CN210182827U

CN210182827U - Household photovoltaic three-phase 380V grid-connected box

Info

Publication number: CN210182827U
Application number: CN201920003121.XU
Authority: CN
Inventors: Ping He; 何平; Ding Chen; 陈鼎; Qunhui Qiu; 仇群辉; Dongsheng Tang; 汤东升; Lifeng Yang; 杨立峰; Fang Tang; 唐芳; Yonghua Zhang; 张永华; Zhen Xu; 徐祯; Xiaoqi Bai; 白小齐; Yulong Guan; 官余龙
Original assignee: Linzhi Power Supply Co Of State Grid Tibet Electric Power Co Ltd; Jiaxing Hengchuang Electric Power Design Research Institute Co Ltd; Jiaxing Power Supply Co of State Grid Zhejiang Electric Power Co Ltd
Current assignee: Linzhi Power Supply Co Of State Grid Tibet Electric Power Co Ltd; Jiaxing Hengchuang Electric Power Design Research Institute Co Ltd; Jiaxing Power Supply Co of State Grid Zhejiang Electric Power Co Ltd
Priority date: 2019-01-02
Filing date: 2019-01-02
Publication date: 2020-03-24
Anticipated expiration: 2029-01-02

Abstract

The utility model relates to a household photovoltaic three-phase 380V grid-connected box, which comprises a box body and a box cover, wherein a grid-connected mechanism is arranged in the box body, a front wheel and a rear wheel are arranged on the box body, a motor and a transmission system are fixed on the box body, and the front wheel is driven to rotate by the motor and the transmission system; the wheel diameter of the front wheel is larger than that of the rear wheel, the front wheel adopts goat's horn patterns, and the rear wheel adopts bar patterns. The utility model provides a photovoltaic and box with a net in-process that uses, the problem of inconvenient removal, provide a photovoltaic three-phase 380V case that is incorporated into the power networks at family, can realize and the effective removal of box with a net.

Description

Household photovoltaic three-phase 380V grid-connected box

Technical Field

The utility model relates to a photovoltaic distribution technical field especially relates to a three-phase 380V is used at family and box with a net.

Background

The photovoltaic is a solar photovoltaic power generation system for short, is a novel power generation system for directly converting solar radiation energy into electric energy by utilizing the photovoltaic effect of a solar cell semiconductor material, and has two modes of independent operation and grid-connected operation. For example, the invention is named as a household photovoltaic single-phase 220V grid-connected box in which the Chinese publication number is CN205921241U and the publication date is 2017, 2, month and 1, and the application discloses a household photovoltaic single-phase 220V grid-connected box which comprises a grid-connected box body and a door body, wherein a groove is formed in the front surface of an insertion plate, a plurality of fixing sliding blocks are arranged in the inner cavity of the groove and are in sliding connection with the groove, an adjusting device is fixedly installed on the rear side of the grid-connected box and comprises a reinforcing plate, and third bolts are fixedly arranged at four corners of the reinforcing plate. This photovoltaic contravariant single phase alternating current and box with a net, can make the keysets internal rotation in the axis of rotation through not hard up first bolt to drive the second connecting rod and rotate, can adjust and the position of box with a net, when maintenance and box with a net, can carry out corresponding regulation according to the position of damage, peg graft with the grafting piece through the spout, can adjust the position on the fixed plate of plugboard, through recess and fixed slider sliding connection, can carry out corresponding regulation according to the demand of using, reasonable arrangement storage space, can arrange in order and the box with a net. In this application and the box with a net in the in-process that uses, often need remove, because the box that is incorporated into the power networks is amasss greatly and the box that is incorporated into the power networks the inside structure is more complicated, and then makes the box that is incorporated into the power networks seem very heavy to hardly remove, the box that is incorporated into the power networks mainly places in the open air moreover, adopts other instrument transport more difficult, so, the box that is incorporated into the power networks of the urgent need to be designed can realize the box that is incorporated into the power.

Disclosure of Invention

The utility model provides a photovoltaic and box with a net in-process that uses, the problem of inconvenient removal, provide a photovoltaic three-phase 380V case that is incorporated into the power networks at family, can realize and the effective removal of box with a net.

The utility model discloses a concrete technical scheme does:

a household photovoltaic three-phase 380V grid-connected box comprises a box body and a box cover, wherein a grid-connected mechanism is arranged in the box body, front wheels and rear wheels are arranged on the box body, a motor and a transmission system are fixed on the box body, and the front wheels are driven to rotate through the motor and the transmission system; the wheel diameter of the front wheel is larger than that of the rear wheel, the front wheel adopts goat's horn patterns, and the rear wheel adopts bar patterns. The grid-connected mechanism is mainly used for realizing the function and function of a grid-connected box, the motor and the transmission system are mainly used for driving, the wheel diameter of the front wheel is larger than that of the rear wheel, the front wheel is convenient to drive, the front wheel adopts goat's horn patterns, the adhesive force between the front wheel and the bottom surface of the wheel is improved, and the rear wheel adopts bar patterns, so that the friction of the rear wheel is reduced; compared with the prior art, the net cage can be effectively avoided and has a complex structure inside the grid-connected box due to large volume, so that the problem of difficulty in moving is solved, and the grid-connected box placed outdoors can be conveniently moved without other tools.

As a preferred scheme of the above scheme, the grid-connected mechanism comprises a three-phase molded case circuit breaker, a three-phase isolation switch, a data acquisition terminal and an electric meter; the electric meter is connected with the power grid side, the electric meter is respectively connected with the data acquisition terminal and the three-phase molded case circuit breaker, the three-phase molded case circuit breaker is connected with the three-phase isolation switch blade, and the three-phase isolation switch blade is connected with the photovoltaic side. The grid-connected mechanism can realize the function of a grid-connected box.

As a preferable proposal of the proposal, the box body is provided with a perspective window. The perspective window is mainly convenient for peeping the inner structure.

As a preferred scheme of the scheme, the box body is provided with a heat dissipation pipeline, one end of the heat dissipation pipeline is communicated with the water outlet, the other end of the heat dissipation pipeline is communicated with the water inlet pipeline, and the grid connection mechanism is fixed on the wall where the heat dissipation pipeline is located. The heat dissipation pipeline mainly realizes heat dissipation of a grid-connected structure in the grid-connected box.

As a preferable scheme of the above scheme, the grid-connected box further comprises a first control valve, and the first control valve is located between the heat dissipation pipeline and the water inlet pipeline. The first control valve is mainly used for controlling the disconnection between the heat dissipation pipeline and the water inlet pipeline.

As a preferred scheme of the scheme, the water inlet pipeline comprises a water pump and a water tank, and the water pump pumps water in the water tank to form the water inlet pipeline. The water pump extracts water in the water tank to form a water inlet pipeline, and then water supply to the heat dissipation pipeline is realized.

As a preferable scheme of the above scheme, the grid-connected box further comprises a second control valve, and the second control valve is located between the heat dissipation pipeline and the water outlet. The second control valve mainly controls the on-off between the heat dissipation pipeline and the water outlet.

As a preferred scheme of the scheme, the material of the net cage is aluminum alloy. The aluminum alloy has the advantages of low density, high strength and the like.

The utility model has the advantages that:

1. compared with the prior art, the utility model can effectively avoid the problem that the net cage is difficult to move due to the large volume and the complex structure inside the grid-connected box, and the grid-connected box placed outdoors can be conveniently moved without other tools;

2. the front wheel and the rear wheel of the utility model adopt tires with different wheel diameters and patterns, which is beneficial to the advantages of the respective tires and improves the moving efficiency;

3. the utility model has the advantages of simple structure and convenient use.

Drawings

Fig. 1 is a schematic diagram of a grid-connected mechanism of the present invention;

fig. 2 is a perspective view of the present invention;

FIG. 3 is a schematic view of the front and rear wheels of the present invention;

FIG. 4 is a schematic view of the front wheel of the present invention;

FIG. 5 is a schematic view of the rear wheel of the present invention;

FIG. 6 is a schematic view of the structure of the heat dissipation pipeline of the present invention;

fig. 7 is a view a-a of fig. 6 of the present invention.

In the figure: 1. the device comprises a box body, 2, a box cover, 3, a diversion trench, 4, front wheels, 5 rear wheels, 6, a heat dissipation pipeline, 7, a second control valve, 8, a water outlet, 9, a third control valve, 10, a first control valve, 11, a water inlet pipeline, 12, an outer wall, 13, an inner wall, 14, a sealing element, 15, a transmission system, 16 and a motor.

Detailed Description

The invention will be further described with reference to specific embodiments and with reference to the accompanying drawings.

Example 1:

as shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6 and fig. 7, the household photovoltaic three-phase 380V grid-connected box comprises a box body 1 and a box cover 2, a grid-connected mechanism is arranged in the box body 1, a front wheel 4 and a rear wheel 5 are arranged on the box body, a motor 16 and a transmission system 15 are fixed on the box body 1, the transmission system 15 is driven by the motor 16 through a gear mechanism, and then is transmitted to the gear mechanism, and then is transmitted to a transmission shaft, and then the front wheel 5 on the transmission shaft is driven to rotate. The transmission shaft is connected with the box body 1 through a bearing. The front wheel 4 is driven to rotate by a motor 16 and a transmission system 15; the wheel diameter of the front wheel 4 is larger than that of the rear wheel 5, the front wheel 4 adopts goat's horn patterns, and the rear wheel 5 adopts bar patterns. The grid-connected mechanism comprises a three-phase molded case circuit breaker, a three-phase isolation switch, a data acquisition terminal and a watt-hour meter; the electric meter is connected with the power grid side, the electric meter is respectively connected with the data acquisition terminal and the three-phase molded case circuit breaker, the three-phase molded case circuit breaker is connected with the three-phase isolation switch blade, and the three-phase isolation switch blade is connected with the photovoltaic side. The box body 1 is provided with a perspective window which is square, and the middle of the perspective window is embedded with glass. A heat dissipation pipeline 6 is arranged on the box body 1, one end of the heat dissipation pipeline 6 is communicated with a water outlet 8, the other end of the heat dissipation pipeline 6 is communicated with a water inlet pipeline 11, and the grid-connected mechanism is fixed on the wall where the heat dissipation pipeline 6 is located. The net cage further comprises a first control valve 10, and the first control valve 10 is located between the heat dissipation pipeline 6 and the water inlet pipeline 11. The water inlet line 11 includes a water pump and a water tank, and the water pump pumps water in the water tank, thereby forming the water inlet line 11. The net cage also comprises a second control valve 7, and the second control valve 7 is positioned between the heat dissipation pipeline 6 and the water outlet 8. The material of the net cage is aluminum alloy. And a sealing element 14 which is separated from the heat dissipation pipeline 6 is arranged in the gap between the outer wall 12 and the inner wall 13 and is used for ensuring the tightness of the gap between the outer wall 12 and the inner wall 13 and preventing the heat dissipation pipeline 6 from influencing external parts after liquid leakage.

The above, only be the utility model discloses a preferred embodiment, it is not right the utility model discloses do any restriction, all according to the utility model discloses the technical entity all still belongs to any simple modification, change and equivalent transformation of doing above embodiment the utility model discloses technical scheme's protection scope.

Claims

1. A household photovoltaic three-phase 380V combined net cage is characterized by comprising a box body and a box cover, wherein a grid-connected mechanism is arranged in the box body, front wheels and rear wheels are arranged on the box body, a motor and a transmission system are fixed on the box body, and the front wheels are driven to rotate through the motor and the transmission system; the wheel diameter of the front wheel is larger than that of the rear wheel, the front wheel adopts goat's horn patterns, and the rear wheel adopts bar patterns.

2. The household photovoltaic three-phase 380V merging net cage according to claim 1, wherein the grid-connected mechanism comprises a three-phase molded case circuit breaker, a three-phase isolation knife switch, a data acquisition terminal and an electric meter; the electric meter is connected with the power grid side, the electric meter is respectively connected with the data acquisition terminal and the three-phase molded case circuit breaker, the three-phase molded case circuit breaker is connected with the three-phase isolation switch blade, and the three-phase isolation switch blade is connected with the photovoltaic side.

3. The household photovoltaic three-phase 380V combined net cage according to claim 1, wherein a transparent window is formed on the cage body.

4. The household photovoltaic three-phase 380V parallel net cage according to claim 1, 2 or 3, wherein a heat dissipation pipeline is arranged on the cage body, one end of the heat dissipation pipeline is communicated with a water outlet, the other end of the heat dissipation pipeline is communicated with a water inlet pipeline, and the grid connection mechanism is fixed on the wall where the heat dissipation pipeline is located.

5. The household photovoltaic three-phase 380V merging net cage according to claim 4, wherein the merging net cage further comprises a first control valve, and the first control valve is located between the heat dissipation pipeline and the water inlet pipeline.

6. The household photovoltaic three-phase 380V parallel net cage according to claim 5, wherein the water inlet pipeline comprises a water pump and a water tank, and the water pump pumps water in the water tank to form the water inlet pipeline.

7. The household photovoltaic three-phase 380V merging net cage according to claim 6, further comprising a second control valve, wherein the second control valve is positioned between the heat dissipation pipeline and the water outlet.

8. The household photovoltaic three-phase 380V combined net cage according to claim 1, 2 or 3, wherein the material of the combined net cage is aluminum alloy.