CN115629049B - Greenhouse gas monitoring instrument based on spectral absorption technology and detection method thereof - Google Patents
Greenhouse gas monitoring instrument based on spectral absorption technology and detection method thereof Download PDFInfo
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- 238000001514 detection method Methods 0.000 title claims abstract description 96
- 239000005431 greenhouse gas Substances 0.000 title claims abstract description 20
- 238000012544 monitoring process Methods 0.000 title claims abstract description 20
- 238000010521 absorption reaction Methods 0.000 title claims abstract description 10
- 238000005516 engineering process Methods 0.000 title claims abstract description 9
- 230000003595 spectral effect Effects 0.000 title claims description 5
- 238000007789 sealing Methods 0.000 claims abstract description 61
- 239000011521 glass Substances 0.000 claims abstract description 33
- 239000007789 gas Substances 0.000 claims abstract description 21
- 238000001228 spectrum Methods 0.000 claims abstract description 5
- 230000007246 mechanism Effects 0.000 claims description 21
- 238000012545 processing Methods 0.000 claims description 9
- 229910052701 rubidium Inorganic materials 0.000 claims description 6
- IGLNJRXAVVLDKE-UHFFFAOYSA-N rubidium atom Chemical compound [Rb] IGLNJRXAVVLDKE-UHFFFAOYSA-N 0.000 claims description 5
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 3
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 3
- 241001330002 Bambuseae Species 0.000 claims description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 3
- 239000011425 bamboo Substances 0.000 claims description 3
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- 238000012360 testing method Methods 0.000 description 4
- 230000007613 environmental effect Effects 0.000 description 3
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- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
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- 229910052751 metal Inorganic materials 0.000 description 2
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- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
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- 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
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- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
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- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
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Abstract
The invention relates to the technical field of gas detection, in particular to a greenhouse gas monitoring instrument adopting a spectrum absorption technology and a detection method thereof. According to the sealing limiting ring and the sealing structure, the gas to be detected is sealed, the laser line emitted by the emitting end of the oscillator is refracted and reflected under the action of the transparent glass inner ring and the silver-plated assembly ring, the telescopic rod braking piece drives the receiving end of the oscillator on the guide piece to slide up and down to receive the laser line emitted by the emitting end of the oscillator, the gas to be detected can be fully detected, and the detection efficiency and the detection accuracy are greatly improved.
Description
Technical Field
The invention relates to a greenhouse gas monitoring instrument and a detection method thereof, in particular to a greenhouse gas monitoring instrument adopting a spectral absorption technology and a detection method thereof, belonging to the technical field of gas detection.
Background
The organization and original standard compilation unit of the department of ecological environment, namely the China environmental science research institute and the China environmental monitoring station, drafts an environmental air quality standard (GB 3095-2012) and a standard amendment bill thereof, the compilation group further simplifies the content of the amendment bill, and the emphasis is on clearly monitoring gaseous pollutants according to a reference state (25 ℃,1 standard atmospheric pressure), particulate matters and components thereof according to the atmospheric temperature and pressure during actual monitoring.
As an important data source for understanding the greenhouse gas distribution on the earth surface, the carbon dioxide online monitoring equipment is reasonably arranged, the urban greenhouse gas emission condition can be known, and the concentration and the time-space distribution characteristics of the greenhouse gas can be mastered.
However, when the concentration of the gas to be detected and the concentration of the greenhouse gas are detected, the conventional method is to reflect the gas through a plane mirror for many times, so that the reflection times of the light can be reduced, the gas between the light rays cannot be detected, and the fixed oscillator has low flexibility, so that the detection range is greatly reduced.
Therefore, there is a need for an improved greenhouse gas monitoring apparatus to solve the above-mentioned problems.
Disclosure of Invention
The invention aims to provide a greenhouse gas monitoring instrument adopting a spectrum absorption technology and a detection method thereof.
In order to achieve the purpose, the invention adopts the main technical scheme that:
a greenhouse gas monitoring instrument adopting a spectrum absorption technology comprises a combined detection cylinder and an oscillator detection mechanism fixed on the outer side surface of the combined detection cylinder, and is characterized in that the oscillator detection mechanism comprises a detection component and a detection mechanism, the detection component comprises an oscillator transmitting end and an oscillator receiving end, and the detection component is used for detecting gas;
the detection mechanism comprises a guide piece and a telescopic rod braking piece, and the telescopic rod braking piece is used for dragging the guide piece;
the guide piece comprises an arc-shaped slide rail and a plurality of arc-shaped sliding heads which are arranged at two ends of the arc-shaped slide rail in a sliding manner, the receiving end of the oscillator is fixedly arranged on the inner side surface of the arc-shaped sliding head, the output end of the braking piece of the telescopic rod is fixedly connected with one side surface of the arc-shaped sliding head through a traction rope, and the other side surface of the arc-shaped sliding head is fixedly connected with the outer side surface of the combined detection barrel through a traction spring;
the inner side surface of the combined detection cylinder is fixedly provided with a transparent glass inner ring, the middle part of the outer side surface of the transparent glass inner ring is fixedly provided with a silver-plated assembly ring, the transmitting end of the oscillator is fixedly arranged on the silver-plated assembly ring and penetrates through the transparent glass inner ring and the silver-plated assembly ring, the oscillator detection mechanism is fixedly arranged on the outer side surface of the silver-plated assembly ring, the transparent glass inner ring is provided with a sliding head sliding groove corresponding to the arc-shaped sliding head, and the arc-shaped sliding head is arranged inside the sliding head sliding groove in a sliding manner.
Preferably, the middle part of the outer side surface of the arc-shaped slide rail is fixedly provided with symmetrically distributed traction limiting plates, the telescopic rod braking part is arranged between the traction limiting plates, the traction limiting plates are provided with traction holes, and the traction rope sequentially penetrates through the traction holes and the output end of the telescopic rod braking part.
Preferably, the outer side surface of the combined detection cylinder is fixedly provided with a spring fixing block corresponding to the arc-shaped slide rail, one end of the traction spring is fixedly connected with the arc-shaped sliding head, the other end of the traction spring is fixedly connected with the spring fixing block, and the traction spring is used for resetting the arc-shaped sliding head.
Preferably, two ends of the outer side surface of the silver-plated assembling ring are fixedly provided with a sealing limiting ring, and the braking piece of the telescopic rod is fixedly arranged on the outer side surface of the sealing limiting ring through a U-shaped fixing piece;
the sealing groove is formed in the same side face of the sealing limiting ring and extends into the combined detection cylinder, a sealing structure is arranged in the sealing groove in a rotating mode, and the sealing structure is used for sealing the combined detection cylinder.
Preferably, the sealing structure comprises a double-output-shaft motor and sealing plates, the sealing plates are fixedly arranged at two ends of the double-output-shaft motor, and the sealing plates correspond to the sealing grooves;
and under the braking of the double-output-shaft motor, the sealing plate is clamped and connected with the sealing groove.
Preferably, the bottom of the combined detection cylinder is connected with a bottom plate through a detection cylinder fixing piece, and the double-output-shaft motor is fixedly arranged on the bottom plate through a Z-shaped fixing piece.
Preferably, a protection box body is fixedly arranged on the bottom plate, the combined detection cylinder is arranged inside the protection box body, and rubidium magnets are fixedly arranged at four corners of the bottom plate.
Preferably, the detection component is connected with a central processing unit, and the central processing unit is connected with a storage and a WIFI module.
The invention has at least the following beneficial effects:
after the gas that awaits measuring enters into the inside of clear glass inner circle, gas that will await measuring seals under sealed spacing collar and seal structure's effect, the laser line that vibrates the appearance transmitting terminal and sends takes place refraction and reflection under the combined action of clear glass inner circle and silver-plated assembly ring, then receive through vibrating the appearance receiving terminal, under sealed circumstances, it receives to vibrate the laser of appearance transmitting terminal to slide from top to bottom through the shock appearance receiving terminal on the telescopic link stopper drive guide, can be abundant detect gas that awaits measuring, promote the efficiency of detection and the accuracy that detects greatly.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
FIG. 1 is a first block diagram of the combined testing cartridge of the present invention;
FIG. 2 is a first structural diagram of a detecting mechanism of the oscillator according to the present invention;
FIG. 3 is a view of the guide of the present invention;
FIG. 4 is a second structural view of the combined detecting cylinder of the present invention;
FIG. 5 is a perspective view of the present invention;
FIG. 6 is a front view of the composite test cartridge of the present invention;
FIG. 7 is a side view of the combined test cartridge of the present invention;
FIG. 8 is a side view of the guide of the present invention;
FIG. 9 is a perspective view of a seal configuration of the present invention;
fig. 10 is an electrical schematic of the present invention.
In the figure, 1-a combined detection cylinder, 101-a spring fixing block, 102-a transparent glass inner ring, 103-a silver-plated assembly ring, 104-a sliding head chute, 2-a detection component, 201-an oscillator transmitting end, 202-an oscillator receiving end, 3-a detection mechanism, 4-a guide piece, 401-an arc sliding rail, 402-an arc sliding head, 403-a traction spring, 404-a traction limiting plate, 405-a traction hole, 5-a telescopic rod braking piece, 501-a traction rope, 6-a sealing limiting ring, 601-a sealing groove, 7-a sealing structure, 701-a double-output shaft motor, 702-a sealing plate, 8-U-shaped fixing piece, 10-a detection cylinder fixing piece, 11-a bottom plate, 12-Z-shaped fixing piece, 13-a protection plate, 14-rubidium magnet, 15-a central processing unit, 16-a storage, 17-a WIFI module and 20-an oscillator detection mechanism.
Detailed Description
The embodiments of the present application will be described in detail with reference to the drawings and examples, so that how to implement the technical means for solving the technical problems and achieving the technical effects of the present application can be fully understood and implemented.
As shown in fig. 1 to 10, the greenhouse gas monitoring instrument of the spectrum absorption technology provided in this embodiment includes a combined detection cylinder 1 and an oscillator detection mechanism 20 fixed on an outer side surface of the combined detection cylinder 1, where the oscillator detection mechanism 20 includes a detection component 2 and a detection mechanism 3, the detection component 2 includes an oscillator transmitting end 201 and an oscillator receiving end 202, the detection component 2 is used to detect gas, the detection mechanism 3 includes a guide 4 and a telescopic rod braking member 5, and the telescopic rod braking member 5 is used to pull the guide 4;
the guide part 4 comprises an arc-shaped slide rail 401 and a plurality of arc-shaped sliding heads 402 which are arranged at two ends of the arc-shaped slide rail 401 in a sliding manner, the oscillator receiving end 202 is fixedly arranged on the inner side surface of the arc-shaped sliding head 402, the output end of the telescopic rod braking part 5 is fixedly connected with one side surface of the arc-shaped sliding head 402 through a traction rope 501, and the other side surface of the arc-shaped sliding head 402 is fixedly connected with the outer side surface of the combined detection barrel 1 through a traction spring 403;
after the gas to be detected enters the transparent glass inner ring 102, the gas to be detected is sealed under the action of the sealing limiting ring 6 and the sealing structure 7, a laser ray emitted by the oscillator transmitting end 201 is refracted and reflected under the combined action of the transparent glass inner ring 102 and the silver-plated assembly ring 103, then the laser ray is received by the oscillator receiving end 202, under the sealing condition, the oscillator receiving end 202 on the guide part 4 is driven by the telescopic rod braking part 5 to slide up and down to receive the laser of the oscillator transmitting end 201, the gas to be detected can be fully detected, and the detection efficiency and the detection accuracy are greatly improved;
the oscillator is used for measuring CO-1.566 mu m/2.3 mu m and CO in the gas to be measured 2 -1.578μm/2.0μm，O 2 -0.760μm，CH 4 -1.653μm/7.9μm，C 2 H 2 -1.531μm/2.3μm，C 2 H 4 -1.621μm，NO-5.25μm，NO 2 6.3 microns and the like, the content of various gases in the gas to be detected can be detected, laser is emitted to the inside through the oscillator emission end 201 on the detection component 2, then the telescopic rod braking part 5 drives the oscillator receiving end 202 to move through the arc-shaped sliding head 402, and the receiving range can be further changed;
the guiding principle of the guide 4 is specifically;
the arc-shaped sliding rail 401 is of an arc-shaped structure and is fixed on the outer side surface of the combined detection barrel 1, the arc-shaped sliding head 402 slides between the arc-shaped sliding rail 401 and the combined detection barrel 1, the upper end of the arc-shaped sliding head 402 is clamped with the arc-shaped sliding rail 401, and the bottom of the arc-shaped sliding head 402 is clamped with the outer side surface of the combined detection barrel 1, so that arc-shaped sliding of the arc-shaped sliding head 402 can be ensured, one side surface of the arc-shaped sliding head 402 is connected with the spring fixing block 101 through a traction spring 403, the spring fixing block 101 is fixed on the silver-plated assembly ring 103, the silver-plated assembly ring 103 can not only protect the transparent glass inner ring 102, but also can assemble the guide piece 4, and under the condition that the telescopic rod braking piece 5 is not braked, the arc-shaped sliding head 402 is close to the spring fixing block 101 under the action of the traction spring 403;
one ends of the two arc-shaped sliding heads 402 are connected through a traction rope 501, the traction rope 501 sequentially penetrates through a traction hole 405 in the traction limiting plate 404 and the output end of the telescopic rod braking member 5, namely the traction rope 501 can slide on the traction limiting plate 404 and the output end of the telescopic rod braking member 5;
the traction limiting plate 404 is fixed in the middle of the arc-shaped sliding rail 401, and the traction limiting plate 404 plays a certain supporting, guiding and limiting role, so that the arc-shaped sliding head 402 is prevented from being blocked in the sliding process, and the movement speed of the arc-shaped sliding head 402 is improved;
the fixed limiting plate 404 that pulls that is provided with symmetric distribution in middle part of arc slide rail 401 lateral surface, telescopic link stopper 5 sets up and is pulling between the limiting plate 404, has seted up traction hole 405 on pulling the limiting plate 404, and haulage rope 501 runs through traction hole 405 and telescopic link stopper 5's output in proper order, and under telescopic link stopper 5's braking, telescopic link stopper 5's output is through the motion that drives haulage rope 501 pulling arc crosshead 402, specifically is:
a braking state: the output end of the telescopic rod braking part 5 moves leftwards, the traction rope 501 is under certain tension, the traction spring 403 is in a stretched state while the traction rope 501 drags the arc-shaped sliding heads 402 to move, therefore, the arc-shaped sliding heads 402 on two sides are driven by the traction rope 501 to approach the traction limiting plate 404, the arc-shaped sliding heads 402 on the arc-shaped sliding rails 401 can approach the traction limiting plate 404 at the same time, and meanwhile, the receiving range can be expanded by arranging a plurality of groups of arc-shaped sliding heads 402, and the detection accuracy and the detection range can be improved;
in addition, a spring fixing block 101 corresponding to the arc-shaped slide rail 401 is fixedly arranged on the outer side surface of the combined detection cylinder 1, one end of a traction spring 403 is fixedly connected with the arc-shaped slide head 402, the other end of the traction spring 403 is fixedly connected with the spring fixing block 101, and the traction spring 403 is used for resetting the arc-shaped slide head 402;
and (3) recovering the state: the output end of the telescopic rod braking member 5 contracts to reduce the tension on the traction rope 501, and the traction spring 403 is restored to the initial state under the action of elastic potential energy, so that the arc-shaped sliding head 402 is driven to be restored to the initial state, and the receiving range of the shock instrument receiving end 202 on the arc-shaped sliding head 402 is greatly enlarged.
The oscillator detection mechanism 20 is sleeved on the outer side surface of the transparent glass inner ring 102, and the oscillator transmitting end 201 on the detection component 2 on the oscillator detection mechanism 20 transmits laser and then reflects the laser through continuous reflection and refraction of the transparent glass inner ring 102, that is, the laser line is filled in the whole inner part of the transparent glass inner ring 102, and the detection range is greatly improved under the continuous movement of the transparent glass inner ring 202.
Further, as shown in fig. 3 and fig. 6, a transparent glass inner ring 102 is fixedly arranged on the inner side surface of the combined detection cylinder 1, a silver-plated assembly ring 103 is fixedly arranged in the middle of the outer side surface of the transparent glass inner ring 102, an oscillator emission end 201 is fixedly arranged on the silver-plated assembly ring 103 and penetrates through the transparent glass inner ring 102 and the silver-plated assembly ring 103, an oscillator detection mechanism 20 is fixedly arranged on the outer side surface of the silver-plated assembly ring 103, a sliding head chute 104 corresponding to the arc-shaped sliding head 402 is arranged on the transparent glass inner ring 102, the arc-shaped sliding head 402 is slidably arranged inside the sliding head chute 104, the inner side surface of the silver-plated assembly ring 103 is a mirror surface, is similar to a plane mirror, and after light is emitted and refracted by the transparent glass inner ring 102, the light is reflected again by the inner side surface of the silver-plated assembly ring 103, so that the reflection efficiency of the light is greatly improved;
in addition, a sliding head chute 104 is formed in the silver-plated assembly ring 103, the bottom of the arc-shaped sliding head 402 slides inside the sliding head chute 104, the upper part of the arc-shaped sliding head 402 slides inside the arc-shaped sliding rail 401, so that the motion track of the arc-shaped sliding head 402 can be ensured, 202 is arranged on the inner side surface of the arc-shaped sliding head 402 and slides inside the sliding head chute 104, and the transparent glass inner ring 102 is transparent, so that reflected light can penetrate through the transparent glass inner ring 102 and then be received by the receiving end 202 of the oscillator;
meanwhile, the light projected through the slider chute 104 can directly irradiate on the housing, and as long as one side of the housing is set to be in a transparent state, the using state of the device can be judged through the light beam.
Furthermore, as shown in fig. 1, 7 and 9, two ends of the outer side surface of the silver-plated assembly ring 103 are both fixedly provided with a sealing spacing ring 6, the same side surface of the sealing spacing ring 6 is provided with a sealing groove 601, the sealing groove 601 extends into the combined detection cylinder 1, a sealing structure 7 is rotatably arranged inside the sealing groove 601, the sealing structure 7 is used for sealing the combined detection cylinder 1, the sealing structure 7 comprises a double-output-shaft motor 701 and a sealing plate 702, the sealing plate 702 is fixedly arranged at two ends of the double-output-shaft motor 701, and the sealing plate 702 corresponds to the sealing groove 601; under the braking of the double-output-shaft motor 701, the sealing plate 702 is connected with the sealing groove 601 in a clamping manner;
sealed spacing collar 6 and seal structure 7 mutually support and can reach the sealed effect of a combination detection section of thick bamboo 1, make inside gas can not flow out, consequently reduce the flow of air in the testing process at to a great extent, promote the precision that detects, specifically do:
after air enters the transparent glass inner ring 102, the double-output-shaft motor 701 is started to drive the sealing plate 702 to rotate anticlockwise, and the sealing plate 702 rotates anticlockwise and then is clamped and connected with the sealing groove 601 on the sealing limiting ring 6, so that the transparent glass inner ring 102 is sealed, and the influence of other gases on the detection precision is prevented;
when the double-output-shaft motor 701 needs to be retested, the double-output-shaft motor 701 rotates clockwise, then the sealing plate 702 leaves from the sealing groove 601, the structure is simple, the sealing performance of the transparent glass inner ring 102 is ensured, the silver-plated assembly ring 103 and the sealing limiting ring 6 can protect the transparent glass inner ring 102, the transparent glass inner ring 102 is prevented from being broken, the service life of the transparent glass inner ring 102 is prolonged, meanwhile, the silver-plated assembly ring 103 can also be used for fixing the oscillation instrument detection mechanism 20, the sealing limiting ring 6 is used for fixing the telescopic rod braking piece 5, and the space utilization rate is greatly improved.
In addition, as shown in fig. 1 and 7, the bottom of the combined detection cylinder 1 is connected with a bottom plate 11 through a detection cylinder fixing member 10, the double-output shaft motor 701 is fixedly arranged on the bottom plate 11 through a Z-shaped fixing member 12, the telescopic rod braking member 5 is fixedly arranged on the outer side surface of the sealed spacing ring 6 through a U-shaped fixing member 8, the telescopic rod braking member 5 is fixedly arranged on the sealed spacing ring 6 through the U-shaped fixing member 8, the sealing structure 7 is fixed on the bottom plate 11 through the Z-shaped fixing member 12, the combined detection cylinder 1 is fixed on the bottom plate 11 through the detection cylinder fixing member 10, the overall structural strength is improved to ensure the stability of the device, a protection box 13 is fixedly arranged on the bottom plate 11, the combined detection cylinder 1 is arranged inside the protection box 13, rubidium magnets 14 are fixedly arranged at four corners of the bottom plate 11, and the combined detection cylinder 1 can be fixed on a rubidium metal plate through the magnets 14, so that the device is convenient to carry, and the stability and convenience of the device are further improved.
Still further, as shown in fig. 10, be connected with central processing unit 15 on detecting component 2, be connected with accumulator 16 and WIFI module 17 on the central processing unit 15, central processing unit 15 stores in advance in accumulator 16's inside after will detecting information processing, then transmits data information to user's cell-phone end through wireless mode under WIFI module 17's effect, promotes the ageing of data, obtains historical information through accumulator 16 simultaneously, makes things convenient for the data processing in later stage.
As shown in fig. 1 to fig. 10, the method for detecting a greenhouse gas monitoring instrument by using a spectral absorption technique provided in this embodiment includes the following steps:
the method comprises the following steps: firstly, fixing a combined detection cylinder 1 on a metal piece through a rubidium magnet 14 at the bottom of a bottom plate 11;
step two: after the circuit is switched on, the sealing plate 702 is rotated by starting the double-output-shaft motor 701, air enters the inside of the combined detection cylinder 1, and then the sealing limiting ring 6 is closed through the sealing plate 702;
step three: the detection component 2 is started, the telescopic rod braking part 5 is started, the arc-shaped sliding head 402 is driven to pull by driving the traction rope 501 under the starting of the telescopic rod braking part 5, the arc-shaped sliding head 402 can slide in the sliding head sliding groove 104, the oscillator receiving end 202 is driven to slide in the sliding process of the arc-shaped sliding head 402, and air in the combined detection cylinder 1 is fully detected under the reflection of the transparent glass inner ring 102;
step four: and establishing communication connection with the mobile phone through the WIFI module 17 and acquiring detection data from the storage 16.
As used in the specification and in the claims, certain terms are used to refer to particular components. As one skilled in the art will appreciate, manufacturers may refer to a component by different names. The description and claims do not intend to distinguish between components that differ in name but not function. In the following description and in the claims, the terms "include" and "comprise" are used in an open-ended fashion, and thus should be interpreted to mean "include, but not limited to. "substantially" means within an acceptable error range, and a person skilled in the art can solve the technical problem within a certain error range to achieve the technical effect basically.
It is noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a good or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such good or system. Without further limitation, an element defined by the phrase "comprising a … …" does not exclude the presence of additional like elements in a commodity or system that comprises the element.
The foregoing description shows and describes several preferred embodiments of the invention, but as aforementioned, it is to be understood that the invention is not limited to the forms disclosed herein, but is not to be construed as excluding other embodiments and is capable of use in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (6)
1. A greenhouse gas monitoring instrument adopting a spectrum absorption technology comprises a combined detection cylinder (1) and an oscillator detection mechanism (20), and is characterized in that the oscillator detection mechanism (20) comprises a detection component (2) and a detection mechanism (3), the detection component (2) comprises an oscillator transmitting end (201) and an oscillator receiving end (202), and the detection component (2) is used for detecting gas;
the detection mechanism (3) comprises a guide part (4) and a telescopic rod braking part (5), the guide part (4) comprises an arc-shaped sliding rail (401) and a plurality of arc-shaped sliding heads (402) which are arranged at two ends of the arc-shaped sliding rail (401) in a sliding manner, the telescopic rod braking part (5) is used for pulling the arc-shaped sliding heads (402) to slide up and down, a shock instrument receiving end (202) is fixedly arranged on the inner side surface of the arc-shaped sliding heads (402), the output end of the telescopic rod braking part (5) is fixedly connected with one side surface of the arc-shaped sliding heads (402) through a traction rope (501), symmetrically distributed traction limiting plates (404) are fixedly arranged in the middle of the outer side surface of the arc-shaped sliding rail (401), the telescopic rod braking part (5) is arranged between the traction limiting plates (404), a traction hole (405) is formed in the traction limiting plates (404), the traction rope (501) sequentially penetrates through the traction hole (405) and the output end of the telescopic rod braking part (5), when the output end of the telescopic rod braking part (5) moves leftwards, the traction rope (501) is under tension, the traction rope (403) is in a state that the traction spring is pulled by the traction limiting plates (501), and the traction spring (402) to be close to the traction limiting plates (402), when the output end of the telescopic rod braking part (5) is contracted, the tension on a traction rope (501) is reduced to drive the arc-shaped sliding head (402) to recover to an initial state, the other side surface of the arc-shaped sliding head (402) is fixedly connected with the outer side surface of the combined detection barrel (1) through a traction spring (403), a spring fixing block (101) corresponding to the arc-shaped sliding rail (401) is fixedly arranged on the outer side surface of the combined detection barrel (1), one end of the traction spring (403) is fixedly connected with the arc-shaped sliding head (402), the other end of the traction spring (403) is fixedly connected with the spring fixing block (101), and the traction spring (403) is used for resetting the arc-shaped sliding head (402);
the inner side surface of the combined detection cylinder (1) is fixedly provided with a transparent glass inner ring (102), the middle part of the outer side surface of the transparent glass inner ring (102) is fixedly provided with a silver-plated assembly ring (103), an oscillator transmitting end (201) is fixedly arranged on the silver-plated assembly ring (103) and penetrates through the transparent glass inner ring (102) and the silver-plated assembly ring (103), an oscillator detection mechanism (20) is fixedly arranged on the outer side surface of the silver-plated assembly ring (103), a sliding head sliding groove (104) corresponding to the arc-shaped sliding head (402) is formed in the transparent glass inner ring (102), and the arc-shaped sliding head (402) is arranged inside the sliding head sliding groove (104) in a sliding manner.
2. A greenhouse gas monitoring apparatus according to claim 1, wherein: two ends of the outer side surface of the silver-plated assembling ring (103) are fixedly provided with sealing limiting rings (6), and the telescopic rod braking piece (5) is fixedly arranged on the outer side surface of each sealing limiting ring (6) through a U-shaped fixing piece (8);
seal groove (601) have been seted up to the same side of sealed spacing collar (6), seal groove (601) extend to the inside of a combination detection section of thick bamboo (1), the inside rotation of seal groove (601) is provided with seal structure (7), seal structure (7) are used for right a combination detection section of thick bamboo (1) seals.
3. A greenhouse gas monitoring apparatus according to claim 2, wherein: the sealing structure (7) comprises a double-output-shaft motor (701) and sealing plates (702), the sealing plates (702) are fixedly arranged at two ends of the double-output-shaft motor (701), and the sealing plates (702) correspond to the sealing grooves (601);
wherein the sealing plate (702) is engaged with the sealing groove (601) under braking of the double-output shaft motor (701).
4. A greenhouse gas monitoring apparatus according to claim 3, wherein: the bottom of the combined detection cylinder (1) is connected with a bottom plate (11) through a detection cylinder fixing piece (10), and the double-output-shaft motor (701) is fixedly arranged on the bottom plate (11) through a Z-shaped fixing piece (12).
5. The greenhouse gas monitoring apparatus using spectral absorption technology according to claim 4, wherein: the combined detection device is characterized in that a protective box body (13) is fixedly arranged on the bottom plate (11), the combined detection cylinder (1) is arranged inside the protective box body (13), and rubidium magnets (14) are fixedly arranged at four corners of the bottom plate (11).
6. A greenhouse gas monitoring apparatus according to claim 1, wherein: the detection component (2) is connected with a central processing unit (15), and the central processing unit (15) is connected with a storage (16) and a WIFI module (17).
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| CN106404705A (en) * | 2016-12-15 | 2017-02-15 | 电子科技大学 | High-precision infrared multi-gas detection device |
| JP6718041B1 (en) * | 2019-06-02 | 2020-07-08 | 温州▲てい▼安智能科技有限公司 | Pneumatic equipment quality measuring device |
| CN114558486A (en) * | 2022-03-12 | 2022-05-31 | 水发(山东)检验检测研究院有限公司 | Turnover oscillator for laboratory detection |
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| CN101770029A (en) * | 2009-12-30 | 2010-07-07 | 大连水产学院 | Fish acoustic target strength measurement device |
| EP3232180B1 (en) * | 2016-04-15 | 2018-01-31 | Sick Ag | Device for optically in-situ gas analysis |
| CN107486116B (en) * | 2017-09-27 | 2019-07-16 | 徐州工程学院 | a hydrogenation reactor |
| CN114778472A (en) * | 2022-06-27 | 2022-07-22 | 安徽中智新能科技有限责任公司 | Greenhouse gas monitoring instrument based on spectral absorption technology and detection method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106404705A (en) * | 2016-12-15 | 2017-02-15 | 电子科技大学 | High-precision infrared multi-gas detection device |
| JP6718041B1 (en) * | 2019-06-02 | 2020-07-08 | 温州▲てい▼安智能科技有限公司 | Pneumatic equipment quality measuring device |
| CN114558486A (en) * | 2022-03-12 | 2022-05-31 | 水发(山东)检验检测研究院有限公司 | Turnover oscillator for laboratory detection |
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