CN205383802U - Solar energy gathers optical equipment - Google Patents

Abstract

The utility model provides a solar concentrating device, which comprises a fixed frame, a reflective unit, a solar receiving unit, a linkage bracket and a light tracking drive unit, the linkage bracket is at least provided with a beam bar and a fixing seat, and the beam bar is set On both sides of the fixed seat; at least one reflective unit is arranged on the beam rod; the solar receiving unit is arranged on the fixed seat and is located at the focus position of each reflective unit; one end of the light tracking drive unit is connected to the The fixing seat is hinged, and the other end is arranged on the fixing frame. In this application, the reflective unit and the solar receiving unit are arranged on the linkage bracket, and the light tracking drive unit drives the linkage bracket to rotate according to the movement of the light, and then drives the reflective unit and the solar receiving unit to rotate at the same time, ensuring that the solar receiving unit is arranged parallel to the light, and at the same time Make sure that the solar receiving unit is at the focal point of the reflective unit, so that the solar light can be received more fully and the light concentration efficiency is higher.

Description

A solar concentrating device

technical field

The utility model relates to a solar energy concentrating device.

Background technique

The solar concentrator system is the most important component in a solar power station, and its cost accounts for about 50% of the entire power generation system. Therefore, how to improve the system's concentration and heat collection efficiency, effectively reduce the system cost, and at the same time reduce the difficulty of system installation and maintenance is the key to the marketization of solar thermal power generation technology.

In the solar concentrating equipment that is widely used at present, the solar receiver is usually fixed and installed in one position, and does not change direction with the rotation of the solar reflector. Therefore, with the change of the direction of the solar reflector, the following problems will occur, ( 1) The solar receiving unit cannot be guaranteed to be at the focal point of the reflector all the time, so there is a problem of insufficient sunlight reception; It will block part of the light projected on the reflector, which will lead to the problem of insufficient sunlight reception, which will reduce the light-gathering efficiency; (3), there is a certain angle between the reflector and the sun's rays at certain moments, and the sun's rays cannot It is completely projected onto the reflector, resulting in the problem of insufficient sunlight reception, which reduces the light-gathering efficiency. Based on the above problems, the present application provides a solar concentrating device with simple structure and high concentrating efficiency.

Contents of the invention

The utility model provides a solar concentrating device, which solves the existing problems of insufficient solar light reception and low concentrating efficiency.

In order to solve the above problems, the application provides a solar concentrating device, including a fixed frame (1), on which a reflective unit (2), a solar receiving unit (3), a linkage bracket (4 ) and the optical tracking drive unit (5), it is characterized in that, the linkage bracket (4) is at least provided with a crossbeam rod (41) and a fixed seat (42), and the crossbeam rod (41) is arranged on the fixed seat The positions on both sides of (42);

At least one of the reflective units (2) is arranged on the beam rod (41); the solar receiving unit (3) is arranged on the fixed seat (42), and is located at the focal point of each reflective unit (2) ; One end of the optical tracking drive unit (5) is hinged to the fixed seat (42), and the other end is arranged on the fixed frame (1).

As a preferred solution of the present application, the reflective unit (2) includes a knot plate (22) provided with a reflective mirror (21), a frame (24) provided with a universal ball (23) and a locking member. The knot plate (22) is socketed with the frame body (24); the locking member is arranged on the knot plate (22) and/or the universal ball (23).

As a preferred solution of the present application, the locking member is a threaded rod (25) arranged on at least one side of the knot plate (22), and the threaded rod (25) penetrates the side wall of the knot plate (22) and can be stretched to the universal ball (twenty three);

Or the locking member is a threaded rod (25) arranged on at least one side of the knot plate (22), and the universal ball (23) is provided with a plurality of concave holes matching the top ends of the threaded rod (25) (231);

Or the locking member is a threaded buckle (26) with internal threads, and the outer wall of the knot plate (22) is provided with external threads corresponding to the internal threads, and the threaded buckle (26) is screwed on the outer sidewall of said knot (22);

Or the locking part is a clamp part (27) and a bolt (28), the clamp part (27) is "L" shaped, and is arranged on the outside of the knot (22), and the bolt (28) The screw rod in the thread passes through the clamp piece (27) and the universal ball (23).

As a preferred solution of the present application, the solar receiving unit (3) is provided with a solar receiver (31) and a support frame (32), and one end of the support frame (32) is connected with a solar receiver (31), and another One end is provided integrally with the fixing seat (42) or is detachably arranged through a fixing piece; the fixing piece includes any one of buckles, screws or rivets.

As a preferred solution of the present application, the beam rod (41) is provided with a plurality of connecting holes (411) and/or poles (412), and the reflective unit (2) is arranged in the connecting holes (411) and/or Or a concave structure with the solar receiving unit (3) as the central axis is formed in the pole (412).

The utility model provides a solar concentrating device, in which a reflective unit and a solar receiving unit are arranged on the linkage bracket, and the light tracking driving unit drives the linkage bracket to rotate according to the movement of the light, and then drives the The reflective unit and the solar receiving unit rotate at the same time, ensuring that the solar receiving unit can be positioned at the focal point of the reflective unit while the solar receiving unit is arranged parallel to the light, so that the solar light can be received more fully and the concentration efficiency is higher.

Description of drawings

Fig. 1 is a schematic structural diagram of a solar concentrating device provided by Embodiment 1 of the present invention;

Fig. 2 is a top view structural diagram of the solar concentrating device provided by Embodiment 1 of the present utility model;

Fig. 3 is a structural schematic diagram of the fixing method between the solar receiving unit and the fixing seat provided by the first embodiment of the utility model;

Fig. 4 is a structural schematic diagram of the fixing method between the solar receiving unit and the fixing seat provided by the first embodiment of the utility model;

Fig. 5 is a schematic structural view of a reflective unit provided in Embodiment 2 of the present invention;

Fig. 6 is a schematic structural view of another light-reflecting unit provided by Embodiment 2 of the present invention;

Fig. 7 is a schematic structural view of another reflective unit provided by Embodiment 2 of the present invention;

Fig. 8 is a schematic structural view of another reflective unit provided by Embodiment 2 of the present invention.

reference sign

Fixing frame 1, reflective unit 2, reflective mirror 21, knot plate 22, universal ball 23, concave hole 231, frame body 24, threaded rod 25, threaded buckle 26, clamp piece 27, bolt 28, solar receiving unit 3, Solar receiver 31 , support frame 32 , screw 33 , linkage bracket 4 , beam rod 41 , connection hole 411 , pole 412 , fixing seat 42 , and optical tracking drive unit 5 .

detailed description

In order to make the purpose, technical solutions and advantages of the present utility model clearer, the embodiments of the present utility model will be described in detail below in conjunction with the accompanying drawings.

Example 1:

This embodiment provides a solar concentrating device, which includes a fixed frame 1, a reflective unit 2, a solar receiving unit 3, a linkage bracket 4, and a light tracking drive unit 5. Refer to FIG. 1, which is the solar concentrating device provided by this embodiment. Schematic diagram of the structure of the optical device;

In this embodiment, the optical tracking drive unit 5 is at least provided with an optical tracker and a drive motor, and the optical tracker and the drive motor are not shown in the figure; Seat 42, the beam bar 41 is arranged on both sides of the fixed seat 42;

At least one of the reflective units 2 is arranged on the beam rod 41. In this embodiment, in order to better fix the reflective unit 2, it is preferable that the reflective unit 2 is welded on the beam rod 41, or the reflective unit 2 is connected by screwing , socketed or hinged on the beam bar 41, for example, the reflective unit is fixed on the beam bar 41 by means of screws 33 or buckles. In this embodiment, the beam bar 41 is preferably provided with a plurality of connecting holes 411 and / or the pole 412, the reflective unit 2 is socketed in the connecting hole 411 or on the pole 412; in order to fully reflect the sunlight and save design costs, it is preferable that the reflective unit 2 is socketed in the connecting hole 411 or the pole 412 is formed with a concave structure with the solar receiving unit 3 as the central axis, see FIG. 2 , which is a schematic top view of the solar concentrating device provided in this embodiment.

The solar receiving unit 3 is arranged on the fixing seat 42, and is located at the focus position of each reflective unit 2. In this embodiment, the solar receiving unit 3 is provided with a solar receiver 31 and a support frame 32, so that One end of the supporting frame 32 is connected with a solar receiver 31, and the other end is integrally set with the fixing seat 42 or is detachably set through a fixing piece; the fixing piece includes any one of buckles, screws 33 or rivets, Referring to FIGS. 3-4 , there are two fixing methods between the solar receiving unit 3 and the fixing base 42 provided in this embodiment.

Preferably, in this embodiment, the solar receiving unit 3 is arranged parallel to the sun rays and perpendicular to the beam rod 41 .

One end of the optical tracking drive unit 5 is hinged to the fixed seat 42, and the other end is arranged on the fixed frame 1. In this embodiment, the optical tracker can sense the position of the light, so as to send an instruction to the motor to drive The linkage bracket 4 moves, and the linkage bracket 4 is provided with a reflective unit 2 and a solar receiving unit 3, so it can be ensured that the solar receiver 31 is always positioned at the focus position of the reflective mirror 21, and at the same time, it can be ensured that the solar receiver 3 is always in contact with the sun's rays. Parallel and fully receive sunlight energy, so that solar energy can be effectively converted into electric energy, heat energy or light energy required by life.

Example 2:

The difference with Embodiment 1 is that in this embodiment, in order to facilitate the adjustment of the relationship between the reflective unit 2, the solar receiving unit 3 and the sunlight, it is preferred that the reflective unit 2 includes a junction plate 22 provided with a reflector 21, a The frame body 24 of the universal ball 23 and the locking piece, the knot plate 22 is socketed on the frame body 24; the locking piece is arranged on the knot plate 22 and/or the universal ball 23;

In this embodiment, the locking member is a threaded rod 25 arranged on at least one side of the knot plate 22. The threaded rod 25 penetrates through the side wall of the knot plate 22 and can be stretched to the universal ball 23. Through the threaded rod 25, the The adjustment of the locking state between the knot plate 22 and the universal ball 23 is shown in Figure 5;

In this embodiment, in order to more firmly fix the joint plate 22 and the universal ball 23 through the threaded rod 25, it is preferable that the universal ball 23 is provided with a plurality of concave holes 231 matching the top ends of the threaded rod 25, and it is necessary to At this time, the top end of the threaded rod 25 is rotated into the concave hole 231, so that the fixing between the knot plate 22 and the universal ball 23 is more firm and less susceptible to the influence of the external environment, see Figure 6;

Or the locking member is a threaded buckle 26 provided with an internal thread, the threaded buckle 26 has a trapezoidal structure, and the outer wall of the knot plate 22 is provided with an external thread corresponding to the internal thread, and the threaded buckle 26 Screwed on the outer wall of the knot plate 22, when in use, rotating the threaded buckle 26 can realize the adjustment of the locking state between the knot plate 22 and the universal ball 23, see Figure 7;

Or the locking part is a clamp part 27 and a bolt 28, the clamp part 27 is "L" shaped, and is arranged on the outside of the knot plate 22, and the screw rod in the bolt 28 passes through the clamp part 27 and the universal ball 23, when in use, the nut is rotated on the screw rod, and the joint disc 22 and the universal ball 23 are fully contacted or separated through the clamp member 27, thereby realizing the locking between the joint disc 22 and the universal ball 23 See Figure 8 for state adjustment.

The above are only the best implementation modes of the present utility model, and it should be pointed out that the above-mentioned implementation modes should not be regarded as limitations on the present utility model, and the protection scope of the present utility model should be based on the scope defined by the claims. For those of ordinary skill in the art, without departing from the spirit and scope of the present utility model, some improvements and modifications can also be made and should also be regarded as the protection scope of the present utility model.

Claims (6)

1. a solar concentrating device, including fixed mount (1), described fixed mount (1) is provided with reflecting unit (2), solar energy receiving unit (3), linkage support (4) and light and follows the tracks of driver element (5), it is characterized in that, at least provided with beam rail (41) and fixing seat (42) in described linkage support (4), described beam rail (41) is arranged on two side positions of described fixing seat (42)；

At least one described reflecting unit (2) is arranged on described beam rail (41)；Described solar energy receiving unit (3) is arranged on described fixing seat (42), and is positioned at the focal position of each reflecting unit (2)；It is hinged with described fixing seat (42) that described light follows the tracks of driver element (5) one end, and the other end is arranged on described fixed mount (1).

2. solar concentrating device as claimed in claim 1, it is characterized in that, described reflecting unit (2) comprises the knot dish (22) being provided with illuminator (21), be provided with multi-directional ball (23) support body (24) and locking member, described knot dish (22) and described support body (24) socket；Described locking member is arranged in described knot dish (22) and/or described multi-directional ball (23).

3. solar concentrating device as claimed in claim 2, it is characterised in that:

Described locking member is the threaded rod (25) being arranged on knot dish (22) at least side, through described knot dish (22) sidewall of this threaded rod (25) and be scalable to multi-directional ball (23)；

Or described locking member is the threaded rod (25) being arranged on knot dish (22) at least side, described multi-directional ball (23) is provided with the shrinkage pool (231) that multiple and described threaded rod (25) top is mated；

Or described locking member is for setting female screw buckle (26), described knot dish (22) lateral wall is provided with the external screw thread corresponding with described female thread, and described screw buckle (26) is screwed onto on the lateral wall of described knot dish (22)；

Or described locking member is clamping piece (27) and bolt (28), described clamping piece (27) is " L " shape, and it is arranged on the outside of knot dish (22), the through described clamping piece (27) of screw rod in described bolt (28) and multi-directional ball (23).

4. the solar concentrating device as described in any one of claim 1-3, it is characterized in that, described solar energy receiving unit (3) is provided with solar receiver (31) and bracing frame (32), one end of support frame as described above (32) is connected to solar receiver (31), and the other end and described fixing seat (42) are wholely set or by the detachable setting of fixture；Described fixture comprises any one in buckle, screw or rivet.

5. the solar concentrating device as described in any one of claim 1-3, it is characterized in that, described beam rail (41) is provided with multiple connecting hole (411) and/or pole (412), and described reflecting unit (2) is arranged on this connecting hole (411) and/or the upper formation concave shape structure of axle centered by described solar energy receiving unit (3) of pole (412).

6. solar concentrating device as claimed in claim 4, it is characterized in that, described beam rail (41) is provided with multiple connecting hole (411) and/or pole (412), and described reflecting unit (2) is arranged on this connecting hole (411) and/or the upper formation concave shape structure of axle centered by described solar energy receiving unit (3) of pole (412).