CN216698029U

CN216698029U - Outdoor waterproof ventilation cooling type dry-type transformer outer box

Info

Publication number: CN216698029U
Application number: CN202123016725.4U
Authority: CN
Inventors: 傅燕; 吴标; 于冀江
Original assignee: Guangdong Guangte Electric Co ltd
Current assignee: Guangdong Guangte Electric Co ltd
Priority date: 2021-12-03
Filing date: 2021-12-03
Publication date: 2022-06-07
Anticipated expiration: 2031-12-03

Abstract

An outdoor waterproof ventilation and heat dissipation type dry-type transformer outer box comprises a main body, a base and a shell, wherein the main body is fixedly connected to the base; the shell is detachably mounted on the base, and the main body is arranged inside the shell; the shell consists of four side plates and a top plate, wherein each side plate is preset with a plurality of heat dissipation ports; the top plate is of a structure with a higher middle part and lower two sides; the top plate is preset with an air suction opening; the rain shield is characterized by also comprising a support rod and a rain shield cover, wherein the rain shield cover is arranged above the air suction opening, and the rain shield cover and the top plate are fixedly connected with each other through the support rod; a first air duct is formed between the rain cover and the top plate; through the shell with the preset heat dissipation port and the preset air suction port, the transformer is prevented from being exposed to the sun, the aging effect of the sun on the transformer is reduced, meanwhile, the heat dissipation performance of the transformer is guaranteed, and the service life of the transformer is prolonged; through rain cover, first weather shield, second weather shield and water drainage tank, avoid the transformer to receive the influence of rainwater in the rainy day.

Description

Outdoor waterproof ventilation cooling type dry-type transformer outer box

Technical Field

The utility model relates to the technical field of transformers, in particular to an outdoor waterproof ventilation and heat dissipation type dry-type transformer outer box.

Background

The dry-type transformer mainly comprises an iron core consisting of silicon steel sheets and coils poured by epoxy resin, wherein an insulating cylinder is arranged between the high-voltage coils and the low-voltage coils to increase electrical insulation, and the coils are supported and restrained by cushion blocks. The dry-type transformer has the advantages of strong short-circuit resistance, small maintenance workload, high operation efficiency, small volume, low noise and the like, and is widely applied to places such as local illumination, high-rise buildings, airports, wharf CNC mechanical equipment and the like. Because some application places of the dry-type transformer are outdoors, and the outdoor environment conditions are variable, the dry-type transformer is easy to age or generate a creepage phenomenon under the condition of direct solar radiation or rainwater pouring, and the normal operation of the dry-type transformer is seriously influenced. Generally, a dry-type transformer located outdoors is protected by a sealed housing, but the conventional dry-type transformer has a poor heat dissipation effect after being provided with the housing, which affects the service life of the dry-type transformer.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model aims to provide an outdoor waterproof ventilation and heat dissipation type dry-type transformer outer box.

In order to achieve the purpose, the scheme provided by the utility model is an outdoor waterproof ventilation and heat dissipation type dry-type transformer outer box which comprises a main body, a base and a shell, wherein the main body is fixedly connected to the base; the housing is detachably mounted to the base, and the main body is disposed inside the housing; the shell consists of four side plates and a top plate, wherein a plurality of heat dissipation ports are preset in each side plate; the top plate is of a structure with a higher middle part and lower two sides; an air suction opening is preset in the top plate, wherein a first fan is installed at the air suction opening; the rain-proof cover is arranged above the air suction opening, and the rain-proof cover is fixedly connected with the top plate through the supporting rod; a first air duct is formed between the rain cover and the top plate; and a second rain baffle is arranged on the outer side of each heat dissipation opening, wherein the second rain baffles and the side plates form a second air duct.

Furthermore, a first rain baffle formed around the air suction opening is preset on the top surface of the top plate.

Further, a first shockproof rubber pad is preset between the main body and the base.

Further, the rain cover is of a structure with a higher middle part and lower two sides.

Further, the top fixed mounting of base has the second fan to, the second fan arranges in the inside of casing.

Further, the bottom of each side plate is mounted on the base through a bolt, and a second shockproof rubber pad is arranged between each side plate and the base in advance.

Further, four water drainage grooves are arranged at the top of the base, wherein the four water drainage grooves are fixedly connected to the side plates from the inner sides of the side plates respectively, and water drainage pipes penetrating out of the side plates are preset in the water drainage grooves.

The utility model has the beneficial effects that: through the shell with the preset heat dissipation port and the preset air suction port, the transformer is prevented from being exposed to the sun, the aging effect of the sun on the transformer is reduced, meanwhile, the heat dissipation performance of the transformer is guaranteed, and the service life of the transformer is prolonged; the influence of rainwater on the transformer in rainy days is avoided through the rain shielding cover, the first rain shielding plate, the second rain shielding plate and the drainage groove; vibration that produces when alleviateing the main part operation through first shockproof cushion forms resonance with the vibration of base, simultaneously, alleviates the resonance that the vibration of casing and the vibration of base formed through second shockproof cushion, reduces noise pollution.

Drawings

Fig. 1 is a schematic diagram of a dry-type transformer.

Fig. 2 is a plan view of a dry-type transformer without a rain cover installed.

Fig. 3 is a plan view of a dry type transformer with a rain cover mounted.

The anti-vibration rubber pad comprises a base 1, a top plate 2, a suction opening 21, a first rain baffle 22, a side plate 3, a heat dissipation opening 31, a second rain baffle 32, a rain cover 41, a support rod 42, a first fan 51, a second fan 52, a drainage groove 61, a drainage pipe 62, a main body 7, a first anti-vibration rubber pad 81 and a second anti-vibration rubber pad 82.

Detailed Description

To facilitate an understanding of the utility model, the utility model is described more fully below with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. These embodiments are provided so that this disclosure will be thorough and complete.

Referring to fig. 1 to 3, in an embodiment, an outdoor waterproof ventilation and heat dissipation type dry-type transformer outer case includes a main body 7, a base 1, a housing, a support rod 42, and a rain cover 41, wherein the main body 7 is fixedly connected to the base 1; the housing is detachably mounted to the base 1, and the main body 7 is disposed inside the housing. The second fan 52 facing upward is fixedly installed on the top of the base 1, and the second fan 52 is disposed inside the housing.

In the present embodiment, the case is composed of four side plates 3 and one top plate 2, wherein the top plate 2 extends in the width direction of the case; the bottoms of the four side plates 3 are respectively installed on the base 1 through bolts. An air suction opening 21 is preset in the middle of the top plate 2, and a first fan 51 with upward air direction is installed at the air suction opening 21. The rain shield 41 is disposed right above the suction opening 21, and the rain shield 41 and the top plate 2 are fixedly connected to each other by a support rod 42. The horizontal projection area of the rain shield 41 is larger than the area of the suction opening 21, and rain is shielded by the rain shield 41, so that rain is prevented from falling into the casing from the suction opening 21. A first air duct is formed between the rain cover 41 and the top plate 2, and hot air in the housing is drawn out by the first fan 51 and then discharged out of the housing through the first air duct. The top surface of the top plate 2 is preset with a first rain shield 22 formed around the suction opening 21, and rainwater is prevented from flowing into the suction opening 21 on the top plate 2 through the first rain shield 22. The rain cover 41 and the top plate 2 are of a structure with a higher middle part and lower two sides, and the cross section of the rain cover 41 and the cross section of the top plate 2 are both in an inverted V shape, so that rainwater flows out of the rain cover 41 and the top plate 2 more easily.

In the present embodiment, six heat dissipation openings 31 in the form of strips are provided in advance for each side plate 3, wherein each heat dissipation opening 31 extends in the horizontal direction. A second rain baffle 32 is installed at the outer side of each heat dissipation opening 31, wherein the second rain baffle 32 and the side plate 3 form a second air duct. Under the drive of first fan 51 and second fan 52, new air flows into the inside of casing from the second wind channel and through thermovent 31, and simultaneously, the inside steam of casing is followed suction opening 21 and is passed through first wind channel discharge casing, realizes the cooling to the body, and second weather shield 32 is used for sheltering from the rainwater, reduces the rainwater and falls into in the casing through thermovent 31, and wherein, second weather shield 32 extends along the horizontal direction to, the cross-section of second weather shield 32 is the arc.

In the present embodiment, four drainage grooves 61 are arranged on the top of the base 1, wherein the four drainage grooves 61 are respectively fixedly connected to the side plates 3 from the inner sides of the side plates 3, and each drainage groove 61 is preset with a drainage pipe 62 penetrating out of the side plates 3. The length of each drain groove 61 is greater than the length of the heat dissipation port 31. Rainwater falling into the interior of the housing from the heat dissipation port 31 is received by the drain groove 61, and is drained out of the housing through the drain pipe 62.

In this embodiment, a first anti-vibration rubber pad 81 is pre-arranged between the main body 7 and the base 1. A second shockproof rubber pad 82 is preset between each side plate 3 and the base 1. The operation of the first fan 51 causes vibration of the housing, and the vibration of the housing brings vibration of the base 1, and at the same time, the operation of the second fan 52 causes vibration of the base 1. The first anti-vibration rubber pad 81 reduces the influence of the vibration of the base 1 on the operation of the main body 7, reduces the resonance formed by the vibration generated when the main body 7 operates and the vibration of the base 1, and reduces the resonance formed by the vibration of the housing and the vibration of the base 1 through the second anti-vibration rubber pad 82, thereby reducing noise pollution.

The above-described embodiments are merely preferred embodiments of the present invention, which is not intended to limit the present invention in any way. Those skilled in the art can make many changes, modifications, and equivalents to the embodiments of the utility model without departing from the scope of the utility model as set forth in the claims below. Therefore, equivalent changes made according to the spirit of the present invention should be covered within the protection scope of the present invention without departing from the contents of the technical scheme of the present invention.

Claims

1. An outdoor waterproof ventilation and heat dissipation type dry-type transformer outer box comprises a main body (7), a base (1) and a shell, wherein the main body (7) is fixedly connected to the base (1); the housing is detachably mounted to the base (1), and the main body (7) is arranged inside the housing, characterized in that: the shell is composed of four side plates (3) and a top plate (2), wherein a plurality of heat dissipation ports (31) are preset in each side plate (3); the top plate (2) is of a structure with a higher middle part and lower two sides; an air suction opening (21) is preset in the top plate (2), wherein a first fan (51) is installed in the air suction opening (21); the air suction device is characterized by further comprising a supporting rod (42) and a rain shielding cover (41), wherein the rain shielding cover (41) is arranged above the air suction opening (21), and the rain shielding cover (41) and the top plate (2) are fixedly connected with each other through the supporting rod (42); a first air duct is formed between the rain cover (41) and the top plate (2); and a second rain baffle (32) is arranged on the outer side of each heat dissipation opening (31), wherein the second rain baffles (32) and the side plates (3) form a second air duct.

2. An outdoor waterproof ventilation heat dissipation type dry-type transformer outer box according to claim 1, characterized in that: a first rain baffle (22) formed around the air suction opening (21) is arranged on the top surface of the top plate (2) in advance.

3. An outdoor waterproof ventilation heat dissipation type dry-type transformer outer box according to claim 1, characterized in that: the rain cover (41) is of a structure with a higher middle part and lower two sides.

4. The outdoor waterproof ventilation cooling type dry-type transformer outer box of claim 1, characterized in that: the top of the base (1) is fixedly provided with a second fan (52), and the second fan (52) is arranged inside the shell.

5. An outdoor waterproof ventilation heat dissipation type dry-type transformer outer box according to claim 1, characterized in that: the bottom of each side plate (3) is mounted on the base (1) through a bolt, and a second shockproof rubber pad (82) is arranged between each side plate (3) and the base (1) in advance.

6. An outdoor waterproof ventilation heat dissipation type dry-type transformer outer box according to claim 1, characterized in that: four drainage grooves (61) are arranged at the top of the base (1), wherein the four drainage grooves (61) are fixedly connected to the side plates (3) from the inner sides of the side plates (3) respectively, and drainage pipes (62) penetrating out of the side plates (3) are preset in the drainage grooves (61).

7. The outdoor waterproof ventilation cooling type dry-type transformer outer box of claim 1, characterized in that: a first shockproof rubber pad (81) is arranged between the main body (7) and the base (1) in advance.