CN219329502U - Photovoltaic grid-connected cabinet - Google Patents
Photovoltaic grid-connected cabinet Download PDFInfo
- Publication number
- CN219329502U CN219329502U CN202320156139.XU CN202320156139U CN219329502U CN 219329502 U CN219329502 U CN 219329502U CN 202320156139 U CN202320156139 U CN 202320156139U CN 219329502 U CN219329502 U CN 219329502U
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- Prior art keywords
- cabinet
- cabinet door
- photovoltaic
- door
- cabinet body
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- 238000009434 installation Methods 0.000 claims abstract description 24
- 238000009423 ventilation Methods 0.000 claims description 10
- 238000005192 partition Methods 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 3
- 238000010248 power generation Methods 0.000 description 8
- 238000005259 measurement Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000002161 passivation Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
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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 utility model discloses a photovoltaic grid-connected cabinet, which relates to the technical field of electrical equipment cabinets, and mainly comprises a cabinet body, wherein an upper cabinet door, a middle cabinet door and a lower cabinet door are sequentially arranged on the front end surface of the cabinet body from top to bottom; the cabinet is internally provided with a mounting rack, and the mounting rack is used for mounting the photovoltaic electrical component. The photovoltaic grid-connected cabinet is simple in structure, and the photovoltaic electrical components are arranged on the transverse installation frame, so that the single components can be conveniently disassembled when the photovoltaic grid-connected cabinet needs to be replaced or maintained, and the condition that the overhaul operation of workers is influenced due to the fact that the space in the cabinet body is small is avoided; be provided with intelligent instrument on the cabinet door, can show electric current and voltage, be provided with the observation window on the cabinet door, the registration of the internal part subassembly of the cabinet of being convenient for observe can make the staff more directly perceived convenient look over photovoltaic electric assembly's running state.
Description
Technical Field
The utility model relates to the technical field of electrical cabinets, in particular to a photovoltaic grid-connected cabinet.
Background
Solar power generation is a beneficial supplement to traditional power generation, and small and medium-scale solar power generation has become an industry. The solar power generation has two modes of photovoltaic power generation and solar thermal power generation, wherein the photovoltaic power generation has the outstanding advantages of simple maintenance, large or small power and the like, and is widely applied as a medium-sized and small-sized grid-connected power supply.
The photovoltaic grid-connected cabinet is used as a general outlet of a photovoltaic power station and exists in a photovoltaic system and is a power distribution device for connecting the photovoltaic power station and a power grid, and the photovoltaic grid-connected cabinet is mainly used as a demarcation point of the photovoltaic power generation system and the power grid.
The existing photovoltaic grid-connected cabinet mainly comprises a cabinet body and photovoltaic electric components installed in the cabinet body, in order to ensure that the photovoltaic electric components can keep normal operation for a long time, workers need to repair and replace the photovoltaic electric components regularly, but because the existing photovoltaic electric components are fixedly installed in the cabinet body again, the repair and replacement of the photovoltaic electric components are inconvenient, the repair efficiency of the workers is affected, and the use limitation is high.
Disclosure of Invention
In order to solve the technical problems, the utility model provides a photovoltaic grid-connected cabinet, which is convenient for replacing and maintaining a photovoltaic electrical component.
In order to achieve the above object, the present utility model provides the following solutions:
the utility model provides a photovoltaic grid-connected cabinet, which comprises a cabinet body, wherein an upper cabinet door, a middle cabinet door and a lower cabinet door are sequentially arranged on the front end surface of the cabinet body from top to bottom; the cabinet is internally provided with a mounting rack, and the mounting rack is used for mounting the photovoltaic electrical component.
Optionally, the inner wall of the cabinet body, the upper cabinet door, the middle cabinet door and the inner side of the lower cabinet door are all provided with partition boards.
Optionally, the partition plate comprises a heat insulation plate and a fireproof plate, and the heat insulation plate is located on the inner side of the fireproof plate.
Optionally, a ventilation door is arranged below the lower cabinet door on the cabinet body, and a plurality of ventilation holes are formed in the ventilation door.
Optionally, be provided with a plurality of intelligent meters on the upper cabinet door, intelligent meters is used for showing electric current and voltage.
Optionally, a knob is disposed on the upper cabinet door, and the knob is used for controlling the start and stop of the photovoltaic electric component inside the cabinet body.
Optionally, the mounting frame comprises a vertical mounting frame, a mounting plate and a horizontal mounting frame; the vertical installation frame is fixedly installed on the inner wall of the cabinet body, the installation plate is slidably arranged on the vertical installation frame, and the transverse installation frame is arranged on the installation plate; the transverse installation frame is used for installing the photovoltaic electric assembly.
Optionally, an observation window is arranged on the middle cabinet door.
Optionally, sealing rings are arranged between the upper cabinet door, the middle cabinet door, the lower cabinet door and the cabinet body.
Compared with the prior art, the utility model has the following technical effects:
the photovoltaic grid-connected cabinet is simple in structure, and the photovoltaic electrical components are arranged on the transverse installation frame, so that the single components can be conveniently disassembled when the photovoltaic grid-connected cabinet needs to be replaced or maintained, and the condition that the overhaul operation of workers is influenced due to the fact that the space in the cabinet body is small is avoided; be provided with intelligent instrument on the cabinet door, can show electric current and voltage, be provided with the observation window on the cabinet door, the registration of the internal part subassembly of the cabinet of being convenient for observe can make the staff more directly perceived convenient look over photovoltaic electric assembly's running state.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a photovoltaic grid-connected cabinet of the present utility model;
fig. 2 is a schematic diagram of the internal structure of the photovoltaic grid-connected cabinet of the utility model.
Reference numerals illustrate: 1. an upper cabinet door; 2. a middle cabinet door; 3. a lower cabinet door; 4. a ventilation door; 5. a cabinet body; 6. an observation window; 7. a knob; 8. an intelligent instrument; 9. a vertical mounting rack; 10. a mounting plate; 11. and a transverse mounting frame.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Embodiment one:
as shown in fig. 1 and 2, the embodiment provides a photovoltaic grid-connected cabinet, which comprises a cabinet body 5, wherein an upper cabinet door 1, a middle cabinet door 2 and a lower cabinet door 3 are sequentially arranged on the front end surface of the cabinet body 5 from top to bottom; the cabinet body 5 is internally provided with a mounting rack which is used for mounting the photovoltaic electric component.
The photovoltaic grid-connected cabinet in this embodiment is mainly used in indoor environment, the protection level is IP40 in the indoor, in this embodiment, the inner wall of the cabinet body 5 and the inner sides of the upper cabinet door 1, the middle cabinet door 2 and the lower cabinet door 3 are all provided with partition boards. The baffle includes heat insulating board and PLASTIC LAMINATED, and the heat insulating board is located the PLASTIC LAMINATED inboard. The cabinet body 5 is provided with a ventilation door 4 below the lower cabinet door 3, and a plurality of ventilation holes are formed in the ventilation door 4. The upper cabinet door 1 is provided with a plurality of intelligent meters 8, and the intelligent meters 8 are used for displaying current and voltage. The upper cabinet door 1 is provided with a knob 7, and the knob 7 is used for controlling the starting and stopping of the photovoltaic electric components in the cabinet body 5. The mounting frame comprises a vertical mounting frame 9, a mounting plate 10 and a transverse mounting frame 11; the vertical installation frame 9 is fixedly installed on the inner wall of the cabinet body 5, the installation plate 10 is slidably arranged on the vertical installation frame 9, and the transverse installation frame 11 is arranged on the installation plate 10; the transverse mounting frame 11 is used for mounting a photovoltaic electrical component. The middle cabinet door 2 is provided with an observation window 6.
In a more specific embodiment, the electric meter can be mounted on the transverse mounting frame 11 at a position corresponding to the observation window 6 in the cabinet 5, and the staff can see the indication of the electric meter through the observation window 6.
The incoming line of the photovoltaic grid-connected cabinet adopts a breaker for input or direct input, the output adopts a breaker or a load isolating switch, the bus is connected by adopting an electroplated or purified bus, and secondary lightning protection is provided, and the rated voltage of the system is at most AC690V; the secondary measurement and control cable, the current is greater than 2.5mm2 cable, the voltage is greater than 1.5mm2 cable, the control is greater than 1.0mm2 cable, the measurement current transformer is a 0.5-level current transformer, and the measurement transformer is a 0.2S-level current transformer. Related functions can be added according to requirements. The product adopts professional electrical design and element selection, so that the internal structure of the cabinet body 5 is safe, concise and attractive, on-site wiring and maintenance are convenient, and long-time stable operation of equipment is ensured.
In the photovoltaic grid-connected cabinet in the embodiment, the cabinet body 5 is firmly connected with the upper cabinet door 1, the middle cabinet door 2 and the lower cabinet door 3 through screws, and the frame, the upper cabinet door 1, the middle cabinet door 2 and the lower cabinet door 3 are subjected to electrostatic plastic spraying treatment after phosphating treatment, and all non-plastic spraying parts are galvanized and subjected to passivation treatment. Can meet the requirements of various elements and meet different working environments, and achieves corresponding protection levels.
Embodiment two:
as shown in fig. 1 and 2, the embodiment provides a photovoltaic grid-connected cabinet, which comprises a cabinet body 5, wherein an upper cabinet door 1, a middle cabinet door 2 and a lower cabinet door 3 are sequentially arranged on the front end surface of the cabinet body 5 from top to bottom; the cabinet body 5 is internally provided with a mounting rack which is used for mounting the photovoltaic electric component.
The photovoltaic grid-connected cabinet in this embodiment is mainly used in outdoor environment, the protection level outdoor is IP65, in this embodiment, the inner wall of the cabinet body 5 and the inner sides of the upper cabinet door 1, the middle cabinet door 2 and the lower cabinet door 3 are all provided with partition boards. The baffle includes heat insulating board and PLASTIC LAMINATED, and the heat insulating board is located the PLASTIC LAMINATED inboard. The upper cabinet door 1 is provided with a plurality of intelligent meters 8, and the intelligent meters 8 are used for displaying current and voltage. The upper cabinet door 1 is provided with a knob 7, and the knob 7 is used for controlling the starting and stopping of the photovoltaic electric components in the cabinet body 5. The mounting frame comprises a vertical mounting frame 9, a mounting plate 10 and a transverse mounting frame 11; the vertical installation frame 9 is fixedly installed on the inner wall of the cabinet body 5, the installation plate 10 is slidably arranged on the vertical installation frame 9, and the transverse installation frame 11 is arranged on the installation plate 10; the transverse mounting frame 11 is used for mounting a photovoltaic electrical component. The middle cabinet door 2 is provided with an observation window 6. Sealing rings are arranged between the upper cabinet door 1, the middle cabinet door 2, the lower cabinet door 3 and the cabinet body 5.
It should be noted that it will be apparent to those skilled in the art that the present utility model is not limited to the details of the above-described exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
The principles and embodiments of the present utility model have been described in this specification with reference to specific examples, the description of which is only for the purpose of aiding in understanding the method of the present utility model and its core ideas; also, it is within the scope of the present utility model to be modified by those of ordinary skill in the art in light of the present teachings. In view of the foregoing, this description should not be construed as limiting the utility model.
Claims (8)
1. The photovoltaic grid-connected cabinet is characterized by comprising a cabinet body, wherein an upper cabinet door, a middle cabinet door and a lower cabinet door are sequentially arranged on the front end surface of the cabinet body from top to bottom; the cabinet body is internally provided with a mounting frame, and the mounting frame is used for mounting a photovoltaic electrical component;
the mounting frame comprises a vertical mounting frame, a mounting plate and a transverse mounting frame; the vertical installation frame is fixedly installed on the inner wall of the cabinet body, the installation plate is slidably arranged on the vertical installation frame, and the transverse installation frame is arranged on the installation plate; the transverse installation frame is used for installing the photovoltaic electric assembly.
2. The photovoltaic grid-connected cabinet according to claim 1, wherein the inner wall of the cabinet body and the inner sides of the upper cabinet door, the middle cabinet door and the lower cabinet door are provided with partition boards.
3. The grid-tie cabinet of claim 2, wherein the separator comprises a heat shield and a fire shield, the heat shield being positioned inside the fire shield.
4. The photovoltaic grid-connected cabinet according to claim 1, wherein a ventilation door is arranged below the lower cabinet door on the cabinet body, and a plurality of ventilation holes are formed in the ventilation door.
5. The grid-connected photovoltaic cabinet according to claim 1, wherein a plurality of intelligent meters are arranged on the upper cabinet door, and the intelligent meters are used for displaying current and voltage.
6. The photovoltaic grid-connected cabinet according to claim 1, wherein a knob is arranged on the upper cabinet door, and the knob is used for controlling starting and stopping of photovoltaic electric components inside the cabinet body.
7. The photovoltaic grid-connected cabinet according to claim 1, wherein an observation window is arranged on the middle cabinet door.
8. The photovoltaic grid-connected cabinet according to claim 1, wherein sealing rings are arranged between the upper cabinet door, the middle cabinet door and the lower cabinet door and the cabinet body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320156139.XU CN219329502U (en) | 2023-02-08 | 2023-02-08 | Photovoltaic grid-connected cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320156139.XU CN219329502U (en) | 2023-02-08 | 2023-02-08 | Photovoltaic grid-connected cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219329502U true CN219329502U (en) | 2023-07-11 |
Family
ID=87067254
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320156139.XU Active CN219329502U (en) | 2023-02-08 | 2023-02-08 | Photovoltaic grid-connected cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219329502U (en) |
-
2023
- 2023-02-08 CN CN202320156139.XU patent/CN219329502U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A photovoltaic grid connected cabinet Granted publication date: 20230711 Pledgee: Xi'an Caijin Financing Guarantee Co.,Ltd. Pledgor: Reiter Electric Co.,Ltd. Registration number: Y2024980001599 |