CN220190690U - Micro inverter shell and micro inverter - Google Patents
Micro inverter shell and micro inverter Download PDFInfo
- Publication number
- CN220190690U CN220190690U CN202321669047.8U CN202321669047U CN220190690U CN 220190690 U CN220190690 U CN 220190690U CN 202321669047 U CN202321669047 U CN 202321669047U CN 220190690 U CN220190690 U CN 220190690U
- Authority
- CN
- China
- Prior art keywords
- sleeve
- shell
- micro
- heat transfer
- inverter
- 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
- 230000017525 heat dissipation Effects 0.000 claims abstract description 26
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 17
- 229910052802 copper Inorganic materials 0.000 claims abstract description 17
- 239000010949 copper Substances 0.000 claims abstract description 17
- 239000000463 material Substances 0.000 claims abstract description 16
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 15
- 239000000741 silica gel Substances 0.000 claims abstract description 15
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 15
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 7
- 229910052751 metal Inorganic materials 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 6
- 229920006395 saturated elastomer Polymers 0.000 abstract description 2
- 230000007246 mechanism Effects 0.000 description 5
- 238000007789 sealing Methods 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Landscapes
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model discloses a micro inverter shell and a micro inverter, which relate to the technical field of micro inverters and comprise: a mounting plate; the shell is fixed on the plate surface of the mounting plate, and the shell is made of plastic materials; the panel of the circuit board is fixedly arranged in the shell, and an electrical element is arranged on the circuit board; the heat transfer sleeve is fixed on the outer side wall of the shell. According to the utility model, the silica gel sleeve, the radiating fins, the radiating sleeve and the heat transfer sleeve are arranged, the silica gel sleeve is a good heat transfer material, the silica gel sleeve transfers heat to the heat transfer sleeve, the heat transfer sleeve is made of a copper sheet material, the heat transfer sleeve absorbs heat more easily, the radiating sleeve and the radiating fins are made of aluminum, and the silica gel sleeve has good heat dissipation, and the radiating areas of the radiating sleeve and the radiating fins are large, so that the radiating sleeve and the heat transfer sleeve keep a certain temperature difference for a long time, the heat transfer sleeve is not easy to be heated and saturated, and the shell has good heat dissipation.
Description
Technical Field
The utility model relates to the technical field of micro-inverters, in particular to a micro-inverter shell and a micro-inverter.
Background
The micro inverter is generally an inverter with 1000W or less power and module level MPPT in a photovoltaic power generation system, is totally called as a micro photovoltaic grid-connected inverter, and is characterized in that the micro inverter is compared with a traditional centralized inverter, the traditional photovoltaic inversion mode is to connect all direct currents generated by all photovoltaic cells under sunlight in series and parallel, and then inverter the direct currents into alternating currents through one inverter to be connected into a power grid, and the micro inverter inverts each module.
In the prior art, for example, chinese patent publication No. CN 217984869U discloses a micro inverter housing and a micro inverter, which comprises a device fixing plate, the top center of the device fixing plate is fixedly connected with a device fixing shell, the top of the device fixing plate is fixedly connected with a first fixing threaded hole at each corner of the inner wall of the device fixing shell, the bottom of the inner wall of the device fixing shell is fixedly connected with a first rubber pad, a plurality of fixing mechanisms are installed at the top of the first fixing threaded holes, a heat dissipation mechanism is installed at the outer wall of the device fixing shell, a second heat dissipation copper sheet is placed at the top of the heat dissipation mechanism, and a top fixing frame is installed at the top of the device fixing shell. According to the utility model, the plurality of first radiating copper sheets and the plurality of second radiating copper sheets in the radiating mechanism are designed, so that heat generated by equipment components is transferred to the whole copper sheets, and heat exchange is carried out between the copper sheets at the external part and the outside air, so that the sealing performance of the device is realized, and the aim of radiating is also achieved.
In this technical scheme, adopt the copper sheet to dispel the heat, but the second copper sheet is located the top of fixed shell, and the copper sheet itself has electric conductivity to can influence the electric current of dc-to-ac converter, the copper sheet heat conduction is good simultaneously, but the thermal resistance is big, thereby the heat dissipation is slow, if the copper sheet heat in time dispels, and the copper sheet absorbs heat and saturates, then the unable heat dissipation of dc-to-ac converter.
Disclosure of Invention
The utility model aims to provide a micro-inverter shell and a micro-inverter, which are used for solving the technical problem of slow heat dissipation of the shell in the prior art.
The utility model provides a micro inverter housing and a micro inverter, comprising:
a mounting plate;
the shell is fixed on the plate surface of the mounting plate, and the shell is made of plastic materials;
the panel of the circuit board is fixedly arranged in the shell, and an electrical element is arranged on the circuit board;
the heat transfer sleeve is fixed on the outer side wall of the shell, and is made of metal copper;
the heat conduction sleeve is fixed on the outer side wall of the heat conduction sleeve, and the heat conduction sleeve is made of metal aluminum.
Further, the outer side wall of the heat conducting sleeve is provided with radiating fins which are integrally structured with the heat conducting sleeve.
Further, a silica gel sleeve is fixed on the inner side wall of the shell.
Further, a plurality of heat dissipation grooves are formed in the outer side wall of the shell.
Further, a plurality of reducing grooves are formed in the plate surface of the mounting plate.
Further, a top plate is fixed at the top of the shell, and the shell is made of plastic materials.
Compared with the prior art, the utility model has the beneficial effects that:
(1) According to the utility model, the silica gel sleeve, the radiating fins, the radiating sleeve and the heat transfer sleeve are arranged, the silica gel sleeve is a good heat transfer material, the silica gel sleeve transfers heat to the heat transfer sleeve, the heat transfer sleeve is made of a copper sheet material, the heat transfer sleeve absorbs heat more easily, the radiating sleeve and the radiating fins are made of aluminum, and the silica gel sleeve has good heat dissipation, and the radiating areas of the radiating sleeve and the radiating fins are large, so that the radiating sleeve and the heat transfer sleeve keep a certain temperature difference for a long time, the heat transfer sleeve is not easy to be heated and saturated, and the shell has good heat dissipation.
(2) The utility model integrally adopts the sealing mechanism, thus improving the dustproof performance of the whole shell.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic top view of the present utility model;
FIG. 3 is a schematic diagram of an exploded construction of the present utility model;
fig. 4 is a schematic perspective view of the housing and mounting plate of the present utility model.
Reference numerals:
1. a mounting plate; 2. a heat dissipating fin; 3. a heat dissipation sleeve; 4. a heat transfer jacket; 5. a top plate; 6. a reducing groove; 7. a circuit board; 8. an electrical component; 9. a silica gel sleeve; 10. a housing; 11. a heat sink.
Detailed Description
The utility model will be further described in detail with reference to the drawings and the detailed description below, in order to further understand the features and technical means of the utility model and the specific objects and functions achieved.
Referring to fig. 1 to 4, an embodiment of the present utility model provides a micro-inverter housing and a micro-inverter, including:
a mounting plate;
the shell is fixed on the plate surface of the mounting plate, and the shell is made of plastic;
the circuit board, the face of the circuit board is fixedly installed in the outer casing, there are electrical components on the circuit board, supplement the explanation here, circuit and electrical components on the circuit board of the inverter are the prior art, easy to obtain, detailed circuit, structure and explanation of working principle are not here carried out;
the heat transfer sleeve is fixed on the outer side wall of the shell, and is made of metal copper;
the heat conducting sleeve is fixed on the outer side wall of the heat conducting sleeve, the heat conducting sleeve is made of metal aluminum, and the aluminum has small thermal resistance and good heat dissipation.
Specifically, the outer side wall of the heat conducting sleeve is provided with a radiating fin which is integrated with the heat conducting sleeve, and the radiating fin is used for enlarging the radiating area.
Specifically, the inside wall of shell is fixed with the silica gel cover, and silica gel is good heat transfer material.
Specifically, a plurality of heat dissipation grooves for expanding heat dissipation are formed in the outer side wall of the shell.
Specifically, a plurality of reducing grooves for positioning screws are formed in the plate surface of the mounting plate.
Specifically, the top of shell is fixed with the roof, and the material of shell is plastic material.
Working principle: the silica gel cover is good heat transfer material, and the silica gel cover is with heat transfer cover, and the heat transfer cover uses the copper sheet material, and the heat transfer cover absorbs heat more easily, and heat dissipation cover and fin are aluminium system, have good heat dissipation, because heat dissipation area of heat dissipation cover and fin is big to make heat dissipation cover and heat transfer cover keep certain temperature difference for a long time, thereby heat transfer cover is difficult to be heated saturation, makes the shell have good heat dissipation.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof.
Claims (6)
1. A micro-inverter housing (10) and a micro-inverter, characterized by comprising:
a mounting plate (1);
the shell (10), the said shell (10) is fixed on the face of the mounting plate (1), the material of the said shell (10) is the plastic material;
the circuit board (7), the said circuit board (7) is fixedly installed in outer casing (10), there are electrical components (8) on the said circuit board (7);
the heat transfer sleeve (4) is fixed on the outer side wall of the shell (10), and the heat transfer sleeve (4) is made of metal copper;
the heat dissipation sleeve (3), the heat dissipation sleeve (3) is fixed on the lateral wall of the heat transfer sleeve (4), and the material of the heat transfer sleeve (4) is metal aluminum.
2. The micro-inverter housing (10) and the micro-inverter according to claim 1, wherein the outer side wall of the heat dissipation sleeve (3) is provided with heat dissipation fins (2) integrally formed therewith.
3. The micro-inverter housing (10) and the micro-inverter according to claim 1, wherein a silica gel sleeve (9) is fixed on the inner side wall of the housing (10).
4. The micro-inverter housing (10) and the micro-inverter according to claim 1, wherein a plurality of heat dissipation grooves (11) are formed in an outer side wall of the housing (10).
5. The micro-inverter housing (10) and the micro-inverter according to claim 1, wherein the panel surface of the mounting plate (1) is provided with a plurality of reducing grooves (6).
6. The micro-inverter housing (10) and the micro-inverter according to claim 1, wherein a top plate (5) is fixed on the top of the housing (10), and the housing (10) is made of plastic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321669047.8U CN220190690U (en) | 2023-06-29 | 2023-06-29 | Micro inverter shell and micro inverter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321669047.8U CN220190690U (en) | 2023-06-29 | 2023-06-29 | Micro inverter shell and micro inverter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220190690U true CN220190690U (en) | 2023-12-15 |
Family
ID=89099171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321669047.8U Active CN220190690U (en) | 2023-06-29 | 2023-06-29 | Micro inverter shell and micro inverter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220190690U (en) |
-
2023
- 2023-06-29 CN CN202321669047.8U patent/CN220190690U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |