CN214012718U

CN214012718U - Noise reduction type transformer

Info

Publication number: CN214012718U
Application number: CN202023265388.8U
Authority: CN
Inventors: 姜寿华
Original assignee: Guangxi Dongming Electric Technology Co ltd
Current assignee: Guangxi Dongming Electric Technology Co ltd
Priority date: 2020-12-29
Filing date: 2020-12-29
Publication date: 2021-08-20
Anticipated expiration: 2030-12-29

Abstract

The utility model belongs to the transformer field, in particular to a noise reduction type transformer, aiming at the problems that most of the prior transformers adopt a mode of rigid connection with a foundation, a damping component is not arranged between the foundation and a transformer box, which causes poor damping effect and larger noise, the following proposal is provided, which comprises the foundation, the top of the foundation is fixedly provided with the damping component, the top of the damping component is fixedly provided with the transformer box, the transformer box is arranged in a hollow way, the inner walls of the top and the bottom of the transformer box and the inner walls at two sides are fixedly provided with silencing cotton, one side of the inner walls at two sides of the transformer box, which is close to each other, is provided with a sound insulation board in a sliding way, compared with the prior transformer, the utility model can effectively absorb the noise in the transformer box, reduce the noise from spreading to the outside, and change the original rigid connection between the transformer box and the foundation into the damping component which is arranged nowadays, the damping and noise reduction effects can be achieved.

Description

Noise reduction type transformer

Technical Field

The utility model relates to a transformer technical field especially relates to a type of making an uproar transformer falls.

Background

The transformer is a device for changing alternating voltage by using the principle of electromagnetic induction, and main components are a primary coil, a secondary coil and an iron core. The main functions are as follows: voltage conversion, current conversion, impedance conversion, isolation, voltage stabilization, and the like, and most transformers exist in the form of a box.

Most of the existing transformers are in rigid connection with a foundation, and a damping component is not arranged between the foundation and a transformer box, so that the damping effect is poor, and the noise is large.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the mode that has the transformer majority to adopt and ground rigid connection among the prior art, not setting up between ground and the transformer case and subtracting the subassembly, it is not good to lead to absorbing effect, the great shortcoming of noise, and the type of making an uproar transformer falls that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a type of making an uproar transformer falls, includes the ground, the top fixed mounting of ground has damper, and damper's top fixed mounting has transformer case, transformer case is the cavity setting, equal fixed mounting has the amortization cotton on transformer case's top inner wall and bottom inner wall and the both sides inner wall, the equal slidable mounting in one side that two amortization cottons on the inner wall of transformer case both sides are close to each other has the acoustic celotex board, and one side fixed mounting that two acoustic celotex boards are close to each other has same oil tank, the bottom of oil tank is provided with damper, and the bottom inner wall fixed mounting of damper and transformer case, the top fixed mounting of oil tank has the mounting panel, and the top fixed mounting of mounting panel has the iron core that is arranged straight line, and the outside of three iron core is all around being equipped with the winding.

Preferably, for vibration damping and noise reduction to the transformer case, damper includes the snubber block of fixed mounting at the ground top, the mounting groove has been seted up at the top of snubber block, two tops that fixed mounting had the symmetry to set up on the bottom inner wall of mounting groove are provided with the open-ended sleeve, and the equal slidable mounting in two telescopic insides has the slide, and the equal fixed mounting in top of two slides has the support column, and the top of two support columns all extends to the top of mounting groove and all with the bottom fixed mounting of transformer case.

Preferably, for the vibrations to the transformer case absorb, equal fixed mounting has the slide rail on the telescopic both sides inner wall, the spout has all been seted up to the both sides of slide, and two slide rails one side that is close to each other extend to the inside of two spouts respectively and with two spout sliding connection, telescopic top fixed mounting has damping spring, and damping spring round the outside at the support column, damping spring's top and the outside fixed mounting of support column.

Preferably, in order to set up the heat dissipation that can not influence the transformer case behind the sound-proof housing, the outside fixed mounting of transformer case has the sound-proof housing, air intake and air outlet have been seted up respectively to the both sides of sound-proof housing, and air intake and air outlet all are linked together with the inside of transformer case, the equal fixed mounting in inside of air intake and air outlet has the amortization piece.

Preferably, can carry out vibration/noise reduction to the effort that receives on the transformer case, damper includes two fixed plates of fixed mounting on transformer bottom of the case portion inner wall, and the equal slidable mounting in one side of two fixed plates has the slide bar, and the equal fixed mounting in one side that two slide bars are close to each other has the horizontal pole, and the bottom fixed mounting of horizontal pole has a plurality of sacculums that are the straight line and arrange, the bottom of a plurality of sacculums all with the bottom inner wall fixed mounting of transformer case.

Preferably, for the vibrations to the iron core carry out the shock attenuation, the top fixed mounting of mounting panel has a plurality of shock attenuation callus on the sole that are the straight line and arrange, and the equal fixed mounting in top of a plurality of shock attenuation callus on the sole has the iron core callus on the sole, the top of a plurality of iron core callus on the sole respectively with the bottom fixed mounting of a plurality of iron cores.

In the utility model, when the iron core vibrates during working, the vibration force of the iron core can be damped through the arranged damping foot pad, so as to reduce the vibration force, the acting force acting on the oil tank is reduced, the reduced acting force on the oil tank can act on the two slide bars to move downwards, the plurality of saccules can deform under the action of the two slide bars, the multi-vibration force is further reduced, so as to reduce the acting force acting on the transformer box, the acting force acting on the transformer box can act on the two support columns to move longitudinally, the two damping springs can deform under the action of the support columns, so as to play a role in damping and reducing noise, the noise inside the transformer box can be absorbed through the damping plate, the damping block and the sound-proof cover, so as to reduce the noise, compared with the traditional transformer, the noise in the transformer box can be effectively absorbed, noise is reduced to be transmitted to the outside, original rigid connection between the transformer box and the foundation is changed into the existing arrangement of the damping component, and the damping and noise reduction effects can be achieved;

in order to solve the problems of overlarge acting force acting on the transformer box and overlarge noise, the acting force on the transformer box is damped by utilizing the deformable characteristic of the saccules through the plurality of saccules arranged on the inner wall of the bottom of the transformer box, so that the generation of noise is reduced;

in order to solve the problem that the heat dissipation of the transformer box is not good after the sound-proof housing is arranged outside the transformer box, the noise inside the transformer box can be isolated on the premise of not influencing the heat dissipation of the transformer box through the air inlet and the air outlet which are respectively arranged on the two sides of the sound-proof housing.

Drawings

Fig. 1 is a perspective view of a partial structure of a noise reduction type transformer according to the present invention;

fig. 2 is a schematic front view of a noise reduction type transformer according to the present invention;

fig. 3 is an enlarged schematic view of a portion a of the noise reduction transformer shown in fig. 2 according to the present invention.

In the figure: the damping device comprises a foundation 1, a damping block 2, a mounting groove 3, a sleeve 4, a sliding plate 5, a supporting column 6, a damping spring 7, a transformer box 8, a sound-proof cover 9, an air inlet 10, a damping block 11, a fixing plate 12, a sliding rod 13, a balloon 14, silencing cotton 15, a sound-proof plate 16, an oil tank 17, a damping foot pad 18 and an iron core foot pad 19.

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.

Example one

Referring to fig. 1-3, a type of making an uproar transformer falls, including ground 1, the top fixed mounting of ground 1 has damper, and damper's top fixed mounting has transformer case 8, transformer case 8 is the cavity setting, equal fixed mounting has amortization cotton 15 on transformer case 8's the top inner wall and the bottom inner wall and the both sides inner wall, the equal slidable mounting in one side that two amortization cotton 15 on the inner wall of transformer case 8 both sides are close to each other has acoustic celotex board 16, one side fixed mounting that two acoustic celotex boards 16 are close to each other has same oil tank 17, the bottom of oil tank 17 is provided with damper, and damper and transformer case 8's bottom inner wall fixed mounting, the top fixed mounting of oil tank 17 has the mounting panel, and the top fixed mounting of mounting panel has the iron core that is arranged straight line, the outside of three iron core is all around being equipped with the winding.

Example two

The following further improvements are made on the basis of the first embodiment:

the utility model discloses in, for vibration damping and noise reduction to transformer case 8, damping assembly includes the snubber block 2 of fixed mounting at 1 top of ground, mounting groove 3 has been seted up at the top of snubber block 2, two tops that fixed mounting had the symmetry to set up on the bottom inner wall of mounting groove 3 are provided with open-ended sleeve 4, the inside equal slidable mounting of two sleeves 4 has slide 5, the equal fixed mounting in top of two slides 5 has support column 6, the top of two support columns 6 all extends to the top of mounting groove 3 and all with transformer case 8's bottom fixed mounting.

The utility model discloses in, in order to absorb the vibrations of transformer case 8, equal fixed mounting has the slide rail on the both sides inner wall of sleeve 4, the spout has all been seted up to slide 5's both sides, one side that two slide rails are close to each other extend to the inside of two spouts respectively and respectively with two spout sliding connection, sleeve 4's top fixed mounting has damping spring 7, and damping spring 7 round in the outside of support column 6, damping spring 7's top and support column 6's outside fixed mounting.

The utility model discloses in, in order not to influence the heat dissipation of transformer case 8 after setting up sound-proof housing 9, transformer case 8's outside fixed mounting has sound-proof housing 9, and air intake 10 and air outlet have been seted up respectively to sound-proof housing 9's both sides, and air intake 10 and air outlet all are linked together with transformer case 8's inside, and the equal fixed mounting in inside of air intake 10 and air outlet has amortization piece 11.

The utility model discloses in, can carry out vibration/noise reduction to the effort that receives on transformer case 8, damper includes two fixed plates 12 of fixed mounting on the inner wall of transformer case 8 bottom, and the equal slidable mounting in one side of two fixed plates 12 has slide bar 13, and the equal fixed mounting in one side that two slide bar 13 are close to each other has the horizontal pole, and the bottom fixed mounting of horizontal pole has a plurality of sacculums 14 that are the straight line and arrange, the bottom of a plurality of sacculums 14 all with transformer case 8's bottom inner wall fixed mounting.

The utility model discloses in, for the vibrations to the iron core carry out the shock attenuation, the top fixed mounting of mounting panel has a plurality of shock attenuation callus on the sole 18 that are the straight line and arrange, and the equal fixed mounting in top of a plurality of shock attenuation callus on the sole 18 has iron core callus on the sole 19, and the top of a plurality of iron core callus on the sole 19 respectively with the bottom fixed mounting of a plurality of iron cores.

In the utility model, when the iron core works to generate vibration, the vibration action force of the iron core can be damped through the arranged damping foot pad 18, so as to reduce the vibration force, the action force acting on the oil tank 17 is reduced, the reduced action force acting on the oil tank 17 can act on the two slide bars 13 to move downwards, the plurality of saccules 14 can deform under the action of the two slide bars 13, the multi-vibration force is further reduced, the action force acting on the transformer box 8 is reduced, the action force acting on the transformer box 8 can act on the longitudinal movement of the two support columns 6, the two damping springs 7 can be stressed and deform under the action of the support columns 6, the vibration and noise reduction effect is realized, the noise in the transformer box 8 can be absorbed through the sound insulation plate 16, the sound insulation block 11 and the sound insulation cover 9, the noise is reduced, compared with the traditional transformer, the noise in the transformer box 8 can be effectively absorbed, the noise is reduced and is spread to the outside, changes into present setting damper by original rigid connection between transformer case 8 and ground 1, can play vibration/noise reduction's effect.

In the description of the present application, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, a connection through an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific circumstances.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a type of making an uproar transformer falls, includes ground (1), its characterized in that, the top fixed mounting of ground (1) has damper, and damper's top fixed mounting has transformer case (8), transformer case (8) are the cavity setting, equal fixed mounting has amortization cotton (15) on transformer case's (8) top inner wall and bottom inner wall and the both sides inner wall, equal slidable mounting has acoustic celotex board (16) in one side that two amortization cotton (15) on transformer case (8) both sides inner wall are close to each other, and one side fixed mounting that two acoustic celotex board (16) are close to each other has same oil tank (17), the bottom of oil tank (17) is provided with damper, and damper and transformer case's (8) bottom inner wall fixed mounting, the top fixed mounting of oil tank (17) has the mounting panel, and the top fixed mounting of mounting panel is the iron core that is arranged straight line, and windings are wound on the outer sides of the three iron cores.

2. The noise reduction type transformer of claim 1, characterized in that the damping assembly comprises a damping block (2) fixedly mounted on the top of a foundation (1), a mounting groove (3) is formed in the top of the damping block (2), two symmetrically arranged sleeves (4) with openings are fixedly mounted on the inner wall of the bottom of the mounting groove (3), sliding plates (5) are slidably mounted inside the two sleeves (4), supporting columns (6) are fixedly mounted on the tops of the two sliding plates (5), and the tops of the two supporting columns (6) extend to the upper side of the mounting groove (3) and are fixedly mounted on the bottom of a transformer box (8).

3. The noise reduction transformer according to claim 2, wherein sliding rails are fixedly mounted on inner walls of two sides of the sleeve (4), sliding grooves are formed in two sides of the sliding plate (5), one side of each sliding rail, which is close to each other, extends into the corresponding sliding groove and is slidably connected with the corresponding sliding groove, a damping spring (7) is fixedly mounted at the top of the sleeve (4), the damping spring (7) surrounds the outer side of the supporting column (6), and the top of the damping spring (7) and the outer side of the supporting column (6) are fixedly mounted.

4. The noise reduction transformer according to claim 1, wherein a sound insulation cover (9) is fixedly installed on the outer side of the transformer box (8), an air inlet (10) and an air outlet are respectively formed in two sides of the sound insulation cover (9), the air inlet (10) and the air outlet are both communicated with the inside of the transformer box (8), and a noise reduction block (11) is fixedly installed inside the air inlet (10) and the air outlet.

5. The noise reduction transformer according to claim 1, wherein the damping mechanism comprises two fixing plates (12) fixedly mounted on the inner wall of the bottom of the transformer box (8), slide rods (13) are slidably mounted on one side of each fixing plate (12), a cross rod is fixedly mounted on the side, close to each other, of each slide rod (13), a plurality of balloons (14) arranged in a straight line are fixedly mounted on the bottom of each cross rod, and the bottoms of the balloons (14) are fixedly mounted on the inner wall of the bottom of the transformer box (8).

6. The noise reduction transformer according to claim 1, wherein a plurality of shock absorbing foot pads (18) are fixedly mounted on the top of the mounting plate in a linear arrangement, iron core foot pads (19) are fixedly mounted on the tops of the shock absorbing foot pads (18), and the tops of the iron core foot pads (19) are fixedly mounted on the bottoms of the iron cores respectively.