CN218271945U - Integrating sphere device and water spectrum detection equipment - Google Patents
Integrating sphere device and water spectrum detection equipment Download PDFInfo
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- CN218271945U CN218271945U CN202222227473.8U CN202222227473U CN218271945U CN 218271945 U CN218271945 U CN 218271945U CN 202222227473 U CN202222227473 U CN 202222227473U CN 218271945 U CN218271945 U CN 218271945U
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Abstract
The embodiment of the application provides an integrating sphere device and water body spectrum detection equipment, wherein the integrating sphere device comprises an integrating sphere main body, the integrating sphere main body is provided with a light outlet, a light inlet, a water outlet and a water inlet, the integrating sphere main body is provided with a hollow sphere cavity, the wall of the sphere cavity is provided with a diffuse reflection layer, and the light outlet, the light inlet, the water outlet and the water inlet are all communicated with the sphere cavity; the light beams are emitted to the spherical cavity filled with the water sample, and leave from the light outlet to enter the spectrum detector through multiple diffuse reflection of the diffuse reflection layer, so that the water quality of the water sample is conveniently analyzed; the light source is converted into uniform light through multiple diffuse reflection of the diffuse reflection layer, the light field inside the spherical cavity is uniformly distributed, and the detection sensitivity is improved through a quite long optical path.
Description
Technical Field
The embodiment of the application relates to but is not limited to the optical detection field, especially relates to an integrating sphere device and water spectral detection equipment.
Background
At present mainly adopt cell or probe to carry out water quality testing, the test light path of this kind of mode sets up relatively short usually, this is because when adopting cell or probe to carry out water quality testing, and the test light path of overlength easily takes place light and diverges the phenomenon in the water sample, influences and detects the precision.
SUMMERY OF THE UTILITY MODEL
The following is a summary of the subject matter described in detail herein. This summary is not intended to limit the scope of the claims.
The embodiment of the application provides an integrating sphere device and water body spectrum detection equipment.
In a first aspect, the integrating sphere device comprises an integrating sphere main body, wherein the integrating sphere main body is provided with a light outlet, a light inlet, a water outlet and a water inlet, the integrating sphere main body is provided with a hollow spherical cavity, the wall of the spherical cavity is provided with a diffuse reflection layer, and the light outlet, the light inlet, the water outlet and the water inlet are all communicated with the spherical cavity.
In certain embodiments, the diffuse reflective layer is made of a polytetrafluoroethylene material.
In some embodiments, the water inlet is connected to a water inlet pipe.
In some embodiments, the water outlet is connected to a water outlet pipe.
In some embodiments, the integrating sphere device comprises a housing provided with a housing cavity, and the integrating sphere body is placed in the housing cavity.
In some embodiments, the housing is provided with a housing light outlet, a housing light inlet, a housing water outlet and a housing water inlet, the housing light outlet corresponds to the light outlet, the housing light inlet corresponds to the light inlet, the housing water outlet corresponds to the water outlet, and the housing water inlet corresponds to the water inlet; the shell light outlet, the shell light inlet, the shell water outlet and the shell water inlet are all communicated with the shell cavity.
In some embodiments, the housing comprises a first shell and a second shell, the first shell is provided with a first half cavity, the second shell is provided with a second half cavity, and the first half cavity and the second half cavity are combined to form the housing cavity.
In certain embodiments, the first housing and the second housing are connected by screws.
In certain embodiments, the water inlet is located higher than the water outlet.
In a second aspect, a water body spectrum detection device comprises a light source, a spectrum detector and the integrating sphere device; the light source is arranged at the light inlet, the light source is arranged at the light outlet, and the light source is arranged at the light inlet.
The scheme at least has the following beneficial effects: a water sample is injected into the ball cavity of the integrating ball main body from the water inlet, and the water sample in the ball cavity flows out from the water outlet, so that the ball cavity is filled with the water sample, and the water sample keeps flowing; the light source emits light beams, so that the light beams are emitted into the spherical cavity filled with the water sample from the light inlet, the light beams are emitted from the light outlet after multiple diffuse reflection of the diffuse reflection layer, and can be absorbed by the water sample in the spherical cavity in the diffuse reflection process; the light source is converted into uniform light through multiple diffuse reflection of the diffuse reflection layer, the light field inside the spherical cavity is uniformly distributed, and the detection sensitivity is improved through a quite long optical path.
Drawings
The accompanying drawings are included to provide a further understanding of the claimed subject matter and are incorporated in and constitute a part of this specification, illustrate embodiments of the subject matter and together with the description serve to explain the principles of the subject matter and not to limit the subject matter.
FIG. 1 is a block diagram of an integrating sphere device;
FIG. 2 is a cross-sectional view of an integrating sphere apparatus;
fig. 3 is an exploded view of an integrating sphere apparatus.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
It should be noted that although functional blocks are partitioned in a schematic diagram of an apparatus and a logical order is shown in a flowchart, in some cases, the steps shown or described may be performed in a different order than the partitioning of blocks in the apparatus or the order in the flowchart. The terms "first," "second," and the like in the description, in the claims, or in the drawings described above, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order.
The embodiments of the present application will be further explained with reference to the drawings.
Referring to fig. 1 to 3, an embodiment of the present application provides an integrating sphere device, including an integrating sphere main body 200, where the integrating sphere main body 200 is provided with a light outlet 202, a light inlet 201, a water outlet 204, and a water inlet 203, the integrating sphere main body 200 is provided with a hollow sphere cavity 210, a wall of the sphere cavity 210 is provided with a diffuse reflection layer, and the light outlet 202, the light inlet 201, the water outlet 204, and the water inlet 203 are all communicated with the sphere cavity 210.
In this embodiment, the ball cavity 210 is filled with a water sample and the water sample keeps flowing by injecting the water sample into the ball cavity 210 of the integrating ball main body 200 from the water inlet 203 and making the water sample in the ball cavity 210 flow out from the water outlet 204; the light source emits light beams, so that the light beams are emitted into the spherical cavity 210 filled with water samples from the light inlet 201, the light beams are emitted from the light outlet 202 through multiple diffuse reflection of the diffuse reflection layer, and can be absorbed by the water samples in the spherical cavity 210 in the diffuse reflection process, and the spectrum detector is arranged at the light outlet 202, so that the spectrum of the light beams emitted from the light outlet 202 and absorbed by the water samples can be detected through the spectrum detector, and the water quality of the water samples can be analyzed conveniently.
The light source is converted into uniform light through multiple diffuse reflections of the diffuse reflection layer, the light field inside the spherical cavity 210 is uniformly distributed, and the detection sensitivity is improved through a relatively long optical path.
It should be noted that, when performing spectrum detection on a water body, the ball cavity 210 needs to be filled with a water sample, and the water sample is continuously injected from the water inlet 203 and flows out from the water outlet 204, so that the water sample keeps flowing, thereby achieving a circulation effect, avoiding light scattering interference caused by impurities in the water sample, and facilitating improvement of detection precision.
In certain embodiments, the diffusive reflective layer is made of a polytetrafluoroethylene material.
Polytetrafluoroethylene is a high molecular polymer prepared by polymerization using tetrafluoroethylene as a monomer. The polytetrafluoroethylene material is white wax, is semitransparent, has excellent heat resistance and cold resistance, and can be used at minus 180 ℃ to 260 ℃ for a long time. The polytetrafluoroethylene material also has the characteristics of acid resistance, alkali resistance and various organic solvents resistance. The polytetrafluoroethylene material has excellent chemical stability, corrosion resistance, sealing property, high lubrication non-sticking property, electrical insulation property and ageing resistance. The diffuse reflection layer made of the polytetrafluoroethylene material has good heat resistance, cold resistance, chemical stability, corrosion resistance and ageing resistance, and is durable.
More importantly, the diffuse reflection layer is made of polytetrafluoroethylene materials and is manufactured through a foaming process, so that the diffuse reflection rate is high and can reach 99%.
In addition, the spherical cavity 210 is an approximately lambertian cavity, so that the light beam striking the diffuse reflection layer can generate diffuse reflection for many times, and the diffuse reflection light beams are superposed to form uniform light and output from the light outlet 202.
Referring to fig. 3, in some embodiments, the integrating sphere device includes a housing 100, the housing 100 having a housing cavity in which an integrating sphere main body 200 is placed. Outer shell 100 protects integrating sphere body 200 within the shell cavity.
In some embodiments, the housing 100 includes a first housing 110 and a second housing 120, the first housing 110 is provided with a first half cavity, the second housing 120 is provided with a second half cavity, and when the first housing 110 and the second housing 120 are combined, the first half cavity and the second half cavity are combined into a housing cavity, and the integrating sphere main body 200 is placed in the housing cavity. This facilitates the mounting of integrating sphere body 200 into the housing cavity.
In some embodiments, the first housing 110 and the second housing 120 are connected by screws 401. Specifically, the first housing 110 is provided with four screw holes, the second housing 120 is also provided with four screw holes, when the first housing 110 and the second housing 120 are combined, the four screw holes of the first housing 110 correspond to the four screw holes of the second housing 120, respectively, and the first housing 110 and the second housing 120 are connected by passing screws 401 through the screw holes of the first housing 110 and the screw holes of the second housing 120. Of course, in other embodiments, the first housing 110 and the second housing 120 may be connected in other ways.
Referring to fig. 2, in some embodiments, the housing 100 is provided with a housing light outlet 102, a housing light inlet 101, a housing water outlet 104, and a housing water inlet 103, the housing light outlet 102 corresponds to the light outlet 202, the housing light inlet 101 corresponds to the light inlet 201, the housing water outlet 104 corresponds to the water outlet 204, and the housing water inlet 103 corresponds to the water inlet 203; the shell light outlet 102, the shell light inlet 101, the shell water outlet 104 and the shell water inlet 103 are all communicated with the shell cavity.
In addition, the inlet pipe 301 passes through the shell inlet 103 and is connected to the inlet 203. An outlet pipe 302 passes through the housing outlet 104 and is connected to the outlet 204.
With such arrangement, light beams emitted by the light source can pass through the shell light inlet 101 and the light inlet 201 and then enter the spherical cavity 210, and the light beams form uniform light after being diffusely reflected by the diffuse reflection layer and leave the spherical cavity 210 through the light outlet 202 and the shell light outlet 102.
In some embodiments, the water inlet 203 is located higher than the water outlet 204.
Another embodiment of the application provides a water body spectrum detection device, which comprises a light source, a spectrum detector and the integrating sphere device; the light source emits light in the direction of the light inlet 201, and the spectrum detector is connected to the light outlet 202.
In this embodiment, the ball cavity 210 is filled with a water sample and the water sample keeps flowing by injecting the water sample into the ball cavity 210 of the integrating ball main body 200 from the water inlet 203 and making the water sample in the ball cavity 210 flow out from the water outlet 204; the light beam is emitted through the light source, so that the light beam is emitted into the spherical cavity 210 filled with the water sample from the light inlet 201, the light beam is emitted from the light outlet 202 through multiple diffuse reflection of the diffuse reflection layer, meanwhile, the light beam can be absorbed by the water sample in the spherical cavity 210 in the diffuse reflection process, the light beam leaving from the light outlet 202 enters the spectrum detector, and the spectrum of the light beam emitted from the light outlet 202 and absorbed by the water sample can be detected through the spectrum detector, so that the water quality of the water sample can be analyzed conveniently; the light source is converted into uniform light through multiple diffuse reflections of the diffuse reflection layer, the light field inside the spherical cavity 210 is uniformly distributed, and the detection sensitivity is improved through a relatively long optical path.
While embodiments of the present application have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and alterations to these embodiments may be made without departing from the principles and spirit of this application, the scope of which is defined by the examples and their equivalents.
While the present invention has been described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. The integrating sphere device is characterized by comprising an integrating sphere main body, wherein the integrating sphere main body is provided with a light outlet, a light inlet, a water outlet and a water inlet, the integrating sphere main body is provided with a hollow sphere cavity, the wall of the sphere cavity is provided with a diffuse reflection layer, and the light outlet, the light inlet, the water outlet and the water inlet are all communicated with the sphere cavity.
2. The integrating sphere device of claim 1, wherein the diffuse reflective layer is made of a polytetrafluoroethylene material.
3. The integrating sphere apparatus of claim 1, wherein the water inlet is connected to a water inlet pipe.
4. The integrating sphere device according to claim 1, wherein the water outlet is connected to a water outlet pipe.
5. The integrating sphere device of claim 1, wherein the integrating sphere device comprises a housing having a housing cavity, the integrating sphere body being disposed in the housing cavity.
6. The integrating sphere device according to claim 5, wherein the housing is provided with a housing light outlet, a housing light inlet, a housing water outlet and a housing water inlet, the housing light outlet corresponds to the light outlet, the housing light inlet corresponds to the light inlet, the housing water outlet corresponds to the water outlet, and the housing water inlet corresponds to the water inlet; the shell light outlet, the shell light inlet, the shell water outlet and the shell water inlet are all communicated with the shell cavity.
7. The integrating sphere device according to claim 5, wherein the housing comprises a first housing and a second housing, the first housing is provided with a first cavity half, the second housing is provided with a second cavity half, and the first cavity half and the second cavity half are combined to form the housing cavity.
8. The integrating sphere device of claim 7, wherein the first housing and the second housing are connected by screws.
9. The integrating sphere apparatus of claim 1, wherein the water inlet is positioned higher than the water outlet.
10. A water body spectrum detection device, which is characterized by comprising a light source, a spectrum detector and an integrating sphere device according to any one of claims 1 to 9; the light source is arranged at the light inlet, the light source is arranged at the light outlet, and the light source is arranged at the light inlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222227473.8U CN218271945U (en) | 2022-08-23 | 2022-08-23 | Integrating sphere device and water spectrum detection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222227473.8U CN218271945U (en) | 2022-08-23 | 2022-08-23 | Integrating sphere device and water spectrum detection equipment |
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| Publication Number | Publication Date |
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| CN218271945U true CN218271945U (en) | 2023-01-10 |
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| CN202222227473.8U Active CN218271945U (en) | 2022-08-23 | 2022-08-23 | Integrating sphere device and water spectrum detection equipment |
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- 2022-08-23 CN CN202222227473.8U patent/CN218271945U/en active Active
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