CN210569308U

CN210569308U - Self-powered trough type solar thermal power generation heat collector structure

Info

Publication number: CN210569308U
Application number: CN201921568625.2U
Authority: CN
Inventors: 田增华; 李惠民; 汤晓舒; 刘闯; 侯全辉; 封春菲
Original assignee: North China Power Engineering Co Ltd of China Power Engineering Consulting Group
Current assignee: North China Power Engineering Co Ltd of China Power Engineering Consulting Group; North China Power Engineering Beijing Co Ltd
Priority date: 2019-09-19
Filing date: 2019-09-19
Publication date: 2020-05-19
Anticipated expiration: 2029-09-19

Abstract

The utility model relates to a self-powered groove type solar thermal power generation heat collector structure, which comprises a rotating shaft provided with a groove type heat collector and at least 1 photovoltaic module, wherein each photovoltaic module comprises a photovoltaic component, a photovoltaic power supply cable and at least 1 pair of photovoltaic component supporting arms, the inner ends of the photovoltaic component supporting arms are arranged on the rotating shaft, the photovoltaic component is arranged at the outer ends of the photovoltaic component supporting arms, the photovoltaic power supply cable electrically connects the photovoltaic components to a driving bracket for controlling the rotation of the rotating shaft, the utility model adopts the mode of combining the groove type heat collector technology and the photovoltaic power generation to realize that the groove type heat collector is driven to be powered by the photovoltaic power generation and reduce the cable, meanwhile, the service power consumption rate of a project can be reduced, the newly added photovoltaic module and the groove type heat collector share the original driving device, the sunlight is rotationally tracked in the process, the independent arrangement is not needed, and the cost and the materials are saved.

Description

Self-powered trough type solar thermal power generation heat collector structure

Technical Field

The utility model relates to a self-power structure of slot type solar energy collection system.

Background

The trough type solar heat collection system in the prior art is composed of a trough type paraboloid reflector, a support, a heat receiver, a driving mechanism and a tracking control device. The groove type paraboloid reflector reflects and focuses sunlight onto the heat collecting pipe to heat conducting fluid in the heat collecting pipe.

The bracket is a bearing mechanism of the reflector and mainly comprises a tubular bracket and a torque box type bracket. The support is responsible for supporting the title speculum and the heat collecting pipe.

The heat receiver adopts a vacuum tube type. The driving mechanism is driven by a hydraulic drive and a motor and a speed reducer gear, and is generally connected with a driving support of the heat collector support; the tracking mode adopts one-dimensional tracking and has a north-south and east-west arrangement mode.

The power supply mode of the driving mechanism is generally connected with a power distribution panel cabinet unified in the whole factory through a cable.

The traditional trough-type power station is connected with a heat collector power supply mechanism by leading a cable from a conventional island power distribution panel cabinet in a heat collector power supply mode, so that power supply is realized. The power supply load points in the heat collection field reach thousands of places, so that huge cable consumption is required.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem provide a self-power slot type solar thermal power generation heat collector structure promptly.

The technical means adopted by the utility model are as follows.

The utility model provides a self-power slot type solar thermal energy power generation heat collector structure, contains the axis of rotation, sets up slot type heat collector in this axis of rotation, still contains 1 at least photovoltaic module, and every photovoltaic module contains photovoltaic module, photovoltaic power supply cable and 1 at least to the photovoltaic module support arm, photovoltaic module support arm inner sets up in the axis of rotation, photovoltaic module install in the outer end of photovoltaic module support arm, photovoltaic power supply cable with photovoltaic module electric connection in control axis of rotation pivoted drive support on.

Furthermore, the photovoltaic module is fixed on the photovoltaic module supporting arm through the photovoltaic module supporting structure.

Furthermore, the rotating shaft is rotatably connected to at least 1 driving support, an interval is reserved between adjacent trough collectors on two sides of the position of the driving support, and the photovoltaic module is located between the trough collectors and the driving support.

Furthermore, set up the multiunit mounting in the axis of rotation, every group mounting is along circumference evenly distributed, every inner of every pair of speculum support arm, photovoltaic module support arm is fixed in the axis of rotation through 1 group of mounting respectively.

The utility model has the advantages that: the mode that the trough heat collector technology is combined with photovoltaic power generation is adopted, the trough heat collector is driven to supply power through the photovoltaic power generation, the cable loss of long-distance power transmission is reduced, and meanwhile, the service power consumption of projects can be reduced. The newly-added photovoltaic module and the trough type heat collector share the original driving device, rotate to track sunlight in the lump, do not need to set up alone, practice thrift cost and material.

Drawings

Fig. 1 is one of the structural schematic diagrams of the connection between the photovoltaic support and the trough-type heat collector support of the utility model.

Fig. 2 is a second schematic diagram of the connection structure of the photovoltaic support and the trough-type heat collector of the present invention.

Fig. 3 is the cross-sectional schematic view of the mounting structure of the intermediate heat collector of the present invention.

Fig. 4 is the utility model discloses well photovoltaic module mounting structure's cross-sectional schematic.

Detailed Description

The utility model provides a self-power slot type solar thermal power generation heat collector structure.

As shown in fig. 1 to 3, the trough solar thermal collector structure includes a rotation axis 1, a trough thermal collector 3 is disposed on the rotation axis 1, specifically, the trough solar thermal collector structure includes a plurality of pairs of reflector support arms 2, a reflector 3 is mounted on the reflector support arms 2, support brackets 6 are disposed at two ends of the rotation axis 1, at least 1 driving bracket 5 is disposed at a proper position in the middle of the rotation axis 1, and a hydraulic cylinder, a hydraulic pump, a power distribution cabinet and a controller are disposed in the driving bracket 5, and are used for controlling and driving the rotation of the rotation axis. The adjacent trough collectors 3 on both sides of the position of the driving bracket 5 have a certain distance.

The utility model discloses a focus lies in: also included are at least 1 photovoltaic module 4, each photovoltaic module 4 including a photovoltaic module 41, a photovoltaic power supply cable 43, and at least 1 pair of photovoltaic module support arms 42. The inner end of the photovoltaic module supporting arm 42 is arranged on the rotating shaft 1, the photovoltaic module 41 is arranged at the outer end of the photovoltaic module supporting arm 42, and the photovoltaic power supply cable 43 is used for electrically connecting the photovoltaic module 41 to the driving support 5.

As shown in fig. 4, the photovoltaic module 41 is fixed to the photovoltaic module support arm 42 by a photovoltaic module support structure 44, and the photovoltaic module support structure 41 may be a support frame, or other frame-type or plate-type structure, so as to facilitate stable connection and fixation of the photovoltaic module 41.

Because there is the interval between the adjacent trough collector 3 of drive support 5 position both sides, photovoltaic module 4 can set up between trough collector 3 and drive support 5.

Still set up multiunit mounting 11 on the axis of rotation 1, every group mounting 11 is along circumference evenly distributed, and every inner of every pair of speculum support arm 2, photovoltaic module support arm 42 is fixed in on the axis of rotation 1 through 1 group mounting 11 respectively.

During the application, through the calculation to actual mirror field, generally set up power about 550W photovoltaic module can, photovoltaic module is connected with the actuating mechanism switch board through about 1m long cable. The photovoltaic module and the reflector absorb solar energy simultaneously, and the photovoltaic module absorbs the solar energy and converts the solar energy into electric energy which enters the power distribution cabinet and the controller along the photovoltaic power supply cable to supply power to the driving mechanism. The electric drive hydraulic cylinder and the hydraulic pump operate to output power to the rotating shaft 1, the rotating shaft 1 is driven to rotate, and meanwhile, the photovoltaic module 41 and the reflector 3 are driven to rotate along with the sun track, so that the solar energy can be absorbed at the optimal angle at any time through circulation. The rotation time of the heat collector is only carried out in the daytime with solar radiation, and the photovoltaic module can generate electricity to supply power for the driving mechanism during the rotation time, so that self-sufficiency is realized, other equipment and energy sources are not required to be independently supplied for power supply, the length of a hundred kilometers of cables can be effectively saved, and the power consumption rate of a project plant is saved.

Claims

1. The utility model provides a self-power slot type solar thermal energy power generation heat collector structure, contains axis of rotation (1), sets up slot type heat collector (3) on this axis of rotation (1), its characterized in that still contains 1 photovoltaic module (4) at least, and every photovoltaic module (4) contain photovoltaic module (41), photovoltaic power supply cable (43) and at least 1 to photovoltaic module support arm (42), photovoltaic module support arm (42) inner sets up on axis of rotation (1), photovoltaic module (41) install in the outer end of photovoltaic module support arm (42), photovoltaic power supply cable (43) with photovoltaic module (41) electric connection on controlling axis of rotation (1) pivoted drive support (5).

2. A self-powered trough solar thermal power generation collector structure according to claim 1, wherein the photovoltaic modules (41) are fixed to the photovoltaic module support arms (42) by means of photovoltaic module support structures (44).

3. The self-powered trough solar thermal collector structure according to claim 1, characterized in that the rotational shaft (1) is rotatably connected to at least 1 driving bracket (5), the driving brackets (5) are located at a distance from each other between adjacent trough collectors (3) on both sides of the trough collectors, and the photovoltaic modules (4) are located between the trough collectors (3) and the driving brackets (5).

4. The self-powered trough solar thermal collector structure according to claim 1, wherein a plurality of sets of fixing members (11) are disposed on the rotating shaft (1), each set of fixing members (11) is uniformly distributed along the circumference, and the inner ends of each pair of the reflector support arm (2) and the photovoltaic module support arm (42) are respectively fixed on the rotating shaft (1) through 1 set of fixing members (11).