CN106390299A - Irradiator of phototherapy device - Google Patents

Abstract

The invention relates to an application structure of an LED surface array, in particular, an irradiator of a phototherapy device. According to the irradiator, the middle of a bottom plate is provided with a surface array composed four kinds of LEDs with different wavelengths, wherein lines of a first type are composed of two kinds of LEDs arranged at equal intervals in a staggered manner, and lines of a second type are composed of the other two kinds of LEDs arranged at equal intervals in a staggered manner, and the two types of lines are arranged alternately at equal intervals; the periphery of a shell is provided with electromagnets; four edges of the bottom plate are respectively provided with iron blocks; the bottom plate is limited by an elastic component group so that the bottom plate can only move forwards and backwards as well as rightwards and leftwards in the shell; the LED surface array can be powered by an external LED power source at any time through electricity conducting components; an external electromagnet power source provides power for the electromagnets; the electromagnets can attract and release the iron blocks, so that the bottom plate carries out translational movement forwards and backwards as well as rightwards and leftwards in the shell; and the emergent illumination regions of all individuals of each kind of LEDs carry out rectangular planar scanning motion, so that vacant regions which are generated due to spaced arrangement can be eliminated, and the illumination of each kind of LEDs can be uniform and dynamic.

Description

A kind of irradiator of phototherapy device

Technical field

The present invention relates in phototherapy device the face array of multiple light emitting diodes composition application structure.

Background technology

In recent years, photomedicine technology constantly develops；One of importance is using transmitting HONGGUANG and/or infrared The phototherapy device of light treats some diseases for sufferer.Clinical treatment has confirmed HONGGUANG that wavelength is 610-680 nanometer to skin Ulcer, inflammation, prurituss and myalgia have obvious therapeutic effect.With the growth of wavelength, the penetration capacity of light strengthens, phototherapy Device can produce impact to the blood in blood vessel, increase ability and the mobility that erythrocyte carries oxygen molecule, reach promoting blood circulation Curative effect.Wavelength is that the dark red light of 700-750 nanometer has obvious therapeutic effect to muscle bruise.Increase treatment light source further Wavelength, be allowed to be penetrated into muscle depths, cervical vertebra, waist (breast) vertebra and extremities joint, neck waist (breast) vertebra pain and limb can be treated Body arthralgia and old muscle bruise.

Adopting gas laser device the phototherapy device of early stage as treatment light source more.This kind of phototherapy device running voltage height, High cost, volume are big, and the limitation of popularization and application is big.For solving the above problems, Chinese invention applies for a patent description CN It is 00131114.X that 1288763A discloses patent No. application, the technical scheme of entitled " portable photon medical health care instrument ", Propose at least one semiconductor laser diode and multiple semiconductor light-emitting-diode (abbreviation LED) to be arranged on a light source board On, powered from a galvanic current source to each semiconductor laser diode on light source board and LED.Light source board can be Variously-shaped flat board, light source board is fixed on the rim strip that plastics strap or (cotton) strap are made, so that light source board is strapped in Position in need for the treatment of on human body so that each semiconductor laser diode and LED zero distance ground direct irradiation affected areas.Directly An intervalometer can be concatenated, to automatically control the persistent period of phototherapy between stream power supply and light source board.Listed by this technical scheme Embodiment in, the equal output wavelength of each LED is the HONGGUANG of 635-670 nanometer, and each semiconductor laser diode exports respectively Wavelength is a certain monochrome HONGGUANG in 635-650 nanometer or wavelength is the specified monochrome near infrared light in 808-970 nanometer range. In this embodiment, the transmission power of regulation HONGGUANG is 2-30mw, and the transmission power of near infrared light is 50-200mw.This health care The human body that instrument is located to light source board has the therapeuticing and health effects such as promoting blood circulation, antiinflammatory and analgesia, for skin ulcer, inflammation, scabies Itch and myalgia, arthralgia, the patient of neck waist (breast) vertebra pain have obvious rehabilitation and health-care effect.

The shortcoming of the technical scheme of above-mentioned patent application publication is：(1), in structure, due on light source board each LED and Each semiconductor laser diode is to be almost adjacent to the use of the state of patient skin, and the light beam that they send is respectively to make It is irradiated to affected areas with the form of point it is impossible to form the uniform irradiation face covering affected areas, the geometry of exposure light divides The uniformity of the illumination of cloth uniformity and each wavelength is all bad, and blind area phenomenon is many, has a strong impact on light treatment effect.(2), closely Research over year has shown that, is intended to reach preferably medical effect, and on phototherapy device, treatment light source should ensure that and reaches being illuminated surface The intensity (this intensity is referred to as the intensity threshold of phototherapy) of 200-300mw/cm2, on the other hand, treatment light source is being illuminated table The intensity in face not can exceed that the photo bio safety value (1w/cm2) ensureing patient safety again.Semiconductor laser diode output light is hung down The straight angle of divergence in PN junction direction is 15-40 °, and the angle of divergence parallel to PN junction direction is 6-10 °, is hardly formed uniform irradiation Face；The angle of divergence of LED output light is 90-120 °；It is easy in large area when semiconductor laser diode and LED combination use Meet in the local cell domain being formed by laser beam during intensity threshold and exceed photo bio safety value, damage.(3), with The development of semiconductor technology, the optical output power of LED improves constantly, and the scope of output wavelength also constantly extends to infrared direction, Now except centre wavelength is in the red-light LED of 630 nm, there is the dark red light in 730 nm for the centre wavelength LED, and centre wavelength emerges in 850 nm, in the near-infrared LED of 940 nm, these light emitting diodes export Wave-length coverage width, the angle of divergence of output light is 90-120 °, and new LED can substitute conventional laser two in performance completely Pole pipe, and be more suitable for the requirement to uniform irradiation in photoirradiation medical applications, its process is simple, economically more competitive.

Document is had to propose, multiple LED, with intensive face array form arrangement, can improve the intensity of outgoing photoirradiation, and Improve the uniformity of irradiation.Because the output intensity of LED is not uniform in whole spread angle range, but concentrate on more In little angular range (our referred to as this region is illumination concentration zones), in order to ensure the uniformity of illumination on plane of illumination, must Must make to have sufficiently large distance between each LED and plane of illumination, so that illumination collection on plane of illumination for the emergent light of adjacent LED Middle area adjoins each other.But, in phototherapy application, in order to improve the utilization ratio of luminous energy, need all LED as far as possible near trouble The skin of person, this just forms contradiction with the requirement of uniform irradiation.

Content of the invention

The present invention is intended to provide one kind can make multiple LED composition LED faces array irradiate uniformly when near patient skin Phototherapy device irradiator.

The technical scheme is that：A kind of irradiator of phototherapy device, the middle part setting LED face array of base plate, it is special Levy and be：This LED face array is made up of the LED of four kinds of different centre wavelengths, wherein first kind row by two kinds of LED with equal row Interval S1 alternately forms, and Equations of The Second Kind row is alternately made up of with equal row interval S1 other two LED, and this two classes row is with equal Between-line spacing S2 be arranged alternately；On any row two LED not of the same race close to each other all with two on adjacent another kind of row The length of side parallelogram arrangement relations such as the LED one-tenth not of the same race near them；It also have a housing, four electric magnet, four Individual iron block, one group of flexible member and one group of conducting element；Relative two-by-two and across distribution four electricity of ground setting on this housing Magnet, described base plate is rectangular, and its four edge parts are respectively provided with iron block corresponding with adjacent electric magnet；This group flexible member Limit this base plate only mobile around in this housing；LED face array on described base plate by this group conducting element with When obtain the power supply of external LED power supply, outside electromagnet power supply is powered to four electric magnet, respectively using electric magnet to iron block Adhesive and release, translational motion around making described base plate do to sequential loop in this housing, make each LED institute The outgoing light area having individuality eliminates, by the flat scanning motion of rectangle, the area of absence producing because of interval setting, reaches On phototherapy area shadow surface, the illumination realization of each LED is dynamically uniform；Needed with the intensity threshold that less LED realizes phototherapy Ask, and avoid exceeding photo bio safety value.

The irradiator of phototherapy device of the present invention, by four kinds of different centre wavelengths LED according to etc. length of side parallelogram Principle composition LED face array, the type of organization of this LED face array take full advantage of every LED emergent light irradiation area and Illumination concentration zones are the feature of border circular areas, make four kinds of LED Relatively centralized, and form highdensity LED face array.Suitably Determine that (this distance can use the exiting surface of LED face array and the opening of housing for the distance between LED face array and phototherapy face Size between the phototherapy face of end determined) so that it may so that the illumination concentration zones of each LED and surrounding six is adjacent The outgoing light area of LED not of the same race is adjacent, and the outgoing light area of this LED is located at the part beyond illumination concentration zones The outgoing light area of the not of the same race LED adjacent with around six produces occurs simultaneously, and carries out the reinforcement of intensity of illumination；It is possible to shape Become illumination substantially homogeneous phototherapy area static illumination face.Thus solve in phototherapy application needing all LED as far as possible near trouble The skin of person, the uneven problem of each LED static irradiation.And then, the irradiator of phototherapy device of the present invention is by being arranged on shell One group of flexible member between body and base plate limits base plate and can only move in parallel around in housing, the LED face on base plate Array obtains the power supply of external LED power supply at any time by one group of conducting element, solve base plate do two-dimension translational motion when vertical The spacing and difficult problem powered to LED so that base plate two groups of orthogonal settings electric magnet iron block to alternate adhesive and release Effect is moved with around luminous LED face array, makes the outgoing light area of each LED group pass through the flat of rectangle Surface scan motion eliminate because LED of the same race interval configuration cause static irradiation area of absence, reach phototherapy area shadow surface each The illumination of LED group is realized dynamically uniform.

In a kind of specific enforcement structure：Its that group conducting element comprises eight pieces of bus and eight electroconductive elastic sheets； Its that group flexible member comprises four upper shell fragments；The flat cylinder that described housing is square for cross section, the middle part of its inner chamber sets " returning " font inward flange；The centre position on this four wall top of housing sets Magnet storehouse respectively, installs one in each Magnet storehouse Described electric magnet；The upper surface of this four side of housing inward flange respectively installs a bus group, and each bus group is by two Bus composition described in block, a kind of this two pieces of bus LED power corresponding with the LED power of described outside respectively Counter electrode becomes electrical connection；Four side portion of described base plate lower surface respectively install an electroconductive elastic sheet group, each electroconductive elastic sheet Electroconductive elastic sheet described in two for the group forms, this two electroconductive elastic sheets respectively with corresponding a kind of LED in described LED face array In group, the respective electrode of all LED becomes electrical connection；The upper surface of this base plate is respectively mounted one in four edge part centre positions Described iron block, and inside each described iron block each install one on shell fragment；This base plate is placed on the top of this housing cavity, Corresponding bus on same side on bottom difference this inward flange of contact of two electroconductive elastic sheets of each electroconductive elastic sheet group；This lid Plate is fixed on the upper port of this housing, and on this base plate, the top of four upper shell fragments is respectively held against this cover plate；When this base plate is in this shell Around internal mobile when, the bottom of eight on this base plate electroconductive elastic sheet will therewith respectively relatively corresponding bus slide Dynamic, and will opposing cover plates slide therewith in the top of four upper shell fragments.

" returning " font inward flange of this utilization housing cavity is respectively provided with bus, and divides on the upper and lower surface of base plate Do not install the structure of shell fragment, electroconductive elastic sheet, using housing inward flange, electroconductive elastic sheet and upper shell fragment and cover plate, control base plate to exist Vertical spacing during two-dimensional movement, by corresponding bus and the relative slip of electroconductive elastic sheet, solves base plate in two-dimensional movement Dynamic power problem, reliability and ruggedness good.Four blocks of electric magnet are respectively provided at the Magnet of housing surrounding centre position evagination In storehouse, and four iron blocks are separately mounted to four edge part centre positions of base plate, make use of Magnet and iron block in attracting state When, iron block is easy to the feature slided along magnet attraction face, and one group of orthogonal electric magnet changes adhesive/release conditions, Base plate is made can easily to realize corresponding translational motion；And now the respective side edge of base plate can directly bear against housing correspondence Inwall on, realize the guiding of this movement using this inwall.Thus, need not separately set the additional guiding machine of base plate motion in housing Structure, this enforcement is simple and reasonable for structure；Advantageously reduce cost.Conducting element comprises eight pieces of bus and eight electroconductive elastic sheets, The power supply meeting four kinds of LED has the characteristics that four pairs of positive and negative electrodes, and eight pieces of bus (can also be eight electroconductive elastic sheets) are directly pacified It is contained on the inward flange of housing it is possible to the lead with outside LED power is directly configured on housing, simplify assembling work.

In another kind of specific enforcement structure：Its that group conducting element comprises eight pieces of bus and eight contacts；It That group flexible member comprise four springs；The flat cylinder that described housing is square for cross section, the middle part of its inner chamber sets " returning " word Shape inward flange；The centre position on this four wall top of housing sets Magnet storehouse respectively, described in installation one in each Magnet storehouse Electric magnet；The upper surface of this four side of housing inward flange respectively installs a bus group, and each bus group is described in two pieces Bus composition, this two pieces of bus are corresponding with a kind of LED power corresponding in the LED power of described outside electric respectively Pole becomes electrical connection；Four side portion of described base plate lower surface respectively install contact sets, and each contact sets is described in two Contact forms, this two contacts respective electrode with all LED in corresponding a kind of LED group in described LED face array respectively Become electrical connection；The upper surface of described base plate, is respectively mounted a described iron block in the centre position of four edge parts, divides in corner Gu Dinganzhuan not a spring；Described base plate is placed on the top of described housing cavity, and two contacts of each contact sets are pushed up respectively Corresponding bus on same side on this inward flange；The corner of this cover plate lower surface is to should corresponding spring on base plate Upper end is respectively provided with the lower convex platform of the upper recess of band；The upper end of each spring on this base plate is respectively inserted in the fovea superior of corresponding lower convex platform In nest；When moving around this base plate is in this housing, four on this base plate piece spring will be therewith respectively relative to this housing Do lateral swing.

" returning " font inward flange of this utilization housing cavity directly does the support of base plate two dimensional motion, in base plate and cover plate Between four springs are set, by the swing when base plate translate for each spring, the solution vertical spacing in two-dimensional movement for the base plate； By corresponding bus and the relative slip of contact, solve the problems, such as the dynamic power in two-dimensional movement for the base plate, simultaneously each spring Pressure make to have certain prestressing force between each bus and corresponding contact it is ensured that motion in power supply reliability.This Kind enforcement structure is extremely simple, and cost is especially low.Four blocks of electric magnet are respectively provided in the Magnet storehouse of housing surrounding evagination, and four Iron block is separately mounted to four edge parts of base plate, and when make use of Magnet and iron block adhesive, iron block is easy to along magnet attraction The feature slided in face, and now the respective side edge of base plate can directly bear against on the corresponding inwall of housing, real using this inwall The guiding now moving.The guiding mechanism of base plate motion need not separately be set in housing, simple and reasonable for structure；Advantageously reduce cost.Lead Electric device comprises eight pieces of bus and eight contacts, and the power supply meeting four kinds of LED has the characteristics that four pairs of positive and negative electrodes, eight pieces of conductions Bar (can also be eight contacts) is directly installed on the inward flange of housing it is possible to directly configure on housing and outside The lead of LED power, simplifies assembling work.

The irradiator of phototherapy device of the present invention, using above-mentioned structure, efficiently solves the face array of multiple LED compositions When using near phototherapy shadow surface, the problem of irradiation static state lack of homogeneity, solves simultaneously and causes because of LED of the same race interval configuration There is static irradiation area of absence problem between adjacent LED of the same race, reach the illumination in phototherapy area each LED group of shadow surface Realize dynamically uniform.The irradiator of phototherapy device of the present invention, practicality is good, is conducive to the luminous energy of efficient utilization each LED output, with Less LED realizes the intensity threshold demand of phototherapy, improves the effect of phototherapy, and avoids exceeding photo bio safety value, causes Injury, safety is good.

Brief description

Fig. 1 is the schematic layout pattern of bottom onboard led face array in the irradiator of phototherapy device of the present invention.

Fig. 2 is the lighting effect schematic diagram of part LED on plane of illumination of LED face array working condition shown in Fig. 1.

Fig. 3 is the deployed configuration schematic diagram of one embodiment of irradiator of phototherapy device of the present invention.

Fig. 4 faces up in LED outgoing for Fig. 3 embodiment the perspective view of state.

Fig. 5 is the A-A profile structure diagram of Fig. 4.

Fig. 6 is voltage waveform on four electric magnet of Fig. 3 embodiment working condition and the position of base plate and action relationships are shown It is intended to.

Fig. 7 is the deployed configuration schematic diagram of another embodiment of irradiator of phototherapy device of the present invention.

Fig. 8 faces up in LED outgoing for Fig. 7 embodiment the perspective view of state.

Fig. 9 is the B-B cross-section structure diagram of Fig. 8.

Specific embodiment

First, embodiment one

One embodiment of the irradiator of phototherapy device of the present invention uses the LED of four kinds of different centre wavelengths：The first LED's Centre wavelength is 630 nanometers (HONGGUANG)；The centre wavelength of second LED is 730 nanometers (dark red light)；The center of the third LED Wavelength is 850 nanometers (near infrared light)；The centre wavelength of the 4th kind of LED is 940 nanometers (near infrared light).Each LED is by many Individual LED of the same race forms LED group, to provide enough irradiation intensities to the face that is illuminated.Four kinds of LED groups are pacified with identical exit direction Be contained on same base plate, each LED group all becomes electrical connection in the form of all LED of the same race parallel connections, and by exportable with The LED power of the corresponding running voltage of this LED group and electric current is to the unified power supply of LED all of the same race of this LED group.

In the present embodiment, referring to Fig. 1：The middle part setting LED face array 51 of rectangular base plate 5.Wherein, the N of the first LED group (N is the positive integer more than 1) individual the first LED511 (being represented with triangle symbol) and the N number of second of second LED group LED512 (being represented with diamond symbols) alternately forms first kind row with S1 at equal intervals (S1 is as column distance)；The N of the third LED group Individual the third LED513 (being represented with rectangle symbols) with the 4th kind of LED group N number of 4th kind of LED514 (being represented with circle signs) with S1 alternately forms Equations of The Second Kind row at equal intervals.First kind row is crisscross arranged with S2 at equal intervals (S2 is as row distance) with Equations of The Second Kind row. On any row, two LED not of the same race close to each other are not all of the same race near them with two on adjacent another kind of row The length of side parallelogram arrangement relations such as LED one-tenth；In other words, in each Equations of The Second Kind row the third LED513 of first row relative to In one class row, the first LED511 of first row offsets the position of half column distance S1.That is, side-play amount S3 is the one of column distance S1 Half.So according to etc. length of side parallelogram principle configure each LED511,512,513,514 of four kinds of LED groups, can avoid Four adjacent irradiation clear areas that static state occurs between LED511,512,513,514 not of the same race.

In each first kind row and Equations of The Second Kind row in determining on LED area array row 51 during column distance S1 and row distance S2, mainly examine The single led irradiation intensity that can provide to the face that is illuminated of each LED is provided, and the intensity threshold of phototherapy.Assume four Single led in kind of LED can be Y to the irradiation intensity reckling being illuminated face offer, single led in four kinds of LED can be to quilt Irradiation intensity the maximum that irradiation face provides is Z；All LED in the rectangular area that on base plate 5, LED area array row 51 are located then should be made The numerical value of the product U of quantity M and Y be more than the intensity threshold of phototherapy；And the numerical value of M and Z product V is less than the photo bio of phototherapy Safety value.Thus by single led quantity M/4 in each LED group, the concrete numerical value of M can be estimated；Again by each LED The size of single led quantity M/4 and LED in group, and the size of the rectangular area at LED area array row 51 place, infer LED face Rational line number and columns in array 51, final deduction is by column distance S1 numerical value rational under aforementioned Distribution Pattern and row distance S2 Numerical value.

Fig. 2 illustrates the lighting effect of one of LED face array 51 local each LED on plane of illumination.Defeated according to LED Go out the angle of divergence of light, distance (i.e. LED area array row 51 and the housing 1 on base plate 5 of suitable control LED area array row 51 and plane of illumination The distance of bottom opening end face), make the outgoing light area (in figure solid line circle shown in) of each LED not of the same race with adjacent The illumination concentration zones (shown in the broken circle of in figure) of LED adjoin each other.Form illumination substantially homogeneous phototherapy area static illumination face.

For example, the third line (second first kind row) the first LED511 tertial, 5111 points of its illumination concentration zones The is not arranged with the outgoing light area 5142 of the second row (first Equations of The Second Kind row) the 4th kind of LED514 of secondary series, the second row the 3rd The outgoing light area 5132 of three kinds of LED513, the outgoing light area 5122 of second LED512 of the third line secondary series, The outgoing light area 5122 of second LED512 of three row the 4th row, the 4th kind of fourth line (second Equations of The Second Kind row) secondary series The outgoing light area 5132 of the outgoing light area 5142 of LED514 and fourth line the 3rd the third LED513 of row is adjacent Connect.The outgoing light area 5112 of the third line the first LED511 tertial respectively with the 4th kind of LED514 of the second row secondary series Outgoing light area 5142, the second row the 3rd arrange the outgoing light area 5132 of the third LED513, the third line secondary series The outgoing light area 5122 of second LED512, the third line the 4th row the outgoing light area 5122 of second LED512, The outgoing light area 5142 of the 4th kind of LED514 of fourth line secondary series and the outgoing of fourth line the 3rd the third LED513 of row Light area 5132 produces occurs simultaneously；These occur simultaneously partly to this first LED511 illumination concentration zones with the intensity of illumination of outer portion Carry out reinforcement.In the same manner, the part beyond the outgoing light area of other LED is located at illumination concentration zones is also different from around six The outgoing light area planting LED produces common factor, carries out the reinforcement of intensity of illumination；So the substantially homogeneous phototherapy of formation illumination can be crossed Area static illumination face.

In phototherapy area static illumination face, due to the outgoing light area of each LED and going out of adjacent same LED Penetrate light area all divergence, be spaced a distance, be a kind of scattered dot matrix, so in the range of phototherapy area static illumination face Substantial amounts of area of absence is all left in the outgoing light area of each LED group.This irradiator embodiment adopts housing surrounding respectively Setting electric magnet, four on base plate 5 edge part is respectively provided with iron block, and base plate 5 is arranged in housing by one group of flexible member； LED face array 51 on base plate 5 obtains the power supply of external LED power supply at any time by one group of conducting element.Control to being mutually perpendicular to Two groups relatively and across arranges the power supply of electric magnet, using electric magnet to the adhesive of iron block and release, make base plate 5 in shell The mode of translational motion around doing in vivo, promotes the outgoing light area of each the LED group flat scanning by rectangle Motion eliminates and causes static irradiation area of absence because of LED of the same race interval configuration, reaches in phototherapy area each LED group of shadow surface Illumination is realized dynamically uniform.

The composition of this irradiator, refer to Fig. 3：This irradiator, in addition to the base plate 5 with LED face array 51, also wraps Include a housing 1, four electric magnet 21,22,23,24, eight pieces of bus 311,312,321,322,331,332,341,342, Eight electroconductive elastic sheets 411,412,421,422,431,432,441,442, four iron blocks 61,62,63,64, shell fragment 71 on four groups, 72nd, 73,74, and one pieces of cover plates 9.

In conjunction with Fig. 3, referring to Fig. 4 and Fig. 5 (for the ease of observing, in Fig. 4 and Fig. 5, the direction of each part is contrary with Fig. 3). The flat cylinder that the housing 1 that plastics are made, substantially cross section are square, the middle part of its inner chamber 11 sets " returning " font inward flange 12.Shell The middle part of left wall 103 downside of body 1 is provided with the left buckle ear 131 protruding to the left.The middle part of the right wall of housing 1 104 downside be provided with to The right buckle ear 132 of right protrusion.This left buckle ear 131 and right buckle ear 132 are used for wearing bandage or pull stap, so that irradiator is interim It is fixed on the body of patient, carry out phototherapy.Before housing 1 centre position on wall 101 top be provided with forwardly convex and rear side with The front Magnet storehouse 141 that upside is opened wide, wherein fixedly mounts the first electric magnet 21.After housing 1, the interposition on wall 102 top installs Have and protrude backward and the front side rear Magnet storehouse 142 unlimited with upside, wherein fixedly mount the second electric magnet 22.Wall after housing 1 The left side on 102 tops is provided with a window fixed installation socket 16.The centre position on left wall 103 top of housing 1 is provided with to the left Protrude and the right side left Magnet storehouse 143 unlimited with upside, wherein fixedly mount the 3rd electric magnet 23.Right wall 104 top of housing 1 Centre position be provided with and protrude to the right and right Magnet storehouse 144 that left side and upside are opened wide, wherein fixedly mount the 4th electric magnet 24. The corner of housing 1 upper end respectively sets an outwardly small column 15, and each small column 15 has a vertical center Hole.

Before the upper surface fixed installation of housing 1 inward flange 12 front part, two bus 311,312 of bus group, interior Two bus 321,322 of bus group, inward flange 12 left part after the upper surface fixed installation of flange 12 rear section Upper surface fixedly mount two bus 331,332 of left bus group, the upper surface of inward flange 12 right part is installed solid Two bus 341,342 of fixed right bus group.Two bus 311,312 of front bus group and the two of rear bus group Individual bus 321,322 is parallel, two bus 341 of two bus of left bus group 331,332 and right bus group, 342 is parallel；Front bus group is perpendicular with left bus group.Eight bus 311,312,321,322,331,332,341, 342 upper surface is in the same plane.The lead-out wire of four electric magnet 21,22,23,24 respectively to corresponding electromagnetism on socket 16 Ferrum binding post becomes electrical connection.First piece of bus 311,321,331,341 in four bus groups respectively with socket 16 on The positive terminal of corresponding LED power becomes electrical connection, the second piece of bus 312,322,332,342 in four bus groups Become electrical connection with the negative terminal of corresponding LED power on socket 16 respectively.

Base plate 5 is printed circuit board (PCB).First electroconductive elastic sheet group is made up of the copper splinter 411,412 of two panels arch, their edges The front side edge fixed installation of base plate 5 lower surface, Open Side Down for this two copper splinter 411,412.With the first electroconductive elastic sheet Group is similar, and two copper splinters 421,422 of the second electroconductive elastic sheet group are along rear side edge Open Side Down the ground of base plate 5 lower surface Fixed installation, two copper splinters 431,432 of the 3rd electroconductive elastic sheet group are along left side edge Open Side Down the ground of base plate 5 lower surface Fixed installation, two copper splinters 441,442 of the 4th electroconductive elastic sheet group are along right side edge Open Side Down the ground of base plate 5 lower surface Fixed installation.

On the lower surface of base plate 5 in the region that four electroconductive elastic sheet groups are surrounded, each LED511 of four kinds of LED groups, 512, 513rd, 514 alternately scattering devices as previously mentioned, form LED area array row 51.The copper splinter 411 and first of the first electroconductive elastic sheet group The positive pole planting the first LED511 all in LED group becomes electrical connection, copper splinter 412 and the first LED of the first electroconductive elastic sheet group In group, the negative pole of the first LED511 all becomes electrical connection.The copper splinter 421 of the second electroconductive elastic sheet group and institute in second LED group The positive pole having second LED512 becomes electrical connection, all second in the copper splinter 422 of the second electroconductive elastic sheet group and second LED group The negative pole planting LED512 becomes electrical connection.In 3rd electroconductive elastic sheet group copper splinter 431 with the third LED group all the third The positive pole of LED513 becomes electrical connection, the copper splinter 432 of the 3rd electroconductive elastic sheet group and the third LED513 all in the third LED group Negative pole become electrical connection.The positive pole of all 4th kind of LED514 in copper splinter 441 and the 4th kind of LED group in 4th electroconductive elastic sheet group Become electrical connection, the copper splinter 442 of the 4th electroconductive elastic sheet group becomes to be electrically connected with the negative pole of all 4th kind of LED514 in the 4th kind of LED group Connect.

The upper surface of base plate 5, iron block 61 before the fixed installation of the middle part of front edge portion, in the fixing peace in the middle part of rear edge portion Iron block 62 after dress, fixedly mount left iron block 63 at the middle part of left edge portions, and the middle part of edge fixedly mounts right iron block 64 on the right.

The upper surface of base plate 5, the copper splinter of the two panels arch of shell fragment group in front iron block 61 rear fixed installation first 711st, 712, the opening upwards of this two copper splinter 711,712.With first on shell fragment group similar, two of shell fragment group on second The copper splinter 721,722 of opening upwards is fixedly mounted on the front of iron block 62 after base plate 5 upper surface；On 3rd, shell fragment group only has one The copper splinter 73 of individual opening upwards, it is fixedly mounted on the upper surface of base plate 5, shell fragment group on the 4th near the right of left iron block 63 The copper splinter 74 of only one of which opening upwards, it is fixedly mounted on the left of the right iron block 64 of base plate 5 upper surface.

LED area array row 51, four electroconductive elastic sheet groups, 61,62,63,64 and four upper bullets of four pieces of iron blocks are mounted with base plate 5 Piece group forms an assembly, and this assembly is placed on the top of housing 1 inner chamber 11.First copper bullet in first electroconductive elastic sheet group The upper surface of first bus 311 in bus group before the peristome contact of piece 411 downside, the second of the first electroconductive elastic sheet group The upper surface of second bus 312 in bus group before the peristome contact of individual copper splinter 412 downside.Second electroconductive elastic sheet group The peristome contact of first copper splinter 421 downside after in bus group first bus 321 upper surface, second is conductive The upper surface of second bus 322 in bus group after the peristome contact of second copper splinter 422 downside of shell fragment group.The First bus 331 in the peristome contact left electroconductive elastic sheet group of first copper splinter 431 downside of three electroconductive elastic sheet groups Upper surface, second conduction in the peristome contact left bus group of second copper splinter 432 downside of the 3rd electroconductive elastic sheet group The upper surface of bar 332.The in the peristome contact right electroconductive elastic sheet group of first copper splinter 441 downside of the 4th electroconductive elastic sheet group The upper surface of one bus 341, the right bus of peristome contact of second copper splinter 442 downside of the 4th electroconductive elastic sheet group The upper surface of second bus 342 in group.

Cover plate 9 is the flat board that plastics are made, and its outline is corresponding with the shape of the upper surface periphery of housing 1.Cover plate 9 is main Body is square, and wall outer surface corresponding with housing 1 aligns respectively at its four edges.Before the middle part of cover plate 9 leading edge sets Convex front lug 91, front lug 91 corresponding housing 1 is gone forward the opening of Magnet storehouse 141 upper end.The antemarginal middle part of cover plate 9 is convex after setting Rear lug 92, in rear lug 92 corresponding housing 1 after Magnet storehouse 142 upper end opening.The middle part of cover plate 9 left hand edge sets left convex Left lug 93, the opening of left Magnet storehouse 143 upper end in left lug 93 corresponding housing 1.The middle part of cover plate 9 right front edge sets right convex Right lug 94, the opening of right lug 94 corresponding housing 1 upper right Magnet storehouse 144 upper end.The corner of cover plate 9 respectively sets a roundlet lug 95；One vertical via is had on each roundlet lug 95, the diameter of this via is slightly larger than cylinder at housing 1 upper end corner The diameter of 15 centre bore.

Cover plate 9 is buckled in the upper port of housing 1, and four self-tapping screws are each passed through on 9 four jiaos of cover plate corresponding roundlet lug 95 Via, be locked on housing 1 in the centre bore of corresponding small column 15.Make the upper port of the main body covering housing 1 of cover plate 9, lid The front lug 91 of plate 9 covers housing 1 and goes forward the opening of Magnet storehouse 141 upper end.The rear lug 92 of cover plate 9 covers rear magnetic on housing 1 The opening of ferrum storehouse 142 upper end.The left lug 93 of cover plate 9 covers the opening of left Magnet storehouse 143 upper end on housing 1.The right side of cover plate 9 is convex Ear 94 covers the opening of housing 1 upper right Magnet storehouse 144 upper end.Each copper splinter 711 in four upper shell fragment groups on base plate 5,712, 73rd, the lower surface of the peristome difference contact cover plate 9 of 721,722,74 upper ends.

It is clear from fig. 5 that, base plate 5 needs mobile around in housing 1, four on base plate 5 conduction Each copper splinter 411,412,421,422,431,432,441,442 of shell fragment group, and each copper splinter of four upper shell fragment groups 711st, 712,721,722,73,74 will relatively corresponding bus and cover plate 9 slide respectively with base plate 5.Thus it is located at convex Before and after edge 12, the width of each bus 311,312,321,322 of both sides should be suitably larger than copper splinter in corresponding electroconductive elastic sheet group Width, this stand out at least will be equal to LED face array 51 in row distance S2.And each conduction of inward flange 12 left and right sides The width of bar 331,332,341,342 should be suitably larger than the width of copper splinter in corresponding electroconductive elastic sheet group, and this stand out at least will Equal to the column distance S1 in LED face array 51.Equally, the left and right of base plate 5 is to (bearing of trends of two class row of LED face array 51) The length of side also should than numerical value from the left and right of housing 1 inwall to the little column distance S1 of the length of side, also should be than housing 1 to the length of side before and after base plate 5 To the numerical value of the length of side little row distance S2 before and after inwall.

Outside LED drive power has four tunnel outputs, this four tunnel output socket 16 through housing 1 and four bus respectively Each bus 311,312,321,322,331,332,341,342 of group, each copper of four on base plate 5 electroconductive elastic sheet group Shell fragment 411,412,421,422,431,432,441,442 four kinds of LED group power supplies in LED face array 51 on base plate 5.

Outside solenoid actuated power supply has four tunnel outputs, and this four tunnel exports respectively through the socket 16 on housing 1 to four Electric magnet 21,22,23,24 is powered.In Fig. 6, the voltage-time coordinate in figure of the top provides the electricity of supply the first electric magnet 21 The change of pressure V1；Provide the change of the voltage V2 of supply the second electric magnet 22 in upside second voltage-time coordinate in figure：? Downside penultimate voltage-time coordinate in figure provides the change of the voltage V3 of supply the 3rd electric magnet 23；Bottom Voltage-time coordinate in figure provides the change of the voltage V4 of supply the 4th electric magnet 24.

Start original time 0 the t1 moment between, supply the first electric magnet 21 voltage V1 be 5 volts (high level, should Numerical value is changed also dependent on the needs of concrete electric magnet) and supply the second electric magnet 22 voltage V2 be 0 volt, supply the 3rd The voltage V3 of electric magnet 23 is that 5 volts of voltage V4 supplying the 4th electric magnet 24 are 0 volt, the second electric magnet 22 and the 4th electric magnet 24 do not have magnetic force, and the first electric magnet 21 holds front iron block 61 on base plate 5 and the 3rd electric magnet 23 holds the left iron block of base plate 5 63, before base plate 5 is located within housing 1-left position, referring to Fig. 3.

In the t1 moment, supply the first electric magnet 21 voltage V1 be 5 volts of voltage V2 supplying the second electric magnet 22 be 0 Volt, the voltage V3 saltus step of supply the 3rd electric magnet 23 is that 0 volt of voltage V4 saltus step supplying the 4th electric magnet 24 is 5 volts, second Electric magnet 22 and the 3rd electric magnet 23 do not have magnetic force, and the first electric magnet 21 holds front iron block 61 and the 4th electric magnet on base plate 5 The right iron block 64 of 24 attraction base plates 5, base plate 5 is located at the front side within housing 1 and moves right.

Between the t1 moment to t2 moment, the voltage V1 of supply the first electric magnet 21 supplies the second electric magnet 22 for 5 volts Voltage V2 be 0 volt, the voltage V3 of supply the 3rd electric magnet 23 is that 0 volt of voltage V4 supplying the 4th electric magnet 24 is 5 volts, the Two electric magnet 22 and the 3rd electric magnet 24 do not have magnetic force, and the first electric magnet 21 holds front iron block 61 and the 4th electromagnetism on base plate 5 Ferrum 24 holds the right iron block 64 of base plate 5, before base plate 5 is located within housing 1-right position.

In the t2 moment, supply the voltage V2 of voltage V1 saltus step to be 0 volt supply second electric magnet 22 of the first electric magnet 21 Saltus step is 5 volts, and the voltage V3 of supply the 3rd electric magnet 23 is that 0 volt of voltage V4 supplying the 4th electric magnet 24 is 5 volts, the first electricity Magnet 21 and the 3rd electric magnet 23 do not have magnetic force, and the 4th electric magnet 24 holds right iron block 64 and the second electric magnet 22 on base plate 5 Attract the rear iron block 62 of base plate 5, base plate 5 is located at the right side within housing 1 and is moved rearwards by.

Between the t2 moment to t3 moment, the voltage V1 of supply the first electric magnet 21 supplies the second electric magnet 22 for 0 volt Voltage V2 be 5 volts, the voltage V3 of supply the 3rd electric magnet 23 is that 0 volt of voltage V4 supplying the 4th electric magnet 24 is 5 volts, the One electric magnet 21 and the 3rd electric magnet 23 do not have magnetic force, and the second electric magnet 22 holds rear iron block 62 and the 4th electromagnetism on base plate 5 Ferrum 24 holds the right iron block 63 of base plate 5, and base plate 5 is located at rear-right position within housing 1.

In the t3 moment, supply the first electric magnet 21 voltage V1 be 0 volt of voltage V2 supplying the second electric magnet 22 be 5 Volt, the voltage V3 saltus step of supply the 3rd electric magnet 23 is that 5 volts of voltage V4 saltus steps supplying the 4th electric magnet 24 are 0 volt, first Electric magnet 21 and the 4th electric magnet 24 do not have magnetic force, and the second electric magnet 22 holds rear iron block 62 and the 3rd electric magnet on base plate 5 The left iron block 63 of 23 attraction base plates 5, base plate 5 is located at the rear side within housing 1 and is moved to the left.

Between the t3 moment to t4 moment, the voltage V1 of supply the first electric magnet 21 supplies the second electric magnet 22 for 0 volt Voltage V2 be 5 volts, the voltage V3 of supply the 3rd electric magnet 23 is that 5 volts of voltage V4 supplying the 4th electric magnet 24 are 0 volt, the One electric magnet 21 and the 4th electric magnet 24 do not have magnetic force, and the second electric magnet 22 holds rear iron block 62 and the 3rd electromagnetism on base plate 5 Ferrum 23 holds the left iron block 63 of base plate 5, and base plate 5 is located at rear-left position within housing 1.

In the t4 moment, supply the voltage V2 of voltage V1 saltus step to be 5 volts supply second electric magnet 22 of the first electric magnet 21 Saltus step is 0 volt, and the voltage V3 of supply the 3rd electric magnet 23 is that 5 volts of voltage V4 supplying the 4th electric magnet 24 are 0 volt, the second electricity Magnet 22 and the 4th electric magnet 24 do not have magnetic force, and the 3rd electric magnet 23 holds left iron block 63 and the first electric magnet 21 on base plate 5 Attract the front iron block 61 of base plate 5, front within to housing 1 for the base plate 5 is moved.

Between the t4 moment to t5 moment, the voltage V1 of supply the first electric magnet 21 supplies the second electric magnet 22 for 5 volts Voltage V2 be 0 volt, the voltage V3 of supply the 3rd electric magnet 23 is that 5 volts of voltage V4 supplying the 4th electric magnet 24 are 0 volt, the Two electric magnet 22 and the 4th electric magnet 24 do not have magnetic force, and the first electric magnet 21 holds front iron block 61 and the 3rd electromagnetism on base plate 5 Ferrum 23 holds the left iron block 63 of base plate 5, before base plate 5 is located within housing 1-left position.

In the t5 moment, supply the first electric magnet 21 voltage V1 be 5 volts of voltage V2 supplying the second electric magnet 22 be 0 Volt, the voltage V3 saltus step of supply the 3rd electric magnet 23 is that 0 volt of voltage V4 saltus step supplying the 4th electric magnet 24 is 5 volts, second Electric magnet 22 and the 3rd electric magnet 23 do not have magnetic force, and the first electric magnet 21 holds front iron block 61 and the 4th electric magnet on base plate 5 The right iron block 64 of 24 attraction base plates 5, base plate 5 is located at the front side within housing 1 and moves right.Obviously, this is to repeat the t1 moment Action.

Between the t5 moment to t6 moment, the voltage V1 of supply the first electric magnet 21 supplies the second electric magnet 22 for 5 volts Voltage V2 be 0 volt, the voltage V3 of supply the 3rd electric magnet 23 is that 0 volt of voltage V4 supplying the 4th electric magnet 24 is 5 volts, the Two electric magnet 22 and the 3rd electric magnet 24 do not have magnetic force, and the first electric magnet 21 holds front iron block 61 and the 4th electromagnetism on base plate 5 Ferrum 24 holds the right iron block 64 of base plate 5, before base plate 5 is located within housing 1-right position.Obviously, this is to repeat the t1 moment to t2 Action between moment.

In the t6 moment, supply the voltage V2 of voltage V1 saltus step to be 0 volt supply second electric magnet 22 of the first electric magnet 21 Saltus step is 5 volts, and the voltage V3 of supply the 3rd electric magnet 23 is that 0 volt of voltage V4 supplying the 4th electric magnet 24 is 5 volts, the first electricity Magnet 21 and the 3rd electric magnet 23 do not have magnetic force, and the 4th electric magnet 24 holds right iron block 64 and the second electric magnet 22 on base plate 5 Attract the rear iron block 62 of base plate 5, base plate 5 is located at the right side within housing 1 and is moved rearwards by.Obviously, this is to repeat the t2 moment Action.

Between the t6 moment to subsequent time, the voltage V1 of supply the first electric magnet 21 supplies the second electric magnet for 0 volt 22 voltage V2 is 5 volts, and the voltage V3 of supply the 3rd electric magnet 23 is that 0 volt of voltage V4 supplying the 4th electric magnet 24 is 5 volts, First electric magnet 21 and the 3rd electric magnet 23 do not have magnetic force, and the second electric magnet 22 holds rear iron block 62 and the 4th electricity on base plate 5 Magnet 24 holds the right iron block 63 of base plate 5, and base plate 5 is located at rear-right position within housing 1.This be repeat the t2 moment to t3 when The action carved.

Later under the control of outside solenoid actuated power supply four tunnel output, four electric magnet 21,22,23,24 and right The iron block answered go round and begin again the repetition t1 moment and its to the t5 moment action.Base plate 5 is off and in inward flange 12 and the lid of housing 1 Moved to right between plate 9, paused, then after move, then pause, then the action move to left, pause again, moving forward again and pausing again, every in Fig. 2 The square frame of one dotted line indicates the first LED511 corresponding respectively and does motion rail during above-mentioned translational motion with base plate 5 Mark.It was determined that during base plate 5 completes an above-mentioned translational motion cycle, the emergent light of each the first LED511 According to the region of the inswept rectangle in region, this rectangular area the first LED511 outgoing light area adjacent with each is inswept Rectangular area phase is connected and has part to occur simultaneously.The rectangular area that the outgoing light area of the first LED511 all is inswept is dynamically Cover whole phototherapy area.The inswept similar rectangular area in the outgoing light area of all second LED512 is dynamically covered in the same manner Cover whole phototherapy area, the inswept similar rectangular area in outgoing light area of the third LED513 all dynamically covers whole Individual phototherapy area, the inswept similar rectangular area in outgoing light area of all 4th kind of LED514 dynamically covers whole phototherapy Area.Translational motion around the present embodiment is done by base plate 5 thoroughly solves the LED face array illumination of multiple LED composition not Uniform problem,

2nd, embodiment

Four kinds of LED and the middle part in square floor 5 that another embodiment of the irradiator of phototherapy device of the present invention adopts The mode of setting LED face array 51 is identical with previous embodiment, repeats no more.

This irradiator embodiment is also adopted by housing surrounding and is respectively provided with electric magnet, and four on base plate 5 edge part sets respectively Put iron block, base plate 5 is arranged in housing by one group of flexible member；LED face array 51 on base plate 5 is by one group of conducting element Obtain the power supply of external LED power supply at any time.Control to the orthogonal two groups power supplies being oppositely arranged electric magnet, using electric magnet Adhesive to iron block and release, around so that base plate 5 is done in housing, the mode of translational motion, promotes each LED group Outgoing light area eliminates area of absence by the flat scanning motion of rectangle, reaches in each LED group of phototherapy area shadow surface Illumination realize dynamically uniform.

The composition of this irradiator, refer to Fig. 7：This irradiator, in addition to the base plate 5 with LED face array 51, also wraps Include a housing 1 ', four electric magnet 21 ', 22 ', 23 ', 24 ', eight pieces of bus 311 ', 312 ', 321 ', 322 ', 331 ', 332 ', 341 ', 342 ', eight contacts 411 ', 412 ', 421 ', 422 ', 431 ', 432 ', 441 ', 442 ', four iron blocks 61 ', 62 ', 63 ', 64 ', five springs 71 ', 72 ', 73 ', 74 ', and one piece of cover plate 9 '.

In conjunction with Fig. 7, referring to Fig. 8 and Fig. 9 (for the ease of observing, in Fig. 8 and Fig. 9, the direction of each part is contrary with Fig. 7). The flat cylinder that the housing 1 ' that plastics are made, substantially cross section are square, the middle part of its inner chamber 11 ' sets " returning " font inward flange 12 '. The lower middle side part of the left wall 103 ' of housing 1 ' and right wall 104 ' is respectively equipped with outwardly left buckle ear 131 ' and right buckle ear 132 ', to wear bandage or pull stap, irradiator being temporarily fixed on the body of patient, carrying out phototherapy.Vertical before housing 1 ' The centre position on wall 101 ' top is provided with the front Magnet storehouse 141 ' that forwardly convex and rear side is opened wide with upside, wherein fixed installation the One electric magnet 21 '.The centre position on housing 1 ' wall 102 ' top afterwards is provided with protrudes and rear magnetic that front side is opened wide with upside backward Ferrum storehouse 142 ', wherein fixedly mounts the second electric magnet 22 '.The left side on wall 102 ' top is provided with a window and fixes housing 1 ' afterwards Mounting receptacle 16 '.The centre position on the left wall 103 ' top of housing 1 ' is provided with protrudes and the right side left magnetic unlimited with upside to the left Ferrum storehouse 143 ', wherein fixedly mounts the 3rd electric magnet 23 '.The centre position on the right wall 104 ' top of housing 1 ' is provided with protrudes to the right And the right Magnet storehouse 144 ' that left side is opened wide with upside, wherein fixedly mount the 4th electric magnet 24 '.The corner of housing 1 upper end is each If an outwardly small column 15 ', each small column 15 ' has a vertical centre bore.Four electric magnet 21 ', Corresponding electric magnet binding post upper to socket 16 ' becomes electrical connection to 22 ', 23 ', 24 ' lead-out wire respectively.

Two bus 311 ', 312 ' of bus group before the upper surface fixed installation of housing 1 inward flange 12 front part, Two bus 321 ', 322 ' of bus group after the upper surface fixed installation of inward flange 12 ' rear section, inward flange 12 ' is left The upper surface of side part fixedly mounts two bus 331 ', 332 ' of left bus group, the upper table of inward flange 12 ' right part Two bus 341 ', 342 ' of fixing right bus group are installed in face.Two bus 311 ', 312 ' of front bus group with after Two bus 321 ', 322 ' of bus group are parallel, two bus 331 ', 332 ' and the right bus group of left bus group Two bus 341 ', 342 ' parallel；Front bus group is perpendicular with left bus group.Eight bus 311 ', 312 ', 321 ', 322 ', 331 ', 332 ', 341 ', 342 ' upper surface is in the same plane.Lead for first piece in four bus groups Electric bar 311 ', 321 ', 331 ', 341 ' becomes to electrically connect with the positive terminal of the upper corresponding LED power of socket 16 ' respectively, four Second piece of bus 312 ', 322 ', 332 ', 342 ' in bus group is connect with the negative pole of the upper corresponding LED power of socket 16 ' respectively Line terminals become electrical connection.

Base plate 5 is printed circuit board (PCB).Copper contact 411 ', 412 ' the composition front contact group of two, they are positioned apart from Front side edge in base plate 5 lower surface.Similar with front contact group, two copper contacts 421 ', 422 ' interval of back contact group Be arranged on the rear side edge of base plate 5 lower surface, two copper contacts 431 ', 432 ' of left contact sets are spaced apart and arranged in base plate The left side edge of 5 lower surfaces, two copper contacts 441 ', 442 ' of right contact sets are spaced apart and arranged in the right side of base plate 5 lower surface Side portion.

On the lower surface of base plate 5 in the centered region that four contact sets are surrounded, each LED511 of four kinds of LED groups, 512, 513rd, 514 alternately scattering devices as previously mentioned, form LED area array row 51.First contact 411 ' of front contact group and first The positive pole planting the first LED511 all in LED group becomes electrical connection, second contact 412 ' and the first LED group of front contact group In the first LED511 all negative pole become electrical connection.First contact 421 ' of back contact group is all with second LED group The positive pole of second LED512 becomes electrical connection, second contact 422 ' of back contact group and all second in second LED group The negative pole of LED512 becomes electrical connection.First contact 431 ' and the third LED513 all in the third LED group in left contact sets Positive pole become electrical connection, the negative pole of second contact 432 ' of left contact sets and the third LED513 all in the third LED group Become electrical connection.In right contact sets, first contact 441 ' becomes to be electrically connected with the positive pole of all 4th kind of LED514 in the 4th kind of LED group Connect, second contact 442 ' of right contact sets becomes electrical connection with the negative pole of all 4th kind of LED514 in the 4th kind of LED group.

The upper surface of base plate 5, iron block 61 ' before the fixed installation of the middle part of front edge portion, fix at the middle part of rear edge portion Iron block 62 ' after installation, fixedly mounts left iron block 63 ' at the middle part of left edge portions, and the middle part of edge fixedly mounts right ferrum on the right Block 64 '.The upper surface of base plate 5, fixedly mounts the first spring 71 ' in right anterior angle, fixedly mounts second spring 72 ' in left-front corner, Fixedly mount the 3rd spring 73 ' in left rear corner, fixedly mount the 4th spring 74 ' in right relief angle, in middle position fixed installation the Five springs 75 '.

Be mounted with LED area array row 51, each contact of four contact sets 411 ', 412 ', 421 ', 422 ', 431 ', 432 ', 441 ', 442 ', the base plate 5 of four pieces of iron blocks 61 ', 62 ', 63 ', 64 ' and five springs 71 ', 72 ', 73 ', 74 ', 75 ', it is placed on The top of housing 1 ' inner chamber 11 '.First bus 311 ' in bus group before first contact 411 ' contact in front contact group Upper surface, the upper surface of second bus 312 ' in bus group before second contact 412 ' contact of front contact group.Afterwards The upper surface of first bus 321 ' in bus group after first contact 421 ' contact of contact sets, the second of back contact group The upper surface of second bus 322 ' in bus group after the contact of individual contact 422 '.First contact 431 ' top of left contact sets The upper surface of first bus 331 ' in left electroconductive elastic sheet group, the left bus of second contact 432 ' contact of left contact sets The upper surface of second bus 332 ' in group.First in the right electroconductive elastic sheet group of first contact 441 ' contact of right contact sets The upper surface of bus 341 ', second bus 342 ' in the right bus group of second contact 442 ' contact of right contact sets Upper surface.

Cover plate 9 ' is the flat board that plastics are made, and its outline is corresponding with the shape of the upper surface periphery of housing 1 '.Cover plate 9 ' main bodys are square, and wall outer surface corresponding with housing 1 ' aligns respectively at its four edges.In cover plate 9 ' leading edge Portion sets the front lug 91 ' of lordosis, and front lug 91 ' corresponding housing 1 ' is gone forward the opening of Magnet storehouse 141 ' upper end.Cover plate 9 ' back edge Middle part set after convex rear lug 92 ', the opening of Magnet storehouse 142 ' upper end after rear lug 92 ' corresponding housing 1 ' is upper.Cover plate 9 ' is left The middle part at edge sets left convex left lug 93 ', the opening of the upper left Magnet storehouse 143 ' upper end of left lug 93 ' corresponding housing 1 '.Cover plate The middle part of 9 ' right front edge sets right convex right lug 94 ', the opening of right lug 94 ' corresponding housing 1 ' upper right Magnet storehouse 144 ' upper end. The corner of cover plate 9 ' respectively sets a roundlet lug 95 '；One vertical via is had on each roundlet lug 95 ', this via Diameter is slightly larger than the diameter of the centre bore of cylinder 15 ' at housing 1 ' upper end corner.

Convex under the upper recess of upper end setting band of the first spring 71 ' on the corresponding base plate 5 of right anterior angle of cover plate 9 ' lower surface Platform 961 ', the lower convex platform of the upper recess of upper end setting band of the second spring 72 ' on the corresponding base plate 5 of left-front corner of cover plate 9 lower surface 962’；The lower convex platform of the upper recess of three spring 73 ' setting band on the corresponding base plate 5 of the left rear corner of cover plate 9 lower surface；Under cover plate 9 ' The lower convex platform of the upper recess of four spring 74 ' setting band on the corresponding base plate 5 of right relief angle on surface.The central authorities of cover plate 9 ' lower surface are right Answer the lower convex platform 965 ' of the upper recess of upper end setting band of the 5th spring 75 ' on base plate 5.

Cover plate 9 ' is buckled in the upper port of housing 1 ', makes the upper end of five springs 71 ', 72 ', 73 ', 74 ', 75 ' on base plate 5 It is respectively inserted in the upper recess of corresponding lower convex platform.Four self-tapping screws are each passed through on cover plate 9 ' corner corresponding roundlet lug 95 ' Via, be locked in the centre bore of the upper corresponding small column 15 ' of housing 1 '.Make the upper end of the main body covering housing 1 ' of cover plate 9 ' Mouthful, four lugs 91 ', 92 ', 93 ', 94 ' of cover plate 9 ' cover the opening of the upper corresponding Magnet storehouse upper end of housing 1 ' respectively.

To (bearing of trends of two class row of LED face array 51), the length of side should be than the left and right of housing 1 ' inwall for the left and right of base plate 5 To the numerical value of the length of side little column distance S1, before and after base plate 5 to the length of side should than before and after housing 1 ' inwall to the little row distance S2 of the length of side Numerical value.It is clear from fig. 9 that, under the pushing effect of five springs 71 ', 72 ', 73 ', 74 ', 75 ', four on base plate 5 Each contact 411 ', 412 ', 421 ', 422 ', 431 ', 432 ', 441 ', 442 ' of individual contact sets pushes against the inward flange of housing 1 ' respectively Corresponding bus in 12 ' upper four bus groups.When moving around base plate 5 is in housing 1, five on base plate 5 piece Spring 71 ', 72 ', 73 ', 74 ', 75 ' will do lateral swing relative to housing 1 ' respectively with base plate 5.Four contacts on base plate 5 Each contact 411 ', 412 ', 421 ', 422 ', 431 ', 432 ', 441 ', 442 ' of group is respectively relative on the inward flange 12 ' of housing 1 ' In four bus groups, corresponding bus slides.

Similar to previous embodiment, under the control of outside solenoid actuated power supply four tunnel output, four electric magnet 21 ', 22 ', 23 ', 24 ' go round and begin again repetition t1 moment and its action to the t5 moment with corresponding iron block.Base plate 5 exists off and on Above the inward flange 12 ' of housing 1 ', the inwall along housing 1 ' is moved to right, and pauses, then after move, then pause, then move to left, stop again , the action that moves forward again and pause again, during base plate 5 completes an above-mentioned translational motion cycle, each the first The region of the inswept rectangle in outgoing light area of LED511, the first the LED511 outgoing adjacent with each of this rectangular area The rectangular area phase that light area is inswept is connected and has part to occur simultaneously.The outgoing light area of the first LED511 all is inswept Rectangular area dynamically covers whole phototherapy area.The inswept similar square in the outgoing light area of all second LED512 in the same manner Cover whole phototherapy area, the inswept similar rectangular area in outgoing light area of the third LED513 all shape regional dynamics Dynamically cover whole phototherapy area, the inswept similar rectangular area in outgoing light area of all 4th kind of LED514 is dynamically Cover whole phototherapy area.

One deformation of the present embodiment, using five springs as conducting element；And do not use bus group and contact sets.If A kind of right with LED face array 51 on base plate 5 respectively in the lower end of 5 four jiaos of that four springs 71 ', 72 ', 73 ', 74 ' of base plate The positive pole of the LED answering becomes electrical connection, and the negative pole of the spring 75 ' and four kinds of LED on base plate 5 that are located at base plate 5 central authorities becomes electrical connection.? Conducting strip is fixedly mounted respectively in the upper recess of five lower concave stations of cover plate 9 '.Leading in the lower convex platform of cover plate 9 ' lower surface corner Electric piece passes through wire respectively and becomes electrical connection with the positive terminal of the upper corresponding LED power of the socket 16 ' on housing 1 '.Cover plate 9 ' Conducting strip in lower surface central authorities lower convex platform passes through the negative terminal of the upper four kinds of LED power of socket 16 ' on wire and housing 1 ' Terminal becomes electrical connection.In the mark in the orientation of cover plate 9 ' setting instruction, when cover plate 9 ' is buckled in housing 1 ' by the orientation according to mark Upper port, the upper end of five on base plate 5 piece spring 71 ', 72 ', 73 ', 74 ', 75 ' is respectively inserted in the upper recess of corresponding lower convex platform Interior, and prop up conducting strip therein；The LED face array 51 on base plate 5 can also be made to obtain the power supply of external LED power supply at any time. The cost of do so is to need between the socket 16 ' on housing 1 ' and cover plate 9 ' to arrange wire.This will make assembly work become multiple It is miscellaneous,

The above, only present pre-ferred embodiments, the scope of present invention enforcement, skill under this invention are not limited with this Equivalence changes and modification that art scheme and description are made, all should belong to the scope that the present invention covers.

Claims (3)

1. a kind of irradiator of phototherapy device, base plate middle part setting LED face array it is characterised in that：This LED face array is by four Plant the LED composition of different centre wavelengths, wherein first kind row is alternately made up of with equal row interval S1 two kinds of LED, second Class row is alternately made up of with equal row interval S1 other two LED, and this two classes row is arranged alternately with equal between-line spacing S2；Appoint In a line two LED not of the same race close to each other all with two on the adjacent another kind of row LED not of the same race near them The length of side parallelogram arrangement relations such as one-tenth；It also have a housing, four electric magnet, four iron blocks, one group of flexible member and One group of conducting element；Relative two-by-two and across distribution four electric magnet of ground setting on this housing, described base plate is rectangular, it Four edge parts be respectively provided with iron block corresponding with adjacent electric magnet；This group flexible member limits this base plate in this housing only Can be mobile around；LED face array on described base plate obtains the confession of external LED power supply at any time by this group conducting element Electricity, outside electromagnet power supply is powered to four electric magnet respectively, using electric magnet to the adhesive of iron block and release, makes described bottom Plate do to sequential loop in this housing around translational motion, so that all individual outgoing light areas of each LED is led to The flat scanning motion crossing rectangle eliminates the area of absence producing because of interval setting, reaches on phototherapy area shadow surface each The illumination of LED is realized dynamically uniform；Realize the intensity threshold demand of phototherapy with less LED, and avoid exceeding photo bio peace Total head.

2. a kind of phototherapy device according to claim 1 irradiator it is characterised in that：Its that group conducting element comprises Eight pieces of bus and eight electroconductive elastic sheets；Its that group flexible member comprises four upper shell fragments；Described housing is in side for cross section The flat cylinder of shape, the middle part of its inner chamber sets " returning " font inward flange；The centre position on this four wall top of housing sets Magnet respectively Storehouse, the electric magnet described in installation one in each Magnet storehouse；The each installation of the upper surface of this four side of housing inward flange one is led Electric bar group, each bus group bus described in two pieces forms, this two pieces of bus LED electricity with described outside respectively On source, a kind of counter electrode of corresponding LED power becomes electrical connection；Four side portion of described base plate lower surface are each to install one Electroconductive elastic sheet group, each electroconductive elastic sheet group electroconductive elastic sheet described in two forms, this two electroconductive elastic sheets respectively with described In corresponding a kind of LED group in the array of LED face, the respective electrode of all LED becomes electrical connection；The upper surface of this base plate is on four sides Edge centre position is respectively mounted a described iron block, and inside each described iron block each install one on shell fragment；This bottom Plate is placed on the top of this housing cavity, same on bottom difference this inward flange of contact of two electroconductive elastic sheets of each electroconductive elastic sheet group Corresponding bus on one side；This cover plate is fixed on the upper port of this housing, the top difference of four upper shell fragments on this base plate Prop up this cover plate；Around this base plate is in this housing mobile when, the bottom of eight on this base plate electroconductive elastic sheet will be with Corresponding bus relatively respectively slide, and will opposing cover plates slide therewith in the tops of four upper shell fragments.

3. a kind of phototherapy device according to claim 1 irradiator it is characterised in that：Its that group conducting element comprises Eight pieces of bus and eight contacts；Its that group flexible member comprises four springs；Described housing for cross section be square flat Cylinder, the middle part of its inner chamber sets " returning " font inward flange；The centre position on this four wall top of housing sets Magnet storehouse respectively, each Electric magnet described in installing one in Magnet storehouse；The upper surface of this four side of housing inward flange respectively installs a bus group, Each bus group bus described in two pieces forms, and this two pieces of bus are right with the LED power of described outside respectively A kind of counter electrode of the LED power answered becomes electrical connection；Four side portion of described base plate lower surface respectively install contact sets, Contact described in two for each contact sets forms, this two contacts respectively with corresponding a kind of LED in described LED face array In group, the respective electrode of all LED becomes electrical connection；The upper surface of described base plate, is respectively mounted in the centre position of four edge parts One described iron block, fixedly mounts a spring respectively in corner；Described base plate is placed on the top of described housing cavity, each tactile Corresponding bus on same side on two contacts difference this inward flanges of contact of point group；The corner of this cover plate lower surface corresponds to On this base plate, the upper end of corresponding spring is respectively provided with the lower convex platform of the upper recess of band；The upper end of each spring on this base plate is respectively It is inserted in the upper recess of corresponding lower convex platform；When moving around this base plate is in this housing, four on this base plate piece spring Done lateral swing relative to this housing respectively therewith.