CN208488380U - A kind of measuring cell of the multiple Zigzag type of the optical path of CEMS - Google Patents
A kind of measuring cell of the multiple Zigzag type of the optical path of CEMS Download PDFInfo
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- CN208488380U CN208488380U CN201821299644.5U CN201821299644U CN208488380U CN 208488380 U CN208488380 U CN 208488380U CN 201821299644 U CN201821299644 U CN 201821299644U CN 208488380 U CN208488380 U CN 208488380U
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- fluorine glue
- measuring cell
- ring seal
- zigzag type
- dove prism
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Abstract
The utility model discloses a kind of measuring cells of the multiple Zigzag type of the optical path of CEMS, there are two Dove prism installation lid in right side is total, there are two fluorine glue O-ring seal a for the left side pad of two Dove prism installation lids, there are two Dove prisms for the left side installation of two fluorine glue O-ring seal a, there are two fluorine glue gaskets for the left side pad of two Dove prisms, there are two fluorine glue O-ring seal b for the left side pad of two fluorine glue gaskets, Zigzag type measuring cell is installed on the left of two fluorine glue O-ring seal b, the upper right side and left front of Zigzag type measuring cell are mounted on silk plug, the upper left side of Zigzag type measuring cell is equipped with pagoda connector, fluorine glue O-ring seal b is lined on the left of Zigzag type measuring cell, fluorine glue O-ring seal c is lined with above fluorine glue O-ring seal b.Repeatedly turning back for optical path may be implemented in the utility model, and structure can repeatedly extend, and realizes long light path measurement with volume change as small as possible, meets the measurement of low concentration gas componant.
Description
Technical field
The utility model relates to measuring cell field, specially a kind of measuring cell of the multiple Zigzag type of the optical path of CEMS.
Background technique
It is a kind of maturation that ultraviolet difference absorption spectroscopy techniques, which measure the substance with characteristic absorption in ultraviolet region,
Measurement gas componant ratio technology, and fixed-contamination source emission fume continuous monitoring system (CEMS) kind obtain extensively
And it successfully applies.Since the characteristic absorption shape of gas with various is different, carrying out analysis using full spectrum can be by different gas
Body is distinguished, while measuring multiple gases, and structure is simple, mainly by radiating light source, measuring cell, sub-ray spectrometer three parts
Composition, radiating light source provide the broadband spectral in instrumentation wave band, are transmitted by optical fiber, penetrate light and flow through measuring cell
Sample to be tested, then it is transferred to sub-ray spectrometer, after beam splitter is divided, the light energy of various different-wavebands is adopted by detector
Collect and be sent to data processing module, the concentration of each component to be measured is obtained by spectrum analysis.In the analysis using this technology
In instrument, measuring cell is a very important component part, because working as concentration of the under test gas ingredient in sample to be tested
When lower, it is desirable to must have the measuring cell of sufficient length so as to effectively measure and obtain sufficiently accurate result.But
The increase of measurement pond length can not only greatly increase the manufacturing cost of analysis meter, and can overall structure to analyzer and
The installation and carrying of instrument cause very big influence and inconvenience.
Utility model content
The technical issues of the utility model is solved is to provide a kind of measuring cell of the multiple Zigzag type of optical path of CEMS, tie
Structure can repeatedly extend, and meet the measurement of low concentration gas componant.
The technical problem solved by the utility model is implemented by the following technical solutions: a kind of optical path of CEMS is repeatedly rolled over
Return the measuring cell of formula, including Dove prism installation lid, fluorine glue O-ring seal a, Dove prism, fluorine glue gasket, fluorine glue are O-shaped close
Seal b, Zigzag type measuring cell, silk plug, pagoda connector, fluorine glue O-ring seal c, diaphragm, lens mounting base, ultraviolet tekite
English biconvex lens, ultraviolet vitreous silica plano-convex lens, optical path adjust flange, the output optical fiber connector, incident optical connector, incident light
Fine and the output optical fiber, the right side Dove prism installation lid altogether there are two, the left side of two Dove prisms installation lids is lined with
The left side installation of two fluorine glue O-ring seal a, two fluorine glue O-ring seal a are there are two the Dove prism, and two
There are two the fluorine glue gaskets for the left side pad of a Dove prism, and there are two institutes for the left side pad of two fluorine glue gaskets
Fluorine glue O-ring seal b is stated, the Zigzag type measuring cell is installed on the left of two fluorine glue O-ring seal b, it is described to turn back
The upper right side and left front of formula measuring cell are mounted on the silk plug, and the upper left side of the Zigzag type measuring cell is equipped with the treasured
Tower connector is lined with the fluorine glue O-ring seal b, the top of the fluorine glue O-ring seal b on the left of the Zigzag type measuring cell
It is lined with the fluorine glue O-ring seal c, the fluorine glue gasket is lined on the left of the fluorine glue O-ring seal b, the fluorine glue is close
The diaphragm is installed above packing, the Dove prism, the road power and influence are installed on the left of the fluorine glue gasket
It is lined with the fluorine glue O-ring seal a on the left of mirror, the Dove prism installation is installed on the left of the fluorine glue O-ring seal a
It covers, the lens mounting base is installed on the left of the diaphragm, the left back of the lens mounting base is equipped with described ultraviolet
Vitreous silica biconvex lens, the left front of the lens mounting base are equipped with the ultraviolet vitreous silica plano-convex lens, the purple
The incident optical connector is installed, the left side installation of the incident optical connector is on the left of outer vitreous silica biconvex lens
Incident optical is stated, the optical path adjustment flange, the optical path adjustment are installed on the left of the ultraviolet vitreous silica plano-convex lens
The output optical fiber connector is installed on the inside of flange, the output optical fiber is installed on the left of the output optical fiber connector.
It is Dove prism installation lid, the fluorine glue O-ring seal a, the Dove prism, described in the utility model
Fluorine glue gasket and the fluorine glue O-ring seal b it is each there are three.
In the utility model, the Zigzag type measuring cell is rectangular parallelepiped structure, and the surface of the Zigzag type measuring cell is equipped with
Several mounting holes.
In the utility model, the silk plug is connect by screw thread with the Zigzag type measuring cell, and silk plug described in upper right side is total
There are two, between be equipped with spacing, be parallel to each other.
In the utility model, the pagoda connector is connect by screw thread with the Zigzag type measuring cell, is located at upper right side institute
The left side of silk plug is stated, and parallel between the pagoda connector and silk plug described in upper right side.
In the utility model, the fluorine glue O-ring seal c is located at the right side of the diaphragm, the diaphragm and described
Fluorine glue O-ring seal c is respectively positioned on the upper right side of the left side Dove prism.
In the utility model, the lens mounting base is located at the upper right side of the left side Dove prism installation lid, the purple
Outer vitreous silica biconvex lens and the ultraviolet vitreous silica plano-convex lens are respectively positioned on the upper left side of left side Dove prism installation lid,
The ultraviolet vitreous silica plano-convex lens are located at the front side of the ultraviolet vitreous silica biconvex lens.
In the utility model, the incident optical and the output optical fiber are prong structure, and the output optical fiber is located at
The left front of the incident optical.
The utility model has the beneficial effects that repeatedly turning back for optical path may be implemented, and structure can repeatedly extend, with to the greatest extent
Volume change that may be small realizes long light path measurement, meets the measurement of low concentration gas componant.
Detailed description of the invention
Fig. 1 is the schematic view of the front view of the utility model；
Fig. 2 is the schematic diagram of the section structure of the utility model.
In figure: 1, Dove prism installation lid；2, fluorine glue O-ring seal a；3, Dove prism；4, fluorine glue gasket；5, fluorine glue
O-ring seal b；6, Zigzag type measuring cell；7, silk plug；8, pagoda connector；9, fluorine glue O-ring seal c；10, diaphragm；11, thoroughly
Mirror mounting base；12, ultraviolet vitreous silica biconvex lens；13, ultraviolet vitreous silica plano-convex lens；14, optical path adjusts flange；15,
The output optical fiber connector；16, incident optical connector；17, incident optical；18, the output optical fiber.
Specific embodiment
In order to be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, under
Face combines and is specifically illustrating, and the utility model is further described.
As depicted in figs. 1 and 2, a kind of measuring cell of the multiple Zigzag type of the optical path of CEMS, including Dove prism installation lid 1,
Fluorine glue O-ring seal a2, Dove prism 3, fluorine glue gasket 4, fluorine glue O-ring seal b5, Zigzag type measuring cell 6, silk plug 7, treasured
Tower connector 8, fluorine glue O-ring seal c9, diaphragm 10, lens mounting base 11, ultraviolet vitreous silica biconvex lens 12, ultraviolet melting
Quartzy plano-convex lens 13, optical path adjustment flange 14, the output optical fiber connector 15, incident optical connector 16, incident optical 17 and outgoing
Optical fiber 18, right side Dove prism installation lid 1 altogether there are two, there are two the left side pads of two Dove prisms installation lids 1
The left side installation of the fluorine glue O-ring seal a2, two fluorine glue O-ring seal a2 are there are two the Dove prism 3, and two
There are two the fluorine glue gaskets 4 for the left side pad of the Dove prism 3, and there are two the left side pads of two fluorine glue gaskets 4
The Zigzag type measuring cell 6 is installed on the left of the fluorine glue O-ring seal b5, two fluorine glue O-ring seal b5, it is described
The upper right side and left front of Zigzag type measuring cell 6 are mounted on the silk plug 7, the upper left side installation of the Zigzag type measuring cell 6
There is the pagoda connector 8, the left side of the Zigzag type measuring cell 6 is lined with the fluorine glue O-ring seal b5, and the fluorine glue is O-shaped close
It is lined with the fluorine glue O-ring seal c9 above seal b5, the fluorine glue sealing is lined on the left of the fluorine glue O-ring seal b5
Pad 4, the top of the fluorine glue gasket 4 are equipped with the diaphragm 10, and the left side of the fluorine glue gasket 4 is equipped with the road
Power and influence mirror 3, the left side of the Dove prism 3 are lined with the fluorine glue O-ring seal a2, the left side of the fluorine glue O-ring seal a2
The Dove prism installation lid 1 is installed, the left side of the diaphragm 10 is equipped with the lens mounting base 11, the lens peace
The left back of dress seat 11 is equipped with the ultraviolet vitreous silica biconvex lens 12, and the left front of the lens mounting base 11 is equipped with
The left side of the ultraviolet vitreous silica plano-convex lens 13, the ultraviolet vitreous silica biconvex lens 12 is equipped with the incident optical
Connector 16, the left side of the incident optical connector 16 are equipped with the incident optical 17, the ultraviolet vitreous silica plano-convex lens
13 left side is equipped with the optical path adjustment flange 14, and the inside of the optical path adjustment flange 14 is equipped with the output optical fiber and connects
First 15, the left side of the output optical fiber connector 15 is equipped with the output optical fiber 18.The Dove prism installs lid 1, the fluorine
Glue O-ring seal a2, the Dove prism 3, the fluorine glue gasket 4 and the fluorine glue O-ring seal b5 it is each there are three.It is described
Zigzag type measuring cell 6 is rectangular parallelepiped structure, and the surface of the Zigzag type measuring cell 6 is equipped with several mounting holes.The silk plug 7 passes through
Screw thread is connect with the Zigzag type measuring cell 6, silk plug 7 described in upper right side altogether there are two, between be equipped with spacing, be parallel to each other.Institute
It states pagoda connector 8 and is connect with the Zigzag type measuring cell 6 by screw thread, positioned at the left side of silk plug 7 described in upper right side, and the treasured
It is parallel between tower connector 8 and silk plug 7 described in upper right side.The fluorine glue O-ring seal c9 is located at the right side of the diaphragm 10, institute
It states diaphragm 10 and the fluorine glue O-ring seal c9 is respectively positioned on the upper right side of the left side Dove prism 3.The lens mounting base
11 are located at the upper right side of left side Dove prism installation lid 1, the ultraviolet vitreous silica biconvex lens 12 and described ultraviolet molten
Fused silica plano-convex lens 13 are respectively positioned on the upper left side of left side Dove prism installation lid 1, the ultraviolet vitreous silica plano-convex lens 13
Positioned at the front side of the ultraviolet vitreous silica biconvex lens 12.The incident optical 17 and the output optical fiber 18 are tip knot
Structure, the output optical fiber 18 are located at the left front of the incident optical 17.
Working principle: when light source issue light injected by the incident optical 17 being mounted on incident optical connector 16, pass through
It crosses ultraviolet vitreous silica biconvex lens 12 and enters Zigzag type measuring cell 6, there are four channel, interchannel apertures for Zigzag type measuring cell 6
Connection forms a complete gas circuit, and there are two sealed window piece 10 and three Dove prisms 3 for both ends dress, into the light of measuring cell
Line is turned back repeatedly by three Dove prism realizations, laggard through ultraviolet vitreous silica plano-convex lens 13 by all four channels
Enter to be mounted on the output optical fiber 18 on the output optical fiber connector 15, subsequently into sub-ray spectrometer.
The advantages of basic principles and main features and the utility model of the utility model have been shown and described above, current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention, the utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (8)
1. a kind of measuring cell of the multiple Zigzag type of the optical path of CEMS, it is characterized in that: O-shaped including Dove prism installation lid (1), fluorine glue
Sealing ring a (2), Dove prism (3), fluorine glue gasket (4), fluorine glue O-ring seal b (5), Zigzag type measuring cell (6), silk plug
(7), pagoda connector (8), fluorine glue O-ring seal c (9), diaphragm (10), lens mounting base (11), ultraviolet vitreous silica biconvex
Lens (12), ultraviolet vitreous silica plano-convex lens (13), optical path adjust flange (14), the output optical fiber connector (15), incident optical
Connector (16), incident optical (17) and the output optical fiber (18), right side Dove prism installation lid (1) altogether there are two, two institutes
It states Dove prism and the fluorine glue O-ring seal a (2) there are two the left side pads for covering (1), two fluorine glue O-ring seal a is installed
(2) there are two the Dove prism (3) for left side installation, and there are two the fluorine glue for the left side pad of two Dove prisms (3)
Gasket (4), there are two the fluorine glue O-ring seal b (5), two fluorine for the left side pad of two fluorine glue gaskets (4)
The Zigzag type measuring cell (6) is installed on the left of glue O-ring seal b (5), the upper right side of the Zigzag type measuring cell (6) and
Left front is mounted on the silk plug (7), and the upper left side of the Zigzag type measuring cell (6) is equipped with the pagoda connector (8), institute
It states and is lined with the fluorine glue O-ring seal b (5) on the left of Zigzag type measuring cell (6), the top of the fluorine glue O-ring seal b (5)
It is lined with the fluorine glue O-ring seal c (9), the fluorine glue gasket (4), institute are lined on the left of the fluorine glue O-ring seal b (5)
It states and is equipped with above fluorine glue gasket (4) diaphragm (10), the road is installed on the left of the fluorine glue gasket (4)
Power and influence mirror (3) is lined with the fluorine glue O-ring seal a (2), the fluorine glue O-ring seal a on the left of the Dove prism (3)
(2) the Dove prism installation lid (1) is installed on the left of, the lens mounting base is installed on the left of the diaphragm (10)
(11), the left back of the lens mounting base (11) is equipped with the ultraviolet vitreous silica biconvex lens (12), the lens peace
The left front of dress seat (11) is equipped with the ultraviolet vitreous silica plano-convex lens (13), the ultraviolet vitreous silica biconvex lens
(12) the incident optical connector (16) is installed on the left of, the incidence is installed on the left of the incident optical connector (16)
Optical fiber (17) is equipped with optical path adjustment flange (14), the light on the left of the ultraviolet vitreous silica plano-convex lens (13)
The output optical fiber connector (15), the left side installation of the output optical fiber connector (15) are installed on the inside of road adjustment flange (14)
There are the output optical fiber (18).
2. the measuring cell of the multiple Zigzag type of optical path of a kind of CEMS according to claim 1, it is characterized in that: the road power and influence
Mirror installation lid (1), the fluorine glue O-ring seal a (2), the Dove prism (3), the fluorine glue gasket (4) and the fluorine glue
There are three O-ring seal b (5) is each.
3. the measuring cell of the multiple Zigzag type of optical path of a kind of CEMS according to claim 1, it is characterized in that: the Zigzag type
Measuring cell (6) is rectangular parallelepiped structure, and the surface of the Zigzag type measuring cell (6) is equipped with several mounting holes.
4. the measuring cell of the multiple Zigzag type of optical path of a kind of CEMS according to claim 1, it is characterized in that: the silk plug
(7) connect with the Zigzag type measuring cell (6) by screw thread, there are two silk plug described in upper right side (7) is total to, between equipped with spacing,
It is parallel to each other.
5. the measuring cell of the multiple Zigzag type of optical path of a kind of CEMS according to claim 1, it is characterized in that: the pagoda connects
Head (8) is connect by screw thread with the Zigzag type measuring cell (6), and the left side of silk plug (7) described in upper right side, and the pagoda are located at
It is parallel between connector (8) and silk plug described in upper right side (7).
6. the measuring cell of the multiple Zigzag type of optical path of a kind of CEMS according to claim 1, it is characterized in that: the fluorine glue O
Type sealing ring c (9) is located at the right side of the diaphragm (10), and the diaphragm (10) and the fluorine glue O-ring seal c (9) are equal
Positioned at the upper right side of the left side Dove prism (3).
7. the measuring cell of the multiple Zigzag type of optical path of a kind of CEMS according to claim 1, it is characterized in that: the lens are pacified
Dress seat (11) is located at the upper right side that (1) is covered in left side Dove prism installation, the ultraviolet vitreous silica biconvex lens (12) and
The ultraviolet vitreous silica plano-convex lens (13) are respectively positioned on the upper left side of left side Dove prism installation lid (1), the ultraviolet melting
Quartzy plano-convex lens (13) are located at the front side of the ultraviolet vitreous silica biconvex lens (12).
8. the measuring cell of the multiple Zigzag type of optical path of a kind of CEMS according to claim 1, it is characterized in that: the incident light
Fine (17) and the output optical fiber (18) are prong structure, and the output optical fiber (18) is located at a left side for the incident optical (17)
Front.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821299644.5U CN208488380U (en) | 2018-08-13 | 2018-08-13 | A kind of measuring cell of the multiple Zigzag type of the optical path of CEMS |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821299644.5U CN208488380U (en) | 2018-08-13 | 2018-08-13 | A kind of measuring cell of the multiple Zigzag type of the optical path of CEMS |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208488380U true CN208488380U (en) | 2019-02-12 |
Family
ID=65247098
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821299644.5U Active CN208488380U (en) | 2018-08-13 | 2018-08-13 | A kind of measuring cell of the multiple Zigzag type of the optical path of CEMS |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208488380U (en) |
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2018
- 2018-08-13 CN CN201821299644.5U patent/CN208488380U/en active Active
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