CN210602112U - Ventilation and noise reduction system for main transformer room of urban indoor transformer substation - Google Patents
Ventilation and noise reduction system for main transformer room of urban indoor transformer substation Download PDFInfo
- Publication number
- CN210602112U CN210602112U CN201921268258.4U CN201921268258U CN210602112U CN 210602112 U CN210602112 U CN 210602112U CN 201921268258 U CN201921268258 U CN 201921268258U CN 210602112 U CN210602112 U CN 210602112U
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- silencing
- area
- noise reduction
- ventilation
- pipe
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- 238000009423 ventilation Methods 0.000 title claims abstract description 16
- 230000030279 gene silencing Effects 0.000 claims abstract description 79
- 238000005192 partition Methods 0.000 claims description 24
- 238000004140 cleaning Methods 0.000 claims description 13
- 229920000742 Cotton Polymers 0.000 claims description 9
- 239000000919 ceramic Substances 0.000 claims description 7
- 230000000694 effects Effects 0.000 abstract description 8
- 230000003139 buffering effect Effects 0.000 abstract description 6
- 230000008030 elimination Effects 0.000 abstract description 3
- 238000003379 elimination reaction Methods 0.000 abstract description 3
- 238000010521 absorption reaction Methods 0.000 abstract 1
- 238000000354 decomposition reaction Methods 0.000 abstract 1
- 230000001743 silencing effect Effects 0.000 abstract 1
- 238000001816 cooling Methods 0.000 description 3
- 230000017525 heat dissipation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
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Abstract
The utility model discloses a ventilation and noise reduction system of a main transformer chamber of an urban indoor transformer substation, which comprises a case, wherein one side of the case is provided with an air outlet, the outside of the air outlet is nested with a cover plate, the other end of the cover plate is fixedly connected with a silencing cavity through an air guide pipe, the wavy inner wall design of a first silencing area and a second silencing area of the utility model effectively increases the contact surface of noise and the silencing cavity, and the second silencing area is divided into a plurality of spaces through a plurality of dividing plates in the second silencing area, thereby effectively utilizing the buffering to carry out resonance elimination on the noise generated by the air flow, increasing the silencing effect, leading the air flow to sequentially pass through the upper end and the lower end of the dividing plates, leading the air flow to pass through the second silencing area in a bow shape, increasing the sound absorption effect, leading the first silencing area to provide primary buffering, assisting in silencing, and leading the cone design in a plurality of silencing pipes to, noise caused by secondary decomposition of air flow is reduced, and the noise reduction effect is higher.
Description
Technical Field
The utility model relates to a noise reduction system technical field specifically is an indoor transformer substation in city becomes room ventilation noise reduction system.
Background
With the continuous development of China, the living standard of people is continuously improved, the urban electricity consumption is increased day by day, the number of transformer substations serving as urban power supply is increased day by day, and when the transformer substations are used, high temperature can be generated due to the continuous operation of a case, so that heat dissipation measures such as a fan and the like are required.
When general cooling fan is used, the problem that noise is large when ventilation and heat dissipation are conducted exists, people nearby a transformer substation are affected to have a rest, physical harm is brought to field workers, and effective noise reduction measures are lacked.
Disclosure of Invention
An object of the utility model is to provide an indoor transformer substation in city becomes room ventilation noise reduction system to provide general cooling fan when using in solving above-mentioned background, exist because of when ventilation cooling, the great problem of noise influences near personnel of transformer substation and has a rest, and brings health harm for the site work personnel, lacks the problem of the effectual measure of making an uproar of falling.
In order to solve the technical problem, the utility model provides a following technical scheme: a ventilation and noise reduction system for a main transformer room of an urban indoor transformer substation comprises a case, wherein an air outlet is formed in one side of the case, a cover plate is nested outside the air outlet, the other end of the cover plate is fixedly connected with a silencing cavity through an air guide pipe, the interior of the silencing cavity is divided into a first silencing area and a second silencing area through a partition plate, the inner walls of the first silencing area and the second silencing area are of a wave barrel-shaped structure, one end of the air guide pipe correspondingly penetrates through and extends to one end of the first silencing area, a buffer cavity is formed in one side, opposite to the air guide pipe, of the partition plate, the buffer cavity is of a hollow round platform-shaped structure, silencing cotton is arranged on the surface of the buffer cavity, the upper end and the lower end of the buffer cavity are located in the partition plate, a plurality of communication holes are formed in the partition plate, a plurality of partition plates are arranged in the second silencing area at equal intervals, and ceramic silencing plates are respectively arranged at two ends, a plurality of hush pipes have been seted up to one side annular of keeping away from first hush district in second hush district, hush pipe's inside one end is equipped with the centrum, a plurality of play sound holes have been seted up to one side that is located hush pipe all around to the bottom surface of centrum, the amortization cotton has been laid to the inner wall in first hush district, ceramic hush board has been laid to the inner wall in second hush district, a plurality of clearance mouths have been run through to the outside in second hush district, the one end of clearance mouth extends to the outer wall fixedly connected with clearance pipe in hush chamber.
Preferably, the silencing pipe is a blind hole with a central hole inside, one end of the cone body with the cone tip points to the opening of the silencing pipe, and the sound outlet holes are annularly distributed on the other side of the silencing pipe.
Preferably, soundproof cotton is wrapped outside the silencing cavity, and a support is arranged at the bottom end of the silencing cavity.
Preferably, the cover plate is of a rectangular structure, annular grooves with air outlets matched with each other are formed in the periphery of one side of the cover plate, and a fan is arranged in the center of the inner portion of the cover plate.
Preferably, the plurality of dividing plates are parallel to each other, and the dividing plates are uniformly distributed in the second sound-deadening region in a horizontal inclined ten-degree manner.
Preferably, one end of the cleaning pipe, which is located in the second muffling area, is provided with an arc-shaped sheet, and the arc-shaped sheet is attached to the wavy inner wall of the second muffling area.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses first amortization district and the design of second amortization district wave inner wall, effectively increase the contact surface in noise and amortization chamber, design through the inside a plurality of partition plate in second amortization district, divide into a plurality of spaces with the second amortization district, thereby effectively utilize the buffering to carry out resonance elimination to the noise that the air current produced, increase the noise cancelling effect, thereby make the air current loop through both ends about the partition plate, make the air current be bow font and pass through the second amortization district, increase the sound absorbing effect, first amortization district provides elementary buffering, supplementary amortization, and the design of a plurality of amortization intraduct centrum, effectively refine the noise air current through a plurality of play sound holes and get rid of, the noise that the air current brought is separated to the quadratic ization.
Drawings
FIG. 1 is a schematic view of an inner structure of a sound-deadening chamber according to an embodiment of the present invention;
FIG. 2 is a perspective view of the overall structure of the embodiment of the present invention;
FIG. 3 is a schematic structural view of the embodiment A of the present invention;
FIG. 4 is a side view of a cover plate structure according to an embodiment of the present invention;
in the figure: 1. a chassis; 2. an air outlet; 3. a cover plate; 4. an air guide pipe; 5. a fan; 6. a sound-deadening chamber; 7. a support; 8. cleaning the mouth; 9. a first muffling zone; 10. a second sound-deadening region; 11. a separator plate; 12. cleaning the pipe; 13. cleaning the opening; 14. an air outlet; 15. a separator plate; 16. a ceramic acoustical panel; 17. an air outlet; 18. a vertebral body; 19. a sound outlet hole; 20. a buffer plate.
Detailed Description
The embodiment of the utility model provides an indoor transformer substation in city becomes room ventilation noise reduction system. 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
Referring to fig. 1-4, the present embodiment provides a ventilation and noise reduction system for a main transformer room of an indoor substation in an urban area, which includes a case 1, an air outlet 2 is disposed on one side of the case 1, a cover plate 3 is nested outside the air outlet 2, a silencing chamber 6 is fixedly connected to the other end of the cover plate 3 through an air guiding pipe 4, the interior of the silencing chamber 6 is divided into two spaces, namely a first silencing region 9 and a second silencing region 10, by a partition plate 11, inner walls of the first silencing region 9 and the second silencing region 10 are both of a wave barrel-shaped structure, one end of the air guiding pipe 4 correspondingly penetrates and extends to one end of the first silencing region 9, a buffer chamber 8 is disposed on a side of the partition plate 11 opposite to the air guiding pipe 4, the buffer chamber 8 is of a hollow round platform-shaped structure, silencing cotton is disposed on a surface of the buffer chamber 8, a plurality of communication holes 14 are disposed inside the partition plate 11 at upper and lower ends of the buffer chamber 8, a plurality of partition, two ends of adjacent partition plates 15 which are far away from each other are respectively provided with a ceramic silencing plate 16, one side of a second silencing area 10 which is far away from a first silencing area 9 is annularly provided with a plurality of silencing pipes 17, one end of the inside of each silencing pipe 17 is provided with a cone 18, one side of the bottom surface of each cone 18 which is located on the periphery of each silencing pipe 17 is provided with a plurality of sound outlet holes 19, silencing cotton is laid on the inner wall of the first silencing area 9, the ceramic silencing plate 16 is laid on the inner wall of the second silencing area 10, a plurality of cleaning holes 13 are formed in the outer portion of the second silencing area 10 in a penetrating mode, and one end of each cleaning hole 13 extends to the outer wall of the silencing cavity 6 and is fixedly connected with the cleaning pipe 12.
In this embodiment, the utility model discloses the design of first amortization district 9 and 10 wave inner walls in second amortization district, effectively increase the contact surface of noise and amortization chamber 6, through the inside a plurality of partition plate 15 designs of second amortization district 10, cut apart into a plurality of spaces with second amortization district 10, thereby effectively utilize the buffering to carry out resonance elimination to the noise that the air current produced, increase the noise cancelling effect, thereby make the air current loop through partition plate 15 upper and lower both ends, make the air current be the bow font and pass through second amortization district 10, increase the sound absorbing effect, first amortization district 9 provides elementary buffering, supplementary amortization, and the inside centrum 18 design of a plurality of amortization pipes 17, effectively refine the noise air current through a plurality of play sound holes 19 and get rid of, the noise that the secondary air current brought, the noise cancelling effect is higher.
Example 2
Referring to fig. 1-4, a further improvement is made on the basis of embodiment 1: the silencing pipe 17 is a blind hole with a central hole inside, one end of a cone 18 with a cone tip points to the opening of the silencing pipe 17, a plurality of sound outlet holes 19 are annularly distributed on the other side of the silencing pipe 17, the cone 18 is effectively utilized to guide airflow to enter the sound outlet holes 19 for discharge, soundproof cotton is wrapped outside the silencing cavity 6, a support 7 is arranged at the bottom end of the silencing cavity 6 for effective sound insulation, the cover plate 3 is of a rectangular structure, an annular groove with air outlets 2 matched with each other is formed in the periphery of one side, a fan 5 is arranged in the center of the interior of the cover plate 3, when the case 1 is not ideal in effect, the fan 5 can be started to accelerate airflow flow, a plurality of partition plates 15 are parallel to each other, the partition plates 15 are horizontally inclined and uniformly distributed in the second silencing area 10 for ten degrees, contact surfaces of the airflow and the partition plates 15 are increased, an arc piece is arranged at one end, located in the second silencing area 10, and is attached to the wavy inner wall of, the cleaning pipe 12 is externally connected with a cleaning pump conveniently to clean the inside of the second silencing cavity 6, and dust and the like accumulated on the inner wall of the second silencing area 10 can be clearly seen.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (6)
1. A ventilation and noise reduction system for a main transformer room of an urban indoor transformer substation comprises a case (1), wherein an air outlet (2) is formed in one side of the case (1), and is characterized in that a cover plate (3) is nested outside the air outlet (2), the other end of the cover plate (3) is fixedly connected with a silencing cavity (6) through an air guide pipe (4), the interior of the silencing cavity (6) is divided into a first silencing area (9) and a second silencing area (10) through a partition plate (11), the inner walls of the first silencing area (9) and the second silencing area (10) are both of a wave barrel-shaped structure, one end of the air guide pipe (4) correspondingly penetrates through one end of the first silencing area (9), a buffer cavity (8) is formed in one side, opposite to the air guide pipe (4), of the partition plate (11), and the buffer cavity (8) is of a hollow round platform-shaped structure, the surface of the buffer cavity (8) is provided with silencing cotton, the upper end and the lower end of the buffer cavity (8) are positioned in the partition board (11) and are provided with a plurality of communicating holes (14), the interior of the second silencing area (10) is equidistantly provided with a plurality of partition boards (15), the two ends of the adjacent partition boards (15) which are far away from each other are respectively provided with a ceramic silencing plate (16), one side of the second silencing area (10) which is far away from the first silencing area (9) is annularly provided with a plurality of silencing pipes (17), one end of the interior of each silencing pipe (17) is provided with a cone (18), one side of the periphery of the bottom surface of each cone (18) which is positioned on each silencing pipe (17) is provided with a plurality of sound outlet holes (19), the inner wall of the first silencing cotton is laid on the inner wall of the first silencing area (9), the ceramic silencing plate (16) is laid on the inner wall of the second silencing area (10), and a plurality of cleaning holes (13) are penetrated through the exterior of the second, one end of the cleaning port (13) extends to the outer wall of the silencing cavity (6) and is fixedly connected with a cleaning pipe (12).
2. The ventilation and noise reduction system for the main transformer room of the urban indoor substation according to claim 1, characterized in that: the silencing pipe (17) is a blind hole with a central hole inside, one end of the cone body (18) with a cone tip points to the opening of the silencing pipe (17), and the sound outlet holes (19) are annularly distributed on the other side of the silencing pipe (17).
3. The ventilation and noise reduction system for the main transformer room of the urban indoor substation according to claim 1, characterized in that: the outside parcel of amortization chamber (6) has soundproof cotton, the bottom in amortization chamber (6) is equipped with support (7).
4. The ventilation and noise reduction system for the main transformer room of the urban indoor substation according to claim 1, characterized in that: the cover plate (3) is of a rectangular structure, annular grooves matched with the air outlets (2) are formed in the periphery of one side of the cover plate, and a fan (5) is arranged in the center of the inner portion of the cover plate (3).
5. The ventilation and noise reduction system for the main transformer room of the urban indoor substation according to claim 1, characterized in that: the plurality of the partition plates (15) are parallel to each other, and the partition plates (15) are horizontally inclined for ten degrees and are evenly distributed in the second sound-deadening zone (10).
6. The ventilation and noise reduction system for the main transformer room of the urban indoor substation according to claim 1, characterized in that: one end of the cleaning pipe (12) located in the second silencing area (10) is provided with an arc-shaped sheet, and the arc-shaped sheet is attached to the wavy inner wall of the second silencing area (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921268258.4U CN210602112U (en) | 2019-08-07 | 2019-08-07 | Ventilation and noise reduction system for main transformer room of urban indoor transformer substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921268258.4U CN210602112U (en) | 2019-08-07 | 2019-08-07 | Ventilation and noise reduction system for main transformer room of urban indoor transformer substation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210602112U true CN210602112U (en) | 2020-05-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921268258.4U Expired - Fee Related CN210602112U (en) | 2019-08-07 | 2019-08-07 | Ventilation and noise reduction system for main transformer room of urban indoor transformer substation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210602112U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113775572A (en) * | 2021-08-25 | 2021-12-10 | 湖南泛航智能装备有限公司 | Noise reduction structure and noise reduction method of high-speed high-pressure centrifugal blower |
| CN113958386A (en) * | 2021-12-22 | 2022-01-21 | 诸城市大路机械有限公司 | Exhaust device with silencing function |
-
2019
- 2019-08-07 CN CN201921268258.4U patent/CN210602112U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113775572A (en) * | 2021-08-25 | 2021-12-10 | 湖南泛航智能装备有限公司 | Noise reduction structure and noise reduction method of high-speed high-pressure centrifugal blower |
| CN113775572B (en) * | 2021-08-25 | 2023-09-26 | 湖南泛航智能装备有限公司 | Noise reduction structure and noise reduction method for high-speed high-pressure centrifugal blower |
| CN113958386A (en) * | 2021-12-22 | 2022-01-21 | 诸城市大路机械有限公司 | Exhaust device with silencing function |
| CN113958386B (en) * | 2021-12-22 | 2022-02-25 | 诸城市大路机械有限公司 | Exhaust device with silencing function |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200522 |