CN206038511U - Measure air chamber and install ultraviolet flue gas analyzer of this air chamber - Google Patents
Measure air chamber and install ultraviolet flue gas analyzer of this air chamber Download PDFInfo
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- CN206038511U CN206038511U CN201621006601.4U CN201621006601U CN206038511U CN 206038511 U CN206038511 U CN 206038511U CN 201621006601 U CN201621006601 U CN 201621006601U CN 206038511 U CN206038511 U CN 206038511U
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- air chamber
- flue gas
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Abstract
The utility model relates to a measure air chamber and install ultraviolet flue gas analyzer of this air chamber, install speculum group and battery of lens respectively including the both ends of air chamber casing, air chamber casing, speculum group is including speculum casing and speculum, the battery of lens includes convex lens and lens casing, just the speculum casing all is equipped with the through -hole that makes its front and back gas circuit intercommunication with lens casing's lateral wall, and still be equipped with the thermocouple with hotting mask and measuring air chamber temperature on the air chamber, and be equipped with silica gel shock attenuation cover, whole flue gas analyzer adopts the two -stage filter core mode of filtering, guarantee measurement accuracy, it is flat that the lateral wall is passed through at the both ends of air chamber, also wrap up flat route in adding the hotting mask totally, the filter core, air chamber whole journey heats to more than the boiling point of water, the air chamber does not have the production of aqueous water, avoid water to measuring gaseous adsorption interference.
Description
Technical field
This utility model belongs to flue gas inspection technical field, specifically related to a kind of to measure air chamber and be provided with the purple of the air chamber
Outer flue gas analyzer.
Background technology
At present, atmospheric pollution has become the huge obstacle of China's urban economy development and social progress.Atmospheric pollution institute
The health problem of initiation, has caused the very big attention of national governments and the common people.Concentration to specific gas in waste gas of pollutant
With the detection of discharge capacity, adopting ultraviolet flue gas analyzer, ultraviolet flue gas analyzer measurement air chamber to be arranged in sampling tube, air chamber more
The general warp-wise of air inlet and gas outlet arrange, can so increase the diameter of sampling tube, increase overall weight and cost, using non-
Often inconvenience.
In detection process, due to accuracy of detection temperature influence it is larger, the measurement gas that at present ultraviolet flue gas analyzer is used
Also not there is insulation effect and being difficult to remove smoke the impact of middle moisture for room;And this precision instrument to the stability of system and
Shockproof requirement is very high, and traditional design certainty of measurement can not meet the detection to high humility low concentration pollution gas will
Ask, measurement efficiency is low, data wander is big.
In order to ensure certainty of measurement, improve using effect, need badly and design is improved to measuring air chamber structure.
Utility model content
Technical problem to be solved in the utility model is existing measurement air chamber without Insulation, impact gas detecting essence
Degree;And suction nozzle and outlet nozzle are perpendicular to circuit design, increase sampling pipe diameter, measurement inconvenience, cost height etc., propose a kind of survey
Measure air chamber and the ultraviolet flue gas analyzer of the air chamber is installed, filter element, air chamber whole process are heated to more than the boiling point of water, air chamber aneroid
The generation of state water, it is to avoid adsorptive hindrance of the water to measurement gas;Flue Primordial Qi is measured, without the need for condensation dehydration, it is to avoid dehydration loss.
This utility model is realized using following technical scheme:A kind of measurement air chamber, including gas chamber shell, air chamber shell
The two ends of body are separately installed with speculum group and lens group, and the speculum group includes reflecting mirror housing and reflecting mirror, described
Microscope group includes convex lenss and lens housing, and the reflecting mirror housing is equipped with gas circuit before and after making which and is connected with the side wall of lens housing
Logical through hole, and the thermocouple of heating film and detection air chamber temperature is additionally provided with air chamber.In reflecting mirror housing and shells of lenses
Arranging on the side wall of body makes the through hole of its gas circuit connection in front and back, it is ensured that outlet nozzle is radially arranged, thus, effectively reducing sampling tube
It is diameter, cost-effective and easy for operation.
Further, also include two grades of filter element shells being connected with reflecting mirror housing and be arranged in two grades of filter element shells
Tetrafluoro filter element.Gas is entered by two grades of filter element shell front end airflow mouths, diffuses into two grades of filter element shells through tetrafluoro filter element.
In actual use, often there is user and forget to install filter core in Jing, and the present embodiment arranges two grades of filter elements on air chamber, carry
High filtration effect, while avoid forgetting to install filter core pollution air chamber detection environment.
Further, the shock-absorbing sleeve being adapted to air chamber lateral wall is additionally provided with outside the air chamber, and the shock-absorbing sleeve is provided with
Some hollow ribs, the hollow rib are fitted with sampling inside pipe wall and play shock absorbing effect.
Further, the shock-absorbing sleeve adopts high temperature resistant silica gel, by air chamber overcoat silica gel shock-absorption, reducing temperature drift and shake
The dynamic impact to optical analysiss part.
Further, also include connecting the optical fiber head roll adjustment component of optical fiber, the optical fiber head roll adjustment component includes light
Fine seat and fiber cover, optical fiber peripheral hardware optical fiber jacket damping, and optical fiber pass through optical fiber pressure cap and optical fiber tapered sleeve with air chamber junction
Optical fiber is further fixed, duplicate protection, it is to avoid vibration and optical fiber loosen and causes spectral drift, affect accuracy of measurement.
Further, the air chamber adopts titanium material, highly strong, lightweight, easy for operation.
The present embodiment also proposes a kind of ultraviolet flue gas analyzer in addition, including sampling tube, control main frame, ultraviolet flue gas analysis
The measurement air chamber of structure described above is installed in instrument, is additionally provided with to receive thermocouple detection signal simultaneously in the control main frame
The temperature control modules of control heating film heating.
Further, it is additionally provided with vacuum heat-preserving sleeve pipe on the sampling tube, vacuum heat-preserving sleeve pipe includes trocar sheath and interior
Sleeve pipe, forms vacuum layer between trocar sheath and inner sleeve, vacuum heat-preserving sleeve pipe adopts double-layer vacuum pumping technology, plays thermal insulation
Effect, it is to avoid heating scald and flue temperature to measure air chamber temperature control interference.
Further, thermal radiation resistant layer is equipped with the inwall of the trocar sheath and the outer wall of inner sleeve, set in vacuum layer
It is equipped with getter, and the trocar sheath and is additionally provided with copper tube.
Further, the thermal radiation resistant layer is copper plate or silver coating, to shield heat radiation.And the trocar sheath and interior
Sleeve pipe adopts titanium alloy.Fitting with inner sleeve argon arc welding sealing welding of conveniently carry out after draw process at trocar sheath two ends.
The copper tube is through silver soldering soldering on trocar sheath.Vacuum heat-preserving sleeve pipe is placed between trocar sheath and inner sleeve before assembling
If dry tablet zirconium vanadium iron getter, vacuum heat-preserving sleeve pipe by copper tube after vacuum pump evacuation with hydraulic tongs by copper tube pinch off
Sealing.Then will be equipped with getter region carries out or so 400 ° of -500 ° of activated at half an hour.At this moment interbedded vacuum
Understand very low to reach vacuum insulation effect.
Compared with prior art, advantage of the present utility model and good effect are:
This programme is subtracted by air chamber structure Curve guide impeller, integrally adding heating film, and be provided with silica gel outside air chamber
Shake set, and vacuum heat-preserving sleeve pipe is set outside sampling tube, preferably protection is reached to the precision and measurement process of instrument, together
Shi Tigao certainties of measurement and stability of instrument;Two grades of filter element shells are set on air chamber, and whole flue gas analyzer is filtered using two-stage
Core filter type, ensures certainty of measurement, and the two ends of air chamber are flat by side wall, reduce the diameter of sampling tube, and air chamber adopts titanium
Material, high intensity, light weight are easy for operation, and air chamber two is flat by side wall, flat path is also completely encapsulated in and is added
In hotting mask, filter element, air chamber whole process are heated to more than the boiling point of water, generation of the air chamber without aqueous water, it is to avoid water is to measuring gas
Adsorptive hindrance.
Description of the drawings
Fig. 1 is air chamber structure schematic diagram described in this utility model embodiment one;
Fig. 2 is shock-absorbing sleeve side-looking described in this utility model embodiment one with reference to figure;
Fig. 3 is air chamber described in this utility model embodiment one and optical connection structure schematic diagram;
Structural representations of the Fig. 4 for vacuum heat-preserving sleeve pipe described in this utility model embodiment two;
Fig. 5 is ultraviolet flue gas analyzer structural reference figure described in this utility model embodiment two;
Wherein:1st, two grades of filter element shells;2nd, tetrafluoro filter element;3rd, reflecting mirror housing;4th, reflecting mirror;5th, gas chamber shell;6th, it is convex
Lens;7th, lens housing;8th, optical fiber head roll adjustment component;9th, outlet nozzle;10th, optical fiber head;11st, shock-absorbing sleeve;111st, hollow rib;
12nd, fiber bench;13rd, fiber cover;14th, optical fiber jacket;15th, optical fiber pressure cap;16th, optical fiber tapered sleeve;17th, trocar sheath;18th, inner sleeve;
19th, copper tube;20th, getter;21st, sampling tube;211st, measure air chamber;22nd, control main frame;221st, temperature control modules.
Specific embodiment
In order to be more clearly understood from above-mentioned purpose of the present utility model, feature and advantage, below in conjunction with the accompanying drawings and
Embodiment is described further to this utility model.Elaborate many details in order to fully understand in the following description
This utility model, but, this utility model can also be implemented using other modes described here are different from, therefore, this reality
Following public specific embodiment is not limited to new.
Embodiment one, Fig. 1 is referred to, the present embodiment proposes a kind of measurement air chamber, with reference to Fig. 1, including gas chamber shell 5, air chamber
The two ends of housing 5 are separately installed with speculum group and lens group, and the speculum group includes reflecting mirror housing 3 and reflecting mirror 4, institute
Stating lens group includes convex lenss 6 and lens housing 7, and the reflecting mirror housing 3 is equipped with the side wall of lens housing 7 before making which
The through hole that gas circuit is connected afterwards, gas circuit is flat along arrow sensing as shown in fig. 1, and is additionally provided with heating film and detection on air chamber
The thermocouple of air chamber temperature.The through hole for making gas circuit before and after which connect, guarantor are set on side wall of the reflecting mirror housing with lens housing
Card outlet nozzle 9 is radially arranged, thus, effectively reducing the diameter of sampling tube, cost-effective and easy for operation.Air chamber structure
Curve guide impeller ensure that whole air current flow is completed in air chamber whole interior, air chamber entirety outer surface is bright and clean, and the present embodiment is excellent
Heating film is selected to adopt polyimide heater film, using thermostatic control, homogeneous heating, air chamber two are flat by side wall, will be flat
Path is also completely encapsulated in heating film, and the heating film is connected with control main frame, by control main frame accurate adjustment temperature,
The present embodiment, control air chamber temperature is at 120 degrees Celsius, it is ensured that gas is kept at temperature constant state evaporated condensation water in flow process
Occur, it is ensured that accuracy of detection.
In actual use, often there is the situation that user forgets installation filter core in Jing, and the environment of air chamber can be made
Into impact, the present embodiment arranges two grades of filter elements on air chamber, that is, measure two grades of filters that air chamber also includes being connected with reflecting mirror housing 3
Core shell body 1 and the tetrafluoro filter element 2 being arranged in two grades of filter element shells 1.As shown by the arrows in Figure 1, gas is by two grades of filter-core shells
1 front end airflow mouth of body is entered, and diffuses into two grades of filter element shells 1 through tetrafluoro filter element 2, improves filter effect, while avoiding forgetting
Note installs filter core pollution air chamber detection environment.
As in use, any trickle vibrations all can be to the Detection results of impact air chamber, with reference to Fig. 2, this reality
Apply example and the shock-absorbing sleeve 11 being adapted to air chamber lateral wall is set outside the air chamber, the shock-absorbing sleeve is provided with some hollow muscle
Bar 111, the hollow rib 111 are fitted with sampling inside pipe wall and play shock absorbing effect.The hollow rib 111 can be along gas
Room circumferencial direction is arranged, it is also possible to arranged along air chamber radial direction, and the present embodiment is preferably arranged along air chamber radial direction, and hollow
The quantity of rib be 3-4 bars, the present embodiment preferably 3;The shock-absorbing sleeve 111 adopts high temperature resistant silica gel, by air chamber overcoat
Silica gel shock-absorption, reduces the impact of temperature drift and vibrations to optical analysiss part.
With reference to Fig. 3, it is air chamber and optical fiber structure connection diagram, the air chamber also includes the optical fiber head for connecting optical fiber
Roll adjustment component 8, the optical fiber head roll adjustment component 8 include the fiber bench 12 and fiber cover 13 for fixing optical fiber, and in optical fiber peripheral hardware light
14 damping of fine sheath, and optical fiber passes through optical fiber pressure cap 15 with air chamber junction and optical fiber is further fixed by optical fiber tapered sleeve 16,
Duplicate protection, it is to avoid vibration and optical fiber loosen and causes spectral drift, affect accuracy of measurement, and air chamber adopts titanium in embodiment
Material, it is highly strong, lightweight, it is easy for operation.
The present embodiment is by air chamber structure Curve guide impeller, integrally adding heating film, and being provided with silica gel outside air chamber
Shock-absorbing sleeve, while arranging two grades of filter element shells on air chamber, whole flue gas analyzer adopts two-stage filter element filtering mode, air chamber two
Head is flat by side wall, and flat path is also completely encapsulated in heating film, filter element, air chamber whole process be heated to the boiling point of water with
On, generation of the air chamber without aqueous water, it is to avoid adsorptive hindrance of the water to measurement gas ensures certainty of measurement, easy for operation.
Embodiment two, Fig. 5 is referred to, the present embodiment proposes a kind of ultraviolet flue gas analyzer, including sampling tube 21, control main frame
The measurement air chamber 211 of structure described in embodiment one, the control main frame 22 is also equipped with 22, and the ultraviolet flue gas analyzer
The temperature control modules 221 for receiving thermocouple detection signal and controlling heating film heating are additionally provided with inside.
It is in operation detection process, in order to avoid heating is scalded and interference of the flue temperature to measurement 211 temperature control of air chamber, described
The vacuum heat-preserving sleeve pipe being additionally provided with sampling tube 21 shown in Fig. 4, vacuum heat-preserving sleeve pipe include trocar sheath 17 and inner sleeve 18, outward
Vacuum layer is formed between sleeve pipe 17 and inner sleeve 18, and vacuum heat-preserving sleeve pipe adopts double-layer vacuum pumping technology, plays thermal insulation
Effect, while in order to shield heat radiation, be equipped with thermal radiation resistant on the inwall of the trocar sheath 17 with the outer wall of inner sleeve 18
Layer, the thermal radiation resistant layer are copper plate or silver coating, be provided with getter 20, and the trocar sheath and also set up in vacuum layer
There is copper tube 19.
The trocar sheath and inner sleeve adopt titanium alloy material, 17 two ends of trocar sheath through the draw process after with inner sleeve
Laminating conveniently carries out argon arc welding sealing welding, and the copper tube 19 is through silver soldering soldering on trocar sheath 17.Vacuum heat-preserving sleeve pipe
If dry tablet getter 20 is placed between trocar sheath 17 and inner sleeve 18 before assembling, such as place 4-5 piece zirconium vanadium iron getteies,
Vacuum heat-preserving sleeve pipe by copper tube 19 after vacuum pump evacuation with hydraulic tongs by 19 pinched-off seal of copper tube, naturally it is also possible to
Using anury vacuum method.Then will be equipped with 20 region of getter carries out or so 400 DEG C of -500 DEG C of activated at half an hour.At this moment it is true
Vacuum between dead level can basically reach vacuum, and insulation effect is more preferable.
The present embodiment by sampling tube arrange vacuum heat-preserving sleeve pipe, air chamber structure application described in conjunction with the embodiments,
Filter element, air chamber whole process is made to be heated to more than the boiling point of water, generation of the air chamber without aqueous water, it is to avoid water is done to the absorption for measuring gas
Disturb.Flue Primordial Qi is measured, without the need for condensation dehydration, it is to avoid dehydration loss.
The above, is only preferred embodiment of the present utility model, is not to make other forms to this utility model
Restriction, any those skilled in the art changed possibly also with the technology contents of the disclosure above or be modified as equivalent
The Equivalent embodiments of change are applied to other fields, but every without departing from technical solutions of the utility model content, according to this reality
Any simple modification, equivalent variations and the remodeling made to above example with new technical spirit, still falls within this practicality new
The protection domain of type technical scheme.
Claims (10)
- It is 1. a kind of to measure air chamber, it is characterised in that:Including gas chamber shell, gas chamber shell two ends be separately installed with speculum group and Lens group, the speculum group include reflecting mirror housing and reflecting mirror, and the lens group includes convex lenss and lens housing, and institute State reflecting mirror housing and be equipped with the through hole for connecting gas circuit before and after which with the side wall of lens housing, and be additionally provided with heating on air chamber The thermocouple of film and detection air chamber temperature.
- 2. measurement air chamber according to claim 1, it is characterised in that:Also include two grades of filter elements being connected with reflecting mirror housing Housing and the tetrafluoro filter element being arranged in two grades of filter element shells.
- 3. measurement air chamber according to claim 1, it is characterised in that:It is additionally provided with outside the air chamber suitable with air chamber lateral wall The shock-absorbing sleeve matched somebody with somebody, and the shock-absorbing sleeve is provided with some hollow ribs.
- 4. measurement air chamber according to claim 3, it is characterised in that:The shock-absorbing sleeve material adopts high temperature resistant silica gel.
- 5. measurement air chamber according to claim 1, it is characterised in that:Also include connecting the optical fiber head roll adjustment group of optical fiber Part, the optical fiber head roll adjustment component include the fiber bench and fiber cover to fixed optical fiber.
- 6. the measurement air chamber according to any one of claim 1-5, it is characterised in that:The air chamber adopts titanium material.
- 7. a kind of ultraviolet flue gas analyzer, including sampling tube, control main frame, it is characterised in that:Peace in the ultraviolet flue gas analyzer of institute Equipped with the measurement air chamber described in any one of claim 1-6, it is additionally provided with to receive thermocouple detection letter in the control main frame Number and control heating film heating temperature control modules.
- 8. ultraviolet flue gas analyzer according to claim 7, it is characterised in that:Vacuum guarantor is additionally provided with the sampling tube Warm sleeve, vacuum heat-preserving sleeve pipe include trocar sheath and inner sleeve, form vacuum layer between trocar sheath and inner sleeve.
- 9. ultraviolet flue gas analyzer according to claim 8, it is characterised in that:The inwall of the trocar sheath and inner sleeve Thermal radiation resistant layer is equipped with outer wall, is provided with getter, and the trocar sheath and is additionally provided with copper tube in vacuum layer.
- 10. ultraviolet flue gas analyzer according to claim 9, it is characterised in that:The thermal radiation resistant layer be copper plate or Silver coating.
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CN201621006601.4U CN206038511U (en) | 2016-08-31 | 2016-08-31 | Measure air chamber and install ultraviolet flue gas analyzer of this air chamber |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN109596523A (en) * | 2018-12-19 | 2019-04-09 | 北京航天易联科技发展有限公司 | A kind of hot and humid environment steam on-line measuring device |
CN110426349A (en) * | 2019-08-30 | 2019-11-08 | 青岛众瑞智能仪器有限公司 | A kind of method and its gas chamber, measuring instrument improving flue gas analyzer stability |
CN112444498A (en) * | 2020-11-17 | 2021-03-05 | 安徽蓝之青环保科技有限公司 | Ultraviolet flue gas analyzer and analysis method thereof |
CN116026624A (en) * | 2023-02-10 | 2023-04-28 | 四川晟蔚智能科技有限公司 | Single-pass water vapor decomposition efficiency testing system and testing method of water vapor decomposition device |
-
2016
- 2016-08-31 CN CN201621006601.4U patent/CN206038511U/en active Active
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109596523A (en) * | 2018-12-19 | 2019-04-09 | 北京航天易联科技发展有限公司 | A kind of hot and humid environment steam on-line measuring device |
CN110426349A (en) * | 2019-08-30 | 2019-11-08 | 青岛众瑞智能仪器有限公司 | A kind of method and its gas chamber, measuring instrument improving flue gas analyzer stability |
CN110426349B (en) * | 2019-08-30 | 2023-05-30 | 青岛众瑞智能仪器股份有限公司 | Method for improving stability of flue gas analyzer, gas chamber and measuring instrument thereof |
CN112444498A (en) * | 2020-11-17 | 2021-03-05 | 安徽蓝之青环保科技有限公司 | Ultraviolet flue gas analyzer and analysis method thereof |
CN112444498B (en) * | 2020-11-17 | 2023-03-31 | 安徽蓝之青环保科技有限公司 | Ultraviolet flue gas analyzer and analysis method thereof |
CN116026624A (en) * | 2023-02-10 | 2023-04-28 | 四川晟蔚智能科技有限公司 | Single-pass water vapor decomposition efficiency testing system and testing method of water vapor decomposition device |
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