CN220526115U - Light source homogenization assembly and phototherapy therapeutic instrument thereof - Google Patents
Light source homogenization assembly and phototherapy therapeutic instrument thereof Download PDFInfo
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- CN220526115U CN220526115U CN202322306088.7U CN202322306088U CN220526115U CN 220526115 U CN220526115 U CN 220526115U CN 202322306088 U CN202322306088 U CN 202322306088U CN 220526115 U CN220526115 U CN 220526115U
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- 238000001126 phototherapy Methods 0.000 title claims abstract description 17
- 238000000265 homogenisation Methods 0.000 title claims description 11
- 230000001225 therapeutic effect Effects 0.000 title abstract description 14
- 230000005540 biological transmission Effects 0.000 claims abstract description 28
- 239000011324 bead Substances 0.000 claims description 12
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 9
- 238000011282 treatment Methods 0.000 claims description 8
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- 239000004642 Polyimide Substances 0.000 claims description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 5
- 229910052782 aluminium Inorganic materials 0.000 claims description 5
- 229920001721 polyimide Polymers 0.000 claims description 5
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- 239000004677 Nylon Substances 0.000 claims description 3
- 229930040373 Paraformaldehyde Natural products 0.000 claims description 3
- 238000009792 diffusion process Methods 0.000 claims description 3
- 229920001778 nylon Polymers 0.000 claims description 3
- 239000002245 particle Substances 0.000 claims description 3
- -1 polyoxymethylene Polymers 0.000 claims description 3
- 229920006324 polyoxymethylene Polymers 0.000 claims description 3
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 3
- 229910052594 sapphire Inorganic materials 0.000 claims description 3
- 239000010980 sapphire Substances 0.000 claims description 3
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- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 claims description 2
- 239000005041 Mylar™ Substances 0.000 claims description 2
- 229920005372 Plexiglas® Polymers 0.000 claims description 2
- 239000004411 aluminium Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 12
- 238000009434 installation Methods 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
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- 238000000034 method Methods 0.000 description 3
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- 230000000712 assembly Effects 0.000 description 2
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- 230000002708 enhancing effect Effects 0.000 description 1
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- 239000011521 glass Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 230000003902 lesion Effects 0.000 description 1
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- 235000012239 silicon dioxide Nutrition 0.000 description 1
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- 238000002834 transmittance Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model relates to a light source homogenizing component and phototherapy therapeutic equipment thereof, comprising: the primary black body is provided with a primary black body cavity, wherein the primary black body cavity penetrates through the top of the primary black body; the light source assembly is arranged in the primary black body cavity; the plano-concave lens is arranged at the top of the primary black body and is positioned at the top of the primary black body cavity, wherein the plane of the plano-concave lens is downward, and the concave surface of the plano-concave lens is upward; the secondary black body is provided with a secondary black body cavity, wherein the secondary black body cavity penetrates through the top and the bottom of the secondary black body, and the plano-concave lens is positioned at the bottom of the secondary black body cavity; the variable transmission film is arranged on the top of the secondary black body and is positioned on the top of the secondary black body cavity; the light source can remove the interference of stray light, has large divergence angle of emitted light and uniform light emission.
Description
Technical Field
The utility model relates to the technical field of light source homogenization, in particular to a light source homogenization assembly and a phototherapy therapeutic instrument thereof.
Background
The demands of scientific development, metabolic diseases, chronic pains, skin diseases, medical cosmetology and the like are changed day by day, phototherapy gradually enters the field of vision of people, and innovative use of light by human beings is started. The aim of treatment or improvement is mainly achieved by irradiating the lesion or the skin with light of a specific wavelength. Phototherapy treatment commonly used at present comprises red light treatment, infrared treatment, green light treatment, blue light treatment, ultraviolet light and other treatments in different wave bands. The wearable phototherapy therapeutic apparatus is limited by the emission angle and the light intensity distribution of the lamp beads, so that the light source is easy to generate after being attached to the skin, and uniformity is poor.
Disclosure of Invention
Aiming at the problems that the wearable phototherapy therapeutic apparatus is limited by the emission angle and the light intensity distribution of the lamp beads, the characteristics of a point light source are easy to appear after the wearable phototherapy therapeutic apparatus is attached to the skin, and the uniformity is poor, the utility model provides the light source homogenizing component and the phototherapy therapeutic apparatus thereof, which can remove the interference of stray light, and have large divergence angle of emitted light and uniform light emission.
The application provides a light source homogenization assembly, comprising:
the primary black body is provided with a primary black body cavity, wherein the primary black body cavity penetrates through the top of the primary black body;
the light source assembly is arranged in the primary black body cavity;
the plano-concave lens is arranged at the top of the primary black body and is positioned at the top of the primary black body cavity, wherein the plane of the plano-concave lens is downward, and the concave surface of the plano-concave lens is upward;
the secondary black body is provided with a secondary black body cavity, wherein the secondary black body cavity penetrates through the top and the bottom of the secondary black body, and the plano-concave lens is positioned at the bottom of the secondary black body cavity;
and the variable transmission film is arranged at the top of the secondary black body and is positioned at the top of the secondary black body cavity.
In some embodiments, the primary black body and the secondary black body are each made of black ptfe, black polyoxymethylene, black nylon, or black ABS.
In some embodiments, the plano-concave lens is made using K9, quartz glass, sapphire, or plexiglass.
In some embodiments, the variable transmission film is made from a PTFE particle sheet material, a light homogenizing film, a diffusion film, a brightness enhancement film, or a light guiding polyester film.
In some embodiments, the light source assembly includes a circuit layer and at least one lamp bead, the circuit layer is connected with the primary black body, a circuit is disposed on the circuit layer, and the lamp bead is disposed on the circuit layer and electrically connected with the circuit.
In some embodiments, the circuit layer is fabricated using an aluminum substrate, mylar, or polyimide.
In some embodiments, a first mounting groove is formed in the top of the primary blackbody around the primary blackbody cavity, and the plano-concave lens is disposed in the first mounting groove.
In some embodiments, a second mounting groove is formed in the top of the secondary blackbody around the secondary blackbody cavity, and the variable transmission film is disposed in the second mounting groove.
In some embodiments, an anti-reflection film is disposed on the plane of the plano-concave lens.
The application provides a phototherapy therapeutic apparatus, comprising the light source homogenizing component.
Compared with the prior art, the light source homogenizing assembly and the phototherapy therapeutic apparatus thereof provided by the utility model have the following beneficial effects: the stray light that the first-level blackbody sent the light source subassembly and shine the light that plano-concave lens reflected back and absorb, light passes through plano-concave lens refraction back divergence angle grow and gets into the second blackbody intracavity, and the light in the second blackbody diverges out after adjusting light distribution through the variable transmission membrane, and wherein, the second grade blackbody absorbs the light that the variable transmission membrane reflected back, can get rid of the stray light interference, and the light divergence angle that sends is big, and the light-emitting is even.
Drawings
The utility model will be described in more detail hereinafter on the basis of embodiments and with reference to the accompanying drawings.
FIG. 1 is a schematic diagram of a light source homogenization assembly provided in an embodiment of the present application;
FIG. 2 is a schematic diagram of an initial light field distribution of a light source assembly according to an embodiment of the present disclosure;
FIG. 3 is a schematic diagram of a light field distribution of a light source through a plano-concave lens according to an embodiment of the present disclosure;
FIG. 4 is a schematic diagram of a light field distribution of a light source through a variable transmission film according to an embodiment of the present disclosure;
FIG. 5 is a schematic view of the light path of a light source homogenization assembly provided in an embodiment of the present application;
FIG. 6 is a schematic view of a light source homogenizing assembly applied to waist wearing according to an embodiment of the present disclosure;
fig. 7 is a schematic structural diagram of a light source homogenizing assembly applied to leg wear according to an embodiment of the present application.
In the drawings, like parts are designated with like reference numerals. The figures are not drawn to scale.
Reference numerals:
1-first-level black body, 2-first-level black body cavity, 3-light source component, 31-circuit layer, 32-lamp pearl, 4-plano-concave lens, 5-second-level black body, 6-second-level black body cavity, 7-variable transmission film, 8-skin, 9-light source homogenization component, 10-magic tape, 11-high elastic band, 12-waist body, 13-leg body.
Detailed Description
The utility model will be further described with reference to the accompanying drawings.
Example 1
An embodiment of the present application provides a light source homogenizing assembly, fig. 1 is a schematic structural diagram of the light source homogenizing assembly provided in the embodiment of the present application, as shown in fig. 1, including:
the black body comprises a primary black body 1, wherein the primary black body 1 is provided with a primary black body cavity 2, and the primary black body cavity 2 penetrates through the top of the primary black body 1;
a light source assembly 3, wherein the light source assembly 3 is arranged in the primary black body cavity 2;
the plano-concave lens 4 is arranged at the top of the primary black body 1 and is positioned at the top of the primary black body cavity 2, wherein the plane of the plano-concave lens 4 is downward, and the concave surface is upward;
the secondary blackbody 5 is provided with a secondary blackbody cavity 6, wherein the secondary blackbody cavity 6 penetrates through the top and the bottom of the secondary blackbody 5, and the plano-concave lens 4 is positioned at the bottom of the secondary blackbody cavity 6;
and a variable transmission film 7, wherein the variable transmission film 7 is arranged on the top of the secondary blackbody 5 and is positioned on the top of the secondary blackbody cavity 6.
In the embodiment of the application, the light source assembly 3 can select the lamp beads 32 according to the requirement, and the lamp beads 32 can emit infrared light, red light, green light, blue light or ultraviolet light and the like. The primary black body 1 and the secondary black body 5 are prepared from black ptfe, black polyoxymethylene, black nylon or black ABS, wherein the inner cavity surfaces of the primary black body cavity 2 and the secondary black body cavity 6 can be curved surfaces such as inner circles or inner paraboloids, and light irradiated to the inner cavity surfaces of the primary black body cavity 2 and the secondary black body cavity 6 can be absorbed after multiple refraction. The plano-concave lens 4 is made of K9, quartz glass, sapphire or organic glass, and can be selected according to specific wavelength conditions, different materials are used, refractive indexes and transmittance are different, design parameters of the plano-concave lens 4 are different, wherein the quartz glass is formed by fusing substances such as silicon dioxide, sodium carbonate and the like, the quartz glass has geometric stability and thermal stability, is transparent to ultraviolet rays, has refractive index of up to 1.51, the refractive index of the quartz glass is not always constant, and has some change along with the change of wavelength, but the refractive index range is between 1.45 and 1.55, and the refractive index of other mediums is seldom changed. The light emitting surface (concave surface) of the plano-concave lens 4 adopts a multi-arc surface design mode to improve light field distribution, the principle is as shown in fig. 2 and 3, fig. 2 is an initial light field distribution schematic diagram of the light source assembly provided by the embodiment of the application, and fig. 3 is a light field distribution schematic diagram of the light source passing through the plano-concave lens provided by the embodiment of the application. The variable transmission film 7 is prepared from PTFE particle board material, light homogenizing film, diffusion film, light enhancing film or light guiding polyester film. The method can correspondingly process corresponding patterns according to the intensity distribution of the output light field, and can correspondingly process corresponding patterns by adopting femtosecond laser processing equipment, the purpose of improving the distribution is achieved by processing thickness differences, the position of the whole light intensity distribution is thick, the position of the light intensity distribution is thin, the smooth surface faces one side of the skin, the processed patterns face the plano-concave lens 4, the light refracted from the plano-concave lens 4 passes through the variable transmission film 7 and then is further shaped by light rays, and as shown in fig. 4, fig. 4 is a light field distribution schematic diagram of the light source provided by the embodiment of the application and passing through the variable transmission film; corresponding micropores can be correspondingly processed according to the intensity distribution of the output light field, corresponding micropores can be correspondingly processed by adopting femtosecond laser processing equipment, the pore size can be 0.05mm-0.2mm, micropores at the position with strong overall light intensity distribution are small and sparse, micropores at the position with weak light intensity distribution are large and dense, and light refracted from the plano-concave lens 4 is further shaped after passing through the micropores of the variable transmission film 7; according to the intensity distribution of the output light field, the light refracted from the plano-concave lens 4 can be further shaped by selecting the variable transmission film 7 according to the mode of processing corresponding micro holes and pattern combinations. The surface of the variable transmission film 7 can be cleaned, and if the uniformity of the corresponding position is poor, the variable transmission film can be disassembled and replaced, so that the uniformity can be ensured.
In the embodiment of the application, the light source homogenizing component can be applied to multi-position irradiation such as shoulder, joint, back and waist, the effective uniform irradiation area can be expanded differently according to different application positions, and the light source homogenizing component can be applied to the back of the skin at a distance of 6mm, and the effective uniform irradiation area is 6.6cm 2 . The light source homogenizing component can be used alone or in combination with an array, is different from a scattering homogenizing mode, has the characteristics of high transmission efficiency, large divergence angle of emitted light and uniform light emission, and can realize uniform irradiation by using a small number of lamp beads 32. It will be appreciated that, to ensure the stability of the light source homogenizing assembly, the primary black body 1 and the secondary black body 5 may be directly connected or indirectly connected through the plano-concave lens 4. During the use, fig. 5 is the light path schematic diagram of the light source homogenization subassembly that this application provided, as shown in fig. 5, the light source subassembly 3 connects external power supply to send light, the stray light that the first-level blackbody 1 sent the light source subassembly 3 and shines the light that plano-concave lens 4 reflected back absorbs, the light passes through plano-concave lens 4 refraction back divergence angle grow and gets into second grade blackbody chamber 6, the light in the second grade blackbody chamber 6 diverges out and shines skin 8 after adjusting light distribution through variable transmission film 7, wherein, the light that the second grade blackbody 5 was reflected back to variable transmission film 7 absorbs, the light divergence angle that sends through variable transmission film 7 is big, the light-emitting is even.
Example two
On the basis of the first embodiment, as shown in fig. 1 and 5, the light source assembly 3 includes a circuit layer 31 and at least one lamp bead 32, the circuit layer 31 is connected with the primary black body 1, a circuit is disposed on the circuit layer 31, and the lamp bead 32 is disposed on the circuit layer 31 and electrically connected with the circuit. The circuit layer 31 is made of aluminum substrate, polyester film or polyimide.
In the embodiment of the application, a circuit is printed on the circuit layer 31, the lamp bead 32 can adopt a patch type LED chip, the front end adopts a plane window for protection, the LED chip can output infrared, red light, green light, blue light or ultraviolet light wave bands and the like, and the LED chip can be connected with the circuit in a welding mode. The circuit layer 31 is made of an aluminum substrate, a polyester film or polyimide, and if the required radiation power density is high, for example, the output radiation power density is 1-15mw/cm 2 The whole heat generation amount is necessarily increased, an aluminum substrate can be adopted, the service life of the surface mounted LED chip can be ensured by increasing the heat dissipation area and the heat conductivity, and the required radiation power density is low, for example, the radiation power density is 0-1mw/cm 2 The polyester film or polyimide may be used (excellent bending property) and may be determined according to the specific case.
Example III
On the basis of the first embodiment, a first mounting groove is formed in the top of the primary black body 1 around the primary black body cavity 2, and the plano-concave lens 4 is arranged in the first mounting groove; the top of the secondary blackbody 5 is provided with a second mounting groove around the secondary blackbody cavity 6, and the variable transmission film 7 is arranged in the second mounting groove.
In the embodiment of the present application, in order to facilitate the installation of the plano-concave lens 4, a first installation groove may be provided around the primary black body cavity 2 at the top of the primary black body 1. In order to facilitate the installation of the variable transmission film 7, a second installation groove may be provided around the secondary black body chamber 6 at the top of the secondary black body 5.
Example IV
On the basis of the first embodiment, an antireflection film is disposed on the plane of the plano-concave lens 4.
In the embodiment of the application, the influence of the return light emitted by the light source assembly 3 and irradiated onto the lens of the plano-concave lens 4 on the primary black body cavity 2 can be reduced by plating the plane of the plano-concave lens 4 with an antireflection film with a corresponding wavelength.
Example five
The application provides a phototherapy therapeutic apparatus, comprising the light source homogenizing component.
In the embodiment of the application, the phototherapy therapeutic apparatus can be applied to different positions, and as shown in fig. 6, fig. 6 is a schematic structural diagram of a light source homogenizing assembly applied to a waist for wearing, the phototherapy therapeutic apparatus is applied to the waist, the light source homogenizing assembly 9 is assembled and installed on a waist main body 12, the waist main body 12 is made of TPU material, and the light source homogenizing assembly is fixed between the waist through a high-elasticity elastic belt 11 with a magic tape 10. Wherein the variable transmission film 7 is 6mm away from the surface of the skin 8, and the effective uniform irradiation area is 6.6cm 2 For example, 1000cm 2 Only 152 homogenizing components suitable for the LED light source lens are needed, so that the purpose of large-area irradiation with a small number of components is achieved. As shown in fig. 7, fig. 7 is a schematic diagram of a structure of a light source homogenizing assembly applied to a leg to be worn, a phototherapy therapeutic apparatus is applied to the leg, the light source homogenizing assembly 9 is mounted on a leg main body 13, the leg main body 13 is made of a silica gel material, the leg main body 13 is fixed at a corresponding irradiation position of the leg through a high elastic belt 11 with a magic tape 10, the leg main body 13 connected with the light source homogenizing assembly 9 is made of a TPU material, and the outer end of the leg main body is matched with a cloth and the magic tape 10. Wherein the variable transmission film 7 is 4mm away from the surface of the skin 8, and the effective uniform irradiation area is 4.1cm 2 For example, 200cm 2 Can be realized by only 49 light source homogenizing assemblies 9, thereby achieving the purpose of large-area irradiation by a small number of assemblies.
While the utility model has been described with reference to a preferred embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model. In particular, the technical features mentioned in the respective embodiments may be combined in any manner as long as there is no structural conflict. The present utility model is not limited to the specific embodiments disclosed herein, but encompasses all technical solutions falling within the scope of the claims.
Claims (10)
1. A light source homogenization assembly, comprising:
the black body comprises a primary black body (1), wherein the primary black body is provided with a primary black body cavity (2), and the primary black body cavity (2) penetrates through the top of the primary black body (1);
the light source assembly (3), the said light source assembly (3) is set up in the said primary black body cavity (2);
the plano-concave lens (4) is arranged at the top of the primary black body (1) and is positioned at the top of the primary black body cavity (2), wherein the plane of the plano-concave lens (4) is downward, and the concave surface of the plano-concave lens is upward;
the secondary black body (5), the secondary black body (5) is provided with a secondary black body cavity (6), wherein the secondary black body cavity (6) penetrates through the top and the bottom of the secondary black body (5), and the plano-concave lens (4) is positioned at the bottom of the secondary black body cavity (6);
and the variable transmission film (7) is arranged on the top of the secondary black body (5) and is positioned on the top of the secondary black body cavity (6).
2. A light source homogenizing assembly according to claim 1, wherein the primary black body (1) and the secondary black body (5) are each made of black ptfe, black polyoxymethylene, black nylon or black ABS.
3. A light source homogenizing assembly according to claim 1, characterized in that the plano-concave lens (4) is made of K9, quartz glass, sapphire or plexiglass.
4. A light source homogenizing assembly according to claim 1, characterized in that the variable transmission film (7) is made of PTFE particle board material, light homogenizing film, diffusion film, light intensifying film or light guiding polyester film.
5. A light source homogenizing assembly according to claim 1, characterized in that the light source assembly (3) comprises a circuit layer (31) and at least one lamp bead (32), the circuit layer (31) is connected with the primary black body (1), a circuit is arranged on the circuit layer (31), and the lamp bead (32) is arranged on the circuit layer (31) and is electrically connected with the circuit.
6. A light source homogenizing assembly according to claim 5, characterized in that the circuit layer (31) is made of an aluminium substrate, a mylar or polyimide.
7. A light source homogenizing assembly according to claim 1, characterized in that the top of the primary black body (1) is provided with a first mounting groove around the primary black body cavity (2) and the plano-concave lens (4) is arranged in the first mounting groove.
8. A light source homogenizing assembly according to claim 1, characterized in that the top of the secondary black body (5) is provided with a second mounting groove around the secondary black body cavity (6) and the variable transmission film (7) is arranged in the second mounting groove.
9. A light source homogenizing assembly according to claim 1, characterized in that the plane of the plano-concave lens (4) is provided with an antireflection film.
10. A phototherapy treatment apparatus comprising the light source homogenization assembly of any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322306088.7U CN220526115U (en) | 2023-08-25 | 2023-08-25 | Light source homogenization assembly and phototherapy therapeutic instrument thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322306088.7U CN220526115U (en) | 2023-08-25 | 2023-08-25 | Light source homogenization assembly and phototherapy therapeutic instrument thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220526115U true CN220526115U (en) | 2024-02-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322306088.7U Active CN220526115U (en) | 2023-08-25 | 2023-08-25 | Light source homogenization assembly and phototherapy therapeutic instrument thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220526115U (en) |
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2023
- 2023-08-25 CN CN202322306088.7U patent/CN220526115U/en active Active
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