CN110530428A - A kind of controllable temperature gaseous contamination analyte detection integrated solid fixed bed - Google Patents
A kind of controllable temperature gaseous contamination analyte detection integrated solid fixed bed Download PDFInfo
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- CN110530428A CN110530428A CN201910863106.7A CN201910863106A CN110530428A CN 110530428 A CN110530428 A CN 110530428A CN 201910863106 A CN201910863106 A CN 201910863106A CN 110530428 A CN110530428 A CN 110530428A
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- 238000001514 detection method Methods 0.000 title claims abstract description 32
- 239000007787 solid Substances 0.000 title claims abstract description 31
- 239000012491 analyte Substances 0.000 title claims abstract description 24
- 238000011109 contamination Methods 0.000 title claims abstract description 23
- 238000002485 combustion reaction Methods 0.000 claims abstract description 26
- 238000001816 cooling Methods 0.000 claims abstract description 24
- 239000007789 gas Substances 0.000 claims description 105
- 239000000919 ceramic Substances 0.000 claims description 63
- 238000002156 mixing Methods 0.000 claims description 42
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 25
- 239000010425 asbestos Substances 0.000 claims description 18
- 229910052895 riebeckite Inorganic materials 0.000 claims description 18
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 13
- 239000003546 flue gas Substances 0.000 claims description 13
- 239000000377 silicon dioxide Substances 0.000 claims description 12
- 210000002268 wool Anatomy 0.000 claims description 12
- 238000005452 bending Methods 0.000 claims description 11
- 239000007788 liquid Substances 0.000 claims description 6
- 235000019504 cigarettes Nutrition 0.000 claims description 4
- 238000010276 construction Methods 0.000 claims description 4
- 239000012535 impurity Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 239000003344 environmental pollutant Substances 0.000 description 7
- 231100000719 pollutant Toxicity 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 229920000742 Cotton Polymers 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000004615 ingredient Substances 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000001869 rapid Effects 0.000 description 2
- 206010037660 Pyrexia Diseases 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 229910052573 porcelain Inorganic materials 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 238000007348 radical reaction Methods 0.000 description 1
- 150000003254 radicals Chemical class 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000002910 solid waste Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
-
- 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
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Sampling And Sample Adjustment (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Abstract
The invention discloses a kind of controllable temperature gaseous contamination analyte detection integrated solid fixed beds, including casing, gas cylinder, gas mass flow meter, solenoid valve, gas mixer, Tail gas measuring device, exhaust gas cooling device, controlled temperature combustion room, lifting platform, control panel, controller, it is fixedly installed controller, control panel in the side inner cavity of casing, gas cylinder, gas mass flow meter, solenoid valve, gas mixer, Tail gas measuring device, exhaust gas cooling device, controlled temperature combustion room, lifting platform are then mounted on the other side of chassis cavity；The gas outlet of gas cylinder is connect with gas mass flow meter, and gas mass flow meter is connect with solenoid valve.A kind of controllable temperature gaseous contamination analyte detection integrated solid fixed bed of the present invention, it is structurally reasonable, have many advantages, such as that simple structure, easy to use, good airproof performance, intelligence degree are high, effectively solves existing detection device inconvenient problem with use.
Description
Technical field
The present invention relates to gas pollutant detection fields, more particularly, to a kind of controllable temperature gaseous contamination analyte detection integration
Fixed bed.
Background technique
Burning is that one kind puts thermoluminescent chemical reaction, and reaction process is extremely complex, and its essence is the chain locks of free radical
Reaction is combustion reaction, in combustion, carries out momentum, heat and quality between fuel, oxygen and combustion product three
Transmitting, while the gas pollutant of large amount of complex is generated, and the generation of gas pollutant and the air in temperature, burning situation
Component etc. has close connection.
Existing detection device is usually difficult to quantitative, no mixing dress between gas in burning gases environmental structure
It sets, degree of mixing is low, and temperature control is upper inaccurate, and comburant is filled in ceramic tube, and comburant both ends are fixed with silica wool,
Silica wool is burnt simultaneously when burning, in addition equipment air-tightness is bad, the problem of experimental data inaccuracy is easily caused, due to both ends
There is silica wool, comburant is not easy to light, and operates in combustion residue extraction also pretty troublesome.
Summary of the invention
The technical problem to be solved by the present invention is it is above-mentioned in order to solve the problems, such as, provide a kind of controllable wet
Body pollution analyte detection integrated solid fixed bed, structurally reasonable, simple, easy to use, good airproof performance, intelligence degree with structure
The advantages that high, effectively solves existing detection device inconvenient problem with use.
The technical solution adopted by the present invention to solve the technical problems is: a kind of controllable temperature gaseous contamination analyte detection integration
Fixed bed, including casing, gas cylinder, gas mass flow meter, solenoid valve, gas mixer, Tail gas measuring device, tail gas are cooling
Device, controlled temperature combustion room, lifting platform, control panel, controller, the casing have the hollow cuboid knot of single-open
Structure is fixedly installed controller in the side inner cavity of casing, casing cover board, casing cover board is additionally provided in the opening of the same side casing
On be fixedly installed control panel；
The cooling dress of the gas cylinder, gas mass flow meter, solenoid valve, gas mixer, Tail gas measuring device, tail gas
It sets, controlled temperature combustion room, lifting platform are then mounted on the other side of chassis cavity；The gas outlet of gas cylinder and gas mass flow meter connect
It connects, gas mass flow meter is connect with solenoid valve；
The gas mixer includes a closed mixing tank, mixed plate and mixing tube, mixing box cavity point
It is not connected to the inner cavity of solenoid valve, mixing tube；The mixing tube includes outer and spiral is uniformly arranged on outer tube bore
In several inner tubes；The mixed plate is fixedly disposed at the bending plate on the inner cavity of mixing tank, wherein the bending of mixed plate
Place is solid construction, and the part between mixed plate bending part is evenly arranged with through-hole, and the bending part of mixed plate goes out towards solenoid valve
Port setting；
The controlled temperature combustion room includes asbestos heat-insulating sleeve pipe, temperature sensor, ceramic coat pipe, the first thermocouple, stone
Cotton thermal insulation casing is fixed at chassis cavity, and ceramic coat pipe sleeve is located in asbestos heat-insulating sleeve tube cavity, and temperature sensor buries
It is located in the internal chamber wall of ceramic coat pipe, the first thermocouple is uniformly laid between asbestos heat-insulating sleeve pipe and ceramic coat pipe；
The lifting platform includes one piece of support plate, plug, ceramic inner sleeve；The plug is fixed in support plate
Portion, ceramic inner sleeve lower end are fixed on plug, and ceramic inner sleeve lower end inner cavity is connected to by appendix with mixing tube,
It is equipped with ceramic coat caliber around ceramic inner sleeve to the identical card slot of sectional view on plug；
Also axially disposed on the asbestos heat-insulating sleeve pipe to have supporting lug, rotation is provided with lead screw on supporting lug,
One end of lead screw is connect with the motor drive being fixed on asbestos heat-insulating sleeve pipe, and the other end and support plate thread of lead screw connect
It connects, lead screw drives ceramic inner sleeve upper end to be inserted in or extract out ceramic coat tube cavity, and ceramic inner sleeve upper end is inserted in outside ceramics
When cannula cavity, ceramic coat pipe lower end is caught in card slot；
The exhaust gas cooling device is connect with ceramic coat pipe upper end, the Tail gas measuring device and the cooling dress of tail gas
Set connection.
Further, the exhaust gas cooling device includes cold-trap, inner sleeve, silica wool, and inner sleeve is arranged in cold-trap
The upper end inner cavity of inner sleeve is arranged in chamber, silica wool, and the inner chamber bottom surface middle position of inner sleeve is provided with flue gas delivery mechanism, cigarette
Gas delivery mechanism is rolled by metal mesh, and flue gas delivery mechanism lower end is connect by appendix with ceramic coat pipe upper end；It is described
It is additionally provided with cover board on cold-trap while sealing the opening of cold-trap and inner sleeve；The Tail gas measuring device by appendix with it is interior
The connection of sleeve upper end.
Further, the inner sleeve intracavity bottom is equipped with collecting tank for collecting solid and liquid impurity, silica wool
Bottom be equipped with the spherical structure that is recessed upwards.
Further, the body of the gas cylinder is fixed in the inner cavity of the casing made of web plate welding clip.
Further, the mixing tank is rectangular parallelepiped structure, and several solenoid valves are uniformly arranged on the side plate of mixing tank,
Mixing tube is arranged on another side plate normal thereto.
Further, the burning cage for holding burning material is provided in the ceramic inner sleeve, burning cage tool has
Engraved structure, the second thermocouple penetrate its inner cavity from burning cage lower end, and burning cage upper end, which is connected with to mention by chain, buckles.
Further, when the lead screw drives ceramic inner sleeve upper end to extract out from ceramic coat tube cavity, it is arranged in machine
The cooling fan of shell inner cavity cools down to ceramic inner sleeve.
The beneficial effects of the present invention are: a kind of controllable temperature gaseous contamination analyte detection integrated solid fixed bed, gas cylinder pass through electromagnetism
The output of gas componant needed for valve and gaseous mass flowmeter control, the gas after output are sufficiently mixed by gas mixer
Enter the burning situation being made of controlled temperature combustion room and lifting platform afterwards；Controlled temperature combustion room adds burning situation using the first thermocouple
Temperature makes fire ring by the calorific value of the first thermocouple of controller real-time control by the real-time monitoring and feedback of temperature sensor
Border keeps constant temperature；Comburant is held by the cage that burns on lifting platform, the filling of comburant and combustion residue are convenient to remove；Lifting
It is sealed when platform rises with controlled temperature combustion room, then comburant is lighted by the second thermocouple on lifting platform, avoid existing equipment point
It is reconnected after combustion comburant and is mixed into asking for testing equipment with the loss of gaseous products caused by water-tight equipment and ambient atmos
Topic；The gas pollutant that burning generates sufficiently distributes rapids cooling by flue gas delivery mechanism, the liquid contained in gas and admittedly
In body waste collection to collecting tank, finally by the ingredient and content of Tail gas measuring device detection gas pollutant；Its is structurally reasonable,
Have many advantages, such as that simple structure, easy to use, good airproof performance, intelligence degree are high, effectively solves existing detection device using not
Convenient problem.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is a kind of overall structure diagram of controllable temperature gaseous contamination analyte detection integrated solid fixed bed of the present invention；
Fig. 2 is a kind of gas mixer structure of controllable temperature gaseous contamination analyte detection integrated solid fixed bed of the present invention
Schematic diagram；
Fig. 3 is a kind of mixed plate structural representation of controllable temperature gaseous contamination analyte detection integrated solid fixed bed of the present invention
Figure；
Fig. 4 is a kind of mixing tube structural representation of controllable temperature gaseous contamination analyte detection integrated solid fixed bed of the present invention
Figure；
Fig. 5 is a kind of lifting platform structural representation of controllable temperature gaseous contamination analyte detection integrated solid fixed bed of the present invention
Figure；
Fig. 6 is that a kind of controlled temperature combustion cell structure of controllable temperature gaseous contamination analyte detection integrated solid fixed bed of the present invention shows
It is intended to；
Fig. 7 is a kind of exhaust gas cooling device structure of controllable temperature gaseous contamination analyte detection integrated solid fixed bed of the present invention
Schematic diagram.
Attached drawing acceptance of the bid note is described below:
1, casing, 2, gas cylinder, 3, gas mass flow meter, 4, solenoid valve, 5, gas mixer, 51, mixing tank, 52,
Mixed plate, 53, mixing tube, 54, through-hole, 55, outer tube, 56, inner tube, 6, Tail gas measuring device, 7, exhaust gas cooling device, 71, lid
Plate, 72, inner sleeve, 73, silica wool, 74, collecting tank, 75, flue gas delivery mechanism, 76, cold-trap, 8, controlled temperature combustion room, 81, electricity
Machine, 82, appendix, 83, lead screw, the 84, first thermocouple, 85, supporting lug, 86, asbestos heat-insulating sleeve pipe, 87, temperature sensor,
88, ceramic coat pipe, 9, lifting platform, 91, support plate, 92, plug, 93, ceramic inner sleeve, 94, mention button, 95, burn cage, 96,
Card slot, the 97, second thermocouple, 10, control panel, 11, controller, 12, cooling fan.
Specific embodiment
In conjunction with the accompanying drawings, the present invention is further explained in detail.These attached drawings are simplified schematic diagram, only with
Illustration illustrates basic structure of the invention, therefore it only shows the composition relevant to the invention.
A kind of controllable temperature gaseous contamination analyte detection integrated solid fixed bed as shown in Figures 1 to 7, including casing 1, gas cylinder 2,
Gas mass flow meter 3, solenoid valve 4, gas mixer 5, Tail gas measuring device 6, exhaust gas cooling device 7, controlled temperature combustion room
8, lifting platform 9, control panel 10, controller 11.
As shown in Figure 1, the casing 1 has the hollow rectangular parallelepiped structure of single-open, consolidate in the side inner cavity of casing 1
Surely it is provided with controller 11, casing cover board is additionally provided in the opening of the same side casing 1, is fixedly installed control plane on casing cover board
Plate 10, control panel 10 is for showing and adjusting burning situation data.The gas cylinder 2, gas mass flow meter 3, solenoid valve
4, gas mixer 5, Tail gas measuring device 6, exhaust gas cooling device 7, controlled temperature combustion room 8, lifting platform 9 are then mounted in casing
The other side of chamber.
As shown in Figure 1, the gas outlet of gas cylinder 2 is connect with gas mass flow meter 3, gas mass flow meter 3 and solenoid valve 4
Connection, gas mass flow meter 3, solenoid valve 4 are connect with controller 11 respectively, and controller 11 passes through gas mass flow meter 3
The folding of feedback control solenoid valve 4 obtains mixing (or pure) gas of default component with this.
As shown in Figure 1, 2, the gas mixer 5 includes a closed mixing tank 51, mixed plate 52 and mixes
Pipe 53 is closed, 51 inner cavity of mixing tank is connected to the inner cavity of solenoid valve 4, mixing tube 53 respectively.
As shown in figure 3, the mixed plate 52 is fixedly disposed at the bending plate on the inner cavity of mixing tank 51, wherein mixing
The bending part of plate 52 is solid construction, and the part between 52 bending part of mixed plate is evenly arranged with through-hole 54, the folding of mixed plate 52
Crook is arranged towards 4 gas outlet of solenoid valve.A variety of single-component gas disperse and are formed sinuous flow by solid construction local collision, so that
Mutual collisional mixing between the gas of different component.
As shown in figure 4, the mixing tube 53 includes outer tube 55 and spiral is uniformly arranged in 55 inner cavity of outer tube
Several inner tubes 56, form the air-flow mutually rotated by inner tube 56 by the gas that tentatively mixes, into outer tube 55 after again
Collisional mixing, so that gas mixing is more uniform.
As shown in fig. 6, the controlled temperature combustion room 8 include the asbestos heat-insulating sleeve pipe 86 for heat preservation, temperature sensor 87,
Ceramic coat pipe 88, the first thermocouple 84, asbestos heat-insulating sleeve pipe 86 are fixed at 1 inner cavity of casing, and ceramic coat pipe 88 is arranged
In 86 inner cavity of asbestos heat-insulating sleeve pipe, temperature sensor 87 is embedded in the internal chamber wall of ceramic coat pipe 88 for detecting fire ring
The temperature in border, the first thermocouple 84 are uniformly laid between asbestos heat-insulating sleeve pipe 86 and ceramic coat pipe 88.Temperature sensor 87,
First thermocouple 84 is connect with controller 11 respectively, by temperature sensor 87 detect burning situation temperature, controller according to
Real time temperature and preset temperature are compared, and so as to adjust the calorific value of the first thermocouple 84, control the temperature of burning situation.
As shown in figure 5, the lifting platform 9 includes one piece of support plate 91, plug 92, ceramic inner sleeve 93；The plug
92 are fixed at 91 middle part of support plate, and ceramic 93 lower end of inner sleeve is fixed on plug 92, and under ceramic inner sleeve 93
End inner cavity is connected to by appendix 82 with mixing tube 53, is equipped with and 88 diameter of ceramic coat pipe on plug 92 around ceramic inner sleeve 93
To the identical card slot 96 of sectional view.
As shown in fig. 6, also axially disposed on the asbestos heat-insulating sleeve pipe 86 have supporting lug 85.
As shown in Figure 1, rotation is provided with lead screw 83 on supporting lug 85, one end of lead screw 83 is protected with asbestos are fixed at
Motor 81 on warm sleeve 86 is sequentially connected, and the other end of lead screw 83 is threadedly coupled with support plate 91, i.e., lead screw 83 can drive branch
Fagging 91 moves up and down, and the lead screw 83 drives ceramic 93 upper end of inner sleeve to be inserted in or extract out 88 inner cavity of ceramic coat pipe, pottery
When ceramic coat 88 inner cavity of pipe is inserted in 93 upper end of porcelain inner sleeve, 88 lower end of ceramic coat pipe is caught in card slot 96 and is sealed.
The exhaust gas cooling device 7 is connect with 88 upper end of ceramic coat pipe, and the Tail gas measuring device 6 and tail gas are cold
But device 7 connects.
In a kind of embodiment as shown in Figure 7, the exhaust gas cooling device 7 includes cold-trap 76, inner sleeve 72, quartz
Cotton 73, inner sleeve 72 are arranged in 76 inner cavity of cold-trap, and the upper end inner cavity of inner sleeve 72, the inner cavity of inner sleeve 72 is arranged in silica wool 73
Bottom surface middle position is provided with flue gas delivery mechanism 75, and flue gas delivery mechanism 75 is rolled by metal mesh, and the flue gas distributes
75 lower end of mechanism is connect by appendix 82 with 88 upper end of ceramic coat pipe；It is close simultaneously that cover board 71 is additionally provided on the cold-trap 76
Seal the opening of cold-trap 76 and inner sleeve 72；The Tail gas measuring device 6 is connect by appendix 82 with 72 upper end of inner sleeve.Cigarette
Gas overflows when passing through flue gas delivery mechanism 75 along mesh, directly blows out relative to flue gas and is easier to be dispersed into 72 inner cavity of inner sleeve
In, to be easier cooled.
In one embodiment, 72 intracavity bottom of inner sleeve is used to collect solid equipped with collecting tank 74 and liquid is miscellaneous
Matter, the bottom of silica wool 73 are equipped with the spherical structure being recessed upwards, and flue gas encounters spherical structure and generates turnup, further make cigarette
Gas dispersion, while liquid and solid impurity eventually fall into collecting tank 74 also along spherical surface towards the upper direction of collecting tank 74.
In a kind of embodiment as shown in Figure 1, the body of the gas cylinder 2 is fixed on by clip to be made of web plate welding
Casing 1 inner cavity in.
In a kind of embodiment as shown in Figure 2, the mixing tank 51 is rectangular parallelepiped structure, the side plate of mixing tank 51
On be uniformly arranged several solenoid valves 4, mixing tube 53 is arranged on another side plate normal thereto, in this way, which mixed gas can
Repeatedly with enter back into mixing tube 53 after the inner wall collisional mixing of mixing tank 51, enhance mixed effect.
In one embodiment, the burning cage 95 for holding burning material is provided in the ceramic inner sleeve 93,
The cage 95 that burns has engraved structure, and the second thermocouple 97 penetrates its inner cavity, the fever of the second thermocouple 97 from burning 95 lower end of cage
Part be located at burning cage 95 center position, burning 95 upper end of cage be connected with by chain mention buckle 94 be used for lift taking-up or put
Enter ceramic inner sleeve 93.
In one embodiment, the lead screw 83 drives ceramic 93 upper end of inner sleeve to extract out from 88 inner cavity of ceramic coat pipe
When, 12 pairs of the cooling fan ceramic inner sleeves 93 that 1 inner cavity of casing is arranged in cool down.
A kind of controllable temperature gaseous contamination analyte detection integrated solid fixed bed of the present invention, structurally reasonable, gas cylinder passes through
The output of gas componant needed for solenoid valve and gaseous mass flowmeter control, the gas after output are abundant by gas mixer
Enter the burning situation being made of controlled temperature combustion room and lifting platform after mixing；Controlled temperature combustion room is using the first thermocouple to fire ring
Border heating, by the real-time monitoring and feedback of temperature sensor, by the calorific value of the first thermocouple of controller real-time control, makes to fire
It burns environment and keeps constant temperature；Comburant is held by the cage that burns on lifting platform, the filling of comburant and combustion residue are convenient to remove；
It is sealed when lifting platform rises with controlled temperature combustion room, then comburant is lighted by the second thermocouple on lifting platform, avoid existing set
It is standby light comburant after reconnect and water-tight equipment caused by gaseous products be lost and ambient atmos are mixed into testing equipment
Problem；The gas pollutant that burning generates sufficiently distributes rapids cooling by flue gas delivery mechanism, the liquid contained in gas with
In solid waste collection to collecting tank, finally by the ingredient and content of Tail gas measuring device detection gas pollutant；Its structure is closed
Reason, has many advantages, such as that simple structure, easy to use, good airproof performance, intelligence degree are high, effectively solves existing detection device and uses
Inconvenient problem.
Taking the above-mentioned ideal embodiment according to the present invention as inspiration, through the above description, relevant staff is complete
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property range is not limited to the contents of the specification, it is necessary to which the technical scope thereof is determined according to the scope of the claim.
Claims (7)
1. a kind of controllable temperature gaseous contamination analyte detection integrated solid fixed bed, it is characterized in that: including casing (1), gas cylinder (2), gas
Mass flowmenter (3), solenoid valve (4), gas mixer (5), Tail gas measuring device (6), exhaust gas cooling device (7), temperature control
Combustion chamber (8), lifting platform (9), control panel (10), controller (11), the casing (1) have the hollow length of single-open
Cube structure is fixedly installed controller (11) in the side inner cavity of casing (1), is additionally provided in the opening of the same side casing (1)
Casing cover board is fixedly installed control panel (10) on casing cover board；
The gas cylinder (2), gas mass flow meter (3), solenoid valve (4), gas mixer (5), Tail gas measuring device
(6), exhaust gas cooling device (7), controlled temperature combustion room (8), lifting platform (9) are then mounted on the other side of chassis cavity；Gas cylinder (2)
Gas outlet is connect with gas mass flow meter (3), and gas mass flow meter (3) is connect with solenoid valve (4)；
The gas mixer (5) includes a closed mixing tank (51), mixed plate (52) and mixing tube (53), is mixed
Mould assembling (51) inner cavity is connected to the inner cavity of solenoid valve (4), mixing tube (53) respectively；The mixing tube (53) includes outer tube (55)
And the spiral several inner tubes (56) being uniformly arranged in outer tube (55) inner cavity；The mixed plate (52) is fixed setting
Bending plate on the inner cavity of mixing tank (51), wherein the bending part of mixed plate (52) is solid construction, mixed plate (52) bending
Between part be evenly arranged with through-hole (54), the bending part of mixed plate (52) is arranged towards solenoid valve (4) gas outlet；
The controlled temperature combustion room (8) includes asbestos heat-insulating sleeve pipe (86), temperature sensor (87), ceramic coat pipe (88),
One thermocouple (84), asbestos heat-insulating sleeve pipe (86) are fixed at casing (1) inner cavity, and ceramic coat pipe (88) is set in asbestos guarantor
In warm sleeve (86) inner cavity, temperature sensor (87) is embedded in the internal chamber wall of ceramic coat pipe (88), the first thermocouple (84)
Uniformly it is laid between asbestos heat-insulating sleeve pipe (86) and ceramic coat pipe (88)；
The lifting platform (9) includes one piece of support plate (91), plug (92), ceramic inner sleeve (93)；The plug (92) is solid
In the middle part of support plate (91), ceramic inner sleeve (93) lower end is fixed on plug (92) for fixed setting, and ceramic inner sleeve
(93) lower end inner cavity be connected to by appendix (82) with mixing tube (53), on plug (92) around ceramics inner sleeve (93) equipped with
The identical card slot (96) of ceramic coat pipe (88) radial section figure；
It is also axially disposed on the asbestos heat-insulating sleeve pipe (86) to have supporting lug (85), setting is rotated on supporting lug (85)
Have lead screw (83), one end of lead screw (83) is sequentially connected with the motor (81) being fixed on asbestos heat-insulating sleeve pipe (86), silk
The other end of thick stick (83) is threadedly coupled with support plate (91), and lead screw (83) drives ceramic inner sleeve (93) upper end to be inserted in or extract out
Ceramic coat pipe (88) inner cavity, when ceramic coat pipe (88) inner cavity is inserted in ceramic inner sleeve (93) upper end, ceramic coat pipe (88)
Lower end is caught in card slot (96)；
The exhaust gas cooling device (7) is connect with ceramic coat pipe (88) upper end, the Tail gas measuring device (6) and tail gas
Cooling device (7) connection.
2. a kind of controllable temperature gaseous contamination analyte detection integrated solid fixed bed according to claim 1, it is characterized in that: described
Exhaust gas cooling device (7) includes cold-trap (76), inner sleeve (72), silica wool (73), and inner sleeve (72) setting is in cold-trap (76)
Chamber, silica wool (73) are arranged in the upper end inner cavity of inner sleeve (72), and the inner chamber bottom surface middle position of inner sleeve (72) is provided with cigarette
Gas delivery mechanism (75), flue gas delivery mechanism (75) are rolled by metal mesh, and flue gas delivery mechanism (75) lower end passes through appendix
(82) it is connect with ceramic coat pipe (88) upper end；Be additionally provided with cover board (71) on the cold-trap (76) at the same seal cold-trap (76) and
The opening of inner sleeve (72)；The Tail gas measuring device (6) is connect by appendix (82) with inner sleeve (72) upper end.
3. a kind of controllable temperature gaseous contamination analyte detection integrated solid fixed bed according to claim 2, it is characterized in that: described
Inner sleeve (72) intracavity bottom is equipped with collecting tank (74) for collecting solid and liquid impurity, the bottom of silica wool (73) be equipped with to
The spherical structure of top recess.
4. a kind of controllable temperature gaseous contamination analyte detection integrated solid fixed bed according to claim 1, it is characterized in that: the gas
The body of bottle (2) is fixed in the inner cavity of the casing (1) made of web plate welding clip.
5. a kind of controllable temperature gaseous contamination analyte detection integrated solid fixed bed according to claim 1, it is characterized in that: described
Mixing tank (51) is rectangular parallelepiped structure, is uniformly arranged on the side plate of mixing tank (51) several solenoid valves (4), and mixing tube (53) is set
It sets on another side plate normal thereto.
6. a kind of controllable temperature gaseous contamination analyte detection integrated solid fixed bed according to claim 1, it is characterized in that: described
The burning cage (95) for holding burning material is provided in ceramic inner sleeve (93), burning cage (95) has engraved structure, the
Two thermocouples (97) penetrate its inner cavity from burning cage (95) lower end, and burning cage (95) upper end, which is connected with to mention by chain, buckles (94).
7. a kind of controllable temperature gaseous contamination analyte detection integrated solid fixed bed according to claim 1, it is characterized in that: described
When lead screw (83) drives ceramic inner sleeve (93) upper end to extract out from ceramic coat pipe (88) inner cavity, it is arranged in casing (1) inner cavity
Cooling fan (12) cools down to ceramic inner sleeve (93).
Priority Applications (1)
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