CN206962761U - The tracking swing arm of photovoltaic array support - Google Patents

Abstract

A kind of tracking swing arm of photovoltaic array support, including front wing panel and rear fender, the front wing panel and rear fender are in Yangtze River Delta shape shape, and the front wing panel and rear fender have wider wide end portion and narrower narrow end portion, the center in the wide end portion offers to connect the notch of photovoltaic main shaft, and the center in said narrow end portion is provided with the through hole of connection photovoltaic tracking push rod.According to the tracking swing arm of photovoltaic array support of the present utility model, due to being combined into using at least two blocks of wing plates, therefore than single rhs-structure swing arm its rigidity it is bigger, and, the wing plate of swing arm is tracked using triangular shaped, the intensity in its direction of motion is further increased, is particularly suitable for large-scale photovoltaic array tracking system.

Description

The tracking swing arm of photovoltaic array support

Invention field

It the utility model is related to the tracking system of photovoltaic array, more particularly to a kind of tracking of photovoltaic array support Swing arm.

Background technology

The photovoltaic plate array or photovoltaic system of solar energy photovoltaic panel, especially large area, when it is arranged on ground , it is necessary to track solar motion in real time when on face or on the water surface, direction (such as the fortune from east to west of photovoltaic module is adjusted It is dynamic) so that sunshine is directed to the light plane of photovoltaic panel, improve photovoltaic power generation quantity.Existing photovoltaic system, such as Fig. 6 institutes No. 200910223316.6 Chinese patent application shown, discloses a kind of solar photovoltaic generation push rod device, therein to shake Bar 7 (also referred to as swing arm) and rocking bar connecting plate 6 use thiner material and fairly simple structure, if same root crossbeam 11 If multiple solar cell panel assemblies 12 (also referred to as photovoltaic module) to be installed on (also referred to as photovoltaic main shaft), it is leaned on to drive photovoltaic Main shaft simultaneously drives one group of photovoltaic module steering just to seem unable to do what one wishes, therefore it is not suitable for for large-scale photovoltaic array tracking System.

Utility model content

The purpose of this utility model is the drawbacks described above for overcoming prior art, there is provided a kind of tracking of photovoltaic array support Swing arm.

According to the tracking swing arm of photovoltaic array support of the present utility model, including front wing panel and rear fender, the front wing panel It is in Yangtze River Delta shape shape with rear fender, and the front wing panel and rear fender have wider wide end portion and narrower narrow end portion, institute The center for stating wide end portion offers to connect the notch of photovoltaic main shaft, and the center in said narrow end portion is provided with connection photovoltaic tracking The through hole of push rod.

Tracking swing arm as described above, wherein also including strengthening wing plate, the shape for strengthening wing plate and the front wing panel It is symmetrical with the shape of rear fender.

Tracking swing arm as described above, wherein also including the connecting pole being connected between front wing panel and rear fender.

Tracking swing arm as described above, wherein also including being connected to the connection strengthened between wing plate and front wing panel and rear fender Post.

Tracking swing arm as described above, wherein, the gap setting strengthened between wing plate and the rear fender must be than institute The gap stated between front wing panel and the rear fender is larger.

Tracking swing arm as described above, wherein, the anchor ear for installing photovoltaic main shaft is provided with the notch.

According to the tracking swing arm of photovoltaic array support of the present utility model, due to being combined into using at least two blocks of wing plates, Therefore than the swing arm of single rhs-structure its rigidity it is bigger, moreover, the wing plate of tracking swing arm is using triangular shaped, further The intensity in its direction of motion is improved, is particularly suitable for large-scale photovoltaic array tracking system.

Brief description of the drawings

Fig. 1 is the close-up schematic view for representing a photovoltaic array.

Fig. 2A, 2B and 2C are to represent the schematic diagram according to one of the utility model one embodiment tracking swing arm respectively.

Fig. 3 is to represent schematic diagram of the tracking swing arm 23 on photovoltaic array support shown in Fig. 2A to 2C.

Fig. 4 A, 4B and 4C are to represent a signal for tracking swing arm according to another embodiment of the utility model respectively Figure.

Fig. 5 is to represent the schematic diagram that Fig. 4 A are arranged on to the tracking swing arm 23 ' shown in 4C on photovoltaic array support.

Fig. 6 is the schematic diagram for the photovoltaic swing arm for representing a prior art.

Embodiment

Carried out in detail below with reference to tracking swing arm of the drawings and examples to photovoltaic array support of the present utility model Description, it will be understood to those skilled in the art that embodiment shown in the drawings is only schematical, it is helping to understand this The basic conception of utility model.

Fig. 1 is the close-up schematic view for representing a photovoltaic array.Referring to Fig. 1, photovoltaic array is for example set along East and West direction More photovoltaic main shafts 21 have been put, and for example one group of photovoltaic module 22 is mounted with along north-south on every photovoltaic main shaft 21.In light Lying prostrate the middle part of main shaft 21 or end set has tracking swing arm 23, and one end of tracking swing arm 23 is for example fixed to light by anchor ear 26 Lie prostrate on main shaft 21, the other end is then connected movably to track push rod 24.When a tracking driver 28 for example drives tracking push rod 24 along East and West direction make back and forth movement when, tracking push rod 24 can be swung with motion tracking swing arm 23 along East and West direction, so as to drive photovoltaic Main shaft 21 rotates along East and West direction, and drives photovoltaic module 22 for example to track the sun along East and West direction therefrom.

Fig. 2A, 2B and 2C are to represent the schematic diagram according to one of the utility model one embodiment tracking swing arm respectively. With reference to referring to Fig. 2A to 2C and Fig. 1, according to the tracking swing arm of photovoltaic array support of the present utility model, including the He of front wing panel 231 Rear fender 233, the front wing panel 231 and rear fender 233 are in Yangtze River Delta shape shape.In a preferred embodiment, before described Wing plate 231 and rear fender 233 are in symmetric shape, and the front wing panel 231 and rear fender 233 have wider wide end portion respectively 235 and narrower narrow end portion 236.Wherein, the center in wide end portion 235 for example offers to connect the notch of photovoltaic main shaft 2351, the center in said narrow end portion 236 is for example provided with the through hole 2361 of connection photovoltaic tracking push rod 24.It is preferable at another In embodiment, connecting pole 237 is provided between front wing panel 231 and rear fender 233, front wing panel 231 and rear fender 233 are consolidated It is scheduled on together.For example, a connecting pole 237 is set on the position close to narrow end portion 236, and close to the position in wide end portion 235 Put and 2 or multiple connecting poles 237 are set.In another preferred embodiment, connecting pole 237 is for example by way of welding It is connected with front wing panel 231 and rear fender 233.

Fig. 3 is to represent schematic diagram of the tracking swing arm 23 on photovoltaic array support shown in Fig. 2A to 2C.With reference to ginseng See Fig. 3 and Fig. 2A, the notch 2351 for tracking the middle position setting in the wide end portion 235 of swing arm 23 for example sets one to install The anchor ear 26 of photovoltaic main shaft 21, the lower half 261 of anchor ear 26 are for example fixed by welding in the notch 2351 in wide end portion 235, When photovoltaic main shaft 21 is arranged on the lower half 261 of anchor ear 26, such as can be by bolt 265 by the lower half of anchor ear 26 261 are combined with the first half 262 so that photovoltaic main shaft 21 to be fixed.Although the photovoltaic main shaft shown in accompanying drawing is that section is Square, it will be appreciated by those of skill in the art that when photovoltaic main shaft 21 is, for example, circular, the notch of swing arm 23 2351 can also be provided accordingly to the notch of circle.Track the through hole 2361 in the narrow end portion 236 of swing arm 23 for example movably It is connected with tracking push rod 24, when tracking push rod 24 is for example moved by the driving of tracking driver 28 along East and West direction, it can Swung with band motion tracking swing arm 23 along East and West direction, and photovoltaic main shaft is driven by the main shaft anchor ear 26 in tracking swing arm 23 Rotated along East and West direction, the sun is tracked along East and West direction so as to be further driven to photovoltaic module 22.

Fig. 4 A, 4B and 4C are to represent a signal for tracking swing arm according to another embodiment of the utility model respectively Figure.With reference to referring to Fig. 4 A to 4C and Fig. 1, according to the tracking swing arm 23 ' of the photovoltaic array support of the embodiment, except including above-mentioned Front wing panel 231 and rear fender 233, in addition to one reinforcement wing plate 232, it is described strengthen wing plate 232 shape for example with it is described The shape of front wing panel 231 and rear fender 233 is symmetrical, i.e. the reinforcement wing plate 232 equally has the wider He of wide end portion 235 Narrower narrow end portion 236, the center in the wide end portion 235 offer to connect the notch 2351 of photovoltaic main shaft, said narrow end The center in portion 236 is provided with the through hole 2361 of connection electric pushrod.In another preferred embodiment, front wing panel 231, after Connecting pole 237 is provided between wing plate 233 and reinforcement wing plate 232, by front wing panel 231, rear fender 233 and strengthens wing plate 232 are fixed together.For example, a connecting pole 237 is set on the position close to narrow end portion 236, and close to wide end portion 235 Position on set 2 or multiple connecting poles 237.In another preferred embodiment, connecting pole 237 for example passes through welding Mode is connected with front wing panel 231, rear fender 233 and reinforcement wing plate 232.

Fig. 5 is to represent the schematic diagram that Fig. 4 A are arranged on to the tracking swing arm 23 ' shown in 4C on photovoltaic array support.With reference to ginseng See Fig. 5 and Fig. 4 A, the notch 2351 for tracking the middle position setting in the wide end portion 235 of swing arm 23 ' for example sets one to pacify The anchor ear 26 of photovoltaic main shaft 21 is filled, the lower half 261 of anchor ear 26 is for example fixed by welding in the notch 2351 in wide end portion 235 In, when photovoltaic main shaft 21 is arranged on the lower half 261 of anchor ear 26, such as can be by bolt 265 by under anchor ear 26 Half portion 261 is combined with the first half 262 so that photovoltaic main shaft 21 to be fixed.Track the through hole in the narrow end portion 236 of swing arm 23 ' 2361 are for example equipped with connecting rod 239, and tracking push rod 24 is movably connected in the connecting rod 239.It is preferably real at one Apply in example, connecting rod 239 is, for example, bearing pin.

Referring now back to the close-up schematic view of a photovoltaic array shown in Fig. 1, swing arm 23 and 23 ' is tracked Narrow end portion 236 is for example distributed ground along East and West direction, may be movably coupled on tracking push rod 24, such as one on column 20 The end of the drive rod 281 of individual tracking driver 28 is for example set in the rear fender 233 of tracking swing arm 23 ' with strengthening wing plate 232 Between connecting rod 239 on, when tracking driver 28 for example along East and West direction toward ground return drive tracking swing arm 23 ' and tracking push rod 24 When, the wide end portion 235 of the tracking swing arm 23 ' drives photovoltaic main shaft 21 for example to be rotated along East and West direction by main shaft anchor ear 26, so as to Photovoltaic module 22 is driven to track the sun along East and West direction.At the same time, powered tracking push rod 24 is further driven to be arranged on Other tracking swing arms 23 along transmeridional swing, so as to be further driven to the photovoltaic main shafts being arranged in other tracking swing arms 23 21 along transmeridional rotation, and finally drives other photovoltaic modulies 22 on photovoltaic array support to track the sun along East and West direction.

In a preferred embodiment, the gap-ratio strengthened between wing plate 232 and rear fender 233 of tracking swing arm 23 ' Gap between front wing panel 231 and rear fender 233 is more larger, in order to the installation of the drive rod 281 of tracking driver 28.

Described above is only some embodiments of photovoltaic array support tracking swing arm of the present utility model, according to this practicality New above-mentioned design, those skilled in the art can also various changes can be made and conversion to this, but these changes and change Change and belong to the scope of the utility model.

Claims (6)

1. a kind of tracking swing arm of photovoltaic array support, including front wing panel and rear fender, the front wing panel and rear fender are in long three Angular shape, and the front wing panel and rear fender have wider wide end portion and narrower narrow end portion, the center in the wide end portion Offer to connect the notch of photovoltaic main shaft, the center in said narrow end portion is provided with the through hole of connection photovoltaic tracking push rod.

2. as claimed in claim 1 tracking swing arm, it is characterised in that also include strengthen wing plate, it is described strengthen wing plate shape with The shape of the front wing panel and rear fender is symmetrical.

3. tracking swing arm as claimed in claim 1, it is characterised in that also include the company being connected between front wing panel and rear fender Connect post.

4. tracking swing arm as claimed in claim 2, it is characterised in that also include being connected to strengthening wing plate and front wing panel and rear wing Connecting pole between plate.

5. tracking swing arm as claimed in claim 2, it is characterised in that the gap strengthened between wing plate and the rear fender Setting must be more larger than the gap between the front wing panel and the rear fender.

6. tracking swing arm as claimed in claim 1 or 2, it is characterised in that installation photovoltaic main shaft is provided with the notch Anchor ear.