CN219085757U - Fan base of dry-type transformer - Google Patents

Abstract

The utility model relates to the technical field of transformer tools and discloses a fan base of a dry-type transformer, which comprises a supporting mechanism, wherein two sides of the upper surface of the supporting mechanism are respectively provided with a mounting mechanism for mounting a fan, and the middle part of the upper surface of the supporting mechanism is provided with a limiting mechanism for fixing the mounting mechanism. This dry-type transformer's fan base, when need dismantle the fan, the picture peg passes through fly leaf on the rotation axis and drives the internal spline and remove, when the external spline is lived completely to the internal spline, cooperation setting between internal spline and the external spline drives the second gear rotation on the actuating lever, simultaneously with the first gear drive locating plate rotation on the rotary rod of second gear looks meshing, when the spacing groove on the locating plate corresponds with the spacing groove on the slide, the pulling handle can dismantle the mount pad, need not the staff and is too near from the transformer, thereby reduced the probability that the staff electrocuted, the potential safety hazard of electrocuted has been reduced.

Description

Fan base of dry-type transformer

Technical Field

The utility model relates to the technical field of transformer tools, in particular to a fan base of a dry-type transformer.

Background

The dry-type transformer can produce more heat at work, causes transformer insulation ageing easily, and work efficiency reduces, and more serious can cause dry-type transformer to damage because of the high temperature, and the fixed mounting fan realizes the cooling on dry-type transformer's base at present stage generally, and when the fan damaged, the change dismantles maintenance fan danger is big, and the operating space is narrow and small, very inconvenient.

A dry-type transformer fan base disclosed in chinese issued patent application publication No. CN211907165U, but the structural design of the above prior art:

when dismantling the fan on the transformer, need be close to the base, then dismantle the bolt just can take out the fan, but the fan is very near to dry-type transformer electrified part, under the condition of not shutting down, such dismantlement mode has the potential safety hazard that the staff electrocuted.

We have therefore proposed a fan base for a dry-type transformer in order to solve the problems set out above.

It should be noted that the information disclosed in the background section of the present utility model is only for increasing the understanding of the general background of the present utility model and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.

Disclosure of Invention

(one) solving the technical problems

In view of the above-mentioned shortcomings of the prior art, the present utility model is directed to a fan base of a dry-type transformer, so as to solve the above-mentioned problems.

(II) technical scheme

In order to achieve the above purpose, the utility model is realized by the following technical scheme:

the fan base of the dry-type transformer comprises a supporting mechanism, wherein two sides of the upper surface of the supporting mechanism are respectively provided with a mounting mechanism for mounting a fan, and a limiting mechanism for fixing the mounting mechanism is arranged in the middle of the upper surface of the supporting mechanism;

the limiting mechanism comprises a limiting frame, the inner wall of the limiting frame is rotationally connected with a rotating rod, a first gear is mounted in the middle of the outer side of the rotating rod, limiting plates are mounted on the outer sides of two ends of the rotating rod, and two through grooves are formed in the limiting plates.

Preferably, the supporting mechanism comprises a mounting plate, a plurality of supporting frames for supporting the mounting plate are mounted at the bottom of the mounting plate, and a driving mechanism is rotatably connected inside the mounting plate.

Preferably, the mounting mechanism comprises a mounting seat, one side of the mounting seat is provided with a sliding plate, and one side of the sliding plate is provided with two limit grooves matched with the limit plates.

Preferably, the driving mechanism comprises a driving rod, a second gear is arranged in the middle of the outer side of the driving rod, an external spline is arranged at the outer side of one end of the driving rod, an internal spline is connected to the outer side of the external spline in a meshed mode, and a rotating shaft is arranged at one end of the internal spline.

Preferably, a plugboard is installed at one end of the rotating shaft, and a movable plate is connected to the outer side of the other end of the rotating shaft in a rotating mode.

Preferably, an elastic piece is installed on one side of the movable plate, and one end of the elastic piece is connected with one side of the inner wall of the mounting seat.

Preferably, a second through groove matched with the second gear is formed in the middle of the upper surface of the mounting seat, and the driving rod is located in the second through groove.

(III) beneficial effects

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

(1) When the fan is required to be disassembled, the plugboard drives the internal spline to move through the movable plate on the rotating shaft, when the internal spline completely sleeves the external spline, the second gear on the driving rod is driven to rotate through the matched arrangement between the internal spline and the external spline, meanwhile, the first gear meshed with the second gear drives the limiting plate on the rotating rod to rotate, and when the passing groove on the limiting plate corresponds to the limiting groove on the sliding plate, the mounting seat can be disassembled by pulling the handle, so that workers do not need to be too close to the transformer, the electric shock probability of the workers is reduced, and the electric shock potential safety hazard is reduced.

(2) According to the utility model, through the matching arrangement among the external spline, the internal spline, the rotating shaft, the plugboard, the movable plate and the elastic piece, the rotation of the driving rod can be limited, so that the shape of the limiting plate is avoided, and the stability of the mounting seat is improved.

Drawings

FIG. 1 is a schematic view of the overall structure of a fan base of a dry-type transformer of the present utility model;

FIG. 2 is a schematic cross-sectional view of a limiting mechanism of a fan base of a dry-type transformer according to the present utility model;

FIG. 3 is a schematic cross-sectional view of a support mechanism for a fan base of a dry-type transformer according to the present utility model;

FIG. 4 is an enlarged schematic view of the fan base of the dry-type transformer of the present utility model at A in FIG. 3;

fig. 5 is a schematic structural view of an internal spline of a fan base of a dry-type transformer of the present utility model.

In the figure: 1. a support mechanism; 2. a mounting mechanism; 3. a limiting mechanism; 4. a driving mechanism; 11. a mounting plate; 12. a support frame; 21. a mounting base; 22. a slide plate; 23. a handle; 31. a limit frame; 32. a rotating rod; 33. a first gear; 34. a limiting plate; 35. a pass-through groove; 41. a driving rod; 42. a second gear; 43. an external spline; 44. an internal spline; 45. a rotation shaft; 46. inserting plate; 47. a movable plate; 48. an elastic member.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides a fan base of a dry-type transformer; the fan-mounted air conditioner comprises a supporting mechanism 1, wherein mounting mechanisms 2 for mounting fans are arranged on two sides of the upper surface of the supporting mechanism 1, and a limiting mechanism 3 for fixing the mounting mechanisms 2 is arranged in the middle of the upper surface of the supporting mechanism 1;

the stop gear 3 includes spacing frame 31, and the inner wall rotation of spacing frame 31 is connected with rotary rod 32, and the outside mid-mounting of rotary rod 32 has first gear 33, and limiting plate 34 is all installed in the both ends outside of rotary rod 32, and limiting plate 34's shape is circular, has seted up two through grooves 35 on the limiting plate 34.

As shown in fig. 1-2, preferably, the supporting mechanism 1 comprises a mounting plate 11, a plurality of supporting frames 12 for supporting the mounting plate 11 are arranged at the bottom of the mounting plate 11, the mounting mechanism 2 and the limiting mechanism 3 are positioned at the top of the mounting plate 11, and a driving mechanism 4 is rotatably connected inside the mounting plate 11;

as shown in fig. 1-2, as a preferred embodiment, the mounting mechanism 2 includes a mounting seat 21, where the mounting seat 21 is U-shaped, one side of the mounting seat 21 is movably connected with one side of a limiting frame 31, one side of the mounting seat 21 is mounted with a sliding plate 22, both sides of the limiting frame 31 are provided with sliding grooves matched with the sliding plate 22, one side of the sliding plate 22 is provided with two limiting grooves matched with a limiting plate 34, and when the passing groove 35 does not correspond to the limiting grooves, the limiting plate 34 can limit the movement of the sliding plate 22, so as to fix the sliding plate 22, and the front side of the mounting seat 21 is provided with a handle 23;

as shown in fig. 3-4, preferably, the driving mechanism 4 comprises a driving rod 41, a second gear 42 is arranged at the middle part of the outer side of the driving rod 41, the second gear 42 is meshed with the first gear 33, an external spline 43 is arranged at the outer side of one end of the driving rod 41, the other end of the driving rod 41 is rotatably connected with one side of the inner wall of the mounting plate 11, an internal spline 44 is meshed and connected at the outer side of the external spline 43, and a rotating shaft 45 is arranged at one end of the internal spline 44;

as shown in fig. 3-5, preferably, a plugboard 46 is mounted at one end of the rotating shaft 45, the plugboard 46 is hexagonal, a hexagonal groove is formed in the front side of the plugboard 46, a first through groove matched with the plugboard 46 is formed in the front side of the mounting plate 11, a movable plate 47 is rotatably connected to the outer side of the other end of the rotating shaft 45, and one end of an internal spline 44 is located at one side of the movable plate 47 and rotatably connected to the movable plate 47;

as shown in fig. 3 to 5, preferably, an elastic member 48 is mounted on one side of the movable plate 47, the elastic member 48 is two symmetrically arranged springs, and one end of the elastic member 48 is connected with one side of the inner wall of the mounting seat 21;

as shown in fig. 2, preferably, a second through slot adapted to the second gear 42 is formed in the middle of the upper surface of the mounting seat 21, and the driving rod 41 is located in the second through slot.

It should be noted that, this embodiment is a fan base of a dry-type transformer, when the fan needs to be disassembled, a longer insulating hexagonal tool is inserted into the insert plate 46, then the insert plate 46 is pushed to move towards the inside of the installation seat 21 by the tool, at this time, the insert plate 46 drives the internal spline 44 to move through the movable plate 47 on the rotating shaft 45, the elastic piece 48 compresses, when the internal spline 44 completely covers the external spline 43, the insert plate 46 cannot move, then the tool rotates, at this time, the second gear 42 on the driving rod 41 is driven to rotate by the cooperation between the internal spline 44 and the external spline 43, and meanwhile, the first gear 33 meshed with the second gear 42 drives the limit plate 34 on the rotating rod 32 to rotate, when the through groove 35 on the limit plate 34 corresponds to the limit groove on the slide plate 22, the installation seat 21 can be disassembled by pulling the handle 23, when the fixing of the installation seat 21 is released, the worker is not required to be too close to the transformer, thereby reducing the probability of electric shock of the worker and reducing the potential safety hazard of electric shock.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (7)

1. The fan base of the dry-type transformer comprises a supporting mechanism (1), and is characterized in that two sides of the upper surface of the supporting mechanism (1) are provided with a mounting mechanism (2) for mounting a fan, and a limiting mechanism (3) for fixing the mounting mechanism (2) is mounted in the middle of the upper surface of the supporting mechanism (1);

stop gear (3) are including spacing frame (31), the inner wall rotation of spacing frame (31) is connected with rotary rod (32), the outside mid-mounting of rotary rod (32) has first gear (33), limiting plate (34) are all installed in the both ends outside of rotary rod (32), two groove (35) of walking have been seted up on limiting plate (34).

2. Fan base of a dry transformer according to claim 1, characterized in that the supporting means (1) comprises a mounting plate (11), the bottom of the mounting plate (11) is provided with a plurality of supporting frames (12) for supporting the mounting plate (11), and the inside of the mounting plate (11) is rotatably connected with a driving mechanism (4).

3. The fan base of a dry-type transformer according to claim 2, wherein the mounting mechanism (2) comprises a mounting seat (21), one side of the mounting seat (21) is provided with a sliding plate (22), and one side of the sliding plate (22) is provided with two limit grooves matched with the limit plates (34).

4. A fan base of a dry transformer according to claim 3, characterized in that the driving mechanism (4) comprises a driving rod (41), a second gear (42) is mounted in the middle of the outer side of the driving rod (41), an external spline (43) is mounted on the outer side of one end of the driving rod (41), an internal spline (44) is connected on the outer side of the external spline (43) in a meshed manner, and a rotating shaft (45) is mounted on one end of the internal spline (44).

5. Fan base for dry-type transformers according to claim 4, characterized in that the insert plate (46) is mounted at one end of the rotating shaft (45), and a movable plate (47) is rotatably connected to the outside of the other end of the rotating shaft (45).

6. Fan base for dry transformers according to claim 5, characterized in that an elastic member (48) is mounted on one side of the movable plate (47), one end of the elastic member (48) being connected to one side of the inner wall of the mounting base (21).

7. The fan base of a dry transformer according to claim 4, wherein a second through groove matched with the second gear (42) is formed in the middle of the upper surface of the mounting base (21), and the driving rod (41) is located in the second through groove.

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