CN213242172U

CN213242172U - Transformer with drying function

Info

Publication number: CN213242172U
Application number: CN202021833497.2U
Authority: CN
Inventors: 李康康
Original assignee: Shanghai Binchang Electric Co ltd
Current assignee: Shanghai Binchang Electric Co ltd
Priority date: 2020-08-28
Filing date: 2020-08-28
Publication date: 2021-05-18
Anticipated expiration: 2030-08-28

Abstract

The utility model belongs to the technical field of transformers, in particular to a transformer with a drying function, which comprises a box-type transformer main body, wherein a heat dissipation base is fixed on the bottom surface of the box-type transformer main body; the inside of the heat dissipation base is a heat dissipation cavity, and heat dissipation holes for communicating the internal space of the box-type transformer main body with the heat dissipation cavity are formed in the bottom surface of the box-type transformer main body and the top surface of the heat dissipation base; an access door is hinged to the heat dissipation base, and an activated carbon ventilation net is embedded and mounted on the access door; a heat radiation fan which can move back and forth along the length direction of the heat radiation base is arranged in the heat radiation cavity; the transformer of the utility model has good heat dissipation effect and drying effect, can assist the transformer to dissipate heat, ensures the lasting operation of the transformer, avoids external water vapor from entering the transformer to damage the main components therein, and prolongs the service life of the transformer; the cooling fan is convenient to disassemble and assemble and easy to maintain and replace.

Description

Transformer with drying function

Technical Field

The utility model belongs to the technical field of the transformer, concretely relates to transformer with drying function.

Background

The transformer is a device for changing alternating voltage by utilizing the principle of electromagnetic induction, and main components are a primary coil, a secondary coil and an iron core (magnetic core), and the transformer has the main functions of: voltage conversion, current conversion, impedance conversion, isolation, voltage stabilization (magnetic saturation transformer), and the like, and can be classified into: the power transformer and the special transformer (electric furnace transformer, rectification transformer, power frequency test transformer, voltage regulator, mining transformer, audio transformer, intermediate frequency transformer, high frequency transformer, impact transformer, instrument transformer, electronic transformer, reactor, mutual inductor, etc.), and the box type transformer is one of the transformers.

When the original box-type transformer is used, the drying effect is not good, and external water vapor easily enters the transformer to damage core components inside the transformer.

SUMMERY OF THE UTILITY MODEL

For solving the above-mentioned problem that exists among the prior art, the utility model provides a transformer with drying function has convenient to use, easily heat dissipation and the good characteristics of drying effect.

In order to achieve the above object, the utility model provides a following technical scheme: a transformer with a drying function comprises a box-type transformer main body, wherein a heat dissipation base is fixed on the bottom surface of the box-type transformer main body, and four corners of the surface of the bottom of the heat dissipation base are respectively provided with a movable wheel; the inside of the heat dissipation base is a heat dissipation cavity, and heat dissipation holes for communicating the internal space of the box-type transformer main body with the heat dissipation cavity are formed in the bottom surface of the box-type transformer main body and the top surface of the heat dissipation base; an access door is hinged to the heat dissipation base, an activated carbon breathable net is embedded and mounted on the access door, and an exhaust hole is formed in the outer side surface of the box-type transformer main body; and a heat radiation fan which can reciprocate along the length direction of the heat radiation base is arranged in the heat radiation cavity.

As an optimized technical scheme of the utility model, still include the mounting panel, the mounting panel is in the heat dissipation intracavity, radiator fan installs the top of mounting panel.

As a preferred technical scheme of the utility model, the mounting device further comprises a mounting assembly, the mounting assembly comprises a bidirectional screw and two symmetrically distributed clamping plates, a limiting chute is arranged on the top surface of the mounting plate, the bidirectional screw is arranged in the limiting chute through a bearing support frame, a limiting slider is fixed at the bottom end of the clamping plate, the limiting slider is embedded in the limiting chute and can move along the limiting chute, and a hand wheel is fixed at one end of the limiting chute; the bidirectional screw penetrates through the limiting sliding block and is connected with the limiting sliding block in a screwing mode through threads.

As an optimal technical scheme of the utility model, the horizontal tangent plane of splint is convex structure, two the opposite side of splint evenly distributes and has the elasticity push pedal that is convex structure together, just is in splint with be equipped with expanding spring between the elasticity push pedal.

As an optimal technical scheme of the utility model, still include supporting shoe and threaded rod, the supporting shoe is fixed the bottom surface of mounting panel, the threaded rod passes through the bearing support frame to be established in this heat dissipation intracavity, the threaded rod run through the supporting shoe and with the supporting shoe closes soon through the screw thread and links to each other.

As a preferred technical scheme of the utility model, still include driving motor, driving gear and driven gear, driving motor installs heat dissipation base outer wall, the driving gear is fixed on driving motor's the output shaft, driven gear fixes on the threaded rod and with the driving gear meshing links to each other.

Compared with the prior art, the beneficial effects of the utility model are that: the transformer of the utility model has good heat dissipation effect and drying effect, can assist the transformer to dissipate heat, ensures the lasting operation of the transformer, avoids external water vapor from entering the transformer to damage the main components therein, and prolongs the service life of the transformer; the cooling fan is convenient to disassemble and assemble and easy to maintain and replace.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of the front structure of the heat dissipation base of the present invention;

fig. 3 is a schematic front sectional structural view of the mounting plate of the present invention;

fig. 4 is a schematic top view of the clamping plate of the present invention;

in the figure: 1. a box-type transformer main body; 2. a heat dissipation base; 3. a moving wheel; 4. an access door; 5. an activated carbon breathable net; 6. mounting a plate; 7. a heat radiation fan; 8. a support block; 9. a threaded rod; 10. a drive motor; 11. a driving gear; 12. a driven gear; 13. heat dissipation holes; 14. an exhaust hole; 15. a splint; 16. an elastic push plate; 17. a tension spring; 18. a limiting slide block; 19. a limiting chute; 20. a bidirectional screw; 21. a handwheel.

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. 1-4, the present invention provides the following technical solutions: a transformer with a drying function comprises a box-type transformer main body 1, wherein a heat dissipation base 2 is fixed on the bottom surface of the box-type transformer main body 1, and four corners of the bottom surface of the heat dissipation base 2 are respectively provided with a movable wheel 3; the inside of the heat dissipation base 2 is a heat dissipation cavity, and heat dissipation holes 13 which enable the internal space of the box-type transformer main body 1 to be communicated with the heat dissipation cavity are formed in the bottom surface of the box-type transformer main body 1 and the top surface of the heat dissipation base 2; an access door 4 is hinged on the heat dissipation base 2, an activated carbon breathable net 5 is embedded and mounted on the access door 4, and an exhaust hole 14 is formed in the outer side surface of the box-type transformer main body 1; be equipped with the radiator fan 7 that can follow the length direction reciprocating motion of heat dissipation base 2 in the heat dissipation chamber, when using, open radiator fan 7 and dispel the heat to box transformer main part 1 inside, the heat dissipation wind gets into the heat dissipation chamber from the ventilative net 5 of active carbon, get into box transformer main part 1 from louvre 13, dispel the heat to box transformer main part 1 inside components and parts, discharge from exhaust hole 14 at last, the formation circulation, furthermore, the ventilative net 5 of active carbon can also avoid outside steam to get into box transformer main part 1 inside, radiator fan 7 can directly purchase or customize on the market, need connect electric power during the use.

Specifically, as shown in fig. 1 and fig. 2, in this embodiment, the heat dissipation device further includes a mounting plate 6, the mounting plate 6 is located in the heat dissipation cavity, and the heat dissipation fan 7 is mounted on the top of the mounting plate 6, so as to ensure the reliability of the mounting of the heat dissipation fan 7.

Specifically, as shown in fig. 1, fig. 2 and fig. 3, in this embodiment, the mounting assembly further includes a mounting assembly, the mounting assembly includes a bidirectional screw 20 and two clamping plates 15 symmetrically distributed, a limiting sliding groove 19 is formed in the top surface of the mounting plate 6, the bidirectional screw 20 is supported in the limiting sliding groove 19 through a bearing, a limiting slider 18 is fixed to the bottom end of the clamping plate 15, the limiting slider 18 is embedded in the limiting sliding groove 19 and can move along the limiting sliding groove 19, and a hand wheel 21 is fixed to one end of the limiting sliding groove 19; the bidirectional screw 20 penetrates through the limiting slide block 18 and is connected with the limiting slide block 18 in a screwing mode through threads, when the heat dissipation fan 7 is installed, the heat dissipation fan 7 is placed on the top surface of the installation plate 6 firstly, the hand wheel 21 is rotated, the bidirectional screw 20 is rotated through the hand wheel 21, and under the screwing effect of the threads, the two clamping plates 15 are close to the inner side until the heat dissipation fan 7 is clamped.

Specifically, according to fig. 1, fig. 2 and fig. 3, in this embodiment, the transverse section of the clamping plate 15 is a circular arc structure, elastic pushing plates 16 having the circular arc structure are uniformly distributed on opposite sides of the two clamping plates 15, and an expansion spring 17 is arranged between the clamping plate 15 and the elastic pushing plates 16, when the two clamping plates 15 are close to each other to the inside, the elastic pushing plates 16 push the heat dissipation fan 7 to the inside, and the expansion spring 17 provides an elastic effect to ensure the installation stability of the heat dissipation fan 7, and prevent the heat dissipation fan 7 from being damaged by pressure due to rigid contact with the heat dissipation fan 7.

Specifically, according to fig. 1 and fig. 2, in this embodiment, still include supporting shoe 8 and threaded rod 9, the bottom surface at mounting panel 6 is fixed to supporting shoe 8, threaded rod 9 passes through the bearing support frame and establishes in this heat dissipation intracavity, threaded rod 9 runs through supporting shoe 8 and closes continuously soon through the screw with supporting shoe 8, rotation threaded rod 9, under the screw closes the effect soon, can drive mounting panel 6 through supporting shoe 8 and remove, drive radiator fan 7 through mounting panel 6 and remove, guarantee that the cooling air evenly gets into in box transformer main part 1.

Specifically, as shown in fig. 1 and fig. 2, in this embodiment, the heat dissipation device further includes a driving motor 10, a driving gear 11 and a driven gear 12, the driving motor 10 is installed on the outer wall of the heat dissipation base 2, the driving gear 11 is fixed on an output shaft of the driving motor 10, the driven gear 12 is fixed on the threaded rod 9 and meshed with the driving gear 11 to be connected, the driving motor 10 is started, the driving gear 11 is driven to rotate by the driving motor 10 and rotates by the threaded rod 9 under the meshing relationship, the threaded rod 9 can be rotated to drive the heat dissipation fan 7 to move by utilizing the threaded screwing, wherein the driving motor 10 is a Y-series three-phase asynchronous motor, and can be purchased directly on the market and needs to be connected with an.

The utility model discloses a theory of operation and use flow: when the box-type transformer is used, the cooling fan 7 is started to cool the interior of the box-type transformer main body 1, cooling air enters the cooling cavity from the activated carbon breathable net 5, enters the box-type transformer main body 1 from the cooling holes 13, cools components in the box-type transformer main body 1, and is discharged from the exhaust holes 14 to form circulation, and in addition, the activated carbon breathable net 5 can also prevent external water vapor from entering the interior of the box-type transformer main body 1;

in addition, the driving motor 10 is started to reciprocate the heat radiation fan 7, thereby ensuring that the heat radiation air uniformly enters the box-type transformer main body 1.

Finally, it should be noted that: 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 described in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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

1. A transformer with drying function, includes box transformer main part (1), its characterized in that: a heat dissipation base (2) is fixed on the bottom surface of the box-type transformer main body (1), and four corners of the bottom surface of the heat dissipation base (2) are provided with movable wheels (3); the inside of the heat dissipation base (2) is a heat dissipation cavity, and heat dissipation holes (13) which enable the internal space of the box-type transformer main body (1) to be communicated with the heat dissipation cavity are formed in the bottom surface of the box-type transformer main body (1) and the top surface of the heat dissipation base (2); an access door (4) is hinged to the heat dissipation base (2), an activated carbon breathable net (5) is embedded and mounted on the access door (4), and an exhaust hole (14) is formed in the outer side face of the box-type transformer main body (1); and a heat radiation fan (7) which can reciprocate along the length direction of the heat radiation base (2) is arranged in the heat radiation cavity.

2. The transformer with drying function according to claim 1, wherein: still include mounting panel (6), mounting panel (6) are in the heat dissipation intracavity, radiator fan (7) are installed the top of mounting panel (6).

3. The transformer with drying function according to claim 2, wherein: the mounting device is characterized by further comprising a mounting assembly, the mounting assembly comprises a bidirectional screw (20) and two clamping plates (15) which are symmetrically distributed, a limiting sliding groove (19) is formed in the top surface of the mounting plate (6), the bidirectional screw (20) is arranged in the limiting sliding groove (19) through a bearing supporting frame, a limiting sliding block (18) is fixed to the bottom end of each clamping plate (15), the limiting sliding block (18) is embedded into the limiting sliding groove (19) and can move along the limiting sliding groove (19), and a hand wheel (21) is fixed to one end of each limiting sliding groove (19); the bidirectional screw (20) penetrates through the limiting sliding block (18) and is connected with the limiting sliding block (18) in a screwing mode through threads.

4. The transformer with drying function according to claim 3, wherein: the transverse section of each clamping plate (15) is of a circular arc structure, elastic push plates (16) which are of the same circular arc structure are distributed on the opposite sides of the two clamping plates (15), and a telescopic spring (17) is arranged between each clamping plate (15) and each elastic push plate (16).

5. The transformer with drying function according to claim 2, wherein: still include supporting shoe (8) and threaded rod (9), supporting shoe (8) are fixed the bottom surface of mounting panel (6), threaded rod (9) are established in this heat dissipation intracavity through the bearing support frame, threaded rod (9) run through supporting shoe (8) and with supporting shoe (8) close the link to each other through the screw soon.

6. The transformer with drying function according to claim 5, wherein: still include driving motor (10), driving gear (11) and driven gear (12), driving motor (10) are installed heat dissipation base (2) outer wall, driving gear (11) are fixed on the output shaft of driving motor (10), driven gear (12) are fixed on threaded rod (9) and with driving gear (11) meshing links to each other.