CN113390189A

CN113390189A - Solar electric heating device

Info

Publication number: CN113390189A
Application number: CN202110696120.XA
Authority: CN
Inventors: 不公告发明人
Original assignee: Mao Changyun
Current assignee: Mao Changyun
Priority date: 2020-07-29
Filing date: 2020-07-29
Publication date: 2021-09-14
Also published as: CN111854182B; CN111854182A

Abstract

The invention discloses a solar electric heating device, and belongs to the field of wood processing. A solar electric heating device mainly comprises a base, a following frame, a vertical plate, an arc plate and a photo-thermal tube, wherein the following frame is fixedly arranged in the middle of the top end of the base; the invention has high integral light energy utilization capacity, performs photo-thermal absorption, improves cold water heating efficiency, has integral and flexible equipment, performs angle adjustment along with illumination, has compact structure and high utilization rate of the driver, and reduces the difficulty of later maintenance.

Description

Solar electric heating device

This application is divisional application, and the original case patent number is: 202010741181.9, filing date 2020, 07, 29, entitled: an efficient solar electric heating device.

Technical Field

The invention relates to the technical field of clean energy application, in particular to a solar electric heating device.

Background

Solar energy refers to the heat radiation energy of the sun, and the main expression is the solar ray. In modern times it is commonly used to generate electricity or to power water heaters. Since the birth of life on the earth, it lives mainly by the heat radiation energy provided by the sun. With the ever-decreasing consumption of fossil fuels, solar energy has become an important component of energy used by humans and is constantly being developed. The solar energy is utilized in a photo-thermal conversion mode and a photoelectric conversion mode, and solar power generation is a new renewable energy source.

Through retrieval, the patent with the Chinese patent authorization number of CN 201992875U discloses an intelligent anti-freezing solar water heater for water supply and drainage pipes, wherein the patent is provided with a heat tracing power supply in use to avoid freezing damage, but in normal use, the water pipes are tightly arranged, the cost is high, and the utilization rate of sunlight is not ideal;

meanwhile, the patent with the Chinese patent authorization number of CN 201803480U discloses a solar water heater, wherein in use, a water inlet and a water outlet are arranged on an auxiliary water tank, so that water in the water heater can be fully utilized, but the solar water heater is fixed in structure and cannot absorb sunlight in a following way, and when a pipeline is shielded due to the inclination of a sunlight angle, the temperature rise is slow.

Disclosure of Invention

The invention aims to solve the problems of low light energy utilization rate, insufficient light and heat utilization and fixed structure in the prior art, and provides a solar electric heating device.

In order to achieve the purpose, the invention adopts the following technical scheme:

a solar electric heating device mainly comprises a base, a following frame, a vertical plate, an arc plate and a photo-thermal tube, wherein the following frame is fixedly installed in the middle of the top end of the base;

the compressor is fixedly installed at the right part of the top end of the heat insulation shell, the rotary joint seat is fixedly installed at the left part of the inner side of the heat insulation shell, the expansion valve is fixedly installed on the side wall of the bottom end of the heat insulation shell, the outlet of the compressor is fixedly communicated with the rotary joint seat positioned at the upper part through a pipeline, the inlet of the expansion valve is fixedly communicated with the rotary joint seat positioned at the lower part through a pipeline, a copper pipe is installed between the two rotary joint seats in an inserted mode, a rotary pressing ring matched with the copper pipe is installed at the left part of the inner side of the rotary joint seat in a rotary joint mode, heat absorption pipes which are arranged at equal intervals are fixedly installed at the rear side of the arc plate, heat preservation pipes are fixedly installed at the upper end and the lower end of each heat absorption pipe, the heat preservation pipes positioned at the upper part are fixedly connected with the inlet of the compressor, and the heat preservation pipes positioned at the lower part are fixedly connected with the outlet of the expansion valve;

the light and heat pipe mainly includes crossing water seat, well joint ring, glass pipe and inside lining, both ends fixed mounting has the external screw thread ring about the glass pipe, glass pipe inner wall fixed mounting has the inside lining, the glass pipe is located external screw thread ring department and connects soon and install well joint ring, and well joint ring inboard connects soon and installs the water seat, is located upper portion cross water seat top and roof and run through fixed connection, be located the lower part cross water seat and arc board lower part lateral wall fixed connection, cross water seat and the fixed conduction of water pipe.

Preferably, the following frame mainly comprises an outer frame, a motor, a screw rod, a rotating shaft and a swinging plate, the bottom end of the outer frame is fixedly connected with a base, the motor is fixedly installed at the lower part of the inner side of the outer frame, a snap ring is rotatably installed at the outer side of the top end of the outer frame, an upper shell is rotatably installed at the upper part of the snap ring, a supporting plate is fixedly installed at the top end of the upper shell, a hinge is fixedly installed at the rear end of the supporting rod, the swinging plate is rotatably installed above the supporting plate through the hinge, the side wall of the front part of the top end of the swinging plate is fixedly connected with a vertical plate, and a tension spring is fixedly installed between the supporting plate and the swinging plate;

the top end of a motor shaft of the motor is fixedly provided with a rotating shaft through a coupler, the top end of the rotating shaft is fixedly provided with an end rod, the top end of the end rod is fixedly connected with the side wall of the bottom end of the support plate, an engagement sleeve is rotatably arranged between the end rod and the top end of the rotating shaft, the inner wall of the upper part of the front side of the outer frame is fixedly provided with an electromagnet, the electromagnet sleeve is arranged on the outer side of the rotating shaft, the outer side of the rotating shaft is positioned on the upper part of the electromagnet and rotatably provided with a top spring, the upper end and the lower end of the top spring are fixedly provided with spring rings, the side wall of the lower part of the rotating shaft is fixedly provided with an outer toothed ring, the outer side of the outer frame is fixedly provided with a Hall sensor matched with the outer toothed ring, the outer side of the rotating shaft is sleeved with a sliding sleeve above the top spring, the upper part of the sliding sleeve is rotatably provided with a relay sleeve, the top end shell is fixedly provided with a wear-resistant end shell, the outer wall of the upper part of the rotating shaft is provided with a spline groove, and the inner wall of the lower part of the engagement sleeve is provided with a meshing tooth groove, the wear-resisting end shell inside and outside lateral wall has seted up the tooth key recess, the extension board rear portion runs through fixed mounting has wear-resisting cover, and wear-resisting cover mid-rotation installs the lead screw cover, and lead screw cover outside lower part fixed mounting has the drive ring, and the drive ring is connected with the meshing cover meshing, the lead screw is installed to the inside grafting soon of lead screw cover, epitheca rear side inner wall fixed mounting has spacing balladeur train, the lead screw lower part is seted up with spacing balladeur train complex sliding port.

Preferably, the arc plate is formed by combining at least four quarter of right circular ring light panels, the middle part of each light panel is concave, and the two ends of each light panel are convex.

Preferably, the side wall of the top end of the heat insulation shell is provided with an internal thread hole, and the inner wall of the heat insulation shell at the internal thread hole is screwed with a temperature sensor.

Preferably, the heat insulation shell is filled with a heat exchange medium with high specific heat capacity.

Preferably, the hall sensor, the compressor, the electromagnet, the electromagnetic valve, the temperature sensor and the motor are electrically connected with an external power supply and external control equipment through a wiring harness.

Compared with the prior art, the invention provides a solar electric heating device, which has the following beneficial effects:

1. according to the solar electric heating device, the arc plates are arranged to be matched with the light and heat pipes with larger separation, so that the manufacturing cost of equipment is reduced, and the overall light energy utilization capacity of the equipment is improved;

2. according to the solar electric heating device, the heat absorption pipe and the heat exchange pipe are arranged to carry out photo-thermal absorption, so that the temperature rising efficiency of cold water is improved;

3. this solar energy electric heating device makes the equipment whole nimble through following the frame, carries out angle modulation with illumination, drives through a motor, compact structure, and the high-usage of driver avoids using too much driver through the mechanical structure linkage, reduces the later maintenance degree of difficulty.

The device has the advantages that the whole light energy utilization capacity is high, the photo-thermal absorption is carried out, the cold water heating efficiency is improved, the whole equipment is flexible, the angle adjustment is carried out along with illumination, the structure is compact, the utilization rate of a driver is high, and the later maintenance difficulty is reduced.

Drawings

FIG. 1 is a schematic front view of a solar electric heating device according to the present invention;

FIG. 2 is a schematic rear view of a solar electric heating apparatus according to the present invention;

fig. 3 is a schematic left view of the base, the outer frame, the motor, the support plate and the swing plate of the solar electric heating device according to the present invention;

FIG. 4 is a schematic top view of a solar electric heating apparatus according to the present invention;

fig. 5 is a left side view schematically illustrating the outer frame, the support plate, the lead screw, the rotating shaft and the upper housing of the solar electric heating apparatus according to the present invention;

FIG. 6 is an enlarged schematic view of the outer frame, the engaging sleeve, the sliding sleeve, the relay sleeve and the rotating shaft of the solar electric heating apparatus according to the present invention;

FIG. 7 is a schematic rear view of a solar electric heating apparatus according to the present invention, wherein the thermal insulation shell, the spin base, the spin ring and the expansion valve are disposed therebetween;

fig. 8 is a schematic cross-sectional view of the top plate, the water passing seat, the glass tube and the inner lining of the solar electric heating device.

In the figure: 1. an outer frame; 2. a support plate; 3. a vertical plate; 4. a middle connection ring; 5. an arc plate; 6. a glass tube; 7. a top plate; 8. a heat preservation pipe; 9. a swinging plate; 10. an upper shell; 11. a snap ring; 12. a base; 13. a Hall sensor; 14. an expansion valve; 15. a screwing seat; 16. a copper pipe; 17. a compressor; 18. a joint; 19. a water passing seat; 20. a heat absorbing tube; 21. a spinning ring; 22. a water pipe; 23. a thermally insulating shell; 24. a tension spring; 25. a screw rod sleeve; 26. an engagement sleeve; 27. a sliding sleeve; 28. an electromagnet; 29. a motor; 30. an outer ring gear; 31. a screw rod; 32. a drive ring; 33. a wear-resistant sleeve; 34. an end bar; 35. a relay sleeve; 36. a spring is supported; 37. a rotating shaft; 38. a spring ring; 39. a liner; 40. a wear-resistant end shell; 41. a limiting sliding frame; 42. an electromagnetic valve; 43. a heat exchange pipe; 44. a temperature sensor.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-8, a solar electric heating device mainly comprises a base 12, a following frame, a vertical plate 3, an arc plate 5 and a light and heat pipe, a following frame is fixedly arranged in the middle of the top end of the base 12, a vertical plate 3 is fixedly arranged at the top end of the following frame, a top plate 7 is fixedly arranged at the upper part of the front end of the vertical plate 3, an arc plate 5 is fixedly arranged at the bottom end of the top plate 7, a light and heat pipe is assembled and installed between the bottom end of the top plate 7 and the side wall of the lower part of the arc plate 5, the upper end and the lower end of the light and heat pipe are fixedly provided with a water passing pipe 22, the left end of the water passing pipe 22 is fixedly provided with a joint 18, the middle part of the water passing pipe 22 positioned at the lower part is fixedly provided with an electromagnetic valve 42 in a penetrating way, the top end of the electromagnetic valve 42 is fixedly provided with a heat exchange pipe 43, the top end of the heat exchange pipe 43 is fixedly communicated with the water passing pipe 22 positioned at the upper part, the rear side of the vertical plate 3 is fixedly provided with a heat insulation shell 23, and the heat exchange tube 43 is positioned inside the heat exchange tube 43;

23 top right parts fixed mounting of thermal-insulated shell has

compressor

17, 23 inboard left parts fixed mounting of thermal-insulated shell has rotary

joint seat

15, 23 bottom lateral wall fixed mounting of thermal-insulated shell has expansion valve 14, the export of compressor 17 passes through the pipeline and is located upper portion rotary joint seat 15 is fixed to be switched on, the entry of expansion valve 14 passes through the pipeline with be located the lower part rotary joint seat 15 is fixed to be switched on, two connect soon and install copper pipe 16 between the rotary joint seat 15, rotary joint seat 15 inboard left parts connect soon install with copper pipe 16 complex

rotary press ring

21, 5 rear side fixed mounting of arc sheet have the heat absorption pipe 20 of equidistance range, both ends fixed mounting has insulating tube 8 about heat absorption pipe 20, is located upper portion insulating tube 8 and compressor 17 entry fixed connection are located the lower part insulating tube 8 exports fixed connection with expansion valve 14.

The following frame mainly comprises an outer frame 1, a motor 29, a screw rod 31, a rotating shaft 37 and a swinging plate 9, the bottom end of the outer frame 1 is fixedly connected with a base 12, the motor 29 is fixedly installed at the lower part of the inner side of the outer frame 1, a snap ring 11 is rotatably installed at the outer side of the top end of the outer frame 1, an upper shell 10 is rotatably installed at the upper part of the snap ring 11, a support plate 2 is fixedly installed at the top end of the upper shell 10, a hinge is fixedly installed at the rear end of the support rod 2, the swinging plate 9 is rotatably installed above the support plate 2 through the hinge, the side wall of the front part of the top end of the swinging plate 9 is fixedly connected with a vertical plate 3, and a tension spring 24 is fixedly installed between the support plate 2 and the swinging plate 9;

a rotating shaft 37 is fixedly installed at the top end of a motor shaft of the motor 29 through a coupler, an end rod 34 is fixedly installed at the top end of the rotating shaft 37, the top end of the end rod 34 is fixedly connected with the side wall of the bottom end of the support plate 2, a meshing sleeve 26 is rotatably installed between the end rod 34 and the top end of the rotating shaft 37, an electromagnet 28 is fixedly installed on the inner wall of the upper portion of the front side of the outer frame 1, the electromagnet 28 is sleeved and installed on the outer side of the rotating shaft 37, a top spring 36 is rotatably installed on the upper portion of the electromagnet 28 on the outer side of the rotating shaft 37, spring rings 38 are fixedly installed on the upper and lower ends of the top spring 36, an outer toothed ring 30 is fixedly installed on the side wall of the lower portion of the rotating shaft 37, a hall sensor 13 matched with the outer toothed ring 30 is fixedly installed in the inner portion of the outer frame 1, a sliding sleeve 27 is sleeved and installed on the upper portion of the top spring 36 on the outer side of the rotating shaft 37, a relay sleeve 35 is rotatably installed on the upper portion of the sliding sleeve 27, and a wear-resistant end shell 40 is fixedly installed on the top end of the relay sleeve 35, the outer wall of the upper portion of the rotating shaft 37 is provided with a spline groove, the inner wall of the lower portion of the meshing sleeve 26 is provided with a meshing tooth groove, the inner side wall and the outer side wall of the wear-resistant end shell 40 are provided with tooth key grooves, the rear portion of the support plate 2 is fixedly provided with a wear-resistant sleeve 33 in a penetrating mode, the middle of the wear-resistant sleeve 33 is rotatably provided with a screw rod sleeve 25, the lower portion of the outer side of the screw rod sleeve 25 is fixedly provided with a transmission ring 32, the transmission ring 32 is connected with the meshing sleeve 26 in a meshing mode, the screw rod 31 is installed inside the screw rod sleeve 25 in a screwed mode, the inner wall of the rear side of the upper shell 10 is fixedly provided with a limiting sliding frame 41, and the lower portion of the screw rod 31 is provided with a sliding opening matched with the limiting sliding frame 41.

Light and heat pipe mainly includes water seat 19, well joint ring 4, glass pipe 6 and inside lining 39, both ends fixed mounting has the external screw thread ring about the

glass pipe

6, 6 inner wall fixed mounting of glass pipe has inside lining 39, glass pipe 6 is located external screw thread ring department and connects soon to install well joint ring 4, and well joint ring 4 inboard connects soon installs water seat 19, is located upper portion cross 19 tops of water seat and roof 7 and run through fixed connection, be located the lower part cross 5 lower part lateral wall fixed connection of water seat 19 and arc board, cross water seat 19 and water pipe 22 fixed conduction.

The arc plate 5 is formed by combining at least four quarter of right circular ring light panels, the middle part of each light panel is concave, and the two ends of each light panel are convex.

An internal thread hole is formed in the side wall of the top end of the heat insulation shell 23, and a temperature sensor 44 is screwed on the inner wall of the heat insulation shell 23 at the internal thread hole.

The heat insulation shell 23 is filled with a heat exchange medium with high specific heat capacity.

The hall sensor 13, the compressor 17, the electromagnet 28, the electromagnetic valve 42, the temperature sensor 44 and the motor 29 are electrically connected with an external power supply and external control equipment through a wiring harness.

The invention relates to a solar electric heating device, which is used for photovoltaic hot water supply, when in work, the device heats external cold water by absorbing illumination, in order to ensure the utilization efficiency of a photothermal tube, an arc plate 5 is arranged at the rear side of the photothermal tube, the arc plate 5 is formed by combining at least four quarter positive circular ring light panels, the middle part of the light panel is concave at the back, the two ends of the light panel are convex at the front, the sunlight reflecting capacity of the arc plate 5 is adopted, surrounding light rays are gathered at the position of the photothermal tube, less photothermal tubes are utilized, surrounding light energy is fully absorbed, the heat absorption effect is improved by a black lining, the internal cold water is heated, and the cold water circulates through external cold water circulation equipment, so that the heating effect is ensured;

the heat absorption tube 20 is arranged on the rear side of the arc plate 5, a refrigerant is filled in the heat absorption tube 20, a heat exchange medium with high specific heat capacity is filled in the heat insulation shell 23, the refrigerant absorbs heat on the arc plate 5 in the heat absorption tube 20, is gasified and expanded, and is compressed by the compressor 17 to be compressed into high-temperature and high-pressure liquid, so that the heat in the refrigerant is sufficiently transferred to the interior of the heat insulation shell 23 and is put into the heat exchange medium, when the temperature in the interior of the heat insulation shell 23 is increased to a preset temperature (the real-time temperature is detected by the temperature sensor 44), the electromagnetic valve 42 is opened, external cold water enters the heat exchange tube 43 to absorb heat, the solar energy absorbed by the arc plate 5 and the whole equipment is sufficiently utilized, the heat-released refrigerant is changed into low-pressure and low-temperature gas after passing through the expansion valve 14, the heat is circularly absorbed in the heat absorption tube 20, and the temperature rising efficiency of the cold water is improved;

the equipment is provided with angle and orientation adjusting equipment, namely a following frame, following data, namely corresponding data of an inclination angle and an orientation angle and the daytime moment, is arranged in the control equipment, when the certain moment is reached, the motor is matched with the transmission equipment to drive the device to integrally move to the preset inclination angle and orientation angle, when the inclination angle of the swinging plate 9 is adjusted, the electromagnetic valve 28 is powered off, the jacking spring 36 jacks the relay sleeve 35, the front end of the swinging plate 9 is lifted or moved downwards by the rotation of the motor 29, the rotation of the rotating shaft 37, the rotation of the relay sleeve 35, the rotation of the meshing sleeve 26, the rotation of the transmission ring 32, the rotation of the screw rod sleeve 25 and the up-and-down movement of the screw rod 31, the elastic force of the tension spring 24 can be overcome, the elevation angle of the swinging plate 3 is changed to adapt to the irradiation angles of the sun with different heights, and the inclination angle adjusting angle is controlled by the rotation angle of the rotating shaft 37, the rotation angle of the rotating shaft 37 is detected through the outer gear ring 30 and the hall sensor 13; can drive through motor 29 simultaneously, it rotates to drive riser 3, adapt to the sunshine position at different moments, for example in the east in the morning, afternoon is in the west, can pass through the circular telegram of electro-magnet 28, it moves down to drive meshing cover 26, make pivot 37 rotation can just only drive riser 3 and control the rotation, turned angle control is between 180 degrees, the angle detects through outer ring gear 30 and hall sensor 13, reset at night, the following frame of equipment drives equipment and follows the sunshine and removes, fully absorb the sunshine radiation, it drives through a motor, moreover, the steam generator is compact in structure, the high-usage of driver, avoid using too much driver through the mechanical structure linkage, reduce the later maintenance degree of difficulty.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. A solar electric heating device mainly comprises a base (12), a following frame, a vertical plate (3), an arc plate (5) and a photo-thermal tube, and is characterized in that the middle of the top end of the base (12) is fixedly provided with the following frame, the top end of the following frame is fixedly provided with the vertical plate (3), the upper part of the front end of the vertical plate (3) is fixedly provided with a top plate (7), the bottom end of the top plate (7) is fixedly provided with the arc plate (5), a photo-thermal tube is assembled and installed between the bottom end of the top plate (7) and the side wall of the lower part of the arc plate (5), the upper end and the lower end of the photo-thermal tube are fixedly provided with a water passing tube (22), the left end of the water passing tube (22) is fixedly provided with a joint (18), the middle of the water passing tube (22) positioned at the lower part is fixedly provided with an electromagnetic valve (42) in a penetrating manner, the top end of the electromagnetic valve (42) is fixedly provided with a heat exchange tube (43), the top end of the heat exchange tube (43) is fixedly communicated with the water passing tube (22) positioned at the upper part, a heat insulation shell (23) is fixedly mounted on the rear side of the vertical plate (3), and the heat exchange tube (43) is positioned inside the heat exchange tube (43);

the utility model discloses a heat insulation shell (23) top right part fixed mounting has compressor (17), heat insulation shell (23) inboard left part fixed mounting has rotary joint seat (15), heat insulation shell (23) bottom lateral wall fixed mounting has expansion valve (14), the export of compressor (17) is through the pipeline with be located upper portion rotary joint seat (15) fixed switch on, the entry of expansion valve (14) is through the pipeline with be located the lower part rotary joint seat (15) fixed switch on, two connect soon and install copper pipe (16) between joint seat (15), rotary joint seat (15) inboard left part connects soon and installs rotary press ring (21) with copper pipe (16) complex, arc board (5) rear side fixed mounting has heat absorption pipe (20) that the equidistance was arranged, and both ends fixed mounting has insulating tube (8) about heat absorption pipe (20), is located upper portion insulating tube (8) and compressor (17) entry fixed connection, the heat preservation pipe (8) positioned at the lower part is fixedly connected with an outlet of an expansion valve (14);

light and heat pipe mainly includes water seat (19), well joint ring (4), glass pipe (6) and inside lining (39), both ends fixed mounting has the external screw thread ring about glass pipe (6), glass pipe (6) inner wall fixed mounting has inside lining (39), glass pipe (6) are located external screw thread ring department and connect soon and install in connect ring (4), and well joint ring (4) inboard connects soon and installs water seat (19), are located upper portion cross water seat (19) top and roof (7) and run through fixed connection, are located the lower part cross water seat (19) and arc board (5) lower part lateral wall fixed connection, cross water seat (19) and lead to with water pipe (22) are fixed.

2. The solar electric heating device is characterized in that the following frame mainly comprises an outer frame (1), a motor (29), a screw rod (31), a rotating shaft (37) and a swinging plate (9), wherein the bottom end of the outer frame (1) is fixedly connected with a base (12), the motor (29) is fixedly installed at the lower part of the inner side of the outer frame (1), a snap ring (11) is rotatably installed at the outer side of the top end of the outer frame (1), an upper shell (10) is rotatably installed at the upper part of the snap ring (11), a supporting plate (2) is fixedly installed at the top end of the upper shell (10), a hinge is fixedly installed at the rear end of the supporting rod (2), the swinging plate (9) is rotatably installed above the supporting plate (2) through the hinge, the front side wall of the top end of the swinging plate (9) is fixedly connected with the vertical plate (3), and a tension spring (24) is fixedly installed between the supporting plate (2) and the swinging plate (9);

the top end of a motor shaft of the motor (29) is fixedly provided with a rotating shaft (37) through a coupler, the top end of the rotating shaft (37) is fixedly provided with an end rod (34), the top end of the end rod (34) is fixedly connected with the side wall of the bottom end of the support plate (2), a meshing sleeve (26) is rotatably arranged between the end rod (34) and the top end of the rotating shaft (37), the inner wall of the upper part of the front side of the outer frame (1) is fixedly provided with an electromagnet (28), the electromagnet (28) is sleeved and arranged on the outer side of the rotating shaft (37), the outer side of the rotating shaft (37) is positioned on the upper part of the electromagnet (28) and is rotatably provided with a top spring (36), the upper end and the lower end of the top spring (36) are fixedly provided with spring rings (38), the side wall of the lower part of the rotating shaft (37) is fixedly provided with an outer toothed ring (30), the inner part of the outer frame (1) is fixedly provided with a Hall sensor (13) matched with the outer toothed ring (30), and the outer side of the rotating shaft (37) is positioned above the top spring (36) and is sleeved and provided with a sliding sleeve (27), sliding sleeve (27) upper portion is rotated and is installed relay sleeve (35), and relay sleeve (35) top fixed mounting has wear-resisting end shell (40), the spline groove has been seted up to pivot (37) upper portion outer wall, meshing tooth's socket has been seted up to meshing sleeve (26) lower part inner wall, the tooth key recess has been seted up to wear-resisting end shell (40) inside and outside lateral wall, extension board (2) rear portion is run through fixed mounting and is had wear-resisting cover (33), and wear-resisting cover (33) mid-rotation installs lead screw cover (25), and lead screw cover (25) outside lower part fixed mounting has drive ring (32), and drive ring (32) are connected with meshing sleeve (26) meshing, lead screw (31) are installed to inside connecing soon of lead screw cover (25), upper shell (10) rear side inner wall fixed mounting has spacing balladeur train (41), lead screw (31) lower part seted up with spacing balladeur train (41) complex sliding gap.

3. A solar electric heating device according to claim 1, wherein the arc plate (5) is formed by combining at least four quarter-circle light panels, the light panels are concave in the middle and convex in the two ends.

4. The solar electric heating device as claimed in claim 1, wherein the side wall of the top end of the heat insulation shell (23) is provided with an internal threaded hole, and the inner wall of the heat insulation shell (23) at the internal threaded hole is screwed with a temperature sensor (44).

5. A solar electric heating device according to claim 1, characterized in that the inside of the heat insulating shell (23) is filled with a heat exchange medium with a high specific heat capacity.

6. The solar electric heating device according to claim 1, wherein the Hall sensor (13), the compressor (17), the electromagnet (28), the electromagnetic valve (42), the temperature sensor (44) and the motor (29) are electrically connected with an external power supply and external control equipment through a wiring harness.