CN212511880U

CN212511880U - Sunlight reflection sensor and light condensing device using same

Info

Publication number: CN212511880U
Application number: CN202021111946.2U
Authority: CN
Inventors: 倪举鹏; 丁明跃; 尉迟明
Original assignee: Ezhou Institute of Industrial Technology Huazhong University of Science and Technology
Current assignee: Ezhou Institute of Industrial Technology Huazhong University of Science and Technology
Priority date: 2020-06-16
Filing date: 2020-06-16
Publication date: 2021-02-09
Anticipated expiration: 2030-06-16

Abstract

The utility model relates to a sunshine reflective sensor and use its beam condensing unit, sunshine reflective sensor includes intermeshing's gear A, gear B is being fixed with light sensor keeping away from gear A one side, the counter weight is installed to gear A's below, be connected through the gear carrier between gear A and the gear B, the gear carrier still is connected with and is used for driving its pivoted drive arrangement, gear B, gear A are located the upper and lower both ends of gear carrier respectively, the right-hand member of gear carrier is equipped with the installation face of installation speculum. The sunlight reflection sensor can realize the random adjustment of the direction of the light ray sensor in a space angle through the driving device, so that the light ray sensor always aims at the sunlight; by applying the light condensing device of the sunlight reflection sensor, sunlight in all directions can be reflected to the same direction or concentrated to the same point, the light condensing effect is good, the structure is simple, and the installation and the use are convenient; the solar energy reflector can be arranged at any position on the solar energy device reflector, and the applicability is strong.

Description

Sunlight reflection sensor and light condensing device using same

Technical Field

The utility model relates to a solar energy utilizes technical field, especially relates to a sunlight reflective sensor and uses its beam condensing unit.

Background

The solar energy light-gathering device is used for gathering solar radiation energy, heating working media, and transmitting heat energy through the working media or heating the working media to generate high-temperature steam to drive a generator driven by a steam turbine to generate electricity. Solar energy is generated after wind energy and a photovoltaic cell, and the solar energy is expected to become an effective technical means for solving the problem of energy shortage and coping with climate warming.

Carrying on solar energy equipment at present and having got into ordinary family, and the efficiency of solar energy utilization is directly influenced to spotlight ability, solar energy equipment generally adopts spotlight sensor with the sunlight gathering in order to heat working medium, and current spotlight sensor is fixed directional target generally, can not accurately transmit light into accurate position, and the structure is complicated moreover, and the installation is used inconveniently.

The mechanical sensor heliostat is 201711340310.8 in patent name, can realize the concentration of sunlight in different directions, but is limited in installation position and small in application range because of being required to be installed on a rotating shaft; if the rotating shaft of the solar cooker is fixedly installed, the sensor cannot be applied.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned not enough of prior art, the utility model provides a sunshine reflective sensor and use its beam condensing unit solves current sunshine reflective sensor spotlight effect poor, and the structure is complicated, the installation is used inconveniently, the technical problem that the suitability is poor.

The utility model discloses a realize through following technical scheme:

the utility model provides a sunlight reflection sensor, includes intermeshing's gear A, gear B is being fixed with light sensor keeping away from gear A one side, the counter weight is installed to gear A's below, be connected through the carrier between gear A and the gear B, the carrier still is connected with and is used for driving its pivoted drive arrangement, gear B, gear A are located the upper and lower both ends of carrier respectively, the right-hand member of carrier is equipped with the installation face that is used for installing the speculum.

Further, the gear carrier is a T-shaped gear carrier, the upper end and the lower end of the T-shaped gear carrier are respectively and rotatably connected with the center of a base circle of the gear A and the center of a base circle of the gear B, and the right end of the T-shaped gear carrier is provided with an installation surface for installing the reflector.

A light condensing device applying a sunlight reflection sensor comprises the sunlight reflection sensor, wherein a reflector is arranged at the right end of a gear rack in the sunlight reflection sensor in parallel.

Further, the reflecting mirror is a plane mirror.

Further, the radius of the base circle of the gear A is equal to that of the base circle of the gear B.

Further, the speculum is parabolic mirror, parabolic mirror passes through tripod fixed support, parabolic mirror's bottom still is connected with angle of pitch electric putter, angle of pitch electric putter is connected with the output of azimuth motor, parabolic mirror's top is formed with the spotlight.

Further, the ratio of the base radius of the gear A to the base radius of the gear B is 7: 8.

Furthermore, a fluted disc is arranged at the bottom of the pitch angle electric push rod and fixed on a tripod, and the output end of the azimuth angle motor is meshed with the fluted disc through a pinion.

The light condensing device comprises a sunlight reflection sensor, wherein a reflecting mirror is vertically arranged at the right end of a gear frame in the sunlight reflection sensor, and the reflecting mirror is a plane mirror.

Compared with the prior art, the beneficial effects of the utility model reside in that:

the sunlight reflecting sensor provided by the utility model can realize the arbitrary adjustment of the space angle of the light sensor orientation through the driving device, so that the light sensor always aims at the sunlight;

by applying the light condensing device of the sunlight reflection sensor, in the process that the driving gear drives the light sensor to move, the rotating inclination angle of the light sensor is always 2 times that of the gear carrier, and the incident angle is equal to the reflection angle, so that sunlight in all directions can be reflected to the same direction or concentrated to the same point, the light condensing effect is good, the structure is simple, and the installation and the use are convenient; the counterweight is arranged at the bottom of the gear A, so that the orientation of the gear A is unchanged in the using process, the structure is simple, the counterweight can be mounted at any position of equipment, and the applicability is strong.

Drawings

Fig. 1 is a schematic perspective view of a sunlight reflective sensor according to an embodiment of the present invention;

fig. 2 is a front view of a solar reflection sensor according to an embodiment of the present invention;

FIG. 3 is a schematic view of the solar reflection sensor of FIG. 2 in use;

fig. 4 is a schematic perspective view of a light-condensing device using a sunlight reflective sensor according to a second embodiment of the present invention;

FIG. 5 is a rear view of FIG. 4;

FIG. 6 is a schematic diagram of the light gathering device shown in FIG. 4;

fig. 7 is a schematic perspective view of a solar reflection sensor according to a third embodiment of the present invention;

fig. 8 is a front view of fig. 7.

In the figure:

1. a light sensor; 2. a gear A; 3. a gear B; 4. a gear carrier; 5. balancing weight; 6. a parabolic mirror; 7. a tripod; 8. An azimuth motor; 9. a pitch angle electric push rod; 10. a fluted disc; 11. a light-gathering point; 12. a plane mirror.

Detailed Description

The following examples are presented to illustrate certain embodiments of the invention and should not be construed as limiting the scope of the invention. The present disclosure may be modified from materials, methods, and reaction conditions at the same time, and all such modifications are intended to be within the spirit and scope of the present invention.

As shown in fig. 1-3, the utility model provides a sunlight reflection sensor, including intermeshing's gear A2, gear B3, gear B3 is being kept away from gear A2 one side and is being fixed with light ray sensor 1, counter weight 5 is installed to gear A2's below, be connected through carrier 4 between gear A2 and the gear B3, carrier 4 still is connected with and is used for driving its pivoted drive arrangement, gear B3, gear A2 are located the upper and lower both ends of carrier 4 respectively, the right-hand member of carrier 4 is equipped with the installation face that is used for installing the speculum.

The gear rack 4 is a T-shaped gear rack, the upper end and the lower end of the T-shaped gear rack 4 are respectively and rotatably connected with the center of a base circle of the gear A2 and the center of a base circle of the gear B3, and the right end of the T-shaped gear rack is provided with a mounting surface for mounting a reflector.

The driving device drives the gear frame 4 to rotate, the rotating inclination angle of the light ray sensor 1 is always 2 times of the rotating inclination angle of the gear frame 4 in the rotating process, the direction of the light ray sensor 1 is adjusted until the light ray sensor faces the sunlight, and different reflectors (mainly a plane mirror 12 and a parabolic mirror 6) are arranged on the installation surface of the reflector of the T-shaped gear frame, so that light rays in different directions can be reflected to the same direction or gathered to the same point.

Example one

A light-condensing apparatus using a solar reflection sensor includes the solar reflection sensor as shown in fig. 1 to 3, in which a flat mirror 12 (not shown) is installed in parallel at the right end of a gear frame 4, and the base radius of the gear a2 is equal to the base radius of the gear B3. When the gear rack 4 is horizontal, the light ray sensor 1 is vertically upward, sunlight is irradiated from the right upper side, and light reflected by the horizontally arranged plane mirror 12 is vertically upward; when the sun-shading and sun-shading integrated device is used, the driving device drives the gear frame 4 to rotate a certain angle until the sun-shading and sun-shading integrated device faces to the sun, the rotating inclination angle of the light ray sensor is 2 times of that of the gear frame in the process, according to the principle that the incident angle is equal to the reflection angle, after incident light is reflected by the plane mirror 12 which is fixed on the gear frame 4 in parallel, emergent light is vertically upward, and the sun-shading and sun-shading integrated device reflects the sun-shading and sun-shading of any direction to the vertical direction (in the figure 3, the arrow on the light ray sensor indicates the direction of the light ray sensor, the arrow on the gear A indicates the direction of the gear A, the arrow on the gear.

Example two

As shown in fig. 4-6, a light condensing device using a sunlight reflection sensor comprises the sunlight reflection sensor as shown in fig. 1-3, wherein a parabolic mirror 6 is installed at the right end of a gear rack 4 in the sunlight reflection sensor in parallel, the parabolic mirror 6 is fixedly supported by a tripod 7, a pitch angle electric push rod 9 is further connected to the bottom of the parabolic mirror 6, the pitch angle electric push rod 9 is connected with the output end of an azimuth angle motor 8, and a light condensing point is formed at the top of the parabolic mirror 6. The azimuth angle and the pitch angle of the parabolic mirror 6 are controlled by an azimuth angle motor 8 and a pitch angle electric push rod 9, so that sunlight in any direction can be reflected by the parabolic mirror 6 and then concentrated to a light-gathering point 11.

In the embodiment, a toothed disc 10 is arranged at the bottom of the pitch angle electric push rod 9, the toothed disc 10 is fixed on the tripod 7, and the output end of the azimuth angle motor 8 is in meshed connection with the toothed disc 10 through a pinion. The gear structure at the output end of the azimuth motor 8 facilitates the adjustment of the azimuth.

In the present embodiment, the ratio of the base radius of the gear a2 to the base radius of the gear B3 is 7: 8. Mainly considering that the parabolic mirror 6 is not in an ideal state of the plane mirror 12, the sunlight reflection effect is slightly different, and the ratio of the base circle radius of the gear A to the base circle radius of the gear B is made to be 7:8, the parabolic mirror is inclined a little more than the actual parabolic mirror, and the parabolic mirror 6 is inclined a little more than the actual parabolic mirror through actual simulation and test, so that the full-day condensation effect is more ideal (in fig. 5-6, the incident and reflection arrows on the parabolic mirror are the incident direction and the reflection direction of the sunlight, and the arrow above the sunlight reflection sensor is the orientation of the light sensor).

Example three:

as shown in fig. 7-8, a solar reflective sensor of the present application includes the solar reflective sensor as shown in fig. 1-3, wherein a plane mirror 12 is vertically installed on a gear rack 4, and the base radius of the gear a2 is equal to the base radius of the gear B3. The driving device drives the gear frame 4 to rotate, the rotating inclination angle of the light ray sensor 1 is always 2 times of the rotating inclination angle of the gear frame 4 in the rotating process, the direction of the light ray sensor 1 is adjusted until the light ray sensor faces the sunlight, and the reflected light ray is vertically downward by utilizing the principle that the incident angle is equal to the reflection angle; such a sunlight reflection sensor with light rays vertically collected downwards can be installed on a roof for indoor or basement lighting (in fig. 8, the incident and reflection arrows on the plane mirror 12 are the incident direction and the reflection direction of the sunlight).

In conclusion, the sunlight reflecting sensor can realize the adjustment of any angle through the light sensor and the gear transmission device, so that the sunlight reflecting sensor is always aligned to the sunlight direction, and the sunlight in any direction can be reflected to the same direction or gathered to the same point through the selection of the installation mode (vertical or parallel gear rack) and the installation type (plane mirror or parabolic mirror) of the reflector, so that the sunlight reflecting sensor is simple in structure, convenient to install and use and good in light gathering effect.

The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all utilize the equivalent structure or equivalent flow transformation that the content of the specification does, or directly or indirectly use in other related technical fields, all including in the same way the patent protection scope of the present invention.

Claims

1. The utility model provides a sunlight reflection sensor, its characterized in that, includes intermeshing's gear A (2), gear B (3) are being kept away from gear A (2) one side and are being fixed with light sensor (1), counter weight (5) are installed to the below of gear A (2), be connected through carrier (4) between gear A (2) and gear B (3), carrier (4) still are connected with and are used for driving its pivoted drive arrangement, gear B (3), gear A (2) are located the upper and lower both ends of carrier (4) respectively, the right-hand member of carrier (4) is equipped with the installation face that is used for installing the speculum.

2. The solar reflection sensor according to claim 1, wherein the gear rack (4) is a T-shaped gear rack, the upper and lower ends of the T-shaped gear rack (4) are respectively rotatably connected with the center of the base circle of the gear a (2) and the center of the base circle of the gear B (3), and the right end of the T-shaped gear rack is provided with a mounting surface for mounting the reflector.

3. A light-condensing device using the solar reflection sensor according to claim 2, comprising a solar reflection sensor in which a mirror is installed in parallel to a right end of a gear frame (4).

4. A light concentrating device according to claim 3, characterized in that the mirror is a flat mirror (12).

5. The light gathering device as recited in claim 4 wherein the gear A (2) base radius is equal to the gear B (3) base radius.

6. A light-condensing device according to claim 3, characterized in that the reflector is a parabolic mirror (6), the parabolic mirror (6) is fixedly supported by a tripod (7), a pitch angle electric push rod (9) is connected to the bottom of the parabolic mirror (6), the pitch angle electric push rod (9) is connected to the output end of an azimuth angle motor (8), and a light-condensing point (11) is formed at the top of the parabolic mirror (6).

7. The light gathering device as recited in claim 6 wherein the ratio of the base radius of gear A (2) to the base radius of gear B (3) is 7: 8.

8. The light gathering device as claimed in claim 7, wherein the bottom of the pitch angle electric push rod (9) is provided with a fluted disc (10), the fluted disc (10) is fixed on a tripod (7), and the output end of the azimuth angle motor (8) is meshed with the fluted disc (10) through a pinion.

9. A light-condensing device using the solar reflection sensor according to claim 2, comprising a solar reflection sensor in which a reflecting mirror is vertically installed at the right end of a gear frame, and the reflecting mirror is a flat mirror (12).

10. Light-concentrating device according to claim 9, characterized in that the gear a (2) base radius is equal to the gear B (3) base radius.