CN215118591U - Energy-saving dry-type transformer - Google Patents

Abstract

The utility model discloses an energy-conserving dry-type transformer, the on-line screen storage device comprises a base, the top of base is provided with a plurality of low-voltage coil, a plurality of high-voltage coil and a plurality of iron core, the iron core is located low-voltage coil just the high-voltage coil cover is put and is formed multiunit device, its characterized in that in low-voltage coil's the outside: every group high-voltage coil and low-voltage coil's below is provided with the layer board, in high-voltage coil's lower extreme inserted the layer board, just low-voltage coil held in the palm and put on the layer board, and the layer board cover is put on the iron core, the layer board is located the base and fixed connection, the utility model discloses a setting is convenient for provide an energy-conserving dry-type transformer to high-voltage coil and the inside cooling of low-voltage coil, take away the heat of the production of coil fast, realize the high-efficient cooling to dry-type transformer, the utility model provides a current forced air cooling dry-type transformer can't be in time the heat of the inside production of winding, and the cooling effect is not good, and consumes the problem of more energy.

Description

Energy-saving dry-type transformer

Technical Field

The utility model relates to a transformer technical field specifically is an energy-conserving dry-type transformer.

Background

Dry-type transformer means the transformer that iron core and winding are not steeped in insulating oil, extensively be used for local lighting, high-rise building, airport, pier CNC mechanical equipment etc, produce a large amount of heats in dry-type transformer working process, need cool off it, current dry-type transformer has natural air cooling and forced air cooling, in order to make dry-type transformer cooling fast, use forced air cooling usually, but the heat that the inside production of winding can't be in time cooled off to current forced air cooling dry-type transformer, the cooling effect is not good, and consume more energy, in order to solve this problem, the utility model discloses the inventor has designed this product.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an energy-conserving dry-type transformer aims at improving the heat that the unable inside production of winding in time of current forced air cooling dry-type transformer, and the cooling effect is not good, and consumes the problem of more energy.

The utility model discloses a realize like this:

the utility model provides an energy-conserving dry-type transformer, includes the base, and the top of base is provided with a plurality of low-voltage coil, a plurality of high-voltage coil and a plurality of iron core, and the iron core is located low-voltage coil and the high-voltage coil cover is put and is formed multiunit device, its characterized in that in the outside of low-voltage coil: the lower part of each group of high-voltage coil and low-voltage coil is provided with a supporting plate, the lower end of the high-voltage coil is inserted into the supporting plate, the low-voltage coil is supported on the supporting plate, the supporting plate is sleeved on the iron core, and the supporting plate is positioned on the base and is fixedly connected with the base.

Furthermore, a plurality of limiting grooves are formed in the cross beam of the base, the supporting plate is placed in the limiting grooves, the limiting grooves are arranged to limit the position of the supporting plate conveniently, and the phenomenon that relative deviation is caused due to the action of external force to influence the circulation of gas is prevented.

Furthermore, the inside wall of the high-voltage coil is provided with a plurality of ventilation holes, the high-voltage coil adopts an oxygen-free copper conductor, epoxy network cloth and resin to form solid insulation, the low-voltage coil adopts an oxygen-free copper foil for winding, the iron core adopts a cold-rolled silicon steel sheet with high quality and high magnetic conductivity, the arrangement of the ventilation holes is convenient for providing necessary passages for the circulation of gas, further the circulation of the gas is accelerated under the action of a cooling fan and the heat generated by the high-voltage coil is taken away, the energy consumption is further reduced, the ventilation holes are obliquely arranged, the lower end of the ventilation holes points to the space of the low-voltage coil and are matched with a supporting plate, the circulation of the gas inside the low-voltage coil and the high-voltage coil is driven under the action of the cooling fan, the high-voltage coil, the low-voltage coil and the iron core have very high mechanical strength and electrical strength and very good heat dissipation performance, the utility model discloses a high-voltage transformer with the advantages of small local discharge capacity, high reliability, high-voltage-resistance, solid insulation, high-voltage transformer, and low-voltage transformer, and a high-voltage transformer, a transformer, long service life, no moisture absorption, flame retardance, explosion resistance, no pollution, small loss, light weight, automatic temperature control, installation space saving, maintenance cost saving, energy saving and the like.

Further, the side of layer board is seted up flutedly, the cavity has been seted up at the recess inboard to the layer board, a plurality of exhaust vents have been seted up to the side of cavity, the perpendicular fixedly connected with connecting pipe in another side of cavity, the setting of recess is convenient for provide the space for high-voltage coil's insertion, the setting of cavity is convenient for store gas temporarily, and the pressure boost under cooling blower's effect, make gaseous high-pressure ejection from the exhaust vent, the setting of exhaust vent is convenient for provide necessary passageway for gaseous output, and the setting of a plurality of exhaust vents is convenient for make gaseous each position injection in the space that high-voltage coil and low-voltage coil constitute, increase gaseous and high-voltage coil and low-voltage coil's area of contact, the cooling efficiency is improved, and then the energy consumption is reduced.

Before using, at first put the layer board cover on the iron core, and the buckle is at the spacing inslot of base, again with high-voltage coil on pasting the core, place low-voltage coil between high-voltage coil and iron core simultaneously, high-voltage coil inserts in the layer board simultaneously, low-voltage coil holds in the palm and puts on the layer board, resume all the other parts of equipment again, pass through the conveyer pipe again with the layer board and be connected with one of them cooling blower, in operation, start cooling blower work, the cooling blower who is connected with the layer board drives the interior gas circulation of low-voltage coil and high-voltage coil, take away low-voltage coil and high-voltage coil inside heat, another cooling blower is right simultaneously the utility model discloses a surface cools down, improves the cooling effect.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a setting is convenient for provide an energy-conserving dry-type transformer to high-pressure coil and the inside cooling of low-voltage coil, take away the heat of the production of coil fast, realize the high-efficient cooling to dry-type transformer, change the mode that present dry-type transformer needs a plurality of cooling blower to its outside cooling simultaneously, reduce the consumption of the dry-type transformer energy, the setting of layer board is convenient for and high-pressure coil and low-voltage coil cooperate, provide necessary device for gaseous one-way circulation and support.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure of the supporting plate of the present invention;

fig. 3 is a schematic diagram of the structure of the high-voltage coil of the present invention;

fig. 4 is a schematic view of the base structure of the present invention;

in the figure: 1. a high-voltage coil; 11. a vent hole; 2. an iron core; 3. a low-voltage coil; 4. a support plate; 41. a groove; 42. a cavity; 43. an air outlet; 44. a connecting pipe; 5. a base; 51. a limiting groove.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are 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. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.

Example (b): referring to fig. 1-4: an energy-saving dry-type transformer comprises a base 5, a plurality of limiting grooves 51 are formed in a cross beam of the base 5, two cooling fans are arranged on the outer side of the base 5, a plurality of low-voltage coils 3 are arranged above the base 5, a high-voltage coil 1 is sleeved on the outer sides of the low-voltage coils 3, a plurality of vent holes 11 are formed in the inner side wall of the high-voltage coil 1, the vent holes 11 are arranged in an inclined mode, the lower ends of the vent holes point to the low-voltage coils 3, iron cores 2 are arranged on the inner sides of the low-voltage coils 3, a supporting plate 4 is arranged below the high-voltage coils 1 and the low-voltage coils 3, the lower ends of the high-voltage coils 1 are inserted into the supporting plate 4, the low-voltage coils 3 are supported on the supporting plate 4, the supporting plate 4 is sleeved on the iron cores 2, the supporting plate 4 is located in the limiting grooves 51 of the base 5, grooves 41 are formed in the positions, close to the high-voltage coils 1, cavities 42 are formed in the inner sides of the supporting plate 4, a plurality of exhaust vents 43 are formed in the side face, close to the low-voltage coil 3, of the cavity 42, the exhaust vents 43 are opposite to the low-voltage coil 3, a connecting pipe 44 is fixedly connected to the side face, far away from the low-voltage coil 3, of the cavity 42 in a vertical mode, the connecting pipe 44 is communicated with the cavity 42, and the connecting pipe 44 is connected with a cooling fan on the outer side of the base 5 through a pipeline.

The utility model provides an energy-saving dry type transformer, so as to cool the inner parts of a high-voltage coil 1 and a low-voltage coil 3, quickly take away the heat generated by the coils, realize the high-efficiency cooling of the dry type transformer, simultaneously change the mode that the existing dry type transformer needs a plurality of cooling fans to cool the outer parts of the dry type transformer simultaneously, reduce the energy consumption of the dry type transformer, the setting of a base 5 is convenient for providing a support for the installation of the high-voltage coil 1, an iron core 2, the low-voltage coil 3 and a supporting plate 4, the setting of a limiting groove 51 is convenient for limiting the position of the supporting plate 4, prevent relative deviation caused by the action of external force and influence the circulation of gas, the high-voltage coil 1 adopts an oxygen-free copper conductor, epoxy network cloth and resin to form solid insulation, the low-voltage coil 3 adopts an oxygen-free copper foil for winding, the iron core 2 adopts a cold-rolled silicon steel sheet with high-quality and high magnetic conductivity, therefore, the utility model has high mechanical strength and electric strength, and has very good heat dispersion, the utility model has the advantages of small local discharge capacity, high reliability, long service life, no moisture absorption, flame retardance, explosion prevention, no pollution, low loss, light weight, automatic temperature control, installation space saving, maintenance cost saving, energy saving and the like, can go deep into a load center, the arrangement of the ventilation holes 11 on the inner side wall of the high-voltage coil 1 is convenient for providing necessary channels for the circulation of gas, further accelerates the circulation of gas under the action of a cooling fan and takes away the heat generated by the high-voltage coil 1, further reduces the energy consumption, the ventilation holes 11 are obliquely arranged, the lower ends of the ventilation holes point to the space between the low-voltage coil 3 and are matched with the supporting plate 4, the circulation of the gas inside the low-voltage coil 3 and the high-voltage coil 1 is driven under the action of the cooling fan, the arrangement of the supporting plate 4 is convenient for being matched with the high-voltage coil 1 and the low-voltage coil 3, for gaseous one-way circulation provides necessary device and supports, the setting in high-voltage coil 1's lower extreme inserts layer board 4 prevents that gaseous from revealing from high-voltage coil 1 and low voltage coil 3 lower extreme, and it is right to influence gaseous one-way circulation the utility model discloses an effect of cooling, recess 41's setting is convenient for provide the space for high-voltage coil 1's insertion, cavity 42's setting is convenient for store gas temporarily, and pressure boost under cooling blower's effect, make gaseous from the exhaust vent 43 high pressure jet out, the setting of exhaust vent 43 is convenient for provide necessary passageway for gaseous output, and the setting of a plurality of exhaust vents 43 is convenient for make gaseous each position jet in the space that constitutes to high-voltage coil 1 and low voltage coil 3, increase gaseous and high-voltage coil 1 and low voltage coil 3's area of contact, improve cooling efficiency, and then reduce the energy consumption.

Before using, at first put 4 covers of layer board on iron core 2, and the buckle is in base 5's spacing groove 51, again with high-voltage coil 1 on pasting core 2, place low-voltage coil 3 between high-voltage coil 1 and iron core 2 simultaneously, high-voltage coil 1 inserts in layer board 4 simultaneously, low-voltage coil 3 holds in the palm and puts on layer board 4, resume the equipment all the other parts again, pass through the conveyer pipe with layer board 4 again and be connected with one of them cooling blower, in operation, start the work of cooling blower, the cooling blower who is connected with layer board 4 drives low-voltage coil 3 and the circulation of gas in the high-voltage coil 1, take away low-voltage coil 3 and the 1 inside heat of high-voltage coil, another cooling blower is right simultaneously the utility model discloses an surface is cooled down, improves the cooling effect.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (4)

1. The utility model provides an energy-conserving dry-type transformer, includes base (5), the top of base (5) is provided with a plurality of low voltage coil (3), a plurality of high voltage coil (1) and a plurality of iron core (2), iron core (2) are located low voltage coil (3) and high voltage coil (1) cover is put and is formed multiunit device, its characterized in that in the outside of low voltage coil (3): every group the below of high-voltage coil (1) and low-voltage coil (3) is provided with layer board (4), the lower extreme of high-voltage coil (1) inserts in layer board (4), just low-voltage coil (3) hold in the palm and put on layer board (4), and layer board (4) cover is put on iron core (2), layer board (4) are located and fixed connection on base (5).

2. The energy-saving dry type transformer of claim 1, wherein a plurality of limiting grooves (51) are formed on the beam of the base (5), and the supporting plate (4) is placed in the limiting grooves (51).

3. The energy-saving dry-type transformer of claim 2, wherein the inner side wall of the high-voltage coil (1) is provided with a plurality of ventilation holes (11), the high-voltage coil (1) is made of oxygen-free copper conductor, epoxy network cloth and resin to form solid insulation, the low-voltage coil (3) is wound by oxygen-free copper foil, and the iron core (2) is made of cold-rolled silicon steel sheet with high quality and high magnetic conductivity.

4. The energy-saving dry-type transformer of claim 3, wherein a groove (41) is formed in the side surface of the supporting plate (4), a cavity (42) is formed in the supporting plate (4) at the inner side of the groove (41), a plurality of air outlet holes 43 are formed in the side surface of the cavity (42), and a connecting pipe (44) is vertically and fixedly connected to the other side surface of the cavity (42).

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