CN210958182U - Photovoltaic micro-grid inverter with heat dissipation function - Google Patents
Photovoltaic micro-grid inverter with heat dissipation function Download PDFInfo
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- CN210958182U CN210958182U CN202020033426.8U CN202020033426U CN210958182U CN 210958182 U CN210958182 U CN 210958182U CN 202020033426 U CN202020033426 U CN 202020033426U CN 210958182 U CN210958182 U CN 210958182U
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- 230000017525 heat dissipation Effects 0.000 title claims abstract description 52
- 230000000694 effects Effects 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000004576 sand 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 provides a photovoltaic is dc-to-ac converter for microgrid with heat dissipation function. The photovoltaic microgrid inverter with the heat dissipation function comprises a shell; an electrical device fixedly mounted within the housing; the two seat blocks are fixedly arranged on the inner walls of the two sides of the shell respectively; the four heat dissipation motors are fixedly arranged on the two seat blocks respectively; the heat conducting fins are fixedly arranged on two sides of the electric device respectively; the two heat dissipation ports are respectively formed in the top inner wall and the bottom inner wall of the shell; and the two shielding devices are respectively arranged in the two heat dissipation ports. The utility model provides a photovoltaic microgrid inverter with heat dissipation function has that the radiating effect is good, and can adjust the thermovent size, with this control radiating efficiency's advantage.
Description
Technical Field
The utility model relates to an inverter technical field especially relates to a photovoltaic is dc-to-ac converter for microgrid with heat dissipation function.
Background
At present, an inverter of a solar photovoltaic power generation system can convert variable direct-current voltage generated by a Photovoltaic (PV) solar panel into commercial power frequency Alternating Current (AC), and can feed back the variable direct-current voltage to a commercial power transmission system or supply the variable direct-current voltage to an off-grid power grid. Photovoltaic inverters are one of the important system Balances (BOS) in photovoltaic array systems, and can be used with general ac powered equipment. The solar inverter has special functions matched with the photovoltaic array, such as maximum power point tracking and island effect protection.
However, the existing inverter for the solar photovoltaic power generation system often adopts a single heat dissipation fin to be arranged at the bottom, the heat dissipation completely depends on natural heat dissipation, the effect is not ideal, meanwhile, the solar photovoltaic inverter is like most of electric appliances, and a relatively reasonable temperature is needed to achieve the best ideal working state.
Therefore, it is necessary to provide a new inverter for photovoltaic microgrid with a heat dissipation function to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem provide a photovoltaic little for electric wire netting dc-to-ac converter that has the heat dissipation function that radiating effect is good, and can adjust the thermovent size, with this control radiating efficiency.
In order to solve the technical problem, the utility model provides a photovoltaic micro-grid inverter with heat dissipation function includes: a housing; an electrical device fixedly mounted within the housing; the two seat blocks are fixedly arranged on the inner walls of the two sides of the shell respectively; the four heat dissipation motors are fixedly arranged on the two seat blocks respectively; the heat conducting fins are fixedly arranged on two sides of the electric device respectively; the two heat dissipation ports are respectively formed in the top inner wall and the bottom inner wall of the shell; and the two shielding devices are respectively arranged in the two heat dissipation ports.
Preferably, the shielding device comprises a plurality of first fixing rods, a plurality of shielding pieces, a plurality of second fixing rods, a plurality of hinge pieces, a cross rod, two sliding rods, a fixing plate and a screw rod, wherein the plurality of first fixing rods are all fixedly arranged on the inner walls of the two sides of the heat dissipation port, the plurality of shielding pieces are respectively rotatably sleeved on the plurality of first fixing rods, the plurality of second fixing rods are respectively fixedly arranged on the plurality of shielding pieces, the plurality of second fixing rods are positioned below the plurality of first fixing rods, the plurality of hinge pieces are rotatably sleeved on the plurality of second fixing rods, the bottoms of the plurality of hinge pieces all extend into the shell, the cross rod is fixedly arranged at the bottoms of the plurality of hinge pieces, the cross rod is positioned above the electric device, the two sliding rods are respectively fixedly arranged at the two ends of the cross rod, and one ends of the two sliding rods, which are far away from the cross rod, all extend out of the shell, two the slide bar respectively with the both sides inner wall sliding connection of casing, fixed plate fixed mounting be in the bottom of horizontal pole, the screw rod rotates to be installed on the fixed plate, the both ends of screw rod all extend to outside the fixed plate, the one end of screw rod extends to outside the casing, the screw rod with one side inner wall threaded connection of casing.
Preferably, the inner walls of the two sides of the shell are both provided with sliding holes, and the two sliding rods respectively penetrate through the two sliding holes and are in sliding connection with the inner walls of the sliding holes.
Preferably, two the slide bar is kept away from the equal fixed mounting of one end of horizontal pole has first stopper, the screw rod extends to the outer one end fixed mounting of casing has the second stopper.
Preferably, a through hole is formed in the fixing plate, a bearing is fixedly installed in the through hole, and an inner ring of the bearing is fixedly sleeved on the screw rod.
Preferably, a threaded hole is formed in the inner wall of one side of the shell, and an internal thread of the threaded hole is screwed with an external thread of the screw rod.
Compared with the prior art, the utility model provides a photovoltaic micro-grid is with dc-to-ac converter with heat dissipation function has following beneficial effect:
the utility model provides a photovoltaic is dc-to-ac converter for microgrid with heat dissipation function uses the screw rod to drive through fixed plate, horizontal pole, articulated piece and second dead lever and shelters from the piece and use first dead lever to take place the angle to deflect as the pivot point, reaches and adjusts the opening size of thermovent, cooperates four heat dissipation motors and a plurality of conducting strip to dispel the heat to the electrical part, can carry out appropriate heat preservation and heat dissipation as required by the environment, uses comparatively in a flexible way.
Drawings
Fig. 1 is a schematic front sectional view of a preferred embodiment of an inverter for a photovoltaic microgrid with a heat dissipation function according to the present invention;
fig. 2 is an enlarged schematic view of a portion a shown in fig. 1.
Reference numbers in the figures: 1. the heat dissipation device comprises a shell, 2, an electric device, 3, a seat block, 4, a heat dissipation motor, 5, a heat conducting fin, 6, a heat dissipation opening, 7, a first fixing rod, 8, a shielding piece, 9, a second fixing rod, 10, a hinge piece, 11, a cross rod, 12, a sliding rod, 13, a fixing plate, 14 and a screw rod.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments.
Please refer to fig. 1 and fig. 2 in combination, wherein fig. 1 is a schematic sectional view of a preferred embodiment of an inverter for a photovoltaic microgrid with a heat dissipation function according to the present invention; fig. 2 is an enlarged schematic view of a portion a shown in fig. 1. The photovoltaic microgrid inverter with a heat dissipation function comprises: a housing 1; an electric device 2, the electric device 2 being fixedly mounted within the housing 1; the two seat blocks 3 are respectively and fixedly arranged on the inner walls of the two sides of the shell 1; the four heat dissipation motors 4 are respectively and fixedly arranged on the two seat blocks 3; a plurality of heat conductive sheets 5, the plurality of heat conductive sheets 5 being respectively fixedly installed at both sides of the electric device 2; the two heat dissipation ports 6 are respectively formed in the top inner wall and the bottom inner wall of the shell 1; and the two shielding devices are respectively arranged in the two heat dissipation ports 6.
The shielding device comprises a plurality of first fixing rods 7, a plurality of shielding pieces 8, a plurality of second fixing rods 9, a plurality of hinging pieces 10, a cross rod 11, two sliding rods 12, a fixing plate 13 and a screw rod 14, wherein the plurality of first fixing rods 7 are fixedly arranged on the inner walls of two sides of the heat dissipation port 6, the plurality of shielding pieces 8 are respectively rotatably sleeved on the plurality of first fixing rods 7, the plurality of second fixing rods 9 are respectively fixedly arranged on the plurality of shielding pieces 8, the plurality of second fixing rods 9 are positioned below the plurality of first fixing rods 7, the plurality of hinging pieces 10 are rotatably sleeved on the plurality of second fixing rods 9, the bottoms of the plurality of hinging pieces 10 extend into the shell 1, the cross rod 11 is fixedly arranged at the bottoms of the plurality of hinging pieces 10, the cross rod 11 is positioned above the electric part 2, the two sliding rods 12 are respectively fixedly arranged at two ends of the cross rod 11, two slide bar 12 is kept away from the one end of horizontal pole 11 all extends to outside the casing 1, two slide bar 12 respectively with the both sides inner wall sliding connection of casing 1, fixed plate 13 fixed mounting be in the bottom of horizontal pole 11, screw rod 14 rotates to be installed on the fixed plate 13, the both ends of screw rod 14 all extend to outside the fixed plate 13, the one end of screw rod 14 extends to outside the casing 1, screw rod 14 with one side inner wall threaded connection of casing 1.
The inner walls of the two sides of the shell 1 are provided with sliding holes, and the two sliding rods 12 respectively penetrate through the two sliding holes and are in sliding connection with the inner walls of the sliding holes.
Two the slide bar 12 is kept away from the equal fixed mounting of one end of horizontal pole 11 has first stopper, screw rod 14 extends to the outer one end fixed mounting of casing 1 has the second stopper.
The fixing plate 13 is provided with a through hole, a bearing is fixedly arranged in the through hole, and an inner ring of the bearing is fixedly sleeved on the screw rod 14.
A threaded hole is formed in the inner wall of one side of the shell 1, and the internal thread of the threaded hole is screwed with the external thread of the screw 14.
The utility model provides a photovoltaic micro-grid inverter with heat dissipation function's theory of operation as follows:
when heat is dissipated, the four heat dissipation motors 4 are started simultaneously, when an output shaft of each heat dissipation motor 4 rotates, heat on the plurality of heat conduction sheets 5 is blown through the heat dissipation blades, hot air overflows through the heat dissipation port 6, when the inverter needs to be properly insulated when wind and sand are large, the second limiting block is rotated, the second limiting block drives the screw 14 to rotate, the screw 14 rotates under the action of threaded connection on the inner wall of the shell 1, the screw 14 enters the shell 1, meanwhile, the screw 14 pushes the fixing plate 13 to move, the fixing plate 13 drives the cross rod 11 to move, the cross rod 11 pushes the sliding rod 12 positioned on one side of the screw 14 to enter the shell 1, the other sliding rod 12 slides out of the shell 1, the cross rod 11 drives the plurality of hinged sheets 10 to move, the corresponding shielding sheets 8 are driven by the second fixing rod 9 to deflect at an angle by taking the first fixing rod 7 as an axis, so as to adjust the opening size, reach the heat retaining effect, the adjustment is comparatively nimble, and the space that leaves simultaneously can dispel the heat again.
Compared with the prior art, the utility model provides a photovoltaic micro-grid is with dc-to-ac converter with heat dissipation function has following beneficial effect:
the utility model provides a photovoltaic is dc-to-ac converter for microgrid with heat dissipation function uses screw rod 14 to pass through fixed plate 13, horizontal pole 11, articulated piece 10 and second dead lever 9 to drive and shelter from piece 8 and use first dead lever 7 to take place the angle deflection as the pivot point, reach and adjust the opening size of thermovent 6, cooperate four heat dissipation motors 4 and a plurality of conducting strip 5 to dispel the heat to electrical part 2, can carry out appropriate heat preservation and heat dissipation as required by the environment, it is comparatively nimble to use.
It should be noted that the device structure and the accompanying drawings of the present invention mainly describe the principle of the present invention, and in the technology of this design principle, the settings of the power mechanism, the power supply system, the control system, etc. of the device are not completely described, and the details of the power mechanism, the power supply system, and the control system can be clearly known on the premise that those skilled in the art understand the principle of the present invention.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (6)
1. An inverter for a photovoltaic microgrid having a heat dissipation function, comprising:
a housing;
an electrical device fixedly mounted within the housing;
the two seat blocks are fixedly arranged on the inner walls of the two sides of the shell respectively;
the four heat dissipation motors are fixedly arranged on the two seat blocks respectively;
the heat conducting fins are fixedly arranged on two sides of the electric device respectively;
the two heat dissipation ports are respectively formed in the top inner wall and the bottom inner wall of the shell;
and the two shielding devices are respectively arranged in the two heat dissipation ports.
2. The inverter for photovoltaic microgrid having a heat dissipation function of claim 1, wherein the shielding device comprises a plurality of first fixing rods, a plurality of shielding pieces, a plurality of second fixing rods, a plurality of hinged pieces, a cross rod, two sliding rods, a fixing plate and a screw rod, wherein the plurality of first fixing rods are all fixedly installed on the inner walls of both sides of the heat dissipation port, the plurality of shielding pieces are respectively rotatably sleeved on the plurality of first fixing rods, the plurality of second fixing rods are respectively fixedly installed on the plurality of shielding pieces, the plurality of second fixing rods are located below the plurality of first fixing rods, the plurality of hinged pieces are rotatably sleeved on the plurality of second fixing rods, the bottoms of the plurality of hinged pieces all extend into the housing, the cross rod is fixedly installed at the bottoms of the plurality of hinged pieces, and the cross rod is located above the electric device, two the slide bar is fixed mounting respectively in the both ends of horizontal pole, two the slide bar is kept away from the one end of horizontal pole all extends to outside the casing, two the slide bar respectively with the both sides inner wall sliding connection of casing, fixed plate fixed mounting be in the bottom of horizontal pole, the screw rod rotates to be installed on the fixed plate, the both ends of screw rod all extend to outside the fixed plate, the one end of screw rod extends to outside the casing, the screw rod with one side inner wall threaded connection of casing.
3. The inverter for photovoltaic microgrid having a heat dissipation function of claim 2, characterized in that the inner walls of both sides of the housing are provided with slide holes, and the two slide bars respectively penetrate through the two slide holes and are connected with the inner walls of the slide holes in a sliding manner.
4. The inverter with the heat dissipation function for the photovoltaic microgrid of claim 2, characterized in that one ends of the two slide bars, which are far away from the cross bar, are both fixedly provided with first limiting blocks, and one end of the screw rod, which extends out of the housing, is fixedly provided with a second limiting block.
5. The inverter for photovoltaic microgrid with a heat dissipation function as claimed in claim 2, characterized in that a through hole is opened on the fixing plate, a bearing is fixedly installed in the through hole, and an inner ring of the bearing is fixedly sleeved on the screw rod.
6. The inverter for photovoltaic microgrid having a heat dissipation function of claim 2, characterized in that a threaded hole is opened on one side inner wall of the housing, and an internal thread of the threaded hole is screwed with an external thread of the screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020033426.8U CN210958182U (en) | 2020-01-08 | 2020-01-08 | Photovoltaic micro-grid inverter with heat dissipation function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020033426.8U CN210958182U (en) | 2020-01-08 | 2020-01-08 | Photovoltaic micro-grid inverter with heat dissipation function |
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| Publication Number | Publication Date |
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| CN210958182U true CN210958182U (en) | 2020-07-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020033426.8U Active CN210958182U (en) | 2020-01-08 | 2020-01-08 | Photovoltaic micro-grid inverter with heat dissipation function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116317619A (en) * | 2023-04-27 | 2023-06-23 | 深圳市三瑞电源有限公司 | An adaptive energy storage inverter used in areas with large temperature difference between day and night |
-
2020
- 2020-01-08 CN CN202020033426.8U patent/CN210958182U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116317619A (en) * | 2023-04-27 | 2023-06-23 | 深圳市三瑞电源有限公司 | An adaptive energy storage inverter used in areas with large temperature difference between day and night |
| CN116317619B (en) * | 2023-04-27 | 2023-07-21 | 深圳市三瑞电源有限公司 | An adaptive energy storage inverter for areas with large temperature difference between day and night |
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