CN211063571U - Photovoltaic grid-connected inverter waterproofing mechanism - Google Patents
Photovoltaic grid-connected inverter waterproofing mechanism Download PDFInfo
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- CN211063571U CN211063571U CN202020015292.7U CN202020015292U CN211063571U CN 211063571 U CN211063571 U CN 211063571U CN 202020015292 U CN202020015292 U CN 202020015292U CN 211063571 U CN211063571 U CN 211063571U
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- Prior art keywords
- connected inverter
- photovoltaic grid
- thermovent
- waterproofing mechanism
- folding plate
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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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 discloses a photovoltaic grid-connected inverter waterproofing mechanism, including two blocks of curb plates of roof, integrated into one piece at the casing top thermovent both sides and be located two folding plates between the curb plate of integrated into one piece on the casing, the roof is located the top that the thermovent one side was seted up to the casing, the folding plate includes polylith end to end articulated cell board together, the top of folding plate articulates the bottom at the roof, the bottom of folding plate articulates on the fly leaf, the folding plate shelters from the outside at the thermovent. The utility model relates to a photovoltaic grid-connected inverter waterproofing mechanism, through set up the folded sheet in one side of thermovent, when raining, the folded sheet can effectively avoid rainwater to enter into photovoltaic grid-connected inverter from the thermovent inside, plays good waterproof effect, and then influences the life of photovoltaic grid-connected inverter; meanwhile, the folding plate is folded in sunny days, so that the folding plate can be prevented from blocking heat dissipation at the heat dissipation opening.
Description
Technical Field
The utility model relates to a photovoltaic power generation technical field, in particular to photovoltaic grid-connected inverter waterproofing mechanism.
Background
The grid-connected photovoltaic power generation system is connected with a power grid and transmits power to the power grid. The photovoltaic grid-connected inverter is an important component of a photovoltaic grid-connected power generation system and is used for converting direct current from a solar panel into alternating current so as to output sinusoidal alternating current with the same frequency and phase as the voltage of a power grid to the power grid.
At present, powerful photovoltaic grid-connected inverter needs very big embedment inductance to carry out the filtering action usually, but embedment inductance calorific capacity is very big often, and a lot of photovoltaic enterprises do not carry out fine heat dissipation, will influence photovoltaic grid-connected inverter's life when the live time is longer to and the performance of machine, for example: after long-term use, the influence of the wave form can cause the possibility of explosion, and therefore, the existing photovoltaic grid-connected inverter can be provided with a heat dissipation port on a shell for heat dissipation so as to ensure the efficiency and the service life of the photovoltaic grid-connected inverter. However, in the actual use process, some photovoltaic grid-connected inverters need to be used outdoors, and in rainy days, rainwater easily enters the interior of the photovoltaic grid-connected inverter from the heat dissipation port, so that the service life of electronic components in the photovoltaic grid-connected inverter is influenced.
Therefore, the photovoltaic grid-connected inverter waterproof mechanism has the advantages that the good waterproof effect is achieved on the premise that the heat dissipation function is not affected, and rainwater is effectively prevented from entering the photovoltaic grid-connected inverter.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main aim at provides a photovoltaic grid-connected inverter waterproofing mechanism can effectively solve the problem in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a photovoltaic grid-connected inverter waterproofing mechanism, includes two blocks of curb plates of integrated into one piece thermovent both sides and be located the folded sheet between two blocks of curb plates on the roof at casing top, integrated into one piece on the casing, the roof is located the top that the thermovent one side was seted up to the casing, the folded sheet includes the articulated unit board of the slope together of polylith end to end, and hinge structure between two adjacent unit boards is the articulated shaft, the top of folded sheet articulates the bottom at the roof, the bottom of folded sheet articulates on the fly leaf, the folded sheet shelters from the outside at the thermovent.
Preferably, the movable plate comprises a frame body, thread sleeves located at two ends of the frame body, and clamping grooves integrally formed between the frame body and the thread sleeves.
Preferably, the clamping groove is clamped on the side plate and matched with the side plate.
Preferably, a waterproof breathable film is fixed on the frame body.
Preferably, the thread sleeve is sleeved on the screw rod in a threaded manner, one end of the screw rod is connected with the top plate through a bearing, the other end of the screw rod is connected with the mounting block through a bearing, and the mounting block is fixed on the outer wall of the shell.
Preferably, the lead screw symmetry is provided with two, and two lead screws are located the curb plate respectively and keep away from one side of thermovent, the top of lead screw is passed through drive assembly and is connected with motor drive, drive assembly includes the suit at the lead screw top from the driving wheel, suit at the epaxial action wheel of motor output and suit at the action wheel and from the hold-in range on the driving wheel.
Preferably, the motor is fixedly installed in the protective cover on one side of the top of the shell through screws.
Compared with the prior art, the utility model discloses following beneficial effect has: according to the photovoltaic grid-connected inverter waterproof mechanism, the folding plate is arranged on one side of the heat dissipation opening, so that rainwater can be effectively prevented from entering the photovoltaic grid-connected inverter from the heat dissipation opening when raining, a good waterproof effect is achieved, and the service life of the photovoltaic grid-connected inverter is further influenced; meanwhile, the folding plate is folded in sunny days, so that the folding plate can be prevented from blocking heat dissipation at the heat dissipation opening;
through the arrangement of the screw rod, the folding plate can be driven to unfold or contract and fold under the action of the screw thread between the screw rod and the screw sleeve, and the operation is simple and convenient;
due to the arrangement of the side plates, protection can be performed from two sides of the heat dissipation port, rainwater is prevented from entering the photovoltaic grid-connected inverter from two sides, and the waterproof effect is good;
through the arrangement of the waterproof breathable film, as the waterproof breathable film has the characteristics of water resistance and breathability, a water source can be prevented from entering the photovoltaic grid-connected inverter, electronic elements in the photovoltaic grid-connected inverter are prevented from being damaged, electric leakage is prevented, and the safety of the photovoltaic power generation grid-connected device is effectively improved;
through the setting of protection casing, open and contract folding motor to the control folded sheet and carry out rain-proof water protection, be favorable to prolonging the life of motor.
Drawings
Fig. 1 is a schematic diagram of a rain-proof state of a photovoltaic grid-connected inverter waterproofing mechanism according to the present invention;
fig. 2 is an appearance schematic diagram of a photovoltaic grid-connected inverter waterproofing mechanism according to the present invention;
fig. 3 is a schematic diagram of a side plate distribution of a photovoltaic grid-connected inverter waterproofing mechanism according to the present invention;
fig. 4 is a schematic view of a folding plate of a photovoltaic grid-connected inverter waterproofing mechanism according to the present invention;
fig. 5 is the utility model relates to a photovoltaic grid-connected inverter waterproofing mechanism's fly leaf schematic diagram.
In the figure: 1. a housing; 2. a top plate; 3. a side plate; 4. folding the board; 5. a movable plate; 6. a screw rod; 7. a transmission assembly; 8. a motor; 9. a protective cover; 10. a heat dissipation port; 11. mounting blocks; 12. a unit plate; 13. a frame body; 14. a waterproof breathable film; 15. sleeving the silk; 16. a clamping groove.
Detailed Description
For making the utility model discloses technical means, creation characteristic, achievement purpose and efficiency that realize easily understand to understand, combine fig. 1 to 5 below, explain further the utility model relates to a photovoltaic grid-connected inverter waterproofing mechanism's embodiment. The above-mentioned descriptions of the upper, lower, front, rear, top, bottom, etc. with respect to the orientation are not intended to limit the specific structure or usage of the present invention, but only to describe the relative position relationship for convenience of description. Specifically, the end where the top plate is located after the mechanism is assembled is the upper end, and the end where the mounting block is located is the lower end. The utility model relates to a photovoltaic grid-connected inverter waterproofing mechanism is not limited to the description of following embodiment.
Referring to fig. 1-5, a photovoltaic grid-connected inverter waterproofing mechanism, including roof 2, two blocks of curb plates 3 of integrated into one piece thermovent 10 both sides on casing 1 at casing 1 top, integrated into one piece and be located folding plate 4 between two blocks of curb plates 3, roof 2 is located casing 1 and has seted up the top of thermovent 10 one side, folding plate 4 includes polylith end to end articulated cell board 12 of slope together, and when the cell board 12 of slope made the rainwater beat on each cell board 12, the rainwater all can flow downwards along the cell board 12 of slope, and water-proof effects is good, and hinge structure between two adjacent cell boards 12 is the articulated shaft, the top of folding plate 4 articulates the bottom at roof 2, folding plate 4's bottom articulates on fly leaf 5, folding plate 4 shelters from the outside at thermovent 10.
By adopting the technical scheme, the folding plate 4 is arranged on one side of the heat dissipation port 10, so that when raining, rainwater can be effectively prevented from entering the photovoltaic grid-connected inverter from the heat dissipation port 10 by the folding plate 4, a good waterproof effect is achieved, and the service life of the photovoltaic grid-connected inverter is further influenced; meanwhile, the folding plate 4 is folded and retracted in sunny days, so that the folding plate 4 can be prevented from blocking heat dissipation at the heat dissipation port 10.
Referring to fig. 1 to 5, the movable plate 5 includes a frame 13, thread sleeves 15 at two ends of the frame 13, and a slot 16 integrally formed between the frame 13 and the thread sleeves 15.
Referring to fig. 1-5, the slot 16 is clamped on the side plate 3, and the slot 16 is matched with the side plate 3.
Through adopting above-mentioned technical scheme, through the setting of curb plate 3, can protect from the both sides of thermovent 10, avoid the rainwater to get into inside the grid-connected inverter of photovoltaic from both sides, water-proof effects is good.
Referring to fig. 5, a waterproof breathable film 14 is fixed to the frame 13.
Through adopting above-mentioned technical scheme, through the setting of waterproof ventilated membrane 14, because waterproof ventilated membrane 14 has waterproof and ventilative characteristics, can avoid the water source to get into inside the grid-connected inverter of photovoltaic, avoid damaging the inside electronic component of grid-connected inverter of photovoltaic, prevent the electric leakage, effectual promotion photovoltaic power generation is incorporated into the power networks the security of device.
Referring to fig. 1-5, the screw sleeve 15 is screwed on the screw rod 6, one end of the screw rod 6 is connected with the top plate 2 through a bearing, the other end of the screw rod 6 is connected with the mounting block 11 through a bearing, and the mounting block 11 is fixed on the outer wall of the shell 1.
Referring to fig. 1-3, the two screw rods 6 are symmetrically arranged, the two screw rods 6 are respectively located on one side of the side plate 3 away from the heat dissipation opening 10, the tops of the screw rods 6 are in transmission connection with a motor 8 through a transmission assembly 7, and the transmission assembly 7 comprises a driven wheel sleeved on the tops of the screw rods 6, a driving wheel sleeved on an output shaft of the motor 8, and a synchronous belt sleeved on the driving wheel and the driven wheel.
The inner side of the shell 1 is provided with a controller, the controller comprises a battery, a switch and a microprocessor which are electrically connected in sequence, the microprocessor adopts but is not limited to a 20-668 + 0003 type, the microprocessor is respectively and electrically connected with an operation panel, a humidity sensor and a motor 8, the humidity sensor adopts but is not limited to an MS-Z3 type, the humidity sensor monitors the environmental humidity in real time, the microprocessor judges whether the weather is rainy or not according to a humidity signal, the microprocessor controls the motor 8 to start to drive the folding plate 4 to unfold in rainy days, and reversely rotates the motor 8 to drive the folding plate 4 to retract and fold in sunny days.
Through adopting above-mentioned technical scheme, through the setting of lead screw 6, can drive folded sheet 4 through the screw thread effect between lead screw 6 and the silk cover 15 and expand or contract folding easy operation convenience.
Referring to fig. 1 to 3, the motor 8 is fixedly installed in a shield 9 at one side of the top of the housing 1 by screws.
Through adopting above-mentioned technical scheme, through the setting of protection casing 9, open and contract folding motor 8 to control folded sheet 4 and carry out rain-proof water protection, be favorable to prolonging motor 8's life.
It should be noted that, the utility model relates to a photovoltaic grid-connected inverter waterproof mechanism, when in use, in rainy days, the motor 8 is started to drive the driving wheel to rotate, the driving wheel drives the driven wheel to rotate through the synchronous belt, the driven wheel drives the screw rod 6 to rotate, under the action of the screw thread, the rotation of the screw rod 6 causes the screw sleeve 15 sleeved on the screw rod 6 to move downwards, and simultaneously when the screw sleeve 15 moves downwards, the frame body 13 and the folding plate 4 connected with the frame body 13 are driven to unfold downwards until the folding plate 4 completely covers the heat dissipation opening 10, at this time, because the movable plate 5 at the bottom of the folding plate 4 is provided with the waterproof breathable film 14, a closed waterproof space is enclosed among the waterproof breathable film 14, the folding plate 4, the side plate 3 and the top plate 2, the rainwater can be effectively prevented from entering the photovoltaic grid-connected inverter, and meanwhile, the waterproof breathable film 14 can ensure normal heat dissipation of the photovoltaic grid-connected inverter.
When the photovoltaic grid-connected inverter is used in a sunny day, the motor 8 rotates reversely to drive the driving wheel to rotate, the driving wheel drives the driven wheel to rotate through the synchronous belt, the driven wheel drives the screw rod 6 to rotate, the screw sleeve 15 moves upwards along the screw rod 6 under the action of the threads, the movable plate 5 continuously extrudes the folding plate 4 upwards in the upwards moving process, the folding plate 4 is stressed to contract upwards and is folded until the heat dissipation opening 10 is completely exposed, the heat dissipation opening 10 of the photovoltaic grid-connected inverter is not blocked, and heat dissipation can be achieved to the maximum extent.
Finally, it should be noted that: it should be understood that the above examples are only for clearly illustrating the present invention and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious changes and modifications may be made without departing from the scope of the present invention.
Claims (7)
1. The utility model provides a photovoltaic grid-connected inverter waterproofing mechanism which characterized in that: including roof (2), two blocks of curb plates (3) of integrated into one piece thermovent (10) both sides on casing (1), integrated into one piece and be located folded sheet (4) between two blocks of curb plates (3), roof (2) are located casing (1) and have seted up the top of thermovent (10) one side, folded sheet (4) include polylith end to end articulated unit board (12) of slope together, the top of folded sheet (4) articulates the bottom in roof (2), the bottom of folded sheet (4) articulates on fly leaf (5), folded sheet (4) shelter from the outside at thermovent (10).
2. The photovoltaic grid-connected inverter waterproofing mechanism according to claim 1, characterized in that: the movable plate (5) comprises a frame body (13), thread sleeves (15) located at two ends of the frame body (13) and clamping grooves (16) integrally formed between the frame body (13) and the thread sleeves (15).
3. The photovoltaic grid-connected inverter waterproofing mechanism according to claim 2, characterized in that: the clamping groove (16) is clamped on the side plate (3), and the clamping groove (16) is matched with the side plate (3).
4. The photovoltaic grid-connected inverter waterproofing mechanism according to claim 2, characterized in that: and a waterproof breathable film (14) is fixed on the frame body (13).
5. The photovoltaic grid-connected inverter waterproofing mechanism according to claim 2, characterized in that: the screw sleeve (15) is sleeved on the screw rod (6) in a threaded manner, one end of the screw rod (6) is connected with the top plate (2) through a bearing, the other end of the screw rod (6) is connected with the mounting block (11) through a bearing, and the mounting block (11) is fixed on the outer wall of the shell (1).
6. The photovoltaic grid-connected inverter waterproofing mechanism according to claim 5, characterized in that: lead screw (6) symmetry is provided with two, and two lead screws (6) are located curb plate (3) respectively and keep away from one side of thermovent (10), the top of lead screw (6) is passed through drive assembly (7) and is connected with motor (8) transmission, drive assembly (7) are including the suit at lead screw (6) top from driving wheel, suit at motor (8) output epaxial action wheel and suit at the action wheel and from the hold-in range on the driving wheel.
7. The photovoltaic grid-connected inverter waterproofing mechanism according to claim 6, characterized in that: the motor (8) is fixedly arranged in the protective cover (9) on one side of the top of the shell (1) through screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020015292.7U CN211063571U (en) | 2020-01-03 | 2020-01-03 | Photovoltaic grid-connected inverter waterproofing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020015292.7U CN211063571U (en) | 2020-01-03 | 2020-01-03 | Photovoltaic grid-connected inverter waterproofing mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211063571U true CN211063571U (en) | 2020-07-21 |
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ID=71595308
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020015292.7U Active CN211063571U (en) | 2020-01-03 | 2020-01-03 | Photovoltaic grid-connected inverter waterproofing mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211063571U (en) |
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2020
- 2020-01-03 CN CN202020015292.7U patent/CN211063571U/en active Active
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