CN207601129U - A kind of photovoltaic ammeter box - Google Patents
A kind of photovoltaic ammeter box Download PDFInfo
- Publication number
- CN207601129U CN207601129U CN201720797208.XU CN201720797208U CN207601129U CN 207601129 U CN207601129 U CN 207601129U CN 201720797208 U CN201720797208 U CN 201720797208U CN 207601129 U CN207601129 U CN 207601129U
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- CN
- China
- Prior art keywords
- babinet
- ammeter
- photovoltaic
- input terminal
- output terminal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
Abstract
The utility model discloses a kind of photovoltaic ammeter boxes, it includes babinet, the babinet is equipped with photovoltaic power generation equipment and inverter, the output terminal of the photovoltaic power generation equipment is connected to one end of inverter, the other end of the inverter is connected to the input terminal of babinet, and the output terminal of the babinet is connected to utility grid system, an ammeter is equipped in the babinet, the input terminal of the ammeter is connected to the input terminal of babinet, and the output terminal of the ammeter is connected to the output terminal of babinet through a door switch.Itself and power grid can be disconnected when ammeter box is opened, simultaneously switch off the connection of inverter and back-end circuit by the utility model, it is ensured that inside ammeter box in safeguard protection, so as to promote the safety of ammeter box maintenance.
Description
Technical field
The utility model is related to photovoltaic generation metering outfit fields, and in particular to a kind of photovoltaic ammeter box.
Background technology
Conventional fossil fuel is increasingly depleted, and in existing sustainable energy, solar energy is undoubtedly a kind of most clear
Clean, most universal and most potential alternative energy source.Device of solar generating is also known as solar cell or photovoltaic cell, can incite somebody to action
Solar energy is directly changed into electric energy, and electricity generating principle is the photovoltaic effect based on semiconductor PN.Device of solar generating
Core be cell piece, at present the overwhelming majority be all made of silicon chip.
With the gradual family oriented of photovoltaic, make huge numbers of families that can increase by photovoltaic and take in.Due to average family not
Has the technical ability of electrical service, so the safety problem of photovoltaic ammeter box becomes especially important.
Invention content
The utility model provides a kind of photovoltaic ammeter box, can be disconnected itself and power grid, simultaneously when ammeter box is opened
Disconnect the connection of inverter and back-end circuit, it is ensured that inside ammeter box in safeguard protection, so as to promote ammeter box maintenance
Safety.
In order to solve the above-mentioned technical problem, the technical solution of the utility model is：A kind of photovoltaic ammeter box, including case
Body, the babinet are equipped with photovoltaic power generation equipment and inverter,
The output terminal of the photovoltaic power generation equipment is connected to one end of inverter, and the other end of the inverter is connected to case
The input terminal of body, the output terminal of the babinet are connected to utility grid system,
Be equipped with an ammeter in the babinet, the input terminal of the ammeter is connected to the input terminal of babinet, the ammeter it is defeated
Outlet is connected to the output terminal of babinet through a door switch.
Further, an overvoltage/undervoltage is equipped in the babinet between the input terminal of babinet and the input terminal of ammeter to thread off
Device is equipped with a no-voltage release between the output terminal and door switch of the ammeter.
Further, further include a Surge Protector, one end of the Surge Protector be connected to overvoltage/undervoltage buckle releaser with
Between the input terminal of ammeter, the other end ground connection of the Surge Protector.
Preferably, the photovoltaic power generation equipment is photovoltaic plate array.
Preferably, the ammeter is unidirectional intelligent electric meter.
The operation principle of the utility model is：After the door of babinet is opened, door switch disconnects, so as to automatically send out photovoltaic
Electric part is disconnected with utility grid system, and inverter detects photovoltaic generation part off-grid, then voluntarily closes output, excessively deficient
Pressure buckle releaser and no-voltage release detect system decompression, simultaneously switch off the connection of inverter and back-end circuit, it is ensured that in babinet
Portion is in safeguard protection.
The utility model has the beneficial effect that compared with prior art：
1st, the utility model is added door between the output terminal of ammeter and the output terminal of babinet in the babinet of ammeter box and is opened
It closes, after cabinet door is opened, door switch disconnects, so as to which photovoltaic generation part and utility grid system be disconnected automatically, inversion
Device is detecting photovoltaic generation part after off-grid, voluntarily closes output, so as to promote the safety of ammeter box maintenance；
2nd, the utility model is simple in structure, easily manufactured, suitable for promoting and applying.
Description of the drawings
Fig. 1 is the utility model structure diagram；
Shown in figure：1st, babinet；2nd, photovoltaic power generation equipment；3rd, inverter；4th, utility grid system；5th, ammeter；6th, Men Kai
It closes；7th, overvoltage/undervoltage buckle releaser；8th, no-voltage release；9th, Surge Protector.
Specific embodiment
In order to make it easy to understand, it is illustrated with reference to embodiment.It should be understood that these embodiments are merely to illustrate the utility model
Rather than limitation the scope of the utility model.
Shown in Figure 1, the utility model discloses a kind of photovoltaic ammeter boxes, and including babinet 1, the babinet is equipped with
Photovoltaic power generation equipment 2 and inverter 3,
The output terminal of the photovoltaic power generation equipment is connected to one end of inverter, and the other end of the inverter is connected to case
The input terminal of body, the output terminal of the babinet are connected to utility grid system 4,
Be equipped with an ammeter 5 in the babinet, the input terminal of the ammeter is connected to the input terminal of babinet, the ammeter it is defeated
Outlet is connected to the output terminal of babinet through a door switch 6.
Overvoltage/undervoltage is equipped in the present embodiment, in the babinet between the input terminal of babinet and the input terminal of ammeter to thread off
Device 7 is equipped with one and crosses no-voltage release 8 between the output terminal and door switch of the ammeter.
Further include a Surge Protector 9, one end of the Surge Protector is connected to the defeated of overvoltage/undervoltage buckle releaser and ammeter
Between entering end, the other end ground connection of the Surge Protector.
The photovoltaic power generation equipment is photovoltaic plate array.
The ammeter is unidirectional intelligent electric meter.
When the utility model is used, after the door of babinet is opened, door switch disconnects, so as to automatically by photovoltaic generation portion
Divide and disconnected with utility grid system, inverter detects photovoltaic generation part off-grid, then voluntarily closes output, and overvoltage/undervoltage takes off
Button device and no-voltage release detect system decompression, simultaneously switch off the connection of inverter and back-end circuit, it is ensured that at box house
In safeguard protection, and then reduce to the threat caused by the safety of maintenance personnel.
The foregoing description of the disclosed embodiments enables professional and technical personnel in the field to realize or new using this practicality
Type.A variety of modifications of above-described embodiment will be apparent for those skilled in the art, determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, the utility model is not intended to be limited to above-described embodiment shown in this article, and is to fit to and principles disclosed herein
The most wide range consistent with features of novelty.
Claims (5)
1. a kind of photovoltaic ammeter box, it is characterised in that：It includes babinet, and the babinet is equipped with photovoltaic power generation equipment and inversion
Device,
The output terminal of the photovoltaic power generation equipment is connected to one end of inverter, and the other end of the inverter is connected to babinet
Input terminal, the output terminal of the babinet are connected to utility grid system,
An ammeter is equipped in the babinet, the input terminal of the ammeter is connected to the input terminal of babinet, the output terminal of the ammeter
The output terminal of babinet is connected to through a door switch.
2. photovoltaic ammeter box according to claim 1, it is characterised in that：Positioned at the input terminal of babinet and electricity in the babinet
An overvoltage/undervoltage buckle releaser is equipped between the input terminal of table, a no-voltage trip is equipped between the output terminal and door switch of the ammeter
Device.
3. photovoltaic ammeter box according to claim 2, it is characterised in that：A Surge Protector is further included, the surge is protected
One end of shield device is connected between overvoltage/undervoltage buckle releaser and the input terminal of ammeter, the other end ground connection of the Surge Protector.
4. photovoltaic ammeter box according to claim 1, it is characterised in that：The photovoltaic power generation equipment is photovoltaic plate array.
5. photovoltaic ammeter box according to claim 1, it is characterised in that：The ammeter is unidirectional intelligent electric meter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720797208.XU CN207601129U (en) | 2017-07-04 | 2017-07-04 | A kind of photovoltaic ammeter box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720797208.XU CN207601129U (en) | 2017-07-04 | 2017-07-04 | A kind of photovoltaic ammeter box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207601129U true CN207601129U (en) | 2018-07-10 |
Family
ID=62753255
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720797208.XU Active CN207601129U (en) | 2017-07-04 | 2017-07-04 | A kind of photovoltaic ammeter box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207601129U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110098566A (en) * | 2019-06-12 | 2019-08-06 | 中国电建集团装备研究院有限公司 | A kind of ring network cabinet automatic dehumidification system and the optimization method that dehumidifies |
-
2017
- 2017-07-04 CN CN201720797208.XU patent/CN207601129U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110098566A (en) * | 2019-06-12 | 2019-08-06 | 中国电建集团装备研究院有限公司 | A kind of ring network cabinet automatic dehumidification system and the optimization method that dehumidifies |
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