CN118408905B - Sulfur dioxide gas analyzer for factory - Google Patents
Sulfur dioxide gas analyzer for factory Download PDFInfo
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- CN118408905B CN118408905B CN202410618568.3A CN202410618568A CN118408905B CN 118408905 B CN118408905 B CN 118408905B CN 202410618568 A CN202410618568 A CN 202410618568A CN 118408905 B CN118408905 B CN 118408905B
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- pipe
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- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 title claims abstract description 36
- 238000003825 pressing Methods 0.000 claims description 46
- 238000001125 extrusion Methods 0.000 claims description 45
- 238000007789 sealing Methods 0.000 claims description 33
- 239000000463 material Substances 0.000 claims description 30
- 230000007246 mechanism Effects 0.000 claims description 15
- 238000013459 approach Methods 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims 1
- 229920000742 Cotton Polymers 0.000 abstract description 107
- 238000004458 analytical method Methods 0.000 abstract description 17
- 238000000605 extraction Methods 0.000 abstract description 3
- 238000005070 sampling Methods 0.000 abstract description 2
- 241000219146 Gossypium Species 0.000 description 104
- 239000007789 gas Substances 0.000 description 22
- 238000000034 method Methods 0.000 description 17
- 230000008569 process Effects 0.000 description 16
- 230000008878 coupling Effects 0.000 description 10
- 238000010168 coupling process Methods 0.000 description 10
- 238000005859 coupling reaction Methods 0.000 description 10
- 239000000428 dust Substances 0.000 description 9
- 238000001914 filtration Methods 0.000 description 9
- 238000010030 laminating Methods 0.000 description 9
- 239000012535 impurity Substances 0.000 description 8
- 238000004891 communication Methods 0.000 description 7
- 238000001514 detection method Methods 0.000 description 7
- 239000000126 substance Substances 0.000 description 4
- 230000002776 aggregation Effects 0.000 description 2
- 238000004220 aggregation Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000007405 data analysis Methods 0.000 description 2
- 239000013013 elastic material Substances 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 239000002912 waste gas Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000002795 fluorescence method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/30—Particle separators, e.g. dust precipitators, using loose filtering material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/88—Replacing filter elements
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
- G01N1/24—Suction devices
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
- G01N21/3504—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing gases, e.g. multi-gas analysis
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
- G01N21/3504—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing gases, e.g. multi-gas analysis
- G01N21/3518—Devices using gas filter correlation techniques; Devices using gas pressure modulation techniques
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- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Health & Medical Sciences (AREA)
- Pathology (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Molecular Biology (AREA)
- Biomedical Technology (AREA)
- Engineering & Computer Science (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
本发明涉及气体取样分析技术领域，尤其涉及一种工厂用的二氧化硫气体分析仪。包括有分析仪，所述分析仪通过软管连通有固定壳，所述固定壳固接有连通管和进气管，所述连通管与软管连通，所述固定壳转动连接有转轮，所述转轮开设有周向分布的通孔，所述连通管和所述进气管均与所述转轮上的通孔连通配合，所述转轮的通孔内填充有过滤件，所述固定壳固接有第一伸缩杆和收集壳，所述固定壳内远离所述连通管的一侧固接有滑动管和送料管，所述送料管内滑动连接有送料杆。本发明在遇到过滤棉堵住的情况时，通过第一伸缩杆的伸缩端挤压转轮上的滑槽带动其转动，改变转轮通孔的位置，完成对过滤棉的切换，避免过滤棉堵塞后无法继续抽气分析。
The present invention relates to the field of gas sampling and analysis technology, and in particular to a sulfur dioxide gas analyzer for use in factories. The analyzer comprises an analyzer, the analyzer is connected to a fixed shell through a hose, the fixed shell is fixedly connected to a connecting pipe and an air inlet pipe, the connecting pipe is connected to the hose, the fixed shell is rotatably connected to a runner, the runner is provided with circumferentially distributed through holes, the connecting pipe and the air inlet pipe are both connected and matched with the through holes on the runner, the through holes of the runner are filled with filters, the fixed shell is fixedly connected to a first telescopic rod and a collecting shell, a sliding pipe and a feeding pipe are fixedly connected to the side of the fixed shell away from the connecting pipe, and a feeding rod is slidably connected to the feeding pipe. When the filter cotton is blocked, the present invention drives the rotation of the runner by squeezing the sliding groove on the runner through the telescopic end of the first telescopic rod, changes the position of the through hole of the runner, completes the switching of the filter cotton, and avoids the inability to continue the extraction analysis after the filter cotton is blocked.
Description
Technical Field
The invention relates to the technical field of gas sampling analysis, in particular to a sulfur dioxide gas analyzer for factories.
Background
The existing gas analyzer is divided into a fixed potential electrolysis method, an ultraviolet fluorescence method, an infrared absorption method and the like, wherein the infrared gas analyzer analyzes the content of substances by absorbing energy of different wave bands, and is widely applied to detection of different substance contents in waste gas when waste gas is discharged from a factory, such as detection of sulfur dioxide gas content, when the infrared gas analyzer analyzes components of substances in air, the gas is required to be pumped into the analyzer for analysis, the air in the factory contains a large amount of dust, when the air in the factory is analyzed, the dust is easy to enter the analyzer, the dust is adhered in the analyzer, although the existing device has a filtering system, the dust in the air can be filtered, the problem that the filtering system is blocked due to impurity aggregation easily occurs after the existing device is used for a long time, the air circulation efficiency is reduced, even the dust enters the inside of the analyzer, the accuracy of data is affected, after the filtering system is blocked, workers need to stop the instrument, the data analysis cannot be continuously carried out by the device, and the efficiency of the analysis data is affected.
Disclosure of Invention
The invention provides a sulfur dioxide gas analyzer for factories, which is used for solving the defect that the existing analyzer can be cleaned and replaced after a filtering system is blocked and the instrument is stopped.
The technical scheme of the invention is that the sulfur dioxide gas analyzer for the factory comprises an analyzer, wherein the analyzer is communicated with a fixed shell through a hose, the fixed shell is fixedly connected with a communicating pipe and an air inlet pipe, the communicating pipe is communicated with the hose, the fixed shell is rotationally connected with a rotating wheel, the rotating wheel is provided with circumferentially distributed through holes, the communicating pipe and the air inlet pipe are communicated and matched with the through holes on the rotating wheel, a filter is filled in the through holes of the rotating wheel, the fixed shell is fixedly connected with a first telescopic rod and a collecting shell, the first telescopic rod is communicated with the communicating pipe, the telescopic end of the first telescopic rod is in extrusion fit with the rotating wheel, one side, far away from the communicating pipe, of the fixed shell is fixedly connected with a sliding pipe and a feeding pipe, the sliding pipe is connected with the sliding pipe in the sliding pipe, a symmetrically distributed cavity is arranged between the sliding pipe and the sliding pipe, the cavity, far away from the rotating wheel, is communicated with the communicating pipe, the feeding pipe is connected with the sliding pipe, the sliding pipe is arranged between the feeding pipe and the sliding pipe, the sliding pipe is arranged on one side, which is far away from the sliding pipe, and is fixedly connected with a feeding pipe, and is arranged on one side, and is fixedly connected with a feeding assembly.
Further, the outer side of the rotating wheel is provided with a sliding groove, the sliding groove on the rotating wheel is composed of a circumferentially distributed curved sliding groove and a circumferentially distributed straight sliding groove, the circumferentially distributed curved sliding groove and the circumferentially distributed straight sliding groove are distributed in a staggered mode, and the number of the curved sliding groove and the number of the straight sliding groove on the rotating wheel are consistent with the number of the through holes on the rotating wheel, so that the telescopic end of the first telescopic rod drives the rotating wheel to rotate.
Further, the depth of the straight sliding groove on the rotating wheel, which is close to one end of the feeding pipe, is larger than that of the adjacent curved sliding groove, and the depth of the straight sliding groove on the rotating wheel, which is far away from one end of the feeding pipe, is smaller than that of the adjacent curved sliding groove.
Further stated, the pushing component comprises a pushing rod, the pushing rod is slidably connected to one end of the sliding rod, which is located outside the sliding tube, a spring is arranged between the pushing rod and the sliding rod, the pushing rod is fixedly connected with a circumferentially distributed receiving rod through an elastic rod, the circumferentially distributed receiving rod is in extrusion fit with the sliding rod, and a feeding component for assisting material movement is arranged on the feeding rod.
Further stated, one side of the receiving rod, which is close to the sliding rod, is provided with an inclined plane, and the inclined plane gradually approaches the axis of the pushing rod from one side, which is close to the sliding rod, to one side, which is far away from the sliding rod.
Further stated, the feeding assembly comprises circumferentially distributed pressing plates, the circumferentially distributed pressing plates are fixedly connected to one end of the feeding rod, which is close to the rotating wheel, a circumferentially distributed adjusting block is fixedly connected to one side, which is close to the rotating wheel, of the feeding pipe, the circumferentially distributed adjusting block is respectively in extrusion fit with the adjacent pressing plates, a symmetrically distributed supporting plate is fixedly connected to one side, which is close to the rotating wheel, of the feeding pipe, and a limiting assembly used for pushing materials to be separated from the pressing plates is arranged on the feeding rod.
Further, the cross section of the adjusting block is isosceles trapezoid and is used for extruding the adjacent material pressing plates.
Further stated, the limiting component comprises a push rod, the push rod sliding connection in the feed rod, the feed rod with be provided with the extension spring between the push rod, the feed rod keep away from the one end of pressure flitch be provided with the cavity of feed pipe intercommunication, the extension spring is located in the cavity of feed rod, the cavity of feed rod be close to one side of pressure flitch be provided with the intercommunicating pore of the adjacent cavity intercommunication in the feed pipe, feed rod sliding connection has the sealing ring, the sealing ring with adjacent intercommunicating pore sealing fit on the feed rod, the sealing ring with be provided with the spring between the feed rod, the feed pipe is close to the cavity internal rigid coupling of sealing ring has the locating piece, the locating piece with the spacing cooperation of sealing ring.
Further, still including laminating mechanism, laminating mechanism set up in keep away from in the fixed shell one side of conveying pipe, laminating mechanism is used for the outside extrusion material, laminating mechanism is including the second telescopic link, the axis of second telescopic link with the axis coincidence of conveying pipe, the second telescopic link rigid coupling in the fixed shell is kept away from one side of conveying pipe, the second telescopic link with the conveying pipe is kept away from the cavity of runner passes through the hose intercommunication, the flexible end sliding connection and the friction fit of second telescopic link have the spacing ring, the runner with the second telescopic link all with spacing ring spacing cooperation, the flexible end of second telescopic link articulates there is the roll over pole of circumference distribution, circumference distribution the roll over the pole all with the flexible end of second telescopic link is provided with the torsional spring, circumference distribution the roll over the pole all rigid coupling has the extrusion piece, circumference distribution the extrusion piece all with spacing ring extrusion fit, be provided with the fixed establishment that is used for fixed material position on the runner.
Further stated, the fixed establishment is including the slip ring that circumference distributes, circumference distribution the slip ring all sliding connection in be close to on the runner one side of communicating pipe, the slip ring with adjacent through-hole coaxial on the runner, circumference distribution the slip ring all with the runner is provided with the elastic rod, the slip ring rigid coupling has the limiting plate of circumference distribution, be provided with evenly distributed's spout on the runner, the limiting plate is located adjacent spout on the runner, the slip ring is close to one side rigid coupling of communicating pipe has the extrusion rod, the extrusion rod with runner sliding connection, one side rigid coupling of communicating pipe is close to the runner has the stopper, stopper and adjacent extrusion rod extrusion fit, one side rigid coupling that is close to the runner in the communicating pipe has the intercommunication board, be provided with evenly distributed's through-hole on the intercommunication board.
The invention has the advantages that 1, in the process of analyzing the gas in the factory, when the condition of filter cotton blockage is met, the telescopic end of the first telescopic rod is used for extruding the sliding groove on the rotating wheel to drive the rotating wheel to rotate, the position of the through hole of the rotating wheel is changed, the position of the communicating part of the rotating wheel, the communicating pipe and the air inlet pipe is changed, the switching of the filter cotton is completed, and the condition that the filter cotton cannot be continuously pumped for analysis after being blocked is avoided.
2. When the filter cotton is placed in the through hole of the rotating wheel, the filter cotton is extruded through the pressing plate, so that the volume of the filter cotton is reduced, the filter cotton is conveniently placed in the through hole of the rotating wheel, the filter cotton is prevented from being directly extruded into the through hole of the rotating wheel, the filter cotton is unevenly distributed, and the filtering efficiency is influenced.
3. When the filter cotton is replaced, the compression block is extruded through the limiting ring, so that the folding rod is driven to rotate and the filter cotton is extruded outwards, the filter cotton is attached to the side wall of the adjacent through hole on the rotating wheel, and the situation that part of air-carried impurities enter the analyzer from the gap between the filter cotton and the rotating wheel to influence the accuracy of analysis data is avoided.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
fig. 2 is a schematic perspective view of a fixing case, a communication pipe and an air inlet pipe according to the present invention;
FIG. 3 is a schematic perspective view of the collection housing, sliding tube and sliding rod of the present invention;
FIG. 4 is a schematic perspective view of a slide tube, slide rod and feed tube according to the present invention;
FIG. 5 is a schematic perspective view of a first telescopic rod, a feed tube and a feed rod according to the present invention;
FIG. 6 is a schematic perspective view of the wheel and first telescoping rod of the present invention;
FIG. 7 is a schematic perspective view of a slide bar, a pusher bar and a collector bar according to the present invention;
FIG. 8 is a schematic perspective view of the press plate, the adjusting block and the support plate of the present invention;
FIG. 9 is a schematic perspective view of the push rod, seal ring and positioning block of the present invention;
FIG. 10 is a schematic perspective view of the wheel, second telescoping rod and stop collar of the present invention;
FIG. 11 is a schematic perspective view of a stop collar, folding bar and squeeze block of the present invention;
FIG. 12 is a schematic perspective view of a communication tube, a slip ring and a limiting plate according to the present invention;
fig. 13 is a schematic perspective view of a limiting plate, an extrusion rod and a limiting block according to the present invention.
In the drawings, the analyzer comprises a 1-analyzer, a 2-fixed shell, a 3-communicating pipe, a 4-air inlet pipe, a 5-rotating wheel, a 6-first telescopic rod, a 7-collecting shell, an 8-sliding pipe, a 9-sliding rod, a 10-feeding pipe, a 11-feeding rod, a 12-feeding frame, a 21-pushing rod, a 22-collecting rod, a 31-pressing plate, a 32-adjusting block, a supporting plate, a 41-pushing rod, a 42-sealing ring, a 43-positioning block, a 51-second telescopic rod, a 52-limiting ring, a 53-folding rod, a 54-pressing block, a 61-sliding ring, a 62-limiting plate, a 63-pressing rod, a 64-limiting block and a 65-communicating plate.
Detailed Description
The invention will be further described with reference to specific examples, illustrative examples and illustrations of which are provided herein to illustrate the invention, but are not to be construed as limiting the invention.
In the process of analyzing air components in a factory, when a filtering system filters dust in the air, the problem that the filtering system is blocked due to impurity aggregation easily occurs, workers can replace and clean the air analyzer after stopping the air analyzer, and the process device cannot continue data analysis, so that the efficiency of analyzing data is affected.
Example 1: the sulfur dioxide gas analyzer for factory, as shown in fig. 1-6, comprises analyzer 1, wherein the analyzer 1 is used for detecting the content of different substances in air, an air pump is arranged in the analyzer 1, the analyzer 1 is communicated with a fixed shell 2 through a hose, a communicating pipe 3 is fixedly connected at the right part in the fixed shell 2, an air inlet pipe 4 is fixedly connected at the left part of the fixed shell 2, the right end of the communicating pipe 3 is communicated with the hose, a rotating wheel 5 is rotatably connected at the middle part of the fixed shell 2, five through holes distributed circumferentially are arranged on the rotating wheel 5, the communicating pipe 3 and the air inlet pipe 4 are communicated with the five through holes on the rotating wheel 5, after one through hole on the rotating wheel 5 is blocked, the rotating wheel 5 rotates to enable other through holes on the rotating wheel to be communicated with the communicating pipe 3 and the air inlet pipe 4, air is introduced into the analyzer 1, filter cotton is filled in the through holes of the rotating wheel 5 and is used for adsorbing impurities in the air, the air is prevented from carrying impurities to enter the analyzer 1 and attaching inside the analyzer 1, the measuring accuracy of the analyzer 1 is affected, a first telescopic rod 6 is fixedly connected to the right part of the inner upper side surface of the fixed shell 2, the right part of the first telescopic rod 6 is communicated with the communicating pipe 3 through a hose and is used for extracting gas in the first telescopic rod 6 after the pressure in the communicating pipe 3 is reduced, the outer side surface of the rotating wheel 5 is provided with a sliding groove, the sliding groove on the rotating wheel 5 consists of five circumferentially distributed curved sliding grooves and circumferentially distributed five straight sliding grooves, the five curved sliding grooves and the five straight sliding grooves are distributed in a staggered manner, the angle of projection of the curved sliding grooves to the right side surface of the rotating wheel 5 is 72 DEG, after the telescopic end of the first telescopic rod 6 is used for driving the rotating wheel 5 to rotate once, the through hole on the rotating wheel 5 completes one-time position exchange, the depth of the right end of the straight sliding groove on the rotating wheel 5 is larger than the depth of the right end of the adjacent curved sliding groove, when the telescopic end of the first telescopic rod 6 moves leftwards and resets, the telescopic end of the first telescopic rod 6 is pulled to move leftwards along the straight sliding groove, the telescopic end of the first telescopic rod 6 is prevented from entering the curved sliding groove to drive the rotating wheel 5 to rotate reversely, the depth of the left end of the straight sliding groove on the rotating wheel 5 is smaller than that of the left end of the adjacent curved sliding groove, the telescopic end of the first telescopic rod 6 enters the adjacent curved sliding groove when moving rightwards, the rotating wheel 5 is extruded to rotate, the collecting shell 7 is fixedly connected to the left part of the inner lower side surface of the fixed shell 2, a baffle is hinged to the lower part of the collecting shell 7, a worker takes out waste filter cotton, the collecting shell 7 is used for collecting the blocked filter cotton, the sliding tube 8 is fixedly connected to the right part of the inner lower side surface of the fixed shell 2 in a sliding way, the sliding rod 9 is connected to the sliding rod 9 in a sliding way, a spring is arranged between the sliding tube 8 and the sliding rod 9, the sliding rod 9 is used for pushing the filter cotton in the adjacent through holes on the rotating wheel 5 into the collecting shell 7, the right part of the lower side surface in the fixed shell 2 is fixedly connected with the feeding pipe 10, the feeding pipe 10 is provided with two chambers which are distributed symmetrically left and right, the left part of the chamber on the left side of the feeding pipe 10 is unsealed, the right part of the sliding pipe 8 and the right part of the chamber on the right side of the feeding pipe 10 are communicated with the communicating pipe 3, the communicating pipe 3 is used for extracting the gas in the sliding pipe 8 and the feeding pipe 10 after the filter cotton in the uppermost through hole of the rotating wheel 5 is blocked, the sliding rod 9 and the feeding pipe 11 are moved out from the adjacent through holes on the rotating wheel 5, the elastic coefficients of the springs in the sliding pipe 8 and the feeding pipe 10 are smaller than those in the first telescopic rod 6, the feeding pipe 10 is connected with the feeding rod 11 in a sliding way, the springs are arranged between the feeding pipe 10 and the feeding rod 11, the left side rigid coupling of conveying pipe 10 has pay-off frame 12, and pay-off frame 12 and the cavity intercommunication in conveying pipe 10 left side, and pay-off frame 12 and fixed shell 2 rigid coupling and intercommunication are provided with the solenoid valve in the pay-off frame 12, and the solenoid valve is used for opening after feeding rod 11 withdraws in the conveying pipe 10, makes the filter pulp get into in the left side cavity in the conveying pipe 10, is provided with the pushing component that is used for promoting the material removal on the slide bar 9.
As shown in fig. 4 and 7, the pushing assembly comprises a pushing rod 21, the pushing rod 21 is slidably connected to the left end of the sliding rod 9, a spring is arranged between the pushing rod 21 and the sliding rod 9, four circumferentially distributed receiving rods 22 are fixedly connected to the left end of the pushing rod 21 through an elastic rod, inclined planes are arranged on the right side of the receiving rods 22 and gradually approach the axis of the pushing rod 21 from right to left, when the pushing rod 21 cannot push filter cotton, the sliding rod 9 moves leftwards to squeeze the inclined planes on the four receiving rods 22, the receiving rods 22 rotate towards the middle to squeeze the filter cotton, contact surfaces of the filter cotton and through hole side walls of the rotating wheel 5 are reduced, friction force applied to movement of the filter cotton is reduced, and a feeding assembly for assisting material movement is arranged on the feeding rod 11.
As shown in fig. 5, 8 and 9, the feeding assembly comprises four circumferentially distributed material pressing plates 31, the four material pressing plates 31 are fixedly connected to the left end of the feeding rod 11, the material pressing plates 31 are made of elastic materials, four circumferentially distributed adjusting blocks 32 are fixedly connected to the left side in the feeding pipe 10, the cross sections of the adjusting blocks 32 are isosceles trapezoids, when the material pressing plates 31 move out of the feeding pipe 10, the adjusting blocks 32 press the adjacent material pressing plates 31 towards the axis direction of the feeding pipe 10, so that the material pressing plates 31 press the filter cotton, the volume of the filter cotton is reduced to conveniently enter adjacent through holes in the rotating wheel 5, after the material pressing plates 31 protrude out of the feeding pipe 10, the extrusion of the adjacent material pressing plates 31 is relieved, the filter cotton in the material pressing plates 31 is expanded and contacted with the inner wall of the rotating wheel 5, two supporting plates 33 symmetrically distributed around the lower portion of the left side of the feeding pipe 10 are fixedly connected, the supporting plates 33 are used for supporting the filter cotton falling down, and the spacing assembly used for pushing the filter cotton is arranged on the feeding rod 11 to separate from the material pressing plates 31.
As shown in fig. 8 and 9, the limiting component comprises a push rod 41, the push rod 41 is slidably connected in the feeding rod 11, the push rod 41 initially protrudes out of the left end of the feeding rod 11, the push rod 41 is used for pushing the filter cotton rightward after the filter cotton is fed into the through hole of the rotating wheel 5, the filter cotton is separated from the pressing plate 31, a tension spring is arranged between the feeding rod 11 and the push rod 41, the elasticity coefficient of the tension spring is smaller than the elasticity coefficient of a spring in the feeding pipe 10, the push rod 41 is firstly retracted in the feeding rod 11, the right end of the feeding rod 11 is provided with a cavity communicated with a cavity on the right side of the feeding pipe 10, the tension spring is positioned in the cavity of the feeding rod 11, the left side of the cavity of the feeding rod 11 is provided with a communication hole communicated with the cavity on the right side of the feeding pipe 10, the sealing ring 42 is used for sealing the communication hole on the left side of the feeding rod 11 after the push rod 41 is retracted in the feeding rod 11, the left side of the feeding rod 11 is prevented from moving leftward, a sealing ring 42 is slidably connected with the left part of the feeding rod 11, the sealing ring 42 is in sealing fit with the adjacent communication hole on the feeding rod 11, a spring is arranged between the sealing ring 42 and the feeding rod 11, the sealing ring 11 is in a compressed state, when the spring is initially positioned in the state, and is initially retracted in the feeding rod 11, and is in the cavity for moving close to the sealing position by the sealing rod 11, and sealing joint with the sealing ring 42 is sealed by the sealing ring 43, and 43.
When the staff uses this device to carry out analysis and detection to the sulfur dioxide's in the mill air content, the staff removes this device to the position that needs to detect, the staff holds fixed shell 2, after the appointed position of the mouth of pipe removal with intake pipe 4, the staff starts analysis appearance 1, the air pump operation in analysis appearance 1 is through the gas in the hose extraction communicating pipe 3, the pressure in communicating pipe 3 reduces and through the through-hole extraction detection place's of intake pipe 4 and runner 5 upside air, make external air get into in the through-hole of runner 5 upside, the air gets into analysis appearance 1 after passing through the filter cotton in the through-hole of runner 5 upside, analysis appearance 1 analysis air sulfur dioxide's content, the dust that carries in the air is adsorbed by the filter cotton when the air passes through the filter cotton.
In the above-mentioned detection process, as the number of times of detection increases, the accumulation of dust on the filter cotton in runner 5 increases constantly, when the filter cotton in the upper side through-hole in runner 5 piles up a large amount of dust, filter cotton quilt is stopped up, the air circulation rate reduces, analyzer 1 continues to extract gas this moment, because the filter cotton quilt is stopped up, the flow in communicating pipe 3 is reduced in external gas entering, the pressure in communicating pipe 3 reduces the gas in the cavity on the right side of drawing tube 8 and conveying pipe 10, the elastic coefficient of the spring in first telescopic link 6 is greater than the elastic coefficient of the spring in sliding tube 8 and conveying pipe 10, the flexible end of first telescopic link 6 does not move, the pressure in sliding tube 8 and the right side cavity of conveying pipe 10 reduces, sliding link 9 and conveying rod 11 all move rightwards and compress adjacent spring, at first sliding link 9 and conveying rod 11 are located adjacent through-hole on runner 5 respectively, sliding link 9 and conveying rod 11 drive part on it and move synchronously when moving, after the spring in sliding tube 8 is compressed to the limit, sliding link 9 no longer moves rightwards, sliding link 9 leaves adjacent through-hole 8 and conveying pipe 10 in the left side of conveying pipe 10 and the side of conveying pipe 10 falls into contact with each other in the left side of the supporting plate 12 and the feeding frame 12, after the left side is left side and left side of the conveying pipe 12 is not contacted with conveying pipe 10 and left side 12 and left side 12 is opened, and left side in the feeding frame is not contacted with the conveying frame and left side 12.
After the pressure in the feeding pipe 10 is reduced, the pressure in the cavity of the feeding rod 11 is reduced, the push rod 41 moves rightwards and stretches the adjacent tension spring, the push rod 41 initially stretches out of the left end of the feeding rod 11, after the left side surface of the push rod 41 is coplanar with the left side surface of the feeding rod 11, the push rod 41 does not move rightwards and stops stretching the adjacent tension spring, the feeding rod 11 starts to move rightwards, the feeding rod 11 drives the four pressing plates 31 and the sealing ring 42 to move rightwards, the sealing ring 42 moves rightwards relative to the feeding rod 11 under the pushing of the adjacent springs, the sealing ring 42 moves leftwards gradually to cover the adjacent communication holes on the feeding rod 11, after the sealing ring 42 covers the adjacent communication holes on the feeding rod 11, the sealing ring 42 does not move leftwards relative to the feeding rod 11, after the feeding rod 11 drives the pressing plates 31 to move leftwards, after the pressing plates 31 are contacted with the adjacent adjusting blocks 32, the pressing plates 31 gradually gather towards the axial direction of the feeding pipe 10 under the pressing of the upper inclined surfaces of the adjacent adjusting blocks 32, after the left ends of the pressing plates 31 move rightwards, and the pressing plates 31 move leftwards relative to the feeding rod 31 do not contact the feeding pipe 11 after the feeding rod 11 is reset, and the feeding rod 11 is stretched out.
After the sliding rod 9 and the feeding rod 11 are not moved any more, the pressure in the communicating pipe 3 is continuously reduced, the pressure in the first telescopic rod 6 is reduced by extracting the gas in the first telescopic rod 6, the telescopic end of the first telescopic rod 6 moves rightwards to compress the adjacent spring and extrude the adjacent curved sliding groove on the rotating wheel 5, the rotating wheel 5 is pushed to drive the rotating wheel 5 to drive the five through holes on the rotating wheel 5 to rotate, the filter cotton in the through holes of the rotating wheel 5 rotates along with the filter cotton, the uppermost through hole is gradually separated from the communicating pipe 3 and the air inlet pipe 4 when the rotating wheel 5 rotates, the next through hole in the anticlockwise direction on the rotating wheel 5 is gradually close to the communicating pipe 3 and the air inlet pipe 4 when the rotating wheel 5 rotates by 72 degrees, the telescopic end of the first telescopic rod 6 moves to the right part of the adjacent curved sliding groove on the rotating wheel 5 and enters the right end of the adjacent straight sliding groove, the telescopic end of the first telescopic rod 6 cannot move rightwards any more, the rotating wheel 5 does not rotate anticlockwise, at the moment, the next through hole of the rotating wheel 5 is communicated with the 3 and the air inlet pipe 4, and the filter cotton in the through holes filters solid impurities in the air.
After the rotating wheel 5 does not rotate any more, the air circulation speed in the rotating wheel 5 is recovered, the pressure in the communicating pipe 3 is increased, the pressure in the first telescopic rod 6 is recovered first, the telescopic end of the first telescopic rod 6 moves leftwards along the adjacent straight sliding groove on the rotating wheel 5 to reset under the pushing of the adjacent spring, and after the telescopic end of the first telescopic rod 6 moves to the left part of the straight sliding groove of the rotating wheel 5 and enters the left end of the adjacent curved sliding groove, the telescopic end of the first telescopic rod 6 completes resetting and does not move any more.
After the telescopic end of the first telescopic rod 6 is not moved any more, the pressures in the sliding tube 8 and the feeding tube 10 are gradually recovered, and the sliding rod 9 and the feeding rod 11 drive the parts on the sliding rod 9 and the feeding rod 11 to move leftwards under the pushing of the adjacent springs and enter the adjacent through holes on the rotating wheel 5.
In the process that the sliding rod 9 moves leftwards, the sliding rod 9 drives the pushing rod 21 to move leftwards through the spring, the pushing rod 21 drives the four receiving rods 22 to move leftwards, along with the leftwards movement of the pushing rod 21, the receiving rods 22 enter the rotating wheel 5 along the side walls of the adjacent through holes, after the receiving rods 22 are in contact with the filter cotton, the four receiving rods 22 are inserted into the edges of the filter cotton along the side walls of the adjacent through holes on the rotating wheel 5, and after the left side surface of the pushing rod 21 is in contact with the filter cotton, the pushing rod 21 pushes the filter cotton to move leftwards, so that the filter cotton is separated from the adjacent through holes on the rotating wheel 5 and enters the collecting shell 7.
In the process that the pushing rod 21 pushes the filter cotton to move leftwards, when the filter cotton is too much accumulated impurities and cannot continuously move leftwards due to larger friction with the side wall of the through hole on the rotating wheel 5, after the pushing rod 21 does not move leftwards any more, the sliding rod 9 moves leftwards to compress adjacent springs and press inclined planes at the right ends of the four receiving rods 22, so that the four receiving rods 22 rotate around the left ends of the pushing rod 21, the left ends of the receiving rods 22 gather towards the axis direction of the sliding rod 9 and press the filter cotton towards the middle part when the receiving rods 22 rotate, contact surface knots between the filter cotton and the side wall of the through hole on the rotating wheel 5 are reduced, so that friction force between the filter cotton and the through hole on the rotating wheel 5 is reduced, the pushing rod 21 continuously pushes the filter cotton to move leftwards, after the sliding rod 9 resets under the pushing of adjacent springs, the filter cotton is separated from the rotating wheel 5 and enters the collecting shell 7, the pushing rod 21 moves leftwards under the pushing of the adjacent springs to reset, the pressing force of the sliding rod 9 reduces the pressing force of the receiving rods 22, and reversely rotates and resets the receiving rods 22.
In the process that the feeding rod 11 drives the parts on the feeding rod 11 to move leftwards, when the left end of the feeding rod 11 is separated from the feeding pipe 10, the electromagnetic valve in the feeding frame 12 is closed, so that the filter cotton in the feeding frame 12 falls into the feeding pipe 10 in the process that the feeding rod 11 moves leftwards, the feeding rod 11 is influenced to move rightwards, the lower pressing plate 31 moves leftwards to enter a gap between two supporting plates 33 and is positioned below the filter cotton, after the pressing plate 31 contacts with an adjacent adjusting block 32 again, the pressing plate 31 gathers and presses the filter cotton towards the inner side of the feeding pipe 10 along an adjacent inclined plane on the adjusting block 32 again, thereby reducing the volume of the filter cotton and driving the filter cotton to move leftwards, facilitating the four pressing plates 31 to bring the filter cotton into an adjacent cavity on the rotating wheel 5, the pressing plate 31 continues to move leftwards and enter an adjacent through hole on the rotating wheel 5, when the pressing plate 31 is separated from the adjacent adjusting block 32, the pressing plate 31 moves outwards to reset and release the extrusion of the filter cotton, the filter cotton is subjected to extrusion force reduction, expands outwards and is attached to the side wall of the adjacent through hole on the rotating wheel 5, the pressing plate 31 drives the filter cotton to continue to move leftwards, after the sealing ring 42 contacts with the positioning block 43, the positioning block 43 limits the sealing ring 42, the feeding rod 11 moves leftwards and compresses a spring between the sealing ring 42, after the sealing ring 42 is separated from the adjacent through hole on the feeding rod 11, the feeding rod 11 does not move leftwards any more, the pressing plate 31 does not push the filter cotton leftwards, the push rod 41 moves leftwards and extrudes the filter cotton under the drive of the adjacent tension spring, so that the filter cotton is separated from the pressing plate 31, the filter cotton is prevented from being driven to move rightwards by friction force when the pressing plate 31 moves rightwards to the left when the right is reset, the push rod 41 no longer moves to the group, and the filter cotton is separated from the pressure plate 31 at this moment to accomplish the replacement to the filter cotton, avoid the filter cotton to block up the back, in gas can't get into the analyzer 1, need the manual change of staff, influence measuring efficiency, when the filter cotton of runner 5 topside is blockked up the back again this moment, repeat above-mentioned process and replace the filter cotton, after the staff accomplishes the analysis at the measuring point, staff record analysis data and close the analyzer 1.
In the process of replacing filter cotton, the filter cotton is filled in an extrusion mode, so that the filter cotton is stressed unevenly in the moving process, the filter cotton is easy to be unevenly distributed, gaps exist between the filter cotton and the side wall of the through hole, and part of gas carries impurities in the filtering process and enters the analyzer 1 from the gaps between the filter cotton and the through hole, so that the accuracy of the detection result of the analyzer 1 is affected.
Example 2: on embodiment 1's basis, as shown in fig. 3, fig. 10 and fig. 11, still including laminating mechanism, laminating mechanism sets up in the left side in the fixed shell 2, laminating mechanism is used for the extrusion material to the outside, thereby laminating mechanism is including second telescopic link 51, the telescopic link 51 rigid coupling of second telescopic link is in the left side of fixed shell 2, the axis of second telescopic link 51 and the axis coincidence of conveying pipe 10, the left part of second telescopic link 51 and conveying pipe 10 right side cavity pass through the hose intercommunication, be used for when conveying pipe 11 moves to the right, make the flexible end of second telescopic link 51 remove left, the flexible end sliding connection of second telescopic link 51 and frictional fit have spacing ring 52, runner 5 and the spacing cooperation of second telescopic link 51 all with spacing ring 52, thereby be used for making spacing ring 52 extrusion briquetting 54 drive adjacent folding link 53 rotation, four folding link 53 of telescopic end hinge of second telescopic link 51 have circumference distribution, four folding link 53 all are provided with the torsional spring in the power state with the telescopic link of second telescopic link 51, four folding link 53 are in the time of torsional spring initial time, four folding link 53 all have the expansion block 54 to seal to the cotton through-hole 52, the cotton through-hole 52 is located at the right side wall 52, the position is located at the filter material through-hole 52 is located to the filter material through-hole after the extrusion 5, the filter material is located at the filter material through-hole is located to the right, the filter material through-hole is compressed 5, the filter material through-hole is located at the position 5, and the filter material through-hole is compressed down, and the filter hole is located at the filter hole and has the filter hole through the filter hole.
As shown in fig. 12 and 13, the fixing mechanism includes five sliding rings 61 distributed circumferentially, the five sliding rings 61 are all slidingly connected to the right part of the rotating wheel 5, the sliding rings 61 are coaxial with adjacent through holes on the rotating wheel 5, the five sliding rings 61 are all provided with elastic rods with the rotating wheel 5, the sliding rings 61 are fixedly connected with limiting plates 62 distributed circumferentially, the limiting plates 62 are made of elastic materials, the rotating wheel 5 is provided with evenly distributed sliding grooves, the sliding grooves on the rotating wheel 5 are curved sliding grooves, when the sliding rings 61 drive the limiting plates 62 to move leftwards, the limiting plates 62 deflect along adjacent curved sliding grooves on the rotating wheel 5 and limit adjacent filter cotton, the analyzer 1 is prevented from driving the filter cotton to move rightwards when extracting air, the filter cotton enters into the communicating pipe 3, the filter cotton cannot be replaced after being blocked, the limiting plates 62 are located in the adjacent curved sliding grooves on the rotating wheel 5, the right side of the sliding rings 61 is fixedly connected with extrusion rods 63, the lower parts of the left side of the communicating pipe 5 are fixedly connected with limiting blocks 64, the limiting blocks 64 are in trapezoid shapes, the limiting blocks 64 are matched with the adjacent extrusion rods 63 in an extrusion mode, the adjacent extrusion rods 63 are used for driving the left extrusion rods 62 to drive the adjacent sliding rods 62 to move leftwards, the adjacent sliding plates 61 to move leftwards, and the adjacent sliding plates 65 are connected with the communicating pipe 5, and the adjacent communicating pipes 65 are connected with the communicating pipes 65, and the adjacent communicating plates are further connected with the communicating pipes, and the communicating plates are connected with one evenly, and the communicating plates are connected.
When the feeding rod 11 drives the parts thereon to move rightwards, the right chamber of the feeding pipe 10 extracts the air in the left chamber of the second telescopic rod 51, the pressure in the second telescopic rod 51 is reduced, the telescopic end of the second telescopic rod 51 is in an extending state and is positioned in the adjacent through hole on the rotating wheel 5, the telescopic end of the second telescopic rod 51 drives the limiting ring 52 and the four folding rods 53 to move leftwards, after the left side surface of the limiting ring 52 is contacted with the second telescopic rod 51, the limiting ring 52 is not moved leftwards, the second telescopic rod 51 continues to drive the limiting ring 52 to move leftwards, the extrusion block 54 is separated from the limiting ring 52 under the drive of the torsion spring on the adjacent folding rods 53, the limiting ring 52 is driven to rotate and reset towards the axis direction of the second telescopic rod 51 under the drive of the adjacent torsion spring, and after the feeding rod 11 is not moved rightwards, the telescopic end of the second telescopic rod 51 is not moved leftwards any more, and the folding rods 53 are not rotated any more.
In the process of leftward movement of the feeding rod 11, the pressure of the left chamber in the second telescopic rod 51 increases to push the telescopic ends of the second telescopic rod 51 to move rightward, the telescopic ends of the second telescopic rod 51 are driven by friction force to move rightward towards the limiting rings 52, the telescopic ends of the second telescopic rod 51 synchronously drive the four folding rods 53 to move rightward, the folding rods 53 drive the adjacent extrusion blocks 54 to move rightward, when the right ends of the folding rods 53 are contacted with filter cotton, the folding rods 53 move rightward and extrude the filter cotton, when the right sides of the limiting rings 52 are contacted with the rotating wheels 5, the limiting rings 52 stop moving rightward, when the right sides of the extrusion blocks 54 are contacted with the limiting rings 52, the telescopic ends of the second telescopic rod 51 move rightward to enable the limiting rings 52 to extrude the extrusion blocks 54, the extrusion piece 54 drives adjacent folding rod 53 to rotate, folding rod 53 makes the filter cotton expand outside through extrusion friction, and laminate the lateral wall of adjacent through-hole on the runner 5, avoid placing the filter cotton in the through-hole after, the filter cotton after expanding with the lateral wall laminating of through-hole not tight, lead to there is the clearance between the lateral wall of filter cotton and through-hole, in the clearance entering analysis appearance 1 between the filter cotton and the through-hole when making the filtration, influence the accuracy of analysis appearance 1 testing result, after feeding rod 11 no longer removes, the flexible end of second telescopic link 51 no longer drives folding rod 53 and removes, spacing ring 52 no longer extrudes extrusion piece 54, folding rod 53 no longer rotates, after the through-hole of runner 5 upside is blockked up again, the change of the supplementary filter cotton of above-mentioned process is repeated to second telescopic link 51.
In the process that the rotating wheel 5 rotates after the filter cotton is blocked, the rotating wheel 5 drives five sliding rings 61 to rotate, the sliding rings 61 drive adjacent limiting plates 62 and extrusion rods 63 to rotate, along with the anticlockwise rotation of the rotating wheel 5, the uppermost extrusion rod 63 is gradually separated from a limiting block 64, the extrusion force of the limiting block 64 to the adjacent extrusion rod 63 is reduced, the sliding rings 61 are driven by adjacent elastic rods to move rightwards, the sliding rings 61 drive the adjacent limiting plates 62 to move rightwards, the limiting plates 62 are gradually retracted into adjacent curved sliding grooves on the rotating wheel 5, after the uppermost extrusion rod 63 is separated from the limiting block 64, the extrusion rods 63 are not moved rightwards any more, the right side surface of the adjacent limiting plates 62 of the extrusion rods 63 are contacted with the rotating wheel 5, the limiting plates 62 are not moved rightwards any more, along with the rotation of the rotating wheel 5, after the next extrusion rod 63 in the anticlockwise direction on the rotating wheel 5 is contacted with the limiting block 64 according to the direction of the right-left of the drawing of figure 1, the limiting block 64 extrudes adjacent extrusion rods 63, the extrusion rods 63 drive adjacent sliding rings 61 to move leftwards, the sliding rings 61 drive adjacent limiting plates 62 to move leftwards and stretch adjacent elastic rods, the limiting plates 62 move leftwards to stretch out of adjacent curved sliding grooves on the rotating wheel 5 and limit adjacent filter cottons, the analyzer 1 is prevented from driving the filter cottons to move rightwards when extracting air, the filter cottons enter the communicating pipe 3, the filter cottons cannot be replaced after being blocked, when the through holes at the uppermost side of the rotating wheel 5 are communicated with the communicating pipe 3 and the air inlet pipe 4, the rotating wheel 5 does not rotate any more, the limiting block 64 does not continue to increase extrusion force on the adjacent extrusion rods 63, the sliding rings 61 do not continue to move any more, the limiting plates 62 do not continue to stretch out of the curved sliding grooves on the rotating wheel 5 and complete fixation of the filter cottons.
In the process of extracting air at the analyzer 1, after the air in the through-hole of runner 5 upside passes through the filter cotton, gas gets into communicating pipe 3 through communicating plate 65, and when limiting plate 62 is fixed to take place not hard up adjacent filter cotton, when leading to filter cotton to move to the right, after filter cotton and communicating plate 65 contact, communicating plate 65 obstructs filter cotton to continue to move to the right, avoids when filter cotton uneven distribution, limiting plate 62 is not firm to filter cotton is fixed, leads to filter cotton to get into the use of influencing device in communicating pipe 3.
While the invention has been described with reference to exemplary embodiments, it is to be understood that the invention is not limited to the disclosed exemplary embodiments. The scope of the following claims is to be accorded the broadest interpretation so as to encompass all such modifications and equivalent structures and functions.
Claims (8)
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