CN205146207U - LED light source photochemical reaction appearance - Google Patents
LED light source photochemical reaction appearance Download PDFInfo
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- CN205146207U CN205146207U CN201520910511.7U CN201520910511U CN205146207U CN 205146207 U CN205146207 U CN 205146207U CN 201520910511 U CN201520910511 U CN 201520910511U CN 205146207 U CN205146207 U CN 205146207U
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Abstract
The utility model relates to a LED light source photochemical reaction appearance, a serial communication port, including casing, LED light source, heat abstractor and apron, LED light source, heat abstractor and apron set up in in the casing, be equipped with at least one test tube position on the apron, the test tube position encircle set up in around the LED light source. The utility model provides a LED light source photochemical reaction appearance can improve experimental efficiency, reduce cost, and LED is longe -lived, and luminous even, the light decay is little, and the test tube position all has rather than the magnetic stirring device that corresponds, utilizes long -time scientific research experiment, and the LED light source can conveniently separate with the magnetic stirring device, does benefit to the light source of the different wave bands of convenient change.
Description
Technical field
The utility model relates to LED light source, particularly relates to a kind of LED light source photochemical reaction instrument, belongs to photochemical reaction technical field.
Background technology
LED light source photochemical reaction instrument, for screening of catalyst, improves light-catalysed efficiency, can test by multiple sample simultaneously, achieves the analysis of parallel sample.Be mainly used in research gas phase or liquid phase medium, fixing or current system, ultraviolet light, monochromatic light, visible ray or simulated solar irradiation illumination, the photochemical reaction under the conditions such as photochemical catalyst.Have and analytical reactions product is provided, assaying reaction dynamics, measure the functions such as quantum yield, the research fields such as extensive use photochemical catalysis, chemical synthesis, environmental protection and life science.
LED light source system, fully can ensure the uniformity of experiment condition, achieves long-life (more than 10000 hours) that other light sources can not compare, high stability, high uniformity (matching in excellence or beauty with solar simulator).
Photochemical reaction instrument on existing market, photodissociation instrument all adopt xenon source, mercury lamp light source halogen tungsten lamp light source etc., power is all about 500 watts, service life is 500 hours only, heat radiation all adopts water-cooled form, and optical output power decay is very fast, be difficult to the long-term stability realized in experimentation, be unfavorable for the long term growth of scientific research, be more unfavorable for the industrialization process of equipment.
As shown in Figure 1, 2, prior art photochemical reaction instrument, what generally adopt is xenon source, or mercury lamp light source, power is general all at more than 500W, and adopt cooling by water, consumes energy is very large, water cooling plant can absorb the energy of most of light, being unfavorable for the utilization of light, reducing conventional efficient, water cooling plant---cold-trap 3 is generally glass material, frangible, easily cause the damage of whole system.Xenon lamp or mercury lamp light source 4 light release amount of heat, need by means of water cooling plant---cold-trap 3 reduces fuel factor by cooling water circulation, cooling water enters bottom cold-trap from water inlet 1, to cocycle, discharge from delivery port 2 and take away heat, the illumination that xenon lamp or mercury lamp light source 4 distribute need penetrate cold-trap 3 and be irradiated to reaction tube 5, loses the energy of a part of light.
Utility model content
In order to solve the above-mentioned problems in the prior art, the utility model provides a kind of LED light source photochemical reaction instrument, can improve conventional efficient, reduce costs, the LED life-span is long, evenly luminous, light decay is little, and there is the magnetic stirring apparatus corresponding with it test tube position, utilizes long scientific experiment, LED light source can conveniently be separated with magnetic stirring apparatus, is beneficial to the light source changing different-waveband easily.
In order to solve the problems of the technologies described above, the utility model have employed following technical scheme:
(1) a kind of LED light source photochemical reaction instrument, comprise housing, LED light source, heat abstractor and cover plate, described LED light source, heat abstractor and cover plate are arranged in described housing, and described cover plate is provided with at least one test tube position, and described test tube position is around being arranged at around described LED light source.
(2) the LED light source photochemical reaction instrument Gen Ju (1), described LED light source is LED lamp bead module, and described LED lamp bead module is received on aluminium base by LED lamp bead series welding and formed, and the spectral region of LED light source is 200nm ~ 2500nm.
(3) according to (1) or the LED light source photochemical reaction instrument described in (2), LED light source spectrum model is 365nm, 395nm, 405nm, 420nm, 455nm, 470nm, 500nm, 520nm, 590nm, 620nm, 660nm, 740nm, 850nm or 940nm.
(4) the LED light source photochemical reaction instrument according to any one of (1)-(3), described heat abstractor comprises heat-dissipating cylinder and radiator fan, described LED light source is looped around around described heat-dissipating cylinder, and described radiator fan is arranged at the below of heat-dissipating cylinder.
(5) the LED light source photochemical reaction instrument according to any one of (1)-(4), the fin of described heat-dissipating cylinder is vertically arranged, cold air sucks from external forced by described radiator fan, and the heat that LED light source produces by the gap between fin distributes from the top of described heat-dissipating cylinder.
(6) the LED light source photochemical reaction instrument according to any one of (1)-(5), described LED light source is connected with heat-dissipating cylinder, all adopts heat conductive silica gel in junction.
(7) the LED light source photochemical reaction instrument according to any one of (1)-(6), described LED light source is connected with heat-dissipating cylinder by fixed block, and described fixed block is for adjusting height and the angle of described LED light source.
(8) the LED light source photochemical reaction instrument according to any one of (1)-(7), also comprise magnetic stirring apparatus, described magnetic stirring apparatus is positioned at below test tube position.
(9) the LED light source photochemical reaction instrument according to any one of (1)-(8), described magnetic stirring apparatus and described housing carry out clamping by buckle or are separated replacing.
(10) the LED light source photochemical reaction instrument according to any one of (1)-(9), described magnetic stirring apparatus comprises disk, motor and magnet, described motor is arranged on disk, described magnet is arranged on the bracket of described motor, described motor is corresponding with described test tube position, be provided with stirrer in test tube on described test tube position, described stirrer is magnetic material; Described magnet is two groups, and upward, another group " S " pole upward in one group of " N " pole, when motor rotates, " N ", " S " pole of magnet also moves in a circle in company with the rotation of motor, drives stirrer to do gyration in vitro, thus makes invisible spectro solute and dissolution homogeneity mixing.
(11) the LED light source photochemical reaction instrument according to any one of (1)-(10), on the cover board be provided with locating hole, described magnetic stirring apparatus arranges locating dowel, and described locating hole matches with described locating dowel to prevent from installing to misplace.
(12) the LED light source photochemical reaction instrument according to any one of (1)-(11), described LED light source and heat-dissipating cylinder, rotatable, make invisible spectro reaction solution evenly can accept the irradiation of LED light source.
(13) the LED light source photochemical reaction instrument according to any one of (1)-(12), described test tube is that glass material is for placing response solution.
(14) the LED light source photochemical reaction instrument according to any one of (1)-(13), test tube is simple glass, quartz glass, plastic material, the quantity that reaction tube can be placed is 1 ~ 50, volume is at 1 ~ 1000ml, and applying more volume is 10ml, 50ml, 100ml, 250ml.
(15) the LED light source photochemical reaction instrument according to any one of (1)-(14), described housing is metal material can be aluminium, copper, iron, plastic composite, surface plastic spraying material.
(16) the LED light source photochemical reaction instrument according to any one of (1)-(15), heat-dissipating cylinder adopts metal, aluminium, copper radiating rib.
Compared with prior art, the beneficial effects of the utility model are:
1, LED light source photochemical reaction instrument of the present utility model, what adopt LED to be light source provides, and achieve energy-saving and emission-reduction, power adjustable, service life, overlength more than 10000 hours, can reduce experimental cost.
2, LED light source photochemical reaction instrument of the present utility model, adopts multi-point radiation modality, realization response pipe uniform irradiation.
3, LED light source photochemical reaction instrument of the present utility model, once experiment can irradiate the sample of about 10, improves screening of catalyst efficiency.
4, LED light source photochemical reaction instrument of the present utility model, independent assortment is convenient, and it is convenient that LED lamp holder is changed, and kind is many, good stability.
5, LED light source photochemical reaction instrument of the present utility model, adopts wind-cooling heat dissipating to provide the efficiency of light energy utilization than prior art water-cooling, energy-conserving and environment-protective more; And the assembly of radiator structure and LED lamp bead can be changed separately, can use cost be reduced.
Accompanying drawing explanation
Fig. 1 is the structural scheme of mechanism of prior art photochemical reaction instrument.
Fig. 2 is the top view of Fig. 1.
Fig. 3 is the top view of LED light source photochemical reaction instrument of the present utility model.
Fig. 4 is the profile of LED light source multidigit photochemical reaction instrument of the present utility model.
Fig. 5 is the stereogram of LED light source multidigit photochemical reaction instrument of the present utility model.
Fig. 6 is LED lamp bead module schematic diagram.
Fig. 7 is LED lamp bead module and radiating fin combination structural representation.
Fig. 8 is LED lamp bead module and radiating fin combination top view.
Fig. 9 is the heat-removal modalities schematic diagram of LED light source photochemical reaction instrument of the present utility model.
Figure 10 is the covering plate structure schematic diagram of LED light source photochemical reaction instrument of the present utility model.
Figure 11 is the stirring theory schematic diagram of LED light source photochemical reaction instrument of the present utility model.
Figure 12 is stirring motor scheme of installation.
Figure 13 is stirring motor circuit connection diagram.
Figure 14 is magnetic stirring apparatus external structure schematic diagram.
Figure 15 is the stereogram of LED light source photochemical reaction instrument of the present utility model.
Number in the figure, 1 is water inlet, and 2 is delivery port, and 3 is cold-trap, 4 is light source, and 5 is reaction tube, and 6 is housing, and 7 is heat-dissipating cylinder, 8 is LED light source, and 8-1 is lamp pearl, and 8-2 is aluminium base, and 8-3 is fixed block, 9 is cover plate, and 9-1 is test tube position, and 9-2 is test tube, and 9-3 is stirrer, 10 is radiator fan, and 11 is magnetic stirring apparatus, and 11-1 is motor, and 11-2 is magnet, 11-3 disk, 11-4 is locating dowel, and 11-5 is switch, and 11-6 is speed governing knob.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail, but not as to restriction of the present utility model.
As shown in Fig. 3,6,7,8,9, a kind of LED light source photochemical reaction instrument, comprise housing 6, LED light source 8, heat abstractor and cover plate 9, described LED light source 8, heat abstractor and cover plate 9 are arranged in described housing 6, described cover plate 9 is provided with at least one test tube position 9-1, and described test tube position 9-1 is around being arranged at described LED light source 8 around.Described test tube position 9-1 is used for holding test tubes 9-2.
As shown in Figure 6, described LED light source 8 is LED lamp bead module, and described LED lamp bead module is welded on aluminium base 8-2 by LED lamp bead 8-1 serial or parallel connection and forms, and the optional spectral region of LED light source 8 is 200nm ~ 2500nm.Preferably, LED light source spectrum model is 365nm, 395nm, 405nm, 420nm, 455nm, 470nm, 500nm, 520nm, 590nm, 620nm, 660nm, 740nm, 850nm or 940nm.Concrete, LED light source adopts 100WLED integrated lamp bulb, adopts DCPS digitally controlled power source, and realize digital display and control, remote software controls, and control model Non-follow control, optical mode control, automatically control, Based Intelligent Control, programme-control etc., better achieve the operation of automation.
As shown in Fig. 3,5,7,8, heat abstractor comprises heat-dissipating cylinder 7 and radiator fan 10, and described LED light source 8 is looped around described heat-dissipating cylinder 7 around, and described radiator fan 10 is arranged at the below of heat-dissipating cylinder 7.Preferably, described LED light source 8 is connected with heat-dissipating cylinder 7, all adopts heat conductive silica gel in junction.Preferred, described LED light source 8 is connected with heat-dissipating cylinder 7 by fixed block 8-3, and described fixed block 8-3 is for adjusting height and the angle of described LED light source 8.The fin of described heat-dissipating cylinder is vertically arranged, cold air sucks from external forced by described radiator fan, and the heat that LED light source produces by the gap between fin distributes (as shown in Figure 9) from the top of described heat-dissipating cylinder.
As shown in Fig. 4,5,11,14,15, LED light source photochemical reaction instrument, also comprises magnetic stirring apparatus 11, and described magnetic stirring apparatus 11 is positioned at below the 9-1 of test tube position.Described magnetic stirring apparatus 11 is connected by buckle with described housing 6.Described magnetic stirring apparatus comprises disk 11-3, motor 11-1 and magnet 11-2, described motor 11-1 is arranged on (as shown in figure 12) on disk 11-3, described magnet 11-2 is arranged on the bracket of described motor 11-1, described motor 11-1 is corresponding with described test tube position 9-1, be provided with stirrer 9-3 in test tube 9-2 on described test tube position 9-1, described stirrer 9-3 is magnetic material; Described magnet 11-2 is two groups, one group of " N " pole upward, another group " S " pole upward, when motor 11-1 rotates, " N ", " S " pole of magnet 11-2 also moves in a circle in company with the rotation of motor 11-1, drive stirrer 9-3 to do gyration in test tube 9-2, thus make the solute in test tube 9-2 and dissolution homogeneity mixing.Described motor 11-1 is 12V dc source, circuit connecting mode is (as Figure 13) in parallel, this kind of mode can ensure that dc source is when driving multiple motor, and the rotating speed of motor 11-1 is constant, and the rotating speed of motor 11-1 can increase according to demand simultaneously or reduce.
As shown in Figure 14,15, described cover plate 9 is provided with locating hole, described magnetic stirring apparatus 11 arranges locating dowel 11-4, described locating hole matches with described locating dowel 11-4 to prevent from installing to misplace.Controlled the unlatching of magnetic stirring function by switch 11-5, control the mixing speed after opening by speed governing knob 11-6.
As shown in Figure 10, experimentally demand can adopt different test tube models and layout, in use only need change cover plate 9 and just can achieve the goal.The test tube that can realize not co-content, varying number is placed in illumination range, 10ml, 30ml, 50ml, 100ml, 250ml, and working position can be 20,11,10,5,1 etc.
Preferably, be provided with the cover plate of test tube position, rotatable.Make invisible spectro reaction solution evenly can accept the irradiation of LED light source.Described test tube is that glass material is for placing response solution.Test tube is simple glass, quartz glass, plastic material, and the quantity that reaction tube can be placed is 1 ~ 50, and volume is at 1 ~ 1000ml, and applying more volume is 10ml, 50ml, 100ml, 250ml.
Preferably, described housing 6 for metal material can be aluminium, copper, iron, plastic composite, surface plastic spraying material.
Preferably, heat-dissipating cylinder 7 adopts metal, aluminium, copper heat-dissipating cylinder.
Above embodiment is only exemplary embodiment of the present utility model, is not used in restriction the utility model, and protection domain of the present utility model is defined by the claims.Those skilled in the art can in essence of the present utility model and protection domain, and make various amendment or equivalent replacement to the utility model, this amendment or equivalent replacement also should be considered as dropping in protection domain of the present utility model.
Claims (11)
1. a LED light source photochemical reaction instrument, it is characterized in that, comprise housing, LED light source, heat abstractor and cover plate, described LED light source, heat abstractor and cover plate are arranged in described housing, described cover plate is provided with at least one test tube position, and described test tube position is around being arranged at around described LED light source.
2. LED light source photochemical reaction instrument according to claim 1, is characterized in that, described LED light source is LED lamp bead module, and described LED lamp bead module is received on aluminium base by LED lamp bead series welding and formed, and the spectral region of LED light source is 200nm ~ 2500nm.
3. LED light source photochemical reaction instrument according to claim 1, it is characterized in that, described heat abstractor comprises heat-dissipating cylinder and radiator fan, and described LED light source is looped around around described heat-dissipating cylinder, and described radiator fan is arranged at the below of heat-dissipating cylinder.
4. LED light source photochemical reaction instrument according to claim 3, it is characterized in that, the fin of described heat-dissipating cylinder is vertically arranged, cold air sucks from external forced by described radiator fan, and the heat that LED light source produces by the gap between fin distributes from the top of described heat-dissipating cylinder.
5. LED light source photochemical reaction instrument according to claim 3, it is characterized in that, described LED light source is connected with heat-dissipating cylinder, all adopts heat conductive silica gel in junction.
6. LED light source photochemical reaction instrument according to claim 3, it is characterized in that, described LED light source is connected with heat-dissipating cylinder by fixed block, and described fixed block is for adjusting height and the angle of described LED light source.
7. LED light source photochemical reaction instrument according to claim 1, it is characterized in that, also comprise magnetic stirring apparatus, described magnetic stirring apparatus is positioned at below test tube position.
8. LED light source photochemical reaction instrument according to claim 7, is characterized in that, described magnetic stirring apparatus and described housing carry out clamping by buckle or be separated replacing.
9. LED light source photochemical reaction instrument according to claim 7, it is characterized in that, described magnetic stirring apparatus comprises disk, motor and magnet, described motor is arranged on disk, described magnet is arranged on the bracket of described motor, described motor is corresponding with described test tube position, is provided with stirrer in the test tube on described test tube position, and described stirrer is magnetic material; Described magnet is two groups, and upward, another group " S " pole upward in one group of " N " pole, when motor rotates, " N ", " S " pole of magnet also moves in a circle in company with the rotation of motor, drives stirrer to do gyration in vitro, thus makes invisible spectro solute and dissolution homogeneity mixing.
10. LED light source photochemical reaction instrument according to claim 7, is characterized in that, be on the cover board provided with locating hole, described magnetic stirring apparatus arranges locating dowel, and described locating hole matches with described locating dowel to prevent from installing to misplace.
11. LED light source photochemical reaction instrument according to any one of claim 1-10, is characterized in that, described LED light source and heat-dissipating cylinder, rotatable, make invisible spectro reaction solution evenly can accept the irradiation of LED light source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520910511.7U CN205146207U (en) | 2015-11-16 | 2015-11-16 | LED light source photochemical reaction appearance |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520910511.7U CN205146207U (en) | 2015-11-16 | 2015-11-16 | LED light source photochemical reaction appearance |
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| CN205146207U true CN205146207U (en) | 2016-04-13 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105251426A (en) * | 2015-11-16 | 2016-01-20 | 北京中教金源科技有限公司 | LED light source photochemical reaction instrument |
| CN111889050A (en) * | 2020-08-19 | 2020-11-06 | 四川大学 | Photocatalysis reaction appearance |
-
2015
- 2015-11-16 CN CN201520910511.7U patent/CN205146207U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105251426A (en) * | 2015-11-16 | 2016-01-20 | 北京中教金源科技有限公司 | LED light source photochemical reaction instrument |
| CN111889050A (en) * | 2020-08-19 | 2020-11-06 | 四川大学 | Photocatalysis reaction appearance |
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