CN200939298Y - LED array cells of photodynamic treatment and photodynamic treatment apparatus using the same - Google Patents
LED array cells of photodynamic treatment and photodynamic treatment apparatus using the same Download PDFInfo
- Publication number
- CN200939298Y CN200939298Y CN 200620042286 CN200620042286U CN200939298Y CN 200939298 Y CN200939298 Y CN 200939298Y CN 200620042286 CN200620042286 CN 200620042286 CN 200620042286 U CN200620042286 U CN 200620042286U CN 200939298 Y CN200939298 Y CN 200939298Y
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- led array
- radiator
- unit
- substrate
- optical power
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The utility model discloses an LED array module of photodynamic therapy, which comprises a LED array substrate, a radiator arranged above the substrate, and a fan arranged on the side of the radiator. A plate in match of the appearance of the radiator spreads and closes the radiator; the plate is provided with ventilation holes in the fan location; wind grooves are arranged in the two ends of the radiator. The utility model also opens a device with application of the LED array modules photodynamic therapy, which comprises a constant-current power and a control unit. The utility model adopts the plate to control the cooling airflow and accesses to a better cooling effect.
Description
Technical field
This utility model relates to a kind of medical device components, relates in particular to a kind of led array unit that is used for optical dynamic therapy.This utility model also relates to this unitary optical power therapentic equipment of a kind of application.
Technical background
In optical dynamic therapy (PDT) field, employing LED replaces conventional lamp or laser has lot of advantages as light source.Therefore as have long-time stability and can design and reach 100,000 hours lamp service life, can make large-area led array easily, operating cost and maintenance cost are low, are easy to move transportation or the like.Yet, the application of LED technology that still some defective effects arranged in the PDT field, one of them significant disadvantages is exactly the heat dissipation problem of large area LED array.Solving the more common means of heat radiation is water-cooleds or air-cooled, and the heat dissipation problem that solves large area LED array in the state of the art has to adopt increases radiator fan or/and cooperate technological means such as radiator, but does not reach ideal radiating effect.Its reason is that simple radiating fan and radiator are not enough to the control ability of radiating airflow, and parameters such as the flow direction of radiating airflow, flowing velocity all are difficult to control, thereby radiating effect is not ideal enough.
The utility model content
Because the above-mentioned defective of prior art, thereby technical problem to be solved in the utility model provides a kind of led array unit that radiating airflow is had the optical dynamic therapy of the better cooling effect of better controlled acquisition.
For achieving the above object, this utility model provides a kind of led array unit of optical dynamic therapy, comprise the substrate that is provided with led array, be arranged on the radiator on the described substrate, and be arranged on the fan of described radiator one side, one extends the described radiator of sealing with the deflector of described radiator external form coupling, and corresponding described position of fan offers air vent on the described deflector, and position, corresponding described radiator both ends offers the wind groove respectively on the described deflector.
In this utility model, the selection of the external form of described deflector is for satisfying the sealing to described radiator, in the hope of forming a cooling air flow passage jointly with described radiator.This utility model nationality just imposes control by the cooperating of described fan and this cooling air flow passage to the flow direction of described radiator near zone cooling blast, the flowing velocity of cooling blast is strengthened, thereby obtained good pressure cooling effect.
Obviously, above-mentioned sealing is that sealing gland is closed in this utility model.Although this utility model is based on the control of cooling blast obtaining forcing refrigerative technique effect, and does not mean that above-mentioned sealing gland is closed and be equal to and general airtight on understanding.Above-mentionedly be enclosed on the degree more airtight more wide in rangely, be more prone to satisfy described deflector and described radiator closure structurally, to realize to cooling blast control on the whole.
Preferably, described radiator and described led array are arranged on the same side of described substrate.
Preferably, described radiator and described led array are separately positioned on the both sides of described substrate.
Preferably, described radiator and described substrate are formed as one.
Preferably, described radiator comprises a base plate and perpendicular to the more than one fin that is arranged in parallel and is provided with along described deflector bearing of trend of described base plate, described radiator nationality is fitted tightly by described base plate and described substrate.
Preferably, described radiator is the shape that is penetrated with airslide.
Preferably, the height of described deflector medial surface and vertical spacing of described fin and described fin is suitable, to form an airflow space.
Preferably, the corresponding described air vent of described fin place is provided with conducting element.
Preferably, the face area of the area of described wind groove and described radiator is roughly the same.
Preferably, described led array is provided with a lens arra corresponding with described led array along light path.
Preferably, described fan is located at the center corresponding to described radiator.
Preferably, described number of fans is one or more.
Another technical problem to be solved in the utility model provides the unitary optical power therapentic equipment of the above-mentioned led array of a kind of radiating effect application better than prior art.
For achieving the above object, this utility model also provides the described led array of a kind of application unitary optical power therapentic equipment, comprise constant current source, one control unit, also comprise more than one described led array unit, each described led array unit is electrically connected with described constant current source respectively, and each described led array unit is connected with described control unit signal respectively.
Preferably, described substrate comprises can be with the interconnective connecting portion of adjacent described substrate, and described more than one led array unit nationality is connected as one by described connecting portion.
Preferably, described deflector comprises that with the interconnective connecting portion of adjacent described deflector described more than one led array unit nationality is connected as one by described connecting portion.
Preferably, offer chute on the described connecting portion, described more than one led array unit nationality is connected rotationally by described chute.
Preferably, described substrate is provided with positioner.
Preferably, described positioner is laser positioning instrument or far infrared position finder.
Preferably, described radiator is provided with temperature sensor, and described temperature sensor is connected with described control unit signal.
Preferably, described temperature sensor is arranged on nearly described wind groove zone on the described radiator.
Preferably, also comprise a frame, the last edge of described frame and lower frame are respectively with the upper/lower terminal of arbitrary described substrate or be connected with the upper/lower terminal of arbitrary described deflector respectively.
Preferably, close in the left end limit and the right-hand member checkpost of adjacent described substrate respectively with separately for the left edge of described frame and right edge.
This utility model is owing to adopt the bonded structures of many cooling ways such as above-mentioned deflector, radiator and fan, the flow direction to cooling blast, the control problem of speed have been solved, make this utility model obtain favorable cooling effect, thereby make large tracts of land and/or high-power LED array become possibility in the application of field of photodynamic.
Description of drawings
Be described further below with reference to the technique effect of accompanying drawing, to understand the purpose of this utility model, feature and effect fully design of the present utility model, concrete structure and generation.Wherein:
Fig. 1 is that the solid of this utility model one preferred embodiment is decomposed reference diagram;
Fig. 2 is an assembling embodiment illustrated in fig. 1 back schematic perspective view;
Fig. 3 is the schematic perspective view of optical power therapentic equipment of the present utility model;
Fig. 4 is an A portion enlarged drawing among Fig. 3.
The specific embodiment
As shown in Figure 1 and Figure 2, be this utility model one preferred embodiment, the led array unit of described optical dynamic therapy comprises the led array 1 that is used for optical dynamic therapy, and led array 1 is arranged on the substrate 2, and substrate 2 can be aluminium base circuit board.One radiator 3 is positioned at the side of substrate 2 back to led array 1, and radiator 3 comprises a base plate 31 and perpendicular to a plurality of fin 32 that are arranged in parallel and are provided with along deflector 5 bearing of trends of base plate 31, radiator 3 nationalitys are fitted tightly by base plate 31 and substrate 2.Described led array unit also comprise one with the deflector 5 of radiator 3 external forms couplings because the exterior design of deflector 5 is complementary for the external form with selected radiator 3, thereby can realize sealing on the whole to radiator 3.Described led array unit also comprises the fan 4 that is installed on the deflector 5, and fan 4 is located on the deflector 5 position corresponding to radiator 3 middle parts.Corresponding fan 4 positions offer air vent 51 on the deflector 5, and the two ends of deflector 5 also offer wind groove 52 respectively.
Nationality is designed by said structure, deflector 5 and the radiator 3 common cooling air flow passages that form, and air vent 51 is the inlet and outlet of cooling blast with wind groove 52, fan 4 increases mobilization dynamic for cooling blast.Thus, in this utility model, fan 4 (obviously, the quantity of fan 4 is not limited to one) with the mating reaction of this cooling air flow passage, can impose control to the flow direction of radiator 3 near zone cooling blasts, flowing velocity to cooling blast is strengthened, thereby has obtained good pressure cooling effect.
This utility model also can be set up a conducting element 53, conducting element 53 is the structural member of approximate " people " font, offer the draw-in groove 531 that thickness and arranging density with fin 32 match on the conducting element 53, conducting element 53 nationalitys are installed in fin 32 corresponding air vents 51 places by draw-in groove 531 and being fixed of fin 32.Owing between air vent 51 and cooling air flow passage, exist a right angle to turn to, cooling blast easily forms bigger turbulent region in this zone, conducting element 53 formed slope angles can relax turning to of cooling blast, improve the turbulent flow influence in this zone, to obtain the better gas flow effect.
For identical purpose, for the turbulent flow that reduces cooling blast inside disturbs to obtain the more stable air-flow of flow direction, the area of wind groove 52 also is the length and wide the amassing of wind groove 52 openings, is preferably with the cross-sectional area of above-mentioned cooling air flow passage roughly the same.
In other embodiment of the present utility model, preferably, deflector 5 medial surface and fin 32 vertical spacings are designed to suitable with the height of fin 32, to form the better airflow space of an aerodynamic.More preferably, the size of aforementioned intervals can be between 0.6 to 1.2 times of the height dimension of fin 32.
Obviously, those skilled in the art can easily obtain other usual technical schemes in order to replace the heat sink design in the present embodiment, and for example, radiator 3 also can be the various shapes that are penetrated with airslide.Further, radiator 3 can also be to be formed as one with substrate 2.
In other embodiment of the present utility model, radiator 3 and led array 1 can be arranged on the same side of substrate 2, similarly reach cooling purpose.
This utility model also provides the above-mentioned led array of a kind of application unitary optical power therapentic equipment.As shown in Figure 3, the unitary optical power therapentic equipment of the above-mentioned led array of a kind of application, comprise six led array unit, also comprise a constant current source and a control unit (not shown), each led array unit is electrically connected with constant current source respectively, and each led array unit is connected with the control unit signal respectively.Constant current source is specially this area constant-current controller commonly used, and control unit comprises a connector and a programmable control chip that is connected with each parts signal.
Fig. 4 is an A portion enlarged drawing among Fig. 3, in the embodiment of optical power therapentic equipment of the present utility model, deflector 5 comprises adjacent baffle 5 interconnective connecting portions 54, a plurality of adjacent led array unit nationalitys are connected as one by each adjacent connecting portion 54, thereby obtain the more led array of large tracts of land scope, to adapt to clinical different needs.Connected mode between each connecting portion 54 can be customary means such as welding, riveted joint or pin joint.
Further, can offer the chute (not shown) on the connecting portion 54, but a plurality of led array unit nationality connect as one rotationally by chute, thereby can obtain the arc shadow surface of a scalable radian.
Obviously, connecting portion 54 also can be to be fixedly installed on the substrate 2, so that adjacent led array unit is connected to one.
In other embodiment of this device, also can be provided with positioner on the substrate 2.Positioner can be laser positioning instrument or far infrared position finder, and is connected with the control unit signal, can realize direction of illumination and irradiation area are better controlled by positioner.
Further, can also be provided with one or more temperature sensors on the radiator 3, temperature sensor is connected with the control unit signal, and the feedback of the signal that received is controlled better the rotating speed of fan 4 by control unit, with the flowing velocity of control cooling blast, control cooling effect better.Preferably, temperature sensor is arranged on nearly wind groove 52 zones on the radiator 3.
The novel optical power therapentic equipment of this enforcement can also comprise a frame (not shown), and the last edge of frame and lower frame are connected with the upper/lower terminal of arbitrary substrate 2 in a plurality of substrates 2 that connect as one respectively.The setting of frame makes a plurality of led array unit that connects as one have a fixed frame, and can be as regulating, spur the unitary handle of a plurality of led array.
As a kind of replacement, frame also can be connected with the upper/lower terminal of arbitrary deflector 5 respectively, to play same effect.
Further, the left edge of frame and right edge close with the left end limit and the right-hand member checkpost of adjacent substrate 2 separately respectively, with better fixing in use because of gravity may changing position the led array unit.
In sum, be several preferred embodiment of the present utility model described in this description.All technical staff in the art comply with design of the present utility model on the basis of existing technology by the available technical scheme of logical analysis, reasoning, or a limited experiment, all should be in claim protection domain of the present utility model.
Claims (22)
1, a kind of led array unit of optical dynamic therapy, comprise the substrate that is provided with led array, be arranged on the radiator on the described substrate, and be arranged on the fan of described radiator one side, it is characterized in that: one extends the described radiator of sealing with the deflector of described radiator external form coupling, corresponding described position of fan offers air vent on the described deflector, and position, corresponding described radiator both ends offers the wind groove respectively on the described deflector.
2, led array as claimed in claim 1 unit, it is characterized in that: described radiator and described led array are arranged on the same side of described substrate.
3, led array as claimed in claim 1 unit, it is characterized in that: described radiator and described led array are separately positioned on the both sides of described substrate.
4, as claim 1 or 2 or 3 described led array unit, it is characterized in that: described radiator and described substrate are formed as one.
5, led array as claimed in claim 1 unit, it is characterized in that: described radiator comprises a base plate and perpendicular to the more than one fin that is arranged in parallel and is provided with along described deflector bearing of trend of described base plate, described radiator nationality is fitted tightly by described base plate and described substrate.
6, led array as claimed in claim 1 unit, it is characterized in that: described radiator is the shape that is penetrated with airslide.
7, led array as claimed in claim 5 unit, it is characterized in that: the height of described deflector medial surface and vertical spacing of described fin and described fin is suitable, to form an airflow space.
8, led array as claimed in claim 3 unit is characterized in that: the corresponding described air vent of described fin place is provided with conducting element.
9, led array as claimed in claim 1 unit, it is characterized in that: the area of described wind groove and the face area of described radiator are roughly the same.
10, led array as claimed in claim 1 unit, it is characterized in that: described led array is provided with a lens arra corresponding with described led array along light path.
11, led array as claimed in claim 1 unit, it is characterized in that: described fan is located at the center corresponding to described radiator.
12, led array as claimed in claim 1 unit is characterized in that: described number of fans is one or more.
13, a kind of application rights requires the unitary optical power therapentic equipment of 1 described led array, comprise constant current source, one control unit, it is characterized in that: also comprise more than one described led array unit, each described led array unit is electrically connected with described constant current source respectively, and each described led array unit is connected with described control unit signal respectively.
14, optical power therapentic equipment as claimed in claim 13 is characterized in that: described substrate comprises can be with the interconnective connecting portion of adjacent described substrate, and described more than one led array unit nationality is connected as one by described connecting portion.
15, optical power therapentic equipment as claimed in claim 13 is characterized in that: described deflector comprises that with the interconnective connecting portion of adjacent described deflector described more than one led array unit nationality is connected as one by described connecting portion.
16, as claim 14 or 15 described optical power therapentic equipments, it is characterized in that: offer chute on the described connecting portion, described more than one led array unit nationality is connected rotationally by described chute.
17, optical power therapentic equipment as claimed in claim 13 is characterized in that: described substrate is provided with positioner.
18, optical power therapentic equipment as claimed in claim 17 is characterized in that: described positioner is laser positioning instrument or far infrared position finder.
19, optical power therapentic equipment as claimed in claim 13 is characterized in that: described radiator is provided with temperature sensor, and described temperature sensor is connected with described control unit signal.
20, optical power therapentic equipment as claimed in claim 19 is characterized in that: described temperature sensor is arranged on nearly described wind groove zone on the described radiator.
21, optical power therapentic equipment as claimed in claim 13 is characterized in that: also comprise a frame, the last edge of described frame and lower frame are respectively with the upper/lower terminal of arbitrary described substrate or be connected with the upper/lower terminal of arbitrary described deflector respectively.
22, optical power therapentic equipment as claimed in claim 21 is characterized in that: close in the left end limit and the right-hand member checkpost of adjacent described substrate respectively with separately for the left edge of described frame and right edge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620042286 CN200939298Y (en) | 2006-05-31 | 2006-05-31 | LED array cells of photodynamic treatment and photodynamic treatment apparatus using the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620042286 CN200939298Y (en) | 2006-05-31 | 2006-05-31 | LED array cells of photodynamic treatment and photodynamic treatment apparatus using the same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200939298Y true CN200939298Y (en) | 2007-08-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620042286 Expired - Fee Related CN200939298Y (en) | 2006-05-31 | 2006-05-31 | LED array cells of photodynamic treatment and photodynamic treatment apparatus using the same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200939298Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107050653A (en) * | 2015-02-09 | 2017-08-18 | 江苏怡龙医疗科技有限公司 | Hand-held cold light source near-infrared cell repair instrument |
| CN108601944A (en) * | 2016-01-07 | 2018-09-28 | Hcp保健亚洲公司 | Has the treating skin disease device of the component for monitoring fan |
-
2006
- 2006-05-31 CN CN 200620042286 patent/CN200939298Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107050653A (en) * | 2015-02-09 | 2017-08-18 | 江苏怡龙医疗科技有限公司 | Hand-held cold light source near-infrared cell repair instrument |
| CN107050654A (en) * | 2015-02-09 | 2017-08-18 | 江苏怡龙医疗科技有限公司 | A kind of hand-held cold light source near-infrared cell repair instrument |
| CN107050653B (en) * | 2015-02-09 | 2019-01-29 | 江苏怡龙医疗科技有限公司 | Hand-held cold light source near-infrared cell repair instrument |
| CN107050654B (en) * | 2015-02-09 | 2019-02-01 | 江苏怡龙医疗科技有限公司 | A kind of hand-held cold light source near-infrared cell repair instrument |
| CN108601944A (en) * | 2016-01-07 | 2018-09-28 | Hcp保健亚洲公司 | Has the treating skin disease device of the component for monitoring fan |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070829 Termination date: 20150531 |
|
| EXPY | Termination of patent right or utility model |