CN220042666U

CN220042666U - Photovoltaic special box transformer cabinet

Info

Publication number: CN220042666U
Application number: CN202321682336.1U
Authority: CN
Inventors: 颜书芹
Original assignee: Zhejiang Huazhao Electric Co ltd
Current assignee: Zhejiang Huazhao Electric Co ltd
Priority date: 2023-06-29
Filing date: 2023-06-29
Publication date: 2023-11-17
Anticipated expiration: 2033-06-29

Abstract

The utility model relates to the technical field of inverter cabinets, in particular to a photovoltaic special-purpose cabinet body, which comprises a shell, wherein two sides of a shell in the shell are respectively provided with a plurality of vent holes for heat dissipation, dust filtering components are arranged in the vent holes, fan blade mounting cavities which are communicated with each other are arranged between an air inlet end and an air outlet end of the vent holes on the same side, a plurality of heat dissipation dust cleaning components are arranged in the fan blade mounting cavities, a motor cavity is arranged between the fan blade mounting cavities on two sides, and a power component is arranged in the motor cavity; according to the utility model, through the dust filtering net, dust is prevented from entering the shell to influence the heat dissipation of the electric element, all the fan blades and all the brushes can be driven to rotate through the power assembly, the temperature of the inner cavity of the shell is reduced, the situation that the temperature in the shell cannot exceed a limiting value is avoided, and the rotating brushes can clean and brush away foreign matters such as dust attached to the dust filtering net, so that the ventilation quantity of the ventilation holes is ensured.

Description

Photovoltaic special box transformer cabinet

Technical Field

The utility model relates to the technical field of inverter cabinets, in particular to a photovoltaic special box transformer cabinet body.

Background

With the popularization of new energy concepts, photovoltaic power generation is increasingly applied. Photovoltaic inverters are an important component of photovoltaic power generation systems. In general, a process of converting dc power into ac power is called inversion, a circuit that performs an inversion function is called an inverter circuit, and a device that performs an inversion process is called an inverter device or an inverter. The cabinet body used with the photovoltaic inverter is a photovoltaic inverter cabinet.

However, the photovoltaic inverter cabinets in the current market are mainly used for ventilating and radiating through the ventilating grooves on the cabinet door plate, so that the temperature inside the cabinet body is reduced, the radiating performance of the mode is poor, the radiating efficiency is low, heat cannot be radiated in a short time, the temperature inside the cabinet body still easily exceeds a limiting value, and the service life of the electric element which is easy to generate in the cabinet body is influenced. In view of this, we propose a photovoltaic dedicated box-type substation cabinet.

Disclosure of Invention

In order to make up for the defects, the utility model provides a box transformer cabinet body special for photovoltaic.

The technical scheme of the utility model is as follows:

the photovoltaic special box-type transformer substation comprises a shell, wherein two sides of a shell in the shell are respectively provided with a plurality of vent holes for radiating heat, the vent holes are arranged in a matrix, a dust filtering component is arranged in each vent hole and consists of two dust filtering nets, and the two dust filtering nets are respectively arranged at an air inlet end and an air outlet end of each vent hole;

a plurality of fan blade installation cavities which are communicated with each other are arranged between the air inlet end and the air outlet end of the air vent on the same side, a plurality of heat dissipation dust removal components are arranged in the fan blade installation cavities, each heat dissipation dust removal component consists of a plurality of fan blades, a cylinder is arranged in the middle of each fan blade, two sides of each cylinder are provided with brushes, and the brushes are in contact with the dust filtering net;

a motor cavity is arranged between the fan blade mounting cavities at two sides, a power assembly is mounted in the motor cavity, and the power assembly and the plurality of heat dissipation dust cleaning assemblies are connected with each other.

Preferably, a shell is arranged in the shell, a supporting frame is arranged on one side of the dust filtering net, and a circular rod is arranged between the two supporting frames.

Preferably, the cylinder is mounted on the circular rod, a fixing plate is mounted on one side of the hairbrush, and a plurality of gear rings III are mounted on the periphery of the cylinder.

Preferably, a second chain is installed on the periphery of the third gear ring adjacent to the upper gear ring and the lower gear ring vertically.

Preferably, the power assembly is composed of a motor, the motor is installed in the motor cavity, and a first gear is installed at the output end of the motor cavity through a coupling.

Preferably, two sides of the first gear are meshed with each other, a second gear is arranged in the middle of the second gear, a rotating shaft is arranged in the middle of the second gear, a first gear ring is arranged at the periphery of two ends of the rotating shaft, and a first chain is arranged at the periphery of the first gear ring.

Preferably, a second gear ring is installed on the inner side of the top end of the first chain, and the second gear ring is installed on the periphery of the cylinder at the lower end.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, through the dust filtering net, dust is prevented from entering the shell and covering the periphery of the electric element, and heat dissipation of the electric element is prevented from being influenced; through power pack, can drive all flabellums and all brushes and rotate for outside cold air of inside suction of shell one side gets into the casing inner chamber, and the heat that casing inner chamber electrical component produced carries out the heat exchange, reduce casing inner chamber temperature, and follow the casing opposite side with the timely discharge of air after the temperature-rising in the casing inner chamber, avoid the temperature in the casing can not surpass the limit value, thereby avoid influencing the life of easily generating heat electrical component, simultaneously, pivoted brush can clear up the foreign matter such as dust that brushes off on the dust filter net, avoid foreign matter such as dust to plug up the mesh opening of dust filter net, make the ventilation volume of air vent obtain guaranteeing.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a partially cut-away construction of the present utility model;

FIG. 3 is a schematic view of the structure of the housing of the present utility model;

FIG. 4 is a schematic view of a dust filter assembly according to the present utility model;

FIG. 5 is a schematic diagram of a power assembly of the present utility model;

FIG. 6 is a schematic diagram of a heat dissipating and dust removing assembly according to the present utility model.

In the figure:

1. a housing; 11. a housing; 12. a motor cavity; 13. a fan blade mounting cavity; 14. a vent hole;

2. a dust filtering component; 21. a support frame; 22. a dust filtering net; 23. a circular rod;

3. a power assembly; 31. a motor; 32. a first gear; 33. a second gear; 34. a rotating shaft; 35. a first gear ring; 36. a first chain; 37. a second gear ring;

4. a heat-dissipating dust-removing component; 41. a cylinder; 42. a fan blade; 43. a fixing plate; 44. a brush; 45. a third gear ring; 46. and a second chain.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Referring to fig. 1-6, the present utility model is described in detail by the following embodiments:

the special box transformer cabinet body of photovoltaic, including shell 1, be equipped with casing 11 in the shell 1, the both sides of casing 11 are equipped with six air vents 14 that are used for radiating respectively, six air vents 14 become the matrix arrangement, every three air vents 14 become vertical straight line arrangement, install in the air vent 14 and strain dirt subassembly 2, be equipped with the flabellum installation cavity 13 of intercommunication each other between six air vents 14 inlet end and the end of giving vent to anger of same side, be equipped with two heat dissipation dust removal subassemblies 4 in the flabellum installation cavity 13, every heat dissipation dust removal subassembly 4 is installed between three air vents 14 of vertical straight line arrangement, be equipped with motor cavity 12 between the flabellum installation cavity 13 of both sides, motor cavity 12 locates the casing 11 lower extreme.

In this embodiment, the dust filtering component 2 is composed of two dust filtering nets 22, the two dust filtering nets 22 are respectively and fixedly installed at the air inlet end and the air outlet end of the air vent 14, one side of the dust filtering net 22 is fixedly installed with a supporting frame 21, the supporting frame 21 is fixedly connected with the inner wall of the air vent 14, and a circular rod 23 is fixedly installed between the two supporting frames 21.

In this embodiment, the heat dissipation dust cleaning component 4 is composed of three fan blades 42, a cylinder 41 is fixedly installed in the middle of the fan blades 42, brushes 44 are fixedly installed on two sides of the cylinder 41, the brushes 44 are in contact with the dust filtering net 22, a fixing plate 43 is fixedly installed on one side of the brushes 44, the fixing plate 43 is fixedly installed on the cylinder 41, the cylinder 41 is rotatably installed on the circular rod 23, a plurality of gear rings III 45 are installed on the periphery of the cylinder 41, and a second chain 46 is installed on the periphery of each of the vertically upper gear rings III 45 and the vertically lower gear ring III in a meshed mode.

In this embodiment, the power assembly 3 is installed in the motor cavity 12, the power assembly 3 and the four heat dissipation dust removal assemblies 4 are connected with each other, the power assembly 3 is formed by a motor 31, the motor 31 is fixedly installed on the inner bottom surface of the motor cavity 12, the output end of the motor cavity 12 is fixedly installed with a first gear 32 through a coupling, two sides of the first gear 32 are mutually meshed and installed with a second gear 33, a rotating shaft 34 is fixedly installed in the middle of the second gear 33, two ends of the rotating shaft 34 are rotationally connected with the inner wall of the motor cavity 12, a first gear ring 35 is fixedly installed on the periphery of the two ends of the rotating shaft 34, a first chain 36 is connected with the periphery of the first gear ring 35 in a meshed manner, a second gear ring 37 is installed on the inner side of the top end of the first chain 36 in a meshed manner, four second gear rings 37 are fixedly installed on the periphery of the four cylinders 41 at the bottom end respectively, kinetic energy generated by rotation of the output end of the motor 31 is sequentially transmitted to the four cylinders 41 through the first gear 32, the two gears 33 and the two rotating shafts, the four first gear 35, the four first chains 36 and the four second gear 37 are transmitted to the four cylinders 41 at the bottom, so that the four cylinders 41 at the bottom end rotate on the four rods 23, and eight cylinders 41 rotate synchronously, and all the kinetic energy is transmitted to the eight cylinders 41 at the bottom end.

It should be noted that a storage battery is fixedly mounted on the housing 11, and the storage battery is connected to the motor 31 via a power line.

In this embodiment, when the housing 1 is in use, during heat dissipation, the motor 31 is in a working state, kinetic energy generated by rotation of the output end of the motor 31 is sequentially transmitted to the four cylinders 41 at the lowest end through the first gear 32, the second gear 33, the two rotating shafts, the first four gear rings 35, the first four chains 36 and the second four gear rings 37, so that the four cylinders 41 at the lowest end rotate on the four circular rods 23, kinetic energy generated by rotation of the four cylinders 41 at the lowest end is transmitted to the eight cylinders 41 at the rest through the second eight chains 46, all twelve cylinders 41 synchronously rotate to drive the peripheral fan blades 42 to rotate, negative pressure is generated on one side of the fan blades 42, air is attracted to flow, six rotating fan blades 42 on one side of the housing 11 are used for attracting air in the inner cavity of the housing 11 through six vent holes 14, six rotating fan blades 42 on the other side of the housing 11 are used for exhausting air in the inner cavity of the housing 11, cold air sucked in one side of the housing 1 enters the inner cavity of the housing 11 through the six vent holes 14, heat generated by eight chains 46 is reduced in the inner cavity of the housing 11, and the temperature of the housing 11 is also reduced, the temperature of the housing 11 is prevented from being influenced by the filter mesh 22 on the other side of the housing 11, and the filter mesh 22 is prevented from being influenced by the heat exchange of the outer filter mesh 22, and the filter mesh 22 is prevented from being blown by the air on the other side, and the other side of the filter mesh 22 is prevented from being influenced by the outer mesh 22, and the outer mesh 22 is prevented from being influenced by the heat of the filter mesh 22, and the outer mesh is prevented from being blown by the filter mesh is heated, foreign substances such as dust are prevented from blocking the mesh holes of the dust filter net 22, so that the ventilation amount of the ventilation holes 14 is ensured.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a special case of photovoltaic becomes cabinet body, includes shell (1), the both sides of casing (11) are equipped with a plurality of respectively in shell (1) and are used for radiating air vent (14), a plurality of air vent (14) become matrix arrangement, its characterized in that: the dust filtering assembly (2) is arranged in the vent hole (14), the dust filtering assembly (2) is composed of two dust filtering nets (22), and the two dust filtering nets (22) are respectively arranged at the air inlet end and the air outlet end of the vent hole (14);

a plurality of fan blade installation cavities (13) which are communicated with each other are arranged between an air inlet end and an air outlet end of the air vent (14) on the same side, a plurality of heat dissipation dust cleaning components (4) are arranged in the fan blade installation cavities (13), the heat dissipation dust cleaning components (4) are composed of a plurality of fan blades (42), a cylinder (41) is arranged in the middle of each fan blade (42), two sides of each cylinder (41) are provided with a brush (44), and the brush (44) and the dust filtering net (22) are in contact with each other;

a motor cavity (12) is arranged between the fan blade mounting cavities (13) on two sides, a power assembly (3) is arranged in the motor cavity (12), and the power assembly (3) and the plurality of heat dissipation dust removal assemblies (4) are connected with each other.

2. The photovoltaic-dedicated box-type substation cabinet according to claim 1, wherein: a shell (11) is arranged in the shell (1), a supporting frame (21) is arranged on one side of the dust filtering net (22), and a circular rod (23) is arranged between the two supporting frames (21).

3. The photovoltaic-dedicated closet as claimed in claim 2, wherein: the cylinder (41) is arranged on the round rod (23), one side of the hairbrush (44) is provided with a fixing plate (43), and the periphery of the cylinder (41) is provided with a plurality of gear rings III (45).

4. A photovoltaic-dedicated box-type substation cabinet according to claim 3, wherein: and a second chain (46) is arranged on the periphery of the third gear ring (45) which is vertically adjacent to the upper gear ring and the lower gear ring.

5. The photovoltaic-dedicated box-type substation cabinet according to claim 1, wherein: the power assembly (3) is composed of a motor (31), the motor (31) is installed in the motor cavity (12), and a first gear (32) is installed at the output end of the motor cavity (12) through a coupling.

6. The photovoltaic-dedicated box-type substation cabinet according to claim 5, wherein: two sides of the gear I (32) are mutually meshed and provided with a gear II (33), a rotating shaft (34) is arranged in the middle of the gear II (33), the peripheries of two ends of the rotating shaft (34) are provided with a gear ring I (35), and the periphery of the gear ring I (35) is provided with a chain I (36).

7. The photovoltaic-dedicated box-type substation cabinet according to claim 6, wherein: a second gear ring (37) is arranged on the inner side of the top end of the first chain (36), and the second gear ring (37) is arranged on the periphery of the cylinder (41) at the lower end.