CN211206224U - Internet of things pentane concentration laser detection assembly - Google Patents
Internet of things pentane concentration laser detection assembly Download PDFInfo
- Publication number
- CN211206224U CN211206224U CN201920796755.5U CN201920796755U CN211206224U CN 211206224 U CN211206224 U CN 211206224U CN 201920796755 U CN201920796755 U CN 201920796755U CN 211206224 U CN211206224 U CN 211206224U
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- air chamber
- fixing
- optical fiber
- fixedly connected
- laser
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- OFBQJSOFQDEBGM-UHFFFAOYSA-N Pentane Chemical compound CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 title claims abstract description 42
- 238000001514 detection method Methods 0.000 title claims abstract description 29
- 239000013307 optical fiber Substances 0.000 claims abstract description 63
- 238000003860 storage Methods 0.000 claims abstract description 30
- 230000003287 optical effect Effects 0.000 claims abstract description 16
- 230000008054 signal transmission Effects 0.000 claims abstract description 4
- 238000005259 measurement Methods 0.000 claims description 4
- 238000010079 rubber tapping Methods 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 14
- 239000000523 sample Substances 0.000 description 7
- 238000012423 maintenance Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000006855 networking Effects 0.000 description 2
- 229920002635 polyurethane Polymers 0.000 description 2
- 239000004814 polyurethane Substances 0.000 description 2
- 239000004604 Blowing Agent Substances 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 230000003760 hair shine Effects 0.000 description 1
- 230000033116 oxidation-reduction process Effects 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000002265 redox agent Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- CYRMSUTZVYGINF-UHFFFAOYSA-N trichlorofluoromethane Chemical compound FC(Cl)(Cl)Cl CYRMSUTZVYGINF-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
An Internet of things pentane concentration laser detection assembly comprises a laser, a beam splitter, a multi-core optical fiber, a support, an optical fiber fixing frame, an air chamber, a photoelectric sensor, a chip and an Internet module; the laser device realizes light source signal transmission through the optical fiber and the optical splitter and is fixedly connected with the storage tank through the fastener; the input end of the optical splitter is connected with the laser through an optical fiber, and the output end of the optical splitter is connected with the multi-core optical fiber; one end of the multi-core optical fiber is connected with the optical splitter, and the other end of the multi-core optical fiber is connected with each air chamber; the bracket is arranged on the side wall of the storage tank; the optical fiber is fixedly arranged on one side of the bracket; the air chamber is fixed with the bracket through an air chamber fixing frame; the photoelectric sensor is arranged on the bottom surface in the air chamber; the chip is arranged on the bottom surface outside the air chamber. The utility model has low investment cost; the multi-point detection of the data can be realized, and the real-time monitoring is realized; each group is flexibly adjusted, and the connection strength is high.
Description
Technical Field
The utility model relates to a physics field, especially a thing networking pentane concentration laser detection subassembly.
Background
Polyurethane foaming-related industries are an important industry in national economy. For environmental reasons, the use of CFC-11 as a replacement for the polyurethane blowing agent is accelerating in the country, wherein one possible alternative is the use of pentane as the blowing raw material. Pentane is highly toxic, is very volatile to form a gas, and is easily mixed with oxygen to explode. Therefore, underground storage tanks are generally used for pentane storage, and the pentane gas concentration needs to be detected in real time in a storage bin for storing pentane.
The detection method that current domestic generally adopted uses the redox probe, utilizes the probe to gas concentration detection, but after the probe uses one section, redox agent consumed too much, can make the detection precision descend, then need often carry out the later maintenance, and the maintenance cost is high and the maintenance process is troublesome. Meanwhile, the oxidation-reduction probe is difficult to realize real-time online detection, and the detection synchronism is poor. At present, the detection mode can also adopt imported infrared probes, but each infrared probe is expensive, and the production cost of the component is high; in addition, the imported infrared probe cannot realize online detection.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem that exists, the utility model discloses a thing networking pentane concentration laser detection subassembly, its concrete technical scheme as follows: an Internet of things pentane concentration laser detection assembly comprises a laser, a beam splitter, a multi-core optical fiber, a support, an optical fiber fixing frame, an air chamber, a photoelectric sensor, a chip and an Internet module;
the laser device is used for realizing light source signal transmission through the optical fiber and the optical splitter, is arranged at the top end of the storage tank and is fixedly connected with the storage tank through a fastener; a light source for emitting laser light as a gas concentration measurement;
the input end of the optical splitter is connected with the laser through an optical fiber, and the output end of the optical splitter is connected with the multi-core optical fiber, arranged on one side of the laser and fixedly connected with the storage tank through a fastener; the laser light splitting device is used for splitting and emitting laser light emitted by the laser device into the gas chamber;
one end of the multi-core optical fiber is connected with the optical splitter, and the other end of the multi-core optical fiber is connected with each air chamber and is vertically and fixedly connected with the top end of each air chamber through a fastener; for transmitting a laser signal;
the bracket is arranged on the side wall of the storage tank and fixedly connected with the side wall of the storage tank through a fastener; used for supporting the optical fiber fixing frame and the air chamber fixing frame;
the optical fiber fixing frame is arranged on one side of the bracket and is fixedly connected with the bracket through a fastener; the multi-optical fiber clamping device is used for clamping a multi-optical fiber and fixing the multi-optical fiber by arranging the multi-optical fiber longitudinally;
the air chamber fixing frame is arranged on one side of the bracket and is fixedly connected with the bracket through a fastener; used for connecting and fixing the air chamber;
the air chamber is arranged at one end of the air chamber fixing frame and is fixedly connected with the air chamber fixing frame through a fastener, an air chamber side through hole is formed in the side face of the air chamber, and an air chamber top through hole is formed in the top face of the air chamber; the gas collecting device is used for collecting gas of a measuring point in the storage tank;
the photoelectric sensor is arranged on the bottom surface in the air chamber and is fixedly connected with the air chamber through a fastener; the chip is electrically connected with the chip through a lead; the chip is used for receiving a light source emitted by the laser and transmitting a signal to the chip;
the chip is arranged on the bottom surface outside the air chamber and is fixedly connected with the air chamber through a fastener; the system comprises an Internet module, a photoelectric sensor, a data processing module and a data processing module, wherein the Internet module is used for receiving signals transmitted by the photoelectric sensor and processing and sending data to the Internet module;
and the internet module is used for receiving and storing the data processed by each chip.
Furthermore, the number of the brackets is two, and the brackets are symmetrically arranged; each support comprises a vertical frame and a fixing plate; the strip-shaped vertical frame is of a thin plate-shaped structure, and the center of the vertical frame is in a through hole shape to form a vertical frame connecting hole; the fixing piece is arranged on one side of the vertical frame, is fixedly connected with the vertical frame and is of an integrated structure, and one side of the fixing piece is in a through hole shape to form a fixing piece hole; the support passes through the fastener the stationary blade hole is realized fixing with the storage tank lateral wall.
Furthermore, the vertical frame connecting hole is in a waist-shaped hole shape.
Further, the section of the fixing sheet is in an L-shaped structure.
Further, the optical fiber fixing frame comprises a side plate, a front fixing plate, a front clamping cylinder, a fixing rod, a rear fixing plate, a rear clamping cylinder and a fixing nut; the optical fiber fixing frame penetrates through the side plate fixing holes and the vertical frame connecting holes through fasteners to be fixed with the support; the front fixing plate is arranged on one side of the side plate and is fixedly connected with the side plate; the front clamping cylinder is arranged at one end of the upper surface and the lower surface of the front fixing plate and is vertically and fixedly connected with the front fixing plate; the outer wall of the fixed rod is in a thread shape, and the fixed rod is arranged at two ends of one side of the front fixed plate and is vertically and fixedly connected with the front fixed plate; the rear fixing plate is arranged on one side of the front fixing plate, and the fixing rod penetrates through the rear fixing plate to realize the sliding connection of the rear fixing plate and the front fixing plate; the rear clamping cylinder is arranged at one end of the upper surface and the lower surface of the rear fixing plate and is vertically and fixedly connected with the rear fixing plate; the fixing nut is arranged on the outer side of the fixing rod and is fixedly connected with the fixing rod through threads.
Furthermore, the number, the position and the inner diameter of the front clamping cylinder and the number, the position and the inner diameter of the rear clamping cylinder are matched, and each front clamping cylinder is attached to each rear clamping cylinder to form a cylindrical structure.
Furthermore, the air chamber fixing frames are symmetrically arranged, the cross section of each air chamber fixing frame is in a -shaped knot, the air chamber fixing frames are arranged on one side of the support, side holes of the air chamber fixing frames are formed in one side of the air chamber fixing frames, the air chamber fixing frames penetrate through the side holes of the air chamber fixing frames and the vertical frame connecting holes through fasteners to be fixed with the support, and top holes of the air chamber fixing frames are formed in one side of the top surface of the air chamber fixing frames.
Further, the air chamber is square and has a hollow structure; and air chamber connecting blocks are arranged on two sides of one end of the air chamber, and the air chamber penetrates through the air chamber connecting blocks and the air chamber fixing frame top hole through fasteners to be fixed with the air chamber fixing frame.
Further, the fastener is one or more of a hose clamp, a rivet, an expansion screw, a bolt, a nut, a screw and a self-tapping screw.
The utility model has the advantages that:
(1) the utility model provides a device for collecting gas concentration by matching a laser with an air chamber and a photoelectric sensor, which has lower manufacturing cost of each component and initial use cost of the device, does not need to be maintained and replaced later and has strong economical efficiency; meanwhile, the device processes and cooperates the collected data with the Internet of things through the chip, real transmission can be performed on the detection data, real-time online detection is realized, the synchronism of the detection data is high, and the control on the gas concentration in the storage tank is facilitated.
(2) The utility model discloses a beam splitter carries out the beam split with laser beam, links to each other respectively with a plurality of air chambers, and the device can realize carrying out the multiple spot concentration and detect simultaneously in the storage tank, and detection range is wide, has improved the accuracy of detection data. Meanwhile, the air chamber fixing frame and the optical fiber fixing frame are connected with the bracket in an adjustable mode, so that the air chamber can be adjusted to any height, and different measuring points in the storage tank can be measured; the optical fiber fixing frame can be adjusted to any height, and the fixed wire arrangement of each section of optical fiber is realized; the connection strength of all components in the device is high, and the system is stable.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the connection structure of the optical fiber fixing frame of the present invention.
Fig. 3 is a schematic view of the connection structure of the air chamber fixing frame of the present invention.
Fig. 4 is a schematic view of a system flow between the components of the present invention.
List of reference numerals: the device comprises a laser 1, a light splitter 2, a multi-core optical fiber 3, a support 4, a vertical frame 4-1, a vertical frame connecting hole 4-11, a fixing piece 4-2, a fixing piece hole 4-21, an optical fiber fixing frame 5, a side plate 5-1, a side plate fixing hole 5-11, a front fixing plate 5-2, a front clamping cylinder 5-3, a fixing rod 5-4, a rear fixing plate 5-5, a rear clamping cylinder 5-6, a fixing nut 5-7, an air chamber fixing frame 6, an air chamber fixing frame side hole 6-1, an air chamber fixing frame top hole 6-2, an air chamber 7, an air chamber side through hole 7-1, an air chamber top through hole 7-2, an air chamber connecting block 7-3, a photoelectric sensor 8, a chip 9 and an.
Detailed Description
For making the technical scheme of the utility model clear more clearly and definitely, it is right to combine the drawing below the utility model discloses further describe, any is right the utility model discloses technical scheme's technical characteristic carries out the scheme that equivalent replacement and conventional reasoning reachs and all falls into the utility model discloses protection scope. The fixed connection, the fixed arrangement and the fixed structure mentioned in the embodiment are known technologies known to those skilled in the art, such as gluing, welding, screwing, bolt-nut connection, riveting and the like.
The photoelectric sensor mentioned in the present embodiment can use products that can be purchased directly in the market, and the structure principle thereof is a well-known technology well known to those skilled in the art, and the details of the principle are not described in the present invention.
The pentane concentration laser detection assembly of the Internet of things comprises a laser, a light splitter, a multi-core optical fiber, a support, an optical fiber fixing frame, an air chamber, a photoelectric sensor, a chip and an Internet module;
the laser device is used for realizing light source signal transmission through the optical fiber and the optical splitter, is arranged at the top end of the storage tank and is fixedly connected with the storage tank through a fastener; a light source for emitting laser light as a gas concentration measurement;
the input end of the optical splitter is connected with the laser through an optical fiber, and the output end of the optical splitter is connected with the multi-core optical fiber, arranged on one side of the laser and fixedly connected with the storage tank through a fastener; the laser light splitting device is used for splitting and emitting laser light emitted by the laser device into the gas chamber;
one end of the multi-core optical fiber is connected with the optical splitter, and the other end of the multi-core optical fiber is connected with each air chamber and is vertically and fixedly connected with the top end of each air chamber through a fastener; for transmitting a laser signal;
the bracket is arranged on the side wall of the storage tank and fixedly connected with the side wall of the storage tank through a fastener; used for supporting the optical fiber fixing frame and the air chamber fixing frame;
the optical fiber fixing frame is arranged on one side of the bracket and is fixedly connected with the bracket through a fastener; the multi-optical fiber clamping device is used for clamping a multi-optical fiber and fixing the multi-optical fiber by arranging the multi-optical fiber longitudinally;
the air chamber fixing frame is arranged on one side of the bracket and is fixedly connected with the bracket through a fastener; used for connecting and fixing the air chamber;
the air chamber is arranged at one end of the air chamber fixing frame and is fixedly connected with the air chamber fixing frame through a fastener, an air chamber side through hole is formed in the side face of the air chamber, and an air chamber top through hole is formed in the top face of the air chamber; the gas collecting device is used for collecting gas of a measuring point in the storage tank;
the photoelectric sensor is arranged on the bottom surface in the air chamber and is fixedly connected with the air chamber through a fastener; the chip is electrically connected with the chip through a lead; the chip is used for receiving a light source emitted by the laser and transmitting a signal to the chip;
the chip is arranged on the bottom surface outside the air chamber and is fixedly connected with the air chamber through a fastener; the system comprises an Internet module, a photoelectric sensor, a data processing module and a data processing module, wherein the Internet module is used for receiving signals transmitted by the photoelectric sensor and processing and sending data to the Internet module;
and the internet module is used for receiving and storing the data processed by each chip.
Furthermore, the number of the brackets is two, and the brackets are symmetrically arranged; each support comprises a vertical frame and a fixing plate; the strip-shaped vertical frame is of a thin plate-shaped structure, and the center of the vertical frame is in a through hole shape to form a vertical frame connecting hole; the fixing piece is arranged on one side of the vertical frame, is fixedly connected with the vertical frame and is of an integrated structure, and one side of the fixing piece is in a through hole shape to form a fixing piece hole; the support passes through the fastener the stationary blade hole is realized fixing with the storage tank lateral wall.
Furthermore, the vertical frame connecting hole is in a waist-shaped hole shape.
Further, the section of the fixing sheet is in an L-shaped structure.
Further, the optical fiber fixing frame comprises a side plate, a front fixing plate, a front clamping cylinder, a fixing rod, a rear fixing plate, a rear clamping cylinder and a fixing nut; the optical fiber fixing frame penetrates through the side plate fixing holes and the vertical frame connecting holes through fasteners to be fixed with the support; the front fixing plate is arranged on one side of the side plate and is fixedly connected with the side plate; the front clamping cylinder is arranged at one end of the upper surface and the lower surface of the front fixing plate and is vertically and fixedly connected with the front fixing plate; the outer wall of the fixed rod is in a thread shape, and the fixed rod is arranged at two ends of one side of the front fixed plate and is vertically and fixedly connected with the front fixed plate; the rear fixing plate is arranged on one side of the front fixing plate, and the fixing rod penetrates through the rear fixing plate to realize the sliding connection of the rear fixing plate and the front fixing plate; the rear clamping cylinder is arranged at one end of the upper surface and the lower surface of the rear fixing plate and is vertically and fixedly connected with the rear fixing plate; the fixing nut is arranged on the outer side of the fixing rod and is fixedly connected with the fixing rod through threads.
Furthermore, the number, the position and the inner diameter of the front clamping cylinder and the number, the position and the inner diameter of the rear clamping cylinder are matched, and each front clamping cylinder is attached to each rear clamping cylinder to form a cylindrical structure.
Furthermore, the air chamber fixing frames are symmetrically arranged, the cross section of each air chamber fixing frame is in a -shaped knot, the air chamber fixing frames are arranged on one side of the support, side holes of the air chamber fixing frames are formed in one side of the air chamber fixing frames, the air chamber fixing frames penetrate through the side holes of the air chamber fixing frames and the vertical frame connecting holes through fasteners to be fixed with the support, and top holes of the air chamber fixing frames are formed in one side of the top surface of the air chamber fixing frames.
Further, the air chamber is square and has a hollow structure; and air chamber connecting blocks are arranged on two sides of one end of the air chamber, and the air chamber penetrates through the air chamber connecting blocks and the air chamber fixing frame top hole through fasteners to be fixed with the air chamber fixing frame.
Further, the chip can adopt an explosion-proof module of an Ex SM321 type in IMATIC S7-300 series.
Further, the internet of things module can adopt one of a desktop computer, a notebook computer or a tablet computer.
Further, the fastener is one or more of a hose clamp, a rivet, an expansion screw, a bolt, a nut, a screw and a self-tapping screw.
The structure principle of the utility model is that:
when the utility model is installed, the bracket is fixedly connected with the side wall of the storage tank by the fastener matching with the fixing sheet hole; the optical fiber fixing frame is jointed and fixedly connected with the bracket by matching the fastening piece with the side plate fixing hole and the vertical frame connecting hole; each optical fiber of the multi-core optical fiber is arranged on one side of the front fixing plate, the fixing rod penetrates through the rear fixing plate, and the fixing nut is locked, so that each optical fiber is clamped and fixed through the front clamping barrel and the rear clamping barrel respectively. Then, the fastening piece is matched with the side hole of the air chamber fixing frame and the connecting hole of the vertical frame to realize the jointing and fixed connection of the air chamber fixing frame and the bracket; and finally, the fastening piece penetrates through the air chamber connecting block and the air chamber fixing frame top hole to realize the fixed connection of the air chamber and the air chamber fixing frame.
The utility model discloses during the use, open the laser instrument, the laser instrument light beam carries out the beam splitting through the spectroscope, and the light beam transmits through the multicore optic fibre, and the light beam shines to photoelectric sensor through the air chamber respectively on, and photoelectric sensor transmits the signal to the chip, and the chip carries out analysis processes and calculates, reachs light intensity data to reachs gas concentration data; and finally, transmitting the measurement data to the Internet of things module through the chip.
Claims (9)
1. An Internet of things pentane concentration laser detection assembly is characterized by comprising a laser, a beam splitter, a multi-core optical fiber, a support, an optical fiber fixing frame, an air chamber, a photoelectric sensor, a chip and an Internet module;
the laser device is used for realizing light source signal transmission through the optical fiber and the optical splitter, is arranged at the top end of the storage tank and is fixedly connected with the storage tank through a fastener; a light source for emitting laser light as a gas concentration measurement;
the input end of the optical splitter is connected with the laser through an optical fiber, and the output end of the optical splitter is connected with the multi-core optical fiber, arranged on one side of the laser and fixedly connected with the storage tank through a fastener; the laser light splitting device is used for splitting and emitting laser light emitted by the laser device into the gas chamber;
one end of the multi-core optical fiber is connected with the optical splitter, and the other end of the multi-core optical fiber is connected with each air chamber and is vertically and fixedly connected with the top end of each air chamber through a fastener; for transmitting a laser signal;
the bracket is arranged on the side wall of the storage tank and fixedly connected with the side wall of the storage tank through a fastener; used for supporting the optical fiber fixing frame and the air chamber fixing frame;
the optical fiber fixing frame is arranged on one side of the bracket and is fixedly connected with the bracket through a fastener; the multi-optical fiber clamping device is used for clamping a multi-optical fiber and fixing the multi-optical fiber by arranging the multi-optical fiber longitudinally;
the air chamber fixing frame is arranged on one side of the bracket and is fixedly connected with the bracket through a fastener; used for connecting and fixing the air chamber;
the air chamber is arranged at one end of the air chamber fixing frame and is fixedly connected with the air chamber fixing frame through a fastener, an air chamber side through hole is formed in the side face of the air chamber, and an air chamber top through hole is formed in the top face of the air chamber; the gas collecting device is used for collecting gas of a measuring point in the storage tank;
the photoelectric sensor is arranged on the bottom surface in the air chamber and is fixedly connected with the air chamber through a fastener; the chip is electrically connected with the chip through a lead; the chip is used for receiving a light source emitted by the laser and transmitting a signal to the chip;
the chip is arranged on the bottom surface outside the air chamber and is fixedly connected with the air chamber through a fastener; the system comprises an Internet module, a photoelectric sensor, a data processing module and a data processing module, wherein the Internet module is used for receiving signals transmitted by the photoelectric sensor and processing and sending data to the Internet module;
and the internet module is used for receiving and storing the data processed by each chip.
2. The laser detection assembly for the pentane concentration of the internet of things according to claim 1, wherein the number of the supports is two, and the supports are symmetrically arranged; each support comprises a vertical frame and a fixing plate; the strip-shaped vertical frame is of a thin plate-shaped structure, and the center of the vertical frame is in a through hole shape to form a vertical frame connecting hole; the fixing piece is arranged on one side of the vertical frame, is fixedly connected with the vertical frame and is of an integrated structure, and one side of the fixing piece is in a through hole shape to form a fixing piece hole; the support passes through the fastener the stationary blade hole is realized fixing with the storage tank lateral wall.
3. The laser detection assembly for pentane concentration of the internet of things according to claim 2, wherein the vertical frame connecting hole is in a shape of a waist-shaped hole.
4. The laser detection assembly for pentane concentration of the internet of things of claim 2, wherein the cross section of the fixing sheet is of an L-shaped structure.
5. The laser detection assembly for pentane concentration of the internet of things according to claim 2, wherein the optical fiber fixing frame comprises a side plate, a front fixing plate, a front clamping cylinder, a fixing rod, a rear fixing plate, a rear clamping cylinder and a fixing nut; the optical fiber fixing frame penetrates through the side plate fixing holes and the vertical frame connecting holes through fasteners to be fixed with the support; the front fixing plate is arranged on one side of the side plate and is fixedly connected with the side plate; the front clamping cylinder is arranged at one end of the upper surface and the lower surface of the front fixing plate and is vertically and fixedly connected with the front fixing plate; the outer wall of the fixed rod is in a thread shape, and the fixed rod is arranged at two ends of one side of the front fixed plate and is vertically and fixedly connected with the front fixed plate; the rear fixing plate is arranged on one side of the front fixing plate, and the fixing rod penetrates through the rear fixing plate to realize the sliding connection of the rear fixing plate and the front fixing plate; the rear clamping cylinder is arranged at one end of the upper surface and the lower surface of the rear fixing plate and is vertically and fixedly connected with the rear fixing plate; the fixing nut is arranged on the outer side of the fixing rod and is fixedly connected with the fixing rod through threads.
6. The laser detection assembly for pentane concentration of the internet of things according to claim 5, wherein the number, the position and the inner diameter of the front clamping cylinder and the rear clamping cylinder are matched, and each front clamping cylinder is attached to each rear clamping cylinder and is of a cylindrical structure.
7. The laser detection assembly for pentane concentration of the Internet of things according to claim 1, wherein the air chamber fixing frames are symmetrically arranged, the cross section of each air chamber fixing frame is in a -shaped knot, the air chamber fixing frames are arranged on one side of the support, air chamber fixing frame side holes are formed in one side of each air chamber fixing frame, the air chamber fixing frames penetrate through the air chamber fixing frame side holes and the vertical frame connecting holes through fasteners to be fixed with the support, and air chamber fixing frame top holes are formed in one side of the top face of each air chamber fixing frame.
8. The laser detection assembly for pentane concentration of the internet of things according to claim 1, wherein the air chamber is square and has a hollow structure; and air chamber connecting blocks are arranged on two sides of one end of the air chamber, and the air chamber penetrates through the air chamber connecting blocks and the air chamber fixing frame top hole through fasteners to be fixed with the air chamber fixing frame.
9. The laser detection assembly for pentane concentration of the internet of things of claim 1, 2, 5, 7 or 8, wherein the fastener is one or more of a hose clamp, a rivet, an expansion screw, a bolt, a nut, a screw and a self-tapping screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920796755.5U CN211206224U (en) | 2019-05-30 | 2019-05-30 | Internet of things pentane concentration laser detection assembly |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920796755.5U CN211206224U (en) | 2019-05-30 | 2019-05-30 | Internet of things pentane concentration laser detection assembly |
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| CN211206224U true CN211206224U (en) | 2020-08-07 |
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| CN201920796755.5U Expired - Fee Related CN211206224U (en) | 2019-05-30 | 2019-05-30 | Internet of things pentane concentration laser detection assembly |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112147163A (en) * | 2020-08-20 | 2020-12-29 | 中国原子能科学研究院 | A series detection device for multiple spot measurement pulse extraction post plutonium concentration |
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2019
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112147163A (en) * | 2020-08-20 | 2020-12-29 | 中国原子能科学研究院 | A series detection device for multiple spot measurement pulse extraction post plutonium concentration |
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