CN217545606U - Special case of distributing type photovoltaic grid-connected - Google Patents
Special case of distributing type photovoltaic grid-connected Download PDFInfo
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- CN217545606U CN217545606U CN202220614430.2U CN202220614430U CN217545606U CN 217545606 U CN217545606 U CN 217545606U CN 202220614430 U CN202220614430 U CN 202220614430U CN 217545606 U CN217545606 U CN 217545606U
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- box
- box body
- dust
- rear frame
- grid
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- 239000000428 dust Substances 0.000 claims abstract description 45
- 239000002826 coolant Substances 0.000 claims abstract description 9
- 239000007788 liquid Substances 0.000 claims abstract description 8
- 238000004140 cleaning Methods 0.000 claims description 10
- 238000009434 installation Methods 0.000 claims description 5
- 238000001914 filtration Methods 0.000 claims description 4
- 238000001816 cooling Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 5
- 210000005056 cell body Anatomy 0.000 abstract 2
- 239000003570 air Substances 0.000 description 11
- 238000010248 power generation Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 6
- 239000000110 cooling liquid Substances 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 3
- 239000012080 ambient air Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000001012 protector Effects 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
Images
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model discloses a distributing type photovoltaic special case that is incorporated into power networks, the power distribution box comprises a box body, the inside fixed mounting in box rear side has the rear frame, and the cell body has all been seted up to the inside both sides of rear frame to the inside reciprocal lead screw of installing all rotates of cell body, and reciprocal lead screw top is rotated and is run through the rear frame, and outer wall fixed mounting has band pulley one. The utility model discloses during the cooling, through the external controller simultaneous start pump body and fan, the pump body starts the back and arranges the inside coolant liquid of coolant liquid incasement portion inside the coil pipe through the pump body to carry out cooling treatment with the temperature of box inside. The utility model discloses during the dust removal, two drive connecting bands of pivoted band pulleys remove, and the connecting band of removal drives a band pulley and rotates to it is rotatory to drive reciprocal lead screw, and a motor rotates the back and drives clean pole and rotate, thereby makes clean pole through reciprocal lead screw along the rotation when the dirt filtrating net reciprocates, and then dirt filtrating screen surface's dust, reaches the effect of clean dust.
Description
Technical Field
The utility model relates to a photovoltaic power generation technical field specifically is a special case of distributing type photovoltaic grid-connected.
Background
The distributed photovoltaic power generation is particularly characterized in that the distributed photovoltaic power generation facility is built near a user site, the operation mode is characterized in that the user side automatically uses the power, the surplus electric quantity is on the internet, and the balance adjustment is carried out on a power distribution system. The distributed photovoltaic power generation follows the principles of local conditions, cleanness, high efficiency, scattered layout and near utilization, fully utilizes local solar energy resources, and replaces and reduces fossil energy consumption.
The distributed photovoltaic power generation refers in particular to a distributed power generation system which directly converts solar energy into electric energy by adopting photovoltaic modules. The novel photovoltaic power station is a novel power generation and energy comprehensive utilization mode with wide development prospect, advocates the principles of near power generation, near grid connection, near conversion and near use, can effectively improve the generated energy of the photovoltaic power station with the same scale, and effectively solves the problem of loss of electric power in boosting and long-distance transportation.
The distributed photovoltaic power generation system which is most widely applied is a photovoltaic power generation project built on the roof of an urban building. Such projects must be connected to the public power grid, together with the public power grid, to supply power to nearby users.
Most of the existing distribution boxes are of welded structures, namely, sheet metal parts are simply cut, bent, perforated and then welded; the traditional distribution box is composed of a low-voltage apparatus, a fuse, an alternating current contactor, a residual current operated protector, a capacitor, a meter and the like, and is provided with a heat dissipation device such as a shutter or a fan, and during use, the upper limit of the ambient air temperature is required to be not more than 40 ℃, and the average value of the ambient air temperature 17h is not more than 35 ℃.
The Chinese patent discloses a distributed photovoltaic grid-connected special box (No. CN 213660973U), which is applied to distribution boxes in high-temperature environments in actual use, the air temperature around the box body exceeds an upper limit value, and the distribution box can generate heat in use, so that the temperature of the box body is higher, and even greatly exceeds the working temperature specified by a low-voltage electrical appliance in the distribution box. Therefore, the problem of serious accidents such as fire disasters and the like is more likely to be caused.
However, in the prior art, the outside air is pumped into the box body to achieve the cooling effect, and dust in the air is discharged into the box body while the air is pumped, so that dust is collected in the box body, and short circuit and other situations are caused by electronic elements in the box body.
Therefore, the utility model provides a special case of distributing type photovoltaic grid-connected to solve the problem that proposes in the above-mentioned background art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a special case of distributing type photovoltaic grid-connected to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a distributed special photovoltaic grid-connected box comprises a box body, wherein a rear frame is fixedly arranged inside the rear side of the box body, two sides inside the rear frame are respectively provided with a groove body, reciprocating screws are rotatably arranged inside the groove bodies, the top ends of the reciprocating screws rotatably penetrate through the rear frame, and a first belt wheel is fixedly arranged on the outer wall of the reciprocating screws;
a connecting belt is wound on the inner side of the first belt wheel, a second belt wheel is wound on one end of the connecting belt, a second motor is connected to the top of the second belt wheel, a screw block is sleeved on the outer side of the reciprocating screw rod, a first motor is installed in the side wall of the screw block, and the output end of the first motor is connected with a cleaning rod;
the dust filter is installed to clean pole one side, and clean pole opposite side is equipped with and keeps off the net, keeps off the net and installs in the back frame lateral wall, dust filter one side is equipped with the coil pipe, and coil pipe one end is connected with the coolant liquid case, and the coil pipe other end is connected with the pump body, and the pump body is located the coolant liquid incasement portion.
Preferably: and a plurality of fans are arranged on one side of the dust filtering net and are positioned inside the box body and are arranged in the side wall of the rear frame.
Preferably: the box body front side is equipped with the chamber door, and the chamber door rotates to be installed at the box lateral wall.
Preferably: an air outlet is formed in the wall of the bottom of the box body, a mounting plate is mounted on the inner side of the box body, and a supporting seat is mounted at the bottom of the box body.
Preferably: a plurality of moving grooves are formed in the inner side of the box body, and moving plates are arranged on the inner sides of the moving grooves in a sliding mode.
Preferably: the moving plate is fixed on the side wall of the mounting plate, screw holes are formed in the moving plate and the side wall of the moving groove, and bolts are arranged in the screw holes of the moving plate.
Preferably: the bottom of the rear frame is provided with a groove and connected with a dust collector, and the bottom of the dust collector is connected with a dust storage box.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses during the cooling, through external controller simultaneous start pump body and fan, the pump body starts the back and with the inside coolant liquid of coolant liquid incasement portion through the pump body inside the coil pipe of arranging to carry out cooling treatment with near the air of coil pipe, and inside the fan starts the back through the dust filter net, keep off the net and take out external air into the box, thereby carry out cooling treatment with the inside temperature of box.
2. The utility model discloses during the dust removal, through external controller starter motor two, motor one, rotate and drive band pulley two after the motor two starts and rotate, two drive connecting bands of pivoted band pulley remove, the connecting band of removal drives band pulley one and rotates to it is rotatory to drive reciprocal lead screw, and motor one drives clean pole after rotating and rotates, thereby makes clean pole through reciprocal lead screw rotation when reciprocating along the dust screen reciprocates, and then dust screen surface filtration's dust reaches the effect of clean dust.
Drawings
Fig. 1 is a schematic perspective view of a distributed photovoltaic grid-connected dedicated box provided in embodiment 1 of the present application.
Fig. 2 is a schematic structural diagram of a reciprocating screw rod in a distributed photovoltaic grid-connected dedicated box provided in embodiment 1 of the present application.
Fig. 3 is a schematic structural diagram of a pump body in a distributed photovoltaic grid-connected dedicated box provided in embodiment 1 of the present application.
Fig. 4 is a schematic structural diagram of an installation plate in a distributed photovoltaic grid-connected dedicated box provided in embodiment 1 of the present application.
Fig. 5 is a schematic structural diagram of a position a in a distributed photovoltaic grid-connected dedicated box provided in embodiment 1 of the present application.
Fig. 6 is a schematic structural diagram of a moving slot in a distributed box dedicated for grid-connected photovoltaic provided in embodiment 2 of the present application.
Fig. 7 is a schematic structural diagram of a distributed type photovoltaic grid-connected dedicated box dust collector provided in embodiment 2 of the present application.
In the figure:
1. a box body; 2. a rear frame; 3. a reciprocating screw rod; 4. blocking a net; 5. a screw block; 6. a first motor; 7. cleaning the rod; 8. a dust filter screen; 9. a first belt wheel;
10. a connecting belt; 11. a second belt wheel; 12. a second motor; 13. a coil pipe; 14. a coolant tank; 15. a pump body; 16. a fan; 17. a box door; 18. an air outlet; 19. mounting a plate;
20. a supporting seat;
21. moving the groove; 22. moving the plate; 23. a screw hole; 24. a bolt; 25. a vacuum cleaner; 26. a dust storage box.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1:
referring to fig. 1 to 5, in an embodiment of the present invention, a distributed special photovoltaic grid-connected box includes a box body 1, a rear frame 2 is fixedly installed inside a rear side of the box body 1, two sides inside the rear frame 2 are both provided with a groove body, a reciprocating screw rod 3 is rotatably installed inside the groove body, a top end of the reciprocating screw rod 3 rotatably penetrates through the rear frame 2, and a first belt pulley 9 is fixedly installed on an outer wall of the reciprocating screw rod 3;
a connecting belt 10 is wound on the inner side of the first belt wheel 9, a second belt wheel 11 is wound on one end of the connecting belt 10, a second motor 12 is connected to the top of the second belt wheel 11, a screw block 5 is sleeved on the outer side of the reciprocating screw rod 3, a first motor 6 is installed in the side wall of the screw block 5, and the output end of the first motor 6 is connected with a cleaning rod 7;
a dust filter screen 8 is arranged on one side of the cleaning rod 7, a blocking screen 4 is arranged on the other side of the cleaning rod 7, the blocking screen 4 is arranged in the side wall of the rear frame 2, a coil pipe 13 is arranged on one side of the dust filter screen 8, one end of the coil pipe 13 is connected with a cooling liquid tank 14, the other end of the coil pipe 13 is connected with a pump body 15, and the pump body 15 is positioned in the cooling liquid tank 14;
a plurality of fans 16 are arranged on one side of the dust filtering net 8, and the fans 16 are all positioned in the box body 1 and are arranged in the side wall of the rear frame 2;
a box door 17 is arranged on the front side of the box body 1, and the box door 17 is rotatably arranged on the side wall of the box body 1;
an air outlet 18 is formed in the bottom wall of the box body 1, an installation plate 19 is installed on the inner side of the box body 1, and a support seat 20 is installed at the bottom of the box body 1;
the device needs to be connected with an external controller for overall control;
during cooling, the pump body 15 and the fan 16 are started simultaneously through the external controller, after the pump body 15 is started, cooling liquid in the cooling liquid tank 14 is discharged into the coil pipe 13 through the pump body 15, so that air near the coil pipe 13 is cooled, and after the fan 16 is started, outside air is pumped into the box body 1 through the dust filter 8 and the baffle net 4, so that the temperature in the box body 1 is cooled;
during dust removal, the motor II 12 and the motor I6 are started through the external controller, the motor II 12 rotates after being started and drives the belt wheel II 11 to rotate, the rotating belt wheel II 11 drives the connecting belt 10 to move, the moving connecting belt 10 drives the belt wheel I9 to rotate, so that the reciprocating screw rod 3 is driven to rotate, the motor I6 drives the cleaning rod 7 to rotate after rotating, the cleaning rod 7 rotates while moving up and down along the dust filter net 8 through the reciprocating screw rod 3, and dust filtered on the surface of the dust filter net 8 further achieves the effect of cleaning the dust;
example 2:
referring to fig. 6 to 7, in the embodiment of the present invention, as a further improvement of the previous embodiment, a plurality of moving grooves 21 are formed in the inner side of the box body 1, and a moving plate 22 is slidably disposed in the inner side of the moving grooves 21;
the moving plate 22 is fixed on the side wall of the mounting plate 19, screw holes 23 are formed in the side walls of the moving plate 22 and the moving groove 21, and bolts 24 are arranged in the screw holes 23 of the moving plate 22;
the bottom of the rear frame 2 is provided with a groove and is connected with a dust collector 25, and the bottom of the dust collector 25 is connected with a dust storage box 26;
when the dust collector is adjusted and installed, the installation plate 19 is moved along the inner side of the moving groove 21 through the moving plate 22, the screw hole 23 is installed through the bolt 24, then installation and positioning are conducted, the cleaned dust passes through the external controller to start the dust collector 25, the cleaned dust floating after the dust collector 25 is started is stored in the dust storage box 26 through the dust collector 25, and the cleaning effect is achieved.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. The distributed special photovoltaic grid-connected box comprises a box body (1) and is characterized in that a rear frame (2) is fixedly installed inside the rear side of the box body (1), two sides inside the rear frame (2) are respectively provided with a groove body, reciprocating screws (3) are rotatably installed inside the groove bodies, the top ends of the reciprocating screws (3) rotatably penetrate through the rear frame (2), and belt wheels I (9) are fixedly installed on the outer wall of the reciprocating screws;
a connecting belt (10) is wound on the inner side of the first belt wheel (9), a second belt wheel (11) is wound on one end of the connecting belt (10), a second motor (12) is connected to the top of the second belt wheel (11), a first motor (6) is installed in the side wall of the first screw block (5) in a sleeved mode outside the reciprocating screw rod (3), and the output end of the first motor (6) is connected with a cleaning rod (7);
dust filter net (8) are installed to clean pole (7) one side, and clean pole (7) opposite side is equipped with and keeps off net (4), keeps off net (4) and installs in back frame (2) lateral wall, dust filter net (8) one side is equipped with coil pipe (13), and coil pipe (13) one end is connected with coolant liquid case (14), and the coil pipe (13) other end is connected with the pump body (15), and the pump body (15) are located inside coolant liquid case (14).
2. The distributed special box for grid-connected photovoltaic system according to claim 1, wherein a plurality of fans (16) are arranged on one side of the dust filtering net (8), and the plurality of fans (16) are all located inside the box body (1) and installed inside the side wall of the rear frame (2).
3. The distributed photovoltaic grid-connected dedicated box according to claim 1, wherein a box door (17) is arranged on the front side of the box body (1), and the box door (17) is rotatably installed on the side wall of the box body (1).
4. The distributed type special box for grid-connected photovoltaic system according to claim 1, wherein an air outlet (18) is formed in the bottom wall of the box body (1), an installation plate (19) is installed on the inner side of the box body (1), and a support seat (20) is installed at the bottom of the box body (1).
5. The distributed type special box for the grid-connected photovoltaic system according to claim 1, wherein a plurality of moving grooves (21) are formed in the inner side of the box body (1), and moving plates (22) are slidably arranged on the inner sides of the moving grooves (21).
6. The distributed special box for grid connection of photovoltaic cells according to claim 5, wherein the moving plate (22) is fixed on the side wall of the mounting plate (19), the side walls of the moving plate (22) and the moving groove (21) are both provided with screw holes (23), and bolts (24) are arranged in the screw holes (23) of the moving plate (22).
7. The distributed special box for grid-connected PV according to claim 1, wherein the bottom of the rear frame (2) is grooved and connected with a dust collector (25), and the bottom of the dust collector (25) is connected with a dust storage box (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220614430.2U CN217545606U (en) | 2022-03-21 | 2022-03-21 | Special case of distributing type photovoltaic grid-connected |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220614430.2U CN217545606U (en) | 2022-03-21 | 2022-03-21 | Special case of distributing type photovoltaic grid-connected |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217545606U true CN217545606U (en) | 2022-10-04 |
Family
ID=83427417
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220614430.2U Expired - Fee Related CN217545606U (en) | 2022-03-21 | 2022-03-21 | Special case of distributing type photovoltaic grid-connected |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217545606U (en) |
-
2022
- 2022-03-21 CN CN202220614430.2U patent/CN217545606U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20221004 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |