CN101122172A - Complex sound insulation floor and its building and construction method - Google Patents
Complex sound insulation floor and its building and construction method Download PDFInfo
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- CN101122172A CN101122172A CNA2007101309402A CN200710130940A CN101122172A CN 101122172 A CN101122172 A CN 101122172A CN A2007101309402 A CNA2007101309402 A CN A2007101309402A CN 200710130940 A CN200710130940 A CN 200710130940A CN 101122172 A CN101122172 A CN 101122172A
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Abstract
The invention relates to a composite sound-absorbing floor and the construction method of the floor, which belongs to the technical field of construction. The floor essentially consists of a reinforced concrete floor, a sound-absorbing cushion paved on the above floor, an extruded sheet held down on the above sound-absorbing cushion and a reinforced concrete surface layer constructed on the above extruded sheet; the sound-absorbing cushion horizontally extends to the edge of the floor and then extends upwards along the wall; the extending height is at least close to the upper surface of the surface layer; the section extending upwards is clamped between the wall and the reinforced concrete surface layer; the edge of the sound-absorbing cushion is a gasket seal edge. In this way, without affecting the construction quality, the creative and reasonable structure totally insulates the sound bridge and fully displays the role of the sound-absorbing structure, and the sound-absorbing effect is obviously improved. In addition, common materials are adopted, the cost is economic, so the invention is convenient in promotion and application.
Description
Technical field
The present invention relates to a kind of complex sound insulation floor, also relate to its construction techniques simultaneously, belong to technical field of building construction.
Background technology
Sound insulation is the important environmental protection behave of modern architecture.It is reported that the sound insulation floor of existing building has two kinds of implementations.A kind of is the sound insulation prefabricated component of making earlier, builds on the building again.For example the disclosed high damping concrete soundproof floors of the Chinese patent of application number 200620070385.X promptly is like this.Another kind is according to the on-the-spot structure of certain construction sequence, for example the Chinese patent application of application number 200610041082.X discloses cast-in-situ reinforced concrete soundproof floors and job practices thereof, the box-like body cast-in-situ floor that setting is made of collar tie beam, cover plate and base plate with cavity, the sound isolation of floor core is set in the cavity, puigging is set simultaneously.
Above prior art has certain soundproof effect undoubtedly.But facts have proved that its soundproof effect is all not ideal enough.
Summary of the invention
The present invention wants the technical solution problem to be: the problem at above prior art exists, a kind of complex sound insulation floor with desirable soundproof effect and cost economy is proposed, and provide its construction techniques simultaneously.
In order to solve above technical problem, the applicant has carried out research and analysis respectively to the technology of at present existing various typical sound insulation floors, carried out finding after the exploratory experiment in many-sides such as sound insulation materials, architectural construction, job practicess:, significant improvement can not be arranged though select the job practices of high-quality sound insulation materials, employing reasonable building structure, grasp science all to have certain enhancing deadening effect.After recognizing the sound bridge effect of musical instrument accidentally, application the talent recognize: existing various sound insulation floors in fact all fail to break through the traditional architecture structure, all the time exist building unit to contact, therefore have the overhead speaker phenomenon, be difficult to source of sound is blocked fully with rigidity between the flooring.
On this understanding basis, the applicant proposes complex sound insulation floor of the present invention: mainly by reinforced concrete floor, be laid on sound insulating pad on the described floor, pressure holding and constitute at extruded sheet on the described sound insulating pad and the steel concrete surface layer constructed on described extruded sheet, it is characterized in that: described sound insulating pad level is changeed along upwards extension of wall after being extended to described floor edge, extend highly at least near described surface layer upper surface, the section that upwards extends is clipped between wall and the steel concrete surface layer, and described sound insulating pad edge is the fluid sealant edge sealing.
On above basis, further improve and be, also accompany plastic sheeting between described sound insulating pad and the extruded sheet, described sound insulating pad turns to interior level to extend near the skirting thickness of slab after upwards being extended to described surface layer height, described skirting is fixed on the wall, soffit is pushed down the inside level extension section upper surface of described sound insulating pad, again by the fluid sealant edge sealing.
More than corresponding complex sound insulation floor job practices be:
1), lay sound insulating pad at reinforced concrete floor, described sound insulating pad level is extended to change along wall behind the floor edge and upwards extends, and extends highly at least near the surface layer upper surface;
2), at sound insulating pad lay extruded sheet;
3), on extruded sheet, construct the steel concrete surface layer, the section that upwards extends of sound insulating pad is clipped between wall and the steel concrete surface layer;
4), sound insulating pad edge fluid sealant edge sealing.
More than further improve and be, upwards extending of sound insulating pad highly is higher than the surface layer upper surface in the step 1), step 2) on sound insulating pad, covers earlier layer of plastic film before, after the step 3), turn to interior level to extend sound insulating pad, skirting is fixed on the wall, and its soffit is pushed down the inside level extension section upper surface of sound insulating pad, again by the fluid sealant edge sealing.
Like this, under the prerequisite that does not influence the building operations quality, cut off overhead speaker fully with ingenious rational structure, therefore can give full play to the effect of sound-insulating structure, soundproof effect significantly improves.And adopt common material, cost economy, easy to utilize.
Description of drawings
The present invention is further illustrated below in conjunction with accompanying drawing.
Fig. 1 is the structural representation of the embodiment of the invention one.
Fig. 2 is the structural representation of the embodiment of the invention two.
The specific embodiment
Embodiment one
The complex sound insulation floor of present embodiment as shown in Figure 1, the construction concrete steps during structure are:
1, cleaning reinforced concrete floor basic unit 6---the floating press polish of magma is answered on reinforced concrete floor 6 surfaces, should be dry before laying, there is no ponding, no laitance, dust, greasy dirt, foreign material etc.
2. lay polyethylene sound insulating pad 5---require blanking according to the concrete size in room and the place mat of sound insulating pad, the overlapping 100mm of lap-joint, and paste with the wide adhesive tape sealing of 60mm and to fix is to prevent that sound insulating pad construction period is because of inhomogeneous displacement of exerting oneself.
3, lay polyurethane (PE) film 4---lay the PE film, overlap joint is no less than 100mm each other, and lap-joint posts with wide 60mm adhesive tape sealing, forms overhead speaker in the cement paste inflow sound insulation bed course when preventing concreting.
4. lay that extruded sheet 3---will guarantee during laying that piece is smooth, seam is tight, and the piece error is controlled in the 2mm, paste sealing with the wide adhesive tape of 60mm then, in order to avoid cement paste flows in the lower floor during concreting.When there is difference of height in the reversed beam flooring, adopt the extruded sheet of different-thickness to fill adjusting.
5. assembling reinforcement net sheet or hand-drawn wire---want spacing even during colligation, full bundle colligation should be adopted in the crosspoint, cushion block below reinforcing bar or the hand-drawn wire, its spacing≤500mm, its height is advisable in the concrete middle and upper part to guarantee reinforced mesh or hand-drawn wire, reinforcing bar or hand-drawn wire colligation should be noted the iron wire head, be pricked the silk head upwards, avoid the iron wire head to puncture PE film and sound insulating pad, reduce defening effect in order to avoid form overhead speaker.
6, floating screed pastes ash cake---measure unwrapping wire, outstanding frame bar and absolute altitude control point, according to the make progress building absolute altitude control line of 500mm of the flooring that ejects around the room metope, on extruded sheet (PE film), make ash cake (spacing≤1500mm), be used to control the absolute altitude and the planeness of concrete pavement, ash cake all adopts with strength grade and with the pea gravel concreten of match ratio and makes.
7, build the pea gravel concreten surface layer---concreting topping 2, make real with scraping with the shop with roll extrusion, adopt the 30kg cylinder to intersect roll extrusion 3 times back and forth.Wipe back roll extrusion for the first time off; carry out with a roll extrusion half roll method; direction roll extrusion back and forth in length and breadth; be rolled to behind the pulp with iron plate press polish for the first time, more than work and in concrete initial set time t/2, to finish, before concrete initial set, carry out roll extrusion second time receipts light; to strengthen the bond stress between concrete and the reinforcing bar; treat to carry out press polish for the third time before the concrete final set, closed concrete surface crackle forms smart decorative layer 1 on concreting topping 2.During concreting, metope and flooring junction should note not allowing concrete enter between PE film and the body of wall, to prevent that sound insulating pad is subjected to cement mortar and pollutes and the reduction defening effect.
8, sound insulating pad edge fluid sealant edge sealing was upwards extended near the surface layer upper surface in commentaries on classics after fluid sealant edge sealing---sound insulating pad 5 levels were routed to floor 6 edges along wall 7.
Final formation complex sound insulation floor shown in Figure 1; reinforced concrete floor 6 is laid sound insulating pad 5; cover PE film 4 on the sound insulating pad 5; pressure holding extruded sheet 3 on the PE film 4; construct the surface layer that reinforced concrete protective layer 2 and smart decorative layer 1 constitute on it, sound insulating pad 5 levels are changeed along upwards extension of wall 7 after being extended to floor 6 edges, extend highly near the surface layer upper surface; the section that upwards extends is clipped between wall and the steel concrete surface layer, and the sound insulating pad edge is a fluid sealant edge sealing 8.
Embodiment two
The complex sound insulation floor of present embodiment as shown in Figure 2, identical with embodiment 1 basic structure, when difference is to lay sound insulating pad, design thickness according to the smart decorative layer of flooring is reserved enough sound insulating pad termination length, after guaranteeing that the smart decorative layer of flooring forms, turns to interior level to extend sound insulating pad, when being fixed on skirting 9 on the wall 7, its soffit is pushed down the inside level extension section upper surface of sound insulating pad, forms edge sealing 8 by fluid sealant again, to prevent to form overhead speaker.
The contrast experiment shows that the flooring of above embodiment is compared with the existing sound insulation floor that has overhead speaker, and soundproof effect can improve more than 50%, has the significant effect of improving, and easy construction, cost economy.
In addition to the implementation, the present invention can also have other embodiments.For example, when running into vertical duct on the ground, sound insulating pad should be wrapped up around the pipeline, highly with rolling up to the metope height, at the handing-over position of root, by rational cutting, make sound insulating pad paving smoothly, vertical duct root sound insulating pad lap position is generally stayed apart from pipeline root 200mm place.Or the like.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop on the protection domain of requirement of the present invention.
Claims (8)
1. complex sound insulation floor, mainly by reinforced concrete floor, be laid on sound insulating pad on the described floor, pressure holding and constitute at extruded sheet on the described sound insulating pad and the steel concrete surface layer constructed on described extruded sheet, it is characterized in that: described sound insulating pad level is changeed along upwards extension of wall after being extended to described floor edge, extend highly at least near described surface layer upper surface, the section that upwards extends is clipped between wall and the steel concrete surface layer, and described sound insulating pad edge is the fluid sealant edge sealing.
2. according to the described complex sound insulation floor of claim 1, it is characterized in that: also accompany plastic sheeting between described sound insulating pad and the extruded sheet, described sound insulating pad turns to interior level to extend near the skirting thickness of slab after upwards being extended to described surface layer height, described skirting is fixed on the wall, and soffit is pushed down the inside level extension section upper surface of described sound insulating pad.
3. according to the described complex sound insulation floor of claim 2, it is characterized in that: described steel concrete surface layer is made of the smart decorative layer that concrete cover and its surface form.
4. according to the described complex sound insulation floor of claim 3, it is characterized in that: described extruded sheet edge joint position is pasted sealing with wide adhesive tape.
5. complex sound insulation floor construction techniques may further comprise the steps:
1), lay sound insulating pad at reinforced concrete floor, described sound insulating pad level is extended to change along wall behind the floor edge and upwards extends, and extends highly at least near the surface layer upper surface;
2), at sound insulating pad lay extruded sheet;
3), on extruded sheet, build the steel concrete surface layer, the section that upwards extends of sound insulating pad is clipped between wall and the steel concrete surface layer;
4), sound insulating pad edge fluid sealant edge sealing.
6. according to the described complex sound insulation floor construction techniques of claim 5, it is characterized in that: upwards extending of sound insulating pad highly is higher than the surface layer upper surface in the described step 1), described step 2) on sound insulating pad, covers earlier layer of plastic film before, after the described step 3), turn to interior level to extend sound insulating pad, skirting is fixed on the wall, and its soffit is pushed down the inside level extension section upper surface of sound insulating pad.
7. according to the described complex sound insulation floor construction techniques of claim 6, it is characterized in that: before the described step 3), on extruded sheet, make ash cake spaced apart earlier, be used to control the absolute altitude and the planeness of concrete pavement.
8. according to the described complex sound insulation floor construction techniques of claim 7; it is characterized in that: when described step 3) is built the steel concrete surface layer on extruded sheet; adopt cylinder to intersect roll extrusion 3 times back and forth; roll extrusion for the first time; carry out with a roll extrusion half roll method; direction roll extrusion back and forth in length and breadth; be rolled to behind the pulp with iron plate press polish for the first time; before concrete initial set, carry out the roll extrusion second time and receive light; treat to carry out press polish for the third time before the concrete final set; closed concrete surface crackle, form by concrete cover and on the steel concrete surface layer that constitutes of smart decorative layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101309402A CN101122172A (en) | 2007-08-24 | 2007-08-24 | Complex sound insulation floor and its building and construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101309402A CN101122172A (en) | 2007-08-24 | 2007-08-24 | Complex sound insulation floor and its building and construction method |
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| CN101122172A true CN101122172A (en) | 2008-02-13 |
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| CNA2007101309402A Pending CN101122172A (en) | 2007-08-24 | 2007-08-24 | Complex sound insulation floor and its building and construction method |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101818557A (en) * | 2010-04-07 | 2010-09-01 | 深圳市建筑工程股份有限公司 | Compound waterproof floor with sound insulation and energy-saving functions and construction method thereof |
| CN102011827A (en) * | 2010-11-22 | 2011-04-13 | 北京浩瑞诚业新型建材有限公司 | Equipment foundation vibration damping base and construction method thereof |
| CN105464230A (en) * | 2015-11-25 | 2016-04-06 | 江苏尼高科技有限公司 | Floor slab heat insulation and sound isolation system and construction method of floor slab heat insulation and sound isolation system |
| CN106088531A (en) * | 2016-08-05 | 2016-11-09 | 浙江环宇建设集团有限公司 | A kind of concrete floor structure |
| CN106639244A (en) * | 2016-10-18 | 2017-05-10 | 魏士能 | Suspended floor and construction method thereof |
| CN108104402A (en) * | 2017-12-30 | 2018-06-01 | 广州市第三建筑装修有限公司 | Acoustical insulation floor construction method |
-
2007
- 2007-08-24 CN CNA2007101309402A patent/CN101122172A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101818557A (en) * | 2010-04-07 | 2010-09-01 | 深圳市建筑工程股份有限公司 | Compound waterproof floor with sound insulation and energy-saving functions and construction method thereof |
| CN102011827A (en) * | 2010-11-22 | 2011-04-13 | 北京浩瑞诚业新型建材有限公司 | Equipment foundation vibration damping base and construction method thereof |
| CN102011827B (en) * | 2010-11-22 | 2012-11-21 | 北京浩瑞诚业新型建材有限公司 | Equipment foundation vibration damping base and construction method thereof |
| CN105464230A (en) * | 2015-11-25 | 2016-04-06 | 江苏尼高科技有限公司 | Floor slab heat insulation and sound isolation system and construction method of floor slab heat insulation and sound isolation system |
| CN106088531A (en) * | 2016-08-05 | 2016-11-09 | 浙江环宇建设集团有限公司 | A kind of concrete floor structure |
| CN106639244A (en) * | 2016-10-18 | 2017-05-10 | 魏士能 | Suspended floor and construction method thereof |
| CN108104402A (en) * | 2017-12-30 | 2018-06-01 | 广州市第三建筑装修有限公司 | Acoustical insulation floor construction method |
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