CN204333979U - The grid-connected integrated electric gas tank of family photovoltaic generating system - Google Patents
The grid-connected integrated electric gas tank of family photovoltaic generating system Download PDFInfo
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- CN204333979U CN204333979U CN201520019395.XU CN201520019395U CN204333979U CN 204333979 U CN204333979 U CN 204333979U CN 201520019395 U CN201520019395 U CN 201520019395U CN 204333979 U CN204333979 U CN 204333979U
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- gas tank
- integrated electric
- electric gas
- contact
- laminates
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/10—Photovoltaic [PV]
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
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Abstract
The grid-connected integrated electric gas tank of a kind of family photovoltaic generating system, is characterized in that, comprise case lid, two laminates, operating instruction, warning label and casing, comprises again and exchange surge device, switching device, undervoltage tripping device and electric energy meter in described casing; Two laminates stick and has operating instruction and warning label, whole two laminates are placed on casing, and case lid covers on two laminates; Be provided with integrated electric gas tank input and integrated electric gas tank output outside described casing, integrated electric gas tank input is connected with inverter output end by AC power cord, and integrated electric gas tank output is connected with utility grid input by AC power cord.Described undervoltage tripping device and switching device with the use of.Be installed between inverter output end and electricity network by the utility model product, be specially applicable to the grid-connected of family photovoltaic generating system, simple to operate, there is safety guarantee, be conducive to the popularization of China's distributed photovoltaic application.
Description
Technical field
The utility model relates to a kind of grid-connected electric equipment of integrated-type.
Background technology
At present, in the photovoltaic power generation project of existing family, whole solar energy photovoltaic system does not form a kind of fixing installation form, cause wiring complexity and connect up in disorder, installation is very difficult, and the components and parts with safety assurance even eliminating part and be inconvenient to install often are ignored in some place for this reason.And a lot of roofing is be difficult to climb to roofing before practice of construction, needs distinctive instrument just can get on, this is also the one of the main reasons of restriction China distributed photovoltaic application.
Summary of the invention
The utility model is intended to the defect overcoming prior art, provides a kind of family photovoltaic generating system grid-connected integrated electric gas tank, can reduce family photovoltaic power generation project difficulty of construction, improves efficiency of construction and quality.
In order to solve the problems of the technologies described above, the utility model is achieved in that
The grid-connected integrated electric gas tank of a kind of family photovoltaic generating system, is characterized in that, comprise case lid, two laminates, operating instruction, warning label and casing, comprises again and exchange surge device, switching device, undervoltage tripping device and electric energy meter in described casing.Two laminates stick and has operating instruction and warning label, whole two laminates are placed on casing, and case lid covers on two laminates.Be provided with integrated electric gas tank input and integrated electric gas tank output outside described casing, integrated electric gas tank input is connected with inverter output end by AC power cord, and integrated electric gas tank output is connected with utility grid input by AC power cord.
Described interchange surge device is arranged between inverter and switching device, exchanges surge device by access in parallel two AC power cord, ground connection simultaneously.
Described switching device controls the break-make of AC power cord between photovoltaic generating system and utility grid.Switching device comprises contact system and transmission mechanism, transmission mechanism connects and controls the break-make of contact system, contact system comprises main contact and has contact with mechanism, have contact with mechanism to comprise a pair and have contact with, main contact is attached to one and has contact with, transmission mechanism is an irony lever, and lever is connected to another and has contact with.
Described undervoltage tripping device and switching device with the use of.Undervoltage tripping device comprises spring, armature, coil and electromagnet, spring upper end is fixed, and lower spring end is connected to the middle part of armature, and the movable punch head of armature matches with the transmission mechanism of described switching device, coil winding is on electromagnet, and coil is simultaneously again on incoming transport power line.
Described electric energy meter is arranged between undervoltage tripping device and integrated electric gas tank output.
Whole electricity generation system mainly comprises photovoltaic group, inverter and electricity network.Photovoltaic group is by exporting direct current after luminous energy and electric energy conversion, and after being transformed by inverter, output AC is electric.Be installed between inverter output end and electricity network by the utility model product, be specially applicable to the grid-connected of family photovoltaic generating system, simple to operate, there is safety guarantee, be conducive to the popularization of China's distributed photovoltaic application.
The utility model is the integrated electric gas tank being adapted to distributed photovoltaic power generation system, makes layout and the line layout unification of components and parts in case, wiring can be made to become very convenient, operation simplifies, and difficulty is little, has forced safety measure, thus decrease construction period, ensure that quality.Technical solutions of the utility model thinking belongs to pioneering in this area.
Accompanying drawing explanation
Below in conjunction with drawings and embodiments, the utility model is described in further detail:
The outside annexation schematic diagram of Fig. 1 integrated electric gas tank
The explosive view in kind of Fig. 2 photovoltaic generating system grid-connected integrated electric gas tank
Fig. 3 circuit connection diagram
The structural representation of switching device and undervoltage tripping device in Fig. 4 integral box
Description of symbols: case lid 1, two laminates 2, operating instruction 3, warning label 4, electric energy meter 6, exchanges surge device 7, switching device 8, casing 9, photovoltaic generation power supply 10, integrated electric gas tank 11, utility grid 12, AC power cord 13, integrated electric gas tank input 14, integrated electric gas tank output 15, undervoltage tripping device 16, inverter 17
Embodiment
As shown in Figures 1 to 4:
The utility model comprises case lid 1, two laminate 2, operating instruction 3, warning label 4 and casing 9, comprises again and exchange surge device 7, switching device 8, undervoltage tripping device 16 and electric energy meter 6 in described casing.Two laminates stick and has operating instruction and warning label, whole two laminates are placed on casing, and case lid covers on two laminates.Integrated electric gas tank input 14 and integrated electric gas tank output 15 are installed outside described casing, integrated electric gas tank input is connected with inverter output end by AC power cord 13, and integrated electric gas tank output 15 is connected with utility grid 12 input by AC power cord 13.
Described interchange surge device is arranged between inverter and switching device, exchanges surge device by access in parallel two AC power cord, ground connection simultaneously.Exchange surge device to be used for preventing transient overvoltage in thunder and lightning and circuit from invading components and parts in casing, avoid component damage.
Described switching device controls the break-make of AC power cord between photovoltaic generating system and utility grid.Switching device is AC circuit breaker, alternating-current switch, AC relay.Switching device comprises contact system and transmission mechanism, transmission mechanism connects and controls the break-make of contact system, contact system comprises main contact 21 and has contact with mechanism 22, have contact with mechanism to comprise a pair and have contact with, main contact is attached to one and has contact with, transmission mechanism is an irony lever 23, and lever is connected to another and has contact with.
Described undervoltage tripping device and switching device with the use of, no-voltage release plays effect that is under-voltage and zero voltage protection.Undervoltage tripping device comprises spring 161, armature 162, coil 163 and electromagnet 164, spring upper end is fixed, lower spring end is connected to the middle part of armature, the movable punch head of armature matches with the transmission mechanism of described switching device, coil winding is on electromagnet, and coil is simultaneously again on incoming transport power line.
Described electric energy meter is arranged between undervoltage tripping device and integrated electric gas tank output.Electric energy meter is used for gathering and showing family photovoltaic generating system providing generating electricity to utility grid.
When voltage is normal, the main contact of switching device closes, and electromagnet obtains electric, and armature is held by electromagnet, and main contact could be locked in closing position by transmission mechanism, and switching device normally runs.When mains side has a power failure or supply voltage is too low, the electromagnetic force that electromagnet produces is not enough to the pulling force overcoming reaction force spring, and armature is pulled upwardly, and promotes to have contact with mechanism and makes the disjunction of switching device breaking, play under-voltage and zero voltage protection effect by transmission mechanism.
Installation process:
Steps A, is first respectively installed to interchange surge device, switching device, device for under-voltage releasing equipment, electric energy meter in casing 9.The utility model will exchange surge device 7, switching device 8, device for under-voltage releasing equipment 16, electric energy meter 6, form a kind of fixing form, the electric elements of safety guarantee are included in integrated electric gas tank 11 as important components and parts, determines wiring between them.
Step B, then cover two laminates 2, and operating instruction 3 and warning label 4 is sticked on two laminates 2.
Step C, finally covers case lid 1 on two laminates 2, shields to whole device.
During use, complete the connection of each components and parts in case according to operating instruction 3, all interfaces adopt plugging mode, improve efficiency of construction.Be connected with the inverter of photovoltaic module, its input is connected to integrated electric gas tank input 14, then utility grid 12 is connected to integrated electric gas tank output 15, can realize the normal work of whole photovoltaic system.Know warning label due to what casing identified, stop the situation that is in disorder, wiring fallibility that connects up.
Although be described the illustrative embodiment of the utility model above; but should be clear; the utility model is not limited to the scope of embodiment; to those skilled in the art; as long as various change to limit and in the spirit and scope of the present utility model determined in appended claim; these changes are apparent, and all innovation and creation utilizing the utility model to conceive are all at the row of protection.
Claims (1)
1. the grid-connected integrated electric gas tank of family photovoltaic generating system, is characterized in that, comprises case lid, two laminates, operating instruction, warning label and casing, comprises again and exchange surge device, switching device, undervoltage tripping device and electric energy meter in described casing; Two laminates stick and has operating instruction and warning label, whole two laminates are placed on casing, and case lid covers on two laminates; Be provided with integrated electric gas tank input and integrated electric gas tank output outside described casing, integrated electric gas tank input is connected with inverter output end by AC power cord, and integrated electric gas tank output is connected with utility grid input by AC power cord;
Described interchange surge device is arranged between inverter and switching device, exchanges surge device by access in parallel two AC power cord, ground connection simultaneously;
Described switching device controls the break-make of AC power cord between photovoltaic generating system and utility grid, switching device comprises contact system and transmission mechanism, transmission mechanism connects and controls the break-make of contact system, contact system comprises main contact and has contact with mechanism, have contact with mechanism to comprise a pair and have contact with, main contact is attached to one and has contact with, and transmission mechanism is an irony lever, and lever is connected to another and has contact with;
Described undervoltage tripping device and switching device with the use of, undervoltage tripping device comprises spring, armature, coil and electromagnet, spring upper end is fixed, lower spring end is connected to the middle part of armature, the movable punch head of armature matches with the transmission mechanism of described switching device, coil winding is on electromagnet, and coil is simultaneously again on incoming transport power line;
Described electric energy meter is arranged between undervoltage tripping device and integrated electric gas tank output.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520019395.XU CN204333979U (en) | 2015-01-06 | 2015-01-06 | The grid-connected integrated electric gas tank of family photovoltaic generating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520019395.XU CN204333979U (en) | 2015-01-06 | 2015-01-06 | The grid-connected integrated electric gas tank of family photovoltaic generating system |
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| Publication Number | Publication Date |
|---|---|
| CN204333979U true CN204333979U (en) | 2015-05-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520019395.XU Active CN204333979U (en) | 2015-01-06 | 2015-01-06 | The grid-connected integrated electric gas tank of family photovoltaic generating system |
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| CN (1) | CN204333979U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022166287A1 (en) * | 2021-02-03 | 2022-08-11 | 隆基乐叶光伏科技有限公司 | Electrical control box and power supply system |
-
2015
- 2015-01-06 CN CN201520019395.XU patent/CN204333979U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022166287A1 (en) * | 2021-02-03 | 2022-08-11 | 隆基乐叶光伏科技有限公司 | Electrical control box and power supply system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210219 Address after: 201306 building C, 899 Huanhu West 2nd Road, Lingang New District, China (Shanghai) pilot Free Trade Zone, Pudong New Area, Shanghai Patentee after: Shenghui (Shanghai) Energy Technology Co.,Ltd. Address before: 201802 room 307, building 3, no.1690, Jiahao Road, Nanxiang Town, Jiading District, Shanghai Patentee before: SHANGHAI JADER ELECTRIC TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right |