CN115605003A - An energy-saving photovoltaic power cabinet - Google Patents

Abstract

The invention discloses an energy-saving photovoltaic power cabinet, which comprises a cabinet body, wherein a wire pipe is inserted into the top of the cabinet body in a penetrating manner, a shielding device is arranged at the top of the wire pipe, a power supply device is arranged at the bottom of the shielding device, a frame is arranged in the cabinet body, a shock absorber is arranged on the top surface of the frame, a cooling fan is arranged on the left side in the cabinet body, a partition plate is arranged in the frame, the frame is divided into a centralized control cabinet and a distributed power cabinet by the partition plate, a centralized control cabinet mounting plate, a power factor compensator, a local power capacitor and a remote control receiver are arranged in the centralized control cabinet, a distributed cabinet mounting plate and a tail end power capacitor are arranged in the distributed power cabinet, temperature control switches are arranged on the top surfaces in the centralized control cabinet and the distributed power cabinet, temperature sensors are arranged on the bottom surfaces of the temperature control switches, cooling fins are arranged on the left side and the right side of the cabinet body, and a dustproof assembly is arranged on the back surface of the cabinet body; according to the invention, the storage battery pack is arranged, and the solar panel can convert solar energy into electric energy and store the electric energy into the storage battery pack during the use process, so that electric energy is provided for the cooling fan set, and the purpose of saving electric energy is achieved.

Description

An energy-saving photovoltaic power cabinet

technical field

The invention relates to the technical field of power cabinets, in particular to an energy-saving photovoltaic power cabinet.

Background technique

As we all know, the photovoltaic power cabinet is one of the core driving forces of solar power generation. The power unit in the photovoltaic power cabinet will generate a lot of heat during operation. If the heat cannot be well conducted, the stability of the photovoltaic power cabinet will be affected. If it is affected, it will even affect the service life of the photovoltaic power cabinet. However, in order to prevent internal overheating, traditional power cabinets generally not only set cooling holes around the power cabinet, but also install cooling fans inside. However, if the cooling fan is turned on for a long time Fans consume a lot of power, resulting in wasted power. In view of the above defects, it is necessary to design an energy-saving photovoltaic power cabinet.

Contents of the invention

The purpose of the present invention is to provide an energy-saving photovoltaic power cabinet to solve the problems raised in the above-mentioned background technology.

In order to achieve the above object, the present invention provides the following technical solutions: an energy-saving photovoltaic power cabinet, including a cabinet body, the bottom of the cabinet body is installed on the base, the top of the cabinet body is inserted with a wired pipe, and the wire pipe A shielding device is provided on the top, a power supply device is provided at the bottom of the shielding device, a cabinet door is installed on the front of the cabinet, a frame is installed inside the cabinet, a shock absorber is installed on the top surface of the frame, and a shock absorber is installed on the left side of the cabinet A cooling fan, the frame is provided with a partition, the partition divides the frame into a centralized control cabinet and a decentralized power cabinet, and the centralized control cabinet is provided with a centralized control cabinet installation board, a power factor compensation instrument, a local power capacitor and a remote control The decentralized power cabinet is equipped with a distributed cabinet mounting plate and a terminal power capacitor. The left and right sides of the frame are provided with heat dissipation holes, and a filter is installed in the heat dissipation holes. The top of the centralized control cabinet and the distributed power cabinet The temperature control switch is installed on the surface, the temperature sensor is installed on the bottom of the temperature control switch, the heat sink is installed on the left and right sides of the cabinet, and the dustproof component is installed on the back of the cabinet.

Preferably, there are two heat dissipation fans, temperature control switches and temperature sensors, and the heat dissipation fans and temperature control switches are connected to each other through wires.

Preferably, there are several shock absorbers, the shock absorber includes a sleeve, a piston rod and a spring, one end of the sleeve is installed on the top surface of the frame, the piston rod is sleeved in the sleeve, and the piston A spring is sleeved on the shaft surface of the rod, and one end of the piston rod is installed on the inner wall of the cabinet.

Preferably, the dust-proof assembly includes a dust-proof board, a dust-proof net and vent holes, the dust-proof board is installed on the cabinet body, the dust-proof net is installed on the back of the dust-proof board, and a plurality of vent holes are opened on the front of the dust-proof board.

Preferably, the cabinet door is provided with an instrument and a display screen, a handle and control buttons are provided on the cabinet door, and an inlet pipe and an outlet pipe are arranged on the back of the cabinet.

Preferably, the shielding device includes a sunshade, the sunshade is herringbone, a plurality of support rods are fixedly connected to the bottom of the sunshade, the bottom of the support rods is slidingly sleeved with a sleeve, and the sleeve A fastening screw is inserted into the upper screw, and two positioning holes are opened on the support rod corresponding to the fastening screw along the up and down direction, and a pressure plate is connected between a plurality of the support rods.

Preferably, the power supply device includes two solar panels, the two solar panels are symmetrically installed on the top of the awning, and the bottom of the two solar panels is provided with a battery pack, and the battery pack is fixedly connected to the top of the cabinet , and the battery pack is connected to the two solar panels and the cooling fan through wires.

Compared with the prior art, an energy-saving photovoltaic power cabinet of the present invention is provided with a battery pack, and the solar panel can convert solar energy into electric energy and store it in the battery pack during use, so as to provide electric energy for the cooling fan group, thereby The purpose of saving electric energy is achieved; the present invention is provided with a shock absorber, and the cabinet is vibrated to generate a vibration force, which is transmitted to the shock absorber, so that the piston rod reciprocates in the sleeve, and the cushioning effect of the spring can be continuously Attenuate the vibration force brought by the vibration, so that the frame can quickly restore stability, thereby protecting the electrical components from damage due to vibration; the invention uses the local power capacitor and the terminal power capacitor to effectively switch the switching equivalents transmitted by the power factor compensation instrument respectively. , prompting the local power capacitors to be disconnected quickly to realize the reactive power compensation process, the structure is simple, and the practicability is strong.

Description of drawings

The accompanying drawings are used to provide a further understanding of the present invention, and constitute a part of the description, and are used to explain the present invention together with the embodiments of the present invention, and do not constitute a limitation of the present invention. In the accompanying drawings:

Fig. 1 is a structural schematic diagram of an energy-saving photovoltaic power cabinet of the present invention;

Fig. 2 is a structural schematic diagram of a shock absorber in an energy-saving photovoltaic power cabinet of the present invention;

Fig. 3 is a schematic diagram of the front structure of an energy-saving photovoltaic power cabinet of the present invention;

Fig. 4 is a schematic diagram of the rear structure of an energy-saving photovoltaic power cabinet according to the present invention.

In the attached picture:

1. Cabinet body; 2. Base; 3. Wire pipe; 4. Shielding device; 5. Power supply device; 6. Cabinet door; 7. Frame; 8. Shock absorber; 9. Cooling fan; 10. Centralized control cabinet; 11. Decentralized power cabinet; 12. Centralized control cabinet installation board; 13. Power factor compensation instrument; 14. Local power capacitor; 15. Remote control receiver; 16. Distributed cabinet installation board; 17. Terminal power capacitor; 18. Heat dissipation Hole; 19, temperature control switch; 20, temperature sensor; 21, heat sink; 22, dust-proof assembly; 23, sleeve; 24, piston rod; 25, spring; 26, dust-proof plate; 27, dust-proof net; 28. Air vent; 29. Instrument; 30. Display screen; 31. Inlet pipe; 32. Outlet pipe; 33. Sunshade; 34. Support rod; 35. Sleeve; 36. Fastening screw; 37. Press plate; 38. Solar panel; 39. Battery pack; 40. Handle; 41. Control button.

detailed description

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

Please refer to Figures 1-4, the present invention provides a technical solution: an energy-saving photovoltaic power cabinet, including a cabinet 1, the bottom of the cabinet 1 is installed on the base 2, and the top of the cabinet 1 is inserted through Connected with a wire pipe 3, the top of the wire pipe 3 is provided with a shielding device 4, the bottom of the shielding device 4 is provided with a power supply device 5, a cabinet door 6 is installed on the front of the cabinet body 1, and a frame is installed inside the cabinet body 1 7. A shock absorber 8 is installed on the top surface of the frame 7, and a cooling fan 9 is installed on the left side of the cabinet body 1. A partition is arranged inside the frame 7, and the partition divides the frame 7 into a centralized control cabinet 10 and a distributed power cabinet 11. Centralized control cabinet 10 is equipped with centralized control cabinet installation board 12, power factor compensation instrument 13, local power capacitor 14 and remote control receiver 15, and decentralized power cabinet 11 is equipped with distributed cabinet installation board 16 and terminal power capacitor 17 , the left and right sides of the frame 7 are provided with heat dissipation holes 18, and filter screens are installed in the heat dissipation holes 18, and temperature control switches 19 are installed on the inner top surfaces of the centralized control cabinet 10 and the distributed power cabinet 11. A temperature sensor 20 is installed on the bottom surface of the switch 19 , cooling fins 21 are installed on the left and right sides of the cabinet body 1 , and a dustproof assembly 22 is installed on the back side of the cabinet body 1 .

The heat dissipation fan 9, the temperature control switch 19 and the temperature sensor 20 in the present embodiment are all provided with two. The control switch 19 is connected to each other through lines, and the two temperature sensors 20 respectively detect the temperature changes in the centralized control cabinet 10 and the distributed power cabinet 11 in real time. When the temperature in the centralized control cabinet 10 or the distributed power cabinet 11 is too high, the temperature control switch 19 connect the power supply of cooling fan 9 and make it rotate to dissipate heat to the electrical components installed on the frame 7; the overall structure makes cooling fan 9 open when the temperature rises in the frame 7, avoiding the waste of electric energy caused by opening the cooling fan at all times.

The shock absorber 8 in this embodiment is provided with several, and the shock absorber 8 includes a sleeve 23, a piston rod 24 and a spring 25. One end of the sleeve 23 is installed on the top surface of the frame 7, and the sleeve A piston rod 24 is sleeved in the barrel 23 , a spring 25 is sleeved on the axial surface of the piston rod 24 , and one end of the piston rod 24 is installed on the inner wall of the cabinet body 1 . When violent vibration occurs, the cabinet body 1 is first subjected to vibration to generate a vibration force, and then the vibration force is transmitted to the shock absorber 8, so that the piston rod 24 reciprocates in the sleeve 23, and the cushioning effect of the spring 25 can continuously attenuate the vibration belt. The coming vibration force makes the frame 7 quickly restore stability.

The dust-proof assembly 22 in this embodiment includes a dust-proof plate 26, a dust-proof net 27 and a vent hole 28. The dust-proof plate 26 is installed on the cabinet body 1, and the dust-proof net 27 is installed on the back of the dust-proof plate 26, and the dust-proof A plurality of ventilation holes 28 are opened on the front of the plate 26 . Vent hole 28 can make outside air enter cabinet body 1 inside, and dust-proof net 27 can filter the dust in the air simultaneously, prevents dust from entering cabinet body 1 interior from vent hole 28.

The cabinet door 6 in this embodiment is provided with a meter 29 and a display screen 30, the meter 29 and the display screen 30 are used to display the operating status inside the control cabinet, the cabinet door 6 is provided with a handle 40 and a control button 41, the cabinet body 1. The back is provided with an inlet pipe 31 and an outlet pipe 32. The inlet pipe 31 and the outlet pipe 32 are used to connect the incoming and outgoing lines. The power factor compensation instrument 11 is used to transmit the switch equivalent to the local power capacitor 12 and the terminal power capacitor 15 , the remote control receiver 13 is used to receive remote control signals to realize remote operation control, and the terminal power capacitor 15 can effectively switch the switching equivalents transmitted by the power factor compensation instrument 11 respectively, so as to prompt the local power capacitor 12 to disconnect quickly, Realize reactive power compensation process.

The shielding device 4 in this embodiment includes a sunshade 33, the sunshade 33 is herringbone, the bottom of the sunshade 33 is fixedly connected with a plurality of support rods 34, and the bottom of the support rods 34 is slidably socketed. There is a sleeve 35, the sleeve 35 is screwed with a fastening screw 36, the support rod 34 corresponding to the fastening screw 36 is provided with two positioning holes along the up and down direction, and one of the plurality of support rods 34 A pressing plate 37 is connected between them. When it is necessary to adjust the height of the sunshade 33, the fastening screw 36 is screwed out from the positioning hole near the top of the support rod 34, and then the sunshade 33 is lifted upwards, so that the sunshade 33 moves upwards, and then the fastening screw 36 is screwed. Insert it into the positioning hole at the bottom of the support rod 34, so that the sunshade 33 can stay at the current height, and now the height of the sunshade 33 can be adjusted.

The power supply device 5 in this embodiment includes two solar panels 38, the two solar panels 38 are symmetrically installed on the top of the awning 33, and the bottom of the two solar panels 38 is provided with a storage battery pack 39, the The battery pack 39 is fixedly connected to the top of the cabinet 1, and the battery pack 39 is connected to the two solar panels 38 and the cooling fan 9 by wires; during use, the solar panel 38 can convert solar energy into electrical energy and store it in the battery Group 39, thereby providing electric energy for cooling fan 9, thereby reaching the purpose of saving electric energy.

When the present invention is in use, the lines to be connected to the reactive power compensation control cabinet are first connected to the internal electrical components through the inlet pipe 31 and the outlet pipe 32, and then the electrical control elements that need to be installed and fixed are respectively fixed in the centralized control cabinet. On the installation board 12 and the distribution cabinet installation board 16, they are connected to each other, and the power factor compensation instrument 13 transmits the switching equivalent to the local power capacitor 14 and the terminal power capacitor 17 inside the reactive power compensation electrical cabinet, and the terminal power capacitor 17 The switch equivalents transmitted by the power factor compensation instrument 13 are effectively switched respectively, so that the local power capacitor 14 is quickly disconnected to realize the reactive power compensation process; the temperature sensor 20 detects the temperature change in the cabinet 1 in real time, and when the cabinet 1 When the temperature rises, the temperature control switch 19 turns on the cooling fan 9 to dissipate heat from the electrical components in the centralized control cabinet 10 and the distributed power cabinet 11, the heat emitted by the electrical components is transferred to the air, and the cooling fan 9 blows the air in the frame 7 After moving, the air with high temperature is discharged from the heat dissipation holes 18, and at the same time, the heat dissipation fins 21 further absorb heat and dissipate it outward. in the dust.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes, modifications and substitutions can be made to these embodiments without departing from the principle and spirit of the present invention. and modifications, the scope of the invention is defined by the appended claims and their equivalents.

Claims (7)

1. The utility model provides an energy-saving photovoltaic power cabinet which characterized in that: the temperature-controlled power cabinet comprises a cabinet body (1), wherein the bottom of the cabinet body (1) is installed on a base (2), a wire pipe (3) is inserted into the top of the cabinet body (1), a shielding device (4) is arranged at the top of the wire pipe (3), a power supply device (5) is arranged at the bottom of the shielding device (4), a cabinet door (6) is installed on the front side of the cabinet body (1), a frame (7) is installed inside the cabinet body (1), a shock absorber (8) is installed on the top surface of the frame (7), a cooling fan (9) is installed on the left side inside the cabinet body (1), a partition board is arranged inside the frame (7) and separates the frame (7) into a centralized control cabinet (10) and a dispersed power cabinet (11), a centralized control cabinet mounting plate (12), a power factor compensator (13), a local power capacitor (14) and a remote control receiver (15) are arranged inside the centralized control cabinet (10), a dispersed power cabinet mounting plate (16) and a terminal power capacitor (17) are arranged inside the dispersed power cabinet (11), temperature-controlled switch (19) and temperature sensors (19) are installed on the left side and the right side of the frame (7) and the same, the left side and the right side of the cabinet body (1) are provided with radiating fins (21), and the back of the cabinet body (1) is provided with a dustproof assembly (22).

2. The energy-saving photovoltaic power cabinet according to claim 1, wherein: radiator fan (9), temperature detect switch (19) and temperature sensor (20) all are provided with two, and radiator fan (9) and temperature detect switch (19) are through circuit interconnect.

3. The energy-saving photovoltaic power cabinet according to claim 1, wherein: the shock absorber (8) are provided with a plurality of, shock absorber (8) include sleeve (23), piston rod (24) and spring (25), the top surface at frame (7) is installed to the one end of sleeve (23), has cup jointed piston rod (24) in sleeve (23), has cup jointed spring (25) on piston rod (24) axial plane, and the inner wall at the cabinet body (1) is installed to the one end of piston rod (24).

4. The energy-saving photovoltaic power cabinet according to claim 1, wherein: dustproof component (22) include dust guard (26), dust screen (27) and bleeder vent (28), and install on the cabinet body (1) dust guard (26), and dust guard (26) back mounted dust screen (27), a plurality of bleeder vents (28) are seted up on dust guard (26) front.

5. The energy-saving photovoltaic power cabinet according to claim 1, wherein: the cabinet door (6) is provided with an instrument (29) and a display screen (30), the cabinet door (6) is provided with a handle (40) and a control button (41), and the back of the cabinet body (1) is provided with a wire inlet pipe (31) and a wire outlet pipe (32).

6. The energy-saving photovoltaic power cabinet according to claim 1, wherein: shelter from device (4) including sunshade (33), sunshade (33) are the chevron shape, the bottom of sunshade (33) has linked firmly a plurality of bracing pieces (34), sleeve pipe (35) have been cup jointed in the bottom slip of bracing piece (34), the spiral shell grafting is gone up in sleeve pipe (35) has fastening screw (36), and fastening screw (36) correspond two locating holes have been seted up along upper and lower direction on bracing piece (34), and is a plurality of be connected with clamp plate (37) between bracing piece (34).

7. The energy-saving photovoltaic power cabinet according to claim 1, wherein: power supply unit (5) include two solar panel (38), two solar panel (38) symmetry is installed at the top of sunshade (33), two the bottom of solar panel (38) is equipped with storage battery (39), storage battery (39) link firmly with the cabinet body (1) top, and all connect through the wire between storage battery (39) and two solar panel (38) and radiator fan (9).

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