CN220961204U - High-precision calibration gas absorption tank - Google Patents
High-precision calibration gas absorption tank Download PDFInfo
- Publication number
- CN220961204U CN220961204U CN202322683345.9U CN202322683345U CN220961204U CN 220961204 U CN220961204 U CN 220961204U CN 202322683345 U CN202322683345 U CN 202322683345U CN 220961204 U CN220961204 U CN 220961204U
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- Prior art keywords
- observation window
- absorption tank
- absorption
- angle
- reflector
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- 238000010521 absorption reaction Methods 0.000 title claims abstract description 72
- 230000007246 mechanism Effects 0.000 claims abstract description 14
- 238000005096 rolling process Methods 0.000 claims description 13
- 238000007789 sealing Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 4
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
The utility model discloses a high-precision calibration gas absorption tank, wherein a plurality of reflectors for reflection are rotatably arranged at the top and the bottom in the absorption tank, angle adjusting mechanisms are arranged at the top and the bottom in the absorption tank and used for adjusting the reflection angles of the reflectors, observation windows which are vertically symmetrical are arranged on the side wall of one side of the absorption tank, a light shielding plate is rotatably arranged at the observation window in the absorption tank, a sealing groove is arranged at one side of the observation window, which is positioned in the absorption tank, of the light shielding plate, a rubber strip is arranged at one side, which is close to the observation window, of the observation window, and a limiting component is arranged on the observation window and used for limiting the position of the light shielding plate. According to the utility model, through the arranged observation window, the light shielding plate can be rotated after the angle of the reflector is adjusted, so that the light shielding plate is transferred out of the observation window, and the angle of the reflector in the absorption tank after adjustment can be conveniently observed.
Description
Technical Field
The utility model relates to the technical field of laser calibration devices, in particular to a high-precision calibration gas absorption tank.
Background
The current calibration method for the laser radar is mainly divided into: in the whole system calibration method, a gas absorption tank is an indispensable device in the calibration detection of an ozone laser radar, and is also a device directly acted by laser and detected gas, in the gas detection process, the gas to be detected can be filled in the gas absorption tank, laser irradiated into the gas absorption tank from the outside can be reflected for multiple times in the gas absorption tank under the action of a reflector, and the laser can be absorbed by the detected gas to absorb light waves with a certain frequency in the emission process, so that information carried by the laser in the gas absorption tank is changed.
The authorized bulletin number is: the patent of CN219302671U discloses a gaseous absorption pond of high accuracy calibration of ozone laser radar relates to laser calibration technical field, including the absorption pond main part, the absorption pond main part is cavity structure, the inner chamber top and the bottom of absorption pond main part all are provided with angle adjustment subassembly, install a plurality of speculums that are used for reflecting light on the angle adjustment subassembly, and the one end of every speculums all articulates with the absorption pond main part, and angle adjustment subassembly drives the speculums under external force drive and takes place angle change.
According to the technical scheme, the angle of the reflecting mirror is adjusted through the angle adjusting assembly, and the propagation path of laser can be changed through adjustment of the angle of the reflecting mirror, so that the calibration test of different light path paths of the ozone laser radar in the same absorption tank is met, however, because the absorption tank is of a sealing structure, after the angle of the reflecting plate is adjusted, the angle of the reflecting mirror is not easy to observe, and the angle of the reflecting mirror after adjustment is difficult to determine.
Disclosure of utility model
The utility model aims to provide a high-precision calibration gas absorption cell so as to solve the problem of the high-precision calibration gas absorption cell in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a high accuracy calibration gas absorption pond, top in the absorption pond all rotates with the bottom and is provided with a plurality of reflector that are used for the reflection, top in the absorption pond all is provided with angle modulation mechanism with the bottom, angle modulation mechanism is used for adjusting the reflection angle of reflector, the observation window of upper and lower symmetry has been seted up on the lateral wall of absorption pond one side, the inside observation window department rotation of absorption pond is provided with the light screen, the seal groove has been seted up to one side that the observation window is located the absorption pond, the rubber strip has been installed to one side that the light screen is close to the observation window, be provided with spacing subassembly on the observation window, spacing subassembly is used for spacing the position of light screen.
As the further preferred of this technical scheme, angle modulation mechanism includes the equal sliding connection in top and bottom in the absorption pond has the slider that corresponds with the reflector, the both sides rotation of slider is connected with the connecting rod, the other end of connecting rod rotates the back side of connection at the reflector, the top in the absorption pond is provided with the roll-up wheel of symmetry with the equal rotation in top, the inside one end rotation that keeps away from the roll-up wheel in absorption pond is provided with the leading wheel, the roll-up wheel of absorption pond same one side is all provided with same connecting band, and the connecting band walks around the leading wheel and rather than roll-up connection, one side suit of connecting band is on the slider, the top interference key of roll-up wheel is connected with the gear, and the gear setting is at the outer end of absorption pond, intermeshing between the gear.
As a further preferable mode of the technical scheme, the limiting assembly comprises an installation block arranged at the observation window, a limiting rod is arranged on the installation block in an inserted mode, and a limiting groove matched with the limiting rod is formed in one side, close to the observation window, of the light shielding plate.
As a further preferable mode of the technical scheme, an angle line which takes the rotation position of the connecting rod as the axis is uniformly distributed on one side of the sliding block, and a pointer is arranged at the rotation connection position of the connecting rod and the sliding block.
As a further preferable mode of the technical scheme, the top and the bottom outside the absorption tank are provided with sliding grooves, arc racks are connected in a sliding manner in the sliding grooves, and the arc racks are meshed with one of the gears.
The utility model provides a high-precision calibration gas absorption tank, which has the following beneficial effects:
(1) According to the utility model, through the arranged observation window, the light shielding plate can be rotated after the angle of the reflector is adjusted, so that the light shielding plate is transferred out of the observation window, and the angle of the reflector in the absorption tank after adjustment can be conveniently observed.
(2) According to the utility model, through the arrangement of the limiting component, the position of the light shielding plate can be limited when the observation angle is not needed, so that the rubber strip on the light shielding plate can be embedded into the sealing groove to be stable and motionless, and further, the light shielding plate can shade the observation window when the observation angle is not needed, and the influence of external light on the use is avoided.
Drawings
FIG. 1 is a schematic diagram of the main structure of a high-precision calibration gas absorption cell of the present utility model;
FIG. 2 is a schematic diagram of a partial cross-sectional side view of a high-precision calibration gas absorption cell of the present utility model;
FIG. 3 is a schematic view of a structure of the light shielding plate according to the present utility model;
FIG. 4 is an enlarged schematic view of the portion A of FIG. 2 according to the present utility model;
FIG. 5 is an enlarged schematic view of the portion B of FIG. 3 according to the present utility model;
Fig. 6 is a schematic view of the structure of a shadow mask in a high precision calibration gas absorption cell of the present utility model.
In the figure: 1. an absorption cell; 2. an observation window; 3. an angle adjusting mechanism; 301. a winding wheel; 302. a connecting belt; 303. a guide wheel; 304. a connecting rod; 305. a gear; 306. a slide block; 4. a limit component; 401. a mounting block; 402. a limit rod; 403. a limit groove; 5. sealing grooves; 6. a reflective mirror; 7. a chute; 8. an arc-shaped rack; 9. an angle line; 10. a pointer; 11. a rubber strip; 12. a light shielding plate.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.
The utility model provides the technical scheme that: in this embodiment, as shown in fig. 1, fig. 2 and fig. 6, the top and the bottom in the absorption tank 1 are all rotated and are provided with a plurality of reflector 6 that are used for reflecting, the top in the absorption tank 1 all is provided with angle modulation mechanism 3 with the bottom, angle modulation mechanism 3 is used for adjusting the reflection angle of reflector 6, the viewing window 2 of vertical symmetry has been seted up on the lateral wall of absorption tank 1 side, the inside viewing window 2 department of absorption tank 1 rotates and is provided with light screen 12, seal groove 5 has been seted up to one side that viewing window 2 is located absorption tank 1, the rubber strip 11 has been installed to one side that light screen 12 is close to viewing window 2, through the gomphosis of rubber strip 11 and seal groove 5, can seal viewing window 2 when light screen 12 shelters from viewing window 2, avoid external light to enter into in the absorption tank 1 through viewing window 2, spacing subassembly 4 is used for spacing the position of light screen 12, through the viewing window 2 that sets up, can be after adjusting the angle of 6, rotate light screen 12, make the position that light screen 12 shifts out of reflector 2, the realization is convenient to observe in the position of 6, the observation tank 1 has carried out.
As shown in fig. 2-5, the angle adjusting mechanism 3 includes a slider 306 corresponding to the reflector 6 in the top and bottom of the absorption tank 1, two sides of the slider 306 are rotationally connected with a connecting rod 304, the other end of the connecting rod 304 is rotationally connected to the back side of the reflector 6, the top and the top of the absorption tank 1 are rotationally provided with symmetrical rolling wheels 301, one end of the absorption tank 1, far away from the rolling wheels 301, is rotationally provided with a guide wheel 303, the rolling wheels 301 on the same side of the absorption tank 1 are respectively provided with a connecting belt 302, the connecting belt 302 bypasses the guide wheel 303 and is in rolling connection with the guide wheel 303, one side of the connecting belt 302 is sleeved on the slider 306, the top interference key of the rolling wheels 301 is connected with a gear 305, the gear 305 is arranged at the outer end of the absorption tank 1, and the gears 305 are mutually meshed, when one rolling wheel 301 is rotated, the other rolling wheel 301 is rotated in the opposite direction, the connecting belt 302 drives the slider 306 to move in the absorption tank 1, the reflector 6 is driven by the connecting belt 304, and the angle of the reflector 6 is changed, thereby realizing the function of adjusting the angle of the reflector 6.
As shown in fig. 2 and fig. 5-6, the limiting component 4 includes a mounting block 401 mounted at the observation window 2, a limiting rod 402 is inserted in the mounting block 401, a limiting groove 403 adapted to the limiting rod 402 is formed on one side of the light shielding plate 12 close to the observation window 2, and when the light shielding plate 12 shields the observation window 2, the limiting rod 402 is inserted into the limiting groove 403 by sliding the limiting rod 402 into the absorption tank 1, so as to realize the limiting function of the light shielding plate 12.
As shown in fig. 5, an angle line 9 uniformly distributed by taking the rotation position of the connecting rod 304 as the axis is arranged on one side of the sliding block 306, a pointer 10 is arranged at the rotation connection position of the connecting rod 304 and the sliding block 306, and the angle of the reflector 6 can be observed more conveniently and rapidly through the arrangement of the pointer 10 and the angle line 9.
As shown in fig. 2 and fig. 4, the top and the bottom outside the absorption tank 1 are both provided with a chute 7, an arc-shaped rack 8 is slidably connected in the chute 7, the arc-shaped rack 8 is meshed with one of the gears 305, and after the angle of the reflective mirror 6 is adjusted by the arc-shaped rack 8 slidably connected in the chute 7, the arc-shaped rack 8 is slid, so that the arc-shaped rack 8 is meshed with one of the gears 305, and then the gears 305 are limited, the gears 305 are prevented from rotating, and the limiting function of the rolling wheel 301 is realized.
The utility model provides a high-precision calibration gas absorption tank, which has the following specific working principle: when the angle adjusting device is specifically used, the angle of the reflector 6 is adjusted through the angle adjusting mechanism 3, after adjustment is completed, the arc-shaped rack 8 is slid, one of the gears 305 in the angle adjusting mechanism 3 is meshed with the arc-shaped rack 8, the position of the gear 305 is limited, the angle of the adjusted reflector 6 is fixed, the limiting rod 402 in the limiting assembly 4 moves out of the limiting groove 403, the light shielding plate 12 is rotated, the angle of the reflector 6 inside is conveniently observed through the observation window 2, and the angle of the reflector 6 can be more intuitively observed through the arrangement of the pointer 10 on the connecting rod 304 and the angle line 9 on the sliding block 306.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. A high accuracy calibration gas absorption cell, comprising an absorption cell (1), characterized in that: the utility model discloses a solar energy absorption cell, including absorption cell (1), angle modulation mechanism (3), light screen (12) are provided with the top in the absorption cell (1) and all rotate with the bottom is provided with a plurality of reflector (6) that are used for the reflection, top in the absorption cell (1) all is provided with angle modulation mechanism (3) with the bottom, angle modulation mechanism (3) are used for adjusting the reflection angle of reflector (6), set up on the lateral wall of absorption cell (1) one side about symmetrical observation window (2), inside observation window (2) department of absorption cell (1) rotates and is provided with light screen (12), seal groove (5) have been seted up to one side that observation window (2) are located absorption cell (1), light screen (12) are close to one side of observation window (2) and have been installed rubber strip (11), be provided with spacing subassembly (4) on observation window (2), spacing subassembly (4) are used for spacing the position of light screen (12).
2. A high accuracy calibration gas cell as defined in claim 1, wherein: the angle adjusting mechanism (3) comprises a sliding block (306) which is connected with the reflector (6) in a sliding manner at the top and the bottom in the absorption tank (1), a connecting rod (304) is connected to the two sides of the sliding block (306) in a rotating manner, the other end of the connecting rod (304) is connected to the back side of the reflector (6) in a rotating manner, a symmetrical rolling wheel (301) is arranged at the top and the top in the absorption tank (1) in a rotating manner, a guide wheel (303) is arranged at one end, away from the rolling wheel (301), of the inside of the absorption tank (1), the same connecting belt (302) is arranged on the rolling wheel (301) at the same side of the absorption tank (1), the connecting belt (302) bypasses the guide wheel (303) and is in rolling connection with the same connecting belt, one side of the connecting belt (302) is sleeved on the sliding block (306), a gear (305) is connected to the top interference key of the rolling wheel (301), the gear (305) is arranged at the outer end of the absorption tank (1), and the gears (305) are meshed with each other.
3. A high accuracy calibration gas cell as defined in claim 1, wherein: the limiting assembly (4) comprises a mounting block (401) arranged at the observation window (2), a limiting rod (402) is arranged on the mounting block (401) in an inserted mode, and a limiting groove (403) matched with the limiting rod (402) is formed in one side, close to the observation window (2), of the light shielding plate (12).
4. A high accuracy calibration gas cell as defined in claim 2, wherein: one side of the sliding block (306) is provided with angle lines (9) which are uniformly distributed by taking the rotation position of the connecting rod (304) as an axis, and the rotation connection position of the connecting rod (304) and the sliding block (306) is provided with a pointer (10).
5. A high accuracy calibration gas cell as defined in claim 1, wherein: the top and the bottom outside the absorption tank (1) are both provided with a chute (7), an arc-shaped rack (8) is connected in a sliding manner in the chute (7), and the arc-shaped rack (8) is meshed with one of the gears (305).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322683345.9U CN220961204U (en) | 2023-10-07 | 2023-10-07 | High-precision calibration gas absorption tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322683345.9U CN220961204U (en) | 2023-10-07 | 2023-10-07 | High-precision calibration gas absorption tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220961204U true CN220961204U (en) | 2024-05-14 |
Family
ID=91012809
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322683345.9U Active CN220961204U (en) | 2023-10-07 | 2023-10-07 | High-precision calibration gas absorption tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220961204U (en) |
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2023
- 2023-10-07 CN CN202322683345.9U patent/CN220961204U/en active Active
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