CN104409192A - Noise reduction cooling box - Google Patents
Noise reduction cooling box Download PDFInfo
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- CN104409192A CN104409192A CN201410778097.9A CN201410778097A CN104409192A CN 104409192 A CN104409192 A CN 104409192A CN 201410778097 A CN201410778097 A CN 201410778097A CN 104409192 A CN104409192 A CN 104409192A
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- noising
- supporting plate
- bearing supporting
- cooling box
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Abstract
The invention provides a noise reduction cooling box which is used for the noise reduction and cooling of a dry type transformer. The noise reduction cooling box comprises an upright post, a load bearing support plate, and a baffle; the load bearing support plate is horizontally installed on the upright post; the baffle is installed on the upright post and the load bearing support plate, so as to seal the dry type transformer; the bottom end of the upright post is provided with a vibration damper; and the upright post is fixed on a foundation via the vibration damper. Due to the vibration damper, the vibration generated by the dry type transformer can be absorbed by the vibration damper, thus reducing the propagation of low frequency noise.
Description
Technical field
The present invention relates to transformer application technical field, particularly a kind of de-noising cooling box.
Background technology
Cause is without the need to using transformer oil, can not causing and leak the problems such as the fire caused because of transformer oil, and dry-type transformer is applied to the intensive commerce area of skyscraper, residential quarters and personnel at all levels more and more, becomes the focus product of China's transformer industry.
But due to the design feature of dry-type transformer, serious vibration when it runs, vibration wave is along ground conduction, generation low-frequency noise, and low-frequency noise has very large penetrability, can produce very major injury to human body.In addition, the high-frequency noise in dry-type transformer running is also very large, causes certain interference and impact to the work of people, life.
Existing dry-type transformer generally directly installs the soundproof box that sound insulating material is made additional after installing in outside, play certain noise reduction except audio fruit; Outside soundproof box, install radiator fan simultaneously, utilize radiator fan to lower the temperature, fan Hot-air fan can destroy soundproof effect, and sound insulating material can not eliminate low-frequency noise.
Summary of the invention
Producing the low-frequency noise problem very large to harm for solving solid conduction in dry-type transformer operation, the invention provides a kind of de-noising cooling box for dry-type transformer.
The invention provides a kind of de-noising cooling box, the de-noising for dry-type transformer is lowered the temperature, and comprises column, load-bearing supporting plate, baffle plate;
Described load-bearing pallets level plate is arranged on described column; Described baffle plate is arranged on described column and described load-bearing supporting plate, closes described dry-type transformer;
Described column bottom has vibration absorber, and described column is fixed on ground by vibration absorber.
Because having vibration absorber, the vibration that dry-type transformer vibration produces by absorber, can reduce the propagation of low-frequency noise.
Preferably, described load-bearing supporting plate has beam, and described dry-type transformer is placed on described beam.
Preferably, described load-bearing supporting plate has through hole and the ventilating fan being arranged on through hole, described baffle plate has air outlet.
Preferably, also comprise the first de-noising shutter, described first de-noising shutter is arranged on described column, is positioned on the downside of described load-bearing supporting plate.
Preferably, also comprise ajutage, described ajutage is connected with the through hole on described load-bearing supporting plate.
Preferably, the second de-noising shutter is installed at described air outlet place.
Preferably, described load-bearing supporting plate comprises supporting course, puigging, fireprotection layer, and described fireprotection layer, described puigging are connected from top to bottom successively with described supporting course.
Preferably, described baffle plate comprises support structure layers, puigging and fireprotection layer, and described fireprotection layer, described puigging are connected from outside to inside successively with described support structure layers, and described baffle plate is connected on described column and described load-bearing supporting plate by described support structure layers.
Preferably, described column, described load-bearing supporting plate and described baffle plate are dismountable connection.
Preferably, in described column, described load-bearing supporting plate and described baffle plate three, join domain has rubber blanket and sound insulating seal glue between two.
Accompanying drawing explanation
Fig. 1 is embodiment of the present invention de-noising cooling box central post and load-bearing supporting plate combination schematic diagram;
Fig. 2 is embodiment of the present invention de-noising cooling box overall schematic;
Wherein: column-1, load-bearing supporting plate-2, through hole-3, vibration absorber-4, the first de-noising shutter-5, baffle plate-6, the second de-noising shutter-7, beam-8, ajutage-9, ventilating fan-10, dry-type transformer-11.
Embodiment
For making those skilled in the art better understand technical scheme of the present invention, below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
Embodiment of the present invention de-noising cooling box central post 1 and load-bearing supporting plate 2 combine schematic diagram, and Fig. 2 is embodiment of the present invention de-noising cooling box overall schematic.Fig. 1 and Fig. 2 combines and can find out, the de-noising cooling box in the embodiment of the present invention comprises column 1, load-bearing supporting plate 2, baffle plate 6 three critical pieces.Load-bearing supporting plate 2 is fixed on column 1, and baffle plate 6 is fixed on column 1 and load-bearing supporting plate 2.In the embodiment of the present invention, column 1 is angle steel, and the horizontal shore of welded lap load-bearing supporting plate 2 on it, load-bearing supporting plate 2 is fixed on column 1 by the bolt hole on horizontal shore.Column 1 vertical direction also has bolt hole, and baffle plate 6 is arranged on column 1 by bolt.
Because producing vibration in dry-type transformer 11 running, vibrate and be passed to ground and building through load-bearing supporting plate 2, column 1, producing through solid-borne sound transmission can low-frequency noise.Therefore bottom the column 1 of the embodiment of the present invention, vibration absorber 4 is installed, when vibration passing is to column 1, vibration absorber 4 buffering vibration, absorbing vibrational energy; Vibration absorber 4 in the present embodiment is spring damper 4, certainly, in other embodiments of the invention, also can adopt the vibration absorber 4 that other types those skilled in the art commonly use.
In the embodiment of the present invention, in order to reduce the propagation of vibration when dry-type transformer 11 runs further, load-bearing supporting plate 2 also has beam 8, and dry-type transformer 11 is placed on beam 8.Certainly, beam 8, between dry-type transformer 11 and load-bearing supporting plate 2 for also for being fixedly connected with.
In the embodiment of the present invention, load-bearing supporting plate 2 and baffle plate 6 form the closed box around dry-type transformer 11, in order to ensure the cooling of dry-type transformer 11, need to arrange corresponding cross-ventilation equipment.On load-bearing supporting plate 2, offered through hole 3, ventilating fan 10 has been arranged on through hole 3 and has gone out, and baffle plate 6 is provided with air outlet for this reason.Circulated air enters de-noising cooling box from through hole 3 and discharges from air outlet, serves absorbing and cooling temperature effect.Between installation ventilating fan 10 through hole 3 and dry-type transformer 11, also there is ajutage 9 in the present embodiment, the low warm air entered directly can be delivered to dry-type transformer 11 region through ventilating fan 10.In the present embodiment, exhaust outlet is positioned in top flap 6, is located immediately at the top of dry-type transformer 11.
Outwards transmitting for reducing dry-type transformer 11 running noises, in the present invention, being also provided with corresponding noise reduction measure.Wherein, load-bearing supporting plate 2 is once supporting course, puigging and fireprotection layer from down to up, and puigging is sound panel, fireprotection layer is SUPER PRO; Baffle plate 6 is also the support structure layers, puigging and the fireprotection layer that have employed from outside to inside, and puigging is sound panel, fireprotection layer is SUPER PRO.
In addition, in order to reduce the noise and dry-type transformer 11 that produce in wind cyclic process with the outside transmitted noise in air channel, the embodiment of the present invention is also being provided with de-noising shutter, and de-noising shutter is divided into the first de-noising shutter 5 and the second de-noising shutter 7; First de-noising shutter 5 is installed on the downside of column 1 and load-bearing supporting plate 2, plays the de-noising effect of air inlet; Second de-noising shutter 7 is installed on air outlet place, plays air-out de-noising effect.First de-noising shutter 5 and the second de-noising shutter 7 are connected by screw on corresponding parts.
In order to prevent noise from propagating from the join domain of column 1, load-bearing supporting plate 2 and baffle plate 6, in the embodiment of the present invention, three coupling part is provided with rubber blanket and sound insulating seal glue.Certainly, rubber blanket and sound insulating seal glue are all the seal means that this area is commonly used, and also can not adopt.
In the embodiment of the present invention, the supporting course of load-bearing supporting plate 2 and the support structure layers of baffle plate 6 have employed the steel plate meeting its requirement of strength respectively.
Column 1 in the embodiment of the present invention, load-bearing supporting plate 2 and baffle plate 6 removably connect for screw, facilitate the installation and removal of overall casing.Certainly, in other embodiments, other connected modes or overall integrative-structure can also be adopted.
In the above embodiment of the present invention, de-noising cooling box is described in detail.Apply specific case herein to set forth principle of the present invention and execution mode; the explanation of above embodiment just understands core concept of the present invention for helping; without departing from the principles of the present invention; also can carry out some improvement and modification to the present invention, these improve and modify and also fall within the scope of protection of the present invention.
Claims (10)
1. a de-noising cooling box, the de-noising for dry-type transformer is lowered the temperature, and comprises column (1), load-bearing supporting plate (2), baffle plate (6);
Described load-bearing supporting plate (2) level board is arranged on described column (1); Described baffle plate (6) is arranged on described column (1) and described load-bearing supporting plate (2) is upper, close described dry-type transformer (11);
It is characterized in that, described column (1) bottom has vibration absorber (4), and described column (1) is fixed on ground by vibration absorber (4).
2. de-noising cooling box according to claim 1, is characterized in that, described load-bearing supporting plate (2) has beam (8), and described dry-type transformer is placed on described beam (8).
3. de-noising cooling box according to claim 1, it is characterized in that, described load-bearing supporting plate (2) has through hole (3) and be arranged on the ventilating fan (10) at through hole (3) place, (6) have air outlet to described baffle plate.
4. de-noising cooling box according to claim 3, it is characterized in that, also comprise the first de-noising shutter (5), described first de-noising shutter (5) is arranged on described column (1), is positioned at described load-bearing supporting plate (2) downside.
5. de-noising cooling box according to claim 3, is characterized in that, also comprises ajutage (9), and described ajutage (9) is connected with the through hole (3) on described load-bearing supporting plate (2).
6. de-noising cooling box according to claim 3, is characterized in that, the second de-noising shutter (7) is installed at described air outlet place.
7. de-noising cooling box according to claim 1, is characterized in that, described load-bearing supporting plate (2) comprises supporting course, puigging, fireprotection layer, and described fireprotection layer, described puigging are connected from top to bottom successively with described supporting course.
8. de-noising cooling box according to claim 1, it is characterized in that, described baffle plate (6) comprises support structure layers, puigging and fireprotection layer, described fireprotection layer, described puigging are connected from outside to inside successively with described support structure layers, and described baffle plate (6) is connected on described column (1) and described load-bearing supporting plate (2) by described support structure layers.
9. de-noising cooling box according to claim 1, is characterized in that, described column (1), described load-bearing supporting plate (2) and described baffle plate (6) are dismountable connection.
10. de-noising cooling box according to claim 1, is characterized in that, in described column (1), described load-bearing supporting plate (2) and described baffle plate (6) three, join domain has rubber blanket and sound insulating seal glue between two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410778097.9A CN104409192B (en) | 2014-12-15 | 2014-12-15 | A kind of de-noising cooling box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410778097.9A CN104409192B (en) | 2014-12-15 | 2014-12-15 | A kind of de-noising cooling box |
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| Publication Number | Publication Date |
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| CN104409192A true CN104409192A (en) | 2015-03-11 |
| CN104409192B CN104409192B (en) | 2017-10-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410778097.9A Active CN104409192B (en) | 2014-12-15 | 2014-12-15 | A kind of de-noising cooling box |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107134347A (en) * | 2017-05-11 | 2017-09-05 | 沈国青 | A kind of dry-type transformer |
| CN108142484A (en) * | 2018-01-22 | 2018-06-12 | 李晓辉 | A kind of food processing bakery cooling box |
| CN117672685A (en) * | 2024-02-01 | 2024-03-08 | 安溪仟富美电子有限公司 | Low-noise transformer |
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| CN203982959U (en) * | 2014-08-08 | 2014-12-03 | 郗洪飞 | A kind of ventilation noise reduction box for dry-type transformer |
| CN204242740U (en) * | 2014-12-15 | 2015-04-01 | 浙江群力电气有限公司 | A kind of de-noising cooling box |
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2014
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| CN200990272Y (en) * | 2006-12-27 | 2007-12-12 | 浙江江山变压器有限公司 | Dry transformer sound absorption shell |
| CN202258736U (en) * | 2011-10-10 | 2012-05-30 | 陈先伟 | Noise isolation device of transformer |
| CN202841797U (en) * | 2012-07-10 | 2013-03-27 | 河南勃达微波设备有限责任公司 | Element cabinet of water-cooled electric equipment |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107134347A (en) * | 2017-05-11 | 2017-09-05 | 沈国青 | A kind of dry-type transformer |
| CN108142484A (en) * | 2018-01-22 | 2018-06-12 | 李晓辉 | A kind of food processing bakery cooling box |
| CN108142484B (en) * | 2018-01-22 | 2020-08-18 | 上海雅沐食品有限公司 | Baked food cooling box for food processing |
| CN117672685A (en) * | 2024-02-01 | 2024-03-08 | 安溪仟富美电子有限公司 | Low-noise transformer |
| CN117672685B (en) * | 2024-02-01 | 2024-04-26 | 安溪仟富美电子有限公司 | Low-noise transformer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104409192B (en) | 2017-10-31 |
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