CN206712283U - A kind of grid-connected distribution box of distributed photovoltaic power generation - Google Patents

A kind of grid-connected distribution box of distributed photovoltaic power generation Download PDF

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Publication number
CN206712283U
CN206712283U CN201720248268.6U CN201720248268U CN206712283U CN 206712283 U CN206712283 U CN 206712283U CN 201720248268 U CN201720248268 U CN 201720248268U CN 206712283 U CN206712283 U CN 206712283U
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China
Prior art keywords
grid
distribution box
power generation
box
photovoltaic power
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CN201720248268.6U
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Chinese (zh)
Inventor
陆蓉
戴超
张涛
原乐诚
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JIANGSU HUAYUAN NEW ENERGY SCIENCE & TECHNOLOGY Co Ltd
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JIANGSU HUAYUAN NEW ENERGY SCIENCE & TECHNOLOGY Co Ltd
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Priority to CN201720248268.6U priority Critical patent/CN206712283U/en
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Abstract

The utility model discloses a kind of grid-connected distribution box of distributed photovoltaic power generation, including the casing being embedded in below grid-connected switchgear house flooring, inlet wire pipe and outlet-pipe, the both sides of casing are formed with the inlet and outlet connected respectively with inlet wire pipe and outlet-pipe, the top end face of box opening is with ground in same level, case lid is hinged with the top end face of box opening, formed with step on the box inside wall close to box opening, ventilation plate is hinged with step, scavenger fan is provided with ventilation plate, formed with the passage for air circulation between case lid and ventilation plate, the fan governor of control scavenger fan work is electrically connected by power supply adaptor with the parallel network circuit in casing;The utility model is simple in construction, has obvious difference with the distribution box of public electric wire net, prevents electricity generation system and the grid-connected distribution box used of public electric wire net is opened by mistake by people or maloperation, improve electricity generation system and the security of the grid-connected distribution box used of public electric wire net.

Description

A kind of grid-connected distribution box of distributed photovoltaic power generation
Technical field
A kind of distribution box, more particularly to a kind of grid-connected distribution box of distributed photovoltaic power generation are the utility model is related to, belongs to light Lie prostrate generating equipment technical field.
Background technology
Distributed photovoltaic power generation is refered in particular to build near user place, and the method for operation is generated power for their own use with user side, unnecessary electricity Amount online, and the photovoltaic generation facility being characterized in distribution system balance adjustment;Distributed photovoltaic power generation, which follows, suits measures to local conditions, clearly Clean efficient, scattered distribution, the principle utilized nearby, make full use of local solar energy resources, substitute and reduce fossil energy consumption; Distributed photovoltaic power generation is refered in particular to use photovoltaic module, and solar energy is converted directly into the distributed generation system of electric energy, and it is one Kind is new, has generating with broad prospects for development and comprehensive utilization of energy mode, and it is advocated generates electricity nearby, grid-connected nearby, just Nearly conversion, the principle used nearby can not only effectively improve the generated energy of same size photovoltaic plant, while also effectively solve Loss problem of the electric power in boosting and long-distance transport;The distributed photovoltaic power generation system being most widely used at present, is to build Photovoltaic generation project on City Building roof, the intermediate item must access public electric wire net, be together with public electric wire net near Customer power supply, therefore, the security of electricity generation system and public electric wire net and network process is particularly important, generation current system with it is public Distribution box used in the process of power network is grid-connected uses common distribution box, therefore electricity generation system and public electric wire net are grid-connected used Distribution box is usually opened by mistake by people or maloperation, easily causes personal injury, security is poor.
The content of the invention
To solve the deficiencies in the prior art, the utility model provides a kind of grid-connected distribution box of distributed photovoltaic power generation, structure Simply, it is not take up excessive distribution chamber inner space using concealed design, have with the distribution box of public electric wire net obvious Difference, prevent that the grid-connected distribution box used of electricity generation system and public electric wire net from being opened or maloperation by mistake by people, improves electricity generation system With the security of the grid-connected distribution box used of public electric wire net.
Technical scheme is used by the utility model:
A kind of grid-connected distribution box of distributed photovoltaic power generation, including be embedded in casing below grid-connected switchgear house flooring, Inlet wire pipe and outlet-pipe, the both sides of the casing are described formed with the inlet and outlet connected respectively with inlet wire pipe and outlet-pipe In same level, case is hinged with the top end face of the box opening with ground for the top end face of box opening Lid, formed with step on the box inside wall close to box opening, ventilation plate, the ventilation are hinged with the step Scavenger fan is provided with plate, formed with the passage for air circulation between the case lid and ventilation plate, controls scavenger fan The fan governor of work is electrically connected by power supply adaptor with the parallel network circuit in casing.
As it is of the present utility model further preferably, in addition to temperature sensor, the temperature sensor be arranged on direction In the ventilation plate plate face of box house, and the temperature sensor electrically connects with the fan governor, when temperature sensor is examined When measuring the temperature of box house and being higher than setting value, then fan governor, fan governor control scavenger fan are signaled to Start and the air of box house is taken a breath, reduce the temperature of box house, until temperature sensor detection box house Temperature stops when being less than setting value.
As of the present utility model further preferred, the efficiency taken a breath for raising, two are provided with described ventilation plate Scavenger fan, and the air-out direction of described two scavenger fans, on the contrary, one is used for air intake, one is used for air-out, makes air fast Speed forms circulation, increases speed air flow.
Handle further preferably is provided with described ventilation plate as of the present utility model, is easy to open ventilation plate.
Further preferably also connected, improved by mechanical lock between described casing and case lid as of the present utility model The security of grid-connected distribution box, prevent unrelated person opening operation.
As it is of the present utility model further preferably, the bottom of described box house is provided with earthing or grounding means, described to connect Ground device is connected by ground conductive bar with the earth, improves the earthing effect of grid-connected distribution box.
As it is of the present utility model further preferably, be pasted with warning label at the top of described case lid, make it have bright Aobvious warning function.
The beneficial effects of the utility model are:It is simple in construction, by the way that grid-connected distribution box is embedded in into grid-connected switchgear house room Interior below ground, realize concealed design, it is not take up excessive distribution chamber inner space, and with the distribution box of public electric wire net With obvious difference, prevent electricity generation system and the grid-connected distribution box used of public electric wire net is opened by mistake by people or maloperation, improve Electricity generation system and the security of the grid-connected distribution box used of public electric wire net.
Brief description of the drawings:
Fig. 1 is the utility model overall structure diagram;
Main Reference Numerals implication is as follows in figure:
1- ground, 2- casings, 3- inlet wire pipes, 4- outlet-pipes, 5- earthing or grounding means, 6- ground conductive bars, 7- case lids, 8- ventilations Plate, 9- scavenger fans, 10- temperature sensors, 11- handles, 12- mechanical locks, 13- warning labels, the passage of 14- air circulations.
Embodiment:
Specific introduction is done to the utility model with reference to the accompanying drawings and examples.
As shown in Figure 1:The present embodiment is a kind of grid-connected distribution box of distributed photovoltaic power generation, including is embedded in grid-connected switchgear house Casing 2, inlet wire pipe 3 and outlet-pipe 4 of the flooring below 1, the both sides of casing 2 formed with respectively with inlet wire pipe 3 and outlet The inlet and outlet that pipe 4 connects, the top end face and ground 1 of the opening of casing 2 are in same level, in the opening of casing 2 Top end face on be hinged with case lid 7, formed with step on the madial wall of casing 2 close to casing 2 opening, cut with scissors on step Ventilation plate 8 is connected to, scavenger fan 9 is provided with plate 8 of taking a breath, formed with for the logical of air circulation between case lid 7 and ventilation plate 8 Road 14, the fan governor that control scavenger fan 9 works are electrically connected by power supply adaptor with the parallel network circuit in casing 2, case Parallel network circuit in body 2 is not shown in figure.
Also include temperature sensor 10 in the present embodiment, temperature sensor 10 is arranged on towards the ventilation plate 8 inside casing 2 In plate face, and temperature sensor 10 electrically connects with fan governor, when temperature sensor 10 detects that the temperature inside casing 2 is high When setting value, then fan governor is signaled to, fan governor control scavenger fan 9 starts to the sky inside casing 2 Gas is taken a breath, and reduces the temperature inside casing 2, until the temperature that temperature sensor 10 detects inside casing 2 is less than setting value When stop;To improve the efficiency of ventilation, two scavenger fans 9, and two ventilation wind are provided with the ventilation plate 8 in the present embodiment For the air-out direction of fan 9 on the contrary, one is used for air intake, one is used for air-out, air is quickly formed circulation, increase air flow speed Degree;Meanwhile the present embodiment is provided with handle 11 on ventilation plate 8, it is easy to open ventilation plate 8.
Also connected between casing 2 and case lid 7 in the present embodiment by mechanical lock 12, improve the safety of grid-connected distribution box Property, prevent unrelated person opening operation;Bottom inside casing 2 is provided with earthing or grounding means 5, and earthing or grounding means 5 is led by ground connection Torch 6 connects with the earth, improves the earthing effect of grid-connected distribution box;Meanwhile the present embodiment is pasted with warning at the top of case lid 7 Label 13, make it have obvious warning function.
The utility model is simple in construction, by the way that grid-connected distribution box is embedded in below grid-connected switchgear house flooring, realizes Concealed design, it is not take up excessive distribution chamber inner space, and there is obvious difference with the distribution box of public electric wire net, Prevent electricity generation system with the grid-connected distribution box used of public electric wire net by people's opening or maloperation by mistake, raising electricity generation system and common electrical Net the security of grid-connected distribution box used.
Described above is only the preferred embodiment of the utility model patent, it is noted that for the general of the art For logical technical staff, on the premise of the utility model patent principle is not departed from, some improvements and modifications can also be made, this A little improvements and modifications also should be regarded as the protection domain of the utility model patent.

Claims (7)

  1. A kind of 1. grid-connected distribution box of distributed photovoltaic power generation, it is characterised in that:Including be embedded in grid-connected switchgear house flooring with Under casing, inlet wire pipe and outlet-pipe, the both sides of the casing formed with the import connected respectively with inlet wire pipe and outlet-pipe and Outlet, the top end face and ground of the box opening are in same level, on the top end face of the box opening Case lid is hinged with, formed with step on the box inside wall close to box opening, ventilation plate is hinged with the step, Scavenger fan is provided with the ventilation plate, formed with the passage for air circulation, control between the case lid and ventilation plate The fan governor of scavenger fan work is electrically connected by power supply adaptor with the parallel network circuit in casing.
  2. 2. the grid-connected distribution box of a kind of distributed photovoltaic power generation according to claim 1, it is characterised in that also passed including temperature Sensor, the temperature sensor are arranged on towards in the ventilation plate plate face of box house, and the temperature sensor and the wind Fan controller electrical connection.
  3. A kind of 3. grid-connected distribution box of distributed photovoltaic power generation according to claim 1, it is characterised in that described ventilation plate On be provided with two scavenger fans, and the air-out direction of described two scavenger fans is opposite.
  4. A kind of 4. grid-connected distribution box of distributed photovoltaic power generation according to claim 1, it is characterised in that described ventilation plate On be provided with handle.
  5. A kind of 5. grid-connected distribution box of distributed photovoltaic power generation according to claim 1, it is characterised in that described casing and Also connected between case lid by mechanical lock.
  6. 6. the grid-connected distribution box of a kind of distributed photovoltaic power generation according to claim 1, it is characterised in that in described casing The bottom in portion is provided with earthing or grounding means, and the earthing or grounding means is connected by ground conductive bar with the earth.
  7. 7. the grid-connected distribution box of a kind of distributed photovoltaic power generation according to claim 1, it is characterised in that described case lid Top is pasted with warning label.
CN201720248268.6U 2017-03-15 2017-03-15 A kind of grid-connected distribution box of distributed photovoltaic power generation Active CN206712283U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720248268.6U CN206712283U (en) 2017-03-15 2017-03-15 A kind of grid-connected distribution box of distributed photovoltaic power generation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720248268.6U CN206712283U (en) 2017-03-15 2017-03-15 A kind of grid-connected distribution box of distributed photovoltaic power generation

Publications (1)

Publication Number Publication Date
CN206712283U true CN206712283U (en) 2017-12-05

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ID=60469695

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720248268.6U Active CN206712283U (en) 2017-03-15 2017-03-15 A kind of grid-connected distribution box of distributed photovoltaic power generation

Country Status (1)

Country Link
CN (1) CN206712283U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113802894A (en) * 2021-09-09 2021-12-17 安佰秀 Intelligent power distribution room for intelligent power grid

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113802894A (en) * 2021-09-09 2021-12-17 安佰秀 Intelligent power distribution room for intelligent power grid
CN113802894B (en) * 2021-09-09 2022-11-15 上海晨桥电气有限公司 Intelligent power distribution room for intelligent power grid

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