CN216927277U - Device for improving UV irradiation uniformity - Google Patents
Device for improving UV irradiation uniformity Download PDFInfo
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- CN216927277U CN216927277U CN202123454791.XU CN202123454791U CN216927277U CN 216927277 U CN216927277 U CN 216927277U CN 202123454791 U CN202123454791 U CN 202123454791U CN 216927277 U CN216927277 U CN 216927277U
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- reflecting plate
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Abstract
The utility model discloses a device for improving the uniformity of UV irradiation, which comprises a treatment cavity, wherein the treatment cavity is formed by sequentially enclosing a first reflecting plate, a first panel, a second reflecting plate and a second panel; the treatment cavity is internally provided with a containing area, the containing area is used for containing a piece to be treated, the first UV light source can directly irradiate or reflect to the piece to be treated through the first reflecting plate and the second reflecting plate, and the second UV light source can directly irradiate or reflect to the piece to be treated through the first reflecting plate and the second reflecting plate. A device for improving UV shines homogeneity can improve the degree of consistency of UV light energy on the piece of treating for each region realizes the treatment effect in the piece of treating, occupies smallly, the quantity of first reflecting plate and second reflecting plate respectively be one can, manufacturing cost is lower.
Description
Technical Field
The present invention relates to an apparatus for improving the uniformity of UV irradiation.
Background
The UV is widely applicable, such as UV curing, blood inactivation treatment, droplet pretreatment in single cell sequencing, etc., but if the UV is not uniformly irradiated on the target surface, the irradiation intensity in the middle area is high, the light intensity in the edge area is low, and the UV irradiation uniformity is low, the following consequences can be caused, for example: UV curing is not uniform; the treatment effect of the edge area in the sample is poor in the blood inactivation treatment process; in the liquid drop pretreatment process, the DNA fragments can not fall off in each area, and the treatment effect of the edge area is not ideal.
In the prior art, lenses are mainly adopted to improve the uniformity of UV irradiation, however, one UV lamp at least needs one lens to improve the uniformity of UV irradiation, and if a plurality of UV lamps are installed in the device, a corresponding number of lenses are needed, so that the production cost is high. In addition, additional space is required to install the lens in the device, resulting in a large footprint for the device.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects that the manufacturing cost is high and the occupied space of the device is large due to the fact that a lens is adopted to improve the UV irradiation uniformity in the prior art, and provides a device for improving the UV irradiation uniformity.
The utility model solves the technical problems through the following technical scheme:
the utility model provides a device for improving the uniformity of UV irradiation, which comprises a treatment cavity, wherein the treatment cavity is formed by sequentially enclosing a first reflecting plate, a first panel, a second reflecting plate and a second panel;
the treatment cavity is internally provided with a containing area which is used for containing a piece to be treated, the first UV light source can directly irradiate or reflect to the piece to be treated through the first reflecting plate and the second reflecting plate, and the second UV light source can directly irradiate or reflect to the piece to be treated through the first reflecting plate and the second reflecting plate.
In this scheme, adopt above-mentioned structural style, first aspect, first UV light source and second UV light source can direct irradiation pending piece, and the UV light that first UV light source and second UV light source sent can shine on pending piece through the reflection of first reflecting plate and second reflecting plate to remedy the marginal zone UV light irradiation intensity little defect of pending piece, in order to improve the degree of consistency of UV light energy on pending piece, make each region can both realize the treatment effect in pending piece. In addition, the first UV light source and the second UV light source are respectively arranged on the first panel and the second panel which are used as the side walls of the processing cavity, so that no additional installation space is needed, and the device for improving the uniformity of UV irradiation occupies small volume. In a third aspect, in a processing chamber, under the condition that the number of the first UV light sources and the number of the second UV light sources are multiple according to the light energy requirement, the number of the first reflecting plates and the number of the second reflecting plates do not need to be correspondingly increased, the number of the first reflecting plates and the number of the second reflecting plates are only one, and the production cost is low.
Preferably, the first reflection plate is provided with a through hole, and the through hole is used for placing the to-be-processed piece.
In this scheme, adopt above-mentioned structural style, operating personnel passes the through-hole and puts into pending piece, is convenient for change the pending piece of handling, puts into new pending piece for improve the device high-usage that the UV shines the homogeneity. In addition, an operator places the to-be-treated piece through the through hole, operation is facilitated, and the through hole is formed in the first reflection plate and serves as an inlet for placing the to-be-treated piece, so that processing is facilitated.
Preferably, the through hole is provided at a center of the first reflection plate.
In this scheme, adopt above-mentioned structural style, the piece of awaiting processing puts into the process chamber through the through-hole, and the through-hole is located the top of the piece of awaiting processing, and the through-hole is located the center department of first reflecting plate, and the piece of awaiting processing is located the mid-plane of first reflecting plate, and the piece of awaiting processing is located the mid point department between first UV light source and the second UV light source promptly for UV light is even in the both sides distribution of the piece of awaiting processing, has further improved the homogeneity of UV light energy on the piece of awaiting processing.
Preferably, the first UV light source is located at the center of the first panel;
and/or the second UV light source is located at the center of the second panel.
In this scheme, adopt above-mentioned structural style for UV light is evenly distributed from top to bottom at the piece that treats, has further improved the homogeneity that UV light shines on the piece that treats.
Preferably, the first UV light source is a UV-LED and the second UV light source is a UV-LED.
Preferably, the first reflection plate is a flat surface;
and/or the second reflecting plate is a flat surface.
In this scheme, adopt above-mentioned structural style, the light reflection that first UV light source and second UV light source sent is in order to improve the degree of consistency of UV light energy on the piece of awaiting processing, when realizing improving UV irradiation homogeneity, and the straight face processing degree of difficulty is less, the processing of being convenient for.
Preferably, the first reflecting plate is arranged in a cambered surface manner, and the first reflecting plate protrudes in a direction away from the accommodating area;
and/or the second reflecting plate is arranged in a cambered surface mode, and the second reflecting plate protrudes towards the direction far away from the containing area.
In this scheme, adopt above-mentioned structural style, the light that first UV light source and second UV light source sent shines on the cambered surface of first reflecting plate to the marginal area of treating the piece is reflected, shines the homogeneity with the improvement UV. The light emitted by the first UV light source and the second UV light source irradiates the cambered surface of the second reflecting plate and is reflected to the edge area of the piece to be processed, so that the UV irradiation uniformity is improved.
Preferably, two sides of the first reflection plate, which are close to the first UV light source and the second UV light source, extend in a direction close to the accommodating area;
and/or two sides of the second reflecting plate close to the first UV light source and the second UV light source extend towards the direction close to the accommodating area.
In this scheme, adopt above-mentioned structural style, the light that first UV light source and second UV light source sent shines to the inclined plane of first reflecting plate both sides to the marginal area of treating the piece is reflected, in order to improve UV and shine the homogeneity. The light emitted by the first UV light source and the second UV light source irradiates the inclined planes at two sides of the second reflecting plate and is reflected to the edge area of the piece to be processed so as to improve the uniformity of UV irradiation.
Preferably, the first reflective plate is made of silver, copper, stainless steel, hard aluminum, indium or chromium, and the second reflective plate is made of silver, copper, stainless steel, hard aluminum, indium or chromium;
or the surface of the first reflecting plate is plated with chrome, gold, indium or a UV-resistant high-reflection dielectric film, and the surface of the second reflecting plate is plated with chrome, gold, indium or a UV-resistant high-reflection dielectric film.
In this scheme, adopt above-mentioned structural style, the UV light that UV-LED lamp sent shines on first reflecting plate and second reflecting plate, and first reflecting plate and second reflecting plate can stand the long-term irradiation of UV light and keep the characteristic basically unchangeable for the UV light that shines on treating the piece can keep higher degree of consistency for a long time.
Preferably, the means for improving the uniformity of UV irradiation comprises a plurality of said treatment chambers, each of which is independently disposed.
In this scheme, adopt above-mentioned structural style, can put into one piece to be handled respectively simultaneously in a plurality of treatment chambeies, handle a plurality of pieces to be handled simultaneously promptly, the availability factor is high. Every treatment chamber independent setting, each treatment chamber separates each other promptly, can not disturb the processing condition in all the other treatment chambers when independent treatment intracavity handles pending piece, can avoid the UV illumination intensity that sends in this treatment chamber to influence all the other treatment chambers, further can avoid influencing the light energy distribution condition on the pending piece in all the other treatment chambers.
The positive progress effects of the utility model are as follows: first aspect, first UV light source and second UV light source can direct irradiation pending piece, and the UV light that first UV light source and second UV light source sent can shine on pending piece through the reflection of first reflecting plate and second reflecting plate to remedy the marginal zone UV light irradiation intensity little defect of pending piece, in order to improve the degree of consistency of UV light energy on pending piece, make in pending piece each region can both realize the treatment effect. In addition, the first UV light source and the second UV light source are respectively arranged on the first panel and the second panel which are used as the side walls of the processing cavity, so that no additional installation space is needed, and the device for improving the uniformity of UV irradiation occupies small volume. In a third aspect, in a processing chamber, under the condition that the number of the first UV light sources and the number of the second UV light sources are multiple according to the light energy requirement, the number of the first reflecting plates and the number of the second reflecting plates do not need to be correspondingly increased, the number of the first reflecting plates and the number of the second reflecting plates are only one, and the production cost is low.
Drawings
FIG. 1 is a schematic view of an apparatus for improving the uniformity of UV irradiation according to a preferred embodiment of the present invention.
FIG. 2 is a schematic view of another angle of the apparatus for improving the uniformity of UV irradiation according to the preferred embodiment of the present invention.
FIG. 3 is a schematic view of another angle of the apparatus for improving the uniformity of UV irradiation according to the preferred embodiment of the present invention.
Description of reference numerals:
First reflecting plate 11
Through-hole 111
First UV light source 121
Second reflecting plate 13
Second UV light source 141
Detailed Description
The present invention is further illustrated by the following examples, but is not limited thereby within the scope of the examples which follow.
The present invention provides an apparatus for improving the uniformity of UV irradiation, as shown in fig. 1 and 2. The device for improving the uniformity of UV irradiation comprises a treatment cavity 1, wherein the treatment cavity 1 is formed by sequentially enclosing a first reflecting plate 11, a first panel 12, a second reflecting plate 13 and a second panel 14, and the cross section of the treatment cavity 1 is rectangular. First reflecting plate 11 and second reflecting plate 13 set up relatively, first panel 12 and second panel 14 set up relatively, a device for improving UV shines the homogeneity still includes third panel and fourth panel, first reflecting plate 11, first panel 12, second reflecting plate 13, second panel 14, third panel and fourth panel enclose and form confined cavity, first reflecting plate 11 is connected respectively to the four sides of third panel, first panel 12, second reflecting plate 13 and second panel 14, first reflecting plate 11 is connected respectively to the four sides of fourth panel, first panel 12, second reflecting plate 13 and second panel 14 are connected respectively to the four sides of fourth panel. The first panel 12 is provided with a first UV light source 121, and the second panel 14 is provided with a second UV light source 141. The processing chamber 1 is provided with a containing area, the containing area is used for containing pieces to be processed, the pieces to be processed are different in volume, and the containing area is also different in size. When the device for improving the UV irradiation uniformity is used for UV curing, the piece to be treated can be a sample to be cured; when the device for improving the UV irradiation uniformity is used for blood fire extinguishing treatment, the piece to be treated can be a blood container filled with a blood solution sample; when the device for improving the UV irradiation uniformity is used for liquid drop pretreatment, the part to be treated can be a microsphere sample to be treated. The first UV light source 121 can directly irradiate or be reflected to the member to be treated through the first and second reflection plates 11 and 13, and the second UV light source 141 can directly irradiate or be reflected to the member to be treated through the first and second reflection plates 11 and 13. That is, the first UV light source 121 can directly irradiate onto the workpiece to be treated, or irradiate onto the workpiece to be treated by reflection of the first reflection plate 11 and the second reflection plate 13; the second UV light source 141 can be directly irradiated onto the member to be treated, or irradiated onto the member to be treated by reflection of the first and second reflection plates 11 and 13.
In this embodiment, in a first aspect, the first UV light source 121 and the second UV light source 141 can directly irradiate the workpiece to be processed, and the UV light emitted by the first UV light source 121 and the second UV light source 141 can be irradiated onto the workpiece to be processed through the reflection of the first reflection plate 11 and the second reflection plate 13, so as to make up for the defect that the UV light irradiation intensity of the edge area of the workpiece to be processed is small, so as to improve the uniformity of the UV light energy on the workpiece to be processed, so that the processing effect can be achieved in each area of the workpiece to be processed, for example: UV curing is uniform; enhancing the treatment effect of the edge area of the sample in the blood inactivation treatment process; the drop-off of the DNA fragments is achieved in the individual regions during the droplet pretreatment. In the second aspect, the first and second reflection plates 11 and 13 directly serve as sidewalls of the process chamber 1 without an additional assembly space, and in addition, the first and second UV light sources 121 and 141 are respectively installed on the first and second panels 12 and 14 serving as sidewalls of the process chamber 1 without an additional installation space, so that the apparatus for improving the uniformity of UV irradiation occupies a small volume. In the third aspect, in one processing chamber 1, when the number of the first UV light sources 121 and the number of the second UV light sources 141 are plural according to the light energy requirement, the number of the first reflective plates 11 and the number of the second reflective plates 13 do not need to be correspondingly increased, and the number of the first reflective plates 11 and the number of the second reflective plates 13 are only one, so that the production cost is low.
The first reflection plate 11 is provided with a through hole 111, and the through hole 111 is used for placing a to-be-processed piece. An operator inserts the to-be-treated member through the through hole 111, so that the treated to-be-treated member can be replaced conveniently, and a new to-be-treated member is inserted, so that the device for improving the UV irradiation uniformity has high utilization rate. In addition, an operator places the to-be-treated piece through the through hole 111, operation is facilitated, and the through hole 111 is formed in the first reflection plate 11 and serves as an inlet for placing the to-be-treated piece, so that processing is facilitated.
The through hole 111 is provided at the center of the first reflection plate 11. The piece to be processed is placed into the processing cavity 1 through the through hole 111, the through hole 111 is located above the piece to be processed, the through hole 111 is located in the center of the first reflection plate 11, the piece to be processed is located on the bisection plane of the first reflection plate 11, namely, the piece to be processed is located at the midpoint between the first UV light source 121 and the second UV light source 141, so that the UV light is uniformly distributed on two sides of the piece to be processed, and the uniformity of the light energy of the UV light on the piece to be processed is further improved.
In some embodiments, the first UV light source 121 is located at the center of the first panel 12 so that the UV light is evenly distributed over and under the piece to be treated; the second UV light source 141 is located at the center of the second panel 14, so that the UV light is uniformly distributed above and below the member to be treated, further improving the uniformity of irradiation of the UV light on the member to be treated.
The first UV light source 121 is a UV-LED, and the second UV light source 141 is a UV-LED.
In some embodiments, the first reflective plate 11 is a flat surface, and the light emitted by the first UV light source 121 and the light emitted by the second UV light source 141 are reflected onto the workpiece to be processed, so as to improve the uniformity of UV light energy on the workpiece to be processed, thereby improving the uniformity of UV irradiation, and simultaneously achieving a smaller processing difficulty and facilitating processing. The second reflection plate 13 is disposed symmetrically to the first reflection plate 11 and is also a flat surface.
In some embodiments, the first reflective plate 11 is disposed in a cambered surface, the first reflective plate 11 protrudes in a direction away from the accommodating area, and the light emitted by the first UV light source 121 and the second UV light source 141 is irradiated onto the cambered surface of the first reflective plate 11 and reflected to the edge area of the workpiece to be processed, so as to improve the uniformity of UV irradiation. The second reflecting plate 13 is arranged symmetrically to the first reflecting plate 11, the second reflecting plate 13 is arranged in a cambered surface manner, and the second reflecting plate 13 protrudes in a direction away from the accommodating area. Wherein, the first reflecting plate 11 and the second reflecting plate 13 can be arranged in a spherical surface; the first reflector 11 and the second reflector 13 may also be disposed aspheric, that is, the cambered surfaces of the first reflector 11 and the second reflector 13 are aspheric.
In some embodiments, two sides of the first reflective plate 11 near the first UV light source 121 and the second UV light source 141 extend toward a direction near the receiving area, two sides of the first reflective plate 11 have slopes extending outward, and light emitted from the first UV light source 121 and the second UV light source 141 is irradiated onto inner surfaces of the slopes of the two sides of the first reflective plate 11 and reflected to an edge area of the workpiece to be processed, so as to improve uniformity of UV irradiation. The second reflective plate 13 is disposed symmetrically to the first reflective plate 11, and two sides of the second reflective plate 13 near the first UV light source 121 and the second UV light source 141 extend toward the receiving area.
The surfaces of the first reflecting plate 11 and the second reflecting plate 13 are smooth and bright, the first reflecting plate 11 is made of silver, copper, stainless steel, hard aluminum, indium or chromium, and the second reflecting plate 13 is made of silver, copper, stainless steel, hard aluminum, indium or chromium. The UV light emitted by the UV-LED lamp irradiates on the first reflecting plate 11 and the second reflecting plate 13, and the first reflecting plate 11 and the second reflecting plate 13 can bear long-term irradiation of the UV light and keep the characteristics basically unchanged, so that the UV light irradiating on the piece to be treated can keep high uniformity for a long time.
When the first UV light source 121 and the second UV light source 141 are fluorescent tubes and the first reflective plate 11 and the second reflective plate 13 are made of aluminum, the fluorescent tubes emit 365nm UV light to irradiate the aluminum material, the surface characteristics of the aluminum material change after the aluminum material is irradiated by the 365nm UV light for a long time, and the first reflective plate 11 and the second reflective plate 13 made of stainless steel can endure the long-term irradiation of the UV light while maintaining the characteristics substantially unchanged, that is, the first reflective plate 11 and the second reflective plate 13 made of stainless steel can endure a wide range of UV wavelengths. Of course, the first UV light source 121 and the second UV light source 141 are UV-LEDs, and the first reflective plate 11 and the second reflective plate 13 may be made of hard aluminum.
In other embodiments, as an alternative, the surface of the first reflection plate 11 is plated with chrome, gold, indium or UV-resistant high-reflection dielectric film, and the surface of the second reflection plate 13 is plated with chrome, gold, indium or UV-resistant high-reflection dielectric film.
As shown in fig. 2 and 3, the device for improving the uniformity of UV irradiation includes a plurality of processing chambers 1, and one object to be processed can be simultaneously and respectively placed in the plurality of processing chambers 1, that is, a plurality of objects to be processed can be simultaneously processed, so that the use efficiency is high. Every treatment chamber 1 independent setting, each treatment chamber 1 separates each other promptly, can not disturb the processing condition in all the other treatment chambers 1 when handling the piece to be processed in independent treatment chamber 1, can avoid the UV illumination intensity in all the other treatment chambers 1 of the UV influence that sends in this treatment chamber 1, further can avoid influencing the light energy distribution condition on the piece to be processed in all the other treatment chambers 1.
While specific embodiments of the utility model have been described above, it will be appreciated by those skilled in the art that this is by way of example only, and that the scope of the utility model is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and scope of the utility model, and these changes and modifications are within the scope of the utility model.
Claims (10)
1. The device for improving the UV irradiation uniformity is characterized by comprising a treatment cavity, wherein the treatment cavity is formed by sequentially enclosing a first reflecting plate, a first panel, a second reflecting plate and a second panel, the first reflecting plate and the second reflecting plate are oppositely arranged, the first panel and the second panel are oppositely arranged, a first UV light source is arranged on the first panel, and a second UV light source is arranged on the second panel;
the treatment cavity is internally provided with a containing area which is used for containing a piece to be treated, the first UV light source can directly irradiate or reflect to the piece to be treated through the first reflecting plate and the second reflecting plate, and the second UV light source can directly irradiate or reflect to the piece to be treated through the first reflecting plate and the second reflecting plate.
2. The apparatus according to claim 1, wherein the first reflector has a through hole for receiving the object to be treated.
3. The apparatus for improving uniformity of UV irradiation according to claim 2, wherein said through hole is provided at a center of said first reflection plate.
4. The apparatus for improving UV illumination uniformity of claim 1, wherein the first UV light source is located at a center of the first panel;
and/or the second UV light source is located at the center of the second panel.
5. The apparatus for improving the uniformity of UV illumination according to claim 1, wherein said first UV light source is a UV-LED and said second UV light source is a UV-LED.
6. The apparatus for improving the uniformity of UV illumination according to claim 5, wherein said first reflector plate is flat;
and/or the second reflecting plate is a flat surface.
7. The apparatus according to claim 5, wherein the first reflector is curved, and the first reflector is convex in a direction away from the receiving area;
and/or the second reflecting plate is arranged in a cambered surface mode, and the second reflecting plate protrudes towards the direction far away from the accommodating area.
8. The apparatus according to claim 5, wherein both sides of the first reflective plate adjacent to the first UV light source and the second UV light source extend in a direction adjacent to the receiving area;
and/or two sides of the second reflecting plate close to the first UV light source and the second UV light source extend towards the direction close to the accommodating area.
9. The device according to any one of claims 6 to 8, wherein the first reflective plate is made of silver, copper, stainless steel, hard aluminum, indium or chromium, and the second reflective plate is made of silver, copper, stainless steel, hard aluminum, indium or chromium;
or the surface of the first reflecting plate is plated with chrome, gold, indium or a UV-resistant high-reflection dielectric film, and the surface of the second reflecting plate is plated with chrome, gold, indium or a UV-resistant high-reflection dielectric film.
10. The apparatus for improving the uniformity of UV irradiation of claim 9, wherein said means for improving the uniformity of UV irradiation comprises a plurality of said process chambers, each of said process chambers being independently disposed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123454791.XU CN216927277U (en) | 2021-12-31 | 2021-12-31 | Device for improving UV irradiation uniformity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123454791.XU CN216927277U (en) | 2021-12-31 | 2021-12-31 | Device for improving UV irradiation uniformity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216927277U true CN216927277U (en) | 2022-07-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123454791.XU Active CN216927277U (en) | 2021-12-31 | 2021-12-31 | Device for improving UV irradiation uniformity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216927277U (en) |
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2021
- 2021-12-31 CN CN202123454791.XU patent/CN216927277U/en active Active
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Effective date of registration: 20220905 Address after: Room 316, Building 1, No. 351, Guoshoujing Road, China (Shanghai) Pilot Free Trade Zone, Pudong New Area, Shanghai, 201203 Patentee after: Shanghai Mozhuo Biotechnology Co.,Ltd. Address before: 314501 No. 455 Heshun Road, Wuzhen Town, Tongxiang City, Jiaxing City, Zhejiang Province Patentee before: Mezhuo Biotechnology (Zhejiang) Co.,Ltd. |
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