CN208062586U - A kind of power transformation box of included noise reduction function - Google Patents

Abstract

The utility model discloses a kind of power transformation boxes of included noise reduction function, including shell, first buffer bar, buffer layer, third fixed block and fixed plate, the inside of the shell is fixed with absorbent treatment, and it is fixed with the first fixed block on the left and right sides wall of shell, the upper end of first buffer bar is connected by head rod with the first fixed block, and first the lower end of buffer bar be connected with the second buffer bar by the first spring, the lower end of second buffer bar is fixed with the second fixed block, and second fixed block fix on the ground, it is opened up on the buffer layer fluted, and inside grooves are fixed with second spring, it is fixed with the second connecting rod on the third fixed block, and second connecting rod be connected with third connecting rod by third spring.The power transformation box of the included noise reduction function is provided with the noise reduction mechanism that first layer is the first buffer bar, the first spring and the second buffer bar composition, they can reduce the vibrations that wall generates at left and right sides of power transformation box.

Description

A kind of power transformation box of included noise reduction function

Technical field

The utility model is related to power transformation box technical field, specially a kind of power transformation box of included noise reduction function.

Background technology

Power transformation box is that the voltage and current in electric system to electric energy swaps, collects the babinet for neutralizing distribution, power transformation box It is most of all to install outdoors.

Its outer wall of existing power transformation box is more thin, and its outer wall is given a shock and easy tos produce larger noise, these Noise is easy to influence people's lives, while existing power transformation box does not have good noise reduction effect, therefore is asked for above-mentioned Topic, needs to be improved existing equipment.

Utility model content

The purpose of this utility model is to provide a kind of power transformation boxes of included noise reduction function, to solve in above-mentioned background technology Its outer wall of the existing power transformation box of proposition is more thin, and its outer wall is given a shock and easy tos produce larger noise, these are made an uproar Likeness of the deceased easily influences people's lives, while existing power transformation box does not have the problem of good noise reduction effect.

To achieve the above object, the utility model provides the following technical solutions：A kind of power transformation box of included noise reduction function, packet Shell, the first buffer bar, buffer layer, third fixed block and fixed plate are included, the inside of the shell is fixed with absorbent treatment, and shell Left and right sides wall on be fixed with the first fixed block, the upper end of first buffer bar passes through head rod and the first fixed block It is connected, and the lower end of the first buffer bar is connected by the first spring with the second buffer bar, the lower end of second buffer bar It is fixed with the second fixed block, and the second fixed block fixes on the ground, opens up fluted on the buffer layer, and inside grooves are solid Surely there is second spring, the second connecting rod is fixed on the third fixed block, and the second connecting rod passes through third spring and third Connecting rod is connected, and third connecting rod is fixed in the fixed plate, and fixed plate fixes on the ground.

Preferably, the shell, buffer layer and second spring constitute telescoping mechanism, and the medial surface of shell and absorbent treatment Lateral surface fits.

Preferably, first fixed block is " U "-shaped, and the distance between " u "-shaped is equal to the length of head rod, and And first fixed block be fixed on the center of shell.

Preferably, first fixed block, head rod, the first buffer bar, the first spring and the second buffer bar are constituted Telescoping mechanism, and it is fixed on the both sides of shell in symmetrical expression.

Preferably, there are three the second spring is arranged altogether, and second spring is evenly distributed in the inside of groove.

Preferably, second connecting rod, third spring, third connecting rod and fixed plate are both provided with two groups, and it is closed It is arranged symmetrically in the central axes of shell.

Compared with prior art, the utility model has the beneficial effects that：The power transformation box of the included noise reduction function, is provided with three Layer noise reduction mechanism, first layer are the noise reduction mechanism of the first buffer bar, the first spring and the second buffer bar composition, they can be reduced The vibrations that wall generates at left and right sides of power transformation box, to reduce the generation of noise, the second layer is buffer layer and second spring composition Noise reduction mechanism, reduce the vibrations that integrally generate of shell, therefore be effectively reduced the generation of noise, third layer is the second connection The noise reduction mechanism that bar, third spring and third connecting rod are constituted, reduces the vibrations of power transformation box front and rear sides face generation, therefore subtracts Effect of making an uproar is more preferable.

Description of the drawings

Fig. 1 is the utility model positive structure diagram；

Fig. 2 is the utility model the first fixed-block-architecture (FBA) schematic diagram；

Fig. 3 is the utility model side structure schematic view；

Fig. 4 is the utility model third connecting rod structural schematic diagram.

In figure：1, shell, 2, absorbent treatment, the 3, first fixed block, 4, head rod, the 5, first buffer bar, the 6, first bullet Spring, the 7, second buffer bar, the 8, second fixed block, 9, buffer layer, 10, ground, 11, groove, 12, second spring, 13, third fixes Block, the 14, second connecting rod, 15, third spring, 16, third connecting rod, 17, fixed plate.

Specific implementation mode

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work The every other embodiment obtained, shall fall within the protection scope of the present invention.

- 4 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of power transformation box of included noise reduction function, including Shell 1, absorbent treatment 2, the first fixed block 3, head rod 4, the first buffer bar 5, the first spring 6, the second buffer bar 7, second Fixed block 8, buffer layer 9, ground 10, groove 11, second spring 12, third fixed block 13, the second connecting rod 14, third spring 15, the inside of third connecting rod 16 and fixed plate 17, shell 1 is fixed with absorbent treatment 2, shell 1, buffer layer 9 and second spring 12 Telescoping mechanism is constituted, and the medial surface of shell 1 and the lateral surface of absorbent treatment 2 fit, and play cushioning effect, reduce the production of noise Raw, and the first fixed block 3 is fixed on the left and right sides wall of shell 1, the first fixed block 3 is " U "-shaped, and between " u "-shaped away from From the length equal to head rod 4, and the first fixed block 3 is fixed on the center of shell 1, convenient for fixing the first buffer bar 5, the first fixed block 3, head rod 4, the first buffer bar 5, the first spring 6 and the second buffer bar 7 constitute telescoping mechanism, and its It is fixed on the both sides of shell 1 in symmetrical expression, makes stable structure, noise reduction effect is more preferable, and the upper end of the first buffer bar 5 connects by first Extension bar 4 is connected with the first fixed block 3, and the lower end of the first buffer bar 5 is connected by the first spring 6 with the second buffer bar 7, The lower end of second buffer bar 7 is fixed with the second fixed block 8, and the second fixed block 8 is fixed on ground 10, is opened up on buffer layer 9 Fluted 11, and second spring 12 is fixed with inside groove 11, second spring 12 has altogether there are three settings, and second spring 12 is equal The even inside for being distributed in groove 11 reduces the vibrations inside shell 1, the second connecting rod 14 is fixed on third fixed block 13, And second connecting rod 14 be connected with third connecting rod 16 by third spring 15, the second connecting rod 14, third spring 15, third Connecting rod 16 and fixed plate 17 are both provided with two groups, and it is arranged symmetrically about the central axes of shell 1, play the work of secondary shock-absorbing With more reducing the generation of noise, be fixed with third connecting rod 16 in fixed plate 17, and fixed plate 17 is fixed on ground 10.

Operation principle：When using the power transformation box of the included noise reduction function, the power equipment work production first inside shell 1 Raw vibrations, vibrations are transferred in the left and right sidewall of shell 1, are then transferred at the first spring 6 by the first buffer bar 5, first Spring 6 is shunk back and forth, reduces the generation of vibrations, therefore can reduce the generation of noise, and the vibrations on 1 front-rear side walls of shell pass through Second connecting rod 14 is transferred at third spring 15, and third spring 15 is shunk, and reduces vibrations, therefore further reduce shake Dynamic, to reduce noise, and the vibrations of shell 1 are also transmitted downwards simultaneously, can by the effect of buffer layer 9 and second spring 12 Vibrations are fully absorbed, generates to more reduce vibrations, therefore the noise inside shell 1, is substantially completely absorbed, this The content for being exactly the application method of the power transformation box, and not being described in detail in this specification belongs to professional and technical personnel in the field's public affairs The prior art known.

Term "center", " longitudinal direction ", " transverse direction ", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", The orientation or positional relationship of the instructions such as "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only for ease of description The utility model simplifies description, rather than indicates or imply signified device or element must have a particular orientation, for spy Fixed azimuth configuration and operation, thus should not be understood as the limitation that content is protected to the utility model.

Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art is come Say, still can with technical scheme described in the above embodiments is modified, or to which part technical characteristic into Row equivalent replacement, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all It is included within the scope of protection of this utility model.

Claims (6)

1. a kind of power transformation box of included noise reduction function, including shell (1), the first buffer bar (5), buffer layer (9), third fixed block (13) and fixed plate (17), it is characterised in that：The inside of the shell (1) is fixed with absorbent treatment (2), and the left and right of shell (1) The first fixed block (3) is fixed on two side, the upper end of first buffer bar (5) is solid with first by head rod (4) Determine block (3) to be connected, and the lower end of the first buffer bar (5) is connected by the first spring (6) with the second buffer bar (7), it is described The lower end of second buffer bar (7) is fixed with the second fixed block (8), and the second fixed block (8) is fixed on ground (10), described slow It rushes on layer (9) and opens up fluted (11), and be fixed with second spring (12) inside groove (11), on the third fixed block (13) It is fixed with the second connecting rod (14), and the second connecting rod (14) is connected by third spring (15) with third connecting rod (16), Third connecting rod (16) is fixed on the fixed plate (17), and fixed plate (17) is fixed on ground (10).

2. a kind of power transformation box of included noise reduction function according to claim 1, it is characterised in that：The shell (1), buffering Layer (9) and second spring (12) constitute telescoping mechanism, and the medial surface of shell (1) and the lateral surface of absorbent treatment (2) fit.

3. a kind of power transformation box of included noise reduction function according to claim 1, it is characterised in that：First fixed block (3) " U "-shaped, and the distance between " u "-shaped is equal to the length of head rod (4), and the first fixed block (3) is fixed on outside On the center of shell (1).

4. a kind of power transformation box of included noise reduction function according to claim 1, it is characterised in that：First fixed block (3), head rod (4), the first buffer bar (5), the first spring (6) and the second buffer bar (7) constitute telescoping mechanism, and it is in Symmetrical expression is fixed on the both sides of shell (1).

5. a kind of power transformation box of included noise reduction function according to claim 1, it is characterised in that：The second spring (12) Altogether there are three setting, and second spring (12) is evenly distributed in the inside of groove (11).

6. a kind of power transformation box of included noise reduction function according to claim 1, it is characterised in that：Second connecting rod (14), third spring (15), third connecting rod (16) and fixed plate (17) are both provided with two groups, and it is about in shell (1) Axisymmetrical is arranged.