CN108786689A - Multichannel photocatalytic reaction device and photocatalytic system - Google Patents
Multichannel photocatalytic reaction device and photocatalytic system Download PDFInfo
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- CN108786689A CN108786689A CN201810707805.8A CN201810707805A CN108786689A CN 108786689 A CN108786689 A CN 108786689A CN 201810707805 A CN201810707805 A CN 201810707805A CN 108786689 A CN108786689 A CN 108786689A
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- 230000001699 photocatalysis Effects 0.000 title claims abstract description 81
- 238000013032 photocatalytic reaction Methods 0.000 title claims abstract description 25
- 238000007146 photocatalysis Methods 0.000 claims abstract description 65
- 238000007789 sealing Methods 0.000 claims abstract description 51
- 238000005070 sampling Methods 0.000 claims description 17
- 239000010902 straw Substances 0.000 claims description 14
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 12
- 229910001220 stainless steel Inorganic materials 0.000 claims description 6
- 239000010935 stainless steel Substances 0.000 claims description 6
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 3
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 3
- 229940058401 polytetrafluoroethylene Drugs 0.000 claims 1
- 238000006555 catalytic reaction Methods 0.000 abstract description 26
- 239000000463 material Substances 0.000 abstract description 19
- 238000011160 research Methods 0.000 abstract description 7
- 238000011065 in-situ storage Methods 0.000 abstract description 4
- 238000012216 screening Methods 0.000 abstract description 4
- 239000007789 gas Substances 0.000 description 21
- 239000012159 carrier gas Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 239000007795 chemical reaction product Substances 0.000 description 3
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 230000000505 pernicious effect Effects 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 230000003197 catalytic effect Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 239000004952 Polyamide Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- -1 polytetrafluoroethylene Polymers 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 230000037303 wrinkles Effects 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/08—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor
- B01J19/12—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor employing electromagnetic waves
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/88—Handling or mounting catalysts
- B01D53/885—Devices in general for catalytic purification of waste gases
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00002—Chemical plants
- B01J2219/00004—Scale aspects
- B01J2219/00011—Laboratory-scale plants
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/08—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor
- B01J2219/12—Processes employing electromagnetic waves
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Abstract
The invention discloses a kind of multichannel photocatalytic reaction devices, including：A pair of support fixed part, the hollow cylinder being rotatably connected between a pair of of support fixed part, more photocatalysis pipes being located inside hollow cylinder, and the light source assembly positioned at hollow cylinder central axis；Wherein, the photocatalysis pipe is arranged one week along hollow cylinder inner wall；It is also respectively provided with the sealing hole communicated with every photocatalysis pipe on the support fixed part；The light source assembly is rotatably coupled with hollow cylinder.The invention also discloses a kind of photocatalytic systems.Being switched fast between more light-catalyzed reaction pipes can be achieved in the present invention, is suitable for carrying out online quick screening in situ to catalysis material, is suitable for the research to material light catalysis property.
Description
Technical field
The invention belongs to photocatalysis technology fields, more particularly to a kind of multichannel photocatalytic reaction device and photocatalysis system
System.
Background technology
With the aggravation of air environmental pollution, nano-photo catalytic pernicious gas and purification techniques become at present research both at home and abroad
A hot spot.Photocatalysis technology has the multinomial advantages such as easy to operate, reaction is simple, energy-efficient, pernicious gas degradation production
Object is with CO2Based on equal gases.The type selecting conventional method of catalysis material, typically by a kind of catalysis material be configured to solution or
It being directly placed in teat glass, is catalyzed after external light source irradiates, photocatalysis product takes out from teat glass again, into
Row detects to judge whether the material has photocatalysis performance and photocatalysis effect.
Catalysis material is directly placed in teat glass easily causes position to move under gas drive, is unfavorable for the spoke of light source
According to；It is very high to reagent purity requirement to be configured to solution, and secondary environmental pollution can be brought.If various catalysis materials are each
It is fixed on quartz glass tube from filling, these quartz glass tubes filled with different catalysis materials are fitted together, are formed
Multichannel photocatalytic reaction device can sequentially be introduced into the different photocatalysis materials of filling for certain pernicious gas or substance
The light-catalyzed reaction pipe of material carries out light-catalyzed reaction, its light-catalyzed reaction product is detected using gas chromatograph, to judge difference
The catalytic efficiency of catalysis material, to carry out online quick screening in situ to catalysis material, suitable for urging material light
Change the research of performance (mechanism).
Invention content
Based on above-mentioned thought, the purpose of the present invention is to provide a kind of multichannel photocatalytic reaction device, which can be real
Being switched fast between now more light-catalyzed reaction pipes is suitable for carrying out online quick screening in situ to catalysis material, fit
For the research to material light catalysis property (mechanism).
Another object of the present invention is to provide a kind of photocatalytic systems.
The above-mentioned purpose of the present invention is achieved by the following technical solution：
According to an aspect of the present invention, a kind of multichannel photocatalytic reaction device, including：A pair of support fixed part, can
The hollow cylinder being rotationally connected between a pair of of support fixed part, more photocatalysis pipes being located inside hollow cylinder,
And the light source assembly positioned at hollow cylinder central axis；Wherein, the photocatalysis pipe is along hollow cylinder inner wall setting one
Week；It is also respectively provided with the sealing hole communicated with every photocatalysis pipe on the support fixed part；The light source assembly with it is hollow
Cylinder is rotatably coupled.
According to another aspect of the present invention, a kind of photocatalytic system provided, including：Above-mentioned multichannel photocatalysis is anti-
Device and gas-tight sealing are answered,
The gas-tight sealing includes：Connector, telescopic sealing part on its interior, and be arranged in connector one end
Sphere；The connector has a first through hole, and annular convex platform is extended in side radially inward for the inner wall of the first through hole, it is described can
One end of expansion seal assembly is resisted against on annular convex platform, and the other end is resisted against on the outer wall of sphere；The sphere is provided with and institute
The centre bore of first through hole connection is stated, the outer diameter of the sphere is more than the aperture of the first through hole and the second through-hole, in described
The aperture in heart hole is less than the outer diameter of the telescopic sealing part,
Wherein, the gas-tight sealing Matching installation is in the sealing hole of multichannel photocatalytic reaction device, and sphere
Positioned at it is described support fixed part inside,
The second through-hole communicated with photocatalysis pipe and sealing hole, open circles are provided on the end face of the hollow cylinder
Cylinder, which is rotated to the part cambered surface of sphere, enters second through-hole so that telescopic sealing part is in uncompressed state, described
First through hole is connected to the centre bore, and hollow cylinder, which is rotated to the part cambered surface of the sphere, leaves second through-hole,
So that sphere compresses telescopic sealing part so that the first through hole of the connector is not connected to the centre bore of sphere.
Advantageous effect：
Multichannel photocatalytic reaction device of the present invention, can be real by the assembling and cooperation of hollow cylinder and support fixed part
Being switched fast between now more photocatalysis pipes is quickly screened, and the research to the photocatalysis performance of material is suitable for.
Photocatalytic system of the present invention is simple in structure, easy to use, without carrying out pre-treatment to catalysis material, does not introduce it
Its reagent, facilitate normal table progress material light-catalyzed reaction, contribute to it is light-catalysed research and realization it is effective into
Row, improves the accuracy of testing result, improves work efficiency.
The system introduces gas-tight sealing and ensure that leakproofness when gas is passed through or exports, it can be achieved that single gas circuit is more
Gas sampling in pipeline avoids the pollution and loss of sample introduction, meanwhile, it is carried out when can also realize to multi-pipeline gas sample introduction quick
Conversion realizes leakproofness and being switched fast property that gas in multichannel photocatalytic reaction device enters in photocatalysis pipe, side
Reach light-catalysed research in situ online.
The system introduces self-priming sampling device so that product is introduced directly by carrier gas self-priming formula device after photocatalysis
In gas chromatograph, automatic sampling detection is completed, double sampling is not necessarily to, avoids the pollution and loss of product.
Description of the drawings
Fig. 1 is the structural schematic diagram of multichannel photocatalytic reaction device of the present invention；
Fig. 2 is the sectional view at the A-A of Fig. 1；
Fig. 3 is the structural schematic diagram of alternative embodiment in photocatalytic system of the present invention；
Structural schematic diagram when Fig. 4 is gas-tight sealing sample introduction in photocatalytic system of the present invention；
Fig. 5 is the right view of Fig. 4.
Specific implementation mode
Technical scheme of the present invention is clearly and completely described below in conjunction with attached drawing：
The structural schematic diagram that Fig. 1,2 show multichannel photocatalytic reaction device of the present invention, as shown in Figure 1, 2, the present invention
The multichannel photocatalytic reaction device of offer, including：A pair of support fixed part 110 is rotatably connected to a pair of of support and fixes
Hollow cylinder 120 between portion 110, more photocatalysis pipes 130 being located inside hollow cylinder 120, and positioned at hollow
The light source assembly of 120 central axis of cylinder, wherein the photocatalysis pipe 130 is uniformly arranged one along 120 inner wall of hollow cylinder
Week, the sealing hole 111 communicated with every photocatalysis pipe 130 was also respectively provided on the support fixed part 110；The light source group
Part is rotatably coupled with hollow cylinder 120.
When carrying out light-catalyzed reaction using multichannel photocatalytic reaction device of the present invention, hollow cylinder 120 is rotated, it is hollow
Cylinder 120 drives photocatalysis pipe 130 relative to support fixed part 110 and light source assembly rotation, so as to select wherein
Photocatalysis pipe 130 carry out light-catalyzed reaction.
In one alternate embodiment, it is respectively arranged with bearing at the center of two end faces of the hollow cylinder 120
Hole is installed with bearing 121 in bearing hole.The both ends of light source assembly pass through bearing 121 and support by connecting rod 141 respectively
Fixed part 110 connects.It is highly preferred that connecting rod 141 is threadedly attached in the both ends of light source assembly.
Preferably, hollow cylinder 120 is polytetrafluoroethylene (PTFE) or stainless steel, plays support, fixation and sealing
Effect.
In one alternate embodiment, it supports on fixed part 110 and is also respectively provided with circular groove 112, the open circles
Two ends of cylinder 120 are located in two circular grooves 112.
Preferably, rotating member 150 is provided between the outer wall of hollow cylinder 120 and the side wall of circular groove 112.It is more excellent
Selection of land, rotating member 150 can be arranged two weeks along 112 side wall of circular groove.Rotating member 150 can be a diameter of 10mm ball or
Roller.
Preferably, the support fixed part 110 is stainless steel.
In one alternate embodiment, it is additionally provided with minute surface on the inner wall of 120 side of the hollow cylinder, so that light source
The light sent out is sufficiently irradiated with photocatalysis pipe 130 from different perspectives.The mode of such as stickup may be used, can also use for example
The conventional mounting means such as riveting, welding.
In one alternate embodiment, photocatalysis pipe 130 is fixed on hollow cylinder by photocatalysis pipe fixing piece 131
On 120 two end faces, it is provided on the photocatalysis pipe fixing piece 131 and communicates with photocatalysis pipe 130 and sealing hole 111
Second through-hole 132.Preferably, second through-hole 132 is horn-like.It is highly preferred that the gradient of through-hole 132 is 30 °, osculum
Diameter is 5mm, large aperture 7mm.
Preferably, mounting hole, the photocatalysis pipe fixing piece 131 are provided on two end faces of hollow cylinder 120
With being fixed in mounting hole.
In one alternate embodiment, light source assembly includes：Light source and the pedestal of hollow cylindrical 140,140 side of pedestal are set
It is equipped with light source mouth 142, light source is placed in inside pedestal 140, and luminous energy is sent out through light source mouth 142.
Preferably, light source mouth 142 is arranged in the centre position of 140 side of pedestal.It is highly preferred that light source mouth 142 is the bottom of at
Rectangular section on the upper side of seat 140.Preferably, a length of 100mm of the rectangular section, width 20mm.
Preferably, pedestal 140 is hollow cylindrical, wherein is provided with threaded hole at 140 Liang Ge bottom center of pedestal, even
One end of extension bar 141 is provided with screw thread, and by screw thread, connecting rod 141 is connected with pedestal 140.
In one alternate embodiment, the pedestal 140 in light source assembly be hollow cylindrical, diameter can be 40mm~
80mm, preferably 40mm, length 130mm；140 both ends threaded hole aperture of pedestal is 8mm, and connecting rod 141 is Hollow circular beam, outside
Diameter is 8mm, internal diameter 5mm, length 47mm.
The internal diameter of hollow cylinder 120 can be 125mm~165mm, for example, it is preferable to be 125mm, outer diameter 135mm；It is long
Degree can be 100mm~300mm, preferably 130mm~210mm, specially 140mm.The end surface thickness of hollow cylinder 120 is
5mm, a diameter of 16mm of bearing hole, bearing 121 are miniature bearing, and the race diameter of bearing 121 is 16mm, inner ring diameter 8mm.
Support fixed part 110 be the cylinder with groove 112, cylinder length 45.4mm, a diameter of 120mm~
200mm, preferably 175mm, a diameter of 106mm~170mm of groove 112, preferably 155mm, the groove depth 20mm of groove 112, at this
It in embodiment, supports and is additionally provided with connecting hole on fixed part 110, aperture 8mm, connecting rod 141 passes through and branch from connecting hole
Fixed part 110 is supportted to connect.
One end of connecting rod 141 is connected by screw thread and pedestal 140, and the other end passes through 121 inner ring of bearing, and passes through
Support the connecting hole of fixed part 110 so that pedestal is connect with support fixed part 110.
Photocatalysis pipe 130 is uniformly arranged 3~12, preferably 6, photocatalysis pipe 130 along 120 inner wall of hollow cylinder
Length is 80mm~120mm, preferably 100mm, diameter 7mm, internal diameter 5mm.
Photocatalysis pipe fixing piece 131 is connect by coupling pipe elements 133 with photocatalysis pipe 130, photocatalysis pipe fixing piece 131 with
Coupling pipe elements 133 are tubular structure, and 131 length of photocatalysis pipe fixing piece is 15mm, a diameter of 20mm；Coupling pipe elements 133 are grown
Degree is 5mm, a diameter of 9.5mm, Circularhole diameter 7.1mm.
Fig. 3-5 shows the structural schematic diagram of photocatalytic system of the present invention, as in Figure 3-5, one kind provided by the invention
Photocatalytic system, including：Above-mentioned multichannel photocatalytic reaction device 100 and gas-tight sealing 200, the air seal dress
200 are set, as shown in Figure 4,5, including：Connector 210, telescopic sealing part 220 on its interior, and be arranged in connector 210
The sphere 230 of one end；Wherein,
The connector 210 has first through hole in an axial direction, the inner wall ring that side is extended radially inward of first through hole
One end of shape boss 211, the telescopic sealing part 220 is resisted against on annular convex platform 211, and the other end is resisted against sphere 230
On outer wall.
The diameter of the sphere 230 is more than the aperture in the aperture of the second through-hole 132 and the first through hole of connector.Sphere 230
It is provided with the centre bore 231 being connected to the first through hole, the aperture of the centre bore 231 is less than the telescopic sealing part
220 outer diameter.
When telescopic sealing part 220 is in uncompressed state, as shown in figure 4, the centre bore of sphere 230 and connector 210
First through hole connection.When telescopic sealing part 220 is in compressive state, the centre bore of sphere 230 and the first of connector 210
Through-hole is not connected to.
200 Matching installation of the gas-tight sealing in the sealing hole 111 of multichannel photocatalytic reaction device 100, and
Sphere 230 is located at the inside of support fixed part 110.
The second through-hole 132 communicated with photocatalysis pipe and sealing hole is provided on the end face of the hollow cylinder.When
Hollow cylinder drives photocatalysis pipe 130 to rotate to sphere and is embedded on the second through-hole 132 on photocatalysis pipe fixing piece 131
When, the centre bore of sphere 230 is connected to the first through hole of connector 210.When hollow cylinder drives photocatalysis pipe 130 to rotate to ball
When body leaves the second through-hole 132 on photocatalysis pipe fixing piece 131, the end face of hollow cylinder is against sphere 230 so that sphere
230 to 220 direction of telescopic sealing part move, to compress telescopic sealing part 220 so that the first through hole of connector 210 with
The centre bore 231 of sphere 230 is not connected to.
In one alternate embodiment, the photocatalytic system is as shown in figure 3, further include self-priming sampling device 300, institute
It states self-priming sampling device 300 and includes self-straw 310 and the self-priming casing 320 being sleeved on the self-straw 310, self-priming casing 320
On be provided with carrier gas access port 330, for being passed through carrier gas；One end of the self-priming sampling device passes through self-straw 310 and light
The connector 210 of the gas-tight sealing of 130 output end of catalysing tube connects, and self-priming sampling device is close to the one of gas-tight sealing
End, the space-closed between self-priming casing 320 and self-straw 310；The other end of the self-priming sampling device passes through self-priming set
Pipe 320 is connect with the injection port of gas chromatograph 400.
The gas-tight sealing 200 of 130 input terminal of photocatalysis pipe is by connector 210 and sample gas device (in figure
It is not shown) connection.
When application multi-channel intelligent of the present invention screening photocatalytic system carries out catalysis sample detection, in sample gas device
Gas entered in photocatalysis pipe 130 from the gas-tight sealing of 130 side of photocatalysis pipe, carried out in photocatalysis pipe 130
Light-catalyzed reaction, after light-catalyzed reaction is completed or reaches the degree of test requirements document, the gas from 130 other side of photocatalysis pipe is close
Seal apparatus exports, and the carrier gas access port 330 of self-priming sampling device 300 is passed through carrier gas, and self-straw 310 is close to gas chromatograph
400 one end generates negative pressure, and under the action of negative pressure, light-catalyzed reaction product is filled from 130 output end of photocatalysis pipe through air seal
The injection port for setting 200 automatic samplings to gas chromatograph 400 is detected with carrying out analysis detection to complete online catalysis.
In one alternate embodiment, the both ends of photocatalysis pipe 130 are fixed on open circles by photocatalysis pipe fixing piece 131
On two end faces of cylinder 120, it is provided on photocatalysis pipe fixing piece 131 and communicates with photocatalysis pipe 130 and sealing hole 111
Second through-hole 132, ventilate body when, the sphere 230 of gas-tight sealing is partially embedded in second through-hole 132.It is preferred that
Ground, photocatalysis pipe fixing piece 131 further includes control valve, the switch for controlling photocatalysis pipe injection port and outlet.
In one alternate embodiment, the self-straw 310 of the self-priming sampling device can also by efferent duct 340 with
Gas-tight sealing 200 is connected to, and quantity tube and quantitative loop can be provided on efferent duct 340, enters gas phase color for measuring
The light-catalyzed reaction product of spectrometer.
In one alternate embodiment, connector 210 is formed by connecting by nut and stainless steel hollow cylinder 120.It is preferred that
The internal diameter on ground, nut is 7mm, length 10mm；120 length of stainless steel hollow cylinder is 14mm, outer diameter 9mm, and internal diameter is
8.1mm；The aperture in the hole that loop configuration is formed can be 4mm~8mm, preferably 4mm.
In one alternate embodiment, telescopic sealing part 220 includes spring and the hollow pleat being sleeved on outside spring
Wrinkle cylinder.
In one alternate embodiment, one end of telescopic sealing part 220 is fixed on the annular convex platform 211, another
End is fixed on the outer wall of the sphere 230.
Preferably, the hollow fold cylinder is polyamide or polyvinyl chloride material.The hollow fold cylinder can
Think：Length 12mm, outer diameter 3mm~8mm, preferably 6mm, internal diameter 3mm.The length of the spring is 12mm, and stiffness factor is
0.04852N/mm~0.07198N/mm is particularly preferred as 0.07198N/mm.
In one alternate embodiment, sphere 230 is stainless steel.230 a diameter of 8mm of sphere.Preferably, sphere
The aperture of 230 centre bore 231 is identical as the internal diameter of telescopic sealing part 220, preferably 3mm.
In one alternate embodiment, in one end that self-priming sampling device is connect with gas chromatograph 400, self-straw
310 nozzles are located in self-priming casing 320, and self-priming casing 320 grows 1~2mm than self-straw 310.Preferably, self-straw 310
Diameter can be 0.5mm~2.0mm, and the diameter of self-priming casing 320 can be 1.0mm~2.5mm.It is highly preferred that self-straw 310
A diameter of 1.5mm, a diameter of 1.8mm of self-priming casing 320.
Claims (10)
1. a kind of multichannel photocatalytic reaction device, which is characterized in that including：A pair of support fixed part, is rotatably connected to
Hollow cylinder between a pair of support fixed part, more photocatalysis pipes being located inside hollow cylinder, and positioned at hollow
Light source assembly at center axis；Wherein,
The photocatalysis pipe is arranged one week along hollow cylinder inner wall；
It is also respectively provided with the sealing hole communicated with every photocatalysis pipe on the support fixed part；
The light source assembly is rotatably coupled with hollow cylinder.
2. multichannel photocatalytic reaction device as described in claim 1, which is characterized in that two ends of the hollow cylinder
It is respectively arranged with bearing hole at the center in face, bearing is installed in bearing hole, the both ends of light source assembly pass through connection respectively
Bar passes through bearing to be connect with support fixed part.
3. multichannel photocatalytic reaction device as described in claim 1, which is characterized in that the hollow cylinder is polytetrafluoro
Ethylene or stainless steel.
4. multichannel photocatalytic reaction device as described in claim 1, which is characterized in that also distinguish on the support fixed part
It is provided with circular groove, two ends of the hollow cylinder are located in two circular grooves, outside hollow cylinder
It is provided with rotating member between wall and the side wall of circular groove.
5. multichannel photocatalytic reaction device as described in claim 1, which is characterized in that the hollow cylinder body side surface it is interior
Minute surface is additionally provided on wall.
6. multichannel photocatalytic reaction device as described in claim 1, which is characterized in that the photocatalysis pipe passes through photocatalysis
Pipe fixing piece is fixed on two end faces of hollow cylinder, be provided on the photocatalysis pipe fixing piece with photocatalysis pipe and
The second through-hole that sealing hole communicates.
7. multichannel photocatalytic reaction device as described in claim 1, which is characterized in that the light source assembly includes：Light source
With the pedestal of hollow cylindrical, base side is provided with light source mouth, and light source is placed in chassis interior, and luminous energy is sent out through light source mouth.
8. a kind of photocatalytic system, which is characterized in that including：Multichannel photocatalytic reaction device as described in claim 1, with
And gas-tight sealing, the gas-tight sealing include：Connector, telescopic sealing part on its interior, and setting exist
The sphere of connector one end；
The connector has first through hole, and annular convex platform is extended in side to the inner wall of the first through hole radially inward, described to stretch
One end of contracting sealing element is resisted against on annular convex platform, and the other end is resisted against on the outer wall of sphere；The sphere be provided with it is described
The centre bore of first through hole connection, the outer diameter of the sphere are more than the aperture of the first through hole and the second through-hole, the center
The aperture in hole is less than the outer diameter of the telescopic sealing part,
Wherein, the gas-tight sealing Matching installation is in the sealing hole of multichannel photocatalytic reaction device, and sphere is located at
The inside of the support fixed part,
The second through-hole communicated with photocatalysis pipe and sealing hole, hollow cylinder are provided on the end face of the hollow cylinder
It rotating to the part cambered surface of sphere and enters second through-hole so that telescopic sealing part is in uncompressed state, and described first
Through-hole is connected to the centre bore, and hollow cylinder, which is rotated to the part cambered surface of the sphere, leaves second through-hole so that
Sphere compresses telescopic sealing part so that the first through hole of the connector is not connected to the centre bore of sphere.
9. photocatalytic system as claimed in claim 8, which is characterized in that the photocatalytic system further includes self-priming sample introduction dress
It sets, the self-priming sampling device includes self-straw and the self-priming casing that is sleeved on the self-straw, and load is provided on self-priming casing
Gas access port；One end of the self-priming sampling device is connect by self-straw and the gas-tight sealing of photocatalysis pipe output end
The other end of head connection, the self-priming sampling device is connected by the injection port of self-priming casing and gas chromatograph, in self-priming
One end that formula sampling device is connect with gas-tight sealing, the space-closed between self-priming casing and self-straw.
10. photocatalytic system as claimed in claim 9, which is characterized in that the both ends of the photocatalysis pipe pass through photocatalysis pipe
Fixing piece is fixed on two end faces of hollow cylinder, and second through-hole is arranged on photocatalysis pipe fixing piece.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110454752A (en) * | 2019-09-09 | 2019-11-15 | 深圳博邦诚光电有限公司 | A kind of LED Luminescence Uniformity adjustment device |
| CN113559805A (en) * | 2021-08-24 | 2021-10-29 | 忻州师范学院 | Multi-channel photocatalytic reaction device and reaction method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101315357A (en) * | 2007-05-31 | 2008-12-03 | 中国科学院大连化学物理研究所 | Multi-channel reaction device for fast appraisement of hydrogen manufacturing performance of photocatalyst |
| FR2966055A1 (en) * | 2010-10-14 | 2012-04-20 | Inst Nat Rech Securite | Conversion of chlorinated pollutants e.g. nitrogen trichloride into chlorinated oxidizing compounds e.g. chlorine gas, by stripping a volatile chlorinated substance contained in a liquid effluent, and performing photolysis of pollutants |
| CN205269628U (en) * | 2016-01-16 | 2016-06-01 | 东北林业大学 | Photocatalysis chemical reaction device |
| CN205801906U (en) * | 2016-07-21 | 2016-12-14 | 李政阳 | A kind of Novel bottle cork |
| CN106853314A (en) * | 2017-03-17 | 2017-06-16 | 北京盛新环保科技有限公司 | Exhaust gas adsorption device and adsorption desorption system |
| CN208878548U (en) * | 2018-07-02 | 2019-05-21 | 东华理工大学 | Multichannel photocatalytic reaction device and photocatalytic system |
-
2018
- 2018-07-02 CN CN201810707805.8A patent/CN108786689B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101315357A (en) * | 2007-05-31 | 2008-12-03 | 中国科学院大连化学物理研究所 | Multi-channel reaction device for fast appraisement of hydrogen manufacturing performance of photocatalyst |
| FR2966055A1 (en) * | 2010-10-14 | 2012-04-20 | Inst Nat Rech Securite | Conversion of chlorinated pollutants e.g. nitrogen trichloride into chlorinated oxidizing compounds e.g. chlorine gas, by stripping a volatile chlorinated substance contained in a liquid effluent, and performing photolysis of pollutants |
| CN205269628U (en) * | 2016-01-16 | 2016-06-01 | 东北林业大学 | Photocatalysis chemical reaction device |
| CN205801906U (en) * | 2016-07-21 | 2016-12-14 | 李政阳 | A kind of Novel bottle cork |
| CN106853314A (en) * | 2017-03-17 | 2017-06-16 | 北京盛新环保科技有限公司 | Exhaust gas adsorption device and adsorption desorption system |
| CN208878548U (en) * | 2018-07-02 | 2019-05-21 | 东华理工大学 | Multichannel photocatalytic reaction device and photocatalytic system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110454752A (en) * | 2019-09-09 | 2019-11-15 | 深圳博邦诚光电有限公司 | A kind of LED Luminescence Uniformity adjustment device |
| CN113559805A (en) * | 2021-08-24 | 2021-10-29 | 忻州师范学院 | Multi-channel photocatalytic reaction device and reaction method thereof |
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