CN114018854A - Gas analyzer based on infrared laser - Google Patents
Gas analyzer based on infrared laser Download PDFInfo
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- CN114018854A CN114018854A CN202111301677.5A CN202111301677A CN114018854A CN 114018854 A CN114018854 A CN 114018854A CN 202111301677 A CN202111301677 A CN 202111301677A CN 114018854 A CN114018854 A CN 114018854A
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- 238000007789 sealing Methods 0.000 claims abstract description 14
- 230000005540 biological transmission Effects 0.000 claims description 9
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 230000003028 elevating effect Effects 0.000 claims description 4
- 241000252254 Catostomidae Species 0.000 claims 1
- 238000001514 detection method Methods 0.000 abstract description 2
- 238000004868 gas analysis Methods 0.000 abstract description 2
- 238000004458 analytical method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
- G01N21/3504—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing gases, e.g. multi-gas analysis
- G01N21/3518—Devices using gas filter correlation techniques; Devices using gas pressure modulation techniques
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
- G01N2021/0106—General arrangement of respective parts
- G01N2021/0112—Apparatus in one mechanical, optical or electronic block
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- 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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- Life Sciences & Earth Sciences (AREA)
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- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
The invention relates to the technical field of gas detection, in particular to an infrared laser-based gas analyzer, which comprises a machine body and a control panel fixed on the machine body, wherein a movable groove with an upward opening is formed in the machine body, a fixed plate is arranged in the movable groove, a light-transmitting cover is slidably arranged in the movable groove up and down, the fixed plate is positioned on the inner side of the light-transmitting cover, the lower end of the light-transmitting cover is fixedly connected with a sealing strip, the upper end of the light-transmitting cover is fixedly connected with a light-transmitting plate, the machine body is provided with a lifting device, the lifting device is fixedly connected with the light-transmitting plate, when the light-transmitting plate is lifted to the highest position, the sealing strip is abutted against the lower end face of the fixed plate, and gas to be detected is positioned in the light-transmitting cover; the lifting device works to control the movement of the light-transmitting cover and the light-transmitting plate, and the fixed plate is matched to form a closed space, so that the gas analysis work is facilitated, the storage and the movement are facilitated, and the work is not influenced.
Description
Technical Field
The invention relates to the technical field of gas detection, in particular to an infrared laser-based gas analyzer.
Background
The gas analyzer is used for measuring gas emission in continuous industrial engineering and measuring the use conditions of various smelting furnaces. The infrared laser-based analyzer measures the absorption capacity of gas molecules to light by emitting infrared laser, but is generally placed in a laboratory due to higher requirements of a working environment, and the appearance of vibration easily causes the instrument to shift in a use process. When outdoor measurement work is required, the existing gas analyzer is large in size, inconvenient to carry and difficult to work stably outdoors.
Disclosure of Invention
The invention aims to provide an infrared laser-based gas analyzer, which solves the problems that the gas analyzer is inconvenient to carry outdoors and is unstable to use.
In order to achieve the purpose, the invention provides the following technical scheme:
a gas analyzer based on infrared laser comprises a machine body and a control panel fixed on the machine body, wherein a movable groove with an upward opening is formed in the machine body, a fixed plate is arranged in the movable groove, a light transmitting cover is slidably mounted in the movable groove up and down, the fixed plate is positioned on the inner side of the light transmitting cover, a sealing strip is fixedly connected to the lower end of the light transmitting cover, a light transmitting plate is fixedly connected to the upper end of the light transmitting cover, the machine body is provided with a lifting device, the lifting device is fixedly connected with the light transmitting plate, when the light transmitting plate is lifted to the highest position, the lower end faces of the sealing strip and the fixed plate are abutted, and gas to be detected is positioned in the light transmitting cover; the light-transmitting plate is provided with a transmitter for transmitting infrared rays, and the fixed plate is provided with a receiver for receiving the infrared rays; the lower end of the machine body is provided with a fixing device connected with the tabletop, and a transmission device for transmitting gas is arranged in the movable groove.
Compared with the prior art, the invention has the beneficial effects that: the lifting device works to control the movement of the light-transmitting cover and the light-transmitting plate, and a closed space is formed by matching the fixed plate, so that the gas analysis work is facilitated, the storage and the movement are facilitated, and the work is not influenced; through the cooperation between lifter plate and the handrail to promote the stability of printing opacity cover during operation, can control the sucking disc work again, guarantee the installation stability of organism, the horizontal state of organism can also be adjusted to the cooperation screw rod, is suitable for more adverse circumstances and carries out work.
Further, elevating gear is including locating the hydraulic stem of organism, the lateral wall fixedly connected with lifter plate of light-passing board, the hydraulic stem with lifter plate fixed connection.
Further, the machine body is provided with a handrail, the lifting plate is provided with a group of connecting holes for the lower end of the handrail to pass through, and when the hydraulic rod extends, the handrail limits movement.
Further, fixing device including rotate connect in the universal ball of the lower terminal surface of organism, universal ball both sides rotate respectively and are connected with the rocker, rocker fixed mounting has the sucking disc.
Further, the rocker is equipped with the downward seal groove of opening, slidable mounting has the slide from top to bottom in the seal groove, the sucking disc is located the slide below, slide upper end fixedly connected with connects the rope, it upwards runs through to connect the rope the rocker, the handrail lower extreme rotates and is connected with the slide bar, the slide bar with sliding fit about the organism, the lower extreme of slide bar with connect rope fixed connection.
Further, be equipped with on the lateral wall of organism and accomodate the groove, it has the screw rod to accomodate groove diapire threaded connection, the screw rod runs through downwards the organism, when the device is fixed, screw rod lower extreme butt the wobble plate.
Further, fixed plate lower extreme fixedly connected with fixed column, fixed column lower extreme fixed connection the activity tank bottom, transmission device is including locating the air inlet unit and the exhaust apparatus of fixed column both sides.
Further, the air inlet device comprises a filter box fixed on the bottom wall of the movable groove, an air inlet pipe penetrating through the machine body is arranged on the side wall of the filter box, the filter box is connected with a fan, the fan is connected with a guide pipe penetrating through the fixed plate, and the upper end of the guide pipe is connected with a second electromagnetic valve.
Further, the transmission device comprises an exhaust pipe, one end of the exhaust pipe penetrates through the machine body, the other end of the exhaust pipe penetrates through the fixed plate, and one end, connected with the fixed plate, of the exhaust pipe is connected with a first electromagnetic valve.
Further, be equipped with the mounting hole that runs through from top to bottom on the light-passing board, the transmitter with the connection can be dismantled to the mounting hole, the transmitter in light-passing board top fixedly connected with connecting block.
Drawings
Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a storage state according to an embodiment of the invention.
Fig. 3 is a schematic cross-sectional view of a movable slot of a machine body according to an embodiment of the invention.
Fig. 4 is a schematic cross-sectional view of a sliding rod of a machine body according to an embodiment of the invention.
Fig. 5 is a schematic cross-sectional view of a light-transmitting cover according to an embodiment of the invention.
FIG. 6 is a schematic cross-sectional view of a rocking plate according to an embodiment of the present invention.
In the figure: 11. a body; 12. a control panel; 13. a hydraulic lever; 14. a movable groove; 16. a receiving groove; 17. a screw; 21. a lifting plate; 22. a light-transmitting plate; 23. connecting blocks; 24. a light-transmitting cover; 25. connecting holes; 26. a sealing strip; 27. mounting holes; 28. a receiver; 29. a transmitter; 31. a slide bar; 32. a handrail; 41. shaking the plate; 42. a universal ball; 43. a sealing groove; 44. a suction cup; 45. a slide plate; 46. connecting ropes; 51. a fixing plate; 52. a first solenoid valve; 53. a conduit; 54. an air inlet pipe; 55. a second solenoid valve; 56. an exhaust pipe; 57. fixing a column; 58. a fan; 59. a filter box.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, the present invention provides an infrared laser-based gas analyzer, including a machine body 11 and a control panel 12 fixed on a side wall of the machine body 11, wherein the control panel 12 is used for controlling the operation of a device, a movable groove 14 with an upward opening is provided in the machine body 11, a fixed plate 51 is provided in the movable groove 14, a fixed column 57 is fixedly connected to a lower end of the fixed plate 51, a lower end of the fixed column 57 is fixedly connected to a bottom of the movable groove 14, a gap is provided between the fixed plate 51 and a side wall of the movable groove 14, a light-transmitting cover 24 is vertically slidably installed in the movable groove 14, the fixed plate 51 is accommodated inside the light-transmitting cover 24, the light-transmitting cover 24 is slidably connected to a side wall of the movable groove 14, a sealing strip 26 is fixedly connected to a lower end of the light-transmitting cover 24, a light-transmitting plate 22 is fixedly connected to an upper end of the light-transmitting cover 24, and a lifting device is provided on the machine body 11, elevating gear with the light-passing board 22 is connected, works as when the light-passing board 22 rose to the highest point, sealing strip 26 with terminal surface butt under the fixed plate 51, through the light-passing board 22 the printing opacity cover 24 the fixed plate 51 with the sealing strip 26 combination forms sealed space to hold the gas that needs the measurement, the printing opacity cover 24 with the light-passing board 22 makes the monitoring environment transparent, and the staff can observe infrared signal wherein
Be equipped with transmitter 29 on the light-passing board 22 for the infrared signal of transmission monitoring usefulness, the mounting hole 27 that runs through from top to bottom is equipped with on the light-passing board 22, transmitter 29 with the connection can be dismantled to mounting hole 27, the slip of transmitter 29 is filled in the mounting hole 27, transmitter 29 in light-passing board 22 top fixedly connected with connecting block 23, connecting block 23 is used for hiding mounting hole 27, connecting block 23 chooses the rubber material for use, thereby seals mounting hole 27 prevents gas leakage, be equipped with receiver 28 on the fixed plate 51, receiver 28 is used for accepting infrared signal, transmitter 29 is used for transmitting its signal.
A fixing device is arranged at the lower end of the machine body 11 and used for stabilizing the machine body 11, a conveying device for conveying gas is arranged in the movable groove 14, and the gas is controlled to enter and be discharged through the conveying device;
in this embodiment, the transmission device includes an air inlet device and an air outlet device disposed on two sides of the fixed column 57, the air inlet device includes a filter box 59 fixed on the bottom wall of the movable tank 14, an air inlet pipe 54 penetrating through the machine body 11 is disposed on the side wall of the filter box 59, the filter box 59 is connected with a fan 58, the fan 58 is connected with a conduit 53 penetrating through the fixed plate 57, the upper end of the conduit 53 is connected with a second electromagnetic valve 55, the transmission device includes an exhaust pipe 56, one end of the exhaust pipe 56 penetrates through the machine body 11, the other end of the exhaust pipe 56 penetrates through the fixed plate 51, one end of the exhaust pipe 56 connected with the fixed plate 51 is connected with a first electromagnetic valve 52, and the operation of the fan 58 controls the gas to be analyzed to enter the sealed space formed by the transparent plate 24, the transparent plate 22 and the fixed plate 51, the first solenoid valve 52 and the second solenoid valve 55 ensure the entire sealing performance.
Light-transmitting cover 24 can hold in movable groove 14, at this moment, lifter plate 21 with organism 11 butt, elevating gear is including locating organism 11's hydraulic stem 13, four angles of organism 11 up end all are equipped with hydraulic stem 13, light-transmitting plate 22's lateral wall fixedly connected with lifter plate 21, hydraulic stem 13 with lifter plate 21 fixed connection, through hydraulic stem 13's activity control lifter plate 21 removes, and then realizes light-transmitting cover 24's expansion and storage.
The machine body 11 is provided with a handrail 32, the handrail 32 is in an inverted U shape, the lifting plate 21 is provided with a group of connecting holes 25 for the lower end of the handrail 32 to pass through, when the lifting plate 21 moves to the highest position, the handrail 32 is abutted against the lifting plate 21, the handrail 32 is fixed and immovable, and the handrail 32 can be matched with the hydraulic rod 13 to fixedly support the lifting plate 21, so that the stability of the light-transmitting cover 24 is ensured.
Fixing device is used for stabilizing organism 11 will organism 11 is fixed in on the plane of use, fixing device including rotate connect in the universal ball 42 of the lower terminal surface of organism 11, universal ball 42 both sides are rotated respectively and are connected with rocker plate 41, terminal surface fixed mounting has sucking disc 44 under the rocker plate 41, sucking disc 44 is used for adsorbing the desktop, will rocker plate 41 is fixed, universal ball 42 can guarantee rocker plate 41 angle of adjustment at will is suitable for the work desktop in the difference.
Rocking plate 41 is equipped with the decurrent seal groove 43 of opening, slidable mounting has slide 45 about in the seal groove 43, sucking disc 44 is located slide 45's below, sucking disc 44 adsorbs behind the desktop, slide 45 removes, thereby reduces seal groove 43 with atmospheric pressure between the sucking disc 44, thereby improves suction disc 44's fixed ability, slide 45 upper end fixedly connected with connects rope 46, connect rope 46 upwards to run through rocking plate 41, the lower extreme of handrail 32 articulates there is slide bar 31, slide bar 31 with sliding fit about organism 11, slide bar 31 with connect rope 46 fixed connection, through lifter plate 21 removes the drive handrail 32 with slide bar 31's removal, and then drive connect rope 46 with slide 45's removal.
Rocking plate 41 with organism 11 only passes through universal ball 42 is connected, rocking plate 41 is fixed, nevertheless organism 11 is not fixed, be equipped with on organism 11's the lateral wall and accomodate groove 16, accomodate groove 16 with control panel 12 position center is located on the lateral wall of organism 11 both sides, it has screw rod 17 to accomodate 16 diapire threaded connection in groove, screw rod 17 runs through downwards organism 11, screw rod 17 lower extreme butt rocking plate 41 rotates screw rod 17 makes after the screw rod 17 butt is fixed rocking plate 41, thereby pass through screw rod 17's reaction force is fixed organism 11, simultaneously, rocking plate 41 is for carrying out fixing work to cause whole slope, through the adjustment both sides screw rod 17 to different height can make organism 11 wholly becomes the horizontality, conveniently carries out analysis work.
Working state
The transparent cover 24 is received in the movable groove 14, the lifting plate 21 is abutted with the machine body 11, the armrest 32 can rotate, the armrest 32 is held by a hand to move the device to a position needing to work, the position of the rocking plate 41 is adjusted to be attached to a table surface, the sucking disc 44 on the rocking plate 41 is pressed on the table surface, the hydraulic rod 13 is controlled to work through the control panel 12, the hydraulic rod 13 controls the lifting plate 21 to move upwards, so that the transparent plate 22 and the transparent cover 24 extend upwards, the transparent plate 22, the transparent cover 24 and the fixing plate 51 form a closed space, when the lifting plate 21 moves upwards, the connecting hole 25 moves upwards relative to the armrest 32, the armrest 32 cannot move, the connecting point of the armrest 32 and the sliding rod 31 is positioned at the lower side of the connecting hole 25, so that the armrest 32 becomes a vertical state, the armrest 32 limits rotation, when the lifting plate 21 moves to the highest point, the groove of the armrest 32 is abutted with the lifting plate 21, so that the lifting plate 21 drives the armrest 32 to move upwards for a distance, the handrail 32 moves to drive the sliding rod 31 to move, the sliding rod 31 moves to drive the connecting rope 46 to move, so that the sliding plate 45 slides, the sliding plate 45 moves so that the air pressure between the sliding plate 45 and the suction cup 44 is generated, the air above the sliding plate 45 in the sealing groove 43 is exhausted, the air pressure in the sealing groove 43 is reduced, at the moment, the suction cup 44 is extruded through the atmospheric pressure, so that the connection of the suction cup 44 is firmer, at the moment, the first electromagnetic valve 52 and the second electromagnetic valve 55 are opened, the fan 58 starts pumping and filling, the gas to be detected enters the filter box 59 through the air inlet pipe 54 to be filtered, and then is filled into the light-transmitting cover 24 through the guide pipe 53, the first electromagnetic valve 52 and the second electromagnetic valve 55 are closed, the transmitter 29 works, the receiver 28 receives infrared signals, so that the analysis work of the gas is realized, the fan 58 starts, the first electromagnetic valve 52 and the second electromagnetic valve 55 are opened to fill the air, after the gas is exhausted, the hydraulic rod 13 contracts and the device returns to the original state.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (10)
1. The utility model provides a gas analyzer based on infrared laser, includes organism (11) and is fixed in control panel (12) of organism (11), its characterized in that: the gas detector is characterized in that a movable groove (14) with an upward opening is formed in the machine body (11), a fixing plate (51) is arranged in the movable groove (14), a light transmitting cover (24) is arranged in the movable groove (14) in a sliding mode from top to bottom, the fixing plate (51) is located on the inner side of the light transmitting cover (24), a sealing strip (26) is fixedly connected to the lower end of the light transmitting cover (24), a light transmitting plate (22) is fixedly connected to the upper end of the light transmitting cover (24), a lifting device is arranged on the machine body (11) and fixedly connected with the light transmitting plate (22), when the light transmitting plate (22) is lifted to the highest position, the end face of the sealing strip (26) is abutted to the lower end face of the fixing plate (51), and gas to be detected is located in the light transmitting cover (24); the light-transmitting plate (22) is provided with a transmitter (29) for transmitting infrared rays, and the fixed plate (51) is provided with a receiver (28) for receiving the infrared rays; the lower end of the machine body (11) is provided with a fixing device connected with a table top, and a transmission device for transmitting gas is arranged in the movable groove (14).
2. The infrared laser-based gas analyzer as defined in claim 1, wherein: elevating gear is including locating hydraulic stem (13) of organism (11), the lateral wall fixedly connected with lifter plate (21) of light-passing board (22), hydraulic stem (13) with lifter plate (21) fixed connection.
3. The infrared laser based gas analyzer as set forth in claim 2, wherein: the machine body (11) is provided with a handrail (32), the lifting plate (21) is provided with a group of connecting holes (25) for the lower end of the handrail (32) to pass through, and when the hydraulic rod (13) extends, the handrail (32) limits the movement.
4. The infrared laser based gas analyzer as set forth in claim 3, wherein: the fixing device comprises a universal ball (42) which is rotatably connected with the lower end face of the machine body (11), rocking plates (41) are respectively rotatably connected to two sides of the universal ball (42), and suckers (44) are fixedly mounted on the rocking plates (41).
5. The infrared laser-based gas analyzer as set forth in claim 4, wherein: rocking plate (41) are equipped with opening decurrent seal groove (43), slidable mounting has slide (45) about in seal groove (43), sucking disc (44) are located slide (45) below, slide (45) upper end fixedly connected with connects rope (46), connect rope (46) and upwards run through rocking plate (41), handrail (32) lower extreme rotates and is connected with slide bar (31), slide bar (31) with sliding fit about organism (11), the lower extreme of slide bar (31) with connect rope (46) fixed connection.
6. The infrared laser-based gas analyzer as defined in claim 5, wherein: be equipped with on the lateral wall of organism (11) and accomodate groove (16), it has screw rod (17) to accomodate groove (16) diapire threaded connection, screw rod (17) run through downwards organism (11), when the device is fixed, screw rod (17) lower extreme butt shake board (41).
7. The infrared laser-based gas analyzer as defined in claim 1, wherein: the lower end of the fixed plate (51) is fixedly connected with a fixed column (57), the lower end of the fixed column (57) is fixedly connected with the bottom of the movable groove (14), and the transmission device comprises an air inlet device and an air exhaust device which are arranged on two sides of the fixed column (57).
8. The infrared laser-based gas analyzer as defined in claim 7, wherein: the air inlet device comprises a filter box (59) fixed on the bottom wall of the movable groove (14), an air inlet pipe (54) penetrating through the machine body (11) is arranged on the side wall of the filter box (59), a fan (58) is connected to the filter box (59), a guide pipe (53) penetrating through the fixing plate (51) is connected to the fan (58), and a second electromagnetic valve (55) is connected to the upper end of the guide pipe (53).
9. The infrared laser-based gas analyzer as defined in claim 7, wherein: the transmission device comprises an exhaust pipe (56), one end of the exhaust pipe (56) penetrates through the machine body (11), the other end of the exhaust pipe (56) penetrates through the fixing plate (51), and one end, connected with the fixing plate (51), of the exhaust pipe (56) is connected with a first electromagnetic valve (52).
10. The infrared laser-based gas analyzer as defined in claim 1, wherein: be equipped with mounting hole (27) that run through from top to bottom on light-passing board (22), transmitter (29) with connection can be dismantled in mounting hole (27), transmitter (29) in light-passing board (22) top fixedly connected with connecting block (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111301677.5A CN114018854B (en) | 2021-11-04 | 2021-11-04 | Gas analyzer based on infrared laser |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111301677.5A CN114018854B (en) | 2021-11-04 | 2021-11-04 | Gas analyzer based on infrared laser |
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| CN114018854A true CN114018854A (en) | 2022-02-08 |
| CN114018854B CN114018854B (en) | 2023-06-30 |
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