CN204143867U - A kind of U-shaped detachable composite acoustic barrier - Google Patents
A kind of U-shaped detachable composite acoustic barrier Download PDFInfo
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- CN204143867U CN204143867U CN201420561318.2U CN201420561318U CN204143867U CN 204143867 U CN204143867 U CN 204143867U CN 201420561318 U CN201420561318 U CN 201420561318U CN 204143867 U CN204143867 U CN 204143867U
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- acoustic barrier
- inner panel
- wall element
- panel
- wool
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Abstract
The utility model discloses a kind of U-shaped detachable composite acoustic barrier, comprise acoustic barrier, support, lightgage steel joist, cover plate, panel, inner panel, covering fabric, centrifugally glass-wool; Described acoustic barrier is U-shaped panelized construction, and described support vertical is arranged, and is provided with multiple row wall element between described support, and described wall element is fixing by lightgage steel joist splicing; Described acoustic barrier be provided with cover plate, described wall element is square, described wall element is made up of inner panel, covering fabric, panel, centrifugally glass-wool, described inner panel is arranged at the medial surface of described acoustic barrier, be provided with described covering fabric between described centrifugally glass-wool and inner panel, described panel is arranged at the lateral surface of described acoustic barrier; Described inner panel is reducing cellular board; The utility model adopts combined wall unit, and is spliced by wall element fixing by support and keel, and use reducing honeycomb aluminum alloy inner panel, efficient sqouynd absorption lowering noise, reduces Be very effective near field noise.
Description
Technical field
The utility model relates to a kind of noise pollution technical equipment field, particularly a kind of U-shaped detachable composite acoustic barrier.
Background technology
Along with progress and the manufacturing development of science and technology, various power-equipment pollution source of noise gets more and more, and causes the noise pollution in the working environment of plant produced environment and operating personnel serious; Make neighbouring resident also can be subject to the impact of noise; Therefore, the noise produced when the various electric driving force equipment of enterprises runs, need to carry out effective noise treatment facility, reduce the impact on staff and environment, seem ever more important.
Conventional noise abatement method mainly contains the noise reduction measure for apparatus body, the noise reduction measure of floor plan, auxiliary noise reduction measure etc.; Wherein auxiliary noise reduction measure primarily of gear to actual circumstances every, disappear, inhale, the integrated noise control measures composition such as damping vibration attenuation, wherein insulating against sound as major measure, is secondly eliminate the noise, absorb sound and damping vibration attenuation etc.; As the major measure in auxiliary noise reduction, sound insulation measure has obvious noise reduction.
In prior art, for Noise measarement and the noise reduction of power-equipment, the running environment conditional request of the equipment that is subject to own and restriction, usual use one side wall-body acoustic barrier, material is single, without wind resistance emergent treatment system, reduce noise effects poor, noise circumstance is seriously polluted.
Utility model content
For solving the problems of the technologies described above, the utility model provides a kind of U-shaped detachable composite acoustic barrier, for deficiency of the prior art, adopt and U-shaped detachable composite sound insulation barrier is set in power-equipment noise source periphery, combined with reduction noise by absorption of noise, and wall element is spliced fixing by support and keel, the noise reduction process of various power-equipment can be widely used in, Be very effective is reduced near field noise.
For achieving the above object, the technical solution of the utility model is as follows: a kind of U-shaped detachable composite acoustic barrier, comprise acoustic barrier, support, lower margin, lightgage steel joist, cover plate, bolt, panel, inner panel, covering fabric, centrifugally glass-wool, noise of equipment source, control system, Power output passage, operating walk way, it is characterized in that:
Described acoustic barrier is the panelized construction that the mutual right angle of U-shaped three is arranged, described acoustic barrier is made up of wall element, lightgage steel joist, support, lower margin, bolt, cover plate, described frame bottom is provided with lower margin, described lower margin is provided with bolt hole, described bolt hole is equipped with bolt, and described bolt is fixedly connected with ground; Described support vertical is arranged, and be provided with multiple row wall element between described support, described wall element is planar configuration, and described wall element is fixing by lightgage steel joist splicing; The top margin of described acoustic barrier is provided with cover plate, and U-shaped three top margins of described cover plate and acoustic barrier are fixing by being spirally connected, and described cover plate and described acoustic barrier form an angle and arrange; Described wall element is square, described wall element is made up of inner panel, covering fabric, panel, centrifugally glass-wool, described inner panel is arranged at the medial surface of described acoustic barrier, be provided with described covering fabric between described centrifugally glass-wool and described inner panel, described panel is arranged at the lateral surface of described acoustic barrier; Gap is left between described inner panel and described covering fabric, between described panel and described centrifugally glass-wool.
Described acoustic barrier is arranged at around noise of equipment source, and the side of the U-shaped opening surface of described acoustic barrier is consistent with described Power output passage to be arranged, and the opposite side of the U-shaped opening surface of described acoustic barrier is consistent with described operating walk way to be arranged; The outer side edges of described acoustic barrier is provided with the control system of the dry sound source of equipment; Output and the control of equipment dynamic can be guaranteed like this, the noise pollution in noise of equipment source can be reduced again to greatest extent.
Described inner panel is reducing honeycomb aluminum alloy sheets, and described reducing honeycomb hole is sound-absorbing hole; Be provided with described centrifugally glass-wool between described inner panel and panel, described centrifugally glass-wool is sound-absorbing porous material.
Described wall element is square composite structure, is connected and fixed described in each between wall element by described lightgage steel joist.
Described Bracket setting has many, is at least equipped with two row wall elements between described support, at least assembles two row wall elements in described often row wall element.
Described cover plate is arranged along described U-shaped acoustic barrier coboundary, and the angular range between described cover plate and described U-shaped acoustic barrier is 45 degree-90 degree.
Described inner panel is aluminium alloy porous honeycomb plate, and described aluminium alloy porous honeycomb plate has variable-diameter structure, and the size in two honeycomb apertures of described inner panel not etc., is not greater than the honeycomb aperture of opposite side near honeycomb aperture, described centrifugally glass-wool side.
This novel modularized production, fabricated construction, increases work efficiency, and shortens the engineering time, reduces engineering cost; Originally novel have water tolerance, thermotolerance, uvioresistant, and noise reduction is good.
Pass through technique scheme, the beneficial effect of technical solutions of the utility model is: adopt and arrange U-shaped detachable composite acoustic barrier in power-equipment noise source periphery, combined with reduction noise by absorption of noise, and wall element is spliced fixing by support and keel, use reducing honeycomb aluminum alloy inner panel, efficient sqouynd absorption lowering noise, this novel noise reduction process being widely used in various power-equipment, reduces Be very effective near field noise.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of U-shaped detachable composite acoustic barrier perspective view disclosed in the utility model embodiment;
Fig. 2 is a kind of U-shaped detachable composite acoustic barrier wall body structure diagrammatic cross-section disclosed in the utility model embodiment;
Fig. 3 is a kind of U-shaped detachable composite acoustic screen baffle schematic diagram disclosed in the utility model embodiment, and wherein Fig. 3 a is panel figure, Fig. 3 b is inner panel figure;
Fig. 4 is a kind of U-shaped detachable composite acoustic barrier assembling schematic diagram disclosed in the utility model embodiment.
Numeral and the corresponding component title represented by letter in figure:
1. acoustic barrier 2. support 3. lower margin 4. lightgage steel joist
5. cover plate 6. bolt 7. panel 8. inner panel
9. covering fabric 10. centrifugally glass-wool 11. noise of equipment source 12. control system
13. Power output passage 14. operating walk ways
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
According to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, the utility model provides a kind of U-shaped detachable composite acoustic barrier, comprises acoustic barrier 1, support 2, lower margin 3, lightgage steel joist 4, cover plate 5, bolt 6, panel 7, inner panel 8, covering fabric 9, centrifugally glass-wool 10, noise of equipment source 11, control system 12, Power output passage 13, operating walk way 14.
Described acoustic barrier 1 is the panelized construction that the mutual right angle of U-shaped three is arranged, described acoustic barrier 1 is made up of wall element, lightgage steel joist 4, support 2, lower margin 3, bolt 6, cover plate 5, lower margin 3 is provided with bottom described support 2, described lower margin 3 is provided with bolt hole, described bolt hole is equipped with bolt 6, and described bolt 6 is fixedly connected with ground; Described support 2 is vertically arranged, and is provided with multiple row wall element between described support 2, and described wall element is planar configuration, and described wall element splices fixing by lightgage steel joist 4; The top margin of described acoustic barrier 1 is provided with cover plate 5, and described cover plate 5 is fixing by being spirally connected with U-shaped three top margins of acoustic barrier 1, and described cover plate 5 forms an angle with described acoustic barrier 1 and arranges; Described wall element is square, described wall element is made up of inner panel 8, covering fabric 9, panel 7, centrifugally glass-wool 10, described inner panel 8 is arranged at the medial surface of described acoustic barrier 1, be provided with described covering fabric 9 between described centrifugally glass-wool 10 and described inner panel 8, described panel 7 is arranged at the lateral surface of described acoustic barrier 1; Between described inner panel 8 and described covering fabric 9, between described panel 7 and described centrifugally glass-wool 10, leave gap.
Described acoustic barrier 1 is arranged at around noise of equipment source 11, and the side of the U-shaped opening surface of described acoustic barrier 1 is consistent with described Power output passage 13 to be arranged, and the opposite side of the U-shaped opening surface of described acoustic barrier 1 is consistent with described operating walk way 14 to be arranged; The outer side edges of described acoustic barrier 1 is provided with the control system 12 of the dry sound source 11 of equipment; Output and the control of equipment dynamic can be guaranteed like this, the noise pollution in noise of equipment source 11 can be reduced again to greatest extent.
Described inner panel 8 is reducing honeycomb aluminum alloy sheets, and described reducing honeycomb hole is sound-absorbing hole; Be provided with described centrifugally glass-wool 10 between described inner panel 8 and panel 7, described centrifugally glass-wool 10 is sound-absorbing porous material.
Described wall element is square composite structure, is connected and fixed described in each between wall element by described lightgage steel joist 4.
Described support 2 is provided with many, is equipped with two row wall elements between described support 2, assembling three row wall elements in described often row wall element.
Described cover plate 5 is arranged along described U-shaped acoustic barrier 1 coboundary, and the angular range between described cover plate 5 and described U-shaped acoustic barrier 1 is 60 degree.
Described inner panel is aluminium alloy porous honeycomb plate, and described aluminium alloy porous honeycomb plate has variable-diameter structure, and the size in two honeycomb apertures of described inner panel not etc., is not greater than the honeycomb aperture of opposite side near honeycomb aperture, described centrifugally glass-wool side.
This novel modularized production, fabricated construction, increases work efficiency, and shortens the engineering time, reduces engineering cost; This is novel has water tolerance, thermotolerance, noise reduction are good.
By above-mentioned specific embodiment, the beneficial effects of the utility model are: adopt and arrange U-shaped detachable composite acoustic barrier in power-equipment noise source periphery, combined with reduction noise by absorption of noise, and wall element is spliced fixing by support and keel, use reducing honeycomb aluminum alloy inner panel, efficient sqouynd absorption lowering noise, this novel noise reduction process being widely used in various power-equipment, reduces Be very effective near field noise.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the utility model.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein when not departing from spirit or scope of the present utility model, can realize in other embodiments.Therefore, the utility model can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (6)
1. a U-shaped detachable composite acoustic barrier, it is characterized in that, comprise acoustic barrier, support, lower margin, lightgage steel joist, cover plate, bolt, panel, inner panel, covering fabric, centrifugally glass-wool, noise of equipment source, control system, Power output passage, operating walk way; Described acoustic barrier is the panelized construction that the mutual right angle of U-shaped three is arranged, described acoustic barrier is made up of wall element, lightgage steel joist, support, lower margin, bolt, cover plate, described frame bottom is provided with lower margin, described lower margin is provided with bolt hole, described bolt hole is equipped with bolt, and described bolt is fixedly connected with ground; Described support vertical is arranged, and be provided with multiple row wall element between described support, described wall element is planar configuration, and described wall element is fixing by lightgage steel joist splicing; The top margin of described acoustic barrier is provided with cover plate, and U-shaped three top margins of described cover plate and acoustic barrier are fixing by being spirally connected, and described cover plate and described acoustic barrier form an angle and arrange; Described wall element is square, described wall element is made up of inner panel, covering fabric, panel, centrifugally glass-wool, described inner panel is arranged at the medial surface of described acoustic barrier, be provided with described covering fabric between described centrifugally glass-wool and described inner panel, described panel is arranged at the lateral surface of described acoustic barrier; Gap is left between described inner panel and described covering fabric, between described panel and described centrifugally glass-wool.
2. a kind of U-shaped detachable composite acoustic barrier according to claim 1, it is characterized in that, described acoustic barrier is arranged at around noise of equipment source, the side of the U-shaped opening surface of described acoustic barrier is consistent with described Power output passage to be arranged, and the opposite side of the U-shaped opening surface of described acoustic barrier is consistent with described operating walk way to be arranged; The outer side edges of described acoustic barrier is provided with the control system of the dry sound source of equipment.
3. a kind of U-shaped detachable composite acoustic barrier according to claim 1, it is characterized in that, be provided with described centrifugally glass-wool between described inner panel and panel, described centrifugally glass-wool is sound-absorbing porous material.
4. a kind of U-shaped detachable composite acoustic barrier according to claim 1, is characterized in that, be at least equipped with two row wall elements between described support, at least assembles two row wall elements in described often row wall element.
5. a kind of U-shaped detachable composite acoustic barrier according to claim 1, is characterized in that, the angular range between described cover plate and described acoustic barrier is 45 degree-90 degree.
6. a kind of U-shaped detachable composite acoustic barrier according to claim 1, it is characterized in that, described inner panel is aluminium alloy porous honeycomb plate, and the size in two honeycomb apertures of described inner panel not etc., is not greater than the honeycomb aperture of opposite side near honeycomb aperture, described centrifugally glass-wool side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420561318.2U CN204143867U (en) | 2014-09-27 | 2014-09-27 | A kind of U-shaped detachable composite acoustic barrier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420561318.2U CN204143867U (en) | 2014-09-27 | 2014-09-27 | A kind of U-shaped detachable composite acoustic barrier |
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| CN204143867U true CN204143867U (en) | 2015-02-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420561318.2U Expired - Fee Related CN204143867U (en) | 2014-09-27 | 2014-09-27 | A kind of U-shaped detachable composite acoustic barrier |
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| CN (1) | CN204143867U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110415673A (en) * | 2019-07-23 | 2019-11-05 | 上海工程技术大学 | A kind of removable sound absorption device of churning driven |
| CN112289293A (en) * | 2019-07-22 | 2021-01-29 | 青岛海尔智能技术研发有限公司 | Embedded noise reduction device and refrigerator |
| CN113481997A (en) * | 2021-07-21 | 2021-10-08 | 中国港湾工程有限责任公司 | Pile sound-proof housing device |
| CN110415673B (en) * | 2019-07-23 | 2024-04-26 | 上海工程技术大学 | Movable sound absorption and insulation device of rotary drilling rig |
-
2014
- 2014-09-27 CN CN201420561318.2U patent/CN204143867U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112289293A (en) * | 2019-07-22 | 2021-01-29 | 青岛海尔智能技术研发有限公司 | Embedded noise reduction device and refrigerator |
| CN112289293B (en) * | 2019-07-22 | 2023-08-22 | 青岛海尔智能技术研发有限公司 | Embedded noise reduction device and refrigerator |
| CN110415673A (en) * | 2019-07-23 | 2019-11-05 | 上海工程技术大学 | A kind of removable sound absorption device of churning driven |
| CN110415673B (en) * | 2019-07-23 | 2024-04-26 | 上海工程技术大学 | Movable sound absorption and insulation device of rotary drilling rig |
| CN113481997A (en) * | 2021-07-21 | 2021-10-08 | 中国港湾工程有限责任公司 | Pile sound-proof housing device |
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| 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: 20150204 Termination date: 20180927 |
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| CF01 | Termination of patent right due to non-payment of annual fee |