CN106390299B - A kind of irradiator of phototherapy device - Google Patents

Abstract

A kind of irradiator of phototherapy device of the present invention, is related to the application structure of LED area array row.The face array being made of four kinds of different wave length LED is arranged in the irradiator, the middle part of bottom plate, and wherein first kind row by two kinds of LED alternately to form at equal intervals, and the second class row by other two LED alternately to form at equal intervals, this two classes row to be arranged alternately at equal intervals；Shell surrounding sets electromagnet respectively, and four edge parts of bottom plate set iron block respectively, and it is only mobile around in shell to limit bottom plate with elastic element group；The faces LED array obtains the power supply of external LED power supply by conducting element group at any time, and external electromagnet power supply is powered to each electromagnet respectively；Translational motion around electromagnet does the actuation of iron block with order for discharge bottom plate in shell, the flat scanning movement that the outgoing light area of all individuals of each LED passes through rectangle is set to eliminate the area of absence generated by interval setting, the illumination dynamic for reaching each LED is uniform.

Description

A kind of irradiator of phototherapy device

Technical field

The present invention relates to the application structures of the face array of multiple light emitting diode compositions in phototherapy device.

Background technology

In recent years, photomedicine technology continues to develop；One of importance is to utilize transmitting feux rouges and/or infrared The phototherapy device of light is that sufferer treats certain diseases.Clinical treatment has confirmed the feux rouges that wavelength is 610-680 nanometers to skin Ulcer, inflammation, itch and myalgia have apparent therapeutic effect.With the growth of wavelength, the penetration capacity of light enhances, phototherapy Device can have an impact the blood in blood vessel, increase ability and mobility that red blood cell carries oxygen molecule, reach promoting blood circulation Curative effect.Wavelength is 700-750 nanometers of dark red light has apparent therapeutic effect to muscle bruise.Further increase treatment light source Wavelength, be allowed to be penetrated into muscle depths, cervical vertebra, waist (chest) vertebra and extremities joint, neck waist (chest) vertebra pain and limb can be treated Body arthralgia and oldness muscle bruise.

The phototherapy device of early stage mostly uses gas laser device as treatment light source.This kind of phototherapy device operating voltage height, It is of high cost, volume is big, the limitation of popularization and application is big.To solve the above problems, Chinese invention applies for a patent specification CN 1288763A disclose patent No. application be 00131114.X, the technical solution of entitled " portable photon medical health care instrument ", It proposes at least one semiconductor laser diode and multiple semiconductor light-emitting-diodes (abbreviation LED) being mounted on a light source board On, from each semiconductor laser diode of the stable DC source on light source board and LED power supplies.Light source board can be Variously-shaped tablet, light source board is fixed on rim strip made of plastic cloth band or (cotton) strap, so that light source board to be strapped in Position in need for the treatment of on human body so that each semiconductor laser diode and LED zero distances ground direct irradiation affected areas.Directly A timer can be concatenated between galvanic electricity source and light source board, to automatically control the duration of phototherapy.Listed by the technical solution Embodiment in, each equal output wavelengths of LED are 635-670 nanometers of feux rouges, and each semiconductor laser diode exports respectively Wavelength is a certain monochromatic feux rouges in 635-650 nanometers or wavelength is specified monochromatic near infrared light in 808-970 nanometer ranges. Provide that the transmission power of feux rouges is 2-30mw in the embodiment, the transmission power of near infrared light is 50-200mw.The health care Instrument has the therapeuticing and health effects such as promoting blood circulation, anti-inflammatory and analgesia to the human body where light source board, for skin ulcer, inflammation, scabies Itch and myalgia, arthralgia, neck waist (chest) vertebra pain patient have apparent rehabilitation and health-care effect.

The shortcomings that technical solution of above-mentioned patent application publication is：(1), in structure, due on light source board each LED and Each semiconductor laser diode is used with the state for being almost adjacent to patient skin, and the light beam that they send out is respectively to make It is irradiated to affected areas with the form of point, the uniform irradiation face of covering affected areas, the geometry point of exposure light cannot be formed The uniformity of the illumination of cloth uniformity and each wavelength is all bad, and blind area phenomenon is more, seriously affects light treatment effect.(2), closely Research over year has shown that, is intended to reach preferable medical effect, and treatment light source should ensure that and reach being illuminated surface on phototherapy device The intensity (this intensity is referred to as the intensity threshold of phototherapy) of 200-300mw/cm2, on the other hand, treatment light source are being illuminated table The intensity in face is again no more than the photo-biological safety value (1w/cm2) for ensureing patient safety.Semiconductor laser diode output light is hung down It it is directly 15-40 ° in the angle of divergence in PN junction direction, the angle of divergence for being parallel to PN junction direction is 6-10 °, is hardly formed uniform irradiation Face；The angle of divergence of LED output lights is 90-120 °；Semiconductor laser diode is with LED combination in use, being easy in large area It is more than photo-biological safety value in the local cell domain formed by laser beam when meeting intensity threshold, damages.(3), with The optical output power of the development of semiconductor technology, LED is continuously improved, and the range of output wavelength also constantly extends to infrared direction, Red-light LED in addition to centre wavelength near 630 nanometers now has had dark red light of the centre wavelength near 730 nanometers LED and centre wavelength emerge in the 850 nanometers neighbouring, near-infrared LED near 940 nanometers, the output of these light emitting diodes Wave-length coverage is wide, and the angle of divergence of output light is 90-120 °, and novel LED can substitute previous laser two completely in performance Pole pipe, and it is more suitable for the requirement in light irradiation medical applications to uniform irradiation, it is simple for process, economically more competitive.

There are document proposition, multiple LED to be arranged in the form of intensive face array, the intensity of emergent light irradiation can be improved, and Improve the uniformity of irradiation.Since the output intensity of LED is not uniform in entire spread angle range, but concentrate on more It, must in order to ensure the uniformity of illumination on plane of illumination in small angular range (referred to as the region is illumination concentration zones for we) Each LED must be made to have at a distance from sufficiently large between plane of illumination, so that illumination collection of the emergent light of adjacent LED on plane of illumination Middle area adjoins each other.But in phototherapy application, in order to improve the utilization ratio of luminous energy, need all LED as close to trouble The skin of person, this just forms contradiction with the requirement of uniform irradiation.

Invention content

The present invention is intended to provide one kind can make irradiation when close to patient skin of a variety of LED composition LED face arrays uniform Phototherapy device irradiator.

The technical scheme is that：A kind of irradiator of phototherapy device, the middle part faces the setting LED array of bottom plate are special Sign is：The faces the LED array is made of the LED of four kinds of different centre wavelengths, wherein first kind row by two kinds of LED with equal row Interval S1 is alternately formed, and the second class row is alternately made of other two LED with equal row interval S1, 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 with two on adjacent another kind of row most Close to their LED not of the same race at etc. length of sides parallelogram arrangement relationship；There are one shell, four electromagnet, four for it A iron block, one group of elastic element and one group of conducting element；Four electricity are arranged in opposite and across distribution ground two-by-two on the shell Magnet, the bottom plate is rectangular, and iron block corresponding with adjacent electromagnet is respectively set in its four edge parts；This group of elastic element It is only mobile around in the shell to limit the bottom plate；The faces LED array on the bottom plate by this group of conducting element with When obtain the power supply of external LED power supply, external electromagnet power supply is powered to four electromagnet respectively, using electromagnet to iron block Actuation and release, enable bottom plate sequence translational motion around cyclically do in the shell, make each LED institute There is the outgoing light area of individual to eliminate the area of absence generated by interval setting by the flat scanning movement of rectangle, reaches The illumination of each LED realizes that dynamic is uniform on phototherapy area shadow surface；Realize that the intensity threshold of phototherapy needs with less LED It asks, and avoids exceeding photo-biological safety value.

The irradiator of phototherapy device of the present invention, by four kinds of different centre wavelengths LED according to etc. length of sides parallelogram Principle forms LED faces array, the organizational form of this faces LED array take full advantage of every LED emergent light irradiation area and The characteristics of illumination concentration zones are border circular areas makes four kinds of LED Relatively centralizeds, and forms the highdensity faces LED array.Suitably Determine that (distance can use the opening of the light-emitting surface and shell of the faces LED array for the distance between the faces LED array and phototherapy face End --- the size between phototherapy face is determined), so that it may so that the illumination concentration zones of each LED and surrounding six are adjacent The outgoing light area of LED not of the same race is adjacent, and the outgoing light area of the LED is located at the part other than illumination concentration zones The outgoing light area of adjacent LED not of the same race generates intersection with around six, carries out the reinforcement of intensity of illumination；So being capable of shape At the substantially homogeneous phototherapy area static illumination face of illumination.Need all LED as close to trouble to solve in phototherapy application The skin of person, each non-uniform problem of LED static irradiations.In turn, the irradiator of phototherapy device of the present invention is by being arranged in shell One group of elastic element limitation bottom plate between body and bottom plate can only around move in parallel in shell, the faces LED on bottom plate Array obtains the power supply of external LED power supply by one group of conducting element at any time, solve bottom plate do it is vertical when two-dimension translational movement Limit and the problem powered to LED so that electromagnet-iron block of bottom plate orthogonal setting at two groups is to being alternately attracted and discharging Effect is mobile around with the luminous faces LED array, and the outgoing light area of each LED group is made to pass through the flat of rectangle Surface scan movement eliminate because the intervals LED of the same race configure caused by static irradiation area of absence, reach phototherapy area shadow surface each The illumination of LED groups realizes that dynamic is uniform.

In a kind of specific implementation structure：Its that group of conducting element includes eight pieces of conductive bars and eight electroconductive elastic sheets； Its that group of elastic element includes four upper shrapnels；The shell is the flat cylinder that cross section is square, and is set in the middle part of inner cavity " returning " font inward flange；The centre position on the four wall top of shell sets magnet storehouse respectively, and one is installed in each magnet storehouse The electromagnet；A conductive bar group is respectively installed in the upper surface of four sides of shell inward flange, and each conductive bar group is by two Conductive bar composition described in block, a kind of this two pieces of conductive bars corresponding in the LED power of outside LED power respectively Counter electrode is at electrical connection；Four side portions of the bottom plate lower surface respectively install an electroconductive elastic sheet group, each electroconductive elastic sheet Group is made of the electroconductive elastic sheet described in two, the two electroconductive elastic sheets respectively with corresponding a kind of LED in the faces the LED array The respective electrode of all LED is at electrical connection in group；One is installed respectively in four edge parts centre position in the upper surface of the bottom plate The iron block, and a upper shrapnel is respectively installed on the inside of each described iron block；The bottom plate is placed on the top of the housing cavity, Corresponding conductive bar on same side on the lower part difference contact of two electroconductive elastic sheets of each electroconductive elastic sheet group inward flange；The lid Plate is fixed on the upper port of the shell, and the top of four upper shrapnels is respectively held against the cover board on the bottom plate；When the bottom plate is in the shell When mobile around in vivo, eight electroconductive elastic sheets on the bottom plate lower part will relatively corresponding conductive bar be slided respectively therewith It is dynamic, and the top of four upper shrapnels opposing cover plates will be slided therewith.

Conductive bar is respectively set in this " returning " font inward flange using housing cavity, and on the upper and lower surface of bottom plate point The structure for not installing shrapnel, electroconductive elastic sheet, using shell inward flange, electroconductive elastic sheet and upper shrapnel and cover board, control bottom plate exists Vertical spacing when two-dimensional movement solves bottom plate in two-dimensional movement by the opposite sliding of corresponding conductive bar and electroconductive elastic sheet Dynamic power problem, reliability and durability are good.Four blocks of electromagnet are respectively provided at the magnet of shell surrounding centre position evagination In storehouse, and four iron blocks are separately mounted to four edge parts centre position of bottom plate, and magnet is utilized with iron block in attracting state When, iron block is easy to be attracted the characteristics of face is slided along magnet, and orthogonal one group of electromagnet changes actuation/release conditions, Bottom plate is set easily to realize corresponding translational motion；And the respective side edge of bottom plate can directly bear against shell correspondence at this time Inner wall on, the guiding of this movement is realized using the inner wall.Thus, the additional guiding machine moved in shell without separately setting bottom plate Structure, this implementation are simple and reasonable for structure；Advantageously reduce cost.Conducting element includes eight pieces of conductive bars and eight electroconductive elastic sheets, The power supply for meeting four kinds of LED has the characteristics of four pairs of positive and negative electrodes, eight pieces of conductive bars (can also be eight electroconductive elastic sheets) directly to pacify On the inward flange of shell, so that it may to configure the lead with external LED power directly on shell, simplify assembling work.

In another specific implementation structure：Its that group of conducting element includes eight pieces of conductive bars and eight contacts；It That group of elastic element include four springs；The shell is the flat cylinder that cross section is square, and " returning " word is set in the middle part of inner cavity Shape inward flange；The centre position on the four wall top of shell sets magnet storehouse respectively, is installed described in one in each magnet storehouse Electromagnet；A conductive bar group is respectively installed in the upper surface of four sides of shell inward flange, and each conductive bar group is described in two pieces Conductive bar composition, this two pieces of conductive bars respectively in the LED power of the outside a kind of corresponding LED power it is corresponding electric Pole is at electrical connection；Four side portions of the bottom plate lower surface respectively install a contact sets, and each contact sets are described in two Contact forms, the two contacts respectively in a kind of LED groups corresponding in the faces the LED array all LED respective electrode At electrical connection；An iron block is installed in the upper surface of the bottom plate respectively in the centre position of four edge parts, in quadrangle point It Gu Dinganzhuan not a spring；The bottom plate is placed on the top of the housing cavity, and two contacts of each contact sets are pushed up respectively To corresponding conductive bar on same side on the inward flange；The quadrangle of the cover board lower surface corresponds to corresponding spring on the bottom plate The lower convex platform for taking recess is respectively set in upper end；The upper end of each spring on the bottom plate is respectively inserted in the fovea superior of corresponding lower convex platform In nest；When the bottom plate is mobile around in the shell, four springs on the bottom plate will be therewith respectively with respect to the shell Do lateral swing.

This support that bottom plate two dimensional motion is directly done using " returning " the font inward flange of housing cavity, in bottom plate and cover board Between four springs are set, pass through swing of each spring when bottom plate translate, vertical spacing of the solution bottom plate in two-dimensional movement； By the opposite sliding of corresponding conductive bar and contact, dynamic power of the bottom plate in two-dimensional movement, while each spring are solved the problems, such as Pressure make have certain prestressing force between each conductive bar and corresponding contact, it is ensured that the reliability powered in movement.This Kind implementation structure is extremely simple, and cost is especially low.Four blocks of electromagnet are respectively provided in the magnet storehouse of shell surrounding evagination, and four Iron block is separately mounted to four edge parts of bottom plate, and when magnet is utilized with iron block actuation, iron block is easy to be attracted along magnet The characteristics of face is slided, and the respective side edge of bottom plate can be directly born against on the corresponding inner wall of shell at this time, utilize inner wall reality The guiding now moved.The guiding mechanism moved in shell without separately setting bottom plate, it is simple and reasonable for structure；Advantageously reduce cost.It leads Electric device includes eight pieces of conductive bars and eight contacts, and the power supply for meeting four kinds of LED has the characteristics of four pairs of positive and negative electrodes, eight pieces of conductions Item (can also be eight contacts) is directly installed on the inward flange of shell, so that it may to be configured directly on shell and outside The lead of LED power simplifies assembling work.

The irradiator of phototherapy device of the present invention efficiently solves the face array of a variety of LED compositions using above-mentioned structure The problem of static lack of homogeneity being irradiated when being used close to phototherapy shadow surface, while solving caused by the intervals LED of the same race configure There are problems that static irradiation area of absence between adjacent LED of the same race, reaches the illumination in each LED group of phototherapy area shadow surface Realize that dynamic is uniform.The irradiator of phototherapy device of the present invention, practicability is good, is conducive to the luminous energy efficiently exported using each LED, with Less LED realizes the intensity threshold demand of phototherapy, improves the effect of phototherapy, and avoid exceeding photo-biological safety value, cause Injury, safety are good.

Description of the drawings

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

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

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

Fig. 4 is the dimensional structure diagram that Fig. 3 embodiments are emitted face-up state in LED.

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

Fig. 6 is that the position of the voltage waveform and bottom plate on four electromagnet of Fig. 3 embodiments working condition and action relationships are shown It is intended to.

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

Fig. 8 is the dimensional structure diagram that Fig. 7 embodiments are emitted face-up state in LED.

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

Specific implementation mode

One, embodiment one

Irradiator one embodiment 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 (feux rouges)；The centre wavelength of second of LED is 730 nanometers (dark red light)；The center of the third LED Wavelength is 850 nanometers (near infrared lights)；The centre wavelength of 4th kind of LED is 940 nanometers (near infrared lights).Each LED is by more A LED of the same race forms LED groups, to provide enough irradiation intensities to the face of being illuminated.Four kinds of LED groups are pacified with identical exit direction On same bottom plate, each LED group is all made of the form of all LED parallel connections of the same race into electrical connection, and by it is exportable with All LED of the same race of the corresponding operating voltage of LED groups and the LED power of electric current to this LED groups are unified to power.

In the present embodiment, referring to Fig. 1：The middle part faces the setting LED array 51 of rectangular base plate 5.Wherein, the N of the first LED group N number of second of (N be more than 1 positive integer) the first a LED511 (being indicated with triangle symbol) and second LED group LED512 (being indicated with diamond symbols) alternately forms first kind row using S1 at equal intervals (S1 is column distance)；The N of the third LED group The third a LED513 (being indicated with rectangle symbols) and the N number of 4th kind of LED514 (being indicated with circle signs) of the 4th kind of LED group with S1 alternately forms the second class row at equal intervals.First kind row is staggered with the second class row using S2 at equal intervals (S2 is row distance). Two LED not of the same race close to each other are not with two on adjacent another kind of row near the of the same race of them on any row LED at etc. length of sides parallelogram arrangement relationship；In other words, in each second class row the third LED513 of first row with respect to The first LED511 of first row deviates the position of half of column distance S1 in a kind of row.That is, offset S3 is the one of column distance S1 Half.So according to etc. length of sides parallelogram principle configure each LED511,512,513,514 of four kinds of LED groups, can be to avoid Occurs static irradiation clear area between four adjacent LED511,512,513,514 not of the same race.

It is mainly examined when column distance S1 and row distance S2 in each first kind row and the second class row in determining on LED area array row 51 The intensity threshold of the single led irradiation intensity and phototherapy that can be provided to the face that is illuminated of each LED is provided.Assuming that four The single led irradiation intensity reckling that can be provided to the face that is illuminated is Y in kind of LED, it is 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 on bottom plate 5 where LED area array row 51 should then be made Quantity M and Y product U numerical value be more than phototherapy intensity threshold；And the numerical value of M and Z products V is less than the photo-biological of phototherapy Safety value.To which by quantity M/4 single led in each LED group, the concrete numerical value of M can be estimated；Again by each LED The size of the rectangular area at 51 place of the size of single led quantity M/4 and LED and LED area array row, infers the faces LED in group Rational line number and columns in array 51, it is final to infer by rational column distance S1 numerical value and row distance S2 under aforementioned Distribution Pattern Numerical value.

Fig. 2 shows the lighting effects of part each LED on plane of illumination in the faces LED array 51.It is defeated according to LED The angle of divergence of light extraction, suitable control LED area array row 51 (LED area array row 51 and shell 1 i.e. on bottom plate 5 at a distance from 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 with it is adjacent not of the same race The illumination concentration zones of LED adjoin each other (shown in the circle of dotted line in figure).Form the substantially homogeneous phototherapy area static illumination face of illumination.

For example, the third line (second first kind row) the first tertial LED511, its illumination concentration zones 5111 are divided Is not arranged with the outgoing light area 5142 of the second row (first the second class row) the 4th kind of LED514 of secondary series, the second row third The outgoing light area 5132 of three kinds of LED513, the outgoing light area 5122 of second of LED512 of the third line secondary series, the The outgoing light area 5122 of second of LED512 of three rows the 4th row, fourth line (second the second class row) the 4th kind of secondary series The outgoing light area 5132 that the outgoing light area 5142 of LED514 and fourth line third arrange the third LED513 is adjacent It connects.The outgoing light area 5112 of the first tertial LED511 of the third line respectively with the 4th kind of LED514 of the second row secondary series Outgoing light area 5142, the second row third arrange the outgoing light area 5132 of the third LED513, the third line secondary series The outgoing light area 5122 for second of LED512 that the outgoing light area 5122 of second of LED512, the third line the 4th arrange, The outgoing light area 5142 of the 4th kind of LED514 of fourth line secondary series and fourth line third arrange the outgoing of the third LED513 Light area 5132 generates intersection；These intersection parts are to the first LED511 illumination concentration zones with the intensity of illumination of outer portion Reinforcement is carried out.Similarly, the outgoing light area of other LED be located at the part other than illumination concentration zones also with six differences around The outgoing light area of kind LED generates intersection, carries out the reinforcement of intensity of illumination；So can cross to form the substantially homogeneous phototherapy of illumination Area static illumination face.

In phototherapy area static illumination face, due to the outgoing light area of each LED and going out for adjacent same LED Light area all divergence are penetrated, are spaced a distance, are a kind of dot matrix of dispersion, so within the scope of phototherapy area static illumination face All there are a large amount of area of absence for the outgoing light area of each LED group.This irradiator embodiment is distinguished using shell surrounding Electromagnet is set, and iron block is respectively set in four edge parts on bottom plate 5, and bottom plate 5 is mounted on by one group of elastic element in shell； The faces LED array 51 on bottom plate 5 obtains the power supply of external LED power supply by one group of conducting element at any time.It controls to being mutually perpendicular to Two groups of opposite and across setting electromagnet power supplies, actuation and release using electromagnet to iron block make bottom plate 5 in shell The mode of translational motion, promotes flat scanning of the outgoing light area by rectangle of each LED group around doing in vivo The static irradiation area of absence caused by the intervals LED of the same race configure is eliminated in movement, is reached in phototherapy area shadow surface each LED group Illumination realizes that dynamic is uniform.

The composition of the irradiator, please refers to Fig. 3：The irradiator also wraps other than the bottom plate 5 with the faces LED array 51 Include a shell 1, four electromagnet 21,22,23,24, eight pieces of conductive bars 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, shrapnel 71 on four groups, 72,73,74 and one piece of cover board 9.

In conjunction with Fig. 3, referring to Fig. 4 and Fig. 5 (for the ease of observation, the direction of each part is opposite with Fig. 3 in Fig. 4 and Fig. 5). The middle part of the flat cylinder that shell 1 made of plastics, substantially cross section are square, inner cavity 11 sets " returning " font inward flange 12.Shell The middle part of 1 left wall of body, 103 downside is equipped with the left buckle ear 131 protruded to the left.The middle part of the downside of 1 right wall of shell 104 be equipped with to The right buckle ear 132 of right protrusion.The left buckle ear 131 and right buckle ear 132 are for wearing bandage or pull stap, so that irradiator is interim It is fixed on the body of patient, carries out phototherapy.Before shell 1 centre position on 101 top of wall be equipped with forwardly convex and rear side with The open preceding magnet storehouse 141 in upside, wherein the first electromagnet 21 is fixedly mounted.The interposition on 102 top of wall installs after shell 1 There is the open rear magnet storehouse 142 of protrusion backward and front side and upside, wherein the second electromagnet 22 is fixedly mounted.Wall after shell 1 Socket 16 is fixedly mounted in window there are one being set on the left of 102 tops.The centre position on 1 left wall of shell, 103 top is equipped with to the left Protrusion and right side and the open left magnet storehouse 143 in upside, wherein third electromagnet 23 is fixedly mounted.1 right wall of shell, 104 top Centre position be equipped with protrusion and left side and the open right magnet storehouse 144 in upside to the right, wherein the 4th electromagnet 24 is fixedly mounted. The quadrangle of 1 upper end of shell respectively sets a small column outwardly protruded 15, is opened on each small column 15 there are one vertical center Hole.

Two conductive bars 311,312 of conductive bar group, interior before the upper surface of 1 inward flange of shell, 12 front part is fixedly mounted Two conductive bars 321,322 of conductive bar group, 12 left part of inward flange after the upper surface of 12 rear section of flange is fixedly mounted Upper surface two conductive bars 331,332 of left conductive bar group are fixedly mounted, the upper surface installation of 12 right part of inward flange is solid Two conductive bars 341,342 of fixed right conductive bar group.Two conductive bars 311,312 of preceding conductive bar group and the two of rear conductive bar group A conductive bar 321,322 is parallel, two conductive bars 331,332 of left conductive bar group and two conductive bars 341 of right conductive bar group, 342 is parallel；Preceding conductive bar group and left conductive bar group are perpendicular.Eight conductive bars 311,312,321,322,331,332,341, 342 upper surface is in the same plane.The lead-out wire of four electromagnet 21,22,23,24 electromagnetism corresponding on socket 16 respectively Iron connecting terminal is at electrical connection.First piece of conductive bar 311,321,331,341 in four conductive bar groups respectively on socket 16 The positive terminal of corresponding LED power is at electrical connection, second piece of conductive bar 312,322,332,342 in four conductive bar groups The negative terminal of LED power is corresponded to on socket 16 respectively into electrical connection.

Bottom plate 5 is printed circuit board.First electroconductive elastic sheet group is made of the bowed copper splinter of two panels 411,412, their edges The front side edge for 5 lower surface of bottom plate is fixedly mounted, and Open Side Down for the two copper splinters 411,412.With the first electroconductive elastic sheet Group is similar, two copper splinters 421,422 of the second electroconductive elastic sheet group along 5 lower surface of bottom plate rear side edge Open Side Down ground Be fixedly mounted, two copper splinters 431,432 of third electroconductive elastic sheet group along 5 lower surface of bottom plate left side edge Open Side Down ground Be fixedly mounted, two copper splinters 441,442 of the 4th electroconductive elastic sheet group along 5 lower surface of bottom plate right side edge Open Side Down ground It is fixedly mounted.

On the lower surface of bottom plate 5 four electroconductive elastic sheet groups surround region in, each LED511 of four kinds of LED groups, 512, 513,514 alternately scattering device as previously described, composition LED area array row 51.The copper splinter 411 and first of first electroconductive elastic sheet group The anode of the first all LED511 is at electrical connection, copper splinter 412 and the first LED of the first electroconductive elastic sheet group in kind LED groups The cathode of the first all LED511 is at electrical connection in group.Institute in the copper splinter 421 of second electroconductive elastic sheet group and second of LED group There is the anode of second LED512 at electrical connection, all second in the copper splinter 422 of the second electroconductive elastic sheet group and second of LED group The cathode of kind LED512 is at electrical connection.In third electroconductive elastic sheet group in copper splinter 431 and the third LED group it is all the third The anode of LED513 is at electrical connection, the copper splinter 432 of third electroconductive elastic sheet group and the third all LED513 in the third LED group Cathode at electrical connection.In 4th electroconductive elastic sheet group in copper splinter 441 and the 4th kind of LED group all 4th kind of LED514 anode At electrical connection, the cathode of the copper splinter 442 of the 4th electroconductive elastic sheet group and all 4th kind of LED514 in the 4th kind of LED group is at being electrically connected It connects.

The upper surface of bottom plate 5, the iron block 61 before the middle part of front edge portion is fixedly mounted fix peace at the middle part of rear edge portion Left iron block 63 is fixedly mounted at the middle part of left edge portions in iron block 62 after dress, and right iron block 64 is fixedly mounted in the middle part of edge on the right.

The bowed copper splinter of two panels of shrapnel group on first is fixedly mounted at 61 rear of preceding iron block in the upper surface of bottom plate 5 711,712, the opening upwards of the two copper splinters 711,712.It is similar with shrapnel group on first, two of shrapnel group on second The copper splinter 721,722 of opening upwards is fixedly mounted on the front of iron block 62 behind 5 upper surface of bottom plate；Shrapnel group only has one in third The copper splinter 73 of a opening upwards, it is fixedly mounted on the upper surface of bottom plate 5 close to the right of left iron block 63, shrapnel group on the 4th Only there are one the copper splinters 74 of opening upwards, it is fixedly mounted on the left of the right iron block in 5 upper surface of bottom plate 64.

LED area array row 51, four electroconductive elastic sheet groups, four pieces of iron blocks 61,62,63,64 and four upper bullets are mounted on bottom plate 5 Piece group forms an assembly, which is placed on the top of 1 inner cavity 11 of shell.First copper bullet in first electroconductive elastic sheet group Before the opening portion contact of the downside of piece 411 in conductive bar group first conductive bar 311 upper surface, the second of the first electroconductive elastic sheet group Before the opening portion contact of the downside of a copper splinter 412 in conductive bar group second conductive bar 312 upper surface.Second electroconductive elastic sheet group The downside of first copper splinter 421 opening portion contact after in conductive bar group first conductive bar 321 upper surface, second is conductive After the opening portion contact of the downside of second copper splinter 422 of shrapnel group in conductive bar group second conductive bar 322 upper surface.The First conductive bar 331 in the left electroconductive elastic sheet group of opening portion contact of the downside of first copper splinter 431 of three electroconductive elastic sheet groups Upper surface, second conduction in the left conductive bar group of opening portion contact of the downside of second copper splinter 432 of third electroconductive elastic sheet group The upper surface of item 332.The in the right electroconductive elastic sheet group of opening portion contact of the downside of first copper splinter 441 of 4th electroconductive elastic sheet group The upper surface of one conductive bar 341, the right conductive bar of opening portion contact of second copper splinter, 442 downside of the 4th electroconductive elastic sheet group The upper surface of second conductive bar 342 in group.

Cover board 9 is tablet made of plastics, its outer profile is corresponding with the shape on upper surface periphery of shell 1.Cover board 9 is led Body is square, its four edges are aligned wall corresponding with shell 1 outer surface respectively.Before being set in the middle part of 9 leading edge of cover board Convex preceding lug 91,91 corresponding housing 1 of preceding lug are gone forward the opening of 141 upper end of magnet storehouse.It is set in the middle part of 9 back edge of cover board rear convex Rear lug 92, in 92 corresponding housing 1 of rear lug after 142 upper end of magnet storehouse opening.It is set in the middle part of 9 left hand edge of cover board left convex Left lug 93, the opening of left 143 upper end of magnet storehouse in 93 corresponding housing 1 of left lug.It is set in the middle part of 9 right front edge of cover board right convex Right lug 94, the opening of 94 corresponding housing of right lug, 1 upper right 144 upper end of magnet storehouse.The quadrangle of cover board 9 respectively sets a roundlet lug 95；It is opened on each roundlet lug 95 there are one vertical via, the diameter of the via is slightly larger than 1 upper end four corners cylinder of shell The diameter of 15 centre bore.

Cover board 9 is buckled in the upper port of shell 1, and four self-tapping screws are each passed through on 9 four jiaos of cover board and correspond to roundlet lug 95 Via, be locked in the centre bore for corresponding to small column 15 on shell 1.The main body of cover board 9 is set to cover the upper port of shell 1, lid The preceding lug 91 of plate 9 covers shell 1 and goes forward the opening of 141 upper end of magnet storehouse.Magnetic after the rear lug 92 of cover board 9 covers on shell 1 The opening of 142 upper end of iron storehouse.The left lug 93 of cover board 9 covers the opening of left 143 upper end of magnet storehouse on shell 1.The right side of cover board 9 is convex Ear 94 covers the opening of 1 upper right 144 upper end of magnet storehouse of shell.Each copper splinter 711 in four upper shrapnel groups on bottom plate 5,712, 73, the lower surface of the opening portion difference contact cover board 9 of 721,722,74 upper ends.

It is clear from fig. 5 that bottom plate 5 needs mobile around in shell 1, four conductions on bottom plate 5 Each copper splinter of each copper splinter 411,412,421,422,431,432,441,442 of shrapnel group and four upper shrapnel groups It 711,712,721,722,73,74 will be as relatively corresponding conductive bar and cover board 9 slide bottom plate 5 respectively.Thus it is located at convex The width of each conductive bar 311,312,321,322 of 12 front and rear sides of edge should be suitably larger than copper splinter in corresponding electroconductive elastic sheet group Width, the width difference at least will be equal to the faces LED array 51 in row distance S2.And each conduction of 12 left and right sides of inward flange The width of item 331,332,341,342 should be suitably larger than the width of copper splinter in corresponding electroconductive elastic sheet group, which at least wants Equal to the column distance S1 in the faces LED array 51.Equally, the left and right of bottom plate 5 is to (extending directions of two class rows of the faces LED array 51) The length of side also should than 1 inner wall of shell left and right to length of side numerical value small column distance S1, the front and back of bottom plate 5 also should be than shell 1 to the length of side The front and back numerical value to the small row distance S2 of the length of side of inner wall.

External LED drive power has the output of four tunnels, this four tunnel to export respectively through the socket 16 of shell 1 and four conductive bars Each conductive bar 311,312,321,322,331,332,341,342 of group, each copper of four electroconductive elastic sheet groups on bottom plate 5 The four kinds of LED groups power supplies in the faces LED array 51 on bottom plate 5 of shrapnel 411,412,421,422,431,432,441,442.

External solenoid actuated power supply has the output of four tunnels, this four tunnel to export respectively through the socket 16 on shell 1 to four Electromagnet 21,22,23,24 is powered.In Fig. 6, the electricity of the first electromagnet 21 of supply is provided in the voltage-time coordinate figure of the top Press the variation of V1；The variation of the voltage V2 of the second electromagnet 22 of supply is provided in the voltage-time coordinate figure of upside second： The variation of the voltage V3 of supply third electromagnet 23 is provided in the penultimate voltage-time coordinate figure of downside；Bottom The variation of the voltage V4 of the 4th electromagnet 24 of supply is provided in voltage-time coordinate figure.

Between the t1 moment of the original time 0 of booting, supply the first electromagnet 21 voltage V1 be 5 volts (high level, should Numerical value can also be changed according to the needs of specific electromagnet) and the voltage V2 of the second electromagnet 22 of supply is 0 volt, supplies third The voltage V4 that the voltage V3 of electromagnet 23 supplies the 4th electromagnet 24 for 5 volts is 0 volt, the second electromagnet 22 and the 4th electromagnet 24 do not have magnetic force, and the first electromagnet 21 is sucked the preceding iron block 61 on bottom plate 5 and the left iron block of bottom plate 5 is sucked in third electromagnet 23 63, bottom plate 5 be located inside shell 1 before-left position sets, referring to Fig. 3.

At the t1 moment, the voltage V2 that the voltage V1 of the first electromagnet 21 of supply supplies the second electromagnet 22 for 5 volts is 0 Volt, the voltage V3 saltus steps of supply third electromagnet 23 are 5 volts for the voltage V4 saltus steps that 0 volt supplies the 4th electromagnet 24, second Electromagnet 22 and third electromagnet 23 do not have magnetic force, and the preceding iron block 61 on bottom plate 5 is sucked and the 4th electromagnet in the first electromagnet 21 24 attract the right iron block 64 of bottom plate 5, bottom plate 5 to be located at the front side inside shell 1 and move right.

At the t1 moment between the t2 moment, the voltage V1 of the first electromagnet 21 of supply supplies the second electromagnet 22 for 5 volts Voltage V2 be 0 volt, it is 5 volts that the voltage V3 of supply third electromagnet 23, which supplies the voltage V4 of the 4th electromagnet 24 for 0 volt, the Two electromagnet 22 and third electromagnet 24 do not have magnetic force, and the preceding iron block 61 on bottom plate 5 is sucked and the 4th electromagnetism in the first electromagnet 21 Iron 24 is sucked the right iron block 64 of bottom plate 5, bottom plate 5 be located inside shell 1 before-right position.

At the t2 moment, the voltage V2 that the voltage V1 saltus steps of the first electromagnet 21 supply the second electromagnet 22 for 0 volt is supplied Saltus step is 5 volts, and it is 5 volts that the voltage V3 of supply third electromagnet 23, which supplies the voltage V4 of the 4th electromagnet 24 for 0 volt, the first electricity Magnet 21 and third electromagnet 23 do not have magnetic force, and the right iron block 64 on bottom plate 5 is sucked and the second electromagnet 22 in the 4th electromagnet 24 The rear iron block 62 of bottom plate 5, bottom plate 5 is attracted to be located at the right side inside shell 1 and move backward.

At the t2 moment between the t3 moment, the voltage V1 of the first electromagnet 21 of supply supplies the second electromagnet 22 for 0 volt Voltage V2 be 5 volts, it is 5 volts that the voltage V3 of supply third electromagnet 23, which supplies the voltage V4 of the 4th electromagnet 24 for 0 volt, the One electromagnet 21 and third electromagnet 23 do not have magnetic force, and the rear iron block 62 on bottom plate 5 is sucked and the 4th electromagnetism in the second electromagnet 22 The right iron block 63 of bottom plate 5 is sucked in iron 24, and bottom plate 5 is located at rear-right position inside shell 1.

At the t3 moment, the voltage V2 that the voltage V1 of the first electromagnet 21 of supply supplies the second electromagnet 22 for 0 volt is 5 Volt, the voltage V3 saltus steps of supply third electromagnet 23 are 0 volt for the voltage V4 saltus steps that 5 volts supply the 4th electromagnet 24, first Electromagnet 21 and the 4th electromagnet 24 do not have magnetic force, and the rear iron block 62 on bottom plate 5 is sucked and third electromagnet in the second electromagnet 22 23 attract the left iron block 63 of bottom plate 5, bottom plate 5 to be located at the rear side inside shell 1 and be moved to the left.

At the t3 moment between the t4 moment, the voltage V1 of the first electromagnet 21 of supply supplies the second electromagnet 22 for 0 volt Voltage V2 be 5 volts, it is 0 volt that the voltage V3 of supply third electromagnet 23, which supplies the voltage V4 of the 4th electromagnet 24 for 5 volts, the One electromagnet 21 and the 4th electromagnet 24 do not have magnetic force, and the rear iron block 62 on bottom plate 5 is sucked and third electromagnetism in the second electromagnet 22 The left iron block 63 of bottom plate 5 is sucked in iron 23, and rear-left position that bottom plate 5 is located inside shell 1 is set.

At the t4 moment, the voltage V2 that the voltage V1 saltus steps of the first electromagnet 21 supply the second electromagnet 22 for 5 volts is supplied Saltus step is 0 volt, and it is 0 volt that the voltage V3 of supply third electromagnet 23, which supplies the voltage V4 of the 4th electromagnet 24 for 5 volts, the second electricity Magnet 22 and the 4th electromagnet 24 do not have magnetic force, and the left iron block 63 on bottom plate 5 is sucked and the first electromagnet 21 in third electromagnet 23 The preceding iron block 61 of bottom plate 5, bottom plate 5 is attracted to be moved to the front inside shell 1.

At the t4 moment between the t5 moment, the voltage V1 of the first electromagnet 21 of supply supplies the second electromagnet 22 for 5 volts Voltage V2 be 0 volt, it is 0 volt that the voltage V3 of supply third electromagnet 23, which supplies the voltage V4 of the 4th electromagnet 24 for 5 volts, the Two electromagnet 22 and the 4th electromagnet 24 do not have magnetic force, and the preceding iron block 61 on bottom plate 5 is sucked and third electromagnetism in the first electromagnet 21 Iron 23 is sucked the left iron block 63 of bottom plate 5, bottom plate 5 be located inside shell 1 before-left position sets.

At the t5 moment, the voltage V2 that the voltage V1 of the first electromagnet 21 of supply supplies the second electromagnet 22 for 5 volts is 0 Volt, the voltage V3 saltus steps of supply third electromagnet 23 are 5 volts for the voltage V4 saltus steps that 0 volt supplies the 4th electromagnet 24, second Electromagnet 22 and third electromagnet 23 do not have magnetic force, and the preceding iron block 61 on bottom plate 5 is sucked and the 4th electromagnet in the first electromagnet 21 24 attract the right iron block 64 of bottom plate 5, bottom plate 5 to be located at the front side inside shell 1 and move right.Obviously, this is to repeat the t1 moment Action.

At the t5 moment between the t6 moment, the voltage V1 of the first electromagnet 21 of supply supplies the second electromagnet 22 for 5 volts Voltage V2 be 0 volt, it is 5 volts that the voltage V3 of supply third electromagnet 23, which supplies the voltage V4 of the 4th electromagnet 24 for 0 volt, the Two electromagnet 22 and third electromagnet 24 do not have magnetic force, and the preceding iron block 61 on bottom plate 5 is sucked and the 4th electromagnetism in the first electromagnet 21 Iron 24 is sucked the right iron block 64 of bottom plate 5, bottom plate 5 be located inside shell 1 before-right position.Obviously, this is to repeat the t1 moment to t2 Action between moment.

At the t6 moment, the voltage V2 that the voltage V1 saltus steps of the first electromagnet 21 supply the second electromagnet 22 for 0 volt is supplied Saltus step is 5 volts, and it is 5 volts that the voltage V3 of supply third electromagnet 23, which supplies the voltage V4 of the 4th electromagnet 24 for 0 volt, the first electricity Magnet 21 and third electromagnet 23 do not have magnetic force, and the right iron block 64 on bottom plate 5 is sucked and the second electromagnet 22 in the 4th electromagnet 24 The rear iron block 62 of bottom plate 5, bottom plate 5 is attracted to be located at the right side inside shell 1 and move backward.Obviously, this is to repeat the t2 moment Action.

At the t6 moment between subsequent time, the voltage V1 of the first electromagnet 21 of supply supplies the second electromagnet for 0 volt 22 voltage V2 is 5 volts, and it is 5 volts that the voltage V3 of supply third electromagnet 23, which supplies the voltage V4 of the 4th electromagnet 24 for 0 volt, First electromagnet 21 and third electromagnet 23 do not have magnetic force, and the rear iron block 62 on bottom plate 5 is sucked and the 4th electricity in the second electromagnet 22 The right iron block 63 of bottom plate 5 is sucked in magnet 24, and bottom plate 5 is located at rear-right position inside shell 1.This is when repeating the t2 moment to t3 The action at quarter.

Later under the control of external four tunnel of solenoid actuated power supply output, four electromagnet 21,22,23,24 and right The iron block answered repeats t1 moment and its action to the t5 moment in cycles.Bottom plate 5 is intermittently in the inward flange 12 of shell 1 and lid Moved to right, paused between plate 9, then after move, then pause, then the action move to left, pause again, moving forward again and pausing again, it is every in Fig. 2 The box of one dotted line indicates movement rail when the first corresponding LED511 does above-mentioned translational motion with bottom plate 5 respectively Mark.It was determined that during bottom plate 5 completes an above-mentioned translational motion period, the emergent light of each the first LED511 According to the region of the inswept rectangle in region, the rectangular area the first LED511 outgoing adjacent with each light area is inswept Rectangular area is mutually connected and has part intersection.The first all LED511's is emitted the inswept rectangular area in light area dynamically Cover entire phototherapy area.Similarly the inswept similar rectangular area in the outgoing light area of all second of LED512 is dynamically covered Entire phototherapy area is covered, the inswept similar rectangular area in outgoing light area of the third all LED513 dynamically covers whole The inswept similar rectangular area in outgoing light area in a phototherapy area, all 4th kind of LED514 dynamically covers entire phototherapy Area.Translational motion thoroughly solves the faces the LED array illumination of a variety of LED compositions not around the present embodiment is done by bottom plate 5 Uniform problem,

Two, embodiment

Four kinds of LED that the irradiator of phototherapy device of the present invention another embodiment uses and at the middle part of square floor 5 The mode that the faces LED array 51 is arranged is identical as previous embodiment, repeats no more.

Also electromagnet is respectively set using shell surrounding in this irradiator embodiment, and four edge parts on bottom plate 5 are set respectively Iron block is set, bottom plate 5 is mounted on by one group of elastic element in shell；The faces LED array 51 on bottom plate 5 is by one group of conducting element The power supply of external LED power supply is obtained at any time.It controls to orthogonal two groups of power supplies for being oppositely arranged electromagnet, utilizes electromagnet Actuation and release to iron block, the mode of translational motion around making bottom plate 5 be done in shell, promote each LED group It is emitted light area and area of absence is eliminated by the flat scanning movement of rectangle, reach in each LED group of phototherapy area shadow surface Illumination realize dynamic it is uniform.

The composition of the irradiator, please refers to Fig. 7：The irradiator also wraps other than the bottom plate 5 with the faces LED array 51 Include a shell 1 ', four electromagnet 21 ', 22 ', 23 ', 24 ', eight pieces of conductive bars 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 board 9 '.

In conjunction with Fig. 7, referring to Fig. 8 and Fig. 9 (for the ease of observation, the direction of each part is opposite with Fig. 7 in Fig. 8 and Fig. 9). The flat cylinder that shell 1 ' made of plastics, substantially cross section are square sets " returning " font inward flange 12 ' in the middle part of inner cavity 11 '. The lower middle side part of the left wall 103 ' of shell 1 ' and right wall 104 ' is respectively equipped with the left buckle ear 131 ' outwardly protruded and right buckle ear 132 ', to wear bandage or pull stap, irradiator is temporarily fixed on the body of patient, carries out phototherapy.It is stood before shell 1 ' The centre position on 101 ' top of wall is equipped with forwardly convex and rear side and the open preceding magnet storehouse 141 ' in upside, wherein being fixedly mounted the One electromagnet 21 '.The centre position on the 102 ' top of wall afterwards of shell 1 ' be equipped with protrusion backward and front side and upside it is open after magnetic Iron storehouse 142 ', wherein the second electromagnet 22 ' is fixedly mounted.Shell 1 ' is set on the left of 102 ' top of wall afterwards to be fixed there are one window Socket 16 ' is installed.The centre position on the left 103 ' top of wall of shell 1 ' is equipped with protrusion and right side and the open left magnetic in upside to the left Iron storehouse 143 ', wherein third electromagnet 23 ' is fixedly mounted.The centre position on the right 104 ' top of wall of shell 1 ', which is equipped with, protrudes to the right And left side and the open right magnet storehouse 144 ' in upside, wherein the 4th electromagnet 24 ' is fixedly mounted.The quadrangle of 1 upper end of shell is each If a small column 15 ' outwardly protruded, opened on each small column 15 ' there are one vertical centre bore.Four electromagnet 21 ', 22 ', 23 ', 24 ' lead-out wire respectively electromagnet connecting terminal corresponding on socket 16 ' at electrical connection.

Two conductive bars 311 ', 312 ' of conductive bar group before the upper surface of 1 inward flange of shell, 12 front part is fixedly mounted, Two conductive bars 321 ', 322 ' of conductive bar group after the upper surface of 12 ' rear section of inward flange is fixedly mounted, inward flange 12 ' are left Two conductive bars 331 ', 332 ' of left conductive bar group, the upper table of 12 ' right part of inward flange is fixedly mounted in the upper surface of side section Two conductive bars 341 ', 342 ' of the fixed right conductive bar group of face installation.Two conductive bars 311 ', 312 ' of preceding conductive bar group are with after Two conductive bars 321 ', 322 ' of conductive bar group are parallel, two conductive bars 331 ', 332 ' and the right conductive bar group of left conductive bar group Two conductive bars 341 ', 342 ' it is parallel；Preceding conductive bar group and left conductive bar group are perpendicular.Eight conductive bars 311 ', 312 ', 321 ', 322 ', 331 ', 332 ', 341 ', 342 ' upper surface is in the same plane.First piece in four conductive bar groups is led Electric item 311 ', 321 ', 331 ', 341 ' corresponds to the positive terminal of LED power into electrical connection on socket 16 ' respectively, four The cathode that second piece of conductive bar 312 ', 322 ', 332 ', 342 ' in conductive bar group corresponds to LED power on socket 16 ' respectively connects Line terminals are at electrical connection.

Bottom plate 5 is printed circuit board.Two copper contacts 411 ', 412 ' form front contact group, they are positioned apart from Front side edge in 5 lower surface of bottom plate.It is similar with front contact group, two copper contacts 421 ', 422 ' interval of back contact group The rear side edge in 5 lower surface of bottom plate is arranged in ground, and two copper contacts 431 ', 432 ' of left contact sets are spaced apart and arranged in bottom 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 5 lower surface of bottom plate Side portion.

On the lower surface of bottom plate 5 four contact sets surround centered region in, each LED511 of four kinds of LED groups, 512, 513,514 alternately scattering device as previously described, composition LED area array row 51.First contact 411 ' of front contact group and first The anode of the first all LED511 is at electrical connection, second contact 412 ' and the first LED group of front contact group in kind LED groups In the first all LED511 cathode at electrical connection.Own in first contact 421 ' of back contact group and second of LED group The anode of second LED512 is at electrical connection, all second in second contact 422 ' of back contact group and second of LED group The cathode of LED512 is at electrical connection.First contact 431 ' and the third all LED513 in the third LED group in left contact sets Anode at electrical connection, the cathode of second contact 432 ' and the third all LED513 in the third LED group of left contact sets At electrical connection.In right contact sets first contact 441 ' with the anode of all 4th kind of LED514 in the 4th kind of LED group at being electrically connected It connects, second contact 442 ' of right contact sets and the cathode of all 4th kind of LED514 in the 4th kind of LED group are at being electrically connected.

The upper surface of bottom plate 5, the iron block 61 ' before the middle part of front edge portion is fixedly mounted, is fixed at the middle part of rear edge portion Left iron block 63 ' is fixedly mounted at the middle part of left edge portions in iron block 62 ' after installation, and right iron is fixedly mounted in the middle part of edge on the right Block 64 '.The upper surface of bottom plate 5, the first spring 71 ' is fixedly mounted in right anterior angle, and second spring 72 ' is fixedly mounted in left-front corner, Third spring 73 ' is fixedly mounted in left rear corner, the 4th spring 74 ' is fixedly mounted in right relief angle, the is fixedly mounted in middle position Five springs 75 '.

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

Cover board 9 ' is tablet made of plastics, its outer profile is corresponding with the shape on upper surface periphery of shell 1 '.Cover board 9 ' main bodys are square, its four edges are aligned wall corresponding with shell 1 ' outer surface respectively.In 9 ' leading edge of cover board Portion sets the preceding lug 91 ' of lordosis, and 91 ' corresponding housing 1 ' of preceding lug is gone forward the opening of 141 ' upper end of magnet storehouse.9 ' back edge of cover board Middle part set rear convex rear lug 92 ', in 92 ' corresponding housing 1 ' of rear lug after 142 ' upper end of magnet storehouse opening.Cover board 9 ' is left Set left convex left lug 93 ' in the middle part of edge, the opening of left 143 ' upper end of magnet storehouse in 93 ' corresponding housing 1 ' of left lug.Cover board Right convex right lug 94 ', the opening of 94 ' corresponding housing of right lug, 1 ' upper right 144 ' upper end of magnet storehouse are set in the middle part of 9 ' right front edges. The quadrangle of cover board 9 ' respectively sets a roundlet lug 95 '；It is opened there are one vertical via on each roundlet lug 95 ', the via Diameter of the diameter slightly larger than the centre bore of 1 ' upper end four corners cylinder 15 ' of shell.

The right anterior angle of 9 ' lower surface of cover board correspond to the first spring 71 ' on bottom plate 5 upper end setting take it is convex under recess Platform 961 ', the upper end setting that the left-front corner of 9 lower surface of cover board corresponds to the second spring 72 ' on bottom plate 5 take the lower convex platform of recess 962’；The left rear corner of 9 lower surface of cover board corresponds to the lower convex platform that the setting of the third spring 73 ' on bottom plate 5 takes recess；Under cover board 9 ' The right relief angle on surface corresponds to the lower convex platform that the setting of the 4th spring 74 ' on bottom plate 5 takes recess.The center of 9 ' lower surface of cover board is right Answer the upper end of the 5th spring 75 ' on bottom plate 5 that the lower convex platform 965 ' for taking recess is set.

Cover board 9 ' is buckled in the upper port of shell 1 ', makes the upper end of five springs 71 ', 72 ', 73 ', 74 ', 75 ' on bottom plate 5 It is respectively inserted in the upper recess of corresponding lower convex platform.Four self-tapping screws are each passed through on 9 ' quadrangle of cover board and correspond to roundlet lug 95 ' Via, be locked in the centre bore for corresponding to small column 15 ' on shell 1 '.The main body of cover board 9 ' is set to cover the upper end of shell 1 ' Mouthful, four lugs 91 ', 92 ', 93 ', 94 ' of cover board 9 ' cover the opening that magnet storehouse upper end is corresponded on shell 1 ' respectively.

It the left and right of bottom plate 5 should be than the left and right of 1 ' inner wall of shell to (extending directions of two class rows of the faces LED array 51) length of side To the numerical value of the small column distance S1 of the length of side, the front and back of bottom plate 5 should be front and back smaller row distance S2 to the length of side than 1 ' inner wall of shell to 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 bottom plate 5 Each contact 411 ', 412 ', 421 ', 422 ', 431 ', 432 ', 441 ', 442 ' of a contact sets pushes against the inward flange of shell 1 ' respectively Corresponding conductive bar in 12 ' upper four conductive bar groups.When bottom plate 5 is mobile around in shell 1, five on bottom plate 5 Spring 71 ', 72 ', 73 ', 74 ', 75 ' will do lateral swing with respect to shell 1 ' respectively with bottom plate 5.Four contacts on bottom plate 5 Each contact 411 ', 412 ', 421 ', 422 ', 431 ', 432 ', 441 ', 442 ' of group is respectively with respect on the inward flange 12 ' of shell 1 ' Corresponding conductive bar sliding in four conductive bar groups.

It is similar to previous embodiment, under the control of external four tunnel of solenoid actuated power supply output, four electromagnet 21 ', 22 ', 23 ', 24 ' repeat t1 moment and its action to the t5 moment in cycles with corresponding iron block.Bottom plate 5 intermittently exists The top of inward flange 12 ' of shell 1 ' is moved to right along the inner wall of shell 1 ', is paused, then after move, then pause, then move to left, stop again , the action that moves forward and pause again again, during bottom plate 5 completes an above-mentioned translational motion period, each the first The region of the outgoing inswept rectangle in light area of LED511, the rectangular area the first LED511 outgoing adjacent with each The rectangular area that light area is inswept is mutually connected and has part intersection.The outgoing light area of the first all LED511 is inswept Rectangular area dynamically covers entire phototherapy area.The similarly inswept similar square in the outgoing light area of all second of LED512 Cover to shape regional dynamics entire phototherapy area, the inswept similar rectangular area in outgoing light area of the third all LED513 Entire phototherapy area is dynamically covered, the inswept similar rectangular area in outgoing light area of all 4th kind of LED514 is dynamically Cover entire phototherapy area.

One deformation of the present embodiment, using five springs as conducting element；Without the use of conductive bar group and contact sets.If It is right with one kind in the faces LED array 51 on bottom plate 5 respectively in the lower end of 5 four jiaos of that four springs 71 ', 72 ', 73 ', 74 ' of bottom plate The anode of the LED answered is located at the spring 75 ' in 5 center of bottom plate and the cathode of four kinds of LED on bottom plate 5 at being electrically connected at electrical connection. Conductive sheet is fixedly mounted respectively in the upper recess of five lower concave stations of cover board 9 '.Leading in the lower convex platform of 9 ' lower surface quadrangle of cover board Electric piece corresponds to the positive terminal of LED power into electrical connection by conducting wire on the socket 16 ' on shell 1 ' respectively.Cover board 9 ' The negative terminal that conductive sheet in the lower convex platform of lower surface center passes through the upper four kinds of LED powers of socket 16 ' on conducting wire and shell 1 ' Terminal is at electrical connection.Mark in the orientation of the setting instruction of cover board 9 ', when cover board 9 ' is buckled in shell 1 ' according to the orientation of mark Upper port, the upper end of five springs 71 ', 72 ', 73 ', 74 ', 75 ' on bottom plate 5 is respectively inserted in the upper recess of corresponding lower convex platform It is interior, and resist conductive sheet therein；The faces the LED array 51 on bottom plate 5 can also be made to obtain the power supply of external LED power supply at any time. The cost done so is the socket 16 ' on shell 1 ' and needs that conducting wire is arranged between cover board 9 '.This will make assembly work become multiple It is miscellaneous,

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

Claims (3)

1. a kind of irradiator of phototherapy device, the middle part faces the setting LED array of bottom plate, it is characterised in that：The faces the LED array is by four The LED compositions of the different centre wavelengths of kind, wherein first kind row is alternately made of two kinds of LED with equal row interval S1, and second Class row is alternately made of other two LED with equal row interval S1, 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 with two LED not of the same race near them on adjacent another kind of row At etc. length of sides parallelogram arrangement relationship；It there are one shell, four electromagnet, four iron blocks, one group of elastic element and One group of conducting element；Four electromagnet are arranged in opposite and across distribution ground two-by-two on the shell, and the bottom plate is rectangular, it Four edge parts iron block corresponding with adjacent electromagnet is respectively set；This group of elastic element limit the bottom plate in the shell only It can be mobile around；The faces LED array on the bottom plate obtains the confession of external LED power supply by this group of conducting element at any time Electricity, external electromagnet power supply are powered to four electromagnet respectively, and actuation and release using electromagnet to iron block enable the bottom Translational motion around plate is sequentially cyclically done in the shell keeps the outgoing light area of all individuals of each LED logical The area of absence generated by interval setting is eliminated in the flat scanning movement for crossing rectangle, reaches on phototherapy area shadow surface each The illumination of LED realizes that dynamic is uniform；The intensity threshold demand of phototherapy is realized with less LED, and avoids exceeding photo-biological peace Total head.

2. a kind of irradiator of phototherapy device according to claim 1, it is characterised in that：Cover board there are one it, it That group of conducting element includes eight pieces of conductive bars and eight electroconductive elastic sheets；Its that group of elastic element includes four upper shrapnels；It is described Shell is the flat cylinder that cross section is square, and " returning " font inward flange is set in the middle part of inner cavity；In four wall tops of the shell Between position set magnet storehouse respectively, the electromagnet in each magnet storehouse described in installation one；Four sides of the shell inward flange it is upper The each one conductive bar group of installation in surface, each conductive bar group is made of the conductive bar described in two pieces, this two pieces of conductive bars respectively with A kind of corresponding counter electrode of LED power is at electrical connection in the LED power of the outside；Four of the bottom plate lower surface Respectively one electroconductive elastic sheet group of installation, each electroconductive elastic sheet group are made of side portion the electroconductive elastic sheet described in two, the two are conductive Shrapnel respectively in a kind of LED groups corresponding in the faces the LED array respective electrode of all LED at electrical connection；The bottom plate Upper surface one iron block is installed respectively in four edge parts centre position, and respectively installed on the inside of each described iron block One upper shrapnel；The bottom plate is placed on the top of the housing cavity, the lower part difference of two electroconductive elastic sheets of each electroconductive elastic sheet group Corresponding conductive bar on same side on the contact inward flange；The cover board is fixed on the upper port of the shell, four on the bottom plate The top of upper shrapnel is respectively held against the cover board；When the bottom plate is mobile around in the shell, eight on the bottom plate are led The lower part of electric shrapnel will relatively corresponding conductive bar slides respectively therewith, and the top of four upper shrapnels opposing cover plates will be slided therewith It is dynamic.

3. a kind of irradiator of phototherapy device according to claim 1, it is characterised in that：Cover board there are one it, it That group of conducting element includes eight pieces of conductive bars and eight contacts；Its that group of elastic element includes four springs；The shell is The flat cylinder that cross section is square sets " returning " font inward flange in the middle part of inner cavity；The centre position on the four wall top of shell Magnet storehouse is set respectively, and the electromagnet described in one is installed in each magnet storehouse；The upper surface of four sides of shell inward flange is each One conductive bar group is installed, each conductive bar group is made of the conductive bar described in two pieces, this two pieces of conductive bars respectively with it is described A kind of corresponding counter electrode of LED power is at electrical connection in external LED power；Four side portions of the bottom plate lower surface Respectively one contact sets of installation, each contact sets are made of the contact described in two, the two contacts are arranged with the faces LED respectively In battle array in a kind of corresponding LED groups the respective electrode of all LED at electrical connection；The upper surface of the bottom plate, four edge parts Centre position one iron block is installed respectively, a spring is fixedly mounted respectively in quadrangle；The bottom plate is placed on described The top of housing cavity, corresponding conductive bar on same side on two contacts difference contact inward flange of each contact sets；It should Cover board is fixed on the upper port of the shell, and the upper end that the quadrangle of the cover board lower surface corresponds to corresponding spring on the bottom plate is set respectively Set the lower convex platform for taking recess；The upper end of each spring on the bottom plate is respectively inserted in the upper recess of corresponding lower convex platform；When this When bottom plate is mobile around in the shell, four springs on the bottom plate do with respect to the shell lateral respectively by therewith It swings.