CN103801007B - A kind of ultraviolet light therapeutic apparatus and its light intensity Automatic adjustment method - Google Patents
A kind of ultraviolet light therapeutic apparatus and its light intensity Automatic adjustment method Download PDFInfo
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- CN103801007B CN103801007B CN201410081970.9A CN201410081970A CN103801007B CN 103801007 B CN103801007 B CN 103801007B CN 201410081970 A CN201410081970 A CN 201410081970A CN 103801007 B CN103801007 B CN 103801007B
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Abstract
The invention discloses a kind of ultraviolet light therapeutic apparatus and its light intensity Automatic adjustment method, ultraviolet light therapeutic apparatus includes main frame and the several ultraviolet light treatment handles being connected with main frame, the ultraviolet source for sending different ultraviolet lights is provided with each ultraviolet light treatment handle, the heat abstractor being also respectively provided with the fluorescent lifetime of control ultraviolet source and the control circuit of light intensity, each ultraviolet light treatment handle for being radiated for ultraviolet source is provided with the main frame.The present invention uses double-colored ultraviolet LED light source, and coordinate automatic calibration module, infrared LED lamp and infrared temperature measurement apparatus, so that illuminated treatment skin may be in the optimal treatment temperature range of setting, enhance the precision of light supply, improve the automation performance of UV therapy equipment, the excessive possibility for causing the too high generation of skin temperature to be burnt of light intensity is avoided, the security that equipment is used is substantially increased.
Description
Technical field
The present invention relates to medical instruments field, more particularly to a kind of ultraviolet light therapeutic apparatus and its light intensity Automatic adjustment method.
Background technology
Treatment of the current medical field for recalcitrant dermal diseases such as leucoderma, psoriasis, ox-hide moss, neurodermatitiss
It is many to be transplanted using ways and meanses such as operation, medicine, Medical Devices treatments using autologous healthy skin, the rear nothing of operation transplantation
Scar safely and effectively, but is only applicable to smaller skin damaged；Externally applied drug is treated, and cost is relatively low and conveniently, but the not high pigment of cure rate is extensive
Multiple degree is poor；Current more popular method is photochemotherapy, including PUVA therapies and UVB therapies, utilizes penetrating for ultraviolet light
Property, influence positioned at skin immune system, for treating skin caused by the immune system abnormalities such as leucoderma, psoriasis, ox-hide moss
Skin disease.The method that large area ultraviolet irradiation treatment is generally comprised using the equipment of UVB therapies, mainly with half body cabin or
The ultraviolet lamp tube in whole body cabin is irradiated treatment, and the therapy of vitiligo that formula treatment in cabin is fallen ill for larger area is convenient, but strong
Health skin can also be irradiated by ultraviolet over the course for the treatment of, there is impaired or even carcinogenic risk, and traditional ultraviolet light is controlled
Treatment instrument, which is unable to reach, accurately controls ultraviolet exposure time and intensity, and security is relatively low.
Meanwhile, now more popular is Modified PUVA method, wherein using excimer laser treatment, Excimer lamp as light source
Based on the equipment such as equipment treatment, xenon lamp filtering UV therapy, excimer laser treatment equipment effect is preferable but with high costs, accurate
Molecule lamp for light source equipment although price slightly show compared to PRK it is cheap it is still expensive, and xenon lamp filter it is ultraviolet
Though equipment relative inexpensiveness be due to the wide therapeutic effect of spectral purity low strap filtered out by optical filter not
It is good, skin darkening is easily caused after treatment.
The content of the invention
The technical problem to be solved in the present invention is that there is provided a kind of cost is low, small volume and safe ultraviolet light are controlled
Treat instrument and corresponding ultraviolet light light intensity Automatic adjustment method.
The present invention is for the technical scheme that is used of its technical problem of solution：A kind of ultraviolet light therapeutic apparatus, including main frame and
It is provided with the several ultraviolet light treatment handles being connected with main frame, each ultraviolet light treatment handle and sends the ultraviolet of different ultraviolet lights
The fluorescent lifetime of control ultraviolet source and the control circuit of light intensity, each purple are provided with radiant, the main frame
The heat abstractor for being radiated for ultraviolet source is also respectively provided with outer light treatment handle.
Further, it is additionally provided with each ultraviolet light treatment handle for detecting the infrared of shone thing surface temperature
Temperature measurement module.
Further, several ultraviolet light treatment handles have two, respectively the first ultraviolet light treatment handle and second
The first semiconductor light source for radiating narrow spectrum UVA is provided with ultraviolet light treatment handle, the first ultraviolet light treatment handle, it is described
The second semiconductor light source for radiating narrow spectrum UVB, first semiconductor light source and are provided with second ultraviolet light treatment handle
Two semiconductor light sources are ultraviolet LED lamp.
Further, the heat abstractor in the first ultraviolet light treatment handle being the first semiconductor light source heat-dissipating is water cooling
The heat abstractor in radiator, the second ultraviolet light treatment handle being the second semiconductor light source heat-dissipating is water-filled radiator or wind
Cold heat sink.
Further, temperature sensor is additionally provided with the heat abstractor, the temperature sensor connects with control circuit
Connect.
Further, the heat abstractor is provided with temperature switch, the temperature switch connection control circuit and institute
State ultraviolet source.
Further, radiation is additionally provided with the first ultraviolet light treatment handle and the second ultraviolet light treatment handle respectively red
The infrared LED lamp of outside line, the infrared LED lamp be separately positioned on the first semiconductor light source or the second semiconductor light source surrounding,
Or with the first semiconductor light source or the second semiconductor light source or so arrange or with the first semiconductor light source or the second semiconductor
Source parallel is staggered.
Further, when the infrared LED lamp is arranged on the surrounding of the first semiconductor light source or the second semiconductor light source,
The light-emitting area of the infrared LED lamp and the first semiconductor light source or the second semiconductor light source is in predetermined angular formation " focusing " effect
Really.
Further, it is also respectively provided with plated film on the first ultraviolet light treatment handle and the second ultraviolet light treatment handle
Ultraviolet reflecting piece and ultraviolet light transmission piece, the ultraviolet reflecting piece is fixed on the first ultraviolet light treatment handle and the second ultraviolet light is controlled
On the inwall for the light-emitting window for treating handle, the ultraviolet light transmission piece is arranged on the first ultraviolet light treatment handle and the second ultraviolet light is controlled
Treat the front of handle light-emitting window.
Further, the side of the light-emitting window of the first ultraviolet light treatment handle and the second ultraviolet light treatment handle by
Transparent and to ultraviolet light cut-off material is made.
Further, the control circuit also includes one and is used to calibrate first semiconductor light source and the second semiconductor
The light intensity calibration module of light source output light intensity.
Further, the ultraviolet light treatment handle inner is provided with positioned light source.
Further, each ultraviolet light treatment handle front end is provided with medicine shower nozzle.
Based on above-mentioned ultraviolet light therapeutic apparatus, present invention also offers a kind of light intensity side of automatically adjusting of ultraviolet light therapeutic apparatus
Method, comprises the following steps：
A, the light intensity magnitude data for measuring by ultraviolet light transducer each current ultraviolet light of ultraviolet light treatment handle, and by institute
State light intensity magnitude data and be transferred to control circuit；
Control circuit in B, main frame obtains corresponding current light intensity by light intensity dosage set in advance and adjusts data；
C, control circuit draw the light intensity magnitude data and the calibration curve institute according to calibration curve set in advance
Corresponding optical power density data；
D, control circuit obtain target adjustment amount number according to the optical power density data and current light intensity regulation data
According to, and voluntarily adjust according to target adjustment amount data the size of current or ultraviolet source of power supply output ultraviolet source
Irradiation time length；The target adjustment amount data include constant-current source and export the electric current of ultraviolet source and the photograph of ultraviolet source
Penetrate the time.
Further, step is also included after the step D：
E, ultraviolet light treatment handle measure the actual temperature on shone thing surface by infrared measurement of temperature module in real time, and judge
Whether the actual temperature is in predetermined treatment temperature range, when the actual temperature is in predetermined treatment temperature range, holds
Row step A-D；
When the actual temperature is higher than predetermined treatment temperature range, control circuit control constant-current source proportionally reduces defeated
Go out size of current, and to the detection in real time of shone thing surface temperature and feed back；
When the actual temperature is less than predetermined treatment temperature range, control circuit control constant-current source proportionally raises defeated
Go out size of current, and to the detection in real time of shone thing surface temperature and feed back.
Further, step is also included before the step A：
A0, ultraviolet light treatment handle measure the actual temperature on shone thing surface by infrared measurement of temperature module in real time, and sentence
Whether the actual temperature of breaking is in predetermined treatment temperature range, when the actual temperature is less than predetermined treatment temperature range,
The constant-current source of circuit control driving infrared LED lamp is controlled with maximum gear output current, and it is real-time to shone thing surface temperature
Detection and feedback；
A1, when actual temperature be higher than predetermined treatment temperature range when, control circuit control driving infrared LED lamp constant-current source
Stop output current；
A2, when actual temperature be in predetermined treatment temperature range when, control circuit control driving infrared LED lamp constant-current source
Stop output current, perform step A.
Further, the step of in the step E when the actual temperature is less than predetermined treatment temperature range, specifically wraps
Include：
Control constant-current source each proportionally rise output of the constant-current source and infrared LED lamp of circuit control ultraviolet source
Size of current, and to the detection in real time of shone thing surface temperature and feed back；Judge whether the actual temperature is in predetermined treatment
Temperature range, when the actual temperature on shone thing surface is in the predetermined treatment temperature range, control circuit control driving
The constant-current source of infrared LED lamp stops output current；When the actual temperature is higher than the predetermined treatment temperature range, control electricity
The constant-current source of road control driving infrared LED lamp and the constant-current source of driving ultraviolet source stop output current.
A kind of ultraviolet light therapeutic apparatus and its light intensity Automatic adjustment method that the present invention is provided, as a result of wavelength narrow-band
Wide light source and automatic control circuit, specific advantage is：
1st, the cost reduction of ultraviolet light therapeutic apparatus, the ultraviolet optical purity of radiation is high, it is ensured that therapeutic effect；
2nd, human cost can be reduced to accurately being controlled to light dosage, can prevents artificial again
Faulty operation causes the accident；
3rd, skin function, and light intensity adjust automatically are treated with infrared heating so that the table of shone thing
Face temperature is in default temperature range, with more preferable therapeutic effect；
The 4th, temperature sensor is set, prevents overtemperature dangerous, improves the security of ultraviolet light therapeutic apparatus.
Brief description of the drawings
Fig. 1 is the stereogram for the ultraviolet light therapeutic apparatus that the present invention is provided；
Fig. 2 is the sectional view of the first ultraviolet light treatment handle in the ultraviolet light therapeutic apparatus that the present invention is provided；
Fig. 3 is the sectional view of the second ultraviolet light treatment handle in the ultraviolet light therapeutic apparatus that the present invention is provided；
Fig. 4 is the attachment structure schematic diagram of main frame and each light source in the ultraviolet light therapeutic apparatus that the present invention is provided；
Fig. 5 is the flow chart of the light intensity Automatic adjustment method for the ultraviolet light therapeutic apparatus that the present invention is provided；
Fig. 6 is the flow of first preferred embodiment in the light intensity Automatic adjustment method of ultraviolet light therapeutic apparatus that the present invention is provided
Figure；
Fig. 7 is the flow of the second preferred embodiment in the light intensity Automatic adjustment method of ultraviolet light therapeutic apparatus that the present invention is provided
Figure；
Fig. 8 is the flow of third preferred embodiment in the light intensity Automatic adjustment method of ultraviolet light therapeutic apparatus that the present invention is provided
Figure；
Fig. 9 is the flow of the 4th preferred embodiment in the light intensity Automatic adjustment method of ultraviolet light therapeutic apparatus that the present invention is provided
Figure.
Embodiment
Below in conjunction with accompanying drawing, embodiments of the present invention is further illustrated.
As shown in figure 1, ultraviolet light therapeutic apparatus of the present invention includes main frame 100 and several ultraviolet light treatment handles, this
The ultraviolet light treatment handle of embodiment is preferably but is not limited to two, specifically includes the first ultraviolet light treatment handle 200, second purple
Outer light treatment handle 300, wherein, the first ultraviolet light treatment handle 200 and the second ultraviolet light treatment handle 300 pass through data respectively
Line is connected to main frame 100.
Spoke is respectively arranged with the first ultraviolet light treatment handle 200 and the second ultraviolet light treatment handle 300 of the present embodiment
The ultraviolet source of different wave length ultraviolet light is penetrated, and control circuit is set in main frame 100, for controlling two ultraviolet light treatment hands
The fluorescent lifetime and light intensity of ultraviolet source in handle, and then realize that radiation different wave length ultraviolet light treatment is dermopathic simultaneously
Purpose.
Further, in order to prevent the temperature of ultraviolet source too high, the present embodiment is also in each ultraviolet light treatment handle
The interior heat abstractor for setting promising ultraviolet source to radiate, heat abstractor includes water-filled radiator and air-cooled radiator, radiating dress
The place of putting is additionally provided with temperature sensor, and temperature sensor is connected with control circuit, if installing TEMP on water-filled radiator
Device, then when temperature sensor is measured, water-filled radiator temperature is too high, can by control circuit voluntarily improve the rotating speed of water pump with
Strengthen radiating effect and rate of heat exchange；If setting temperature sensor on air-cooled radiator, temperature sensor measures water cooling and dissipated
Hot device temperature is too high, can strengthen radiating effect and rate of heat exchange by controlling circuit voluntarily to improve the rotating speed of fan.
The scheme to two ultraviolet light treatment handles is specifically described below.
With reference to Fig. 2, the light-emitting window of the first ultraviolet light treatment handle 200 is square, and the side of light-emitting window is by ultraviolet
The material of line cut-off is made, including plastics or metal, and side can be transparent, or opaque.Set in it
The ultraviolet source put is ultraviolet semiconductor light source, is designated as the first semiconductor light source 210.More preferably, the first the half of the present embodiment
Conductor light source 210 is ultraviolet LED lamp, and the ultraviolet light for radiating narrow spectrum UVA wave bands, its radiation peak is 355nm-375nm, excellent
Elect 365nm as.The current electrode of first semiconductor light source 210 is arranged on the plinth 201 of copper material, and the square base
Seat 201 is arranged on the water-cooling head 241 of water-filled radiator, and is further fixed on water cooling between plinth 201 and water-cooling head 241
Lid 242.Water-filled radiator also includes the water pump being located in main frame and condensation is arranged（Not shown in figure）, water pump, water-cooling head and condensation
Row is connected to form a circulation by water pipe, and cold water is pumped into water-cooling head by water pump from the delivery port of the row of condensation, and subsequent hot water is from water
Cold head water side 243 exits into condensation row's cooling.Temperature sensor is additionally provided with water-filled radiator, when temperature sensor is surveyed
It is too high to water-filled radiator temperature, it voluntarily can improve the rotating speed of water pump by CPU to strengthen radiating effect and rate of heat exchange.
Further, temperature switch 260 is provided with water-filled radiator, occurring rapid warm raising causes first when water-cooling head failure
Temperature switch 260 is disconnected between the first semiconductor light source 210 and constant-current source when the temperature of semiconductor light source exceedes fence coverage
Electrical connection, serving prevents the effect of the first semiconductor light source dry combustion method, it is ensured that the security of ultraviolet light therapeutic apparatus.
The ultraviolet light transmission piece 202 and ultraviolet reflecting piece of plated film are additionally provided with the first ultraviolet light treatment handle 200
203, the ultraviolet light transmission piece 202 is arranged on the front of the light-emitting window of the first ultraviolet light treatment handle 200, described ultraviolet reflective
Piece 203 is fixed on the inwall of the light-emitting window of the first ultraviolet light treatment handle 200.
With reference to Fig. 3, the light-emitting window of the second ultraviolet light treatment handle 300 is square, and the side of light-emitting window is to ultraviolet
The material of line cut-off is made, including plastics or metal, and side can be transparent, or opaque.Set in it
The ultraviolet source put is ultraviolet semiconductor light source, is designated as the second semiconductor light source 310.More preferably, the second the half of the present embodiment
Conductor light source 310 is ultraviolet LED lamp, and the ultraviolet light for radiating narrow spectrum UVB wave bands, its radiation peak is 298nm-318nm, excellent
Elect 308nm or 311nm as.Second semiconductor light source 310 is fixed on air-cooled radiator 320, and the air-cooled radiator 320 is by copper
Material is constituted, and the stationary plane of fixed second half conductor light source 310 has multiple perforates, for the second ultraviolet light treatment handle inner and
Air circulation between second semiconductor light source.Similar to the temperature sensor in the first ultraviolet light treatment handle, second is ultraviolet
Be also equipped with temperature sensor at air-cooled radiator 320 in light treatment handle 300, so as to when air-cooled radiator temperature it is too high
When, by controlling circuit voluntarily to improve the rotating speed of fan to strengthen radiating effect and rate of heat exchange.And in order to be further ensured that
A temperature switch is also provided with the security of ultraviolet light therapeutic apparatus, the air-cooled radiator in the second ultraviolet light treatment handle, when
Air-cooled radiator breaks down and occurs rapid warm raising, when causing the temperature of the second semiconductor light source more than fence coverage, temperature
The electrical connection between the second semiconductor light source and constant-current source is switched off, serving prevents the work of the second semiconductor light source dry combustion method
With.
Air-cooled radiator in second ultraviolet light treatment handle 300 could alternatively be water-filled radiator, if second is ultraviolet
Using water-filled radiator radiating in light treatment handle, the present invention can be respectively that two ultraviolet lights are controlled using two water-filled radiators
Treat handle radiating, naturally it is also possible to which a water-filled radiator is set while being two ultraviolet light treatment handle radiatings, to reach conjunction
Reason is utilized, cost-effective purpose.
Design with the first ultraviolet light treatment handle is identical, and plated film is also equipped with the second ultraviolet light treatment handle
Ultraviolet light transmission piece and ultraviolet reflecting piece, ultraviolet light transmission piece are arranged on the front of the second ultraviolet light treatment handle light-emitting window, purple
Outer reflecting piece is fixed on the inwall of the second ultraviolet light treatment handle light-emitting window.
In order to which the surface temperature of shone thing is stable so that each ultraviolet light therapeutic apparatus reaches optimum therapeuticing effect, first is ultraviolet
The infrared LED lamp of infrared radiation is additionally provided with the ultraviolet light treatment handle 300 of light treatment handle 200 and second respectively, it is described red
Outer LED be arranged on the first semiconductor light source or the second semiconductor light source surrounding or with the first semiconductor light source or second
Semiconductor light source or so is arranged or parallel staggered with the first semiconductor light source or the second semiconductor light source.When described red
When outer LED is arranged on the surrounding of the first semiconductor light source or the second semiconductor light source, the infrared LED lamp and the first semiconductor
The light-emitting area of light source or the second semiconductor light source is in predetermined angular formation " focusing " effect.
In order to ensure to use accurate irradiation treated skin during ultraviolet light treatment handle, the present invention can also be in each ultraviolet light
Treat and multiple positioned light sources are set in handle, the positioned light source is visible ray radiant, such as feux rouges positioned light source, Huo Zhecheng
Other visible light sources such as color, yellow, green, blueness.The radiating surface of ultraviolet source is located at the point of irradiation of the positioned light source
In the face surrounded.Specifically, multiple positioned light sources can be distributed in around the first semiconductor light source or the second semiconductor light source,
The area that its hot spot is surrounded is realized to can not equal or close to the swept area of the first semiconductor light source or the second semiconductor light source
See positioning and the mark of the size of the swept area of ultraviolet light.
Fig. 1 is referred to again, and main frame 100 of the invention is body structure, and the upper middle position of casing has handle 101, casing
Upper right have two grooves 102, the hatch frame of the groove 102 is relative with the structure of ultraviolet light treatment handle end
Should, ultraviolet light treatment handle may be inserted into tank recess 102, to carry out light intensity calibration, while being also prevented from ultraviolet light
Leak.There are two circular hole hanging props 103 on the right side of casing, each ultraviolet light treatment handle is hung in the hanging prop 103.Therefore, not
In use, ultraviolet light treatment handle can realize the placement of various ways.More preferably, main frame is also connected with a floor push, is easy to
User can easily switch main frame in hand-held ultraviolet light treatment handle.The sidepiece of main frame 100 and bottom have bar palisade to dissipate
Fan is provided with hot hole, the heat emission hole of main frame inside left.The tank surface of main frame is provided with a display screen, more preferably, institute
Display screen is stated for touch-screen.
With reference to Fig. 4, constant-current source 120, drive circuit 130 and timer 140 are additionally provided with main frame, constant-current source 120 is main
Powered for therapeutic equipment, power supply certainly is not limited to constant-current source, constant pressure source, crossing current chip etc. are can also be, due to drive circuit
Above-mentioned power supply source is included, therefore present invention unification is powered by drive circuit 130.Meanwhile, timer 140 of the invention can be single
Solely set, can also be carried by CPU.Control the perseverance in the connection of circuit 110 drive circuit 130, timer 140, drive circuit 130
The control circuit 110 that stream source 120 is connected in the first semiconductor light source 210, the second semiconductor light source 310, main frame includes light intensity school
Quasi-mode block 150, for calibrating each semiconductor light source output light intensity, realizes the constant of light source output light intensity.Light intensity calibration module 150
Also include a ultraviolet light transducer 220, the light for detecting the ultraviolet light that ultraviolet source is sent in each ultraviolet light treatment handle
By force, it is specifically located in the groove 102 that each ultraviolet light treatment handle is placed at the top of main frame.Each ultraviolet light treatment before treatment
Handle is first placed in groove, and the ultraviolet light light intensity that sends of ultraviolet source is detected by ultraviolet light transducer, and by detection
Data are transferred to light intensity calibration module, and the constant-current source output current size of each ultraviolet source is adjusted by light intensity calibration module,
The ultraviolet light light intensity sent to ultraviolet source is calibrated.
Further, one or more light intensity calibration modules can be set in main frame, for calibrating first semiconductor
Light source and the second semiconductor light source output intensity, realize the constant of light source output light intensity, and during a light intensity calibration module, it is simultaneously
The output intensity of two semiconductor light sources is calibrated, if multiple, then the output intensity of each semiconductor light source is calibrated respectively.Light intensity
Calibration module is to realize that light intensity calibration function needs the input of external data, such as when light decay occurs for the first semiconductor light source,
The data that light intensity calibration module can be obtained according to ultraviolet light transducer voluntarily increase size of current or the increase of constant-current source output
The time of timer, to extend the time that the first semiconductor light source is lighted, it is ensured that the light intensity magnitude of light source output and agent during treatment
Amount is identical with setting value.
First ultraviolet light treatment handle and the second ultraviolet light treatment handle, which are also matched, is provided with infrared measurement of temperature module, infrared survey
Warm module is located on each ultraviolet light treatment handle, the surrounding of ultraviolet source is particularly located at, for detecting shone thing surface temperature
Degree.Referring to Fig. 4, infrared measurement of temperature module 230 is connected to the light intensity calibration module 150 in control circuit 110.Infrared measurement of temperature module
The temperature data measured is transferred to light intensity calibration module 150 by 230, and light intensity calibration module 150 is adjusted according to the temperature data of acquisition
Save the constant-current source output current size of each ultraviolet source or the irradiation time of ultraviolet light, it is ensured that ultraviolet light it is strong
Degree reaches preset value in preset range and irradiation dose, it is ensured that optimum curative effect and the security for the treatment of.Preferably, it is infrared
The test surface axial direction of temperature measurement module 230 and the axial direction of the first semiconductor light source and the second semiconductor light source are into certain angle
Spend to form " focusing " effect.
Further, because the control that the present invention includes multiple light sources and each light source is not quite similar, therefore, light source is driven
Constant-current source include multiple, each light source one constant-current source of correspondence, specifically include the constant-current source, infrared of driving ultraviolet source
The constant-current source of different ultraviolet sources in the constant-current source of LED, constant-current source of positioned light source etc., and each treatment handle of driving
Differ, for the present invention, the constant-current source of the first semiconductor light source of driving and the second semiconductor light source is different, this hair
It is bright to be separately provided constant-current source for each light source and be easy to the light emitting control of each light source.
The front end of each ultraviolet light treatment handle is additionally provided with medicine shower nozzle, and the medicine shower nozzle is used to spray photosensitizing agents or combination
Ultraviolet light can obtain the medicine of more preferable combined therapy effect.
In addition to the implementation, the present invention can also be that the ultraviolet light treatment handle of main frame and radiation 365nm ultraviolet lights is total to
With the ultraviolet light therapeutic apparatus of composition, radiation peak can be for doing fluoroscopic examination, in clinical detection for 365nm ultraviolet source
Aspect has actual meaning, or for pure PUVA treatments.Or the present invention can also be main frame and radiation 308nm ultraviolet lights
The ultraviolet light therapeutic apparatus that ultraviolet light treatment handle is collectively constituted, such ultraviolet light therapeutic apparatus make use of the height of 308 nm ultraviolet lights
The features such as effect, safety and alternative act on lesion skin damaged, becomes the optimal selection of leucoderma phototherapy.
Based on above-mentioned ultraviolet light therapeutic apparatus, present invention also offers a kind of light intensity Automatic adjustment method, as shown in figure 5, bag
Include following steps：
A, the light intensity magnitude data for measuring by ultraviolet light transducer each current ultraviolet light of ultraviolet light treatment handle, and by institute
State light intensity magnitude data and be transferred to control circuit；
Control circuit in B, main frame obtains corresponding current light intensity by light intensity dosage set in advance and adjusts data；
C, control circuit draw the light intensity magnitude data and the calibration curve institute according to calibration curve set in advance
Corresponding optical power density data；
D, control circuit obtain target adjustment amount number according to the optical power density data and current light intensity regulation data
According to, and voluntarily adjust according to target adjustment amount data the size of current or ultraviolet source of power supply output ultraviolet source
Irradiation time length；Electric current and ultraviolet source of the target adjustment amount data including power supply output ultraviolet source
Irradiation time.
Specifically, light intensity dosage set in advance is the ultraviolet light treatment that should be received according to illuminated person in stepb
Dosage is come what is set, and after input intensity of illumination and light application time, the light intensity calibration module in control circuit obtains light intensity dose value.
Calibration curve set in advance is the functional relation of light intensity magnitude and optical power density in step C, and calibration curve can be by light
Strong calibration module is set to fixed function, or measure according to the different of ultraviolet source but actually the function of establishment,
Actual measurement establishment function is obtained pair when the main frame of ultraviolet light therapeutic apparatus is connected different types of ultraviolet light treatment handle
Should be in the calibration curve of ultraviolet light treatment handle.
With reference to Fig. 6, step S100 is the process that calibration curve function is worked out in actual measurement, light intensity calibration mould in the present embodiment
Block changes the light intensity magnitude of ultraviolet source, and the optical power density under different light intensity magnitudes is measured using optical power density meter, will
Measured value works out calibration curve as standard value.Then in step s 200, set in the memory cell of light intensity calibration module
To light dosage and the functional relation of light intensity regulating data, when user inputs illumination dose or illumination when using ultraviolet light therapeutic apparatus
Between, after intensity of illumination, light intensity calibration module be can obtain user set dosage corresponding to light intensity regulating data.In step S300
In, the ultraviolet light transducer detection ultraviolet source luminous intensity size in main frame groove is stored after the value is digitized
To memory cell.In step S400, light intensity calibration module is substituted into the light intensity value of storage as a parameter in calibration curve
Draw the corresponding optical power density of this light intensity value.In step S500, light intensity calibration module is according to the optical power density data
With regulation data, target adjustment amount data are obtained, it is defeated that light intensity calibration module voluntarily adjusts constant-current source according to target adjustment amount data
Go out size of current or ultraviolet source irradiation time length.
Further, in order to ensure the security and the validity for the treatment of of ultraviolet light therapeutic apparatus, need before treatment pair
Shone thing surface temperature is detected in real time, therefore, as shown in fig. 7, also including step before step A is performed：
A0, ultraviolet light treatment handle measure the actual temperature on shone thing surface by infrared measurement of temperature module in real time, and sentence
Whether the actual temperature of breaking is in predetermined treatment temperature range, when the actual temperature is less than predetermined treatment temperature range,
The constant-current source of circuit control driving infrared LED lamp is controlled with maximum gear output current, and it is real-time to shone thing surface temperature
Detection and feedback；Actual temperature is less than predetermined treatment temperature range, it was demonstrated that shone thing is that patient skin surface temperature is relatively low, no
Beneficial to treatment, therefore by adjusting constant-current source with maximum gear output current, infrared LED lamp is set to be sent within the shortest time stronger
Infrared light, patient skin is irradiated, by the surface temperature of patient skin lifting to predetermined treatment temperature range.
A1, when actual temperature be higher than predetermined treatment temperature range when, control circuit control driving infrared LED lamp constant-current source
Stop output current；The actual temperature on shone thing surface is higher than predetermined treatment temperature range, it was demonstrated that shone thing is patient's skin
Skin surface temperature is too high, has been unfavorable for treatment, therefore, need to stop the irradiation of infrared LED lamp, makes patient skin surface temperature certainly
So reduction.Avoid temperature too high and damage is caused to patient skin.
A2, when actual temperature be in predetermined treatment temperature range when, control circuit control driving infrared LED lamp constant-current source
Stop output current, perform step A.
Further, in order to strengthen the security of ultra-violet therapy apparatus, over the course for the treatment of, it is also desirable in real time to shone thing
Surface temperature is detected in real time, therefore, further comprising the steps of after above-mentioned light intensity Automatic adjustment method referring to Fig. 8：
E, ultraviolet light treatment handle measure the actual temperature on shone thing surface by infrared measurement of temperature module in real time, and judge
Whether actual temperature is in predetermined temperature range, when the actual temperature is in predetermined treatment temperature range, performs step A-
D；
When the actual temperature is higher than predetermined treatment temperature range, control circuit control constant-current source proportionally reduces defeated
Go out size of current, and to the detection in real time of shone thing surface temperature and feed back；
When the actual temperature is less than predetermined treatment temperature range, control circuit control constant-current source proportionally raises defeated
Go out size of current, and to the detection in real time of shone thing surface temperature and feed back.In the process, controlled by control circuit infrared
The constant-current source of LED proportionally raises output current size, and to the detection in real time of shone thing surface temperature and feeds back；Until
The actual temperature on shone thing surface is in the predetermined treatment temperature range, the perseverance of control circuit control driving infrared LED lamp
Stream source stops output current；And when actual temperature is higher than the predetermined treatment temperature range, control circuit control driving is ultraviolet
The constant-current source of radiant and the constant-current source of control driving infrared LED lamp stop output current respectively, and produce sound or acousto-optic report
Alert, to point out user or doctor, skin surface temperature is too high.
Further, with reference to Fig. 9, in the present embodiment, step S600 obtains illuminated by infrared measurement of temperature module first
The surface temperature of thing.The size of later step S700 light intensity calibrations module comparison surface temperature and safe temperature, such as 41 is Celsius
Degree, the size of comparison surface temperature and action threshold value, such as 38 degrees Celsius.Wherein, the surface temperature of shone thing is the reality
Border temperature, the predetermined treatment temperature range is the temperature range between action threshold value and safe temperature.Final step
S800 light intensity calibrations module performs corresponding regulation process according to step S700 comparative result, if surface temperature is more than safety temperature
Degree, then reduce output current according to the difference of surface temperature and safe temperature according to default regulation ratio；If surface temperature is small
In safe temperature and more than action threshold value, then the step S100-S500 of above-mentioned light intensity Automatic adjustment method is performed；If surface temperature
Less than action threshold value, then output current is increased according to default regulation ratio according to the difference of action threshold value and surface temperature.
In step S600, the infrared measurement of temperature module on ultraviolet light treatment handle is according to total in the range of all wavelengths
Radiate and constant temperature, what is obtained is the radiation temperature of object.Infrared measurement of temperature module is infrared temperature sensor in the present embodiment.
In step S700, difference, surface temperature and the action of light intensity calibration module gauging surface temperature and safe temperature
The difference of threshold value.
In step S800, supply current is preferably high-power constant current out-put supply, and light intensity calibration module is adjusted by pulsewidth
Technology processed adjusts the size of constant-current source output current.
The ultraviolet light treatment equipment and light intensity Automatic adjustment method of the present embodiment, have the advantages that：
1. using double-colored ultraviolet LED light source, and coordinate automatic calibration module, infrared LED lamp and infrared temperature measurement apparatus so that
Illuminated treatment skin may be in the optimal treatment temperature range of setting, enhances the precision of light supply, improves ultraviolet
The automation performance of therapeutic equipment, it is to avoid light intensity is excessive to cause skin temperature is too high to produce the possibility burnt, and greatly improves
The security that equipment is used.
2. the temperature in the temperature sensor monitors ultraviolet light treatment handle on heat abstractor, makes a reservation for when temperature exceedes
Temperature when temperature switch disconnect, equipment close, further ensure the security of ultraviolet light treatment equipment.
3. positioned light source realizes positioning and the mark of the size to the irradiated area of black light.
Embodiment described above only expresses the several embodiments of the present invention, and it describes more specific and detailed, but simultaneously
Therefore the limitation to the scope of the claims of the present invention can not be interpreted as.It should be pointed out that for one of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the guarantor of the present invention
Protect scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (13)
1. a kind of ultraviolet light therapeutic apparatus, it is characterised in that the several ultraviolet light treatment handles being connected including main frame and with main frame, respectively
The ultraviolet source for sending different ultraviolet lights is provided with ultraviolet light treatment handle, the ultraviolet light treatment handle inner is set
There is positioned light source, the positioned light source is distributed in around the ultraviolet source, facula area and the ultraviolet light irradiation face
Product is suitable；Each ultraviolet light treatment handle front end is provided with medicine shower nozzle, each ultraviolet light treatment handle and is additionally provided with
Infrared measurement of temperature module for detecting shone thing surface temperature；The test surface axial direction of the infrared measurement of temperature module with it is described
The axial direction of ultraviolet source is into predetermined angular to form focusing effect；Control ultraviolet source is provided with the main frame
The control circuit of fluorescent lifetime and light intensity, the control circuit is connected with the infrared measurement of temperature module, each ultraviolet light
The heat abstractor for being radiated for ultraviolet source is also respectively provided with treatment handle.
2. ultraviolet light therapeutic apparatus according to claim 1, it is characterised in that several ultraviolet light treatment handles have two
It is individual, respectively the first ultraviolet light treatment handle and the second ultraviolet light treatment handle, the first ultraviolet light treatment handle is interior to be set
There is second that the narrow spectrum UVB of radiation is provided with the first semiconductor light source for radiating narrow spectrum UVA, the second ultraviolet light treatment handle
Semiconductor light source, first semiconductor light source and the second semiconductor light source are ultraviolet LED lamp.
3. ultraviolet light therapeutic apparatus according to claim 2, it is characterised in that be the in the first ultraviolet light treatment handle
It is the second semiconductor light in water-filled radiator, the second ultraviolet light treatment handle that the heat abstractor of semiconductor light source heat radiation, which is,
The heat abstractor of source heat-dissipating is water-filled radiator or air-cooled radiator.
4. ultraviolet light therapeutic apparatus according to claim 1, it is characterised in that temperature biography is additionally provided with the heat abstractor
Sensor, the temperature sensor is connected with control circuit.
5. ultraviolet light therapeutic apparatus according to claim 1, it is characterised in that the heat abstractor is provided with temperature switch,
The temperature switch connection control circuit and the ultraviolet source.
6. ultraviolet light therapeutic apparatus according to claim 2, it is characterised in that the first ultraviolet light treatment handle and second
It is additionally provided with the infrared LED lamp of infrared radiation on ultraviolet light treatment handle respectively, the infrared LED lamp is separately positioned on the first half
The surrounding of conductor light source or the second semiconductor light source or with the first semiconductor light source or the second semiconductor light source or so arrangement,
Or it is parallel staggered with the first semiconductor light source or the second semiconductor light source.
7. ultraviolet light therapeutic apparatus according to claim 6, it is characterised in that when the infrared LED lamp is arranged on the first half
During the surrounding of conductor light source or the second semiconductor light source, the infrared LED lamp and the first semiconductor light source or the second semiconductor light
The light-emitting area in source is in predetermined angular formation " focusing " effect.
8. ultraviolet light therapeutic apparatus according to claim 2, it is characterised in that the first ultraviolet light treatment handle and second
The ultraviolet reflecting piece and ultraviolet light transmission piece of plated film are also respectively provided with ultraviolet light treatment handle, the ultraviolet reflecting piece is fixed on
On the inwall of the light-emitting window of first ultraviolet light treatment handle and the second ultraviolet light treatment handle, the ultraviolet light transmission piece is arranged on
The front of first ultraviolet light treatment handle and the second ultraviolet light treatment handle light-emitting window.
9. ultraviolet light therapeutic apparatus according to claim 7, it is characterised in that the first ultraviolet light treatment handle and second
The side of the light-emitting window of ultraviolet light treatment handle is by the material that ultraviolet light ends is made.
10. ultraviolet light therapeutic apparatus according to claim 2, it is characterised in that the control circuit also includes for school
The light intensity calibration module of accurate first semiconductor light source and the second semiconductor light source output intensity.
11. the light intensity Automatic adjustment method of a kind of ultraviolet light therapeutic apparatus, it is characterised in that including step：
A, the light intensity magnitude data for measuring by ultraviolet light transducer each current ultraviolet light of ultraviolet light treatment handle, and by the light
Powerful small data transmission gives control circuit；
Control circuit in B, main frame obtains corresponding current light intensity by light intensity dosage set in advance and adjusts data；
C, control circuit are according to corresponding to calibration curve set in advance draws the light intensity magnitude data with the calibration curve
Optical power density data；
D, control circuit obtain target adjustment amount data according to the optical power density data and current light intensity regulation data, and
The size of current of power supply output ultraviolet source or the irradiation of ultraviolet source are voluntarily adjusted according to target adjustment amount data
Time length；During the irradiation of electric current and ultraviolet source of the target adjustment amount data including constant-current source output ultraviolet source
Between；
E, ultraviolet light treatment handle measure the actual temperature on shone thing surface by infrared measurement of temperature module in real time, and judge described
Whether actual temperature is in predetermined treatment temperature range, when the actual temperature is in predetermined treatment temperature range, performs step
Rapid A-D；
When the actual temperature is higher than predetermined treatment temperature range, control circuit control constant-current source proportionally reduces output electricity
Size is flowed, sound or sound and light alarm is produced, and to the detection in real time of shone thing surface temperature and feed back；
When the actual temperature is less than predetermined treatment temperature range, control circuit control constant-current source proportionally raises output electricity
Size is flowed, and to the detection in real time of shone thing surface temperature and is fed back.
12. a kind of light intensity Automatic adjustment method of ultraviolet light therapeutic apparatus as claimed in claim 11, it is characterised in that the step
Also include step before rapid A：
A0, ultraviolet light treatment handle measure the actual temperature on shone thing surface by infrared measurement of temperature module in real time, and judge institute
State whether actual temperature is in predetermined treatment temperature range, when the actual temperature is less than predetermined treatment temperature range, control
The constant-current source of circuit control driving infrared LED lamp is detected in real time with maximum gear output current to shone thing surface temperature
And feedback；
A1, when actual temperature be higher than predetermined treatment temperature range when, control circuit control driving infrared LED lamp constant-current source stop
Output current；
A2, when actual temperature be in predetermined treatment temperature range when, control circuit control driving infrared LED lamp constant-current source stop
Output current, performs step A.
13. a kind of light intensity Automatic adjustment method of ultraviolet light therapeutic apparatus as described in right 11, it is characterised in that the step E
In when the actual temperature be less than predetermined treatment temperature range when the step of specifically include：
E1, the constant-current source of control circuit control ultraviolet source and infrared LED lamp constant-current source each proportionally rise output
Size of current, and to the detection in real time of shone thing surface temperature and feed back；Judge whether the actual temperature is in predetermined treatment
Temperature range, when the actual temperature on shone thing surface is in the predetermined treatment temperature range, control circuit control driving
The constant-current source of infrared LED lamp stops output current；When the actual temperature is higher than the predetermined treatment temperature range, control electricity
The constant-current source of road control driving infrared LED lamp and the constant-current source of driving ultraviolet source stop output current.
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