CN216603810U - Flexible and foldable phototherapy instrument - Google Patents
Flexible and foldable phototherapy instrument Download PDFInfo
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- CN216603810U CN216603810U CN202120341588.2U CN202120341588U CN216603810U CN 216603810 U CN216603810 U CN 216603810U CN 202120341588 U CN202120341588 U CN 202120341588U CN 216603810 U CN216603810 U CN 216603810U
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- circuit board
- foldable
- light source
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Abstract
The application relates to a flexible and foldable phototherapy instrument which comprises a flexible circuit board, wherein one side of the flexible circuit board is connected with a light source; the light source device is characterized by further comprising a chain belt, the chain belt comprises a plurality of chain links which are evenly arranged on one side, back to the light source, of the flexible circuit board, every two adjacent chain links are hinged to each other, and parts in the chain belt can limit the rotating angle between every two adjacent chain links. This application has long service life's effect.
Description
Technical Field
The application relates to the field of phototherapy equipment, in particular to a flexible and foldable phototherapy instrument.
Background
Phototherapy as a means of treating disease dates back to 1903, and danish scientist fengsen invented ultraviolet phototherapy to gain a reward for nobel's physiology or medicine for treating skin diseases. The phototherapy apparatus at that time is limited by the light source and is difficult to meet the treatment requirements, so the phototherapy apparatus is not widely popularized.
Medical phototherapy instruments perform physical therapy by using light with specific wavelength, and are often used by being attached to the skin, so the requirement of comfort becomes more important. The therapeutic head of the therapeutic apparatus is generally divided into a rigid therapeutic head and a flexible therapeutic head; the flexible treatment head usually adopts a structure of a flexible circuit board and an LED light source, but the flexible circuit board has larger flexibility, so that the light source and a bonding pad are easily damaged due to pulling of external force in the using process, and the service life of the treatment head is greatly reduced.
SUMMERY OF THE UTILITY MODEL
In order to improve the life of flexible treatment head, the application provides a flexible collapsible phototherapy instrument.
The application provides a flexible collapsible phototherapy instrument adopts following technical scheme:
a flexible foldable phototherapy instrument comprises a flexible circuit board, wherein one side of the flexible circuit board is connected with a light source; the light source device is characterized by further comprising a chain belt, the chain belt comprises a plurality of chain links which are evenly arranged on one side, back to the light source, of the flexible circuit board, every two adjacent chain links are hinged to each other, and parts in the chain belt can limit the rotating angle between every two adjacent chain links.
By adopting the technical scheme, the chain belt can limit the bendable degree of the flexible circuit board within a certain range to protect the connection structure of the flexible circuit board and the light source, so that the light source and the bonding pad are not easy to damage, and the service life of the flexible foldable phototherapy instrument is prolonged.
Optionally, the middle parts of the side walls of the chain links facing other chain links are fixedly connected with hinge lugs; the hinge ears on the opposite side walls of two adjacent links are hinged by a pivot.
By adopting the technical scheme, the chain belt is convenient to assemble; the user can adjust the crooked degree of flexible circuit board according to the user demand when using flexible folding phototherapy instrument, makes the flexible circuit board laminate affected part skin. When the bending degree of the flexible circuit board is adjusted, the shape of the chain belt is changed along with the change of the shape of the flexible circuit board, however, when two adjacent chain links in the chain belt are contacted, the chain belt can not be bent any more at the corresponding position, and similarly, the flexible circuit board can not be bent any more at the position; therefore, the chain belt protects the connection structure of the flexible circuit board and the light source, so that the light source and the bonding pad are not easy to damage, and the service life of the flexible foldable phototherapy instrument is prolonged.
Optionally, the pivot is a damping shaft.
By the technical scheme, the chain belt can keep the posture suitable for a user when being bent
Optionally, two adjacent chain links are hinged through a damping hinge.
Through the technical scheme, the chain belt can keep a posture suitable for a user when being bent.
Optionally, a threaded hole is formed in the side wall of the chain link, on which the hinge lug is arranged, and a limit screw is screwed in the threaded hole.
By adopting the technical scheme, the rotation angle between two adjacent chain links can be limited by adjusting the length of the limit screw extending out of the threaded hole.
Optionally, the side wall of the chain link is provided with two threaded holes, the two threaded holes are arranged at intervals along a direction gradually approaching the flexible circuit board, and the hinge lug is located between the two threaded holes.
By adopting the technical scheme, the length of the two limit screws extending out of the threaded holes can be adjusted, so that the maximum angle of the chain link rotating towards different directions is limited.
Optionally, a heat conducting layer is uniformly arranged between the flexible circuit board and the chain belt, and the heat conducting layer comprises a plurality of metal sheets uniformly connected to one side of the chain belt facing the flexible circuit board.
Through adopting above-mentioned technical scheme, the heat dispersion that can improve flexible collapsible phototherapy instrument on the one hand of setting up of heat-conducting layer, on the other hand can be connected flexible circuit board and heat-conducting layer more firmly.
Optionally, one side of the flexible circuit board, which is provided with the light source, is also connected with a light homogenizing film, and the light source is located between the light homogenizing film and the flexible circuit board.
By adopting the technical scheme, the light homogenizing film can enable the light emitted by the light source to be irradiated on the skin more uniformly, and the treatment effect is effectively improved.
Optionally, a reflective film is arranged between the flexible circuit board and the light homogenizing film, a through hole is formed in the reflective film at a position corresponding to the light source, and the light source penetrates through the reflective film through the through hole.
By adopting the technical scheme, the reflective film can reflect light, so that the utilization rate and the treatment effect of light are effectively improved.
Optionally, the light source is an LED.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the chain belt can limit the bending degree of the flexible circuit board within a certain range so as to protect the connection structure of the flexible circuit board and the light source, so that the light source and the bonding pad are not easy to damage, and the service life of the flexible foldable phototherapy instrument is prolonged;
2. the heat conducting layer can improve the heat dissipation performance of the flexible foldable phototherapy instrument on one hand, and the flexible circuit board and the heat conducting layer can be connected more firmly on the other hand;
3. the light homogenizing film can enable light emitted by the light source to be more uniformly irradiated on the skin, so that the treatment effect is effectively improved;
4. the reflective film can reflect light, and effectively improves the utilization rate and the treatment effect of the light.
Drawings
Fig. 1 is an exploded view of a flexible and foldable phototherapy instrument disclosed in an embodiment of the present application.
FIG. 2 is a schematic diagram of a connection structure between links according to an embodiment.
FIG. 3 is a schematic view showing a structure of a link belt according to a second embodiment.
Description of reference numerals: 1. a chain belt; 11. a chain link; 12. a hinge ear; 13. a pivot; 14. a threaded hole; 15. a screw; 2. a metal sheet; 3. a flexible circuit board; 4. a light source; 5. a light-reflecting layer; 51. a through hole; 6. and (6) homogenizing the film.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses a flexible and foldable phototherapy instrument.
The first embodiment is as follows:
referring to fig. 1, the foldable phototherapy instrument comprises a chain belt 1, a heat conduction layer, a flexible circuit board 3, a light source 4, a reflection layer 5 and a light homogenizing film 6, wherein a plurality of bonding pads for mounting the light source 4 are uniformly connected to the flexible circuit board 3.
In the present embodiment, the light source 4 is an LED, which is attached to the corresponding pad by solder paste. The reflecting layer 5 is adhered to one side of the flexible circuit board 3 connected with the light source 4, a through hole 51 is formed in the position, corresponding to the light source 4, of the reflecting layer 5, and the light source 4 penetrates through the reflecting film through the through hole 51; the reflective film has a high reflection effect on light, the utilization rate of light can be improved, and the treatment effect of the foldable phototherapy instrument is improved. The light homogenizing film 6 is connected to one side of the reflective film back to the flexible circuit board 3, and the light homogenizing film 6 is made of flexible materials such as a silica gel film and a TPU film; even setting up of membrane 6 can improve laminating degree and the travelling comfort with skin on the one hand, on the other hand can make the more even shining of light that light source 4 sent human skin, the therapeutic effect of the folding phototherapy instrument of effectual improvement.
The heat conducting layer comprises a plurality of metal sheets 2 which are uniformly arranged on one side of the flexible circuit board 3 back to the light source 4, and the metal sheets 2 and the flexible circuit board 3 are fixedly connected in a bonding, welding, riveting and other connection modes; the metal sheet 2 is generally made of a soft metal material, such as copper, aluminum, etc.
Referring to fig. 2, the chain belt 1 includes a plurality of links 11 uniformly disposed on a side of the heat conductive layer opposite to the flexible circuit board 3, in this embodiment, the links 11 are rectangular metal blocks, and each metal sheet 2 has four links 11; the links 11 and the metal sheet 2 are fixedly connected by means of bonding, welding, fusion, riveting, or the like. Two adjacent chain links 11 are hinged with each other, specifically, a hinge lug 12 is fixedly connected to the middle of the side wall of each chain link 11 facing the adjacent chain link 11, and the hinge lugs 12 on the opposite side walls of the two adjacent chain links 11 are hinged through a pivot 13. In other embodiments, the pivot 13 is a damping shaft, so that the flexible and foldable phototherapy apparatus can maintain an adjusted posture when a user uses the flexible and foldable phototherapy apparatus.
When the chain belt 1 is bent, if the adjacent two links 11 of the chain belt 1 come into contact, the chain belt 1 cannot be further bent at the corresponding positions. The chain belt 1 is provided with a first stopping surface and a second stopping surface to prevent the chain belt 1 from being excessively bent; the first stop curved surface is a surface formed by bending the chain belt 1 to the limit position in the direction of the flexible circuit board 3, and the second stop curved surface is a surface formed by bending the chain belt 2 to the limit position in the direction opposite to the flexible circuit board 3. Through setting up first stop curved surface and second stop curved surface, restrict the degree that flexible collapsible phototherapy instrument can be crooked at reasonable within range to protect flexible circuit board 3 and light source 4's connection structure, make light source 4 and pad be difficult for being destroyed, improved the life of flexible collapsible phototherapy instrument.
Example two:
referring to fig. 1 and 3, the present embodiment is different from the first embodiment in that: two threaded holes 14 are formed in the side wall of the chain link 11, which is provided with the hinge lug 12, the two threaded holes 14 are arranged at intervals along the direction gradually approaching the flexible circuit board 3, and the hinge lug 12 is positioned between the two threaded holes 14; a set screw 15 is screwed into each threaded hole 14.
After the limit screws 15 are screwed out from the screw holes 14 by a certain length, when the flexible circuit board 3 and the fastener tape 1 are bent, the limit screws 15 of the adjacent two links 11 abut against each other to limit the bending degree of the bent flexible circuit board 3 and the fastener tape 1. When producing flexible collapsible phototherapy instrument, can adjust the length that stop screw 15 stretches out screw hole 14 according to actual conditions to adjust the maximum bending degree of crooked flexible circuit board 3 and chain belt 1, with the better protection of the connection structure to light source 4 and pad, improve the life of flexible collapsible phototherapy instrument.
Example three:
the difference between the embodiment and the first embodiment is that two adjacent links 11 are hinged through a damping hinge; therefore, when the user uses the flexible foldable phototherapy instrument, the flexible foldable phototherapy instrument can keep the adjusted posture
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. A flexible foldable phototherapy instrument comprises a flexible circuit board (3), wherein one side of the flexible circuit board (3) is connected with a light source (4); the method is characterized in that: the light-emitting device is characterized by further comprising a chain belt (1), wherein the chain belt (1) comprises a plurality of chain links (11) which are uniformly arranged on one side, facing away from the light source (4), of the flexible circuit board (3), every two adjacent chain links (11) are hinged to each other, and parts in the chain belt (1) can limit the rotating angle between every two adjacent chain links (11).
2. A flexible and foldable phototherapy apparatus as claimed in claim 1, wherein: the middle parts of the side walls of the chain links (11) facing other chain links (11) are fixedly connected with hinge lugs (12); the hinge lugs (12) on the opposite side walls of two adjacent chain links (11) are hinged through a pivot (13).
3. A flexible and foldable phototherapy apparatus as claimed in claim 2, wherein: the pivot (13) is a damping rotating shaft.
4. A flexible and foldable phototherapy apparatus as claimed in claim 1, wherein: two adjacent chain links (11) are hinged through damping hinges.
5. A flexible and foldable phototherapy apparatus as claimed in claim 2, wherein: threaded holes (14) are formed in the side wall, provided with the hinge lugs (12), of the chain link (11), and limiting screws (15) are screwed in the threaded holes (14).
6. A flexible and foldable phototherapy apparatus as claimed in claim 5, wherein: the side wall of the chain link (11) is provided with two threaded holes (14), the two threaded holes (14) are arranged at intervals along the direction gradually approaching the flexible circuit board (3), and the hinge lug (12) is located between the two threaded holes (14).
7. A flexible and foldable phototherapy apparatus as claimed in claim 1, wherein: the flexible printed circuit board (3) and evenly be provided with the heat-conducting layer between chain belt (1), the heat-conducting layer includes a plurality of even connections at chain belt (1) towards metal sheet (2) of flexible printed circuit board (3) one side.
8. A flexible and foldable phototherapy apparatus as claimed in claim 1, wherein: one side of the flexible circuit board (3) provided with the light source (4) is also connected with a light homogenizing film (6), and the light source (4) is positioned between the light homogenizing film (6) and the flexible circuit board (3).
9. A flexible and foldable phototherapy apparatus as claimed in claim 8, wherein: a reflective film is arranged between the flexible circuit board (3) and the light homogenizing film (6), a through hole (51) is formed in the position, corresponding to the light source (4), on the reflective film, and the light source (4) penetrates through the reflective film through the through hole (51).
10. A flexible and foldable phototherapy apparatus as claimed in claim 1, wherein: the light source (4) is an LED.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120341588.2U CN216603810U (en) | 2021-02-06 | 2021-02-06 | Flexible and foldable phototherapy instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120341588.2U CN216603810U (en) | 2021-02-06 | 2021-02-06 | Flexible and foldable phototherapy instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216603810U true CN216603810U (en) | 2022-05-27 |
Family
ID=81682611
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120341588.2U Active CN216603810U (en) | 2021-02-06 | 2021-02-06 | Flexible and foldable phototherapy instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216603810U (en) |
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2021
- 2021-02-06 CN CN202120341588.2U patent/CN216603810U/en active Active
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