CN204555739U - A kind of thermal power plant cooling tower silencing apparatus - Google Patents
A kind of thermal power plant cooling tower silencing apparatus Download PDFInfo
- Publication number
- CN204555739U CN204555739U CN201520036515.7U CN201520036515U CN204555739U CN 204555739 U CN204555739 U CN 204555739U CN 201520036515 U CN201520036515 U CN 201520036515U CN 204555739 U CN204555739 U CN 204555739U
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- China
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- cooling tower
- sound insulation
- anechoic sheet
- oblique pull
- insulation ceiling
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Abstract
The utility model discloses a kind of thermal power plant cooling tower silencing apparatus, relate to generating production technical field, comprise cooling tower body, oblique pull crossbeam, inhale sound insulation ceiling, anechoic sheet, support bar and foundation of civil work, described support bar is located on foundation of civil work, described anechoic sheet is located on support bar, and anechoic sheet is provided with some layers from top to bottom, described oblique pull crossbeam is connected between support bar and cooling tower body, described suction sound insulation ceiling is located on oblique pull crossbeam, the shape of described oblique pull crossbeam and suction sound insulation ceiling is arc surfaced, the inner side of inhaling sound insulation ceiling is provided with the reflecting layer of dentation, reflecting layer is provided with multiple hole, sound-absorbing material is filled with between reflecting layer and the inner side of inhaling sound insulation ceiling, the shape of described anechoic sheet is also arc surfaced, and its bottom surface is provided with spherical groove, the utility model is by optimizing oblique pull crossbeam, inhale the structural design of sound insulation ceiling and anechoic sheet, excellent noise reduction effect, and not easily enter rainwater between anechoic sheet and cooling tower.
Description
Technical field
The utility model relates to generating production technical field, is specifically related to a kind of thermal power plant cooling tower silencing apparatus.
Background technology
At present, most domestic thermal power plant cooling system adopts hyperbolic natural-draft cooling tower, the noise of hyperbolic natural-draft cooling tower is mainly trickle noise, its noise figure is between 82 ~ 88dB (A), noise intensity is large, decay is dispersed slowly with distance, it is the Main Noise Sources polluting power plant's factory's circle environment and residential block acoustic environment, substantially factory circle or residential block noise all can be caused to exceed national standard, domestic at present have barrier to insulate against sound for cooling tower buzz, overboard noise elimination and silencing apparatus three kinds of modes, but first two mode does not all fundamentally solve the trickle noise of cooling tower, and noise reduction is limited, the silencing apparatus of current domestic employing is resistive structures, it is only effective to the medium-high frequency section of trickle noise, almost noise reduction is not had to low-frequency range, application number is that CN201220060984.9 discloses a kind of cooling tower ventilating noise silencer, it comprises oblique pull crossbeam, inhale sound insulation ceiling, impedance complex formula anechoic sheet, shaped steel column, shaped steel linking beam, foundation of civil work, inhaling sound insulation ceiling is fixed on oblique pull crossbeam, impedance complex formula anechoic sheet is fixed on shaped steel column and shaped steel linking beam, inhale the structure that sound insulation ceiling adopts sound-absorbing to combine with sound insulation, thickness is 100mm or 120mm, anechoic sheet is impedance complex formula structure, adopt double-hole plank frame, orifice plate adopts miniature orifice plate, aperture is between 0.5 ~ 2mm, form reactive muffling structure, but the structural design of the oblique pull crossbeam in this kind of device and anechoic sheet is reasonable not, cause soundproof effect undesirable, and when the rainy day, easily rainwater is entered between anechoic sheet and cooling tower, affect noise reduction.
Summary of the invention
The purpose of this utility model is to provide a kind of thermal power plant cooling tower silencing apparatus, to solve the above-mentioned multinomial defect caused in prior art.
A kind of thermal power plant cooling tower silencing apparatus, comprise cooling tower body, oblique pull crossbeam, inhale sound insulation ceiling, anechoic sheet, support bar and foundation of civil work, described support bar is located on foundation of civil work, described anechoic sheet is located on support bar, and anechoic sheet is provided with some layers from top to bottom, described oblique pull crossbeam is connected between support bar and cooling tower body, described suction sound insulation ceiling is located on oblique pull crossbeam, the shape of described oblique pull crossbeam and suction sound insulation ceiling is arc surfaced, the inner side of inhaling sound insulation ceiling is provided with the reflecting layer of dentation, reflecting layer is provided with multiple hole, sound-absorbing material is filled with between reflecting layer and the inner side of inhaling sound insulation ceiling, the shape of described anechoic sheet is also arc surfaced, and its bottom surface is provided with spherical groove.
Preferably, filter screen is provided with between described adjacent anechoic sheet.
Preferably, described foundation of civil work is provided with water fender, and the back side of water fender is provided with sound-absorbing interlayer.
Preferably, the outer rim of described oblique pull crossbeam is provided with extending bracket, and extending bracket is provided with staircase.
Preferably, described extending bracket is provided with chute, and the top of described staircase is provided with connector, and connector is provided with roller, and staircase to be rolled with extending bracket by roller and chute and is connected.
The utility model has the advantage of: this kind of thermal power plant cooling tower silencing apparatus, by optimizing oblique pull crossbeam, inhale the structural design of sound insulation ceiling and anechoic sheet, they are made arc surfaced, and the reflecting layer of dentation in addition, sound is after multiple reflections, intensity declines, and the sound-absorbing material be provided with between described reflecting layer and suction sound insulation ceiling also can absorb sound wave well, reduce the intensity of sound, obtain noise reduction well, and the structural design that anechoic sheet adopts makes not easily to enter rainwater between anechoic sheet and cooling tower, filter screen is provided with between described adjacent anechoic sheet, dust in blocks air or impurity can enter into space between anechoic sheet and cooling tower, described foundation of civil work is provided with water fender, the back side of water fender is provided with sound-absorbing interlayer, the cooling water spilt in cooling tower can be kept out on the one hand, also the effect of noise reduction is served on the other hand, the outer rim of described oblique pull crossbeam is provided with extending bracket, extending bracket is provided with staircase, the personnel that maintain easily safeguard equipment, described extending bracket is provided with chute, the top of described staircase is provided with connector, connector is provided with roller, staircase to be rolled with extending bracket by roller and chute and is connected, this kind of structural design is adopted to make staircase on extending bracket, circumference can be done around cooling tower mobile, carry out 360 degree of comprehensive maintenances, greatly save equipment investment.
Accompanying drawing explanation
Fig. 1 is the front view of a kind of thermal power plant cooling tower silencing apparatus described in the utility model.
Fig. 2 is the structural representation at reflecting layer place in a kind of thermal power plant cooling tower silencing apparatus described in the utility model.
Fig. 3 is the partial enlarged drawing at A place in Fig. 1.
Wherein: 1-cooling tower body, 2-oblique pull crossbeam, 3-inhale sound insulation ceiling, 4-anechoic sheet, 5-support bar, 6-foundation of civil work, 7-reflecting layer, 8-hole, 9-sound-absorbing material, 10-groove, 11-filter screen, 12-water fender, 13-sound-absorbing interlayer, 14-extending bracket, 15-staircase, 16-chute, 17-connector, 18-roller.
Detailed description of the invention
The technological means realized for making the utility model, creation characteristic, reaching object and effect is easy to understand, below in conjunction with detailed description of the invention, setting forth the utility model further.
As depicted in figs. 1 and 2, a kind of thermal power plant cooling tower silencing apparatus, comprise cooling tower body 1, oblique pull crossbeam 2, inhale sound insulation ceiling 3, anechoic sheet 4, support bar 5 and foundation of civil work 6, described support bar 5 is located on foundation of civil work 6, described anechoic sheet 4 is located on support bar 5, and anechoic sheet 4 is provided with some layers from top to bottom, horizontal 2 beams of described oblique pull are connected between support bar 5 and cooling tower body 1, described suction sound insulation ceiling 3 is located on oblique pull crossbeam 2, the shape of described oblique pull crossbeam 2 and suction sound insulation ceiling 3 is arc surfaced, the inner side of inhaling sound insulation ceiling 3 is provided with the reflecting layer 7 of dentation, reflecting layer 7 is provided with multiple hole 8, sound-absorbing material 9 is filled with between reflecting layer 7 and the inner side of inhaling sound insulation ceiling 3, the shape of described anechoic sheet 4 is also arc surfaced, and its bottom surface is provided with spherical groove 10, this kind of thermal power plant cooling tower silencing apparatus, by optimizing oblique pull crossbeam 2, inhale the structural design of sound insulation ceiling 3 and anechoic sheet 4, they are made arc surfaced, and the reflecting layer 7 of dentation in addition, sound is after multiple reflections, intensity declines, and the sound-absorbing material 9 be provided with between described reflecting layer 7 and suction sound insulation ceiling 3 also can absorb sound wave well, reduce the intensity of sound, obtain noise reduction well, and the structural design that anechoic sheet adopts makes not easily to enter rainwater between anechoic sheet 4 and cooling tower 1.
It should be noted that and be provided with filter screen 11 between described adjacent anechoic sheet 4, dust in blocks air or impurity can enter into space between anechoic sheet 4 and cooling tower 1.
In the present embodiment, described foundation of civil work 6 is provided with water fender 12, and the back side of water fender 12 is provided with sound-absorbing interlayer 13, can keep out the cooling water spilt in cooling tower 1 on the one hand, also serves the effect of noise reduction on the other hand.
In addition, as shown in Figure 3, the outer rim of described oblique pull crossbeam 2 is provided with extending bracket 14, extending bracket 14 is provided with staircase 15, the personnel that maintain easily safeguard equipment, described extending bracket 14 is provided with chute 16, the top of described staircase 15 is provided with connector 17, connector 17 is provided with roller 18, staircase 15 to be rolled with extending bracket 14 by roller 18 and chute 16 and is connected, adopt this kind of structural design to make staircase 15 on extending bracket 14, circumference can be done around cooling tower 1 mobile, carry out 360 degree of comprehensive maintenances, greatly saved equipment investment.
Based on above-mentioned, this kind of thermal power plant cooling tower silencing apparatus, by optimizing oblique pull crossbeam 2, inhaling the structural design of sound insulation ceiling 3 and anechoic sheet 4, they are made arc surfaced, and the reflecting layer 7 of dentation in addition, sound is after multiple reflections, intensity declines, and the sound-absorbing material 9 be provided with between described reflecting layer 7 and suction sound insulation ceiling 3 also can absorb sound wave well, reduce the intensity of sound, obtain noise reduction well, and the structural design that anechoic sheet adopts makes not easily to enter rainwater between anechoic sheet 4 and cooling tower 1.
As known by the technical knowledge, the utility model can be realized by other the embodiment not departing from its Spirit Essence or essential feature.Therefore, above-mentioned disclosed embodiment, with regard to each side, all just illustrates, is not only.Allly all to be included in the utility model within the scope of the utility model or being equal to the change in scope of the present utility model.
Claims (5)
1. a thermal power plant cooling tower silencing apparatus, comprise cooling tower body, oblique pull crossbeam, inhale sound insulation ceiling, anechoic sheet, support bar and foundation of civil work, described support bar is located on foundation of civil work, described anechoic sheet is located on support bar, and anechoic sheet is provided with some layers from top to bottom, described oblique pull crossbeam is connected between support bar and cooling tower body, described suction sound insulation ceiling is located on oblique pull crossbeam, it is characterized in that, the shape of described oblique pull crossbeam and suction sound insulation ceiling is arc surfaced, the inner side of inhaling sound insulation ceiling is provided with the reflecting layer of dentation, reflecting layer is provided with multiple hole, sound-absorbing material is filled with between reflecting layer and the inner side of inhaling sound insulation ceiling, the shape of described anechoic sheet is also arc surfaced, and its bottom surface is provided with spherical groove.
2. a kind of thermal power plant cooling tower silencing apparatus according to claim 1, is characterized in that: be provided with filter screen between described adjacent anechoic sheet.
3. a kind of thermal power plant cooling tower silencing apparatus according to claim 1, is characterized in that: described foundation of civil work is provided with water fender, and the back side of water fender is provided with sound-absorbing interlayer.
4. a kind of thermal power plant cooling tower silencing apparatus according to claim 1, is characterized in that: the outer rim of described oblique pull crossbeam is provided with extending bracket, and extending bracket is provided with staircase.
5. a kind of thermal power plant cooling tower silencing apparatus according to claim 4, it is characterized in that: described extending bracket is provided with chute, the top of described staircase is provided with connector, and connector is provided with roller, and staircase to be rolled with extending bracket by roller and chute and is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520036515.7U CN204555739U (en) | 2015-01-20 | 2015-01-20 | A kind of thermal power plant cooling tower silencing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520036515.7U CN204555739U (en) | 2015-01-20 | 2015-01-20 | A kind of thermal power plant cooling tower silencing apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204555739U true CN204555739U (en) | 2015-08-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520036515.7U Expired - Fee Related CN204555739U (en) | 2015-01-20 | 2015-01-20 | A kind of thermal power plant cooling tower silencing apparatus |
Country Status (1)
| Country | Link |
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| CN (1) | CN204555739U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106610233A (en) * | 2017-01-10 | 2017-05-03 | 吴光明 | Silencing structure for power plant water cooling tower |
| CN112444143A (en) * | 2019-08-30 | 2021-03-05 | Ovh公司 | Heat exchanger assembly |
-
2015
- 2015-01-20 CN CN201520036515.7U patent/CN204555739U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106610233A (en) * | 2017-01-10 | 2017-05-03 | 吴光明 | Silencing structure for power plant water cooling tower |
| CN112444143A (en) * | 2019-08-30 | 2021-03-05 | Ovh公司 | Heat exchanger assembly |
| US11415338B2 (en) | 2019-08-30 | 2022-08-16 | Ovh | Heat exchanger assembly |
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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 |
Granted publication date: 20150812 Termination date: 20190120 |
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| CF01 | Termination of patent right due to non-payment of annual fee |