CN219040179U

CN219040179U - Waterproof protective housing for outdoor transformer

Info

Publication number: CN219040179U
Application number: CN202222226892.XU
Authority: CN
Inventors: 刘嘉玲
Original assignee: Wuhan Donghu University
Current assignee: Wuhan Donghu University
Priority date: 2022-08-24
Filing date: 2022-08-24
Publication date: 2023-05-16
Anticipated expiration: 2032-08-24

Abstract

The utility model relates to a protective housing, in particular to a waterproof protective housing for an outdoor transformer. The utility model provides a waterproof protective shell with heat dissipation, waterproof and protection functions for an outdoor transformer. The present utility model provides a waterproof protective case for an outdoor transformer, comprising: the insulating shells are arranged on the inner side walls of the two waterproof shells; the upper part of the front side wall of the waterproof shell on the front side is provided with a square hole, and the square hole on the upper part of the front side wall of the waterproof shell on the front side is internally provided with a ventilation protection net; the middle parts of the left side wall and the right side wall of the waterproof shell at the rear side are provided with round holes at the front positions. The operating personnel can realize the placement of transformer through the waterproof housing of control knob and front side, and waterproof housing plays the guard action to the transformer, and ventilation protection network plays the ventilation effect to the transformer.

Description

Waterproof protective housing for outdoor transformer

Technical Field

The utility model relates to a protective housing, in particular to a waterproof protective housing for an outdoor transformer.

Background

With the development of the power industry, a transformer is developed, and the transformer is a device for changing an ac voltage by using the principle of electromagnetic induction, and mainly includes a primary coil, a secondary coil and an iron core. According to the cooling mode, the transformer can be divided into a dry type transformer and an oil immersed transformer, in order to reduce the manufacturing cost, most of the oil immersed transformer is used, transformer oil in the oil immersed transformer is filled with transformer oil, the transformer oil in the oil immersed transformer is extremely easy to be wet due to the fact that sealing is not tight, moisture in the air is exchanged into the oil, and oxidation with the air is carried out, the ageing speed of the oil is accelerated, the oil performance is reduced after a long time, and sediment is generated, so that the oil must be periodically exchanged, and the transformer is often overloaded to operate due to the fact that the installation quantity of the transformer is increased, and the transformer is overheated, so that the service life of the transformer is shortened and the oil is aged.

The existing oil immersed transformer does not have any protection function, is usually arranged outdoors and is subjected to wind blowing and rain, and because the waterproof performance is poor, potential leakage hazards are easily generated due to the penetration of rainwater, and safety accidents are caused, so that a waterproof protection shell with heat dissipation, waterproof and protection functions for the outdoor transformer is required to be designed.

Disclosure of Invention

In order to overcome the defect that the existing oil immersed transformer does not have any protection function, is usually arranged outdoors and is subjected to wind blowing and rain showering, the potential leakage hazards are easily generated due to the penetration of rainwater and the safety accident is caused due to poor waterproof performance, the technical problem is as follows: a waterproof protective case for an outdoor transformer with heat dissipation, waterproofing and protection functions is provided.

A waterproof protective case for an outdoor transformer, comprising: the insulating shells are arranged on the inner side walls of the two waterproof shells; the upper part of the front side wall of the waterproof shell on the front side is provided with a square hole, and the square hole on the upper part of the front side wall of the waterproof shell on the front side is internally provided with a ventilation protection net; the middle parts of the left side wall and the right side wall of the waterproof shell at the rear side are provided with round holes at the front positions, and the round holes at the front positions of the middle parts of the left side wall and the right side wall of the waterproof shell at the rear side are internally provided with the first connecting rods in a rotary mode; the two first connecting rods are respectively provided with a knob at one end far away from each other; the clamping blocks are arranged on one sides of the two first connecting rods opposite to each other; the limiting blocks are arranged in the middle parts of the left side wall and the right side wall in the waterproof shell at the front side and are matched with the clamping blocks in a clamping way; the protection post, two waterproof housing tops all transversely evenly spaced have the round hole, all are provided with the protection post in the round hole of two waterproof housing tops all transversely evenly spaced, and the external cable conductor of protection post and transformer passes through the mode cooperation of cup jointing.

Further, the method further comprises the following steps: the middle part of the inner rear side wall of the waterproof shell at the rear side is transversely and uniformly provided with two brackets at intervals; the center positions of the rear side walls of the two brackets are respectively provided with a second connecting rod, and the second connecting rods penetrate through the waterproof shell at the rear side; the front sides of the two second connecting rods are provided with fan blades; a protective shell is arranged in the center of the rear side wall of the outer side of the waterproof shell at the rear side; the mounting seat is arranged at the bottom of the inner side of the protective shell; the mounting seat is provided with a double-shaft motor; the two output shafts of the double-shaft motor are connected with the fixed rod through a coupler at one side which is far away from each other; bevel gears are arranged on the sides, close to each other, of the second connecting rod and the fixing rod, and the bevel gears on the second connecting rod are meshed with the bevel gears on the fixing rod.

Further, the insulating shell is made of rubber.

Further, the top of guard post all is provided with the sealing washer.

Further, the fan blade is made of metal.

Further, small-sized metal baffles are arranged at the net openings of the ventilation protective net at intervals.

The utility model has the following advantages: 1. the operating personnel can realize the placement of transformer through the waterproof housing of control knob and front side, and waterproof housing plays the guard action to the transformer, and ventilation protection network plays the ventilation effect to the transformer.

2. The transformer can be cooled through the cooperation of the support, the second connecting rod, the fan blades, the protective shell, the mounting seat, the double-shaft motor, the fixing rod and the bevel gear.

3. The insulating shell is made of rubber material, and has the advantages of insulation and softness.

Drawings

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

Fig. 2 is a schematic view of a first partial perspective cross-sectional structure of the present utility model.

Fig. 3 is a schematic view of a second partial perspective cutaway structure of the present utility model.

Fig. 4 is a schematic view of a third partial perspective cross-sectional structure of the present utility model.

In the reference numerals: 1_waterproof shell, 2_insulating shell, 3_ventilation protection network, 4_head rod, 5_knob, 6_fixture block, 7_stopper, 8_protection post, 9_support, 10_second connecting rod, 11_flabellum, 12_protective housing, 1201_mount pad, 13_biax motor, 1301_dead lever, 14_bevel gear.

Detailed Description

The following describes in detail the preferred embodiments of the present utility model with reference to the accompanying drawings.

Example 1

As shown in fig. 1 to 3, the utility model provides a waterproof protective shell for an outdoor transformer, which specifically comprises a waterproof shell 1, an insulating shell 2, a ventilation protective net 3, a first connecting rod 4, a knob 5, a clamping block 6, a limiting block 7 and a protective column 8, wherein the insulating shell 2 is arranged on the inner side walls of the two waterproof shells 1 in a bolt connection mode, square holes are formed in the upper parts of the front side walls of the front side waterproof shell 1, the ventilation protective net 3 is arranged in the square holes in the upper parts of the front side walls of the front side waterproof shell 1 in a bolt connection mode, round holes are formed in the middle parts of the left side wall and the right side wall of the rear side waterproof shell 1, the first connecting rod 4 is rotatably arranged in the round holes in the middle parts of the left side wall and the right side wall of the rear side waterproof shell 1 in a bolt connection mode, one ends, which are far away from each other, of the two first connecting rods 4 are provided with the knob 5 in a bolt connection mode, one sides, which are opposite, of the two first connecting rods 4 are provided with the clamping blocks 6 in a welding mode, the middle parts of the left side wall and the front side wall of the waterproof shell 1 are provided with a square hole, the limiting block 7 is in a clamping block 6 in a clamping connection mode, the middle part of the front side wall is arranged in the front of the front side wall of the waterproof shell 1, the waterproof shell 1 is uniformly separated from the round holes in a bolt connection mode, and the two top waterproof shells are uniformly and evenly spaced apart from the round holes are connected with the round holes in a transverse cable wire through the outer connection between the two ends through the round holes 8, and the two waterproof bolts are uniformly and connected with the protection column 8.

When needing to protect the transformer, operating personnel hold knob 5 forward rotation, knob 5 drives fixture block 6 forward rotation through head rod 4, and then make fixture block 6 and stopper 7 separation cooperation, operating personnel hold the waterproof housing 1 forward motion of front side, operating personnel place the transformer in the waterproof housing 1 inboard bottom of rear side, operating personnel hold waterproof housing 1 backward motion of front side, the waterproof housing 1 back lateral wall of front side and the waterproof housing 1 contact of rear side, operating personnel hold knob 5 reverse rotation, knob 5 drives fixture block 6 reverse rotation through head rod 4, and then make fixture block 6 and stopper 7 joint cooperation, waterproof housing 1 mainly plays the guard action to the transformer, ventilation protection network 3 can play the ventilation effect to the transformer, insulating case 2 is the rubber material, have insulating, soft advantage, the protection transformer that can be better does not receive the damage, the net gapped department of ventilation protection network 3 all is provided with small-size metal barrier, the small-size metal barrier that the interval set can also be in the time can prevent that big objects such as grit from getting into the device to get into the device, the sealing washer 8 in the middle of can both sides the sealing washer, the sealing washer is closely can be avoided to the external connection to the transformer to the top of the transformer.

Example 2

As shown in fig. 4, on the basis of embodiment 1, the device specifically further comprises a bracket 9, a second connecting rod 10, fan blades 11, a protective shell 12, a mounting seat 1201, a double-shaft motor 13, a fixing rod 1301 and bevel gears 14, wherein the middle parts of the rear side walls in the waterproof housing 1 at the rear side are transversely uniformly spaced, the brackets 9 are arranged in a welded mode, the number of the brackets 9 is two, the center positions of the rear side walls of the two brackets 9 are respectively provided with the second connecting rod 10, the second connecting rod 10 penetrates through the waterproof housing 1 at the rear side, the front sides of the two second connecting rods 10 are respectively provided with the fan blades 11, the center positions of the rear side walls outside the waterproof housing 1 at the rear side are respectively provided with the protective shell 12 in a bolt connection mode, the mounting seat 1201 is arranged at the bottom of the inner side of the protective shell 12, the double-shaft motor 13 is arranged on the mounting seat 1201, one sides of the two output shafts of the double-shaft motor 13 are respectively connected with the fixing rod 1301 through a coupling, one side of the second connecting rod 10, which is mutually close to the fixing rod 1301, the bevel gears 14 are respectively arranged at the side of the second connecting rod 10, and the bevel gears 14 on the second connecting rod 10 are mutually meshed with the bevel gears 14 on the fixing rod 1301.

The operating personnel starts biax motor 13, and biax motor 13 output shaft rotates and drives two bevel gears 14 meshing through dead lever 1301, and through two bevel gears 14 meshing transmission, and then drives second connecting rod 10 and rotate, and second connecting rod 10 drives the high-speed rotation of flabellum 11 and dispels the heat to the transformer, and flabellum 11 is the metal material, has long-term use non-deformation, advantage that the amount of wind is big.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related arts are included in the scope of the present utility model.

Claims

1. A waterproof protective case for an outdoor transformer, comprising:

the insulating shells (2) are arranged on the inner side walls of the two waterproof shells (1);

the upper part of the front side wall of the waterproof shell (1) at the front side is provided with square holes, and the square holes at the upper part of the front side wall of the waterproof shell (1) at the front side are internally provided with the ventilation protection net (3);

the waterproof device comprises a first connecting rod (4), a round hole is formed in the front position of the middle parts of the left and right side walls of a waterproof shell (1) at the rear side, and the first connecting rod (4) is rotatably arranged in the round hole in the front position of the middle parts of the left and right side walls of the waterproof shell (1) at the rear side;

the knobs (5) are arranged at the ends, away from each other, of the two first connecting rods (4);

the clamping blocks (6) are arranged on one sides of the two first connecting rods (4) which are opposite to each other;

the limiting blocks (7) are arranged in the waterproof shell (1) at the front side, the limiting blocks (7) are arranged at the rear positions of the middle parts of the left side wall and the right side wall, and the limiting blocks (7) are matched with the clamping blocks (6) in a clamping way;

the protection post (8), the equal horizontal evenly spaced in top of two waterproof housing (1) has the round hole, all is provided with protection post (8) in the round hole of the equal horizontal evenly spaced in top of two waterproof housing (1), and the external cable conductor of protection post (8) and transformer is through the mode cooperation of cup jointing.

2. The waterproof protective case for an outdoor transformer according to claim 1, further comprising:

the waterproof device comprises brackets (9), wherein the brackets (9) are transversely and uniformly arranged in the middle of the inner rear side wall of the waterproof shell (1) at intervals, and the number of the brackets (9) is two;

the center positions of the rear side walls of the two brackets (9) are respectively provided with a second connecting rod (10), and the second connecting rods (10) penetrate through the waterproof shell (1) at the rear side;

the fan blades (11) are arranged on the front sides of the two second connecting rods (10);

a protective shell (12), wherein the central position of the rear side wall of the outer side of the waterproof shell (1) at the rear side is provided with the protective shell (12);

the mounting seat (1201) is arranged at the bottom of the inner side of the protective shell (12);

the double-shaft motor (13) is arranged on the mounting seat (1201);

the two output shafts of the double-shaft motor (13) are far away from each other, and are connected with the fixing rod (1301) through a coupler;

the bevel gears (14) are arranged on the sides, close to each other, of the second connecting rod (10) and the fixing rod (1301), of the bevel gears (14), and the bevel gears (14) on the second connecting rod (10) are meshed with the bevel gears (14) on the fixing rod (1301).

3. A waterproof protective case for an outdoor transformer according to claim 1, characterized in that the insulating case (2) is made of rubber.

4. A waterproof protective casing for an outdoor transformer according to claim 1, characterized in that the tops of the protective columns (8) are each provided with a sealing ring.

5. A waterproof protective case for an outdoor transformer according to claim 2, wherein the blades (11) are made of metal.

6. The waterproof protective case for an outdoor transformer according to claim 1, wherein small-sized metal baffles are arranged at the net openings of the ventilation protective net (3) at intervals.