CN209657979U - A kind of noise reduction damping dry-type transformer - Google Patents
A kind of noise reduction damping dry-type transformer Download PDFInfo
- Publication number
- CN209657979U CN209657979U CN201920744378.0U CN201920744378U CN209657979U CN 209657979 U CN209657979 U CN 209657979U CN 201920744378 U CN201920744378 U CN 201920744378U CN 209657979 U CN209657979 U CN 209657979U
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- China
- Prior art keywords
- noise reduction
- silencing cavity
- draft chamber
- type transformer
- dry
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- 230000009467 reduction Effects 0.000 title claims abstract description 52
- 238000013016 damping Methods 0.000 title claims description 18
- 230000030279 gene silencing Effects 0.000 claims abstract description 36
- 230000017525 heat dissipation Effects 0.000 claims abstract description 13
- 238000009423 ventilation Methods 0.000 claims description 22
- 230000001788 irregular Effects 0.000 claims description 4
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 8
- 230000036541 health Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 239000011358 absorbing material Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- Regulation Of General Use Transformers (AREA)
Abstract
The utility model provides a kind of dry-type transformer with noise reduction shock-absorbing function, it include: transformer body, it is characterized in that, transformer body is externally provided with noise reduction shell, noise reduction sheath top plate is connected by lifting spring at the top of transformer body, transformer body bottom is set on noise reduction shell bottom plate by damper;Noise reduction shell is equipped with heat dissipation muffler.Influence of the vibration to noise when the utility model reduces dry-type transformer operation;The air of noise control interior of shell is radiated by heat dissipation muffler with external air currents, the silencing cavity of heat dissipation muffler is irregularly arranged, it is connected to the ladder-like setting of hush pipe of left draft chamber and right draft chamber, sound-absorbing effect is obvious, effectively reduces dry-type transformer to extraneous noise effect.
Description
Technical field
The utility model belongs to field of transmission equipment more particularly to a kind of noise reduction damping dry-type transformer.
Background technique
Dry-type transformer just refers to transformer that iron core and winding are not immersed in insulating oil since dry-type transformer has
The advantages that fire prevention, non-maintaining, overload capacity is strong, long service life, so being widely used in local lighting, skyscraper, airport
With the places such as harbour CNC mechanical equipment.
But there is a problem of that noise is excessive when dry-type transformer operation;Noise will affect the daily life of people around, very
Harmful influence extremely is caused on the health of people.
Summary of the invention
Noise is big when for the problem that the operation of prior art dry-type transformer, influences people's health around, this is practical
It is novel that a kind of dry-type transformer with noise reduction shock-absorbing function is provided, reduce the noise of dry-type transformer.
To reach this purpose, the utility model includes: transformer body, and transformer body is externally provided with noise reduction shell, transformation
Device bodies top connects noise reduction sheath top plate by lifting spring, and transformer body bottom is set to noise reduction shell by damper
On bottom plate;
Noise reduction shell is equipped with heat dissipation muffler.
Preferably, heat dissipation muffler includes: silencing cavity, hush pipe, spacing board, ventilation hole, sound absorbing layer;
Left draft chamber in irregular shape and right draft chamber are isolated by spacing board inside silencing cavity, are in rank on spacing board
Scalariform is equipped with multiple hush pipes, and left draft chamber is connected to by hush pipe with right draft chamber;
The left draft chamber side and right draft chamber side of silencing cavity are equipped with ventilation hole;
Noise reduction cavity wall, noise reduction inside pipe wall are equipped with muffle coating.
Preferably, the ventilation hole of the left draft chamber side of silencing cavity is located at noise reduction shell exterior;
The ventilation hole of the right draft chamber side of silencing cavity is located at noise reduction interior of shell.
Preferably, the left draft chamber side of silencing cavity leading portion is equipped with ventilation hole;
The right draft chamber side of silencing cavity back segment is equipped with ventilation hole;
Silencing cavity back segment is oppositely arranged with silencing cavity leading portion.
Preferably, silencing cavity leading portion is set to noise reduction shell exterior;
Silencing cavity back segment is set to noise reduction interior of shell.
Preferably, damper includes: upper backup pad, lower supporting plate, damping spring, limit telescopic bar;
It is equipped with multiple limit telescopic bars between upper backup pad and lower supporting plate, damping spring is surrounded with outside limit telescopic bar.
The utility model has the beneficial effects that:
Dry-type transformer ontology is set in noise control shell by the application by lifting spring and damper, is reduced dry type and is become
Influence of the vibration to noise when depressor is run;The air of noise control interior of shell is carried out by heat dissipation muffler and external air currents
Heat dissipation, the silencing cavity for the muffler that radiates irregularly are arranged, and are connected to the ladder-like setting of hush pipe of left draft chamber and right draft chamber, inhale
Audio fruit is obvious, and noise reduction cavity wall and noise reduction inside pipe wall are equipped with sound absorbing layer, enhance sound-absorbing effect, effectively reduce dry
Formula transformer is to extraneous noise effect.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, for ordinary skill people
For member, without creative efforts, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the utility model section schematic diagram.
Fig. 2 is the utility model heat dissipation muffler diagrammatic cross-section.
In figure, 1, dry-type transformer ontology, 2, noise control shell, 3, lifting spring, 4, heat dissipation muffler, 401, right ventilation
Room, 402, left draft chamber, 403, spacing board, 404, hush pipe, 405, ventilation hole, 5, damper, 501, upper backup pad, 502, limit
Position telescopic rod, 503, lower supporting plate, 504, damping spring.
Specific embodiment
In order to make those skilled in the art more fully understand the technical solution in the utility model, below in conjunction with this reality
With the attached drawing in new embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that
The described embodiments are only a part of the embodiments of the utility model, instead of all the embodiments.Based on the utility model
In embodiment, every other implementation obtained by those of ordinary skill in the art without making creative efforts
The range of the utility model protection all should belong in example.
The present embodiment provides a kind of noise reduction damping dry-type transformer, transformer damping noise reduction and absorbing sound and lowering noise two ways phase
In conjunction with elimination dry-type transformer is to extraneous noise jamming.As shown in Figure 1, the present embodiment includes: transformer body 1, transformer
Ontology 1 is externally provided with noise reduction shell 2, passes through lifting connection 2 top plate of noise reduction shell of spring 3, transformer body at the top of transformer body 1
1 bottom is set on 2 bottom plate of noise reduction shell by damper 5;Noise reduction shell 2 is equipped with multiple heat dissipation mufflers 4.
Noise reducing muffle can ventilation and heat and noise reduction effect.In the present embodiment, as shown in Fig. 2, heat dissipation noise reduction
Device 4 includes: silencing cavity, hush pipe 404, spacing board 403, ventilation hole 405, sound absorbing layer;
Left draft chamber 402 and right draft chamber 401 in irregular shape are isolated by spacing board 403 inside silencing cavity,
Stepped on partition 403 to be equipped with multiple hush pipes 404, the length of hush pipe 404 is different, and left draft chamber 402 is by disappearing
Sound tube 404 is connected to right draft chamber 401;402 side of left draft chamber and 401 side of right draft chamber of silencing cavity are equipped with ventilation hole
405;And noise reduction cavity wall, 404 inner wall of hush pipe are equipped with muffle coating.The ventilation of 402 side of left draft chamber of silencing cavity
Hole 405 is located at outside noise reduction shell 2;The ventilation hole 405 of 401 side of right draft chamber of silencing cavity is located inside noise reduction shell 2;Drop
When the air circulation inside shell 2 of making an uproar, left and right draft chamber is flowed through by ventilation hole 402.By the irregular setting of silencing cavity, disappear
The stair-stepping setting of sound tube, and length is different, convenient for filtering the noise of different frequency.Sound absorbing layer is made of sound-absorbing material
It forms, improves the noise reduction effect of noise reducing muffle.
In order to reach better noise reduction effect, ventilation hole 405 is respectively arranged at 402 side of left draft chamber of silencing cavity leading portion
With 401 side of right draft chamber of silencing cavity back segment;Silencing cavity back segment is oppositely arranged with silencing cavity leading portion.Silencing cavity leading portion is set to
Outside noise reduction shell 2;Silencing cavity back segment is set to inside noise reduction shell 2.So set, left and right can be adequately flowed through when air circulation
Draft chamber, noise reduction effect are more preferable.
In the present embodiment, damper 5 includes: upper backup pad 501, lower supporting plate 503, damping spring 504, limit telescopic bar
502;
It is equipped with multiple limit telescopic bars 502 between upper backup pad 501 and lower supporting plate 503, is surround outside limit telescopic bar 502
There is damping spring 504.
Although by reference to attached drawing and combining the mode of preferred embodiment that the utility model is described in detail, this
Utility model is not limited to this.Under the premise of not departing from the spirit and essence of the utility model, those of ordinary skill in the art
The embodiments of the present invention can be carried out with various equivalent modifications or substitutions, and these modifications or substitutions all should be practical at this
In novel covering scope/anyone skilled in the art within the technical scope disclosed by the utility model, can
Change or replacement are readily occurred in, should be covered within the scope of the utility model.Therefore, the protection model of the utility model
Enclosing shall be subject to the protection scope of the claim.
Claims (6)
1. a kind of noise reduction damping dry-type transformer, comprising: transformer body (1), which is characterized in that transformer body (1) peripheral hardware
Have noise reduction shell (2), noise reduction shell (2) top plate, transformer body are connected by lifting spring (3) at the top of transformer body (1)
(1) bottom is set on noise reduction shell (2) bottom plate by damper (5);
Noise reduction shell (2) is equipped with heat dissipation muffler (4).
2. noise reduction damping dry-type transformer according to claim 1, which is characterized in that
Heat dissipation muffler (4) includes: silencing cavity, hush pipe (404), spacing board (403), ventilation hole (405), sound absorbing layer;
It is isolated into left draft chamber (402) in irregular shape and right draft chamber (401) by spacing board (403) inside silencing cavity,
Stepped on spacing board (403) to be equipped with multiple hush pipes (404), left draft chamber (402) passes through hush pipe (404) and right ventilation
Room (401) connection;
Left draft chamber (402) side and right draft chamber (401) side of silencing cavity are equipped with ventilation hole (405);
Noise reduction cavity wall, hush pipe (404) inner wall are equipped with muffle coating.
3. noise reduction damping dry-type transformer according to claim 2, which is characterized in that
It is external that the ventilation hole (405) of left draft chamber (402) side of silencing cavity is located at noise reduction shell (2);
It is internal that the ventilation hole (405) of right draft chamber (401) side of silencing cavity is located at noise reduction shell (2).
4. noise reduction damping dry-type transformer according to claim 2, which is characterized in that
Left draft chamber (402) side of silencing cavity leading portion is equipped with ventilation hole (405);
Right draft chamber (401) side of silencing cavity back segment is equipped with ventilation hole (405);
Silencing cavity back segment is oppositely arranged with silencing cavity leading portion.
5. noise reduction damping dry-type transformer according to claim 4, which is characterized in that
It is external that silencing cavity leading portion is set to noise reduction shell (2);
It is internal that silencing cavity back segment is set to noise reduction shell (2).
6. noise reduction damping dry-type transformer according to claim 1, which is characterized in that
Damper (5) includes: upper backup pad (501), lower supporting plate (503), damping spring (504), limit telescopic bar (502);
Multiple limit telescopic bars (502) are equipped between upper backup pad (501) and lower supporting plate (503), limit telescopic bar (502) is outside
It is surrounded with damping spring (504).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201920744378.0U CN209657979U (en) | 2019-05-21 | 2019-05-21 | A kind of noise reduction damping dry-type transformer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201920744378.0U CN209657979U (en) | 2019-05-21 | 2019-05-21 | A kind of noise reduction damping dry-type transformer |
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Publication Number | Publication Date |
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CN209657979U true CN209657979U (en) | 2019-11-19 |
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CN201920744378.0U Expired - Fee Related CN209657979U (en) | 2019-05-21 | 2019-05-21 | A kind of noise reduction damping dry-type transformer |
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CN (1) | CN209657979U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111163605A (en) * | 2020-01-16 | 2020-05-15 | 钱丰 | Communication cabinet with noise reduction function |
-
2019
- 2019-05-21 CN CN201920744378.0U patent/CN209657979U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111163605A (en) * | 2020-01-16 | 2020-05-15 | 钱丰 | Communication cabinet with noise reduction function |
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Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191119 |
|
CF01 | Termination of patent right due to non-payment of annual fee |