CN105699605B - A kind of current limliting column device applied to on-line computing model - Google Patents
A kind of current limliting column device applied to on-line computing model Download PDFInfo
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- CN105699605B CN105699605B CN201610192579.5A CN201610192579A CN105699605B CN 105699605 B CN105699605 B CN 105699605B CN 201610192579 A CN201610192579 A CN 201610192579A CN 105699605 B CN105699605 B CN 105699605B
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- current limliting
- limliting column
- column
- sealing ring
- carrier member
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- 238000007789 sealing Methods 0.000 claims description 43
- 230000008878 coupling Effects 0.000 claims description 20
- 238000010168 coupling process Methods 0.000 claims description 20
- 238000005859 coupling reaction Methods 0.000 claims description 20
- 239000000463 material Substances 0.000 claims description 8
- 239000003292 glue Substances 0.000 claims description 6
- 238000005192 partition Methods 0.000 claims description 6
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 abstract description 9
- 239000011521 glass Substances 0.000 abstract description 8
- 238000010521 absorption reaction Methods 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 abstract description 3
- 238000005259 measurement Methods 0.000 abstract description 3
- 238000001514 detection method Methods 0.000 abstract description 2
- 238000004868 gas analysis Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- -1 polytetrafluoroethylene Polymers 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 210000005239 tubule Anatomy 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0011—Sample conditioning
- G01N33/0016—Sample conditioning by regulating a physical variable, e.g. pressure or temperature
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Food Science & Technology (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
Abstract
The present invention is suitable for gas detection technology field, provide a kind of current limliting column device applied to on-line computing model, the current limliting column device includes current limliting column carrier member, pressing device, current limliting column module and switching device, the pressing device is sheathed on one end of the current limliting column module loaded in the current limliting column carrier member, for the other end of the current limliting column module loaded in the switching device, the switching device connects the current limliting column carrier member.Glass cylinder build current limliting column is compared with slim wafer type constrictor, flow can preferably be controlled, and improve the stability of flow, it applies in air quality on-line computing model, it can ensure light concentration gas sufficient soak time in absorption cell, and the purpose measured in real time can be met again, promotion system stability of flow avoids influence of the gas flow fluctuations to measurement；Loading assembly with upper flow column can be such that current limliting column is preferably connected in the gas circuit of ozone gas analyzer, and easy to disassemble.
Description
Technical field
The invention belongs to gas detection technology field more particularly to a kind of current limliting column devices applied to on-line computing model.
Background technology
Air quality on-line computing model, instrument internal or external often using a vacuum pump realization to entire gas circuit system
System provides power, and the real-time extraction sample gas of completion enters absorption cell and is monitored.Since monitor air inlet pipe generally uses tubule, such as
Internal diameter is 1/4 polyfluortetraethylene pipe of 3.35mm, to ensure the gas of low concentration in air when absorption cell has enough stops
Between, it is necessary to gas circuit gas flow is limited and controls stabilization.Current existing current-limiting apparatus, it is such as online in ozone gas
In analyzer, constrictor only has 1mm, outer diameter Φ 6mm inside to have the disk of φ 0.33mm apertures for a thickness, and instrument flow can
To be limited in 800cc/min or so, but flow bounce is larger, beyond ± 10cc/min, has harmful effect to optical signalling.
Slim wafer type constrictor is applied on ozone in-line analyzer, sample throughput bounce it is bigger (beyond ±
10cc/min）, influence to test.
The content of the invention
It is an object of the invention to provide a kind of current limliting column devices applied to on-line computing model, it is intended to solve above-mentioned skill
Art problem.
The present invention is achieved in that a kind of current limliting column device applied to on-line computing model, the current limliting column device bag
Current limliting column carrier member, pressing device, current limliting column module and switching device are included, the pressing device is sheathed on the current limliting column module
One end on loaded in the current limliting column carrier member, the other end of the current limliting column module is described loaded in the switching device
Switching device connects the current limliting column carrier member.
The present invention further technical solution be：The current limliting column module include current limliting column, protection pipe, the first fixed block,
Second fixed block and sealing glue, the current limliting column are fixed on the protection pipe by first fixed block and the second fixed block
Interior, the sealing glue seals the both ends of the protection pipe.
The present invention further technical solution be：The center line of the center line of the protection pipe and the current limliting column is located at same
On one straight line.
The present invention further technical solution be：The switching device includes current limliting adapter coupling, the second sealing ring, the 3rd
Sealing ring, current limliting switching nut and current limliting switching briquetting, the 3rd sealing ring is sheathed on the current limliting switching briquetting, described
One end of current limliting switching briquetting connects the current limliting adapter coupling through current limliting switching nut, the current limliting switching nut
One end, second sealing ring are sheathed on the other end of the current limliting adapter coupling.
The present invention further technical solution be：The pressing device includes current limliting trim ring and the first sealing ring, and described the
One sealing ring is sheathed on the current limliting trim ring.
The present invention further technical solution be：The entirety of the current limliting column carrier member is in multi-edge column-shaped, the current limliting column
One end top surface of carrier member is equipped with downward concave link slot, and the other end top surface of the current limliting column carrier member is equipped with to lower recess
Mounting groove, partition plate is equipped between the mounting groove and the link slot, the central point of the partition plate is equipped with through hole.
The present invention further technical solution be：The side wall of the link slot is equipped with internal thread.
The present invention further technical solution be：The side wall of the mounting groove is into stairstepping.
The present invention further technical solution be：The current limliting column device further includes straight coupling, the straight coupling with
The link slot is threadedly coupled.
The present invention further technical solution be：The protection pipe uses stainless steel tube；It is first sealing ring, second close
Seal and the 3rd sealing ring are using rubber material sealing ring or silica gel material sealing ring.
The beneficial effects of the invention are as follows：Glass cylinder build current limliting column, can be more preferable compared with slim wafer type constrictor
Control flow, and improve the stability of flow, apply in air quality on-line computing model, it is ensured that light concentration gas exists
Sufficient soak time in absorption cell, and the purpose measured in real time can be met again, promotion system stability of flow avoids gas stream
Influence of the amount fluctuation to measurement；Loading assembly with upper flow column can make current limliting column preferably be connected on ozone gas analysis
In the gas circuit of instrument, and it is easy to disassemble.
Description of the drawings
Fig. 1 is the sectional view for the current limliting column device applied to on-line computing model that inventive embodiments provide.
Fig. 2 is the exploded view for the current limliting column device applied to on-line computing model that inventive embodiments provide.
Specific embodiment
Reference numeral：1- current limliting column carrier member 2- the first sealing ring 3- current limliting trim ring 4- the second sealing ring 5- current limlitings turn
The 3rd sealing ring 8- current limlitings switching briquetting 9- straight coupling 10- current limliting column modules of connector 6- current limlitings switching nut 7-.
In order to improve the stability of flow of ozone gas analyzer, slim wafer type constrictor is designed to glass cylinder build
Current limliting column (outer diameter is Φ 2mm, length 38mm, and there is the glass cylinder of Φ 0.41mm apertures in centre), for the ease of installing,
Current limliting column is mounted on composition current limliting column module in the stainless steel tube of an outer diameter Φ 6.35mm, and designs suitable current limliting column dress
Holder 1 and trim ring etc., composition can be directly mounted at the current limliting column device in gas circuit.This device is installed on ozone gas analysis
Instrument has flow good current limitation effect, and air-channel system stability of flow（Flow bounce is less than ± 1cc/min）, current-limiting apparatus
It is easily installed and later maintenance.
Current limliting column：
Outer diameter is Φ 2mm, length 38mm, and there is the glass cylinder of Φ 0.41mm apertures in centre, and ozone is to glass material
It is reactionless（The only resistance to ozone of polytetrafluoroethylene (PTFE) and glass material）, ensure device long-time stability.
Current limliting column module sleeve upper flow trim ring and O-shaped first sealing ring 2 are inserted into current limliting column carrier member 1, Ran Houyong
Current limliting adapter coupling puts on O-shaped second sealing ring 4 and is tightened in current limliting column carrier member, and current limliting switching nut set upper flow turns
It connects briquetting and O-shaped 3rd sealing ring 7 is tightened on current limliting adapter coupling, form current limliting column device.
As shown in Figure 1, a kind of current limliting column device applied to on-line computing model provided by the invention, the current limliting column device
The current limliting is sheathed on including current limliting column carrier member 1, pressing device, current limliting column module 10 and switching device, the pressing device
Loaded in the current limliting column carrier member 1 on one end of column module 10, the other end of the current limliting column module 10 is loaded on the switching
In device, the switching device connects the current limliting column carrier member 1.Glass cylinder build current limliting column is limited compared with slim wafer type
Flow can preferably control flow, and improve the stability of flow, apply in air quality on-line computing model, Ke Yibao
Light concentration gas sufficient soak time in absorption cell is demonstrate,proved, and the purpose measured in real time can be met again, promotion system flow
Stablize, avoid influence of the gas flow fluctuations to measurement；Loading assembly with upper flow column can make current limliting column preferably connect
In the gas circuit of ozone gas analyzer, and it is easy to disassemble.
The current limliting column module 10 includes current limliting column, protection pipe, the first fixed block, the second fixed block and sealing glue, institute
It states current limliting column to be fixed in the protection pipe by first fixed block and the second fixed block, the glue that seals is by the guarantor
The both ends sealing of pillar.
The center line of the protection pipe and the center line of the current limliting column are located along the same line.
The switching device include current limliting adapter coupling 5, the second sealing ring 4, the 3rd sealing ring 7, current limliting switching nut 6 and
Current limliting switching briquetting 8, the 3rd sealing ring 7 are sheathed on the current limliting switching briquetting 8, and the one of the current limliting switching briquetting 8
End is transferred nut 6 through the current limliting, and current limliting switching nut 6 connects one end of the current limliting adapter coupling 5, and described second
Sealing ring 4 is sheathed on the other end of the current limliting adapter coupling 5.
The pressing device includes 3 and first sealing ring 2 of current limliting trim ring, and first sealing ring 2 is sheathed on the current limliting
On trim ring 3.
The entirety of the current limliting column carrier member 1 is in multi-edge column-shaped, and one end top surface of the current limliting column carrier member 1 is equipped with downwards
Concave link slot, the other end top surface of the current limliting column carrier member are equipped with downward concave mounting groove, the mounting groove and institute
It states and partition plate is equipped between link slot, the central point of the partition plate is equipped with through hole.
The side wall of the link slot is equipped with internal thread.
The side wall of the mounting groove is into stairstepping.
The current limliting column device further includes straight coupling 9, and the straight coupling 9 is threadedly coupled with the link slot.
The protection pipe uses stainless steel tube；First sealing ring 2, the second sealing ring 4 and the 3rd sealing ring 7 use
Be rubber material sealing ring or silica gel material sealing ring.
The center of the current limliting adapter coupling 5 is equipped with circular connecting hole, and the surface of the current limliting adapter coupling 5 is equipped with
Even anti-slip tank.Equipped with anti-slip tank so that when mounted, being easily locked screw thread.
Downward concave limiting slot, the /V there are two being set on one faceted pebble of the prism of the current limliting column carrier member 1
The section of slot is into circle.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
All any modification, equivalent and improvement made within refreshing and principle etc., should all be included in the protection scope of the present invention.
Claims (9)
1. a kind of current limliting column device applied to on-line computing model, which is characterized in that the current limliting column device is filled including current limliting column
Holder, pressing device, current limliting column module and switching device, the pressing device are sheathed on one end of the current limliting column module and fill
In in the current limliting column carrier member, loaded in the switching device, the switching device connects the other end of the current limliting column module
Connect the current limliting column carrier member;
The current limliting column module includes current limliting column, protection pipe, the first fixed block, the second fixed block and sealing glue, the current limliting
Column is fixed on by first fixed block and the second fixed block in the protection pipe, and the glue that seals is by the protection pipe
Both ends seal.
2. current limliting column device according to claim 1, which is characterized in that the center line of the protection pipe and the current limliting column
Center line be located along the same line.
3. current limliting column device according to claim 2, which is characterized in that the switching device include current limliting adapter coupling,
Second sealing ring, the 3rd sealing ring, current limliting switching nut and current limliting switching briquetting, the 3rd sealing ring are sheathed on the current limliting
It transfers on briquetting, one end of the current limliting switching briquetting passes through current limliting switching nut, the current limliting switching nut connection institute
One end of current limliting adapter coupling is stated, second sealing ring is sheathed on the other end of the current limliting adapter coupling.
4. current limliting column device according to claim 3, which is characterized in that the pressing device includes current limliting trim ring and first
Sealing ring, first sealing ring are sheathed on the current limliting trim ring.
5. current limliting column device according to claim 4, which is characterized in that the entirety of the current limliting column carrier member is in polygon prism
Shape, one end top surface of the current limliting column carrier member are equipped with downward concave link slot, the other end top of the current limliting column carrier member
Face is equipped with downward concave mounting groove, and partition plate is equipped between the mounting groove and the link slot, and the central point of the partition plate is set
There is through hole.
6. current limliting column device according to claim 5, which is characterized in that the side wall of the link slot is equipped with internal thread.
7. current limliting column device according to claim 6, which is characterized in that the side wall of the mounting groove is into stairstepping.
8. current limliting column device according to claim 7, which is characterized in that the current limliting column device further includes straight coupling,
The straight coupling is threadedly coupled with the link slot.
9. current limliting column device according to claim 8, which is characterized in that the protection pipe uses stainless steel tube；Described
One sealing ring, the second sealing ring and the 3rd sealing ring are using rubber material sealing ring or silica gel material sealing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610192579.5A CN105699605B (en) | 2016-03-30 | 2016-03-30 | A kind of current limliting column device applied to on-line computing model |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610192579.5A CN105699605B (en) | 2016-03-30 | 2016-03-30 | A kind of current limliting column device applied to on-line computing model |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105699605A CN105699605A (en) | 2016-06-22 |
| CN105699605B true CN105699605B (en) | 2018-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610192579.5A Active CN105699605B (en) | 2016-03-30 | 2016-03-30 | A kind of current limliting column device applied to on-line computing model |
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206074541U (en) * | 2016-03-30 | 2017-04-05 | 深圳市赛宝伦科技有限公司 | A kind of current limliting column device for being applied to on-line computing model |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH574676A5 (en) * | 1974-08-29 | 1976-04-15 | Bbc Brown Boveri & Cie | |
| CN201343446Y (en) * | 2008-12-29 | 2009-11-11 | 河北先河环保科技股份有限公司 | Ozone generator capable of generating ozone with accurate concentration |
| CN204004900U (en) * | 2014-07-15 | 2014-12-10 | 哈尔滨飞机工业集团有限责任公司 | A kind of heating system bleed current limliting joint |
| CN204495624U (en) * | 2015-02-10 | 2015-07-22 | 中国南方电网有限责任公司超高压输电公司检修试验中心 | One carries out SF 6the coupling arrangement that gas sample detects |
| CN205045822U (en) * | 2015-09-01 | 2016-02-24 | 三河市清源绿创环境技术有限公司 | High concentration ozone producer |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206074541U (en) * | 2016-03-30 | 2017-04-05 | 深圳市赛宝伦科技有限公司 | A kind of current limliting column device for being applied to on-line computing model |
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| CN105699605A (en) | 2016-06-22 |
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Effective date of registration: 20230608 Granted publication date: 20180518 |