CN214228176U

CN214228176U - Novel photovoltaic maximum power tracking device

Info

Publication number: CN214228176U
Application number: CN202022706814.0U
Authority: CN
Inventors: 张高锋
Original assignee: Nanjing Gufeng Intelligent Technology Co ltd
Current assignee: Nanjing Gufeng Intelligent Technology Co ltd
Priority date: 2020-11-20
Filing date: 2020-11-20
Publication date: 2021-09-17
Anticipated expiration: 2030-11-20

Abstract

The utility model discloses a novel photovoltaic maximum power tracking device, include: the mounting frame assembly comprises a shell, connecting blocks symmetrically arranged on the shell, an external electric pole arranged on the top of the shell, a fixing hole formed in the center of the shell and a plurality of mounting grooves formed in the shell; the tracker assembly comprises a tracker body arranged in the mounting groove and a pressing block arranged on the tracker body; the electrical connection assembly is arranged at the top of the tracker body and is used for connecting the tracker body and the external electric pole; the mounting assembly is mounted between the mounting groove and the tracker body and used for connecting the mounting groove and the tracker; the utility model is beneficial to the electric connection of the tracker body by arranging the conductive frame and the spring I as conductive metals; lead to and make an holding tank and tracker body quantity equal, and the holding tank is according to the setting of equal distance evenly distributed on the shell, makes things convenient for the installation of tracker body to reduce and interferes.

Description

Novel photovoltaic maximum power tracking device

Technical Field

The utility model relates to a photovoltaic power generation technical field specifically is a novel photovoltaic maximum power tracking device.

Background

Photovoltaic power generation is a main form of converting solar energy into electric energy, is also an important component of renewable energy, and makes outstanding contribution to global energy consumption supply. The quality of the photovoltaic power generation system is determined by the utilization efficiency of the photovoltaic cells, which is a core part of the photovoltaic power generation system. Research shows that the utilization rate of the photovoltaic cell can reach the highest only when the photovoltaic cell always works near the maximum power point, so that the performance of a photovoltaic power generation system is improved. Therefore, many conventional MPPT control algorithms are widely used to track the maximum power point of the photovoltaic cell and operate the photovoltaic system in the point state, thereby improving the photovoltaic power generation efficiency.

However, the photovoltaic cell utilization rate is related to not only the structure of the photovoltaic cell, but also the illumination intensity, the ambient temperature and other factors. Particularly, when the photovoltaic cell is not uniformly illuminated, a local shadow effect is generated, which causes a situation that a plurality of peaks appear in the power, and has a great influence on the electric energy conversion rate. Therefore, a maximum power tracking device is used, and the tracking device in the prior art is integrated in a converter, so that the installation, maintenance and use are inconvenient, particularly in a large-volume photovoltaic power station.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel photovoltaic maximum power tracking device has solved the problem that proposes among the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a novel photovoltaic maximum power tracking device, comprising:

the mounting frame assembly comprises a shell, connecting blocks symmetrically arranged on the shell, an external electric pole arranged on the top of the shell, a fixing hole formed in the center of the shell and a plurality of mounting grooves formed in the shell;

the tracker assembly comprises a tracker body arranged in the mounting groove and a pressing block arranged on the tracker body;

the electrical connection assembly is arranged at the top of the tracker body and is used for connecting the tracker body and the external electric pole;

and the mounting assembly is mounted between the mounting groove and the tracker body and used for connecting the mounting groove and the tracker.

Preferably, the electrical connection assembly comprises a conductive frame arranged in the mounting groove, a first spring arranged in the inner cavity of the conductive frame, a conductive block arranged in the conductive frame and an electrode arranged at the top of the tracker body, the electrode is in contact connection with the conductive block, and the conductive frame and the external electric column are electrically connected through a wire.

Preferably, the installation component includes spring two, the holding tank of seting up on the mounting groove lateral wall of installing in the mounting groove, install fixed block, the slider of sliding connection on the fixed block in the holding tank, install the frame that holds on tracker body lateral wall, install the spring three that holds in the frame and install the piece that supports that holds the frame inner chamber, and support piece and fixed block joint.

Preferably, the connecting block is provided with two mounting holes, namely an oval mounting hole and a round mounting hole, and the fixing hole is also an oval hole.

Preferably, the first conductive frame and the first spring are both conductive metal.

Preferably, the receiving grooves and the tracker body are equal in number, and the receiving grooves are evenly distributed on the housing at equal distances.

Compared with the prior art, the beneficial effects of the utility model are as follows: the connecting block is provided with the elliptical mounting hole and the circular mounting hole respectively, and the fixing holes are elliptical holes, so that the device is favorably pre-fixed during mounting, and the mounting efficiency is optimized; the conductive frame and the first spring are both made of conductive metal, so that the tracker body is electrically connected; lead to and make an holding tank and tracker body quantity equal, and the holding tank is according to the setting of equal distance evenly distributed on the shell, makes things convenient for the installation of tracker body to reduce and interferes.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is an installation drawing of the present invention;

FIG. 2 is a side view of the structure of the present invention;

FIG. 3 is a view of the installation structure of the present invention;

fig. 4 is an enlarged view of the position a of the present invention.

In the figure: 100. mounting bracket subassembly, 110, shell, 120, connecting block, 130, external electric pole, 140, fixed orifices, 150, mounting groove, 200, tracker subassembly, 210, tracker body, 220, press the piece, 300, electrical connection subassembly, 310, electrically conductive frame, 320, spring one, 330, electrically conductive piece, 340, electrode, 400, coupling subassembly, 410, spring two, 420, holding tank, 430, fixed block, 440, slider, 450, hold the frame, 460, spring three, 470, support the piece.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

The invention provides a novel photovoltaic maximum power tracking device which can realize the quick disassembly, assembly and maintenance of a tracker, is convenient for the maintenance of the tracker and reduces the maintenance cost.

Fig. 1 to 4 are schematic structural diagrams illustrating an embodiment of a novel photovoltaic maximum power tracking apparatus according to the present invention, and referring to fig. 1 to 4, a main body of the novel photovoltaic maximum power tracking apparatus of the present embodiment includes a mounting frame assembly 100, a tracker assembly 200, an electrical connection assembly 300, and a mounting assembly 400.

The mounting bracket assembly 100 is used for accommodating a plurality of tracker assemblies 200, and specifically comprises a housing 110, connecting blocks 120 symmetrically mounted on the housing 110, an external electric pole 130 mounted on the top of the housing 110, a fixing hole 140 formed in the center of the housing 110, and a plurality of mounting grooves 150 arranged on the housing 110, wherein when the mounting bracket assembly is used, the housing 110 is firstly fixed by the connecting blocks 120, then the tracker assemblies 200 are inserted into the mounting grooves 150, and the wires are connected with external current transformation equipment by the external electric pole 130;

the tracker assembly 200 is used for detecting a peak value of photovoltaic power generation and facilitating detachment of the tracker body 210, and specifically comprises a tracker body 210 installed in the installation groove 150 and a pressing block 220 installed on the tracker body 210, wherein when the tracker assembly is used, the tracker body 210 is pulled to move by holding the pressing block 220;

the electrical connection assembly 300 is used for connecting the tracker body 210 and the external electric pole 130, and specifically, the electrical connection assembly 300 is installed on the top of the tracker body 210;

the mounting assembly 400 is used to connect the mounting groove 150 and the tracker, and in particular, the mounting assembly 400 is mounted between the mounting groove 150 and the tracker body 210.

The electrical connection assembly 300 includes a conductive frame 310 disposed in the mounting groove 150, a first spring 320 mounted in an inner cavity of the conductive frame 310, a conductive block 330 mounted in the conductive frame 310, and an electrode 340 mounted on the top of the tracker body 210, wherein the electrode 340 is in contact connection with the conductive block 330, the conductive frame 310 is electrically connected with the external power post 130 through a wire, and when in use, the first spring 320 supports the connection between the conductive block 330 and the electrode 340, which is beneficial for maintaining the electrical connection between the conductive block 330 and the electrode 340; the mounting assembly 400 includes a second spring 410 mounted in the mounting groove 150, a receiving groove 420 formed in a side wall of the mounting groove 150, a fixing block 430 mounted in the receiving groove 420, a slider 440 slidably connected to the fixing block 430, a receiving frame 450 mounted on a side wall of the tracker body 210, a third spring 460 mounted in the receiving frame 450, and a resisting block 470 mounted in an inner cavity of the receiving frame 450, wherein the resisting block 470 is engaged with the fixing block 430, when the tracker body 210 needs to be detached for maintenance and replacement, only the pressing block 220 needs to be pressed, the tracker body 210 moves towards the mounting groove 150, the second spring 410 is compressed by force, the resisting block 470 pushes the slider 440 towards the inner side of the mounting groove 150, until the third spring 460 is compressed, the resisting block 470 passes over the slider 440, the third spring 460 is reset, the pressing block 220 is released at the same time, the third spring 460 is reset to push the tracker body 210 forwards, the accommodating frame 450 is driven to move towards the outer side of the mounting groove 150, at the moment, the spring III 460 contracts until the abutting block 470 passes over the fixing block 430 under the influence of the sliding block 440, at the moment, the tracker body 210 is ejected, and the tracker body 210 is pressed into the mounting groove 150 after maintenance; the connecting block 120 is respectively provided with two mounting holes, namely an oval mounting hole and a round mounting hole, and the fixing hole 140 is also an oval mounting hole, so that the device can be pre-fixed during mounting, and the mounting efficiency is optimized; the conductive frame 310 and the first spring 320 are both made of conductive metal, which is beneficial to the electrical connection of the tracker body 210; the receiving grooves 420 and the tracker bodies 210 are equal in number, and the receiving grooves 420 are uniformly distributed on the outer shell 110 at equal distances, so that the installation of the tracker bodies 210 is facilitated, and the interference is reduced.

The working principle is as follows: when a novel photovoltaic maximum power tracking device uses, at first install installing frame subassembly 100, pass through coupling assembling joint with tracker subassembly 200 in mounting groove 150 after that, then connect external electric post 130 and tracker body 210 through electrical connection subassembly 300 switch-on, be connected with converter components and parts through external electric post 130 to realize tracking device's quick overhaul installation and dismantlement.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A novel photovoltaic maximum power tracking device is characterized by comprising:

the mounting rack assembly (100) comprises a shell (110), connecting blocks (120) symmetrically arranged on the shell (110), an external electric pole (130) arranged on the top of the shell (110), a fixing hole (140) formed in the center of the shell (110) and a plurality of mounting grooves (150) formed in the shell (110);

a tracker assembly (200) including a tracker body (210) installed in the installation groove (150) and a pressing block (220) installed on the tracker body (210);

the electrical connection assembly (300) is arranged on the top of the tracker body (210) and is used for connecting the tracker body (210) and the external electric pole (130);

and a mounting assembly (400) mounted between the mounting groove (150) and the tracker body (210) for connecting the mounting groove (150) and the tracker.

2. The novel photovoltaic maximum power tracking device of claim 1, wherein the electrical connection assembly (300) comprises a conductive frame (310) arranged in the installation groove (150), a first spring (320) arranged in an inner cavity of the conductive frame (310), a conductive block (330) arranged in the conductive frame (310), and an electrode (340) arranged on the top of the tracker body (210), wherein the electrode (340) is in contact connection with the conductive block (330), and the conductive frame (310) is electrically connected with the external power column (130) through a wire.

3. The novel photovoltaic maximum power tracking device as claimed in claim 1, wherein the mounting assembly (400) comprises a second spring (410) installed in the mounting groove (150), a receiving groove (420) formed in a side wall of the mounting groove (150), a fixing block (430) installed in the receiving groove (420), a sliding block (440) slidably connected to the fixing block (430), a receiving frame (450) installed on a side wall of the tracker body (210), a third spring (460) installed in the receiving frame (450), and a resisting block (470) installed in an inner cavity of the receiving frame (450), and the resisting block (470) is connected with the fixing block (430) in a clamping manner.

4. The novel photovoltaic maximum power tracking device as claimed in claim 1, wherein the connecting block (120) is provided with two mounting holes, namely an elliptical hole and a circular hole, and the fixing hole (140) is also an elliptical hole.

5. The novel photovoltaic maximum power tracking device according to claim 2, wherein the conductive frame (310) and the first spring (320) are both conductive metal.

6. The novel photovoltaic maximum power tracking device as claimed in claim 3, wherein the holding grooves (420) and the tracker bodies (210) are equal in number, and the holding grooves (420) are uniformly distributed on the outer shell (110) at equal distances.