CN221009512U - Node system in photovoltaic power distribution network - Google Patents
Node system in photovoltaic power distribution network Download PDFInfo
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- CN221009512U CN221009512U CN202322811365.XU CN202322811365U CN221009512U CN 221009512 U CN221009512 U CN 221009512U CN 202322811365 U CN202322811365 U CN 202322811365U CN 221009512 U CN221009512 U CN 221009512U
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- HEZMWWAKWCSUCB-PHDIDXHHSA-N (3R,4R)-3,4-dihydroxycyclohexa-1,5-diene-1-carboxylic acid Chemical compound O[C@@H]1C=CC(C(O)=O)=C[C@H]1O HEZMWWAKWCSUCB-PHDIDXHHSA-N 0.000 claims abstract description 14
- 238000001514 detection method Methods 0.000 claims description 9
- 239000000835 fiber Substances 0.000 claims 5
- 238000010276 construction Methods 0.000 abstract description 10
- 238000012544 monitoring process Methods 0.000 abstract description 8
- 238000010586 diagram Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 230000020169 heat generation Effects 0.000 description 2
- 238000011900 installation process Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
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- 239000004576 sand Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The utility model relates to a node system in a photovoltaic power distribution network, which comprises a power distribution box, wherein a control unit, a DCDC inverter, a power supply unit, a network serial port unit, an optical fiber switching unit, a network lightning protection unit, a photovoltaic wiring port, a storage battery wiring port and a load wiring port are arranged in the power distribution box, the control unit is respectively connected with the photovoltaic wiring port, the storage battery wiring port and the DCDC inverter through wires, the control unit is in communication connection with the optical fiber switching unit, the optical fiber switching unit is in communication connection with a camera, the camera is arranged outside the power distribution box, the DCDC inverter is connected with the load wiring port through wires, an electric wire of the power supply unit is connected with the optical fiber switching unit, the optical fiber switching unit is in communication connection with the network lightning protection unit, and the network lightning protection unit is in communication connection with an upper computer. According to the node system in the photovoltaic power distribution network, the solar power distribution and the network monitoring power distribution are arranged in the same box, so that the stability and the service life of the system are improved, and the construction cost, the equipment cost and the debugging period are reduced.
Description
Technical Field
The utility model relates to the technical field of photovoltaic power distribution equipment, in particular to a node system in a photovoltaic power distribution network.
Background
The existing photovoltaic distribution box is characterized in that solar power distribution and network monitoring power distribution are respectively arranged in different distribution boxes, and the installation process of the photovoltaic distribution box comprises the following steps: firstly, after a solar power supply system is successfully debugged and networked, solar monitoring software is installed to monitor the power generation condition of the solar power supply system, the solar power system distribution box supplies power to a network terminal distribution box, then the network terminal monitoring software is installed to monitor and control the power supply system, then a camera cable is connected to the network terminal distribution box, after the camera network cable is inserted into the network terminal distribution box, the camera monitoring software is installed, a user finally checks a field monitoring picture through the camera monitoring software, the construction cost is higher, the equipment cost is higher, the debugging period is longer, and in addition, the connecting wires between the two distribution boxes are easy to damage in places with multiple wind and sand and multiple moisture such as gobi, mountain tops, seasides and the like, so that the later maintenance cost is higher.
Disclosure of utility model
The embodiment of the utility model provides a node system in a photovoltaic power distribution network, which aims to solve the problems of higher construction cost, higher equipment cost and longer debugging period caused by respectively arranging solar power distribution and network monitoring power distribution at different power distribution boxes in the prior art.
In order to achieve the above object, the embodiment of the present utility model provides the following technical solutions:
The utility model provides a node system in photovoltaic distribution network, includes the block terminal, be equipped with control unit, DCDC dc-to-ac converter, power supply unit, network serial port unit, optical fiber switching unit, network lightning protection unit, photovoltaic wiring port, battery wiring port and load wiring port in the block terminal, control unit wire connection photovoltaic wiring port, battery wiring port, DCDC-to-ac converter respectively, control unit communication connection optical fiber switching unit, optical fiber switching unit communication connection camera, the load wiring port is connected to DCDC-to-ac converter wire, power supply unit electrical lead meets optical fiber switching unit, optical fiber switching unit communication connection network lightning protection unit, network lightning protection unit and host computer communication connection.
Further, the network lightning protection unit is connected with the upper computer through the optical fiber coiling unit.
Further, a rotatable middle layer is arranged in the distribution box, a control unit and a power supply unit are arranged on the middle layer, and a guide tube for guiding wires of the control unit and the power supply unit is arranged on the rotating side of the middle layer.
Further, the middle layer is of an inner-outer double-layer structure, a control unit and a power supply module are arranged on the inner layer, a state display unit is arranged on the outer layer, and a wire of the state display unit is connected with the control unit.
Further, a temperature detection unit is arranged on the inner layer of the middle layer, a temperature display unit is arranged on the outer layer of the middle layer, and the temperature detection unit and the temperature display unit are both in circuit connection with a control module.
Furthermore, an intermediate layer lock is arranged between the intermediate layer and the distribution box.
Further, a plurality of crossbearers are arranged in the distribution box, and an optical fiber exchange unit and a network lightning protection unit are respectively arranged on the crossbearers.
Further, be equipped with the panel of inwards sunken on the lateral wall of block terminal, be equipped with photovoltaic wiring port, battery wiring port and load wiring port on the panel, the outside of panel is equipped with the panel door.
Further, but the bottom of block terminal is equipped with the pull box, but be equipped with the DCDC dc inverter in the pull box.
The embodiment of the utility model has the following advantages:
According to the node system in the photovoltaic power distribution network, the solar power distribution and the network monitoring power distribution are respectively arranged in the same power distribution box, so that the connecting wires among all units are not exposed, the stability and the service life of the system are improved, the construction cost and the equipment cost for installing two power distribution boxes on site can be reduced, the debugging period can be shortened, the use requirement can be met by installing one photovoltaic power distribution box, the photovoltaic power distribution box can directly supply power to a camera, the photovoltaic power distribution box can control the start and stop work of a camera load, and the remote transmission work of a camera monitoring picture is realized.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It will be apparent to those skilled in the art from this disclosure that the drawings described below are merely exemplary and that other embodiments may be derived from the drawings provided without undue effort.
The structures, proportions, sizes, etc. shown in the present specification are shown only for the purposes of illustration and description, and are not intended to limit the scope of the utility model, which is defined by the claims, so that any structural modifications, changes in proportions, or adjustments of sizes, which do not affect the efficacy or the achievement of the present utility model, should fall within the ambit of the technical disclosure.
Fig. 1 is a system configuration diagram of a node system in a photovoltaic power distribution network according to an embodiment of the present utility model;
Fig. 2 is a product structure diagram of a node system in a photovoltaic power distribution network according to an embodiment of the present utility model;
Fig. 3 is a product structure diagram of other angles of a node system in a photovoltaic power distribution network according to an embodiment of the present utility model;
Fig. 4 is an internal structure diagram of a node system in a photovoltaic power distribution network according to an embodiment of the present utility model;
Fig. 5 is a system configuration diagram of an endpoint system in another photovoltaic power distribution network according to an embodiment of the present utility model;
Fig. 6 is a block diagram of a cross board in a node system in a photovoltaic power distribution network according to an embodiment of the present utility model.
In the figure:
1. A distribution box; 2. a control unit; 3. a DCDC inverter; 4. a power supply unit; 5. a network serial port unit; 6. an optical fiber switching unit; 7. a network lightning protection unit; 8. a photovoltaic wiring port; 9. a battery terminal port; 10. a load connection port; 11. an optical fiber coiling unit; 12. an intermediate layer; 13. a status display unit; 14. a temperature detection unit; 15. a temperature display unit; 16. an exhaust fan; 17. a cross frame; 18. a support frame; 19. a plate body; 20. a power distribution panel; 21. the box body can be pulled out; 22. and (5) locking the middle layer.
Detailed Description
Other advantages and advantages of the present utility model will become apparent to those skilled in the art from the following detailed description, which, by way of illustration, is to be read in connection with certain specific embodiments, 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.
As shown in fig. 1, a node system in a photovoltaic power distribution network comprises a power distribution box 1, wherein the power distribution box 1 comprises a box body and a box door, and a door lock is arranged between the box body and the box door. The intelligent power distribution box is characterized in that a control unit 2, a DCDC inverter 3, a power supply unit 4, a network serial port unit 5, an optical fiber switching unit 6, a network lightning protection unit 7, a photovoltaic wiring port 8, a storage battery wiring port 9 and a load wiring port 10 are arranged in the power distribution box 1, the control unit 2 is respectively connected with the photovoltaic wiring port 8, the storage battery wiring port 9 and the DCDC inverter 3 through wires, the control unit 2 is in communication connection with the optical fiber switching unit 6, the optical fiber switching unit 6 is in communication connection with a camera, the DCDC inverter 3 is connected with the load wiring port 10 through wires, an electric wire of the power supply unit 4 is connected with the optical fiber switching unit 6, the optical fiber switching unit 6 is in communication connection with the network lightning protection unit 7, the network lightning protection unit 7 is in communication connection with an upper computer, and in order to facilitate construction, the technology is preferably used for collecting and arranging optical fibers through the optical fiber coiling unit 11.
The distribution box integrates the characteristics of the network intelligent machine box and the characteristics of the solar power supply machine box, saves the time cost and labor cost of on-site repeated construction and repeated construction, and is installed on a vertical rod or a wall surface by constructors in the construction process through hoops or flanges, so that the fixed installation of the machine box is completed; the control unit 2, the DCDC inverter 3 and the power supply unit 4 are arranged in the distribution box in advance, so that site construction is not needed; the constructor opens the side door of the distribution box to connect the photovoltaic cable, the energy storage cable and the load equipment cable with the terminal blocks such as the photovoltaic wiring port 8, the storage battery wiring port 9 and the load wiring port 10 on the distribution board in the screw locking mode, so that the installation of the power supply system of the machine box is completed, the installation process is simple and clear, the terminal blocks do not have any other auxiliary accessories, and construction safety and equipment damage accidents caused by excessive terminal blocks in the box are avoided; the constructor inserts the network cable or the optical fiber of the power supply equipment into the optical transceiver or the switch in the case through the case side door, and completes the network transmission system, so that the operation is simple, and any other operation is not needed.
As shown in fig. 2-4, a rotatable middle layer 12 is provided in the distribution box 1, a control unit 2 and a power supply unit 4 are provided on the middle layer 12, and a guide tube for guiding wires of the control unit 2 and the power supply unit 4 is provided on the rotating side of the middle layer 12. Solar power distribution and network monitoring power distribution are separately arranged in the distribution box 1, so that the wiring between each unit in the machine case is concise, and the circuit connection and the communication connection are respectively gathered together, so that the wiring is convenient.
The middle layer 12 is of an inner-outer double-layer structure, the inner layer is provided with a control unit 2 and a power supply module, the outer layer is provided with a state display unit 13, and the state display unit 13 is connected with the control unit 2 through a wire. The middle layer 12 is designed to be double-layered, the core unit is arranged on the inner layer, and the outer layer is only provided with a state display unit 13 with operation and display functions, so that on one hand, the operation surface is indirectly operated, and on the other hand, the core unit is better protected. An intermediate layer lock 22 is arranged between the intermediate layer 12 and the distribution box 1, so that the intermediate layer 12 becomes a second distribution box 1 door, and only when the intermediate layer 12 is opened, a core unit of solar power distribution and a relevant unit of network monitoring distribution can be seen, and the safety and confidentiality of the units are ensured to the greatest extent.
For the installation and maintenance of being convenient for, the rotatory end detachable of intermediate level 12 connects block terminal 1, is equipped with the rotation axis in for example block terminal 1, fixed connection board on the rotation axis, the connecting plate passes through bolt detachable and connects intermediate level 12, is equipped with the socket of wire or net twine on the intermediate level 12, if need dismantle, only need extract outside connecting wire, then dismantle intermediate level 12.
As shown in fig. 5, the inner layer of the intermediate layer 12 is provided with a temperature detection unit 14, the outer layer of the intermediate layer 12 is provided with a temperature display unit 15, and the temperature detection unit 14 and the temperature display unit 15 are both in circuit connection with a control module. Since the intermediate layer 12 is made of a heat conductive material, the temperature inside the intermediate layer 12 is the same as the temperature inside the distribution box 1, so that the temperature detection unit 14 can detect the temperature condition inside the distribution box 1, but the power supply unit 4 and the control unit 2 in the intermediate layer 12 generate high heat, and the instantaneous heat generation is high, so that the temperature detection unit 14 is arranged in the intermediate layer 12, and the heat generation condition of the control unit 2 and the power supply unit 4 can be better monitored. And the top of block terminal 1 is equipped with exhaust fan 16, and the bottom of block terminal 1 is equipped with the air inlet, and the top and the bottom of intermediate level 12 are ventilative structure, if do not set up any shielding structure or set up the shielding structure that has the bleeder vent, the ventilative structure that is located the intermediate level 12 bottom corresponds with the inlet port of block terminal 1 bottom, makes the heat dissipation passageway in the intermediate level 12 become the straight road, and the heat dissipation is best.
A plurality of cross frames 17 are arranged in the distribution box 1, the cross frames 17 are respectively provided with an optical fiber exchange unit 6 and a network lightning protection unit 7, and if an optical fiber coiling unit 11 is arranged, the cross frames 17 are provided with the optical fiber coiling unit 11. In order to increase the installation simplicity of each unit and the application range of the equipment, as shown in fig. 6, the cross frame 17 is configured to be a detachable structure, and a preferred mode is that the cross frame 17 comprises a support frame 18 and a plate 19, the support frame 18 is positioned on the left side, the right side and the rear side of the distribution box 1, that is, the 3 sides surround the plate 19, a groove for embedding the plate 19 is formed in the support frame 18, when the equipment on the cross frame 17 needs to be maintained or replaced, only the cross frame 17 needs to be taken down, and as the cross frame 17 is not arranged in front of the plate 19, a barrier is not formed when the middle layer 12 is opened, so that the integrity of the space of the distribution box 1 is ensured.
The distribution box is characterized in that an inwardly concave distribution board 20 is arranged on the outer side wall of the distribution box 1, a photovoltaic wiring port 8, a storage battery wiring port 9 and a load wiring port 10 are arranged on the distribution board 20, and a distribution board 20 door is arranged on the outer side of the distribution board 20. In view of the rotary connection of the intermediate layer 12 to the distribution box 1, it is preferable in the art to provide the distribution board 20 on the outer side wall of the distribution box 1 on the side where the intermediate layer 12 rotates. Set up an openable cavity outside block terminal 1, set up 3 external ports in the cavity, realized that the user need not open block terminal 1 door and just can carry out the external connection, reduce the number of times of opening of block terminal 1 to reduce the probability that outside dust, moisture or dirty thing got into block terminal 1, guaranteed the safety of electric elements in the block terminal 1.
The bottom of the distribution box 1 is provided with a drawable box body, and a DCDC inverter 3 is arranged in the drawable box body. The top and the lateral wall of the drawable box body are both provided with ventilation holes, a pluggable DCAC inverter is arranged in the drawable box body in the embodiment, and the plug end matched with the DCAC inverter is connected with the control unit 2 through a wire.
While the utility model has been described in detail in the foregoing general description and specific examples, it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, such modifications or improvements may be made without departing from the spirit of the utility model and are intended to be within the scope of the utility model as claimed.
Claims (9)
1. A node system in a photovoltaic power distribution network, characterized by: including the block terminal, be equipped with control unit, DCDC dc-to-ac converter, power supply unit, network serial port unit, fiber optic switching unit, network lightning protection unit, photovoltaic wiring port, battery wiring port and load wiring port in the block terminal, control unit wire connection photovoltaic wiring port, battery wiring port, DCDC dc-to-ac converter respectively, control unit communication connection fiber optic switching unit, fiber optic switching unit communication connection camera, the camera sets up outside the block terminal, the load wiring port is connected to DCDC-to-ac converter wire, power supply unit electrical lead connects fiber optic switching unit, fiber optic switching unit communication connection network lightning protection unit, network lightning protection unit and host computer communication connection.
2. A node system in a photovoltaic power distribution network according to claim 1, characterized in that: the network lightning protection unit is connected with the upper computer through the optical fiber coiling unit.
3. A node system in a photovoltaic power distribution network according to claim 1, characterized in that: the power distribution box is characterized in that a rotatable middle layer is arranged in the power distribution box, a control unit and a power supply unit are arranged on the middle layer, and a guide tube for guiding wires of the control unit and the power supply unit is arranged on the rotating side of the middle layer.
4. A node system in a photovoltaic power distribution network according to claim 3, characterized in that: the middle layer is of an inner-outer double-layer structure, a control unit and a power supply module are arranged on the inner layer, a state display unit is arranged on the outer layer, and a wire of the state display unit is connected with the control unit.
5. A node system in a photovoltaic power distribution network according to claim 4, wherein: the inner layer of the middle layer is provided with a temperature detection unit, the outer layer of the middle layer is provided with a temperature display unit, and the temperature detection unit and the temperature display unit are both in circuit connection with a control module.
6. A node system in a photovoltaic power distribution network according to claim 3, characterized in that: an intermediate layer lock is arranged between the intermediate layer and the distribution box.
7. A node system in a photovoltaic power distribution network according to claim 1, characterized in that: a plurality of crossbearers are arranged in the distribution box, and an optical fiber exchange unit and a network lightning protection unit are respectively arranged on the crossbearers.
8. A node system in a photovoltaic power distribution network according to claim 1, characterized in that: the distribution box is characterized in that an inwardly concave distribution board is arranged on the outer side wall of the distribution box, a photovoltaic wiring port, a storage battery wiring port and a load wiring port are arranged on the distribution board, and a distribution board door is arranged on the outer side of the distribution board.
9. A node system in a photovoltaic power distribution network according to claim 1, characterized in that: the bottom of block terminal is equipped with but the pull box, but be equipped with DCDC dc-to-ac converter in the pull box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322811365.XU CN221009512U (en) | 2023-10-19 | 2023-10-19 | Node system in photovoltaic power distribution network |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322811365.XU CN221009512U (en) | 2023-10-19 | 2023-10-19 | Node system in photovoltaic power distribution network |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221009512U true CN221009512U (en) | 2024-05-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322811365.XU Active CN221009512U (en) | 2023-10-19 | 2023-10-19 | Node system in photovoltaic power distribution network |
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| Country | Link |
|---|---|
| CN (1) | CN221009512U (en) |
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2023
- 2023-10-19 CN CN202322811365.XU patent/CN221009512U/en active Active
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