CN216982407U - Novel modularization photovoltaic inverter - Google Patents
Novel modularization photovoltaic inverter Download PDFInfo
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- CN216982407U CN216982407U CN202220687397.6U CN202220687397U CN216982407U CN 216982407 U CN216982407 U CN 216982407U CN 202220687397 U CN202220687397 U CN 202220687397U CN 216982407 U CN216982407 U CN 216982407U
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- heat dissipation
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- shielding plate
- inverter
- dissipation cover
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Abstract
The utility model discloses a novel modularized photovoltaic inverter, which belongs to the field of photovoltaic inverters and comprises an inverter body, wherein a heat dissipation cover is fixed on one side of the inverter body, a heat dissipation fan is installed on the inner side of the heat dissipation cover through a mounting frame, a plurality of ventilation grooves are formed in one side, away from the inverter body, of the heat dissipation cover, shielding plates which are the same in number as the ventilation grooves and correspond to the ventilation grooves in position are rotatably connected to the inner side of the heat dissipation cover, the shielding plates are used for plugging the ventilation grooves, a driving mechanism is further installed on the inner side of the heat dissipation cover and used for rotating the shielding plates, the driving mechanism comprises a rotating disc, the rotating disc is fixed on one side, away from the inverter body, of the heat dissipation fan, and first clamping teeth are uniformly arranged on the outer side of the rotating disc. It can realize when not dispelling the heat, can carry out the shutoff to the ventilation groove, reduces impurity such as dust and carries out the inboard to the dc-to-ac converter body to guarantee the life of dc-to-ac converter body.
Description
Technical Field
The utility model relates to the field of photovoltaic inverters, in particular to a novel modularized photovoltaic inverter.
Background
Due to the fact that the photovoltaic grid-connected inverter is high in work load and long in operation time, abnormal power supply phenomena can occur. If the abnormal condition cannot be timely and effectively known, the loss and even damage of the inverter device can be caused;
based on this, the modularized photovoltaic inverter provided by the publication number CN203224757U can well collect all relevant information of all power modules, and is used as a basis for subsequent data processing, and in addition, the monitoring system is provided with an RS485 module with an RS485 interface and an RJ45 network module with an RJ45 network interface, and is suitable for cluster network monitoring of multiple inverters;
however, the above-mentioned device and the existing device have a problem that if the inside of the inverter body is overheated, the heat dissipation can be performed by the fan, however, when the heat dissipation is not performed, the existing device cannot seal the through hole, and then some dust and the like enter the inside of the inverter body along with the through hole, which affects the normal use of the inverter body, and even reduces the service life of the inverter body.
SUMMERY OF THE UTILITY MODEL
1. Technical problem to be solved
Aiming at the problems in the prior art, the utility model aims to provide a novel modularized photovoltaic inverter, which can realize the purpose that when heat dissipation is not performed, a ventilation groove can be blocked, impurities such as dust and the like are reduced to reach the inner side of an inverter body, so that the inverter body is normally used, and the service life of the inverter body is ensured.
2. Technical scheme
In order to solve the above problems, the present invention adopts the following technical solutions.
A novel modularized photovoltaic inverter comprises an inverter body, wherein a heat dissipation cover is fixed on one side of the inverter body, a heat dissipation fan is installed on the inner side of the heat dissipation cover through a mounting frame, a plurality of ventilation grooves are formed in one side, away from the inverter body, of the heat dissipation cover, shielding plates which are the same in number and correspond to the ventilation grooves in position are rotatably connected to the inner side of the heat dissipation cover, and the shielding plates are used for blocking the ventilation grooves;
and a driving mechanism is further installed on the inner side of the heat dissipation cover and used for rotating the shielding plate.
Furthermore, the driving mechanism comprises a rotating disc, the rotating disc is fixed on one side of the cooling fan, which is far away from the inverter body, first clamping teeth are uniformly arranged on the outer side of the rotating disc, and second clamping teeth corresponding to the first clamping teeth are fixed on one side of the shielding plate, which is close to the rotating disc;
the inboard of heat exchanger that looses is fixed with the fixed plate that ventilation groove quantity is the same, and every the fixed plate sets up respectively in every the same one side of shielding plate, every the opposite side of shielding plate is provided with folding circle, just folding circle with fixed plate fixed connection.
Furthermore, the inside in ventilation groove all is fixed with pre-filtration net, every one side of shielding plate just is located border position department and all is provided with a cleaning sheet, and every the cleaning sheet with every pre-filtration net contacts.
Furthermore, an inclined plane is arranged on one side, close to each other, of each of the first clamping teeth and the second clamping teeth.
Furthermore, the shielding plate is close to one side of the folding ring and is positioned on the inner side of the folding ring, and a guide rod is fixed on the shielding plate and is in sliding connection with the fixing plate.
Furthermore, the guide rod is bent, and the bending degree of the guide rod is consistent with the rotation degree of the shielding plate.
3. Advantageous effects
Compared with the prior art, the utility model has the advantages that:
this scheme is through radiator fan's rotation, drives the shielding plate and rotates, dispels the heat to the dc-to-ac converter body, and when radiator fan stopped, the shielding plate resets through the setting of folding circle, carries out the shutoff to the ventilation groove to make the dc-to-ac converter body when not dispelling the heat, can carry out the shutoff to the ventilation groove, reduce impurity such as dust and carry out the inboard to the dc-to-ac converter body, make the normal use of dc-to-ac converter body, thereby guarantee the life of dc-to-ac converter body.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the heat dissipation cover, the heat dissipation fan and the mounting bracket of the present invention;
FIG. 3 is a schematic structural view of the heat dissipation fan, the shielding plate and the pre-filtering net according to the present invention;
FIG. 4 is a schematic view of the structure between the first latch and the second latch of the present invention;
FIG. 5 is a schematic view of the structure between the folding ring, the ventilation slot and the shielding plate;
figure 6 is a schematic view of the structure between the cleaning sheet, the ventilation slot and the pre-filter.
The reference numbers in the figures illustrate:
1. an inverter body; 2. a heat dissipation cover; 3. a heat radiation fan; 4. a ventilation slot; 5. a shielding plate; 6. rotating the disc; 7. a first latch; 8. a second latch; 9. a fixing plate; 10. a folding ring; 11. a guide bar; 12. pre-filtering the net; 13. a cleaning sheet; 14. and (7) mounting frames.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.
Example (b):
referring to fig. 1-6, a novel modularized photovoltaic inverter comprises an inverter body 1, a heat dissipation cover 2 is fixed on one side of the inverter body 1, a heat dissipation fan 3 is installed on the inner side of the heat dissipation cover 2 through a mounting frame 14, a plurality of ventilation slots 4 are formed in one side, away from the inverter body 1, of the heat dissipation cover 2, shielding plates 5 are rotatably connected to the inner side of the heat dissipation cover 2, the number of the shielding plates 5 is the same as that of the ventilation slots 4, and the positions of the shielding plates 5 correspond to those of the ventilation slots 4, and the ventilation slots 4 are blocked by the shielding plates 5;
the inside of the heat dissipation cover 2 is also provided with a driving mechanism, and the driving mechanism is used for rotating the shielding plate 5.
Referring to fig. 2 and 3, the driving mechanism includes a rotating disc 6, the rotating disc 6 is fixed on one side of the cooling fan 3 away from the inverter body 1, first latches 7 are uniformly arranged on the outer side of the rotating disc 6, and second latches 8 corresponding to the first latches 7 are fixed on one side of the shielding plate 5 close to the rotating disc 6;
the fixed plates 9 with the same number as the ventilation grooves 4 are fixed on the inner side of the heat dissipation cover 2, each fixed plate 9 is respectively arranged on the same side of each shielding plate 5, the other side of each shielding plate 5 is provided with a folding ring 10, the folding ring 10 is fixedly connected with the fixed plate 9, when the heat dissipation fan 3 rotates, the rotating disc 6 and the first latch 7 are driven to rotate, the second latch 8 and the shielding plate 5 are driven to rotate through the friction force between the first latch 7 and the second latch 8, when the shielding plate 5 rotates, the folding ring 10 is compressed, when the folding ring 10 is compressed to an extreme state, the shielding plate 5 stops rotating, the ventilation grooves 4 cannot be blocked, the first latch 7 and the second latch 8 are arranged through inclined planes, so that the first latch 7 can be arranged on the inner side of the second latch 8, when the heat dissipation fan 3 stops, the shielding plate 5 automatically rotates and resets through the arrangement of the folding ring 10, the vent grooves 4 are closed, and the folded ring 10 is made of an elastic material and can exert a pushing force to the outside when compressed.
Referring to fig. 6, the inside of ventilation slot 4 all is fixed with prefiltering net 12, one side of every shielding plate 5 and be located the border position department and all be provided with a cleaning sheet 13, and every cleaning sheet 13 contacts with every prefiltering net 12, through the setting of prefiltering net 12, make prefiltering net 12 can prefilter dust of big granule etc. when radiator fan 3 rotates, drive shielding plate 5 and rotate, when shielding plate 5 rotates, drive cleaning sheet 13 and rotate, thereby preclean prefiltering net 12 through cleaning sheet 13.
Referring to fig. 4, one side of the first latch 7 close to the second latch 8 is provided with an inclined plane, and through the arrangement, when the first latch 7 rotates, the second latch 8 is driven to rotate through friction force, so that the second latch 8 rotates along with the first latch 7, after the second latch 8 rotates to a specific position, the second latch 8 stops rotating, the first latch 7 rotates by itself through the arrangement of the inclined plane, and the first latch 7 and the second latch 8 are made of rubber.
Referring to fig. 5, a guide rod 11 is fixed on one side of the shielding plate 5 close to the folding ring 10 and on the inner side of the folding ring 10, and the guide rod 11 is slidably connected with the fixing plate 9, so that the folding ring 10 does not bend towards two sides when being compressed by the guide rod 11.
Referring to fig. 5, the guide rod 11 is bent, and the bending degree of the guide rod 11 is consistent with the rotation degree of the shielding plate 5, so that the shielding plate 5 rotates to drive the guide rod 11 to rotate along with the rotation, thereby preventing the guide rod 11 from being clamped with the fixing plate 9 during rotation.
The working principle is as follows: when a user uses the device, when heat dissipation needs to be performed on the inverter body 1, the heat dissipation fan 3 is started, so that the heat dissipation fan 3 rotates, when the heat dissipation fan 3 rotates, the rotating disc 6 and the first latch 7 are driven to rotate, the second latch 8 and the shielding plate 5 are driven to rotate through friction force between the first latch 7 and the second latch 8, when the shielding plate 5 rotates, the folding ring 10 is compressed, when the folding ring 10 is compressed to an extreme state, the shielding plate 5 stops rotating, the ventilation groove 4 cannot be blocked, and the first latch 7 and the second latch 8 enable the first latch 7 to rotate on the inner side of the second latch 8 through the arrangement of the inclined plane, so that heat dissipation processing is performed on the inner side of the inverter body 1;
when heat dissipation is not required, the heat dissipation fan 3 is stopped, the shielding plate 5 is reset by the folding ring 10, and the ventilation groove 4 is blocked, so that dust is prevented from entering the inside of the inverter body 1.
The foregoing is only a preferred embodiment of the present invention; the scope of the utility model is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by the equivalent or modified embodiments and the modified concepts of the present invention.
Claims (6)
1. A novel modular photovoltaic inverter, comprising an inverter body (1), characterized in that: a heat dissipation cover (2) is fixed on one side of the inverter body (1), a heat dissipation fan (3) is mounted on the inner side of the heat dissipation cover (2) through a mounting frame (14), a plurality of ventilation grooves (4) are formed in one side, away from the inverter body (1), of the heat dissipation cover (2), shielding plates (5) which are the same in number as the ventilation grooves (4) and correspond to the ventilation grooves in position are rotatably connected to the inner side of the heat dissipation cover (2), and the shielding plates (5) are used for blocking the ventilation grooves (4);
and a driving mechanism is further installed on the inner side of the heat dissipation cover (2), and the driving mechanism is used for rotating the shielding plate (5).
2. The novel modular photovoltaic inverter of claim 1, wherein: the driving mechanism comprises a rotating disc (6), the rotating disc (6) is fixed on one side, away from the inverter body (1), of the cooling fan (3), first clamping teeth (7) are uniformly arranged on the outer side of the rotating disc (6), and second clamping teeth (8) corresponding to the first clamping teeth (7) are fixed on one side, close to the rotating disc (6), of the shielding plate (5);
the inboard of heat exchanger (2) is fixed with ventilation groove (4) quantity the same fixed plate (9), and every fixed plate (9) set up respectively in every same one side of shielding plate (5), every the opposite side of shielding plate (5) is provided with folding circle (10), just folding circle (10) with fixed plate (9) fixed connection.
3. The novel modular photovoltaic inverter of claim 2, wherein: the inside of ventilation groove (4) all is fixed with prefiltration net (12), every one side of shielding plate (5) just is located marginal position department and all is provided with one cleaning sheet (13), and every cleaning sheet (13) and every prefiltration net (12) contact.
4. The novel modular photovoltaic inverter of claim 2, wherein: and an inclined plane is arranged on one side of the first clamping tooth (7) close to one side of the second clamping tooth (8).
5. The novel modular photovoltaic inverter of claim 2, wherein: the shielding plate (5) is close to one side of the folding ring (10) and is positioned on the inner side of the folding ring (10), a guide rod (11) is fixed, and the guide rod (11) is in sliding connection with the fixing plate (9).
6. The novel modular photovoltaic inverter of claim 5, wherein: the guide rod (11) is bent, and the bending degree of the guide rod (11) is consistent with the rotation degree of the shielding plate (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220687397.6U CN216982407U (en) | 2022-03-28 | 2022-03-28 | Novel modularization photovoltaic inverter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220687397.6U CN216982407U (en) | 2022-03-28 | 2022-03-28 | Novel modularization photovoltaic inverter |
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| Publication Number | Publication Date |
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| CN216982407U true CN216982407U (en) | 2022-07-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202220687397.6U Active CN216982407U (en) | 2022-03-28 | 2022-03-28 | Novel modularization photovoltaic inverter |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117118323A (en) * | 2023-08-31 | 2023-11-24 | 南通索能新能源科技有限公司 | Solar inversion system |
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2022
- 2022-03-28 CN CN202220687397.6U patent/CN216982407U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117118323A (en) * | 2023-08-31 | 2023-11-24 | 南通索能新能源科技有限公司 | Solar inversion system |
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