CN213661035U

CN213661035U - Power transformation cabinet

Info

Publication number: CN213661035U
Application number: CN202022805419.8U
Authority: CN
Inventors: 胡景梅
Original assignee: Changsha Sanyang Electromechanical Equipment Co ltd
Current assignee: Changsha Sanyang Electromechanical Equipment Co ltd
Priority date: 2020-11-26
Filing date: 2020-11-26
Publication date: 2021-07-09
Anticipated expiration: 2030-11-26

Abstract

The utility model discloses a transformer cabinet, include: the top of the frame is provided with an air duct which protrudes upwards, and a fan is arranged in the air duct and used for blowing air into the frame; the filter cover is arranged on the air duct and can filter and heat air entering the frame; the cooling fins are arranged on the peripheral surface of the frame and provided with a plurality of air outlet belts, and air blown into the frame by the fan escapes from the air outlet belts; the upper edge of the air outlet belt is provided with a rain brim, and the lower edge of the air outlet belt is provided with an inclined plane for blocking dust and preventing rainwater from entering the frame. According to the power transformation cabinet provided by the embodiment of the utility model, the filter cover can play a certain shielding role on the frame, and the filter cover can filter and heat the air entering the frame, so that the moisture is effectively prevented from entering the frame, and meanwhile, in the continuous operation process of the fan, the flow of the internal air is accelerated, so that the internal drying can be effectively ensured; the radiating fins are arranged on the circumferential surface of the frame, and the air outlet belt is provided with a rain eave, so that rainwater can be effectively prevented from entering, and the problem of humidity in the power transformation cabinet can be effectively solved.

Description

Power transformation cabinet

Technical Field

The utility model relates to a power equipment technical field, in particular to transformer cabinet.

Background

The power transformation cabinet is an electrical device which converts high voltage electricity into low voltage electricity or converts the low voltage electricity into the high voltage electricity, and because a power plant generally adopts variable voltage transmission, firstly, the electric energy generated by power generation is converted into high voltage electricity to be transmitted so as to reduce the loss in the transmission process, and then, the high voltage electricity is converted into the low voltage electricity to be used by users, therefore, the power transformation cabinet is widely applied to places for transmitting the electric energy. However, excessive moisture in the substation cabinet may damage the equipment placed therein, which may have a serious impact on the power transmission.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a transformer cabinet through to transformer cabinet inside forced draft, and the outside is equipped with the rain eaves that blocks the rainwater entering, can effectively improve the humidity problem in the transformer cabinet.

According to the utility model discloses a transformer cabinet of first aspect embodiment, include: the top of the frame is provided with an air duct which protrudes upwards, and a fan is arranged in the air duct and used for blowing air into the frame; the filter hood is arranged on the air duct and can filter and heat air entering the frame; the cooling fins are arranged on the peripheral surface of the frame and provided with a plurality of air outlet belts, and air blown into the frame by the fan escapes from the air outlet belts; the upper edge of the air outlet belt is provided with a rain brim, and the lower edge of the air outlet belt is provided with an inclined plane for blocking dust and preventing rainwater from entering the frame.

According to the utility model discloses transformer cabinet has following beneficial effect at least: the filter cover can shield the frame to a certain extent, and can filter and heat air entering the frame, so that moisture is effectively prevented from entering the frame, and meanwhile, in the continuous operation process of the fan, the flow of internal air is accelerated, so that the internal drying can be effectively ensured; the radiating fins are arranged on the circumferential surface of the frame, and the air outlet belt is provided with a rain eave, so that rainwater can be effectively prevented from entering, and the problem of humidity in the power transformation cabinet can be effectively solved.

According to some embodiments of the utility model, the filter casing includes housing and filter core, be equipped with the cavity in the middle of the housing, the filter core is located the housing lower part, the air process in the filter core gets into the frame.

According to some embodiments of the utility model, still be equipped with the heating plate in the housing and be used for heating the air that gets into the fan.

According to some embodiments of the present invention, the frame comprises a top plate, a bottom plate and support columns, and a plurality of the support columns are disposed between the top plate and the bottom plate for connecting the top plate with the bottom plate, and the heat dissipation fins are installed between the two support columns.

According to some embodiments of the utility model, the support column is equipped with towards the convex mounting bar of one side, the both sides that the fin was kept away from each other respectively with two of support column the mounting bar offsets.

According to some embodiments of the present invention, the bottom plate is provided with a strip-shaped groove along the edge thereof, and the strip-shaped groove is provided between the two support pillars; the strip-shaped groove is internally provided with a limiting strip which is used for limiting the bottoms of the radiating fins between the two supporting columns.

According to some embodiments of the present invention, the top plate has a jack at the edge, and a limit pin is inserted into the jack; the limiting bolt can penetrate through the jack to limit the upper part of the radiating fin.

According to some embodiments of the utility model, the frame still includes the cabinet door, two the cabinet door junction is equipped with the flashing.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is an exploded view of the present invention;

fig. 3 is a cross-sectional view of the present invention;

FIG. 4 is an enlarged view at A in FIG. 2;

FIG. 5 is an enlarged view at B in FIG. 2;

FIG. 6 is an enlarged view at C in FIG. 3;

FIG. 7 is an enlarged view at D of FIG. 3;

fig. 8 is a schematic structural view of the filter cover of the present invention.

Reference numerals:

the structure comprises a frame 100, a top plate 110, an air duct 111, a fan 112, a jack 113, a bottom plate 120, a strip-shaped groove 121, a support column 130, a mounting strip 131, a limiting strip 140, a limiting bolt 150, a cabinet door 160 and a rain shielding plate 161;

the filter cover 200, the cover 210, the bracket 211, the filter element 220 and the heating sheet 230;

the cooling fin 300, the air outlet belt 310, the inclined surface 311 and the rain eaves 320.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 8, the utility model discloses a transformer cabinet, include: the top of the frame 100 is provided with an air duct 111 protruding upwards, and a fan 112 is arranged in the air duct 111 and used for blowing air into the frame 100; the fan 112 is detachably mounted in the air duct 111, the support frame in the air duct 111 is used for supporting the fan 112, and the wind direction of the fan 112 is sucked from the upper part and blown out from the lower part. A filter cover 200 disposed on the wind duct 111 for filtering and heating air entering the frame 100; the filter cover 200 can filter and heat air entering the frame 100, and because the filter cover 200 is large in size, the filter cover 200 can also play a certain shielding role on the frame 100, so that moisture can be effectively prevented from entering the frame 100, and meanwhile, in the continuous operation process of the fan 112, the flow of the air inside is accelerated, and the drying inside can be effectively guaranteed. A plurality of air outlet belts 310 installed on the heat sink 300, and the air blown into the frame 100 by the blower 112 escapes from the air outlet belts 310; the upper edge of the wind exit strip 310 is provided with a rain eaves 320, and the lower edge is provided with an inclined surface 311 for blocking dust and preventing rainwater from entering the frame 100. The cooling fins 300 are arranged on the circumferential surface of the frame 100 and used for protecting the interior of the frame 100, the rain eaves 320 are arranged on the upper edge of the air outlet belt 310, the rain eaves 320 can prevent rainwater from flowing into the frame 100, and the lower edge of the air outlet belt 310 is an inclined surface 311, so that even if part of rainwater flows into the air outlet belt 310, the rainwater cannot easily flow into the frame 100; meanwhile, the rain eaves 320 shield the air outlet belt 310 to a certain extent, so that the air blown out from the frame 100 is blown out obliquely downward, and thus the air blown out from the frame 100 is not easily sucked into the filter cover 200 by the fan 112 again.

It is understood that the fan 112 may also be coupled to the filter housing 200.

In some embodiments of the present invention, the filter housing 200 includes a housing 210 and a filter element 220, a cavity is provided in the middle of the housing 210, the filter element 220 is provided at the lower portion of the housing 210, and air enters the frame 100 through the filter element 220. Specifically, as shown in fig. 2, 3 and 8, the casing 210 is detachably connected to the air duct 111; the upper surface of the housing 210 is a closed plane, the lower surface is provided with a bracket 211, the center of the bracket 211 is provided with a circle which is close to the size of the air duct 111, a plurality of fan-shaped areas are separated between the center circle and the edge of the housing 210, and a plurality of filter elements 220 are arranged in the fan-shaped areas; the upper surface of the air duct 111 contacts the lower surface of the bracket 211, and the air duct 111 is connected with the bracket 211 through bolts. The filter element 220 may be fixedly disposed in the sector area of the bracket 211, or movably clamped in the sector area of the bracket 211, and preferably detachably connected to the sector area of the bracket 211 for replacement. For example, two extending laps are disposed on two sides of the non-arc surface of one side of the filter element 220 and are lapped on the surface of the support 211 located in the housing 210, a threaded hole is disposed on the edge of the other side of the filter element 220, and a blocking sheet extending out of the filter element 220 is screwed in the threaded hole and is in contact with the surface of the support 211 located outside the housing 210, so that the filter element 220 can be fixed.

In some embodiments of the present invention, a heating plate 230 is further disposed in the housing 210 for heating the air entering the fan 112. The heating plate 230 is disposed at an upper portion of the housing 210 and is fixedly connected to the housing 210. It should be understood that, in the case of a relatively high temperature, the blower 112 is only required to blow air into the frame 100 without turning on the heating plate 230, so as to reduce the humidity and simultaneously lower the temperature in the frame 100. When the external temperature is low and humid, it is necessary to turn on the heating plate 230 and the blower 112 at the same time.

In some embodiments of the present invention, the frame 100 includes a top plate 110, a bottom plate 120 and a plurality of supporting columns 130, the plurality of supporting columns 130 are disposed between the top plate 110 and the bottom plate 120 for connecting the top plate 110 and the bottom plate 120, and the heat sink 300 is installed between the two supporting columns 130. That is, the heat sink 300 is detachably attached to the frame 100, so that it can be easily replaced. The bottom plate 120 and the top plate 110 have the same size, the support columns 130 are disposed at four corners of the bottom plate 120, and the heat dissipation plate is disposed on the periphery of the frame 100 to enclose a sealed cabinet.

It will be appreciated that the top plate 110 may have a larger area than the bottom plate 120 to better prevent rain water from entering the frame 100.

In some embodiments of the present invention, the supporting columns 130 are provided with mounting bars 131 protruding toward one side, and two sides of the heat sink 300 away from each other are respectively abutted against two mounting bars 131 of two supporting columns 130. As shown in fig. 4 and 6, both sides of the same surface of the heat sink 300, which are away from each other, abut against the mounting bar 131. It should be understood that a recessed rectangular bar is provided on the base plate 120, and the bottom of the heat sink 300 is embedded in the rectangular bar of the base plate 120. That is, after the heat sink 300 is mounted on the base plate 120, the base plate 120 is higher on one side of the heat sink 300 adjacent to the inside of the frame 100 than on the other side, so that rainwater flowing down along the heat sink 300 does not enter the frame 100.

In some embodiments of the present invention, the bottom plate 120 is provided with a strip-shaped groove 121 at the edge, and the strip-shaped groove 121 is disposed between the two support pillars 130; the strip-shaped groove 121 is internally provided with a limiting strip 140, and the limiting strip 140 is used for limiting the bottom of the radiating fin 300 arranged between the two supporting columns 130. Specifically, as shown in fig. 7, the bottom plate 120 is rectangular, the four sides of the bottom plate 120 are provided with strip-shaped grooves 121 parallel to the sides, the limiting strips 140 are cylinders with large upper portions and small lower portions, the smaller lower cylinder is embedded into the strip-shaped grooves 121, the larger upper cylinder abuts against the heat dissipation plate, and further, the continuous cylinder on the upper portion of the limiting strips 140 can be provided with a plurality of water outlet holes for water flowing down from the heat dissipation plate to flow out of the water outlet holes of the limiting strips 140.

In some embodiments of the present invention, the edge of the top plate 110 is provided with a jack 113, and a limit bolt 150 is inserted into the jack 113; the stopper pin 150 can pass through the insertion hole 113 to stop the upper portion of the heat sink 300. Specifically, as shown in fig. 5 and 6, a plurality of insertion holes 113 are provided, a plurality of limit pins 150 are also provided, each limit pin 150 has a larger head and a plate body passing through the insertion hole 113 at the lower part, the head is larger than the plate body at the lower part, the lower part passes through the insertion hole 113 and abuts against the heat dissipation plate, and the head abuts against the upper surface of the top plate 110. A plurality of spacing bolt 150 can prevent that the rainwater from collecing, and the rainwater of being convenient for flows out fast.

In some embodiments of the present invention, the frame 100 further comprises a cabinet door 160, and a rain shielding plate 161 is disposed at the joint of the two cabinet doors 160. Specifically, the cabinet door 160 is provided with an air outlet belt 310 which is the same as the heat dissipation plate, and the air outlet belt 310 is also provided with a rain brim 320, so as to prevent rainwater from penetrating into a gap at the joint of the two cabinet doors 160, therefore, a rain shielding plate 161 is arranged on one of the cabinet doors 160, and when the two cabinet doors 160 are closed tightly, the rain shielding plate 161 can effectively prevent rainwater from entering.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example" or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A power transformation cabinet, comprising:

the top of the frame (100) is provided with an air duct (111) protruding upwards, and a fan (112) is arranged in the air duct (111) and used for blowing air into the frame (100);

the filter hood (200) is arranged on the air duct (111) and can filter and heat air entering the frame (100);

the cooling fin (300) is arranged on the peripheral surface of the frame (100), the cooling fin (300) is provided with a plurality of air outlet belts (310), and the air blown into the frame (100) by the fan (112) escapes from the air outlet belts (310); the upper edge of the air outlet belt (310) is provided with a rain eave (320), and the lower edge of the air outlet belt is provided with an inclined plane (311) for blocking dust and preventing rainwater from entering the frame (100).

2. A transformation cabinet according to claim 1, wherein: the filter cover (200) comprises a cover shell (210) and a filter element (220), a cavity is arranged in the middle of the cover shell (210), the filter element (220) is arranged at the lower part of the cover shell (210), and air enters the frame (100) through the filter element (220).

3. A transformation cabinet according to claim 2, wherein: and a heating sheet (230) is also arranged in the housing (210) and used for heating the air entering the fan (112).

4. A transformation cabinet according to claim 1, wherein: the frame (100) comprises a top plate (110), a bottom plate (120) and supporting columns (130), the supporting columns (130) are arranged between the top plate (110) and the bottom plate (120) and used for connecting the top plate (110) and the bottom plate (120), and the cooling fins (300) are arranged between the two supporting columns (130).

5. A transformation cabinet according to claim 4, wherein: the supporting columns (130) are provided with mounting strips (131) protruding towards one side, and two sides, far away from each other, of the radiating fins (300) are respectively abutted against the two mounting strips (131) of the two supporting columns (130).

6. A transformation cabinet according to claim 5, wherein: strip-shaped grooves (121) are formed in the edge positions of the bottom plate (120), and the strip-shaped grooves (121) are formed between the two support columns (130); and a limiting strip (140) is arranged in the strip-shaped groove (121), and the limiting strip (140) is used for limiting the bottoms of the radiating fins (300) between the two supporting columns (130).

7. A transformation cabinet according to claim 6, wherein: jacks (113) are arranged at the edges of the top plate (110), and limit bolts (150) are inserted into the jacks (113); the limiting bolt (150) can penetrate through the jack (113) to limit the upper part of the heat radiating fin (300).

8. A transformation cabinet according to claim 1, wherein: the frame (100) further comprises a cabinet door (160), and a rain shielding plate (161) is arranged at the joint of the two cabinet doors (160).