CN206907607U - A kind of underwater transformer - Google Patents

Abstract

The utility model discloses an underwater transformer, which comprises a transformer body, a transformer cabin, a cooling fan and a fixing device; the transformer body is fixed in the transformer cabin through the fixing device, and the cooling fan is installed on the fixing device; the fixing device It includes two transformer body fixing clips, multiple transformer body fixing rods and fixing buckles. The transformer body fixing clips are equipped with cooling fan fixing ports, gas circulation ports and holes for fixing the The two ends of the rod pass through the holes of the two transformer body fixing clips and are fixed by the cross bar fixing head. The two ends of the transformer body fixing rod are installed on the transformer cabin through fixing buckles; the utility model completely uses physical cooling, There is no special cooling mechanism, easy to use, can significantly reduce energy consumption, extremely economical, durable and reliable, long life, and will not affect the transformer.

Description

an underwater transformer

technical field

The utility model relates to the technical field of transformer manufacturing, in particular to an underwater transformer.

Background technique

The principle of transformer voltage transformation was first discovered by Faraday, but it was not practically applied until the 1880s; in the competition between whether the power plant should output direct current or alternating current, the transformer is one of the key factors for the victory of alternating current; the transformer can convert electrical energy into The form of high voltage and low current is converted back after the transmission is completed, which greatly reduces the loss of electric energy during the transmission process, making the economic transmission distance of electric energy farther; the transformer is composed of an iron core or a magnetic core and a coil, and the coil has two One or more windings, the winding connected to the power supply is called the primary coil, and the rest of the windings are called the secondary coil, which can transform the AC voltage, current and impedance. The simplest iron-core transformer is an iron core made of a soft magnetic material. core and two coils with different turns on the core; however, there are few types of underwater transformers on the market at present, and some underwater transformers with good water resistance and good heat dissipation have become the darling of the market; For example, the patent with the Chinese application number CN 202363223U discloses an underwater transformer, which provides a special underwater transformer with good heat dissipation effect, reliable waterproof, and waterproof sheathed wire for the coil winding. However, the structure of this transformer is relatively complicated. The cost is very high; the Chinese patent application No. CN104979089A discloses an underwater transformer, which provides a special underwater transformer with good heat dissipation effect and fast heat dissipation speed. It is blocked by debris such as sediment, which reduces the heat dissipation performance; based on the above reasons, the existing underwater transformers have different defects and are not suitable for practical use. It is urgent to propose an improved underwater transformer to meet the needs of the market. Usage requirements.

Utility model content

The purpose of this utility model is to provide an underwater transformer with good heat dissipation effect, low cost and not easy to be damaged, so as to solve the problems raised in the above-mentioned background technology.

In order to achieve the above object, the utility model provides the following technical solutions:

An underwater transformer includes a transformer body, a transformer cabin, a cooling fan and a fixing device; the transformer body includes an iron core, green shell paper, and a coil, and the green shell paper and the coil are alternately wound on the iron core; The transformer body is fixed in the transformer cabin through the fixing device, the cooling fan is installed on the fixing device, and the transformer cabin directly contacts the seawater.

As a further solution of the present invention: the fixing device includes two transformer body fixing clips and a plurality of transformer body fixing rods and fixing buckles, the transformer body fixing clip is a disc with a central hole, and the center hole is a The cooling fan fixing ports on both sides or one side of the cooling fan fixing ports are installed with cooling fans; multiple holes for fixing the fixing rods of the transformer body are arranged at equal intervals on the disc, so that The two ends of the transformer body fixing rod are provided with threads, and the two transformer body fixing clips are respectively arranged on both sides of the transformer body, and the two ends of the fixing transformer body fixing rod respectively pass through the holes of the two transformer body fixing clips, And install the fixed head of the cross bar to fix and clamp; the two ends of the fixed rod of the fixed transformer body are installed on the transformer cabin through the fixing buckle; the contact surface between the fixing device and the transformer cabin is provided with a heat-conducting silicone grease coating, and the transformer body and the fixed The gaps between the devices are filled with thermal grease.

As a further solution of the utility model: the fixing device is made of stainless steel, the transformer body fixing clip of the fixing device is a circle with a plurality of holes with a cross section larger than the transformer cross section, and the transformer body fixing clip is on the circumference of A plurality of notches are arranged at equal intervals as gas circulation ports.

As a further solution of the utility model: the transformer cabin is made of aluminum alloy material, a plurality of grooves are arranged on the outer surface of the transformer cabin, the transformer cabin is a single-layer shell and directly contacts with sea water.

As a further solution of the present invention: the gap between the transformer cabin and the transformer body is filled with heat-conducting silicone grease.

Compared with the prior art, the beneficial effect of the utility model is: the utility model arranges a fixing device between the transformer body and the transformer cabin, so that the heat generated by the transformer body is evenly distributed in the airtight transformer cabin, and the transformer The cabin is in direct contact with the seawater, and the seawater directly absorbs the heat in the transformer cabin through simple heat exchange; the wound transformer body is fixed in the transformer cabin by a fixing device, and is in close contact with the cabin, and the contact surface is made of heat-conducting silicone grease Fill the gap, and fix the heat dissipation fan in the center of the transformer body. Through the action of the heat dissipation fan, the gas in the closed transformer cabin is continuously circulated, and the heat generated by the transformer body is evenly dispersed in the airtight transformer cabin; airtight The outside of the transformer cabin is in direct contact with seawater, and the seawater is used as a coolant to directly absorb heat from the transformer cabin through a simple heat exchange method, so as to achieve the cooling effect on the inner wall of the cabin, and cooperate with the cooling fan to dissipate heat to reduce the temperature in the cabin and ensure the stability of the transformer body Operation; the utility model completely uses physical cooling, without special cooling mechanical device, easy to use, can significantly reduce energy consumption, high economic efficiency, durable and reliable, long life, and will not affect the transformer body.

Description of drawings

Fig. 1 is the front view of the fixing device in the utility model.

Fig. 2 is a three-dimensional schematic diagram of the installation structure of the present invention.

Fig. 3 is a schematic diagram of the three-dimensional structure of the fixing device in the present invention.

Fig. 4 is a side view of the installation structure of the present invention.

Fig. 5 is a front view of the installation structure of the present invention.

Fig. 6 is a schematic structural view of the fixing clip in the present invention.

Among them, 1-transformer body fixing clip; 2-transformer body fixing rod; 3-transformer cabin; 4-transformer body; 5-fixing device; 6-cooling fan fixing port; 7-gas circulation port; Fixed head.

detailed description

The technical solution of this patent will be described in further detail below in conjunction with specific embodiments.

Please refer to Fig. 1-6, a kind of underwater transformer, comprises transformer body 4, transformer cabin body 3, cooling fan and fixing device 5; Described transformer body 4 comprises iron core, green shell paper, coil, green shell paper and coil Alternate layered winding on the iron core; the transformer body 4 is fixed in the transformer cabin 3 through a fixing device 5, and the cooling fan is installed on the fixing device 5; the fixing device 5 includes two transformer body fixing clips 1 and A plurality of transformer body fixing rods 2 and fixing buckles, the transformer body fixing clip 1 is a disc with a central hole, the center hole is a cooling fan fixing port 6 for installing a cooling fan, and the cooling fan fixing ports 6 or One side cooling fan fixing port 6 is equipped with a cooling fan; a plurality of holes for fixing the transformer body fixing rod 2 are arranged at equal intervals on the disc, and the two ends of the transformer body fixing rod 2 are provided with threads, two The transformer body fixing clips 1 are respectively arranged on both sides of the transformer body 4, the two ends of the fixed transformer body fixing rod 2 pass through the holes of the two transformer body fixing clips 1 respectively, and the cross bar fixing head 8 is fixed and clamped ; The two ends of the fixing rod 2 of the fixed transformer body are installed on the transformer cabin 3 through fixing buckles; the contact surface between the fixing device 5 and the transformer cabin 3 is provided with a thermal conductive silicone grease coating, The gaps are filled with thermal grease.

The fixing device 5 is made of stainless steel. The transformer body fixing clip 1 of the fixing device 5 is a circle with a plurality of holes with a cross section larger than the transformer cross section. A gap is used as the gas circulation port 7; the transformer cabin body 3 is made of aluminum alloy material, and a plurality of grooves are arranged on the outer surface of the transformer cabin body 3, and the transformer cabin body 3 is a single-layer shell; the transformer cabin body 3 and the The gaps between the transformer bodies 4 are filled with heat-conducting silicone grease to help heat dissipation.

The preferred implementation of this patent has been described in detail above, but this patent is not limited to the above-mentioned implementation, and within the knowledge of those of ordinary skill in the art, it can also be made without departing from the purpose of this patent. Variations.

Claims (5)

1. An underwater transformer comprises a transformer body (4), a transformer cabin (3), a heat dissipation fan and a fixing device (5); it is characterized in that: said transformer body (4) includes iron core, green shell paper, Coils, green shell paper and coils are alternately wound on the iron core in layers; the transformer body (4) is fixed in the transformer cabin (3) through the fixing device (5), and the cooling fan is installed on the fixing device (5). 2. The underwater transformer according to claim 1, characterized in that the fixing device (5) comprises two transformer body fixing clips (1) and a plurality of transformer body fixing rods (2) and fixing buckles, The fixing clip (1) of the transformer body is a disc with a central hole. The central hole is the cooling fan fixing port (6) for installing the cooling fan. The cooling fan fixing ports (6) on both sides or one side of the cooling fan are fixed. The port (6) is equipped with a cooling fan; a plurality of holes for fixing the transformer body fixing rod (2) are arranged at equal intervals on the disk, and the two ends of the transformer body fixing rod (2) are provided with threads, two The transformer body fixing clips (1) are respectively arranged on both sides of the transformer body (4), and the two ends of the fixing transformer body fixing rods (2) respectively pass through the holes of the two transformer body fixing clips (1), and install The fixed head of the cross bar (8) is fixed and clamped; the two ends of the fixing rod (2) of the fixed transformer body are installed on the transformer cabin (3) through fixing buckles; the contact between the fixing device (5) and the transformer cabin (3) The surface is provided with a heat-conducting silicone grease coating, and the gap between the transformer body (4) and the fixing device (5) is filled with heat-conducting silicone grease. 3. The underwater transformer according to claim 1, characterized in that, the fixing device (5) is made of stainless steel, and the transformer body fixing clip (1) of the fixing device (5) has a section larger than that of the transformer. A circular shape with a plurality of holes, a plurality of gaps are arranged at equal intervals on the circumference of the transformer body fixing clip (1) as gas circulation ports (7). 4. The underwater transformer according to any one of claims 1-2, characterized in that, the transformer cabin (3) is made of aluminum alloy material, and the outer surface of the transformer cabin (3) is provided with a plurality of grooves, The transformer cabin (3) is a single-layer shell. 5. The underwater transformer according to any one of claims 1-2, characterized in that the gap between the transformer cabin (3) and the transformer body (4) is filled with heat-conducting silicone grease.