CN212990863U

CN212990863U - Grouping winding type power transformer

Info

Publication number: CN212990863U
Application number: CN202021685068.5U
Authority: CN
Inventors: 赖金兰
Original assignee: Shandong Ruibang Electric Co ltd
Current assignee: Shandong Ruibang Electric Co ltd
Priority date: 2020-08-13
Filing date: 2020-08-13
Publication date: 2021-04-16
Anticipated expiration: 2030-08-13

Abstract

The utility model relates to a power transformer technical field specifically is a grouping wire-wound power transformer, including the transformer box casing, transformer box casing bottom sets up the support, transformer box casing bottom inner wall sets up the fixed plate, transformer box casing upside sets up fan assembly, transformer box casing lateral wall sets up heat dissipation window device, transformer box casing upper end both sides all set up the ventilating board, both sides ventilating board upper end sets up the top cap, set up the supporting roof beam structure between transformer box casing upper end and top cap lower extreme, fan assembly and ventilating board through setting up, heat dissipation window device, the top cap, be favorable to the transformer to play a good heat dissipation effect and rain-proof dustproof effect under in the open-air at the during operation, this device is rational in infrastructure, be fit for extensive popularization.

Description

Grouping winding type power transformer

Technical Field

The utility model relates to a power transformer technical field specifically is a grouping wire-wound power transformer.

Background

The power transformer is a device for changing alternating voltage by utilizing the principle of electromagnetic induction, main components are a primary coil, a secondary coil and an iron core, and the power transformer has the following main functions: voltage transformation, current transformation, impedance transformation, isolation, voltage stabilization (magnetic saturation transformer), and the like.

Many transformers can work under open air, and the transformer self heat dispersion of these open air work among the prior art is not enough, and the rain-proof dustproof facilities is relatively poor under the open air that comes along to, the device self of integration is great to the maintenance and the maintenance degree of difficulty in later stage, for this reason, the utility model provides a winding type power transformer of grouping is used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a winding-type power transformer of grouping to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a grouped winding type power transformer comprises a transformer box shell, wherein a support is fixedly arranged at the bottom of the transformer box shell, a fixing plate is fixedly arranged on the inner wall at the bottom of the transformer box shell, a fan set is fixedly arranged on the upper side of the transformer box shell, a heat dissipation window device is fixedly arranged on the side wall of the transformer box shell, the heat dissipation window device comprises an arc-shaped plate, a sponge mat is arranged at the upper end of the arc-shaped plate, movable force arms are fixedly arranged on the side walls at two ends of the arc-shaped plate, one end of each movable force arm is provided with an embedded tooth, the outer wall of the transformer box shell at the side edge of the embedded tooth at two sides is provided with a tooth hole, the outer wall of the transformer box shell between the tooth holes at two sides is provided with a groove hole, a second heat dissipation plate is fixedly arranged in the groove hole, two sides of, the middle position of the upper end of the top cover is provided with a lightning rod, and the front wall of the shell of the transformer box is provided with a box door.

Preferably, the heat dissipation window devices are arranged on the left side wall and the right side wall of the transformer box shell, and four groups of heat dissipation window devices are respectively arranged on the left side wall and the right side wall of the transformer box shell.

Preferably, the fan group is equipped with two sets ofly at transformer case casing upside, just the fan group is including the first heating panel at upper and lower both ends, and the inside intermediate position of the first heating panel in both ends sets up the pivot, and the fixed block that sets up in pivot middle part, the fixed block both ends all set up the flabellum.

Preferably, the supporting beam is erected between the transformer tank shell and the top cover and is in a cross structure.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the fan set and the ventilation plate are favorable for the transformer to have a good heat dissipation effect during working, so that the overall performance and the service life of the transformer are protected;

2. through the heat dissipation window device and the top cap that set up, further improved the radiating effect of transformer under operating condition and the rain-proof dustproof effect under open, be favorable to carrying out the maintenance and the maintenance in later stage to the transformer through set up the chamber door at the transformer box, this device is rational in infrastructure, and easy operation is fit for extensively promoting.

Drawings

Fig. 1 is a schematic structural view of the power transformer of the present invention;

FIG. 2 is a perspective view of the power transformer of the present invention;

FIG. 3 is an enlarged view of the structure at A;

fig. 4 is a schematic view of the fan assembly of the present invention.

In the figure: the transformer box comprises a transformer box shell 1, a support 2, a fixing plate 3, a fan set 7, a first heat dissipation plate 71, a rotating shaft 72, a fixing block 73, fan blades 74, a heat dissipation window device 8, an arc-shaped plate 81, a movable arm 82, embedded teeth 83, tooth holes 84, a second heat dissipation plate 85, a sponge cushion 86, a slotted hole 87, a top cover 9, a ventilation plate 10, a supporting beam frame 11, a lightning rod 12 and a box door 13.

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 to 4, the present invention provides a technical solution: a grouped winding type power transformer comprises a transformer box shell 1, a fixed welding support 2 at the bottom of the transformer box shell 1, a fixed welding plate 3 at the inner wall at the bottom of the transformer box shell 1, a fan set 7 fixed at the upper side of the transformer box shell 1, two fan sets 7 arranged at the upper side of the transformer box shell 1, wherein each fan set 7 comprises a first heat dissipation plate 71 at the upper end and the lower end, a rotating shaft 72 is arranged at the middle position inside the first heat dissipation plate 71 at the two ends, a fixed block 73 is fixedly welded at the middle part of the rotating shaft 72, two ends of the fixed block 73 are respectively provided with a fan blade 74, a heat dissipation window device 8 is fixedly arranged on the side wall of the transformer box shell 1, each heat dissipation window device 8 comprises an arc-shaped plate 81, one end of the arc-shaped plate 81 is hinged with the side wall of the transformer box shell 1, a sponge cushion 86, the transformer box comprises a transformer box shell 1 and is characterized in that tooth holes 84 are formed in the outer wall of the transformer box shell 1 on the side edges of embedded teeth 83 on two sides, slotted holes 87 are formed in the outer wall of the transformer box shell 1 between the tooth holes 84 on the two sides, second heat dissipation plates 85 are fixedly arranged in the slotted holes 87, heat dissipation window devices 8 are arranged on the left side wall and the right side wall of the transformer box shell 1 respectively, four groups of heat dissipation window devices 8 are arranged on the left side wall and the right side wall of the transformer box shell 1 respectively, ventilating plates 10 are arranged on the two sides of the upper end of the transformer box shell 1, a top cover 9 is arranged at the upper ends of the ventilating plates 10 on the two sides, a supporting beam frame 11 is fixedly welded between the middle position of the upper end of the transformer box shell 1 and.

The working principle is as follows: the heat that power transformer produced at the during operation passes through first heating panel 71, pass through from fan group 7, and discharge by ventilating board 10, the heat also is discharged by the inside second heating panel 85 of transformer case casing 1 both sides heat dissipation window device 8 simultaneously, in open-air sleet weather, play rain-proof effect through top cap 9 and arc 81, in transformer case casing 1 both sides, the meshing effect of embedding tooth 83 and tooth hole 84 through the setting of movable arm 82 one end, adjust the angle of arc 81, can protect transformer case casing 1 internal plant, play rain-proof dustproof effect, appear unusually as power transformer, the accessible is opened the chamber door 13 of transformer case casing 1 front end and is overhauld and is maintained it.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a winding-type power transformer of group, includes transformer case casing (1), its characterized in that: the transformer box comprises a transformer box shell (1), a support (2) is fixedly arranged at the bottom of the transformer box shell (1), a fixing plate (3) is fixedly arranged on the inner wall at the bottom of the transformer box shell (1), a fan set (7) is fixedly arranged on the upper side of the transformer box shell (1), a heat dissipation window device (8) is fixedly arranged on the side wall of the transformer box shell (1), the heat dissipation window device (8) comprises an arc-shaped plate (81), a sponge cushion (86) is arranged at the upper end of the arc-shaped plate (81), movable power arms (82) are fixedly arranged on the side walls at two ends of the arc-shaped plate (81), an embedded tooth (83) is arranged at one end of each movable power arm (82), tooth holes (84) are formed in the outer wall of the transformer box shell (1) at the side edges of the embedded teeth (83) at two sides, a slotted hole (87) is formed in the outer wall of the transformer box shell (1) between the, the upper ends of the ventilation plates (10) on the two sides are provided with top covers (9), a supporting beam frame (11) is fixedly arranged between the middle position of the upper end of the transformer box shell (1) and the lower end of the top cover (9), the middle position of the upper end of the top cover (9) is provided with a lightning rod (12), and the front wall of the transformer box shell (1) is provided with a box door (13).

2. A block wound power transformer according to claim 1, characterised in that: the heat dissipation window devices (8) are arranged on the left side wall and the right side wall of the transformer box shell (1), and four groups of heat dissipation window devices (8) are arranged on the left side wall and the right side wall of the transformer box shell (1) respectively.

3. A block wound power transformer according to claim 1, characterised in that: the transformer box is characterized in that the fan set (7) is provided with two sets of fan sets on the upper side of the transformer box shell (1), the fan set (7) comprises first heat dissipation plates (71) at the upper end and the lower end, a rotating shaft (72) is arranged in the middle of the inner portion of the first heat dissipation plates (71) at the two ends, a fixing block (73) is fixedly arranged in the middle of the rotating shaft (72), and fan blades (74) are arranged at the two ends of the fixing block (73).

4. A block wound power transformer according to claim 1, characterised in that: the supporting beam frame (11) is arranged between the transformer box shell (1) and the top cover (9) and is of a cross structure.