CN202076878U - Noise reduction system for underground engineering power station - Google Patents
Noise reduction system for underground engineering power station Download PDFInfo
- Publication number
- CN202076878U CN202076878U CN2011201700120U CN201120170012U CN202076878U CN 202076878 U CN202076878 U CN 202076878U CN 2011201700120 U CN2011201700120 U CN 2011201700120U CN 201120170012 U CN201120170012 U CN 201120170012U CN 202076878 U CN202076878 U CN 202076878U
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- pipeline
- power station
- operating room
- noise reduction
- reduction system
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Abstract
The utility model relates to a noise reduction system for an underground engineering power station, which comprises a power station workroom arranged in a bunker, and is characterized in that a sound-proof shield for holding a generator unit is mounted in the workroom, an air inlet pipeline leading to the workroom is arranged on the upper portion of one side of the workroom, an air outlet pipeline leading to the outdoor is arranged on the upper portion of the other side of the workroom, an inner cavity of the sound-proof shield is provided with a partition plate for partitioning the sound-proof shield into a unit holding cavity and an exhaust cavity, the partition plate is provided with a unit fan through hole, the unit holding cavity is close to the air inlet pipeline, an air inlet is arranged on the periphery of the unit holding cavity, the exhaust cavity is close to the air outlet pipeline, an air outlet is arranged on the upper portion of the exhaust cavity, the upper side of the sound-proof shield is further provided with a generator unit smoke venting pipeline leading to the outdoors, and a silencer is mounted on the smoke venting pipeline. The noise reduction system for the underground engineering power station is simple in structure and reasonable in design and has double sound-proof effects so as to be capable of effectively attenuating noise of various generator units and consistent with national policy orientation.
Description
Technical field
The utility model relates to power station sound insulation technical field, especially a kind of underground works power station noise reduction system.
Background technology
Diesel generating set is at present in the world at the widely used spare emergent power source in each field, and when satisfying people's need for electricity, the diesel generating set operation needs to use a large amount of diesel oil, the noise effect of sending simultaneously people's health.Because global warming, environmental protection becomes world's focus, and along with the raising of people's living standard, progressively replaces the ordinary diesel oil generating set at developed country's energy-saving low-noise diesel generating set and enter every field.At present, adopt acoustic hood to make an uproar basically, for acoustic hood to diesel engine generator, be totally enclosed acoustic hood in theory, its defening effect is best, still, and for unit, air inlet system and exhaust system must be arranged, to satisfy the requirement of diesel generator heat radiation, could not influence unit like this and work normally, so must on acoustic hood, leave enough vented exhaust mouths, though efficient resistance noise reduction air flue is installed, also can be existed and leak the sound phenomenon.
Summary of the invention
The purpose of this utility model is to provide a kind of underground works power station noise reduction system, comprise the operating room, power station that is located in the bunker, it is characterized in that: the sound insulation cover body that is used to put generating set is installed in the described operating room, one side top, described operating room is provided with the air intake pipeline towards the operating room, opposite side top, described operating room is provided with and leads to outdoor air draft pipeline, described blimp intracoelomic cavity is provided with the sound insulation cover body is separated into the dividing plate that unit is laid chamber and exhaust chamber, offer unit blower fan through hole on the described dividing plate, described unit is laid chamber and is provided with air inlet near air intake pipeline and its perimembranous, described exhaust chamber is provided with exhaust outlet near air draft pipeline and its top, described sound insulation cover body upside also is provided with and leads to outdoor generating set smoke exhaust pipe, on the described smoke exhaust pipe muffler is installed.
Bottom side, above-mentioned operating room is provided with the water pipe towards generating set.
The rectangle cover body of above-mentioned sound insulation cover body for adopting all-metal thin plate flanging structure to make is disposed with efficient sound-absorbing material and metal Micropunch Acoustic Board on the interior sidewall surface of described rectangle cover body.
Above-mentioned air intake pipeline is square pipeline, and the air intake pipeline downside that is positioned at the operating room offers the air intake through hole, and described air intake through hole is provided with graticule mesh.
The said exhaust pipeline is square pipeline, and the air draft pipeline downside and the beside that are positioned at the operating room offer the air draft through hole, and described air draft through hole is provided with graticule mesh.
Advantage of the present utility model is: the one, and simple in structure, cheap; The 2nd, reasonable in design, adopted the sound insulation cover body to come the induction noise of reducing diesel engine, exhaust noise, the machinery noise of combustion noise and machinery noise or generator and electromagnetic noise, adopt the body of wall in the operating room to eliminate for part intake and exhaust noise, so the utlity model has dual soundproof effect, can subdue the noise of all kinds of generating sets effectively, meet the national policy orientation, its market prospects are very wide, not only have considerable economic, and can obtain remarkable social benefit.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment.
Fig. 2 is the local enlarged diagram at A place among Fig. 1.
Among the figure: 1-operating room, 2-sound insulation cover body, 3-air intake pipeline, 4-air draft pipeline, 5-unit is laid chamber, 6-exhaust chamber, 7-dividing plate, 8-unit blower fan through hole, 9-air inlet, 10-exhaust outlet, 11-smoke exhaust pipe, 12-muffler, 13-water pipe, 14-efficient sound-absorbing material, 15-metal Micropunch Acoustic Board, 16-air intake through hole, 17-air draft through hole, 18-operating room hermatic door.
Embodiment
The underground works power station noise reduction system that the utility model is provided below in conjunction with accompanying drawing and specific embodiment is done and is specified.
Underground works of the present utility model power station noise reduction system, comprise the operating room, power station 1 that is located in the bunker, it is characterized in that: the sound insulation cover body 2 that is used to put generating set is installed in the described operating room 1,1 one sides top in described operating room is provided with towards the operating room 1 air intake pipeline 3,1 opposite side top, described operating room is provided with and leads to outdoor air draft pipeline 4, described sound insulation cover body 2 inner chambers are provided with sound insulation cover body 2 are separated into the dividing plate 7 that unit is laid chamber 5 and exhaust chamber 6, offer unit blower fan through hole 8 on the described dividing plate, described unit is laid chamber 5 and is provided with air inlet 9 near air intake pipeline 3 and its perimembranous, described exhaust chamber 6 is provided with exhaust outlet 10 near air draft pipeline 4 and its top, described sound insulation cover body 2 upsides also are provided with and lead to outdoor generating set smoke exhaust pipe 11, on the described smoke exhaust pipe 11 muffler 12 are installed.
1 bottom side, above-mentioned operating room is provided with the water pipe 13 towards generating set.
The rectangle cover body of above-mentioned sound insulation cover body 2 for adopting all-metal thin plate flanging structure to make is disposed with efficient sound-absorbing material 14 and metal Micropunch Acoustic Board 15 on the interior sidewall surface of described rectangle cover body.
Above-mentioned air intake pipeline is square pipeline, and the air intake pipeline downside that is positioned at the operating room offers air intake through hole 16, and described air intake through hole 16 is provided with graticule mesh.Described air draft pipeline is square pipeline, and the air draft pipeline downside and the beside that are positioned at the operating room offer air draft through hole 17, and described air draft through hole 17 is provided with graticule mesh.
The utility model does not limit to above-mentioned preferred forms, and anyone can draw other various forms of underground workss power station noise reduction systems under enlightenment of the present utility model.All equalizations of being done according to the utility model claim change and modify, and all should belong to covering scope of the present utility model.
Claims (5)
1. underground works power station noise reduction system, comprise the operating room, power station that is located in the bunker, it is characterized in that: the sound insulation cover body that is used to put generating set is installed in the described operating room, one side top, described operating room is provided with the air intake pipeline towards the operating room, opposite side top, described operating room is provided with and leads to outdoor air draft pipeline, described blimp intracoelomic cavity is provided with the sound insulation cover body is separated into the dividing plate that unit is laid chamber and exhaust chamber, offer unit blower fan through hole on the described dividing plate, described unit is laid chamber and is provided with air inlet near air intake pipeline and its perimembranous, described exhaust chamber is provided with exhaust outlet near air draft pipeline and its top, described sound insulation cover body upside also is provided with and leads to outdoor generating set smoke exhaust pipe, on the described smoke exhaust pipe muffler is installed.
2. underground works according to claim 1 power station noise reduction system is characterized in that: bottom side, described operating room is provided with the water pipe towards generating set.
3. underground works according to claim 1 power station noise reduction system, it is characterized in that: the rectangle cover body of described sound insulation cover body for adopting all-metal thin plate flanging structure to make is disposed with efficient sound-absorbing material and metal Micropunch Acoustic Board on the interior sidewall surface of described rectangle cover body.
4. underground works according to claim 1 power station noise reduction system is characterized in that: described air intake pipeline is square pipeline, and the air intake pipeline downside that is positioned at the operating room offers the air intake through hole, and described air intake through hole is provided with graticule mesh.
5. underground works according to claim 1 power station noise reduction system is characterized in that: described air draft pipeline is square pipeline, and the air draft pipeline downside and the beside that are positioned at the operating room offer the air draft through hole, and described air draft through hole is provided with graticule mesh.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201700120U CN202076878U (en) | 2011-05-25 | 2011-05-25 | Noise reduction system for underground engineering power station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201700120U CN202076878U (en) | 2011-05-25 | 2011-05-25 | Noise reduction system for underground engineering power station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202076878U true CN202076878U (en) | 2011-12-14 |
Family
ID=45114955
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201700120U Expired - Fee Related CN202076878U (en) | 2011-05-25 | 2011-05-25 | Noise reduction system for underground engineering power station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202076878U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104863178A (en) * | 2015-04-20 | 2015-08-26 | 青岛艾迪森科技有限公司 | Electric car charging device capable of being placed beneath ground |
| CN114000962A (en) * | 2021-09-23 | 2022-02-01 | 重庆鼎工机电有限公司 | Air inlet pipe device of diesel generating set and working method thereof |
| CN114000941A (en) * | 2021-09-23 | 2022-02-01 | 重庆鼎工机电有限公司 | Diesel generator set used in plateau starting working method |
-
2011
- 2011-05-25 CN CN2011201700120U patent/CN202076878U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104863178A (en) * | 2015-04-20 | 2015-08-26 | 青岛艾迪森科技有限公司 | Electric car charging device capable of being placed beneath ground |
| CN104863178B (en) * | 2015-04-20 | 2016-08-17 | 青岛艾迪森科技股份有限公司 | It is placed in the charging device of electric automobile of underground |
| CN114000962A (en) * | 2021-09-23 | 2022-02-01 | 重庆鼎工机电有限公司 | Air inlet pipe device of diesel generating set and working method thereof |
| CN114000941A (en) * | 2021-09-23 | 2022-02-01 | 重庆鼎工机电有限公司 | Diesel generator set used in plateau starting working method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20111214 Termination date: 20180525 |