas detector, wherein:
A kind of hydrogen-sulfide gas detector of high sensitivity, including motor 1, turbine 2 and poison gas concentration monitor box 3, turbine
Horn-like air inlet port 5 including shell 4, set on shell upper surface opening upwards, impeller and heavy caliber in shell
Gas transmission port 6, the rotation axis of impeller is connected with the output shaft of motor, and gas transmission port is located at the other end of the rotation axis of impeller
And be connected with the side of shell, the test chamber 7 and the stink damp in test chamber that poison gas concentration monitor box includes inside
Bulk concentration detection probe 8, the one end of gas transmission port far from turbine are connected with test chamber.The present invention is first micro- to hydrogen sulfide gas
Low concentration air after leakage is carried out after substantially compressing using a kind of turbo charging installation, makes sulfureted hydrogen gas concentration substantially
It is detected again after raising, to which the sensitivity for making instrument detect sulfureted hydrogen gas concentration is largely increased, realizes early stage
Early warning avoids serious accident, the present invention from being rotated by motor, the wheel rotation in turbine is driven, by gas 9 to be detected
From the air inlet port sucking being arranged in shell upper surface, the upward air inlet port of flare openings can improve air inflow, improve
Intake efficiency, the under test gas being inhaled into is after the compression of impeller supercharging, and sulfureted hydrogen gas concentration substantially increases, and from turbine
The other end the test chamber that is delivered in poison gas concentration monitor box of gas transmission port in test, bigbore gas transmission port energy
The flow velocity for enough reducing under test gas, can stop the longer time in poison gas concentration monitor box, keep detection more abundant, if
It is tested in the poison gas concentration detection probe in test chamber to compressing under test gas after supercharged, since the compression of turbine is pressurized
Effect, makes the sulfureted hydrogen gas concentration of under test gas substantially increase, sulfureted hydrogen gas concentration detection probe is made to be more easily detected,
For example, when turbine remains static, the resolution ratio of the invention to hydrogen sulfide gas detection and used sulphur in the market
It is roughly the same to change hydrogen detector, is 1PPM (parts per million concentration), in the present embodiment, if by the compression effectiveness tune of turbine
Whole (about 7 standard atmospheric pressures) when being 0.7 megapascal, the volume of gas to be detected is compressed by nearly 7 times, sulfureted hydrogen gas concentration
Also rise to original 7 times therewith, the present invention to the resolution ratio that hydrogen sulfide gas detects can also become uncompressed under test gas it
Preceding 7 times are 7PPM, therefore the sensitivity that the present invention can be made to detect sulfureted hydrogen gas concentration is largely increased, and are realized early
Phase early warning, avoids serious accident.The upper surface of poison gas concentration monitor box is equipped with control display end screen 10, controls display end screen
It is electrically connected with sulfureted hydrogen gas concentration detection probe.Display end screen is controlled for real-time display and record Air Hydrogen Sulfide gas
The variation of concentration and numerical value, convenient for record and management.The side of poison gas concentration monitor box is equipped with toxic gas diffusion hole 11.Toxic gas diffusion
Hole is for slowly spreading and dredging measurement gas.The side of poison gas concentration monitor box is equipped with alarm device 12, controls display end screen
It is electrically connected with alarm device.When the sulfureted hydrogen gas concentration that poison gas concentration monitor box detects reaches rated value, control display
End screen control alarm device sends out hydropac, and staff is notified to handle.The lower end of shell is equipped with pedestal 13.Pedestal can incite somebody to action
The present invention is fixed on the intricately measuring environment such as ground or metope, and use more safety is flexibly.Test chamber is ellipsoid shape.It is ellipse
Spheroid form can carry out cushioning effect under test gas, reduce the flow velocity of under test gas, and make under test gas in test chamber
The longer time is stopped, detection is made more fully to further increase the sensitivity of detection.It is removable on the outer end face of air inlet port
That unloads is connected with filter.The filter being detachably connected can prevent sundries from entering in air inlet port, influence detection as a result, making
With more safety and precise.
The highly sensitive hydrogen-sulfide gas detector of the present invention is clever with that can greatly improve sulfureted hydrogen gas concentration detection
Sensitivity realizes early warning, avoids serious accident that highly sensitive advantageous effect occurs.
Claims (7)
1. a kind of hydrogen-sulfide gas detector of high sensitivity, characterized in that monitored including motor, turbine and poison gas concentration
Box, the turbine include shell, the horn-like air inlet port set on shell upper surface opening upwards, the leaf in shell
Wheel and bigbore gas transmission port, the rotation axis of the impeller are connected with the output shaft of motor, and the gas transmission port is located at leaf
The other end of the rotation axis of wheel is simultaneously connected with the side of shell, and the poison gas concentration monitor box includes the test chamber of inside and sets
In the sulfureted hydrogen gas concentration detection probe in test chamber, the described one end of gas transmission port far from turbine is connected with test chamber
It is logical.
2. the hydrogen-sulfide gas detector of high sensitivity according to claim 1, characterized in that the poison gas concentration monitoring
The upper surface of box is equipped with control display end screen, and the control display end screen is electrically connected with sulfureted hydrogen gas concentration detection probe.
3. the hydrogen-sulfide gas detector of high sensitivity according to claim 1 or 2, characterized in that the poison gas concentration
The side of monitor box is equipped with toxic gas diffusion hole.
4. the hydrogen-sulfide gas detector of high sensitivity according to claim 1 or 2, characterized in that the poison gas concentration
The side of monitor box is equipped with alarm device, and the control display end screen is electrically connected with alarm device.
5. the hydrogen-sulfide gas detector of high sensitivity according to claim 1, characterized in that the lower end of the shell is set
There is pedestal.
6. the hydrogen-sulfide gas detector of high sensitivity according to claim 1, characterized in that the test chamber is ellipsoid
Shape.
7. the hydrogen-sulfide gas detector of high sensitivity according to claim 1, characterized in that outside the air inlet port
Filter is removably connected on end face.
Priority Applications (1)
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CN201711353741.8A CN108287216B (en) | 2017-12-15 | 2017-12-15 | High-sensitivity hydrogen sulfide gas detector |
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CN201711353741.8A CN108287216B (en) | 2017-12-15 | 2017-12-15 | High-sensitivity hydrogen sulfide gas detector |
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CN108287216A true CN108287216A (en) | 2018-07-17 |
CN108287216B CN108287216B (en) | 2020-03-03 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113484470A (en) * | 2021-07-01 | 2021-10-08 | 浙江始祖鸟环境工程有限公司 | High-sensitivity hydrogen sulfide gas detector |
CN115407031A (en) * | 2022-10-31 | 2022-11-29 | 广东惠丰达电气设备有限公司 | Gas component detection device for improving sensitivity by pressurizing concentrated gas |
Citations (5)
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FR2175287A5 (en) * | 1972-03-08 | 1973-10-19 | Degremont | Experimental flotation cell - testing small batches to establish parameters for ind treatment |
WO1992012505A1 (en) * | 1991-01-09 | 1992-07-23 | Guy Brucker | Alarm condition detector such as dangerous concentration detector of noxious gases in a medium |
CN1612978A (en) * | 2001-12-06 | 2005-05-04 | 阿尔斯通技术有限公司 | Method and apparatus for achieving power augmentation in gas turbines using wet compression |
CN204556559U (en) * | 2015-05-16 | 2015-08-12 | 刘青 | Sulfuretted hydrogen safe concentration value detecting device |
CN106710152A (en) * | 2016-12-30 | 2017-05-24 | 浙江海洋大学 | Engineering explosion formed toxic gas monitoring early warning system design |
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2017
- 2017-12-15 CN CN201711353741.8A patent/CN108287216B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2175287A5 (en) * | 1972-03-08 | 1973-10-19 | Degremont | Experimental flotation cell - testing small batches to establish parameters for ind treatment |
WO1992012505A1 (en) * | 1991-01-09 | 1992-07-23 | Guy Brucker | Alarm condition detector such as dangerous concentration detector of noxious gases in a medium |
CN1612978A (en) * | 2001-12-06 | 2005-05-04 | 阿尔斯通技术有限公司 | Method and apparatus for achieving power augmentation in gas turbines using wet compression |
CN204556559U (en) * | 2015-05-16 | 2015-08-12 | 刘青 | Sulfuretted hydrogen safe concentration value detecting device |
CN106710152A (en) * | 2016-12-30 | 2017-05-24 | 浙江海洋大学 | Engineering explosion formed toxic gas monitoring early warning system design |
Non-Patent Citations (1)
Title |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113484470A (en) * | 2021-07-01 | 2021-10-08 | 浙江始祖鸟环境工程有限公司 | High-sensitivity hydrogen sulfide gas detector |
CN115407031A (en) * | 2022-10-31 | 2022-11-29 | 广东惠丰达电气设备有限公司 | Gas component detection device for improving sensitivity by pressurizing concentrated gas |
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