CN106290260A - Flue gas detection device - Google Patents
Flue gas detection device Download PDFInfo
- Publication number
- CN106290260A CN106290260A CN201610712156.1A CN201610712156A CN106290260A CN 106290260 A CN106290260 A CN 106290260A CN 201610712156 A CN201610712156 A CN 201610712156A CN 106290260 A CN106290260 A CN 106290260A
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- China
- Prior art keywords
- flue gas
- sampling
- passage
- flue
- section
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 186
- 239000003546 flue gas Substances 0.000 title claims abstract description 186
- 238000001514 detection method Methods 0.000 title abstract description 14
- 238000005070 sampling Methods 0.000 claims abstract description 114
- 230000003287 optical effect Effects 0.000 claims description 44
- 238000007689 inspection Methods 0.000 claims description 26
- 239000010410 layer Substances 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 238000010521 absorption reaction Methods 0.000 claims description 3
- 239000011229 interlayer Substances 0.000 claims description 3
- 230000031700 light absorption Effects 0.000 claims description 2
- 239000000779 smoke Substances 0.000 abstract description 7
- 230000002349 favourable effect Effects 0.000 abstract 1
- 208000006011 Stroke Diseases 0.000 description 39
- 235000019504 cigarettes Nutrition 0.000 description 8
- 239000007789 gas Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000005622 photoelectricity Effects 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 206010008190 Cerebrovascular accident Diseases 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 239000000443 aerosol Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000009795 derivation Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000006233 lamp black Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/47—Scattering, i.e. diffuse reflection
- G01N21/49—Scattering, i.e. diffuse reflection within a body or fluid
- G01N21/53—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C15/00—Details
- F24C15/20—Removing cooking fumes
- F24C15/2021—Arrangement or mounting of control or safety systems
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Abstract
The invention discloses a flue gas detection device, which is used for being arranged outside a flue and communicated with the inside of the flue through an opening on the flue, and comprises a shell, wherein a sampling flue gas suction inlet, a sampling flue gas stroke channel, a sampling flue gas guide outlet, a sampling fan and a photoelectric sensor module, wherein the sampling fan is used for sucking flue gas in the flue into the sampling flue gas suction inlet, guiding out the flue gas from the sampling flue gas guide outlet after the flue gas passes through the sampling flue gas stroke channel, and the photoelectric sensor module is used for detecting the concentration of the flue gas in the sampling flue gas stroke channel. The smoke detection device is installed outside a flue, is not easily influenced by the vibration of a wind wheel motor in the flue, and is convenient to install, replace and the like; in addition, compare in the flue with the direct setting of current photoelectric sensor, the photoelectric sensor module can not expose in the flue in the casing to guarantee the accuracy that the photoelectric sensor module detected and be favorable to prolonging the life of photoelectric sensor module.
Description
[technical field]
The present invention relates to a kind of flue gas inspection device.
[background technology]
Existing domestic cooking fume remover on the market in use, is required for kitchen Rigen according to the particular content cooked
Carry out the wind-force size of manual adjustment lampblack absorber, to not very convenient from the point of view of user.
The existing smoke exhaust ventilator with oil smoke detection function, it typically directly arranges exposed sensor to detect oil smoke feelings
Condition, it has following technological difficulties:
1, various aerosol gases mix and differ, and easily greasy residues, after using a period of time, oil smoke easily covers
In whole sensor, thus causing the accuracy of detection, so, user needs often to be cleaned sensor surface,
It is unfavorable for the use of reality.
2, in reality, the oil smoke through sensor is probably the most a burst of, which greatly enhances and detects difficulty accurately.
3, when using photoelectric sensor to carry out oil smoke detection, owing to the vibration of cigarette machine apoplexy turbin generator is irregular, cavity
It is the most impacted that transmitter unit, reflector element are directly done in inside, and transmitter unit, reflector element easily vibrate inconsistent, easily make
The result error becoming reflector element to detect is the biggest.
Therefore, the defect of above-mentioned existence how is overcome, it has also become the important topic that those skilled in the art are urgently to be resolved hurrily.
[summary of the invention]
Instant invention overcomes the deficiency of above-mentioned technology, it is provided that a kind of flue gas inspection device, it is monomer structure, it is simple to real
Just it is integrally mounted on flue outer wall after the manufacturing on border.
For achieving the above object, present invention employs following technical proposal:
A kind of flue gas inspection device, is used for being arranged on outside flue 101 and by perforate on flue 101 and flue 101
Communicating, it includes housing 1, described housing 1 is provided with sampling flue gas suction inlet 2, sampling flue gas stroke passage, sampling flue gas lead
Export 4, for flue gas in described flue 101 being sucked into described sampling flue gas suction inlet 2 and through described sampling flue gas stroke
After passage from described sampling flue gas export mouth 4 derive sampling blower fan 5 and be used for detecting described sampling flue gas stroke passage
The photoelectric sensor module 6 of flue gas concentration.
A kind of flue gas inspection device as above, described photoelectric sensor module 6 includes for launching light source irradiation
In described sampling flue gas stroke passage flue gas optical transmitting set 61 and for receiving flue gas in described sampling flue gas stroke passage
Scattered light intensity information is also changed into the optical receiver 62 that the signal of telecommunication exports by scattered light, is respectively equipped with and institute in described housing 1
Stating optical transmitting set mounting groove 11 and optical receiver mounting groove 12 that sampling flue gas stroke passage vertically communicates, described optical transmitting set is pacified
The opening of tankage 11 is towards the opening with optical receiver mounting groove 12 towards being mutually perpendicular to, and described optical transmitting set 61 is arranged on described
In optical transmitting set mounting groove 11 and launch direction and be perpendicular to described sampling flue gas stroke passage, described optical receiver 62 is arranged on
In described optical receiver mounting groove 12 and receive direction and be perpendicular to described sampling flue gas stroke passage.
A kind of flue gas inspection device as above, the described sampling flue gas row relative with described optical transmitting set mounting groove 11
The housing 1 of Cheng Tongdao opposite side is provided with for absorbing transmission light to prevent it to be reflected back in described sampling flue gas stroke passage
Light absorption cell 7, is provided with oblique for prevent transmission luminous reflectance from returning in described sampling flue gas stroke passage in described smooth absorption cell 7
Wall 71.
A kind of flue gas inspection device as above, described sampling flue gas stroke passage includes the use of connection before and after successively
Cavate section passage 31 in flue gas premixing, the reciprocating diversion section passage 32 for flue gas at the uniform velocity water conservancy diversion, for described photoelectricity
Sensor assembly 6 carries out craspedodrome section sense channel 33 and the flue gas deferent segment passage 34 of flue gas inspection, described cavate section passage
31 communicate with described sampling flue gas suction inlet 2, and described flue gas deferent segment passage 34 communicates with described sampling flue gas export mouth 4.
A kind of flue gas inspection device as above, is provided with temperature sensor 311 and humidity in described cavate section passage 31
Sensor 312.
A kind of flue gas inspection device as above, described housing 1 is casing shape, is upper and lower double-layer structure in it, described
Cavate section passage 31 and reciprocating diversion section passage 32 are positioned in same layer, described craspedodrome section sense channel 33 and flue gas deferent segment
Passage 34 is positioned in another layer, and being connected between described reciprocating diversion section passage 32 with described craspedodrome section sense channel 33 has interlayer
Linkage section passage 35.
A kind of flue gas inspection device as above, described sampling blower fan 5 is arranged at described sampling flue gas export mouth 4.
A kind of flue gas inspection device as above, described housing 1 outer wall is extended with some engaging lugs 13, described company
Lug 13 is provided with screw 131, and described housing 1 is fixed on outside described flue 101 by installing screw on described screw 131
On wall.
Compared with prior art, the invention has the beneficial effects as follows:
1, this case flue gas inspection device is arranged on outside flue, and it is susceptible to the impact of flue endogenous wind turbin generator vibration, and
It is easily installed and replacing etc.;Separately, be set directly in flue with existing photoelectric sensor compared with, photoelectric sensor mould in housing
Block is not exposed in flue, thus ensures accuracy that photoelectric sensor module detects and be conducive to extending photoelectric sensor mould
The service life of block.
2, this case sampling flue gas suction inlet, sampling flue gas stroke passage, sampling flue gas export mouth, sampling blower fan, Yi Jiguang
Electrical sensor block is all disposed within a housing, so, it is simple to this device is the most integrally installed on flue after assembling and just
Integral replacing etc. in this device;Separately, in the case of blower fan of not sampling, the flue gas outside described housing enters to described sampling
Can reduce speed after flue gas suction inlet, this have impact on outside flue gas and goes successively in described sampling flue gas suction inlet, and it is unfavorable for
The accuracy of photoelectric sensor module detection, flue gas in described flue is sucked into described sampling by described sampling blower fan by this case
Flue gas suction inlet is also derived from described sampling flue gas export mouth after described sampling flue gas stroke passage, and it uses actively
The method driving flue gas turnover, when being embodied as, can make to suck described sampling cigarette by controlling the rotation of described sampling blower fan
Flue gas in gas stroke passage keeps suitable speed not affect the follow-up entrance of the outer flue gas of housing so that described sampling flue gas
The sampling dense dilute situation of flue gas in stroke passage can reflect the dense dilute situation flowing through flue gas outside housing, it is simple to improves described photoelectricity
The accuracy of sensor assembly detection.
3, optical transmitting set and optical receiver be not set directly at sampling flue gas stroke passage in, but be separately positioned on
In optical transmitting set mounting groove that described sampling flue gas stroke passage vertically communicates and optical receiver mounting groove, it is conducive to described light
Emitter and optical receiver carry out not affecting when detecting work the flowing of flue gas, are conducive to the stability of detection, and are conducive to
Reduce flue gas and cover the probability of optical transmitting set and optical receiver.
When 4, being embodied as, the outer flue gas of described housing is probably the most a burst of, in order to make described sampling flue gas stroke lead to
The average dense dilute situation of flue gas outside the sampling dense dilute situation of flue gas is with housing in road is consistent, and this case is allowed by preposition cavate section passage
Flue gas premixing is uniform, then makes the flue gas at the uniform velocity water conservancy diversion, the effect of craspedodrome section sense channel be by reciprocating diversion section passage
Being easy to the detection that flue gas is kept straight on and is easy to photoelectric sensor module Vertical Launch and reception, flue gas through mix homogeneously and is at the uniform velocity led
By craspedodrome section sense channel after stream so that the data that photoelectric sensor module detects can smoother change, to reflect
Average dense dilute situation of change of flue gas is flow through outside housing.
[accompanying drawing explanation]
Fig. 1 is the schematic diagram that this case device is arranged on flue.
Fig. 2 is the axonometric chart of this case.
Fig. 3 is the upward view in Fig. 2.
Fig. 4 is sectional view at A-A in Fig. 3.
Fig. 5 is sectional view at C-C in Fig. 3, and in figure, dotted arrow is the flue gas flow direction in craspedodrome section sense channel.
Fig. 6 is sectional view at E-E in Fig. 3.
Fig. 7 is an explosive view of this case.
[detailed description of the invention]
Feature of present invention and other correlated characteristic are described in further detail by embodiment below in conjunction with accompanying drawing, in order to
Understanding in technical staff of the same trade:
As shown in figs. 1-7, a kind of flue gas inspection device, it is used for being arranged on outside flue 101 and by perforate on flue 101
Communicating with in flue 101, it includes housing 1, described housing 1 is provided with sampling flue gas suction inlet 2, sampling flue gas stroke lead to
Road, sampling flue gas export mouth 4, for flue gas in described flue 101 being sucked into described sampling flue gas suction inlet 2 and through described
Sampling flue gas stroke passage after from described sampling flue gas export mouth 4 derive sampling blower fan 5 and be used for detecting described sampling cigarette
The photoelectric sensor module 6 of flue gas concentration in gas stroke passage.
As it has been described above, the operation principle of this case is as follows:
During work, flue gas in described flue 101 is sucked into described sampling flue gas suction inlet 2 warp by described sampling blower fan 5
Derive from described sampling flue gas export mouth 4 after crossing described sampling flue gas stroke passage, in this course, photoelectric sensor mould
Block 6 carries out flue gas concentration detection.
As it has been described above, this case flue gas inspection device is arranged on outside flue 101, it is susceptible to flue 101 endogenous wind turbin generator and shakes
Dynamic impact, and be easily installed and replacing etc.;Separately, be set directly in flue 101 with existing photoelectric sensor compared with, shell
During in body 1, photoelectric sensor module 6 is not exposed to flue 101, thus ensure accuracy that photoelectric sensor module 6 detects and
Be conducive to extending the service life of photoelectric sensor module 6.
As it has been described above, this case sampling flue gas suction inlet 2, sampling flue gas stroke passage, sampling flue gas export mouth 4, sampling wind
Machine 5 and photoelectric sensor module 6 are all disposed within a housing 1, so, it is simple to this device is just integrally installed after assembling
With the integral replacing etc. being easy to this device on flue 101;Separately, in the case of blower fan 5 of not sampling, outside described housing 1
Flue gas can reduce speed after entering to described sampling flue gas suction inlet 2, and this have impact on outside flue gas and goes successively to described sampling cigarette
In aspiration entrance 2, it is unfavorable for the accuracy that photoelectric sensor module 6 detects, this case by described sampling blower fan 5 by described cigarette
In road 101, flue gas is sucked into described sampling flue gas suction inlet 2 and from described sampling cigarette after described sampling flue gas stroke passage
Conductance outlet 4 derivation, it uses the method for active drive flue gas turnover, when being embodied as, can be by controlling described sampling
The flue gas that the rotation of blower fan 5 makes to suck in described sampling flue gas stroke passage keeps suitable speed not affect outside housing 1
The follow-up entrance of flue gas so that the dense dilute situation of sampling flue gas in described sampling flue gas stroke passage can reflect that housing 1 outflows
Cross dense dilute situation of flue gas, it is simple to improve the accuracy of described photoelectric sensor module 6 detection.
During as it has been described above, be embodied as, described photoelectric sensor module 6 includes for launching the light source described sampling of irradiation
In flue gas stroke passage flue gas optical transmitting set 61 and for receiving in described sampling flue gas stroke passage the scattered light of flue gas also
Scattered light intensity information is changed into the optical receiver 62 of signal of telecommunication output, described housing 1 is respectively equipped with and described sampling cigarette
Optical transmitting set mounting groove 11 that gas stroke passage vertically communicates and optical receiver mounting groove 12, described optical transmitting set mounting groove 11
Opening is towards the opening with optical receiver mounting groove 12 towards being mutually perpendicular to, and described optical transmitting set 61 is arranged on described optical transmitting set
In mounting groove 11 and launch direction and be perpendicular to described sampling flue gas stroke passage, described optical receiver 62 is arranged on described light and connects
Receive in device mounting groove 12 and receive direction and be perpendicular to described sampling flue gas stroke passage, so, described optical transmitting set 61 and light
Receptor 62 is not set directly in sampling flue gas stroke passage, but is separately positioned on and described sampling flue gas stroke passage
In the optical transmitting set mounting groove 11 vertically communicated and optical receiver mounting groove 12, it is conducive to described optical transmitting set 61 and light-receiving
Device 62 carries out not affecting when detecting work the flowing of flue gas, is conducive to the stability of detection, and is conducive to reduction flue gas to cover
To optical transmitting set 61 and the probability of optical receiver 62.
During as it has been described above, be embodied as, the described sampling flue gas stroke passage relative with described optical transmitting set mounting groove 11
The housing 1 of opposite side is provided with for absorbing transmission light to prevent its light being reflected back in described sampling flue gas stroke passage from absorbing
Groove 7, is provided with in described smooth absorption cell 7 for preventing transmission luminous reflectance from returning the oblique wall in described sampling flue gas stroke passage
71, so, in order to eliminate the interference of transmission light.
During as it has been described above, be embodied as, described sampling flue gas stroke passage include successively before and after connection for flue gas
The cavate section passage 31 of premixing, for the reciprocating diversion section passage 32 of flue gas at the uniform velocity water conservancy diversion, for described photoelectric sensor
Module 6 carries out craspedodrome section sense channel 33 and the flue gas deferent segment passage 34 of flue gas inspection, described cavate section passage 31 and institute
Stating sampling flue gas suction inlet 2 to communicate, described flue gas deferent segment passage 34 communicates with described sampling flue gas export mouth 4.
During as it has been described above, be embodied as, the described outer flue gas of housing 1 is probably the most a burst of, in order to make described sampling cigarette
The average dense dilute situation of flue gas outside the sampling dense dilute situation of flue gas is with housing 1 in gas stroke passage is consistent, and this case is by preposition chamber
Formula section passage 31 makes flue gas premixing uniform, then makes flue gas at the uniform velocity water conservancy diversion by reciprocating diversion section passage 32, and craspedodrome section is examined
The effect surveying passage 33 is easy for the detection that flue gas is kept straight on and is easy to photoelectric sensor module 6 Vertical Launch and reception, flue gas warp
Cross mix homogeneously and at the uniform velocity after water conservancy diversion by craspedodrome section sense channel 33 so that the data energy that photoelectric sensor module 6 detects
Enough smoother changes, to reflect the average dense dilute situation of change flowing through flue gas outside housing 1.
During as it has been described above, be embodied as, described cavate section passage 31 is provided with temperature sensor 311 and humidity sensor
312。
During as it has been described above, be embodied as, described housing 1 is casing shape, is upper and lower double-layer structure in it, and described cavate section is led to
Road 31 and reciprocating diversion section passage 32 are positioned in same layer, described craspedodrome section sense channel 33 and 34, flue gas deferent segment passage
In another layer, it is connected between described reciprocating diversion section passage 32 with described craspedodrome section sense channel 33 and has interlayer linkage section to lead to
Road 35, so, it is simple in limited housing 1 inner space, carry out compact effective flue gas water conservancy diversion.
During as it has been described above, be embodied as, described sampling blower fan 5 is arranged at described sampling flue gas export mouth 4, so, just
In volume bigger sampling blower fan 5 installation.
During as it has been described above, be embodied as, described housing 1 outer wall is extended with some engaging lugs 13, described engaging lug 13
Being provided with screw 131, described housing 1 is fixed on described flue 101 outer wall by installing screw on described screw 131.
As it has been described above, this case protection is a kind of flue gas inspection device, all technology same or like with this case structure
Scheme all should be shown as in the protection domain falling into this case.
Claims (8)
1. a flue gas inspection device, it is characterised in that be used for being arranged on flue (101) and outward and pass through in the upper perforate of flue (101)
Communicating with in flue (101), it includes housing (1), is provided with sampling flue gas suction inlet (2), sampling flue gas in described housing (1)
Stroke passage, sampling flue gas export mouth (4), for described flue (101) interior flue gas being sucked into described sampling flue gas suction inlet
(2) the sampling blower fan (5) and derived from described sampling flue gas export mouth (4) after described sampling flue gas stroke passage and
For detecting the photoelectric sensor module (6) of flue gas concentration in described sampling flue gas stroke passage.
A kind of flue gas inspection device the most according to claim 1, it is characterised in that described photoelectric sensor module (6) includes
There is the optical transmitting set (61) for launching flue gas in the light source described sampling flue gas stroke passage of irradiation and be used for receiving described sampling
In flue gas stroke passage flue gas scattered light and scattered light intensity information is changed into the signal of telecommunication output optical receiver (62), institute
State and housing (1) is respectively equipped with the optical transmitting set mounting groove (11) that communicate vertical with described sampling flue gas stroke passage and light-receiving
Device mounting groove (12), the opening of described optical transmitting set mounting groove (11) is towards the opening with optical receiver mounting groove (12) towards phase
Mutually vertical, described optical transmitting set (61) be arranged in described optical transmitting set mounting groove (11) and launch direction be perpendicular to described in adopt
Sample flue gas stroke passage, described optical receiver (62) is arranged in described optical receiver mounting groove (12) and to receive direction vertical
In described sampling flue gas stroke passage.
A kind of flue gas inspection device the most according to claim 2, it is characterised in that with described optical transmitting set mounting groove (11)
The housing (1) of relative described sampling flue gas stroke passage opposite side is provided with for absorbing transmission light to prevent it to be reflected back institute
State the light absorption cell (7) in sampling flue gas stroke passage, described smooth absorption cell (7) is provided with for preventing transmission luminous reflectance from going back to institute
State the oblique wall (71) in sampling flue gas stroke passage.
A kind of flue gas inspection device the most according to claim 1, it is characterised in that described sampling flue gas stroke passage includes
There are cavate section passage (31) for flue gas premixing of connection, the reciprocating diversion section for flue gas at the uniform velocity water conservancy diversion before and after successively
Passage (32), craspedodrome section sense channel (33) carrying out flue gas inspection for described photoelectric sensor module (6) and flue gas are defeated
The section of going out passage (34), described cavate section passage (31) communicates with described sampling flue gas suction inlet (2), described flue gas deferent segment passage
(34) communicate with described sampling flue gas export mouth (4).
A kind of flue gas inspection device the most according to claim 4, it is characterised in that be provided with in described cavate section passage (31)
Temperature sensor (311) and humidity sensor (312).
A kind of flue gas inspection device the most according to claim 4, it is characterised in that described housing (1) is casing shape, in it
For upper and lower double-layer structure, described cavate section passage (31) and reciprocating diversion section passage (32) are positioned in same layer, described craspedodrome
Section sense channel (33) and flue gas deferent segment passage (34) are positioned in another layer, and described reciprocating diversion section passage (32) is with described
Connect between craspedodrome section sense channel (33) and have interlayer linkage section passage (35).
7. according to a kind of flue gas inspection device described in claim 1-6 any one, it is characterised in that described sampling blower fan (5)
It is arranged on described sampling flue gas export mouth (4) place.
8. according to a kind of flue gas inspection device described in claim 1-6 any one, it is characterised in that described housing (1) outer wall
On be extended with some engaging lugs (13), described engaging lug (13) is provided with screw (131), and described housing (1) is by described
Screw (131) is upper to be installed screw and is fixed on described flue (101) outer wall.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201610712156.1A CN106290260B (en) | 2016-08-24 | 2016-08-24 | Flue gas detection device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610712156.1A CN106290260B (en) | 2016-08-24 | 2016-08-24 | Flue gas detection device |
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CN106290260A true CN106290260A (en) | 2017-01-04 |
CN106290260B CN106290260B (en) | 2023-07-28 |
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CN201610712156.1A Active CN106290260B (en) | 2016-08-24 | 2016-08-24 | Flue gas detection device |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111631613A (en) * | 2020-05-14 | 2020-09-08 | 华帝股份有限公司 | Cooking equipment with absolute humidity sensor and control method thereof |
CN111974118A (en) * | 2019-05-21 | 2020-11-24 | 喜开理株式会社 | Filter device |
WO2021056839A1 (en) * | 2019-09-25 | 2021-04-01 | 佛山市顺德区美的洗涤电器制造有限公司 | Cooking oil fume detection assembly and kitchen electrical appliance |
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CN111974118B (en) * | 2019-05-21 | 2022-03-11 | 喜开理株式会社 | Filter device |
WO2021056839A1 (en) * | 2019-09-25 | 2021-04-01 | 佛山市顺德区美的洗涤电器制造有限公司 | Cooking oil fume detection assembly and kitchen electrical appliance |
CN111631613A (en) * | 2020-05-14 | 2020-09-08 | 华帝股份有限公司 | Cooking equipment with absolute humidity sensor and control method thereof |
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