CN211699911U

CN211699911U - Transformer with external protection device

Info

Publication number: CN211699911U
Application number: CN202020834923.8U
Authority: CN
Inventors: 关天育; 关天正; 吕鑫; 龙华祥; 申忠伟; 魏仲达; 赵建影; 杨以法; 周长安
Original assignee: Hebei Tianyu Jiuwu Electric Co ltd
Current assignee: Hebei Tianyu Jiuwu Electric Co ltd
Priority date: 2020-05-18
Filing date: 2020-05-18
Publication date: 2020-10-16
Anticipated expiration: 2030-05-18

Abstract

The utility model discloses a transformer with outside protector, including protective housing and transformer main part, the fixed seat foot that is equipped with in protective housing bottom surface, two sets of standing grooves have been seted up in the protective housing bottom, and the fixed spring that is equipped with of protective housing internal face opposition, spring one end fixedly connected with insulating offset plate, the welding of transformer main part bottom surface has two sets of support frames, and the support frame is placed in the standing groove. This transformer with outside protector is through setting up the standing groove in the protective housing, first passageway and second passageway, the transformer main part passes through the support frame and places in the standing groove, realize the reinforcement connection between support frame and the protective housing through the screw rod, realize pressing with the stable of insulating offset plate to the transformer main part through the spring, and have the insulating function, realize the heat dissipation in the protective housing through the thermovent, realize waterproof function through waterproof edge, this transformer with outside protector's protective function is good, has the heat dissipation, insulating and waterproof advantage.

Description

Transformer with external protection device

Technical Field

The utility model relates to a transformer protector technical field specifically is a transformer with outside protector.

Background

A Transformer (Transformer) is a device that changes an alternating-current voltage by using the principle of electromagnetic induction, and main components are a primary coil, a secondary coil, and an iron core (magnetic core). The main functions are voltage transformation, current transformation, impedance transformation, isolation, voltage stabilization (magnetic saturation transformer) and the like. The transformer can be divided into a power transformer and a special transformer (an electric furnace transformer, a rectification transformer, a power frequency test transformer, a voltage regulator, a mining transformer, an audio transformer, a medium-frequency transformer, a high-frequency transformer, an impact transformer, an instrument transformer, an electronic transformer, a reactor, a mutual inductor and the like) according to the application.

The transformer plays a vital role in life of people, a protection device of the transformer in the prior art generally only has a simple protection function on the transformer, an insulation device and a heat dissipation device are lacked between the protection device and the transformer, and the safety needs to be improved.

The transformer with the protection device is disclosed in the prior art, application number CN201611177377.X, through setting up the transformer box body, the fin, the protection casing, the connecting rod, the cushion block, thereby close at the box top through the protection casing lid, can protect the box, the fin supports through the holding surface of cushion block simultaneously, can guarantee that the fin is stable, it is impaired to prevent that the fin from deforming, but this transformer with the protection device does not possess insulating device and watertight fittings to the transformer, not enough to prior art, a transformer with outside protection device is designed in the prior art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a transformer with outside protector to the current transformer of taking protector that proposes in solving above-mentioned background does not possess the problem to the insulator arrangement and the watertight fittings of transformer.

In order to achieve the above object, the present invention provides a transformer with an external protection device, which comprises a protection box and a transformer main body, the bottom surface of the protective box is fixedly provided with a seat foot, two groups of placing grooves are oppositely arranged in the bottom of the protective box, and the inner wall surface of the protective box is oppositely and fixedly provided with a spring, one end of the spring is fixedly connected with an insulating rubber plate, two groups of support frames are welded on the bottom surface of the transformer main body, the support frames are placed in the placing groove, two groups of positioning grooves are arranged on the side surface of the supporting frame, four groups of first channels and four groups of second channels are oppositely arranged in the bottom of the protective box, a screw rod is arranged in the positioning groove and the first channel, one end of the screw rod is fixedly provided with a twisting handle in the second channel, the thermovent has been seted up in the opposition of protective housing casing both sides, and the protective housing both sides outside all fixed waterproof edge that is equipped with.

Preferably, the top of the protective box is of an open structure, and the top of the protective box is connected with a box cover through a bolt.

Preferably, the springs are arranged on the inner wall surfaces of the two sides of the protective box in a regular matrix, and one side, far away from the springs, of the insulating rubber plate is in contact with the side surface of the transformer body.

Preferably, the first channel is communicated with the inside of the placing groove, the inner wall surfaces of the fixed outer groove and the first channel are provided with thread grooves meshed with the screw rods, and the second channel is communicated with the outside of the protective box and the inside of the first channel.

Preferably, the heat dissipation opening is provided with a plurality of groups along the extending direction of two sides of the protection box, and the heat dissipation opening is arranged in an outward inclined shape.

Preferably, waterproof along being the form of buckling, waterproof along the bottom be the level form, and waterproof along length being greater than the length of thermovent, and waterproof along setting up in the thermovent top.

Compared with the prior art, the beneficial effects of the utility model are that: this transformer with outside protector is through setting up the standing groove in the protective housing, first passageway and second passageway, the transformer main part passes through the support frame and places in the standing groove, realize the reinforcement connection between support frame and the protective housing through the screw rod, realize pressing with the stable of insulating offset plate to the transformer main part through the spring, and have the insulating function, realize the heat dissipation in the protective housing through the thermovent, realize waterproof function through waterproof edge, this transformer with outside protector's protective function is good, has the heat dissipation, insulating and waterproof advantage.

Drawings

Fig. 1 is a front cross-sectional view of a transformer with an external protection device according to the present invention;

fig. 2 is a schematic side view of a portion of a transformer with an external protection device according to the present invention;

fig. 3 is a schematic diagram of a partial top view of the interior of the transformer with the external protection device according to the present invention.

In the figure: 1. protective housing, 2, transformer main part, 3, seat foot, 4, standing groove, 5, spring, 6, insulating cement, 7, support frame, 8, constant head tank, 9, first passageway, 10, second passageway, 11, screw rod, 12, twist, 13, thermovent, 14, waterproof edge, 15, case lid.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a transformer with an external protection device comprises a protection box 1 and a transformer main body 2, wherein the top of the protection box 1 is of an open structure, the top of the protection box 1 is connected with a box cover 15 through a bolt, so that the transformer main body 2 can be placed into the protection box 1 from the top, the top of the protection box 1 is protected through the box cover 15, a base 3 is fixedly arranged on the bottom surface of the protection box 1, two groups of placing grooves 4 are oppositely formed in the bottom of the protection box 1, springs 5 are oppositely and fixedly arranged on the inner wall surface of the protection box 1, one ends of the springs 5 are fixedly connected with insulating rubber plates 6, the springs 5 are regularly arranged on the inner wall surfaces of two sides of the protection box 1 in a matrix manner, one sides, far away from the springs 5, of the insulating rubber plates 6 are in contact with the side surfaces of the transformer main body 2, so that the insulating rubber plates 6 have elastic acting force, prevent the transformer body 2 from damaging when accidentally colliding, and realize the insulating function through the insulating rubber plate 6, reduce the contact area between the transformer body 2 and the protective box 1, facilitate the heat dissipation, the bottom surface of the transformer body 2 is welded with two sets of supporting frames 7, the supporting frames 7 are placed in the placing groove 4, the side surfaces of the supporting frames 7 are provided with two sets of positioning grooves 8, the bottom of the protective box 1 is oppositely provided with four sets of first passages 9 and four sets of second passages 10, the positioning grooves 8 and the first passages 9 are internally provided with screw rods 11, one end of each screw rod 11 is fixedly provided with a twisting handle 12 which is arranged in the second passage 10, the first passages 9 are communicated with the placing groove 4, the inner wall surfaces of the fixed outer grooves 8 and the first passages 9 are provided with thread grooves which are meshed with the screw rods 11, the second passages 10 are communicated with the outside of the protective box 1 and the first passages 9, thus the screw rods 11, thereby realize the reinforced connection between support frame 7 and protective housing 1 through screw rod 11, and then improve the stability of transformer main part 2 in protective housing 1, be convenient for control screw rod 11 through twisting 12, thermovent 13 has been seted up to 1 casing both sides opposition of protective housing, thermovent 13 is equipped with the multiunit along 1 both sides extending direction of protective housing, and thermovent 13 is the setting of outwards slope form, set up multiunit thermovent 13 like this and improve the heat dissipation in protective housing 1, and thermovent 13 that the slope set up can prevent that the rainwater from entering into protective housing 1, and the outside equal fixed waterproof edge 14 that is equipped with in protective housing 1 both sides, waterproof edge 14 is the form of buckling, waterproof edge 14 bottom is the level form, and waterproof edge 14 length is greater than the length of thermovent 13, and waterproof edge 14 sets up in thermovent 13 top, waterproof along 14 waterproof along the waterproof nature that 14 improves protective housing 1.

The working principle is as follows: when using this transformer with outside protector, place transformer main part 2 in protective housing 1 earlier, make two sets of feet 3 be located two sets of standing grooves 4 respectively, and make two sets of insulating offset plates 6 and the contact of transformer main part 2 both sides, put into first passageway 9 and constant head tank 8 with screw rod 11 through helicitic texture, carry out stable being connected to support frame 7 and protective housing 1, and make to twist 12 and be located second passageway 10, use four sets of screw rods 11 to fix support frame 7 with this, pass through the bolt fastening at protective housing 1 top with case lid 15 at last, above for this transformer working process that has outside protector.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a transformer with outside protector, includes protective housing (1) and transformer main part (2), fixed seat foot (3) that are equipped with in protective housing (1) bottom surface, its characterized in that: two groups of placing grooves (4) are oppositely arranged in the bottom of the protective box (1), springs (5) are oppositely and fixedly arranged on the inner wall surface of the protective box (1), one end of the spring (5) is fixedly connected with an insulating rubber plate (6), two groups of supporting frames (7) are welded on the bottom surface of the transformer main body (2), the supporting frame (7) is placed in the placing groove (4), two groups of positioning grooves (8) are arranged on the side surface of the supporting frame (7), four groups of first channels (9) and four groups of second channels (10) are oppositely arranged in the bottom of the protective box (1), a screw rod (11) is arranged in the positioning groove (8) and the first channel (9), one end of the screw rod (11) is fixedly provided with a twisting handle (12) which is arranged in the second channel (10), the radiator (13) has been seted up in proof box (1) casing both sides opposition, and proof box (1) both sides outside all is fixed and is equipped with waterproof edge (14).

2. A transformer with external protection according to claim 1, characterized in that: the top of the protective box (1) is of an opening structure, and the top of the protective box (1) is connected with a box cover (15) through a bolt.

3. A transformer with external protection according to claim 1, characterized in that: the springs (5) are arranged on the inner wall surfaces of the two sides of the protective box (1) in a regular matrix, and one side, far away from the springs (5), of the insulating rubber plate (6) is in contact with the side surface of the transformer main body (2).

4. A transformer with external protection according to claim 1, characterized in that: the first channel (9) is communicated with the inside of the placing groove (4), thread grooves meshed with the screw rods (11) are formed in the inner wall surfaces of the positioning groove (8) and the first channel (9), and the second channel (10) is communicated with the outside of the protection box (1) and the inside of the first channel (9).

5. A transformer with external protection according to claim 1, characterized in that: the heat dissipation port (13) is provided with a plurality of groups along the extending direction of two sides of the protection box (1), and the heat dissipation port (13) is arranged in an outward inclined shape.

6. A transformer with external protection according to claim 5, characterized in that: waterproof edge (14) are the form of buckling, and waterproof edge (14) bottom is the level form, and waterproof edge (14) length is greater than the length of thermovent (13), and waterproof edge (14) set up in thermovent (13) top.