CN202530590U - Wedge absorber and installation structure thereof - Google Patents
Wedge absorber and installation structure thereof Download PDFInfo
- Publication number
- CN202530590U CN202530590U CN2011205704991U CN201120570499U CN202530590U CN 202530590 U CN202530590 U CN 202530590U CN 2011205704991 U CN2011205704991 U CN 2011205704991U CN 201120570499 U CN201120570499 U CN 201120570499U CN 202530590 U CN202530590 U CN 202530590U
- Authority
- CN
- China
- Prior art keywords
- wedge
- absorber
- hook
- guide rail
- metope
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Landscapes
- Railway Tracks (AREA)
Abstract
The utility model discloses a wedge absorber and an installation structure thereof. The installation structure comprises a wall surface bracket and a plurality of wedge guide rails which are arranged in parallel on the wall surface bracket. Thus, the installation structure uses the wall surface bracket with the wedge guide rails as a carrier; the wedge absorber is installed on a wall surface, so that the installation flexibility of the wedge absorber is increased; furthermore, the wedge absorber with hangers can be directly hung on the wedge guide rails, so that the flexible installation can be realized without changing the setting structure of the wedge absorber.
Description
Technical field
The utility model relates to the sound attenuation room technical field, particularly relates to a kind of wedge absorber and mounting structure thereof that is applied to sound attenuation room.
Background technology
Sound attenuation room is that acoustics is tested employed specialized laboratory, its be widely used in automobile, Aero-Space, household electrical appliance, computer and communicate by letter, every field such as industrial products, product is carried out noise testing and acoustics feature measurement.In order to carry out these measurements, sound attenuation room requires to set up a free found field space, promptly in this space; The homogeneous media ground of conduct acoustic waves infinitely extends to all directions; The acoustic energy " freedom " of sound source radiation is propagated, and both reflections of clear do not have the environment interference of noise yet.In order to reach said sound attenuation room condition, often the strong sound absorption material of configuration on indoor each interface is almost absorbed the sound wave that is incident in the interface fully in the certain frequency scope, requires sound absorption coefficient to be not less than 99% usually.Sound absorption material configuration mode the most commonly used at present is the wedge absorber structure.
Wedge absorber is used transition principle gradually, does porosity (or fibroid) material tapered or the wedgelike sound absorber.Thereby when sound wave during from most advanced and sophisticated incident, because the transition nature gradually of sound absorbing layer, the acoustic impedance of material and the acoustic impedance of air can be mated preferably, make sound wave import sound absorber into, and by absorption efficiently.
At present, wedge absorber often utilizes hook to be installed on the sound attenuation room metope, specifically please refer to Fig. 1, and it is the sketch map of the mounting structure of existing wedge absorber.As shown in the figure, wedge absorber 110 is installed on the metope 130 through linking up with 120.The enlarged diagram of hook 120 is specifically linked up with 120 and is comprised first coupler body and second coupler body shown in circle frame among the figure, is installed on respectively on wedge absorber 110 and the metope 130.When needs are arranged at 130 last times of metope with wedge absorber 110, only need first coupler body 121 hung on second coupler body 122 and get final product.Though this mounting structure is fairly simple, there is following defective:
1. this mounting structure underaction needs on body of wall, to set in advance hook, and need be pre-set for the position of hook, and does not in a single day configure early stage, and there is deviation in the position, just need reset hook.
2. have friction between hook and the hook, especially the hook of metal to metal will produce noise problem.
3. the resonance problem that may exist the low pressure pulsation to cause.
The utility model content
The purpose of the utility model is to provide a kind of wedge absorber mounting structure, to solve the disappearance of existing mounting structure.
For solving above technical problem, the utility model provides a kind of wedge absorber mounting structure, and it comprises: the metope support; A plurality of wedge guide rails are set in parallel on this metope support.
Further, said wedge guide rail comprises the flat board that is used to be installed on the metope support, and dull and stereotyped both sides respectively have a L shaped extension board, and the bearing of trend of the L shaped extension board of all wedge guide rails is consistent.
Further, said metope support is fixed on the metope through a plurality of T shape supports.
The utility model patent provides a kind of wedge absorber, comprises base and the Wedge structure that is mounted thereon, and comprises on the said base: hook, and with the described wedge guide rail of claim 1, to hang on the said wedge guide rail.
Further, said hook is L shaped.
Further, said hook is provided with flexible material.
Further, said flexible material is rubber or material contracting with heat.
Further, said hook and said base are one-body molded.
In sum; Above mounting structure utilization has the metope support of wedge guide rail as carrier; Wedge absorber is installed on the metope, has increased the wedge absorber installation flexibility, and further can the wedge absorber that have hook directly be hung on the wedge guide rail; And then need not to change the structure that is provided with that has wedge absorber now, both can realize flexible installation.In addition, it has avoided gliding mass to be connected noise and the resonance problem that brings firmly with the wedge guide rail with being set to flexibly connect between the wedge guide rail on hook and the metope support on the wedge absorber.
Description of drawings
Fig. 1 is the sketch map of the mounting structure of existing wedge absorber;
The lateral view of the wedge absorber mounting structure that Fig. 2 is provided for the utility model one embodiment;
The vertical view of the wedge absorber mounting structure that Fig. 3 is provided for the utility model one embodiment;
The partial enlarged drawing of the wedge absorber mounting structure that Fig. 4 is provided for the utility model one embodiment;
The structural representation of the absorption wedge that Fig. 5 is provided for the utility model one embodiment;
The absorption wedge that Fig. 6 is provided for the utility model one embodiment be installed on the sketch map on the guide rail.
The specific embodiment
For the purpose, the characteristic that make the utility model is more obviously understandable, be further described below in conjunction with the specific embodiment of accompanying drawing to the utility model.
The utility model is considered the limitation of existing wedge absorber mounting structure; Designed a kind of mounting structure flexibly; Promptly through the limitation that stent wall is avoided wedge absorber directly to be installed on metope being brought is set; The wedge guide rail further is set on stent wall, makes wedge absorber be installed on the wedge guide rail and can be in the enterprising line slip of wedge guide rail to carry out the position adjustment.Like this wedge absorber just can on the wedge guide rail, slide into desired location as required arbitrarily, brought great convenience and flexibility to installation,
Specifically, please refer to Fig. 2 and Fig. 3, the structural representation of the wedge absorber mounting structure that it is provided for the utility model one embodiment, wherein Fig. 2 is a lateral view, Fig. 3 is a vertical view.As shown in the figure, this wedge absorber mounting structure comprises metope support 200 and is set in parallel in a plurality of wedge guide rails 210 on this metope support 200.Wherein the quantity of wedge guide rail 210 and position can be set as required, and the utility model is not done any restriction.In the present embodiment, corresponding to two wedge 300 structures,, then, just can accomplish the installation of two wedges of this row through the setting of two wedge guide rails for each sub-wedge is provided with a wedge guide rail 210.
Need to prove that in stent wall 200 installation processes, best and metope keeps certain distance, promptly between stent wall 200 and metope, is reserved with a cavity 400, thereby guarantees the acoustical behavior of sound attenuation room.
For the structure that makes above wedge guide rail clearer; Fig. 4 has provided the local enlarged diagram (the structure enlarged diagram in the broken circle frame) of the mounting structure among Fig. 2 and Fig. 3; As shown in the figure, this metope support 200 is fixed on the metope through a plurality of T shape supports.Fixed form can be securing members such as bolt, screw, and the utility model is not done any restriction.Certainly, also can metope support 200 be fixed on the metope through the support of other shapes, triangular supports etc. for example as long as can be fixed in metope, and keeps certain distance to get final product with metope here.
As can be seen from the figure, in the present embodiment, wedge guide rail 210 comprises the flat board 211 that is used to be installed on metope support 200, and dull and stereotyped 211 both sides respectively have a L shaped extension board 212, and the bearing of trend of the L shaped extension board of all wedge guide rails is consistent.
Please continue with reference to figure 5, the structural representation of the absorption wedge that it provides for the utility model one embodiment.Structure is identical or close with it for absorption wedge among Fig. 2 and Fig. 3.
As shown in the figure, this wedge absorber comprises base 510 and the Wedge structure 520 that is mounted thereon, and wherein base 510 is provided with hook 530, with wedge guide rail 210 couplings among the above embodiment, to hang on this wedge guide rail 210.Wherein linking up with 530 can be one-body molded with base 510, can utilize a mould like this, disposable completion manufacturing.Certainly, the utility model does not limit, and installation such as can follow-uply weld yet, and will link up with 530 and be installed on the base 510.Here, in order to make hook 530 clearly visible, thus changed the ratio between itself and the wedge, but ratio and size are not the essence of the utility model, so do not influence the essence understanding of the utility model.
As can be seen from the figure, preferable, hook 530 is L shaped.Be complementary with L shaped extension board 212.Need to prove, select L shaped being convenient to make, and it is mobile in guide rail to be convenient to hook, also can guarantee the wedge mounting stability.Yet the utility model does not limit, and can select other shapes for use yet, for example arc, have complications etc. irregularly shaped, move in the wedge guide rail as long as can realize hook.
In addition, do not do any restriction for the volume cost utility model of linking up with on the wedge, preferable, unicuspid is split structure and is at least one, is provided with one on the sub-wedge of each of two Wedge structures 300, can guarantee the wedge mounting stability like this.For another example, can be provided with three on the switchbox 500,, reduce the load-bearing of each wedge guide rail, certainly, also can be provided with two, four or more, but three can have been satisfied installation requirement, so be example with three in the present embodiment to guarantee its mounting stability.
Consider that there is friction in hook 530 when wedge guide rail 210 slides, thereby induce one noise easily, and further contemplate the resonance problem that action of low-voltage pulse brings.The utility model preferably will link up with 530 and wedge guide rail 210 between be set to flexibly connect; It can be realized through on hook, flexible material being set; Like Fig. 6,, for example rubber sleeve or heat-shrink tube cover are set on the hook 530 just be provided with flexible material 531 on the hook 530.And the wedge outside often coats boundary-layer, also has absorbing material in it, these directly with wedge guide rail 210 further formations flexibly connect, further reduce the introducing of noise.
In the actual installation process; At first the metope support is fixed on the metope through connectors such as screws, then wedge absorber or switchbox is suspended on the corresponding wedge guide rail slip wedge absorber according to design; It is adjusted to desired location, other wedge absorbers of same row are installed again.Thus it is clear that, utilize above mounting structure to bring great flexibility and convenience for the installation of wedge absorber.
In sum; The utility model utilization has the metope support of wedge guide rail as carrier; To absorb wedge and be installed on the metope, increase the wedge absorber installation flexibility, and further can hook directly be hung on the wedge guide rail; And then need not to change the structure that is provided with that has wedge absorber now, both can realize flexible installation.In addition, it has avoided gliding mass to be connected noise and the resonance problem that brings firmly with the wedge guide rail with being set to flexibly connect between the wedge guide rail on gliding mass on the wedge absorber and the metope support.
More than being merely for example, is not that the protection domain of the utility model should be as the criterion with the scope that claims are contained in order to qualification the utility model.
Claims (8)
1. a wedge absorber mounting structure is characterized in that, comprising:
The metope support;
A plurality of wedge guide rails are set in parallel on this metope support.
2. wedge absorber mounting structure according to claim 1 is characterized in that, said wedge guide rail comprises the flat board that is used to be installed on the metope support, and dull and stereotyped both sides respectively have a L shaped extension board, and the bearing of trend of the L shaped extension board of all wedge guide rails is consistent.
3. wedge absorber mounting structure according to claim 1 is characterized in that, said metope support is fixed on the metope through a plurality of T shape supports.
4. a wedge absorber comprises base and the Wedge structure that is mounted thereon, and it is characterized in that, comprises on the said base:
Hook is with the described wedge guide rail of claim 1, to hang on the said wedge guide rail.
5. wedge absorber according to claim 4 is characterized in that, said hook is L shaped.
6. wedge absorber according to claim 4 is characterized in that said hook is provided with flexible material.
7. wedge absorber according to claim 6 is characterized in that, said flexible material is rubber or material contracting with heat.
8. wedge absorber according to claim 4 is characterized in that, said hook and said base are one-body molded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205704991U CN202530590U (en) | 2011-12-30 | 2011-12-30 | Wedge absorber and installation structure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205704991U CN202530590U (en) | 2011-12-30 | 2011-12-30 | Wedge absorber and installation structure thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202530590U true CN202530590U (en) | 2012-11-14 |
Family
ID=47131785
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205704991U Expired - Lifetime CN202530590U (en) | 2011-12-30 | 2011-12-30 | Wedge absorber and installation structure thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202530590U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103774681A (en) * | 2014-01-27 | 2014-05-07 | 广东明阳风电产业集团有限公司 | Novel steel cofferdam device for eliminating and reducing steel pipe pile noise in offshore wind power building |
| CN106894581A (en) * | 2017-03-03 | 2017-06-27 | 上海声望声学科技股份有限公司 | The mounting structure of top rack sound absorption module |
| CN107299781A (en) * | 2017-07-24 | 2017-10-27 | 苏州岸肯电子科技有限公司 | A kind of adjustable listening room of acoustic efficiency |
| CN112252499A (en) * | 2020-09-28 | 2021-01-22 | 西北工业大学宁波研究院 | Plate type sound absorption structure capable of hanging space sound absorber |
-
2011
- 2011-12-30 CN CN2011205704991U patent/CN202530590U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103774681A (en) * | 2014-01-27 | 2014-05-07 | 广东明阳风电产业集团有限公司 | Novel steel cofferdam device for eliminating and reducing steel pipe pile noise in offshore wind power building |
| CN103774681B (en) * | 2014-01-27 | 2016-01-20 | 广东明阳风电产业集团有限公司 | The steel cofferdam device of offshore wind farm abatement steel pipe pile noise |
| CN106894581A (en) * | 2017-03-03 | 2017-06-27 | 上海声望声学科技股份有限公司 | The mounting structure of top rack sound absorption module |
| CN107299781A (en) * | 2017-07-24 | 2017-10-27 | 苏州岸肯电子科技有限公司 | A kind of adjustable listening room of acoustic efficiency |
| CN112252499A (en) * | 2020-09-28 | 2021-01-22 | 西北工业大学宁波研究院 | Plate type sound absorption structure capable of hanging space sound absorber |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202530590U (en) | Wedge absorber and installation structure thereof | |
| CN206503875U (en) | A kind of damping device of electrical test pedestal | |
| CN201649337U (en) | Wedge absorber | |
| CN201822568U (en) | Wall surface hanging device | |
| CN204691036U (en) | A kind of qin atrial septum sound ceiling structure | |
| CN204422060U (en) | A kind of Acoustic power measuring frame | |
| CN105989829A (en) | Multi-layer diaphragm type composite resonance sound absorption module | |
| CN105155704B (en) | A kind of double-level-metal wedge and preparation method thereof | |
| CN203440943U (en) | Anechoic chamber | |
| CN104457970A (en) | Semi-anechoic box for wide frequency bandwidth measurement | |
| CN205012488U (en) | Acoustic absorber component | |
| CN201649336U (en) | Sound insulation device and corresponding pipeline wall-penetrating sound insulation structure | |
| CN203462599U (en) | Sound-absorbing wedge | |
| CN208223712U (en) | One kind being used for solar energy pressure gauge card | |
| CN205502642U (en) | Pin -connected panel sauna room structure | |
| CN202341665U (en) | Multifunctional hanging board | |
| CN204269227U (en) | A kind of broadband measurement half silencer box | |
| CN203296192U (en) | Angle aluminum dry-hanging connecting structure of double-layer heat preserving board | |
| CN213509763U (en) | Indoor installation device of anechoic chamber | |
| CN205091109U (en) | Two structures of connector for synchronous vibration | |
| CN204302856U (en) | A kind of shock-damping structure, support and electronic equipment | |
| CN202604477U (en) | Adjustable double-faced hook | |
| CN204746377U (en) | Multi -functional test -tube rack convenient to place irregular sample carrier | |
| CN203364958U (en) | Acoustical power testing support | |
| CN203082376U (en) | Floor drainage pipe penetrating structure with excellent sound insulation effect |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 200336, room 607-608, Tian Rui building, 31 Shuangliu Road, Shanghai, Changning District Patentee after: SHANGHAI SWAT ACOUSTICS TECHNOLOGY CO., LTD. Address before: 200335, Room 608, Tian Rui building, 31 Shuangliu Road, Shanghai, Changning District Patentee before: Shanghai Shengwang Acoustics Engineering Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20121114 |
|
| CX01 | Expiry of patent term |