CN109632900A - Gas concentration detecting alarm - Google Patents
Gas concentration detecting alarm Download PDFInfo
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- CN109632900A CN109632900A CN201910072939.1A CN201910072939A CN109632900A CN 109632900 A CN109632900 A CN 109632900A CN 201910072939 A CN201910072939 A CN 201910072939A CN 109632900 A CN109632900 A CN 109632900A
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- guide pipe
- concentration detecting
- gas concentration
- fixed block
- gas
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Molecular Biology (AREA)
- Analytical Chemistry (AREA)
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- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
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- Sampling And Sample Adjustment (AREA)
Abstract
The present invention is suitable for gas detection technology field, provide a kind of gas concentration detecting alarm, including Carrier box, guide pipe, the detection device in Carrier box and getter device, guide pipe includes the first guide pipe and the second guide pipe, and first is equipped with expansion plate between guide pipe and the second guide pipe, first guide pipe is equipped with air inlet, and the second guide pipe is equipped with valve;First guide pipe passes through fixed device and connects the second guide pipe, fixed device includes fixing seat, upper fixed block and lower fixed block, upper fixed block is connected and fixed seat by elastic component, upper fixed block and lower fixed block are equipped with the limiting slot to match, upper fixed block is fixedly connected with the first guide pipe, and lower fixed block is fixedly connected with the second guide pipe;Guide pipe connects Carrier box by hose, and Carrier box is equipped with fixed plate, and fixed plate is equipped with fixed card buckle.Whereby, present invention reduces installation and maintenance costs, and improve detection efficient and detection quality.
Description
Technical field
The present invention relates to gas detection technology field more particularly to a kind of gas concentration detecting alarms.
Background technique
In the occasion of the various gas leakages that may cause danger, the detection alarm dress of installation specific gas concentration is required
It sets.Device used at present is all point-type detection, i.e., one detection individual is only installed on guarantor from a spatial point sampling or device
Space fixed point is protected by natural convection air to the sensing point.Gas sensor is divided into catalytic combustion type, electricity from principle
Chemical formula, semiconductor transducer three classes, wherein catalytic combustion type is at low cost but sensitivity is also low can not adapt to much detect occasion;
Electrochemical sensor high sensitivity but its service life are only 1~2 year and at high price, will be installed very when needing large area to protect
More sensors, no matter initial stage installation cost or periodic replacement maintenance cost be all difficult to receive;Semiconductor gas sensor
Technology current technology level is between above two sensor but its service life has a clear superiority, and expection in future may
There is relatively good development.
In summary, the existing technology has inconveniences and defects in actual use, so it is necessary to be improved.
Summary of the invention
For above-mentioned defect, the purpose of the present invention is to provide a kind of gas concentration detecting alarms, can reduce
Installation and maintenance cost improves detection of gas efficiency and gas detection quality.
To achieve the goals above, the present invention provides a kind of gas concentration detecting alarm, including Carrier box, guide pipe,
Detection device and getter device in Carrier box, the guide pipe include the first guide pipe and the second guide pipe, and described
Expansion plate is installed, first guide pipe is equipped with air inlet, and described second leads between the first guide pipe and the second guide pipe
Valve is equipped with to pipe;First guide pipe passes through fixed device and connects the second guide pipe, and the fixed device includes fixing
Seat, upper fixed block and lower fixed block, the upper fixing block are connected and fixed seat, the upper fixing block and lower fixed block by elastic component
It is equipped with the limiting slot to match, the upper fixing block is fixedly connected with the first guide pipe, and the lower fixed block is fixedly connected with second
Guide pipe;The guide pipe connects Carrier box by hose, and the Carrier box is equipped with fixed plate, and the fixed plate is equipped with
Fixed card buckle.
Gas concentration detecting alarm according to the present invention, first guide pipe upper end is equipped with pipe stopper, described
Flexible board ends are respectively fixedly connected with the first guide pipe and the second guide pipe.
Gas concentration detecting alarm according to the present invention, there are two air inlet settings, and is staggered, it is described into
Hole diameter is 2~8mm.
Gas concentration detecting alarm according to the present invention, the valve include handle and the baffle for being fixedly connected with handle,
The baffle semicircular in shape setting, and the baffle is located inside the second guide pipe, is equipped with and gear inside second guide pipe
The receiving member that plate matches.
Gas concentration detecting alarm according to the present invention, the upper fixing block and lower fixed block are centrosymmetric setting,
And the limit groove depth is 1.5cm.
Gas concentration detecting alarm according to the present invention, the fixed plate are equipped with the groove to match with guide pipe.
Gas concentration detecting alarm according to the present invention, the detection device include detection of gas chamber and visit positioned at gas
Survey intracavitary electrochemical gas sensor.
Gas concentration detecting alarm according to the present invention, the detection of gas chamber profile cross-section product are greater than guide pipe section
Sectional area.
Gas concentration detecting alarm according to the present invention, the detection device further include circuit board, display screen and operation
Key, the circuit board is interior to be equipped with MCU program, sound-light alarm output, the output of passive dry contact and the output of telecommunication bus.
Gas concentration detecting alarm according to the present invention, the getter device are aspiration pump or centrifugal fan or axis stream wind
Fan.
The present invention provides a kind of gas concentration detecting alarms, including Carrier box, guide pipe, the inspection in Carrier box
Device and getter device are surveyed, the guide pipe includes the first guide pipe and the second guide pipe, and first guide pipe and second
Expansion plate is installed, first guide pipe is equipped with air inlet, and second guide pipe is equipped with valve, benefit between guide pipe
The position of the first guide pipe is adjusted with expansion plate, different height position can be placed on, convenient for different close
The gas of degree is effectively detected, and detection efficient is improved;First guide pipe passes through fixed device and connects the second guide pipe, institute
Stating fixed device includes fixing seat, upper fixed block and lower fixed block, and the upper fixing block is connected and fixed seat by elastic component, described
Upper fixed block and lower fixed block are equipped with the limiting slot to match, and the upper fixing block is fixedly connected with the first guide pipe, under described
Fixed block is fixedly connected with the second guide pipe, is connected using upper fixed block and lower fixed block to the first guide pipe and the second guide pipe
Fixation is connect, guarantees the stability of the first guide pipe and the second guide pipe, improves its working efficiency;The guide pipe is connected by hose
Carrier box is connect, and the Carrier box is equipped with fixed plate, the fixed plate is equipped with fixed card buckle, using fixed plate to guide pipe
Position be defined, achieve bending, transport easy to carry.Beneficial effects of the present invention: it is led by telescopic first
It to pipe and the second guide pipe, is detected convenient for the gas to different height, improves its detection efficient and detection quality, while energy
It is enough that bending fixation is carried out to guide pipe, it is easy to carry and transport.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention;
Fig. 2 is the structural schematic diagram of the first guide pipe and the second guide pipe in the present invention;
Fig. 3 is the structural schematic diagram of valve in the present invention;
Fig. 4 is the structural schematic diagram of fixing piece in the present invention;
Fig. 5 is another working state structure figure of the invention;
1- Carrier box in the figure, the first guide pipe of 21-, 211- air inlet, 212- pipe stopper, the second guide pipe of 22-,
221- valve, 23- expansion plate, 3- detection device, 4- getter device, 5- fixed plate, 61- fixing seat, the upper fixed block of 62-, under 63-
Fixed block, 64- elastic component, 7- hose, 8- venthole.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated, it should be understood that and the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
Referring to Fig. 1, the present invention provides a kind of gas concentration detecting alarm, including Carrier box 1, guide pipe, positioned at holding
The detection device 3 and getter device 4 in box 1 are carried, the guide pipe includes the first guide pipe 21 and the second guide pipe 22, and described
Expansion plate 23 is installed between first guide pipe 21 and the second guide pipe 22, first guide pipe 21 is equipped with air inlet 211,
Second guide pipe 22 is equipped with valve 221, is adjusted using expansion plate 23 to the position of the first guide pipe 21, makes it
It can be placed at different height position, effectively detected convenient for the gas to different densities, improve detection efficient;Described first
Guide pipe 21 passes through fixed device and connects the second guide pipe 22, the fixed device include fixing seat 61, upper fixed block 62 and under
Fixed block 63, the upper fixing block 62 are connected and fixed seat 61 by elastic component 64, in the upper fixing block 62 and lower fixed block 63
Equipped with the limiting slot to match, the upper fixing block 62 is fixedly connected with the first guide pipe 21, and the lower fixed block 63 is fixedly connected
Second guide pipe 22 is attached the first guide pipe 21 and the second guide pipe 22 using upper fixed block 62 and lower fixed block 63 solid
It is fixed, guarantee the stability of the first guide pipe 21 and the second guide pipe 22, improves its working efficiency;The guide pipe passes through hose 7
Carrier box 1 is connected, and the Carrier box 1 is equipped with fixed plate 5, the fixed plate 5 is equipped with fixed card buckle, utilizes fixed plate 5
The position of guide pipe is defined, bending, transport easy to carry are achieved.
Preferably, described flexible as shown in Fig. 2, 21 upper end of the first guide pipe of the invention is equipped with pipe stopper 212
23 both ends of plate are respectively fixedly connected with the first guide pipe 21 and the second guide pipe 22, can be in guide pipe using pipe stopper 212
Pressure be adjusted, to be changed to gas flow rates, convenient for improving the collection efficiency of gas.
In addition, there are two the settings of air inlet 211 of the invention, and it is staggered, 211 diameter of air inlet is 2~
By several air inlets 211 efficiency for collecting gas can be improved, convenient for effectively being detected to gas in 8mm.
Further, as shown in figure 3, valve 221 of the invention includes handle and the baffle that is fixedly connected with handle, the gear
The setting of plate semicircular in shape, and the baffle is located inside the second guide pipe 22, is equipped with inside second guide pipe 22 and baffle
The receiving member to match is controlled using mobility of the valve 221 to guide pipe, when closing valve 221, can prevent gas
Flowing, so as to another group of gas flowing control, detected convenient for the gas to different location, improve work
Make efficiency.
Preferably, detection of gas chamber profile cross-section of the invention product is greater than guide pipe profile cross-section product, it can has enough
Space installation sensor and support circuit can also reduce the flow velocity of gas, and the reduction of flow velocity is conducive to sensor life-time.
The present invention is in implementation process: being oriented to by guide pipe to the gas with search coverage, makes it through guide pipe
It is flowed into detection device 3, gas is detected using detection device 3.Detection device 3 is including detection of gas chamber and is located at gas
Electrochemical gas sensor in body detection cavity, the detection device 3 further include circuit board, display screen and operation key, the electricity
It is equipped with MCU program, sound-light alarm output, the output of passive dry contact and the output of telecommunication bus in the plate of road, utilizes electrochemistry gas
Body sensor carries out induction analysis to gas componant, then exports analysis result, is passed through according to the variation of the concentration of tested gas
Electronic circuit gives sound, light, the electric signal output of various early warning and alarm, which uses the prior art, and work is former
Reason and the course of work also use existing gas-detecting device, and this is not described in detail here.The flowing of gas is using getter device 4 to it
It is drawn, which is aspiration pump or centrifugal fan or aerofoil fan, and the working principle of getter device 4 and installation are equal
Belong to the prior art, this is not described in detail here, the gas detected have allow discharge hazardous gas safety zone pass through
Venthole 8 discharges it.
When needing the gas to different densities and height to detect, fixed device can be opened, makes the first guide pipe
21 can be realized telescopic moving under the action of expansion plate 23, the expansion plate 23 can using kitchen ventilator smoking pipeline material and
Structure, it is mobile convenient for the bending of the first guide pipe 21, using the first guide pipe 21 to the gas of different height or different densities into
Row draws guiding, improves detection of gas efficiency and gas detection quality.It is visited simultaneously for the ease of the gas to lower position
It surveys, two groups of guide pipes can be installed, one group of 1 horizontal plane of vertical bearing box, another group is located at 1 side of Carrier box, and reversed installation,
It is detected convenient for the gas componant to lower position.After the completion of to gas composition analysis, for the ease of carrying the device, benefit
The first guide pipe 21 and the second guide pipe 22 are connected with fixed device.As shown in figure 4, fixed device include fixing seat 61, on
Fixed block 62 and lower fixed block 63, the upper fixing block 62 are connected and fixed seat 61,62 He of the upper fixing block by elastic component 64
Lower fixed block 63 is equipped with the limiting slot that matches, and upper fixed block 62 and lower fixed block 63 are centrosymmetric setting, and the limit
Position groove depth is 1.5cm, fixed block 62 in pulling, after so that it is matched with lower fixed block 63, under the action of elastic component 64, and meeting
The first guide pipe 21 and the second guide pipe 22 is set to link together.As shown in figure 5, by the first guide pipe 21 and the second guide pipe 22
After the completion of fixation, using the hose 7 between the second guide pipe 22 and Carrier box 1, the hose 7 is in order to guarantee to the effective of guide pipe
Support, using vulcanie pipe, while can generating deformation, and can have certain support force.To the first guide pipe
21 and second guide pipe 22 carry out whole bending, so that it is fitted with fixed plate 5, fixed plate 5 be equipped with matches with guide pipe
Groove, using the groove make guide pipe and fixed plate 5 can be realized it is closed be bonded, while utilizing the fixing card in fixed plate 5
Guide pipe is fixed in button, reduces the height of guide pipe, with this convenient for carrying to the equipment.
In conclusion the present invention provides a kind of gas concentration detecting alarm, including Carrier box, guide pipe, positioned at holding
The detection device and getter device in box are carried, the guide pipe includes the first guide pipe and the second guide pipe, and described first leads
To being equipped with expansion plate between pipe and the second guide pipe, first guide pipe is equipped with air inlet, on second guide pipe
Equipped with valve, the position of the first guide pipe is adjusted using expansion plate, different height position can be placed on, just
It is effectively detected in the gas to different densities, improves detection efficient;First guide pipe passes through fixed device connection the
Two guide pipes, the fixed device include fixing seat, upper fixed block and lower fixed block, and the upper fixing block is connected by elastic component
Fixing seat, the upper fixing block and lower fixed block are equipped with the limiting slot to match, and the upper fixing block is fixedly connected with first and leads
Xiang Guan, the lower fixed block are fixedly connected with the second guide pipe, using upper fixed block and lower fixed block to the first guide pipe and second
Guide pipe is attached fixation, guarantees the stability of the first guide pipe and the second guide pipe, improves its working efficiency;The guiding
Pipe connects Carrier box by hose, and the Carrier box is equipped with fixed plate, and the fixed plate is equipped with fixed card buckle, using admittedly
Fixed board is defined the position of guide pipe, achieves bending, transport easy to carry.Beneficial effects of the present invention: by can
Flexible the first guide pipe and the second guide pipe, detects convenient for the gas to different height, improves its detection efficient and spy
Mass metering, while bending fixation can be carried out to guide pipe, it is easy to carry and transport.
Certainly, the present invention can also have other various embodiments, without deviating from the spirit and substance of the present invention, ripe
It knows those skilled in the art and makes various corresponding changes and modifications, but these corresponding changes and change in accordance with the present invention
Shape all should fall within the scope of protection of the appended claims of the present invention.
Claims (10)
1. a kind of gas concentration detecting alarm, which is characterized in that including Carrier box, guide pipe, the detection in Carrier box
Device and getter device, the guide pipe includes the first guide pipe and the second guide pipe, and first guide pipe and second is led
To expansion plate is equipped between pipe, first guide pipe is equipped with air inlet, and second guide pipe is equipped with valve;
First guide pipe passes through fixed device and connects the second guide pipe, and the fixed device includes fixing seat, upper fixed block
With lower fixed block, the upper fixing block is connected and fixed seat by elastic component, and the upper fixing block and lower fixed block are equipped with phase
The limiting slot matched, the upper fixing block are fixedly connected with the first guide pipe, and the lower fixed block is fixedly connected with the second guide pipe;
The guide pipe connects Carrier box by hose, and the Carrier box is equipped with fixed plate, and the fixed plate is equipped with solid
Fixed buckle.
2. gas concentration detecting alarm according to claim 1, which is characterized in that the installation of first guide pipe upper end
There is pipe stopper, the flexible board ends are respectively fixedly connected with the first guide pipe and the second guide pipe.
3. gas concentration detecting alarm according to claim 1, which is characterized in that there are two the air inlet settings,
And be staggered, the air inlet bore dia is 2~8mm.
4. gas concentration detecting alarm according to claim 1, which is characterized in that the valve includes handle and fixation
The baffle of handle, the baffle semicircular in shape setting are connected, and the baffle is located inside the second guide pipe, second guiding
The receiving member to match with baffle is equipped with inside pipe.
5. gas concentration detecting alarm according to claim 1, which is characterized in that the upper fixing block and lower fixed block
Be centrosymmetric setting, and the limit groove depth is 1.5cm.
6. gas concentration detecting alarm according to claim 1, which is characterized in that the fixed plate is equipped with and guiding
The groove that pipe matches.
7. gas concentration detecting alarm according to claim 1, which is characterized in that the detection device includes that gas is visited
Survey chamber and the electrochemical gas sensor intracavitary positioned at detection of gas.
8. gas concentration detecting alarm according to claim 7, which is characterized in that the detection of gas chamber profile cross-section
Product is greater than guide pipe profile cross-section product.
9. gas concentration detecting alarm according to claim 7, which is characterized in that the detection device further includes circuit
Plate, display screen and operation key, the circuit board is interior to be equipped with MCU program, sound-light alarm output, the output of passive dry contact and remotely leads to
Interrogate bus output.
10. gas concentration detecting alarm according to claim 1, which is characterized in that the getter device is aspiration pump
Or centrifugal fan or aerofoil fan.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201910072939.1A CN109632900A (en) | 2019-01-25 | 2019-01-25 | Gas concentration detecting alarm |
Applications Claiming Priority (1)
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CN201910072939.1A CN109632900A (en) | 2019-01-25 | 2019-01-25 | Gas concentration detecting alarm |
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CN109632900A true CN109632900A (en) | 2019-04-16 |
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CN201910072939.1A Pending CN109632900A (en) | 2019-01-25 | 2019-01-25 | Gas concentration detecting alarm |
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Citations (10)
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EP1371976A1 (en) * | 2002-06-10 | 2003-12-17 | Sobotta GmbH Sondermaschinenbau | Gas detector for the detection of gases in hot and dusty atmospheres |
CN205175983U (en) * | 2015-10-26 | 2016-04-20 | 中国石油化工股份有限公司 | Gas detector |
CN205506798U (en) * | 2016-04-21 | 2016-08-24 | 石庆国 | Automobile exhaust detection device |
CN107989653A (en) * | 2017-12-27 | 2018-05-04 | 贵州大学 | It is a kind of to detect height-adjustable high precision gas concentration detector |
CN207502488U (en) * | 2017-11-13 | 2018-06-15 | 陈皓颖 | A kind of vehicle exhaust COMPUTER DETECTION device |
CN207556921U (en) * | 2017-12-01 | 2018-06-29 | 云南森雅环保科技有限公司 | A kind of automatic smoke dust sampling device of on-line monitoring |
CN108414694A (en) * | 2018-03-22 | 2018-08-17 | 佛山鑫进科技有限公司 | A kind of vehicle exhaust COMPUTER DETECTION device |
CN208060481U (en) * | 2018-04-25 | 2018-11-06 | 重庆占峰科技有限公司 | A kind of device of detectable carbon monoxide |
CN208350754U (en) * | 2018-06-22 | 2019-01-08 | 江苏吉华电子科技有限公司 | A kind of Multifunctional, air detector |
CN208350580U (en) * | 2018-06-26 | 2019-01-08 | 江苏吉华电子科技有限公司 | A kind of novel dust monitor |
-
2019
- 2019-01-25 CN CN201910072939.1A patent/CN109632900A/en active Pending
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1371976A1 (en) * | 2002-06-10 | 2003-12-17 | Sobotta GmbH Sondermaschinenbau | Gas detector for the detection of gases in hot and dusty atmospheres |
CN205175983U (en) * | 2015-10-26 | 2016-04-20 | 中国石油化工股份有限公司 | Gas detector |
CN205506798U (en) * | 2016-04-21 | 2016-08-24 | 石庆国 | Automobile exhaust detection device |
CN207502488U (en) * | 2017-11-13 | 2018-06-15 | 陈皓颖 | A kind of vehicle exhaust COMPUTER DETECTION device |
CN207556921U (en) * | 2017-12-01 | 2018-06-29 | 云南森雅环保科技有限公司 | A kind of automatic smoke dust sampling device of on-line monitoring |
CN107989653A (en) * | 2017-12-27 | 2018-05-04 | 贵州大学 | It is a kind of to detect height-adjustable high precision gas concentration detector |
CN108414694A (en) * | 2018-03-22 | 2018-08-17 | 佛山鑫进科技有限公司 | A kind of vehicle exhaust COMPUTER DETECTION device |
CN208060481U (en) * | 2018-04-25 | 2018-11-06 | 重庆占峰科技有限公司 | A kind of device of detectable carbon monoxide |
CN208350754U (en) * | 2018-06-22 | 2019-01-08 | 江苏吉华电子科技有限公司 | A kind of Multifunctional, air detector |
CN208350580U (en) * | 2018-06-26 | 2019-01-08 | 江苏吉华电子科技有限公司 | A kind of novel dust monitor |
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Application publication date: 20190416 |
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