CN211150233U

CN211150233U - Noise-reducing and shock-absorbing device suitable for transformer

Info

Publication number: CN211150233U
Application number: CN201922106067.4U
Authority: CN
Inventors: 冯铎; 李文喆; 随向前; 王安; 刘鲜辉
Original assignee: Liruite Electric Co ltd
Current assignee: Liruite Electric Co ltd
Priority date: 2019-11-29
Filing date: 2019-11-29
Publication date: 2020-07-31
Anticipated expiration: 2029-11-29

Abstract

A noise reduction and vibration reduction device suitable for a transformer comprises an installation base, a sound insulation shell and a plurality of vibration reduction mechanisms, wherein the sound insulation shell is arranged above the installation base, the plurality of vibration reduction mechanisms are arranged in the installation base, the sound insulation shell comprises an inner shell and an outer shell sleeved outside the inner shell, a plurality of X-shaped partition plates are arranged between the inner shell and the outer shell from top to bottom, a cylinder with openings at two ends is arranged at the cross position of each X-shaped partition plate, and a triangular cavity formed by the X-shaped partition plates, the inner shell and the outer shell is filled with sound insulation cotton; every damper includes compression pole, consolidates base and first compression spring, and the transformer bottom is connected on the top of compression pole, and the bottom of compression pole is passed and is consolidated the base and extend to consolidating the base inner chamber, and the bottom of consolidating the base is provided with the stopper, and the top of stopper is provided with first iron plate and first magnet, and the bottom of compression pole is provided with second iron plate and second magnet. The utility model discloses a sound insulation casing and damper have overcome the big problem of current transformer noise.

Description

Noise-reducing and shock-absorbing device suitable for transformer

Technical Field

The utility model relates to a transformer noise reduction and shock attenuation technical field, more specifically say, relate to a damping device that makes an uproar falls suitable for transformer.

Background

In recent years, with the continuous improvement of living standards of people, the electricity consumption of residents is rapidly increased, the number of transformers in residential areas is increased year by year, the transformers are easy to vibrate in the working process, the vibration is one source of noise, and meanwhile, mechanical noise is generated in the operation of a transformer cooling system, so that the environment around the transformers is seriously influenced. The noise emitted by the transformer to the periphery through the air is synthesized by two parts of noise, and one part of the noise is body noise generated by vibration of the box wall; the other part is that the noise of the cooling device generated by the vibration of the cooling fan and the oil pump is in a noise environment for a long time, so that the daily production work cannot be carried out, the body is adversely affected, and much inconvenience is brought to the life of residents. One of the existing noise reduction methods is to take measures on a design source, such as reducing the magnetic flux density of a transformer, so as to reduce the generation of noise; the other is to reduce the noise transmission on the transmission path, so as to reduce the noise as much as possible. The former needs to improve the mechanism of transformer itself, has undoubtedly increased the manufacturing cost of transformer, and the latter often because the structure of sound-proof equipment is complicated, and the preparation degree of difficulty is big and weight is heavier, uses inconveniently. In addition, the method has influence on the production and life of people.

SUMMERY OF THE UTILITY MODEL

In view of this, in order to solve the deficiencies of the prior art, the present invention provides a noise reduction and vibration reduction device for a transformer.

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

a noise reduction and vibration reduction device suitable for a transformer comprises an installation base, a sound insulation shell and a plurality of vibration reduction mechanisms, wherein the sound insulation shell is arranged above the installation base, the plurality of vibration reduction mechanisms are arranged in the installation base, the sound insulation shell is a rectangular shell with an opening at the lower end, the sound insulation shell comprises an inner shell and an outer shell sleeved outside the inner shell, a plurality of X-shaped clapboards are arranged between the inner shell and the outer shell from top to bottom, a cylinder with openings at two ends is arranged at the cross position of each X-shaped clapboard, the cylinder is fixedly clamped by the X-shaped clapboards, the inner shell and the outer shell form corresponding triangular cavities respectively, and sound insulation cotton is filled in the triangular cavities;

every damper includes compression pole, reinforcement base and first compression spring, the transformer bottom is connected on the top of compression pole, and the bottom of compression pole is passed and is consolidated the base and extend to consolidating the base inner chamber, and the bottom of consolidating the base is provided with the stopper, the top of stopper is provided with first iron plate and first magnet, and the bottom of compression pole is provided with second iron plate and second magnet, first iron plate and second magnet cooperation are used, second iron plate and first magnet cooperation are used, pass through between two adjacent reinforcement bases first compression spring connects.

Further preferably, the cylinder is horizontally arranged between the inner shell and the outer shell, and the length of the cylinder is the same as that of the side wall of the inner shell.

Further optimizing, a rhombic cavity is enclosed by two adjacent X-shaped clapboards between two adjacent cylinders from top to bottom, and heat dissipation holes are formed in the intersection positions of the two ends of the X-shaped clapboards and the inner shell and the outer shell respectively.

Further optimization, the upper portion of consolidating the base is provided with presss from both sides tight piece, through press from both sides the firm compression pole of tight piece, the top fixed mounting who consolidates the base has the protection end cover, the through-hole that supplies the compression pole to pass is seted up to the upper end of protection end cover.

Further preferably, two ends of the first compression spring are respectively fixed on the side walls of the two adjacent reinforcing bases.

Further optimize, first iron plate and second iron plate overcoat are equipped with second compression spring.

The utility model has the advantages that:

the utility model provides a noise reduction and shock absorption device suitable for a transformer, which adopts a sound insulation shell and a shock absorption mechanism to overcome the problem of large noise of the existing transformer, wherein an X-shaped sound insulation plate is arranged between an inner shell and an outer shell of the sound insulation shell, which can effectively absorb the noise generated in the working process of the transformer, sound insulation cotton is filled between two adjacent X-shaped sound insulation plates, and the sound insulation cotton and the sound insulation plates generate double sound insulation effects, thereby realizing the reduction of noise pollution as much as possible;

the utility model discloses below at the transformer is equipped with unable adjustment base, be equipped with damper in the unable adjustment base, can realize shock-absorbing function, the first iron plate with the help of compression pole bottom and stopper top setting, first magnet and second iron plate, second magnet mutually supports and uses, solve the damping phenomenon of transformer because of the vertical runout, bounce after first iron plate and second iron plate periphery cover establish the effective booster transformer of second compression spring and push down, connect through first compression spring between two adjacent reinforcement bases, can be in the same place a plurality of damper fixed connection, the performance of playing the stabilizing transformer that can be better simultaneously again.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural view of a noise-reducing and shock-absorbing device;

FIG. 2 is a schematic view of a portion of a sound dampening housing;

FIG. 3 is a schematic view of a mounting base;

FIG. 4 is a schematic structural view of a shock absorbing mechanism;

FIG. 5 is a partial schematic view of the damper mechanism;

reference numerals: 1. the installation base, 2, interior casing, 3, the shell body, 4, X type baffle, 5, drum, 6, soundproof cotton, 7, compression pole, 8, reinforcement base, 9, first compression spring, 10, stopper, 11, first iron plate, 12, first magnet, 13, second iron plate, 14, second magnet, 15, louvre, 16, press from both sides tight piece, 17, protection end cover, 18, second compression spring.

Detailed Description

The following provides specific embodiments, which will further clearly, completely and specifically explain the technical solutions of the present invention. The present embodiment is the best embodiment based on the technical solution of the present invention, but the scope of the present invention is not limited to the following embodiments.

The utility model provides a damping device that makes an uproar falls suitable for transformer, is including installation base 1, sound insulation casing and a plurality of damper, sound insulation casing sets up installation base 1 top is a plurality of damper sets up in installation base 1, and sound insulation casing is lower extreme open-ended rectangle casing, and sound insulation casing includes that interior casing 2 overlaps establishes shell body 3 outside interior casing 2, interior casing 2 with be provided with a plurality of X type baffle 4 from top to bottom between the shell body 3, and this X type baffle 4 can effectively absorb the noise that produces in the transformer working process, every X type baffle 4 cross position installs both ends open-ended drum 5, drum 5 horizontal direction sets up between interior casing 2 and shell body 3, and the length of drum 5 is the same with interior casing 2 lateral wall, and drum 5 is held fixedly through X type baffle 4, and interior casing 2, The shell body 3 forms corresponding triangle-shaped cavity respectively, packs soundproof cotton 6 in this triangle-shaped cavity, soundproof cotton 6 and X type acoustic celotex board 4 produce dual syllable-dividing effect to realize noise pollution reduction as far as, enclose synthetic rhombus cavity through two adjacent X type baffles 4 between two upper and lower adjacent drums 5, louvre 15 has been seted up respectively to the both ends of a plurality of X type baffles 4 and interior casing 2, the crossing department of shell body 3, on casing 2 and shell body 3 including the louvre dispersion, louvre 15 on the interior casing 2, the rhombus cavity and the louvre 15 of shell body 3 form the hot gas flow escape canal, and the hot gas flow passes louvre 15 on the interior casing 2 and discharges through rhombus cavity, louvre 15 on the shell body 3 in proper order.

Each damping mechanism comprises a compression rod 7, a reinforcing base 8 and a first compression spring 9, the top end of the compression rod 7 is connected with the bottom of the transformer, the bottom end of the compression rod 7 penetrates through the reinforcing base 8 and extends to the inner cavity of the reinforcing base 8, a clamping block 16 is arranged on the upper portion of the reinforcing base 8, the compression rod 7 is stabilized through the clamping block 16, a protective end cover 17 is fixedly mounted at the top of the reinforcing base 8, a through hole for the compression rod 7 to penetrate through is formed in the upper end of the protective end cover 17, a limiting block 10 is arranged at the bottom of the reinforcing base 8, a first iron block 11 and a first magnet 12 are arranged at the top end of the limiting block 10, a second iron block 13 and a second magnet 14 are arranged at the bottom end of the compression rod 7, the first iron block 11 and the second magnet 14 are used in a matched mode, the second iron block 13 and the first magnet 12 are used in a matched mode, second compression spring 18 is established to first iron plate 11 and the 13 periphery cover of second iron plate, and effective booster transformer plays after pushing down, the both ends of first compression spring 9 are fixed respectively on two adjacent lateral walls of consolidating base 8, connect through first compression spring 9 between two adjacent consolidating base 8, can be in the same place a plurality of damper fixed connection, simultaneously again can be better play the performance of stabilizing the transformer.

The essential features, the basic principle and the advantages of the invention have been shown and described above. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that the present invention can be modified in various ways according to the actual situation without departing from the spirit and scope of the present invention, and these modifications and improvements are all within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A noise-reducing and shock-absorbing device suitable for a transformer comprises an installation base (1), a sound-insulating shell and a plurality of shock-absorbing mechanisms, the damping device is characterized in that the sound insulation shell is arranged above the installation base (1), a plurality of damping mechanisms are arranged in the installation base (1), the sound insulation shell is a rectangular shell with an open lower end, the sound insulation shell comprises an inner shell (2) and an outer shell (3) sleeved outside the inner shell (2), a plurality of X-shaped clapboards (4) are arranged between the inner shell (2) and the outer shell (3) from top to bottom, a cylinder (5) with two open ends is arranged at the cross position of each X-shaped clapboard (4), the cylinder (5) is fixedly clamped through an X-shaped partition plate (4), the inner shell (2) and the outer shell (3) form corresponding triangular cavities respectively, and soundproof cotton (6) is filled in the triangular cavities;

every damper includes compression bar (7), reinforcement base (8) and first compression spring (9), the transformer bottom is connected on the top of compression bar (7), and the bottom of compression bar (7) is passed reinforcement base (8) and is extended to reinforcement base (8) inner chamber, and the bottom of reinforcing base (8) is provided with stopper (10), the top of stopper (10) is provided with first iron plate (11) and first magnet (12), and the bottom of compression bar (7) is provided with second iron plate (13) and second magnet (14), first iron plate (11) and second magnet (14) cooperation are used, second iron plate (13) and first magnet (12) cooperation are used, pass through between two adjacent reinforcement bases (8) first compression spring (9) are connected.

2. A noise and vibration reducing device for transformer according to claim 1, wherein the cylinder (5) is horizontally arranged between the inner shell (2) and the outer shell (3), and the length of the cylinder (5) is the same as the side wall of the inner shell.

3. The noise-reducing and shock-absorbing device suitable for the transformer according to claim 1, wherein a rhombic cavity is defined between two adjacent cylinders (5) up and down through two adjacent X-shaped partition plates (4), and heat dissipation holes (15) are respectively formed at the intersection of two ends of the plurality of X-shaped partition plates (4) and the inner shell (2) and the outer shell (3).

4. The noise and vibration reduction device for the transformer according to claim 1, wherein the upper portion of the reinforcing base (8) is provided with a clamping block (16), the compression rod (7) is stabilized through the clamping block (16), a protective end cover (17) is fixedly installed on the top of the reinforcing base (8), and a through hole for the compression rod (7) to pass through is formed in the upper end of the protective end cover (17).

5. A noise and vibration reducing device for transformer according to claim 1, wherein the two ends of the first compression spring (9) are fixed on the side walls of two adjacent reinforced bases (8).

6. A noise and vibration reducing device for transformer according to claim 1, characterized in that the first iron block (11) and the second iron block (13) are sleeved with a second compression spring (18).