CN217817512U - Aspheric or spherical plano-convex lens array for solar photo-thermal utilization - Google Patents
Aspheric or spherical plano-convex lens array for solar photo-thermal utilization Download PDFInfo
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- CN217817512U CN217817512U CN202221865577.5U CN202221865577U CN217817512U CN 217817512 U CN217817512 U CN 217817512U CN 202221865577 U CN202221865577 U CN 202221865577U CN 217817512 U CN217817512 U CN 217817512U
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Abstract
The utility model relates to an aspheric surface or spherical plano-convex lens array for solar energy photo-thermal utilization, which relates to the technical field of solar energy photo-thermal utilization and comprises a substrate and plano-convex lenses; the substrate is in a plate shape with two smooth surfaces, one surface of the plano-convex lens is horizontal, and the other surface of the plano-convex lens is a smooth surface with a thick middle part and a thin edge; and one surface of the substrate is provided with a plurality of plano-convex lenses, and the horizontal surface of each plano-convex lens is connected with the substrate. The advantages are that: the aspheric surface or spherical plane-convex lens array for solar photo-thermal utilization provided by the utility model integrates a plurality of plane-convex lenses on the substrate, has simple structure and convenient installation, and improves the solar energy conversion utilization efficiency; meanwhile, the surface of the light-facing surface of the substrate is smooth, so that the substrate is convenient to clean, maintain and maintain.
Description
Technical Field
The utility model relates to a solar photothermal utilization technical field, more specifically say, relate to a solar photothermal utilization's aspheric surface or spherical plano-convex lens array.
Background
With the development of society, the development of clean energy has become the research and development focus of various research institutes, various companies and individuals; the solar energy utilization has the advantages of abundant resources and cleanness, so that the solar energy utilization becomes the research and development direction of extensive researchers; in the solar energy utilization, the convex lens has a focusing function and high solar energy absorption efficiency, so the convex lens is widely applied.
The solar energy photo-thermal refers to the heat energy of solar radiation, the solar energy photo-thermal is utilized, besides a solar water heater, a solar house, a solar cooker, a solar greenhouse, a solar drying system, a solar soil disinfection and sterilization technology and the like are also utilized, and the development and utilization of the solar energy are important directions for the development of future energy sources.
A convex lens is a common lens, thick in the middle and thin at the edge; parallel light rays (such as sunlight) can be emitted into the convex lens in parallel with a main optical axis (a connecting line of spherical centers of two spherical surfaces of the convex lens is called the main optical axis of the convex lens), and the light is refracted twice on two surfaces of the lens and then is concentrated on one point on the axis, which is called a focal point of the convex lens, and solar photothermal light is concentrated on the point.
The existing solar photo-thermal utilization technology is mostly a common flat plate collector without a focusing function, energy flux density of solar photo-thermal energy is not improved, and working operation temperature of a heat exchange working medium is not more than 200 ℃ at most, so that the common heat collecting plate of the technology is only suitable for preparing domestic hot water, heating and other medium and low temperature solar photo-thermal utilization, and cannot be used in the field of high temperature utilization of solar energy with the temperature of 500-1200 ℃ for photo-thermal power generation and the like.
Patent documents: CN201138079, issue date: 20081022 discloses a convex lens solar energy collecting and utilizing device, which comprises a bracket, dozens of graded optical fiber lighting devices, a solar energy collecting box, optical fibers and a photo-thermal converter; the solar collecting box is arranged on the bracket; the solar collection box comprises a box body and a convex lens panel, wherein the convex lens panel consists of dozens of convex lenses arranged on the same plane; the end of each gradual-change optical fiber lighting device is connected with a transmission optical fiber, dozens of transmission optical fibers are bundled into a whole to form an optical fiber, and the output end of the optical fiber is fixed on the photo-thermal converter.
Has the advantages that: the heat pump can be used for heating and cooking, and can also be used for providing heat energy for the positive displacement continuous engine to drive the engine. However, the technical scheme is to use optical fibers, a photothermal converter and the like, has a complex structure and high manufacturing cost, and is not beneficial to wide production and use.
The foregoing description is provided for general background information and is not admitted to be prior art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an aspheric surface or spherical plano-convex lens array of solar photothermal utilization, simple structure, be convenient for installation and clean maintenance and maintenance have improved solar energy conversion utilization efficiency.
The utility model provides a solar photo-thermal utilization aspheric surface or spherical plano-convex lens array, which comprises a substrate and a plano-convex lens; the substrate is in a plate shape with two smooth surfaces, one surface of the plano-convex lens is horizontal, and the other surface of the plano-convex lens is a smooth surface with a thick middle part and a thin edge; a plurality of plano-convex lenses are distributed on one surface of the substrate, and the horizontal surface of each plano-convex lens is connected with the substrate.
Furthermore, one surface of the substrate, which is far away from the plano-convex lens, is a light facing surface.
Furthermore, one surface of the plano-convex lens is horizontal, and the other surface of the plano-convex lens is a smooth spherical surface.
Furthermore, one surface of the plano-convex lens is horizontal, and the other surface of the plano-convex lens is a smooth ellipsoid surface.
Further, the substrate is in a shape of a rectangular plate, and the horizontal section of the plano-convex lens is circular; the plurality of the plano-convex lenses are arranged in a contact mode along a first extending direction so as to form a plano-convex lens column in the first extending direction, and the plurality of the plano-convex lens columns are arranged in a contact mode along a second extending direction so as to enable the plurality of the plano-convex lenses to be arranged on the substrate in an array mode.
Furthermore, on the substrate, along the first extending direction, 10 plano-convex lenses are arranged in each plano-convex lens row, and along the second extending direction, 19 plano-convex lens rows are arranged.
Further, the first extending direction and the second extending direction are perpendicular.
Further, the substrate and the plano-convex lens are connected in an integrated forming mode.
Further, the substrate and the plano-convex lens are made of the same material.
The aspheric surface or spherical plane-convex lens array for solar photo-thermal utilization provided by the utility model integrates a plurality of plane-convex lenses on the substrate, has simple structure and convenient installation, and improves the solar energy conversion utilization efficiency; meanwhile, the surface of the light-facing surface of the substrate is smooth, so that the substrate is convenient to clean, maintain and maintain.
Drawings
Fig. 1 is a schematic structural diagram of an aspheric or spherical plano-convex lens array for solar photo-thermal utilization according to an embodiment of the present invention.
Fig. 2 is a front view schematically illustrating an aspheric or spherical plano-convex lens array for solar photo-thermal utilization in fig. 1.
Fig. 3 is a schematic structural diagram of another view angle of the aspheric or spherical plano-convex lens array for solar photo-thermal utilization in fig. 1.
Fig. 4 is a schematic top view of the aspheric or spherical plano-convex lens array for solar photo-thermal utilization in fig. 1.
The reference numerals and components referred to in the drawings are as follows:
1. substrate
2. Plano-convex lens
3. Plano-convex lens array
Detailed Description
The following detailed description of the embodiments of the present invention is made with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
The terms "first," "second," "third," "fourth," and the like in the description and in the claims, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order.
Example 1
Fig. 1 is a schematic structural view of an aspheric or spherical plano-convex lens array for solar photo-thermal utilization provided in the embodiment of the present invention, and fig. 3 is a schematic structural view of another viewing angle of the aspheric or spherical plano-convex lens array for solar photo-thermal utilization in fig. 1. Referring to fig. 1 and 3, an aspheric or spherical plano-convex lens array for solar photo-thermal utilization according to an embodiment of the present invention includes a substrate 1 and a plano-convex lens 2; the substrate 1 is in a plate shape with two smooth surfaces, one surface of the plano-convex lens 2 is horizontal, and the other surface of the plano-convex lens 2 is a smooth surface with a thick middle part and a thin edge; the flat convex lens 2 is arranged on one surface of the substrate 1 in a distributed mode, and the horizontal surface of the flat convex lens 2 is connected with the substrate 1.
Furthermore, one surface of the substrate 1 far away from the plano-convex lens 2 is a light facing surface.
It should be noted that, the aspheric surface or spherical plano-convex lens array for solar photo-thermal utilization provided by the utility model has the advantages that the structure is simple, the installation is convenient, and the solar energy conversion utilization efficiency is improved by integrating the plurality of plano-convex lenses 2 on the substrate 1; meanwhile, the energy flux density of the solar photo-thermal energy is improved through the focusing function of the plano-convex lens 2, and the temperature can reach thousands of degrees; therefore, the utility model not only can be used for preparing domestic hot water and heating and other medium and low temperature solar energy photo-thermal utilization, but also can be used in the field of photo-thermal power generation and other high temperature solar energy utilization with the temperature as high as 500-1200 ℃; meanwhile, the surface of the light-facing surface of the substrate 1 is designed to be smooth, so that the substrate is convenient to clean, maintain and maintain.
Furthermore, one surface of the plano-convex lens 2 is horizontal, and the other surface of the plano-convex lens 2 is a smooth spherical surface. It should be noted that, the design of the smooth spherical surface of the plano-convex lens 2 enables the plano-convex lens 2 to focus and concentrate, and the heating temperature rise is faster; while facilitating the production and manufacture of the plano-convex lens 2.
Further, one surface of the planoconvex lens 2 is horizontal, and the other surface of the planoconvex lens 2 is a smooth ellipsoid surface. It should be noted that the curvature radius of the ellipsoidal planoconvex lens 2 changes with the central axis, so that the focusing and dispersing function can be realized, the large-area heating can be realized, and the heating area can be increased.
Fig. 4 is a schematic top view of the aspheric or spherical plano-convex lens array for solar photo-thermal utilization in fig. 1. Referring to fig. 4, the substrate 1 provided by the present invention is in the shape of a rectangular plate, and the horizontal cross section of the plano-convex lens 2 is circular; the plurality of the plano-convex lenses 2 are arranged in a contact manner along a first extending direction so as to form a plano-convex lens array 3 in the first extending direction, and the plurality of the plano-convex lens arrays 3 are arranged in a contact manner along a second extending direction so as to enable the plurality of the plano-convex lenses 2 to be arranged on the substrate 1 in an array manner.
Specifically, on the substrate 1, 10 plano-convex lenses 2 are arranged in each plano-convex lens row 3 along the first extending direction, and 19 plano-convex lens rows 3 are arranged along the second extending direction. The first extending direction and the second extending direction are perpendicular.
It should be noted that, the design of the cuboid plate shape of the substrate 1 and the array arrangement of the plano-convex lens 2 are convenient for integrating the aspheric surface or the spherical plano-convex lens array of the solar photo-thermal utilization of the utility model on the device needing heating.
Fig. 2 is a front view schematically illustrating an aspheric or spherical plano-convex lens array for solar photo-thermal utilization in fig. 1. Referring to fig. 2, the substrate 1 and the plano-convex lens 2 provided by the present invention are integrally formed and connected; the substrate 1 and the plano-convex lens 2 are made of the same material. It should be noted that, the substrate 1 and the planoconvex lens 2 are integrally formed and designed with the same material, so that light is not interfered by the joint of the substrate 1 and the planoconvex lens 2 when being transmitted, and the solar energy conversion and utilization efficiency is improved.
It should be noted that the plano-convex lens 2 can achieve the above beneficial effects no matter the incident light is incident from the plane side or from the curved surface side; the type of curve, radius of curvature and the size of the focal length of the convex surface of the lens are all within the scope of the present patent.
Based on the above description, the utility model discloses the advantage lies in:
1. the aspheric surface or spherical plane-convex lens array for solar photo-thermal utilization has the advantages that the structure is simple, the installation is convenient, and the solar energy conversion utilization efficiency is improved by integrating the plurality of plane-convex lenses 2 on the substrate 1;
2. the aspheric surface or spherical plane-convex lens array for solar photo-thermal utilization of the utility model improves the energy flux density of solar photo-thermal energy through the focusing function of the plane-convex lens 2, and the temperature can reach thousands of degrees; therefore, the utility model not only can prepare domestic hot water and supply heat and other medium and low temperature solar energy for heat utilization, but also can be used in the field of high temperature utilization of solar energy with the temperature as high as 500-1200 ℃ for photo-thermal power generation and the like;
3. the utility model discloses an aspheric surface or the plano-convex lens array of sphere that solar photothermal utilized, the smooth design of base plate 1 to the plain noodles surface is convenient for clean maintenance and maintenance.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (9)
1. An aspheric or spherical plano-convex lens array for solar photo-thermal utilization is characterized by comprising a substrate (1) and a plano-convex lens (2); the substrate (1) is in a plate shape with two smooth surfaces, one surface of the plano-convex lens (2) is horizontal, and the other surface of the plano-convex lens (2) is a smooth surface with a thick middle part and a thin edge;
the flat convex lens array is characterized in that one surface of the substrate (1) is provided with a plurality of flat convex lenses (2), and the horizontal surface of each flat convex lens (2) is connected with the substrate (1).
2. The aspheric or spherical plano-convex lens array for solar photo-thermal utilization according to claim 1, wherein the side of the substrate (1) away from the plano-convex lens (2) is a light facing side.
3. The aspheric or spherical plano-convex lens array for solar photo-thermal utilization according to claim 1, wherein one side of the plano-convex lens (2) is horizontal, and the other side of the plano-convex lens (2) is a smooth spherical surface.
4. The aspheric or spherical plano-convex lens array for solar photo-thermal utilization according to claim 1, wherein one side of the plano-convex lens (2) is horizontal, and the other side of the plano-convex lens (2) is a smooth ellipsoid.
5. The aspheric or spherical plano-convex lens array for solar photo-thermal utilization according to claim 1, wherein the substrate (1) has a shape of a rectangular parallelepiped, and the plano-convex lens (2) has a circular horizontal cross section;
the plurality of the plano-convex lenses (2) are arranged in a contact mode along a first extending direction to form a plano-convex lens array (3) in the first extending direction, and the plurality of the plano-convex lens arrays (3) are arranged in a contact mode along a second extending direction to enable the plurality of the plano-convex lenses (2) to be arranged on the substrate (1) in an array mode.
6. The aspheric or spherical plano-convex lens array for solar photo-thermal utilization according to claim 5, characterized in that 10 plano-convex lenses (2) are provided per plano-convex lens row (3) on the substrate (1) in the first direction of extension and 19 plano-convex lens rows (3) are provided in the second direction of extension.
7. The aspheric or spherical plano-convex lens array for solar photo-thermal utilization according to claim 5, wherein the first and second directions of extension are perpendicular.
8. The aspheric or spherical plano-convex lens array for solar photo-thermal utilization according to claim 1, wherein the substrate (1) and the plano-convex lens (2) are integrally connected.
9. The aspheric or spherical plano-convex lens array for solar photo-thermal utilization according to claim 1, wherein the substrate (1) and the plano-convex lens (2) are made of the same material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221865577.5U CN217817512U (en) | 2022-07-19 | 2022-07-19 | Aspheric or spherical plano-convex lens array for solar photo-thermal utilization |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221865577.5U CN217817512U (en) | 2022-07-19 | 2022-07-19 | Aspheric or spherical plano-convex lens array for solar photo-thermal utilization |
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| Publication Number | Publication Date |
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| CN217817512U true CN217817512U (en) | 2022-11-15 |
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| CN202221865577.5U Active CN217817512U (en) | 2022-07-19 | 2022-07-19 | Aspheric or spherical plano-convex lens array for solar photo-thermal utilization |
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| CN (1) | CN217817512U (en) |
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