CN220673642U - Household photovoltaic grid-connected/off-grid inverter - Google Patents
Household photovoltaic grid-connected/off-grid inverter Download PDFInfo
- Publication number
- CN220673642U CN220673642U CN202322358040.0U CN202322358040U CN220673642U CN 220673642 U CN220673642 U CN 220673642U CN 202322358040 U CN202322358040 U CN 202322358040U CN 220673642 U CN220673642 U CN 220673642U
- Authority
- CN
- China
- Prior art keywords
- cabinet body
- baffle
- controller
- grid
- cabinet
- 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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Links
- 238000005192 partition Methods 0.000 claims abstract description 10
- 230000017525 heat dissipation Effects 0.000 claims description 13
- 238000010438 heat treatment Methods 0.000 claims description 5
- 238000001816 cooling Methods 0.000 abstract description 19
- 238000010248 power generation Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- 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
Landscapes
- Inverter Devices (AREA)
Abstract
The utility model provides a household photovoltaic off-grid inverter which is characterized by comprising a cabinet body, wheels with brakes, a partition plate, a supporting plate, supporting columns, telescopic cylinders, a baffle plate, a cooling fan and a cooling plate, wherein the cooling plates are respectively arranged at the left side and the right side of the cabinet body, a cooling through hole is formed in the bottom of the cabinet body, the middle side of the interior of the cabinet body is connected with the partition plate, the bottom of the inner side of the cabinet body is connected with the supporting plates through the supporting columns, and four corners of the bottom of the outer side of the cabinet body are respectively connected with the wheels with brakes; through setting up temperature sensor and controller in the cabinet is internal, when the internal portion temperature of cabinet is too high, temperature sensor can in time respond to and transmit signal gives the controller, and the start-up of flexible cylinder of controller steerable and radiator fan, flexible cylinder will baffle this moment, radiator fan starts, in time exchanges inside heat with external, reduces inside temperature, prevents that electrical components from working under the condition of temperature too high and causing the damage.
Description
Technical Field
The utility model relates to the technical field of photovoltaic power generation, in particular to a household photovoltaic off-grid inverter.
Background
From the perspective of photovoltaic system applications, inverters can be divided into two types: off-grid and on-grid. The off-grid inverter is not connected to the power grid, and only needs to meet the conditions of safe and stable operation, such as automatic on-off, voltage and current detection, various protection and the like. The grid-connected inverter needs to be connected into a power system, and has all functions of off-grid type MPPT (maximum power point tracking), island detection, low voltage ride through and the like.
Patent number CN207184336U discloses a photovoltaic inverter, including the cabinet body and set up in the internal electrical components of cabinet, the cabinet body includes the box and sets up the chamber door on the box, the box is inside to be equipped with the baffle including last cavity and lower cavity down between last cavity, it holds the cabinet all to be equipped with in last cavity and the lower cavity, electrical components is fixed in and holds the cabinet, the top that holds the cabinet is open structure, be equipped with elastic sealing washer around holding the top open structure's of cabinet outward, be equipped with a plurality of control button on holding the cabinet, a plurality of control button links to each other with the electrical components electrical property in holding the cabinet respectively, hold and be equipped with slide mechanism between cabinet and the box inner wall, the one end that is close to the chamber door on the slide mechanism is equipped with locking mechanism. The utility model has reasonable structural design, can effectively improve the safety and sealing performance of the inverter cabinet body, does not need to be installed or disassembled during maintenance, and is convenient and quick.
However, the technology of this patent also has the following problems: the patent is provided with wheels, is convenient to move and can be used in families, however, because the power of photovoltaic power generation is different, the heating value of the inverter can be greatly increased in the power generation peak period, meanwhile, the power generation peak period is the high-temperature period, the inverter is caused to be high in temperature, the risks of short circuit of electric appliances, burning of equipment and the like are seriously caused, the safety of the equipment is low, and the patent technology does not describe a corresponding heat dissipation mechanism.
Disclosure of Invention
According to the technical problems, the utility model provides the household photovoltaic off-grid inverter which is convenient for heat dissipation.
The utility model provides a household photovoltaic off-grid inverter which is characterized by comprising a cabinet body, wheels with brakes, a partition plate, a supporting plate, supporting columns, telescopic cylinders, a baffle plate, a cooling fan and a cooling plate, wherein the cooling plates are respectively arranged at the left side and the right side of the cabinet body, a cooling through hole is formed in the bottom of the cabinet body, the middle side of the interior of the cabinet body is connected with the partition plate, the bottom of the inner side of the cabinet body is connected with the supporting plates through the supporting columns, four corners of the bottom of the outer side of the cabinet body are respectively connected with the wheels with brakes, the inner surface of the cooling through hole at the bottom of the cabinet body is connected with the cooling fan, the left side and the right side of the cooling through hole at the bottom of the cabinet body are respectively connected with the telescopic cylinders, and the telescopic ends of the telescopic cylinders are connected with the baffle plate.
The size of the baffle is slightly larger than that of the heat dissipation through hole, so that the baffle can cover the heat dissipation through hole.
The inside rear side of cabinet sets up controller and temperature sensor respectively, temperature sensor passes through the electrical signal and is connected with the controller, the switch of flexible cylinder of controller control and radiator fan.
The partition board is used for respectively installing an electric appliance component A and an electric appliance group price B in the upper cavity and the lower cavity in the cabinet body.
The baffle and the bottom of the supporting plate are respectively provided with a drawing groove.
The beneficial effects of the utility model are as follows: the utility model relates to a household photovoltaic off-grid inverter, which is characterized in that radiating plates are respectively arranged at the left side and the right side of a cabinet body, so that heat can be timely evacuated from an internal electric appliance component, a temperature sensor and a controller are arranged in the cabinet body, when the temperature in the cabinet body is too high, the temperature sensor can timely sense and transmit signals to the controller, the controller can control the starting of a telescopic cylinder and a radiating fan, and at the moment, the telescopic cylinder starts a baffle plate and the radiating fan to timely exchange the internal heat with the outside, the internal temperature is reduced, and damage to electric appliance components caused by working under the condition of too high temperature is prevented.
Drawings
FIG. 1 is a schematic view of the front side of the present utility model;
FIG. 2 is a schematic side plan view of the present utility model;
FIG. 3 is a schematic view of a partial structure of a winding according to the present utility model;
fig. 4 is a schematic view of a partial structure of the present utility model.
Reference numerals: 1-a cabinet body; 2-a wheel with brake; 3-an electrical component a; 4-a separator; 5-an electrical component B; 6-supporting plates; 7-supporting columns; 8-a telescopic cylinder; 9-baffle plates; 10-a heat radiation fan; 11-a heat dissipation plate; 61-a drawing groove; 12-heat dissipation through holes.
Detailed Description
Example 1
The technical scheme of the present utility model will be clearly and completely described in the following with reference to the accompanying drawings.
As shown in fig. 1-4, the utility model provides a household photovoltaic off-grid inverter, which is characterized by comprising a cabinet body 1, a belt brake wheel 2, a partition board 4, a support board 6, a support column 7, a telescopic air cylinder 8, a baffle 9, a cooling fan 10 and a cooling plate 11, wherein the cooling plate 11 is respectively arranged at the left side and the right side of the cabinet body 1, a cooling through hole 12 is arranged at the bottom of the cabinet body 1, the partition board 4 is connected at the middle side inside the cabinet body 1, the bottom inside the cabinet body 1 is connected with the support board 6 through the support column 7, four corners at the bottom outside the cabinet body 1 are respectively connected with the belt brake wheel 2, the cooling fan 10 is connected on the inner surface of the cooling through hole 12 at the bottom of the cabinet body 1, the telescopic air cylinder 8 is respectively connected at the left side and the right side of the cooling through hole 12 at the bottom of the cabinet body 1, and the telescopic end of the telescopic air cylinder 8 is connected with the baffle 9.
The size of the baffle plate 9 is slightly larger than the size of the heat dissipation through hole 12, so that the baffle plate 9 can cover the heat dissipation through hole 12.
The controller and the temperature sensor are respectively arranged at the rear side inside the cabinet body 1, the temperature sensor is connected with the controller through an electric signal, and the controller controls the telescopic cylinder 8 and the switch of the cooling fan.
The partition board 4 is used for respectively installing an electric appliance component A3 and an electric appliance group price B5 in the upper cavity and the lower cavity in the cabinet body 1.
The bottom of the partition plate 4 and the bottom of the support plate 6 are respectively provided with a drawing groove 61.
Example 2
Through electrical components A3 and electrical components B5 joint work in order to realize the electricity generation function, when the peak period of electricity consumption has arrived, electrical components A3 and electrical components B5's calorific capacity increases, cabinet 1 left and right sides's heating panel 11 is insufficient to realize better radiating effect, at this moment, cabinet 1 internal temperature sensor senses cabinet internal temperature and becomes high, the transmission signal gives the controller, controller control radiator fan 10's opening, simultaneously, the flexible end of control telescopic cylinder 8 stretches out to the furthest back and stops, telescopic cylinder 8 drives baffle 9 downwardly moving this moment, baffle 9 keeps away from heat dissipation through-hole 12 this moment, through radiator fan 10's heat dissipation effect, with inside heat quick exchange to external world, prevent inside electrical components damage because of the high temperature, when cabinet 1 internal temperature is suitable, controller steerable radiator fan 10 closes, simultaneously, telescopic cylinder 8 is retracted and makes baffle 9 cover cabinet 1 bottom, only by heating panel 11 heat dissipation can, practice thrift partial energy.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. Various components mentioned in the present utility model are common in the art, and it should be understood by those skilled in the art that the present utility model is not limited by the above embodiments, and the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications can be made in the present utility model without departing from the spirit and scope of the utility model, which is defined in the claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a domestic photovoltaic and leave net dc-to-ac converter, its characterized in that includes the cabinet body, takes wheel, baffle, backup pad, support column, flexible cylinder, baffle, radiator fan and heating panel of stopping, cabinet body left and right sides sets up the heating panel respectively, cabinet body bottom sets up the heat dissipation through-hole, the baffle is connected to cabinet body inside middle side, cabinet body inside bottom passes through the support column and the backup pad is connected, cabinet body outside bottom four corners is connected the area respectively and is stopped the wheel, connect radiator fan on the heat dissipation through-hole internal surface of cabinet body bottom, be located connect flexible cylinder respectively about the heat dissipation through-hole side of cabinet body bottom, the baffle is connected to the flexible end of flexible cylinder.
2. The photovoltaic off-grid inverter of claim 1, wherein the baffle is sized slightly larger than the heat dissipating through holes such that the baffle covers the heat dissipating through holes.
3. The household photovoltaic off-grid inverter of claim 1, wherein the controller and the temperature sensor are respectively arranged at the rear side of the inside of the cabinet body, the temperature sensor is connected with the controller through an electric signal, and the controller controls the switch of the telescopic cylinder and the radiator fan.
4. The household photovoltaic grid-connected and off-grid inverter according to claim 1, wherein the partition board is used for respectively installing an electric appliance component A and an electric appliance group price B in an upper cavity and a lower cavity in the cabinet body.
5. The household photovoltaic off-grid inverter of claim 1, wherein the separator and the bottom of the support plate are provided with drawing grooves respectively.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202322358040.0U CN220673642U (en) | 2023-08-31 | 2023-08-31 | Household photovoltaic grid-connected/off-grid inverter |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202322358040.0U CN220673642U (en) | 2023-08-31 | 2023-08-31 | Household photovoltaic grid-connected/off-grid inverter |
Publications (1)
Publication Number | Publication Date |
---|---|
CN220673642U true CN220673642U (en) | 2024-03-26 |
Family
ID=90329398
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202322358040.0U Active CN220673642U (en) | 2023-08-31 | 2023-08-31 | Household photovoltaic grid-connected/off-grid inverter |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN220673642U (en) |
-
2023
- 2023-08-31 CN CN202322358040.0U patent/CN220673642U/en active Active
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