CN205063073U - Inhale sound wall and inhale sound advertisement wall - Google Patents
Inhale sound wall and inhale sound advertisement wall Download PDFInfo
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- CN205063073U CN205063073U CN201520481070.3U CN201520481070U CN205063073U CN 205063073 U CN205063073 U CN 205063073U CN 201520481070 U CN201520481070 U CN 201520481070U CN 205063073 U CN205063073 U CN 205063073U
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Abstract
The utility model discloses an inhale sound wall and inhale sound advertisement wall, inhale the sound wall including inhaling the sound subassembly, it fixes on basic wall body through a plurality of fully adjustable's the member of making level to inhale the sound subassembly, inhale and enclose into the thickness adjustable between sound subassembly and the basic wall body and inhale the sound cavity, it includes that the aforesaid inhales sound subassembly and advertisement subassembly to inhale sound advertisement wall, this advertisement subassembly includes that luminous body and power cord and printing opacity inhale the sound veneer, the luminous body passes through power cord and power electric connection, second card bone is equipped with the luminous groove that a plurality of openings deviate from basic wall body, the luminous body is located luminous inslot, be equipped with the reflector panel on the inner wall in the luminous groove of formation, the power cord inlays to be established in inhaling the sound subassembly. The beneficial effects of the utility model are that: reduce the roughness requirement to basic wall body during the installation, the construction of being convenient for lies in the space of inhaling between sound subassembly and the basic wall body and inhales the sound cavity for the thickness adjustable, according to the acoustical material that the sound needs were adjusted the thickness of inhaling the sound cavity and were packed different performances of inhaling of reality, possesses advertisement function when inhaling the sound.
Description
Technical field
The utility model relates to technical field of buildings, is specifically related to a kind of sound-absorbing wall and sound-absorbing advertising wall.
Background technology
Along with the raising day by day that develop rapidly and the people of China's Building technology require acoustics in architectural space and decorative effect, sound-absorbing material and the multiple abatvoix with different fabrication and installation structure and mode in a large number with different sound absorption qualities obtain increasing application, and the cloth art Soft Roll wherein adopting porous sound absorbing plate core external application entrant sound cloth process to be made has become main use object.As everyone knows, perfect interior space acoustic efficiency needs to have a suitable reverberation time in different frequencies, and the sound-absorbing effect of porous material can decline along with the reduction of frequency, cause most space all also exist low-frequency sound-absorbing quantity not sufficient and high frequency sound-absorbing excessive wait acoustical flaw.This just needs to take unlike material according to Principles of Acoustics, such as absorbs the vibration thin plate of low frequency acoustic energy specially and possesses the material of diffuse high frequency acoustic energy to adjust indoor tone quality, and traditional material can not adapt to this requirement completely due to its material characteristic and mounting means.Meanwhile, same damping material can change along with this abatvoix cavity thickness difference behind, and cavity is larger, and sound-absorbing effect is better.And the basic metope being used for installing abatvoix can be uneven, in order to ensure the planeness of sound-absorbing surface layer, strengthen the acoustic absorptivity of abatvoix, all must in the outside of basic metope, again making one deck and basic metope have the lightgage steel joist of certain distance to ensure the rear sound-absorbing cavity of sound-absorbing surface layer, the one deck that simultaneously tiles has the gypsum plank of maximum puncture rate or veneer comes levelling as substrate, thus needs the manpower and materials of at substantial, and adds body of wall and bear a heavy burden.Except above weak point, a lot of traditional damping material is all taked to be made into product abatvoix according to designer's design scheme and on-the-spot dimensional requirement and is carried out in-site installation, it is high that the maximum drawback of this mode is to make precision prescribed, and the abatvoix of installation freely can not be exchanged again, unpick and wash and reclaim.Once the surperficial cloth art of abatvoix due to dust or the relation of time dirty old or fade, this abatvoix metope just can only all be changed again, not only adds the maintenance cost of owner, and the cloth art abatvoix under changeing all can destroy, and defines secondary building waste.The good news is, the patent No. be 2011205496414 applicable novelly solve environmental protection and the problem such as construction is complicated, simultaneously also can changeing and cleaning and reach reusable object by surface fabric, but the leveling of basic metope can not be solved equally and rear sound-absorbing cavity is installed and needs a large amount of material costs and operating expenses.The more important thing is, each part of commercial space, as the surrounding sound-absorbent wall in the cinema screening Room, is all the precious resources that Enterprise business image display and commercial advertisement are issued.But due to material and the mounting structure of traditional sound-absorbent wall, limit the effective utilization to these spaces, cause a large amount of social resources wastes.
Utility model content
The purpose of this utility model is to provide a kind of sound-absorbing wall and sound-absorbing advertising wall, sound-absorbing assembly is fixed on foundation wall by the levelling component of some adjustable in length, fixed by levelling component, the flatness requirement to foundation wall is reduced when the utility model is installed, constructability, space between sound-absorbing assembly and foundation wall is the adjustable sound-absorbing chamber of thickness, the thickness regulating sound-absorbing chamber can be needed according to the sound-absorbing of reality, by the luminescence component arranged, realize luminous, by the layout to luminous body, luminous body is made to be combined into word, pattern even color etc. possesses the form of advertisement implication, the light that luminescence component sends directly is seen by eye, thus realize advertising function, the light that luminous body sends also can by be arranged on luminous body front portion transparent or semitransparent transparent fireproof sound-absorbing facing illuminate, some light finally enters the eye of people through billboard, thus make sound-absorbing billboard of the present utility model possess sound-absorbing and advertising function simultaneously, to overcome prior art above shortcomings.
The purpose of this utility model is achieved through the following technical solutions:
Sound-absorbing wall, comprises sound-absorbing assembly, and described sound-absorbing assembly is fixed on foundation wall by the levelling component of some adjustable in length, surrounds the sound-absorbing chamber that thickness is adjustable between described sound-absorbing assembly and foundation wall.
Further, described sound-absorbing assembly comprises the first card bone, the second card bone and the acoustics body that set gradually along the direction away from foundation wall.
Further, described levelling component comprises the screw bolt and nut matched, one end of described bolt is anchored at foundation wall, the other end of described bolt has at least two described nuts by threaded engagement disposed thereon, described first card bone is provided with the through hole that some and described bolt coordinates, and the free end of described bolt is through described through hole.
Preferably, described acoustics body comprises acoustic(al)absorbent and diffuser.
Further, described second card bone and described first card bone clamping, described second card bone are provided with the acoustic(al)absorbent chamber that some openings deviate from foundation wall, and described acoustic(al)absorbent is arranged in described acoustic(al)absorbent chamber.
Further, described sound-absorbing assembly also comprises hypotenuse buckle, edge buckle, and the side described acoustic(al)absorbent being deviated from foundation wall is coated on interior fireproof acoustic facing;
The middle part of described second card bone is provided with the first draw-in groove that some and described hypotenuse is clasped, described second edge fixed is provided with the second draw-in groove be clasped with described edge, and described fireproof acoustic facing and described second card bone are connected in the first draw-in groove by hypotenuse buckle, edge buckle is connected to the second draw-in groove internal fixtion.
Further, the side that described first card bone deviates from foundation wall is provided with some the 3rd draw-in grooves be arranged in parallel, and described second card bone is provided with the fixing projection that some and described 3rd draw-in groove coordinates near the side of foundation wall.
Sound-absorbing advertising wall, comprises sound-absorbing assembly and advertisement component, wherein:
Described sound-absorbing assembly is fixed on foundation wall by the levelling component of some adjustable in length, surrounds the sound-absorbing chamber that thickness is adjustable between described sound-absorbing assembly and foundation wall;
Described advertisement component comprises luminous body and power line, described luminous body is electrically connected by described power line and power supply, described second card bone is provided with the luminous groove that some openings deviate from foundation wall, described luminous body position is in described luminous groove, the inwall forming described luminous groove is provided with reflector, and described power line is embedded in described sound-absorbing assembly.
Further, described sound-absorbing assembly comprises the first card bone, the second card bone, acoustic(al)absorbent, hypotenuse buckle, the edge buckle that set gradually along the direction away from foundation wall, and the side described acoustic(al)absorbent being deviated from foundation wall is coated on interior fireproof acoustic facing;
The middle part of described second card bone is provided with the first draw-in groove that some and described hypotenuse is clasped, described second edge fixed is provided with the second draw-in groove be clasped with described edge, and described fireproof acoustic facing and described second card bone are connected in the first draw-in groove by hypotenuse buckle, edge buckle is connected to the second draw-in groove internal fixtion;
Be provided with the metallic channel passed through for described power line in described first draw-in groove, described second card bone is arranged in a crossed manner, and the metallic channel be arranged on all described second card bones is through, and the end of described second card bone is provided with the through wires hole penetrating for described power line, pass.
Preferably, the fire prevention of the opening part of described luminous groove attracts facing to replace with the printing opacity sound-absorbing facing be made up of transparent or semitransparent material, and described printing opacity sound-absorbing facing is fixed with light guide plate towards the one side of described luminous groove.
The beneficial effects of the utility model are:
Sound-absorbing assembly is fixed on foundation wall by the levelling component of some adjustable in length, fixed by levelling component, the flatness requirement to foundation wall is reduced when the utility model is installed, constructability, space between sound-absorbing assembly and foundation wall is the adjustable sound-absorbing chamber of thickness, the thickness regulating sound-absorbing chamber can be needed according to the sound-absorbing of reality, by the luminescence component arranged, realize luminous, by the layout to luminous body, luminous body is made to be combined into word, pattern even color etc. possesses the form of advertisement implication, the light that luminescence component sends directly is seen by eye, thus realize advertising function, the light that luminous body sends also can by be arranged on luminous body front portion transparent or semitransparent billboard illuminate, some light finally enters the eye of people through billboard, thus make sound-absorbing billboard of the present utility model possess sound-absorbing and advertising function simultaneously, by connecting and fixing between second card bone and the first card bone, by connecting and fixing between fireproof acoustic facing and the second card bone, easy for installation, improve efficiency of construction, in luminous groove, arrange reflector, the light that raising luminous body sends further is established along the direction cover deviating from foundation wall, makes sound-absorbing advertising wall more eye-catching when light intensity is constant, attract to arrange light guide plate between facing and luminous groove at printing opacity, when luminous body is arranged on the diapire of luminous groove, light guide plate by vertical irradiation to the light transverse scattering on it, to improve the resolution of the sight line to people, can improve the advertising results of the utility model as sound-absorbing advertising wall.
Accompanying drawing explanation
Fig. 1 is the structural representation in the cross section of sound-absorbing wall described in the utility model;
Fig. 2 is the structural representation of sound-absorbing advertising wall described in the utility model;
Fig. 3 is the perspective view of a kind of second card bone of the present utility model;
Fig. 4 is the perspective view of another the second card bone of the present utility model;
Fig. 5 is the perspective view of another the second card bone of the present utility model;
Fig. 6 is the perspective view of another the second card bone of the present utility model;
Fig. 7 is the perspective view of another the second card bone of the present utility model;
Fig. 8 be the second card bone of the present utility model arranged in a crossed manner time connect the perspective view of the threeway of its crossover sites;
Fig. 9 be the second card bone of the present utility model arranged in a crossed manner time connect the perspective view of the four-way of its crossover sites.
In figure: 100, foundation wall; 200, levelling component; 301, the first card bone; 3011, the 3rd draw-in groove; 302, the second card bone; 3021, the first draw-in groove; 3022, the second draw-in groove; 3023, projection is fixed; 3024, luminous groove; 3025, metallic channel; 303, acoustics body; 304, fireproof acoustic facing; 4011, luminous body; 4012, reflector; 4013, printing opacity sound-absorbing facing; 4014, light guide plate; 500, sound-absorbing chamber.
Detailed description of the invention
Preferred embodiment
Sound-absorbing wall, as shown in Figure 1, it comprises sound-absorbing assembly, and sound-absorbing assembly is fixed on foundation wall 100 by the levelling component 200 of some adjustable in length, surrounds the sound-absorbing chamber 500 that thickness is adjustable between sound-absorbing assembly and foundation wall 100.Sound-absorbing assembly is fixed on foundation wall 100 by the levelling component 200 of some adjustable in length, fixed by levelling component 200, the flatness requirement to foundation wall 100 is reduced when the utility model is installed, constructability, space between sound-absorbing assembly and foundation wall 100 is the adjustable sound-absorbing chamber 500 of thickness, can need the thickness regulating sound-absorbing chamber 500 according to the sound-absorbing of reality.
Above-mentioned sound-absorbing assembly comprises the first card bone 301, second card bone 302 and the acoustics body 303 set gradually along the direction away from foundation wall 100.First card bone 301 and the second card bone 302 are made up of stainless steel and plastic-steel respectively, and the second card bone 302 stereochemical structure is as shown in Fig. 3-Fig. 7.Preferably, this acoustics body 303 comprises acoustic(al)absorbent and diffuser.This acoustic(al)absorbent comprises the acoustical cotton absorbing medium-high frequency sound, the sound-absorbing thin plate absorbing low-frequency sound, and this diffuser is the hard plates such as metal sheet, cement board or the hardwood plate adopting rigid material to make.
One end and the foundation wall 100 of above-mentioned levelling component 200 are fixed, the other end extends to the direction deviating from foundation wall 100, so that the sound-absorbing assembly installed with this end is upwards held up fixing, and sound-absorbing assembly is arranged on the setting of the position-adjustable on levelling component 200, be used for regulating the thickness of sound-absorbing chamber 500, a kind of embodiment as this levelling component 200: it comprises the screw bolt and nut matched, one end of bolt is anchored at foundation wall 100, the other end of bolt has at least two nuts by threaded engagement disposed thereon, by offer on sound-absorbing assembly bolt can through and through hole that nut can not pass, the wall forming this through hole is clipped between two nuts, then two nuts are screwed in the opposite direction, the wall of this through hole of formation is made to be clamped between two nuts, thus sound-absorbing assembly is fixed.By the setting of levelling component 200, when the through hole of body of wall out-of-flatness or sound-absorbing assembly is not in same level, by regulating respectively by the installation site with levelling component 200, reduce the flatness requirement of the through hole on the flatness requirement of foundation wall 100 and sound-absorbing assembly, reduce the machining accuracy of the through hole on sound-absorbing assembly, be easy to location, installation and removal, improve operating efficiency.
In order to improve installation of the present utility model, removal efficiency further, the form of clamping will be arranged between second card bone 302 and described first card bone 301, second card bone 302 is provided with the acoustic(al)absorbent chamber that some openings deviate from foundation wall 100, acoustic(al)absorbent is arranged in acoustic(al)absorbent chamber, and acoustic(al)absorbent is arranged on form in acoustic(al)absorbent chamber and for bonding, setting-in or can be fixed by connector.
Sound-absorbing assembly also comprises hypotenuse buckle, edge buckle, and side acoustic(al)absorbent being deviated from foundation wall 100 is coated on interior fireproof acoustic facing 304, and this fireproof acoustic facing 304 is made up of fire-retardant damping material, as fireproof acoustic cloth; The middle part of the second card bone 302 is provided with some the first draw-in grooves 3021 be clasped with hypotenuse, second edge fixed is provided with the second draw-in groove 3022 be clasped with edge, and fireproof acoustic facing 304 and the second card bone 302 are connected in the first draw-in groove 3021 by hypotenuse buckle, edge buckle is connected to the second draw-in groove 3022 internal fixtion.
In like manner, in order to improve the convenience of dismounting between the second card bone 302 and the first card bone 301, clamping form between second card bone 302 and the first card bone 301 is as follows: the side that the first card bone 301 deviates from foundation wall 100 is provided with some the 3rd draw-in grooves 3011 be arranged in parallel, second card bone 302 is provided with some fixing projections 3023 coordinated with the 3rd draw-in groove 3011 near the side of foundation wall 100, fixed in the 3rd draw-in groove 3011 by the fixing protruding 3023 be arranged on the second card bone 302, the second card bone 302 and the first card bone 301 are fixed.
Sound-absorbing advertising wall, as shown in Figure 2, it comprises sound-absorbing assembly and advertisement component, wherein:
Sound-absorbing assembly is fixed on foundation wall 100 by the levelling component 200 of some adjustable in length, surrounds the sound-absorbing chamber 500 that thickness is adjustable between sound-absorbing assembly and foundation wall 100; Advertisement component comprises luminous body 4011 and power line, luminous body 4011 is electrically connected by power line and power supply, second card bone 302 is provided with the luminous groove 3024 that some openings deviate from foundation wall 100, luminous body 4011 is positioned at luminous groove 3024, the inwall forming luminous groove 3024 is provided with reflector 4012, and power line is embedded in sound-absorbing assembly.By the luminescence component arranged, realize luminous, by luminous body 4011 is combined into word, pattern even color etc. possess the form of advertisement implication, the light that luminescence component sends directly is seen by eye, thus realize advertising function, the light that luminous body 4011 sends also can by be arranged on luminous body 4011 front portion transparent or semitransparent billboard 4013 illuminate, some light finally enters the eye of people through billboard 4013, thus makes sound-absorbing billboard 4013 of the present utility model possess sound-absorbing and advertising function simultaneously.In luminous groove 3024, arrange reflector 4012, the light that raising luminous body 4011 sends further is established along the direction cover deviating from foundation wall 100, makes sound-absorbing advertising wall more eye-catching when luminous body 4011 luminous intensity is constant.
With the structure of sound-absorbing wall, this sound-absorbing assembly comprises the first card bone 301, the second card bone 302, acoustic(al)absorbent, hypotenuse buckle, the edge buckle that set gradually along the direction away from foundation wall 100 equally, and side acoustic(al)absorbent being deviated from foundation wall 100 is coated on interior fireproof acoustic facing 304; The middle part of the second card bone 302 is provided with some the first draw-in grooves 3021 be clasped with hypotenuse, second edge fixed is provided with the second draw-in groove 3022 be clasped with edge, and fireproof acoustic facing 304 and the second card bone 302 are connected in the first draw-in groove 3021 by hypotenuse buckle, edge buckle is connected to the second draw-in groove 3022 internal fixtion; Be provided with metallic channel 3025, the second card bone 302 that power supply source line passes through in first draw-in groove 3021 arranged in a crossed manner, and the metallic channel 3025 be arranged on all second card bones 302 is through, the end of the second card bone 302 is provided with the through wires hole that power supply source line penetrates, passes.Second card bone 302 be three arranged in a crossed manner time, its end is connected by the threeway shown in Fig. 8, second card bone 302 be four arranged in a crossed manner time, its end is connected by the four-way shown in Fig. 9, through by the metallic channel 3025 arranged being arranged on the second different card bones 302 of Fig. 8-Fig. 9, be beneficial to the setting of power line, constructability.
In order to ensure the advertising results attracting advertising wall, the fire prevention of the opening part of luminous groove 3024 attracts facing 304 to replace with the printing opacity sound-absorbing facing 4013 be made up of transparent or semitransparent material, this printing opacity sound-absorbing facing 4013 is made up of transparent or semitransparent plate, film or cloth, and printing opacity sound-absorbing facing 4013 is fixed with light guide plate 4014 towards the one side of luminous groove 3024.When luminous body is arranged on the diapire of luminous groove 3024, light guide plate 4014 by vertical irradiation to the light transverse scattering on it, to improve the resolution of the sight line to people, can improve the advertising results of the utility model as sound-absorbing advertising wall.
Claims (10)
1. sound-absorbing wall, is characterized in that, comprises sound-absorbing assembly, and described sound-absorbing assembly is fixed on foundation wall by the levelling component of some adjustable in length, surrounds the sound-absorbing chamber that thickness is adjustable between described sound-absorbing assembly and foundation wall.
2. sound-absorbing wall according to claim 1, is characterized in that, described sound-absorbing assembly comprises the first card bone, the second card bone and the acoustics body that set gradually along the direction away from foundation wall.
3. sound-absorbing wall according to claim 2, it is characterized in that, described levelling component comprises the screw bolt and nut matched, one end of described bolt is anchored at foundation wall, the other end of described bolt has at least two described nuts by threaded engagement disposed thereon, described first card bone is provided with the through hole that some and described bolt coordinates, and the free end of described bolt is through described through hole.
4. sound-absorbing wall according to claim 3, is characterized in that, described acoustics body comprises acoustic(al)absorbent and diffuser.
5. sound-absorbing wall according to claim 3, is characterized in that, described second card bone and described first card bone clamping, described second card bone are provided with the acoustic(al)absorbent chamber that some openings deviate from foundation wall, and described acoustic(al)absorbent is arranged in described acoustic(al)absorbent chamber.
6. sound-absorbing wall according to claim 5, is characterized in that, described sound-absorbing assembly also comprises hypotenuse buckle, edge buckle, and the side described acoustic(al)absorbent being deviated from foundation wall is coated on interior fireproof acoustic facing;
The middle part of described second card bone is provided with the first draw-in groove that some and described hypotenuse is clasped, described second edge fixed is provided with the second draw-in groove be clasped with described edge, and described fireproof acoustic facing and described second card bone are connected in the first draw-in groove by hypotenuse buckle, edge buckle is connected to the second draw-in groove internal fixtion.
7. the sound-absorbing wall according to claim 5 or 6, it is characterized in that, the side that described first card bone deviates from foundation wall is provided with some the 3rd draw-in grooves be arranged in parallel, and described second card bone is provided with the fixing projection that some and described 3rd draw-in groove coordinates near the side of foundation wall.
8. sound-absorbing advertising wall, is characterized in that, comprises sound-absorbing assembly and advertisement component, wherein:
Described sound-absorbing assembly is fixed on foundation wall by the levelling component of some adjustable in length, surround the sound-absorbing chamber that thickness is adjustable between described sound-absorbing assembly and foundation wall, described sound-absorbing assembly comprises the first card bone, the second card bone and the acoustics body that set gradually along the direction away from foundation wall;
Described advertisement component comprises luminous body and power line, described luminous body is electrically connected by described power line and power supply, described second card bone is provided with the luminous groove that some openings deviate from foundation wall, described luminous body position is in described luminous groove, the inwall forming described luminous groove is provided with reflector, and described power line is embedded in described sound-absorbing assembly.
9. sound-absorbing advertising wall according to claim 8, it is characterized in that, described sound-absorbing assembly comprises the described acoustic(al)absorbent, hypotenuse buckle, the edge buckle that set gradually along the direction away from foundation wall, and the side described acoustic(al)absorbent being deviated from foundation wall is coated on interior fireproof acoustic facing;
The middle part of described second card bone is provided with the first draw-in groove that some and described hypotenuse is clasped, described second edge fixed is provided with the second draw-in groove be clasped with described edge, and described fireproof acoustic facing is connected in the first draw-in groove by hypotenuse buckle, edge buckle is connected to the second draw-in groove internal fixtion;
Be provided with the metallic channel passed through for described power line in described first draw-in groove, described second card bone is arranged in a crossed manner, and the metallic channel be arranged on all described second card bones is through, and the end of described second card bone is provided with the through wires hole penetrating for described power line, pass.
10. sound-absorbing advertising wall according to claim 8 or claim 9, it is characterized in that, the fire prevention of the opening part of described luminous groove attracts facing to replace with the printing opacity sound-absorbing facing be made up of transparent or semitransparent material, and described printing opacity sound-absorbing facing is fixed with light guide plate towards the one side of described luminous groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520481070.3U CN205063073U (en) | 2015-07-03 | 2015-07-03 | Inhale sound wall and inhale sound advertisement wall |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520481070.3U CN205063073U (en) | 2015-07-03 | 2015-07-03 | Inhale sound wall and inhale sound advertisement wall |
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| Publication Number | Publication Date |
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| CN205063073U true CN205063073U (en) | 2016-03-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520481070.3U Expired - Fee Related CN205063073U (en) | 2015-07-03 | 2015-07-03 | Inhale sound wall and inhale sound advertisement wall |
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| CN (1) | CN205063073U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104929256A (en) * | 2015-07-03 | 2015-09-23 | 俞昌书 | Sound-absorption wall and sound-absorption advertising wall |
| CN106351413A (en) * | 2016-10-26 | 2017-01-25 | 云南中乾集成房屋有限公司 | Wood-plastic wallboard for wood-plastic structure house and installation method thereof |
| CN108867986A (en) * | 2018-07-02 | 2018-11-23 | 长春理工大学 | Combined frequency-change acoustic tile |
-
2015
- 2015-07-03 CN CN201520481070.3U patent/CN205063073U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104929256A (en) * | 2015-07-03 | 2015-09-23 | 俞昌书 | Sound-absorption wall and sound-absorption advertising wall |
| CN104929256B (en) * | 2015-07-03 | 2017-04-12 | 俞昌书 | Sound-absorption wall and sound-absorption advertising wall |
| CN106351413A (en) * | 2016-10-26 | 2017-01-25 | 云南中乾集成房屋有限公司 | Wood-plastic wallboard for wood-plastic structure house and installation method thereof |
| CN108867986A (en) * | 2018-07-02 | 2018-11-23 | 长春理工大学 | Combined frequency-change acoustic tile |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170428 Address after: 100020 Beijing city Chaoyang District Dajiaoting Street No. 3 210B Patentee after: Beijing Tianyu Huayun New Building Material Co. Address before: 231430 Tongzi City, Anhui, Tongcheng hole town village Wei, No. 16 Patentee before: Yu Changshu |
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| 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: 20160302 Termination date: 20170703 |