CN219329544U

CN219329544U - Ventilation device of capacitance compensation cabinet

Info

Publication number: CN219329544U
Application number: CN202320279630.1U
Authority: CN
Inventors: 王浚; 王健
Original assignee: Nanjing Xinkeyi Power Equipment Co ltd
Current assignee: Nanjing Xinkeyi Power Equipment Co ltd
Priority date: 2023-02-22
Filing date: 2023-02-22
Publication date: 2023-07-11
Anticipated expiration: 2033-02-22

Abstract

The utility model belongs to the technical field of capacitance compensation cabinets, and particularly relates to a ventilation device of a capacitance compensation cabinet. According to the utility model, the plurality of groups of rotating shafts, the air cylinders, the arc-shaped cylinders and the ventilation holes are arranged, so that the outside air is conveniently guided into the cabinet body from two sides, and the air in the cabinet body is conveyed to the outside, so that the ventilation performance of the capacitance compensation cabinet is better, meanwhile, the ventilation device can cool the surfaces of components at different positions, and the components are kept at a sufficient distance from the inner wall of the cabinet body through the arrangement of the supporting plate and the inner cabinet, so that the water drop adhered to the inner wall of the cabinet body is prevented from flowing onto the components, and the short circuit of the components is avoided.

Description

Ventilation device of capacitance compensation cabinet

Technical Field

The utility model relates to the technical field of capacitance compensation cabinets, in particular to a ventilation device of a capacitance compensation cabinet.

Background

The capacitive compensation cabinet is used for balancing inductive loads in a power system, improving power factors to improve the utilization rate of the power equipment, the inductive loads are the most load types in the power system, because power electronic equipment is widely used by power enterprises, the power factor of a power grid is low, the utilization rate of the equipment is reduced due to the low power factor, the power supply investment is increased, the voltage quality is damaged, the service life of the equipment is prolonged, the line loss is greatly increased, and therefore the capacitive compensation cabinet is required to be connected into the power system to balance the inductive loads, so that the utilization rate of the equipment is improved, but when the capacitive compensation cabinet works, a large amount of heat is generated by internal components, and ventilation devices are usually arranged on the capacitive compensation cabinet to prevent the internal components from being damaged due to heat accumulation.

The utility model discloses a ventilation device of a capacitance compensation cabinet, which comprises a cabinet body and an air outlet, wherein the air outlet is arranged in the middle of the upper part of the cabinet body and is communicated with the inside of the cabinet body, a fan is arranged in the air outlet, a baffle is transversely fixed in the lower part of the cabinet body, through holes are formed in the surface of the baffle, a plurality of through holes are formed in the surface of the baffle, cross-flow blades are transversely and rotatably arranged in the cabinet body below the baffle, and a ventilation opening is formed in the surface of the cabinet body at the rear side of the cross-flow blades. According to the utility model, the cross-flow fan blades are transversely and rotatably arranged below the cabinet body, so that the cross-flow fan blades are driven by the motor to rotate, meanwhile, the baffle plate is transversely fixed in the cabinet body above the cross-flow fan blades, the surface of the baffle plate is provided with the plurality of through holes, the cross-flow fan blades can uniformly enable air to enter and blow upwards, and then the air can be uniformly blown on the surface of equipment through the through holes on the surface of the baffle plate, so that the heat dissipation effect of the interior of the cabinet body is improved.

When the ventilating device is used, the ventilating device can only blow air from the lower direction, the inside of the capacitance compensation cabinet can be provided with the transverse plate to layer the inside of the ventilating device, different component equipment is placed at different height positions, and the distance between various components is kept so as to disperse heat, but the mode of blowing air from the lower direction is easy to be blocked by the transverse plate and the components at the lower part, so that generated air flow is difficult to radiate heat of the components at different positions inside the capacitance compensation cabinet, and therefore, the ventilating device of the capacitance compensation cabinet is provided to solve the problems.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a ventilation device of a capacitance compensation cabinet, which solves the problem that the wind flow generated from bottom to top in the background art is inconvenient to radiate components at different height positions.

The utility model adopts the following technical scheme for realizing the purposes:

the utility model provides a ventilation unit of electric capacity compensation cabinet, includes the cabinet body, rotate between the upper and lower both ends of the internal portion of cabinet and be connected with four pivots that are rectangular array and distribute, equal fixed mounting has the dryer in the pivot, the dryer is including fixing the barrel in the pivot outside, equal fixed mounting in upper and lower both ends of barrel has the baffle, fixed mounting has the arc blade that is circumference array and distribute between two baffles, the one end and the barrel fixed connection of arc blade, the equal fixed mounting of both sides wall of the cabinet body has the arc section of thick bamboo that is rectangular array and distribute, the side and the inside wall looks adaptation of arc section of thick bamboo of dryer, the ventilation hole that runs through its inboard is seted up to the surface of arc section of thick bamboo, the interior bottom fixed mounting of the cabinet body has the motor, the drive end and one of them pivot fixed connection of motor, the inside of the cabinet body has the inside casing through backup pad fixed mounting.

Further, the lower ends of the two rotating shafts on the same side are fixedly provided with driving wheels I, and the two adjacent driving wheels I are in transmission connection through a driving belt I.

Further, the upper ends of the two rotating shafts at the front side are fixedly provided with driving wheels II, and the two driving wheels II are in transmission connection through driving belts II.

Further, rotating blades are arranged between two adjacent air cylinders, and the rotating blades are fixed on the rotating shaft.

Further, the inner walls of the two sides of the inner frame are provided with vent holes.

Compared with the prior art, the utility model provides a ventilation device of a capacitance compensation cabinet, which has the following beneficial effects:

according to the utility model, the plurality of groups of rotating shafts, the air cylinders, the arc-shaped cylinders and the ventilation holes are arranged, so that the outside air is conveniently guided into the cabinet body from two sides, and the air in the cabinet body is conveyed to the outside, so that the ventilation performance of the capacitance compensation cabinet is better, meanwhile, the ventilation device can cool the surfaces of components at different positions, and the components are kept at a sufficient distance from the inner wall of the cabinet body by arranging the supporting plates and the inner cabinet, so that the water drops attached to the inner wall of the cabinet body are prevented from flowing onto the components, and the components are prevented from being shorted.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic diagram of the internal structure of the present utility model;

FIG. 3 is a schematic view of the connection structure on the rotating shaft of the present utility model;

FIG. 4 is a cross-sectional view of the structure of the air duct of the present utility model.

In the figure: 1. a cabinet body; 2. a rotating shaft; 3. an air duct; 301. a cylinder; 302. a baffle; 303. an arc-shaped blade; 4. an arc-shaped barrel; 5. a vent hole; 6. a first driving wheel; 7. a first transmission belt; 8. a second driving wheel; 9. a second transmission belt; 10. a motor; 11. a rotating blade; 12. a support plate; 13. an inner frame; 14. and a vent hole.

Description of the embodiments

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.

Examples

As shown in fig. 1, fig. 2, fig. 3 and fig. 4, the ventilation device of the capacitance compensation cabinet provided by the embodiment of the utility model comprises a cabinet body 1, four rotating shafts 2 distributed in a rectangular array are rotatably connected between the upper end and the lower end in the cabinet body 1, an air duct 3 is fixedly installed on each rotating shaft 2, each air duct 3 comprises a cylinder 301 fixed on the outer side of each rotating shaft 2, baffle plates 302 are fixedly installed on the upper end and the lower end of each cylinder 301, arc-shaped blades 303 distributed in a circumferential array are fixedly installed between the two baffle plates 302, one end of each arc-shaped blade 303 is fixedly connected with each cylinder 301, arc-shaped cylinders 4 distributed in a rectangular array are fixedly installed on the two side walls of the cabinet body 1, the side surfaces of the air ducts 3 are matched with the inner side walls of the arc-shaped cylinders 4, ventilation holes 5 penetrating through the inner sides of the arc-shaped cylinders 4 are formed in the surfaces of the arc-shaped cylinders, a motor 10 is fixedly installed on the inner bottom of the cabinet body 1, the driving end of the motor 10 is fixedly connected with one rotating shaft 2, and an inner frame 13 is fixedly installed in the cabinet body 1 through a supporting plate 12; through setting up dryer 3 and the inside wall of arc section of thick bamboo 4 and pasting mutually, when pivot 2 drove dryer 3 and rotate, the arc blade 303 of dryer 3 can drive the air current motion for the inside air current of cabinet body 1 reachs cabinet body 1 outside through ventilation hole 5, and guide the outside air current of cabinet body 1 to cabinet body 1 inside, thereby realize better ventilation effect, simultaneously, because pivot 2 is provided with four at the inside rectangle of cabinet body 1, can follow four positions and ventilate cabinet body 1 inside, thereby improve ventilation unit and to the ventilation radiating effect of cabinet body 1 inside, and setting up of inside casing 13, make the inside of installing at cabinet body 1 inside components and parts's inside of casing 13 exist certain interval between the inner wall of cabinet body 1, consequently can reduce the probability that the water droplet that permeates the cabinet body 1 inside from ventilation hole 5 is stained with and is attached to components and parts, avoid components and parts short circuit to burn out.

As shown in fig. 2, in some embodiments, the lower ends of two rotating shafts 2 on the same side are fixedly provided with driving wheels I6, and two adjacent driving wheels I6 are in transmission connection through a driving belt I7; by arranging the transmission wheel I6 and the transmission belt I7, the two rotating shafts 2 on the same side synchronously rotate.

As shown in fig. 2, in some embodiments, the upper ends of the two rotating shafts 2 at the front side are fixedly provided with two driving wheels 8, and the two driving wheels 8 are in transmission connection through a driving belt 9; through setting up drive wheel two 8 and drive belt two 9, the pivot 2 of the inside both sides of cabinet body 1 can synchronous rotation.

As shown in fig. 2, in some embodiments, a rotating blade 11 is disposed between two adjacent wind cylinders 3, and the rotating blade 11 is fixed on the rotating shaft 2; the arrangement of the rotating blades 11 can disturb the air in the cabinet body 1, so that the air is more disturbed, the effect of dispersing the air flow is further achieved, and the air flows can flow through different positions in the cabinet body 1.

As shown in fig. 1 and 2, in some embodiments, ventilation holes 14 are formed in the inner walls of both sides of the inner frame 13; through the arrangement of the vent holes 14, the air flow is easier to enter the inner side of the inner frame 13 to cool and dissipate heat of components.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a ventilation unit of capacitance compensation cabinet, includes cabinet body (1), its characterized in that: the novel intelligent cabinet is characterized in that four rotating shafts (2) which are distributed in a rectangular array are connected between the upper end and the lower end of the inside of the cabinet body (1) in a rotating mode, wind cylinders (3) are fixedly installed on the rotating shafts (2), each wind cylinder (3) comprises a cylinder body (301) which is fixedly installed on the outer side of each rotating shaft (2), baffle plates (302) are fixedly installed on the upper end and the lower end of each cylinder body (301), arc-shaped blades (303) which are distributed in a circumferential array are fixedly installed between the two baffle plates (302), one end of each arc-shaped blade (303) is fixedly connected with each cylinder body (301), arc-shaped cylinders (4) which are distributed in a rectangular array are fixedly installed on two side walls of the cabinet body (1), side faces of each wind cylinders (3) are matched with the inner side walls of the corresponding arc-shaped cylinders (4), vent holes (5) which penetrate through the inner sides of the corresponding arc-shaped cylinders are formed in a surface mode, a motor (10) is fixedly installed on the inner bottom of each cylinder (1), driving ends of the motor (10) are fixedly connected with one of the corresponding rotating shafts (2), and the inner supporting plates (12) of the cabinet body (1) are fixedly installed.

2. A ventilation device for a capacitance compensation cabinet according to claim 1, wherein: the lower ends of the two rotating shafts (2) at the same side are fixedly provided with driving wheels I (6), and the two adjacent driving wheels I (6) are in driving connection through a driving belt I (7).

3. A ventilation device for a capacitance compensation cabinet according to claim 1, wherein: the upper ends of the two rotating shafts (2) at the front side are fixedly provided with driving wheels II (8), and the two driving wheels II (8) are in driving connection through a driving belt II (9).

4. A ventilation device for a capacitance compensation cabinet according to claim 1, wherein: and rotating blades (11) are arranged between two adjacent air cylinders (3), and the rotating blades (11) are fixed on the rotating shaft (2).

5. A ventilation device for a capacitance compensation cabinet according to claim 1, wherein: vent holes (14) are formed in the inner walls of the two sides of the inner frame (13).