CN103556723A - Environmental-friendly zeolite acoustic board - Google Patents
Environmental-friendly zeolite acoustic board Download PDFInfo
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- CN103556723A CN103556723A CN201310475251.0A CN201310475251A CN103556723A CN 103556723 A CN103556723 A CN 103556723A CN 201310475251 A CN201310475251 A CN 201310475251A CN 103556723 A CN103556723 A CN 103556723A
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Abstract
The invention discloses an environmental-friendly zeolite acoustic board. According to the technical scheme, the environmental-friendly zeolite acoustic board is characterized in that a built-in frame is horizontally placed on a die, after each short steel tube in the built-in frame is inserted into the corresponding standing column, zeolite composite foaming agent is poured on the periphery of the built-in frame to allow the built-in frame to be totally embedded inside the zeolite composite foaming agent, and standing, curing, roasting and cooling are performed before the finished environmental-friendly zeolite acoustic board is packaged. The zeolite composite foaming agent comprises activated zeolite powder, attapulgite argil powder, hydrogen peroxide and the like. The cured zeolite composite foaming agent and the built-in frame form an integrity, so that overall strength, bending resistance and actual use effect of the environmental-friendly zeolite acoustic board are improved, sound absorption and noise pollution control effects are enhanced, and functions such as thermal insulation, absorption and air purification are achieved. The environmental-friendly zeolite acoustic board is suitable for being mounted in facilities such as highways, viaducts, city light rails, subways, factories, warehouses and public places.
Description
Technical field
The present invention relates to abatvoix, be specifically related to a kind of zeolite environment friendly acoustical absorption plate.
Background technology
City noise is having a strong impact on townsfolk's normal life and health of human body, city noise mainly refers to traffic noise, factory noise, construction noise pollution and noise of social activities, the influence basin of its noise and influence degree are day by day serious, on the impact of civic living environment greatly, become one of noticeable city environmental pollution problem.
Conventionally adopt damping material to produce the products such as some abatvoixs, noise barrier, sound-absorbing net and noise damper and control noise pollution, also having some damping materials is to produce the products such as abatvoix after processing by foaming, to improve the performance of product.
The abatvoix quality of selling after foaming is in the market more crisp, and the bulk strength of abatvoix, counter-bending ability and result of use are undesirable; At abatvoix, be installed in the process on building wall, abatvoix needs on-the-spot 4 the above bolts hole that bore, not only time-consuming, increase difficulty of construction, and be easy to abatvoix be broken or shatter in when boring, after abatvoix is arranged on building wall, due to the effect of gravity, can cause the abatvoix fragmentation from building wall after boring to come off.
Summary of the invention
The object of the invention is to overcome weak point in prior art, a kind of zeolite environment friendly acoustical absorption plate is provided.
Zeolite environment friendly acoustical absorption plate is comprised of zeolite compound foaming agent and built-in frame, built-in frame is lain on mould, after short steel pipes in built-in frame inserts column, adopt zeolite compound foaming agent to be cast in built-in frame periphery, built-in frame is embedded in the inside of compound foaming agent completely, through standing curing processing, roasting and cooling after, be packaged as zeolite environment friendly acoustical absorption board finished product.
Natural zeolite has unique internal construction and Crystallochemical Properties, makes it have the excellent physicochemical properties such as water suction, absorption, selective absorption, ion-exchange, catalytic reaction, acidproof and radiation hardness, is a kind of novel nonmetallic ore raw material.
Zeolite has powerful adsorption function, polar molecule is had to very high affinity as H2O, NH3, H2S, CO2 etc., even still can effectively adsorb under low relative humidity, low concentration, higher temperature conditions, therefore be the adsorbent that stable performance, adsorption effect are good, can be used for exhaust-gas treatment and air purification.
Water in zeolite is heated to 200 ℃ of left and right and can escapes, and zeolite is activated, and forms loose porous cavernous body, and the characteristics such as absorption and cation exchange are brought into play.During 500 ℃～550 ℃ of calcinations, not only can improve its mechanical strength but also can add large pore volume, increase specific area, also can increase cationic locomotor activity, ion-exchange be carried out more abundant.
The zeolite that the present invention selects has: clinoptilolite, modenite, analcime, chabasie, scolecite, heulandite, sodalite, modenite and foresite.
The concave convex rod potter's clay powder with air purification function is comprised of the sticky Concave-convex clay rod of height, attapulite constant humidity amendment, natural-minerals adsorptive filter medium, cacumen biotae, aluminium silicate fiber peacekeeping polyacrylamide; there is good caking property, plasticity, thixotropy, refractoriness and heat stability; the effective hazardous substances such as formaldehyde, ammonia and benzene in absorbed air, protection of the environment and promote the healthy of people.
High sticky Concave-convex clay rod is the Concave-convex clay rod that adopts the processing technology production that improves viscosity of attapulgite clay, Concave-convex clay rod soil property is fine and smooth, there is oily soapy, light weight, property are crisp, fracture is conchoidal or irregular shape, and water imbibition is strong, tool viscosity and plasticity when wet, more than its viscosity can reach 3000mPas, be conducive to the bonding between raw material.
High sticky Concave-convex clay rod powder refers to gets 28.0g Concave-convex clay rod powder sample, add in the suspension cup of homogenizer, add again 372g water, suspension cup is placed on homogenizer, under the rotating speed of 11000 revs/min, stir 20 minutes, to pour in the beaker of 250mL through high-speed stirred sample suspension again, use the viscosity of NDJ-1 type rotation viscometer test suspension liquid, tested viscosity value>=2200
mPasconcave-convex clay rod powder.
Hydrogen peroxide is commonly called as hydrogen peroxide, outward appearance is colourless transparent liquid, be a kind of strong oxidizer, the present invention selects mass fraction >=35% of industrial hydrogen peroxide, after mixing, understands a large amount of bubble of generation with zeolite powder after activation and the batchings such as concave convex rod potter's clay powder with air purification function.
DDAO is a kind of amphoteric surfactant, colourless transparent liquid, for weak cation surfactant, in acid medium, be cationic, in alkaline medium, be nonionic, have good thickening, antistatic, soft, foam enhancing and detergency ability, foam is abundant and stablize, the gentle excitant of character is low, has good antistatic behaviour and flexibility.
Cocounut oil acyl diethanol amine is water-soluble, has good decontamination, emulsification, foaming, steady bubble, dispersion, solubilising power.
Silicones polyethers emulsion is a kind of novel high polymer foam stabilizer, by changing intramolecule, put in order, make to arrange between surfactant bubble and bubble closely neat, thereby form fine and close inner layer film, make anti-pressure ability strong especially, can control the structural stability of air bubble liquid-membrane, make surfactant molecule in the Methodistic distribution of liquid film of bubble, give elasticity and the self-reparing capability of have good lather, thereby reach desirable especially steady bubble effect.
Polyether modified silicon oil is the organosilicon non-ionic surface active agent that adopts a kind of unique properties that polyethers and dimethyl siloxane graft copolymerization forms, and can reduce internal friction, the stress of its molecule, thereby play levelling, froth breaking for the present invention.
The present invention is achieved by following technical proposals:
Zeolite environment friendly acoustical absorption plate is a kind of rectangular plate-shaped body, built-in frame and zeolite compound foaming agent, consists of, and is designed with 4～32 short steel pipes in built-in frame, and the endoporus of short steel pipes is the installing hole of zeolite environment friendly acoustical absorption plate; Built-in frame is lain on mould, after short steel pipes in built-in frame inserts column, adopt zeolite compound foaming agent to be cast in built-in frame periphery, built-in frame is zeolite environment friendly acoustical absorption boards half-finished product after being embedded in the inside of zeolite compound foaming agent completely; After the standing curing processing of 1～7 day, zeolite environment friendly acoustical absorption boards half-finished product is taken out from mould, be transported to roasting in tunnel cave, sintering temperature is controlled at 450～750 ℃, roasting time is controlled at 3～8 hours, is packaged as zeolite environment friendly acoustical absorption board finished product after cooling.
Zeolite compound foaming agent batching is comprised of following component by weight percentage: zeolite compound foaming agent paste 35～85%, hydrogen peroxide 2～35%, polyether modified silicon oil 0.001～5% and water 1～45%; The production method of zeolite compound foaming agent: will stir in zeolite compound foaming agent batching input homogenizer, the speed of mixer is controlled at 1400～1800 revs/min, mixing time is controlled at 2～30 minutes, after stirring, be zeolite compound foaming agent, in zeolite compound foaming agent, contain a large amount of stable intensive bubbles.
Zeolite compound foaming agent paste batching is comprised of following component by weight percentage: the zeolite powder 15～55% after activation, the concave convex rod potter's clay powder 5～45% with air purification function, DDAO 0.01～25%, cocounut oil acyl diethanol amine 0.01～20%, silicones polyethers emulsion 0.01～5% and water 5～55%; The production method of zeolite compound foaming agent paste: will stir in zeolite compound foaming agent paste batching input low-speed mixer, the speed of mixer is controlled at 600～800 revs/min, mixing time is controlled at 2～20 minutes, after stirring for zeolite compound foaming agent paste, generating portion bubble in zeolite compound foaming agent paste.
Zeolite compound foaming agent has been applied for patent of invention, China Patent Publication No.: CN 103288478A, open day: on September 11st, 2013.
Built-in frame is a kind of rectangular steel structure frame, in built-in frame, 4～32 short steel pipes, 4～52 punching expanded metal laths and 2～42 reinforcing ribs, consists of; The upper plane of short steel pipes is processed as a kind of counter sink, between short steel pipes and short steel pipes, with punching expanded metal lath, be welded as a rectangular frame, punching expanded metal lath hole is circular opening, the horizontal center line overlaid at the horizontal center line at short steel pipes height 1/2 place and punching expanded metal lath width 1/2 place, the diagonal at height 1/2 place between short steel pipes and short steel pipes of take in rectangular frame is interface, with screw-thread steel, be welded as reinforcing rib, jointly form a built-in frame; In built-in frame, the plane of short steel pipes top counter sink consists of plane on built-in frame jointly, and short steel pipes lower flat consists of built-in frame lower plane jointly;
For the production of the separate case application of built-in frame of abatvoix utility model patent, number of patent application is: 201320579228.1, the applying date: on September 18th, 2013.
Mould is a kind of rectangular mould, a block length square floor, a rectangle locating slot, a rectangle frame, 2 rectangle handles and 4～32 cylindrical columns, consists of; Locating slot is welded on the upper plane of die bottom plate according to the position dimension of design, column is arranged on the upper plane of die bottom plate according to the relative position size of design, frame is placed in locating slot, 2 handles are arranged on respectively middle outside frame the right and left, and the lower plane of die bottom plate is placed on vibrations workbench;
For the production of the separate case application of mould of abatvoix utility model patent, number of patent application is: 201320575991.7, the applying date: on September 17th, 2013.
In zeolite environment friendly acoustical absorption plate, inlayed built-in frame, zeolite compound foaming agent solidifies a rear and integrated integral body of built-in frame formation, zeolite environment friendly acoustical absorption boards half-finished product, after roasting, has increased bulk strength, counter-bending ability and the practical effect of zeolite environment friendly acoustical absorption plate greatly.
At construction site, do not need boring, directly with cross recessed countersunk head tapping screw, zeolite environment friendly acoustical absorption plate is arranged on the metope of building, saving of work and time, can not cause the fragmentation from building wall of zeolite environment friendly acoustical absorption plate to come off yet.
It is evenly fine and smooth that zeolite compound foaming agent in zeolite environment friendly acoustical absorption plate has the abscess that foaming capacity is strong, coefficient of foaming is high, unit volume bubble production volume large, produce, foam adventitia good toughness is difficult for broken, foam stability is good, can be for a long time froth breaking not, to reduce product surface, produce invalid bubble, improve the make rate of abscess, the effect of the mould that prevents from collapsing.
Zeolite environment friendly acoustical absorption plate there will not be layering in casting process, and product stripping speed is fast, and finish is good, has further improved the later strength of product.
Zeolite compound foaming agent adopts the zeolite potter's clay powder with air purification function for being mainly raw material; there is good caking property, plasticity, thixotropy, refractoriness and heat stability; the effective hazardous substances such as formaldehyde, ammonia and benzene in absorbed air, protection of the environment and promote the healthy of people.
Zeolite environment friendly acoustical absorption plate not only has the effect that strengthens sound-absorbing and control noise pollution, the function that also has insulation, adsorbs and purify air.
Zeolite environment friendly acoustical absorption plate is applicable to be arranged in the facilities such as speedway, viaduct, urban light rail, subway, factory, warehouse, public place.
Accompanying drawing explanation
Fig. 1 is zeolite environment friendly acoustical absorption plate schematic diagram, Fig. 2 be the A-A of Fig. 1 to view, Fig. 3 is the schematic diagram of built-in frame while lying in cast in mould, Fig. 4 is arranged on the schematic diagram on building wall by zeolite environment friendly acoustical absorption plate.
As shown in the figure: the 1st, zeolite environment friendly acoustical absorption plate, the 2nd, built-in frame, the 3rd, zeolite compound foaming agent, the 4th, mould, the 5th, short steel pipes, the 6th, column, the 7th, cross recessed countersunk head tapping screw, the 8th, the metope of building.
The specific embodiment
Below in conjunction with embodiment, the invention will be further described:
Zeolite environment friendly acoustical absorption plate is a kind of rectangular plate-shaped body 1, built-in frame 2 and zeolite compound foaming agent 3, consists of, and is designed with 6 short steel pipes 5 in built-in frame 2; Built-in frame 2 is lain on mould 4, after short steel pipes 5 in built-in frame 2 inserts column 6, adopt zeolite compound foaming agent 3 to be cast in built-in frame 2 peripheries, built-in frame 2 is zeolite environment friendly acoustical absorption boards half-finished product after being embedded in the inside of zeolite compound foaming agent 3 completely; After the standing curing processing of 5 days, zeolite environment friendly acoustical absorption boards half-finished product is taken out from mould, be transported to roasting in tunnel cave, sintering temperature is controlled at 550～650 ℃, and roasting time is controlled at 5 hours, is packaged as zeolite environment friendly acoustical absorption board finished product after cooling.
Zeolite compound foaming agent batching is comprised of following component by weight percentage: zeolite compound foaming agent paste 68%, hydrogen peroxide 19.95%, polyether modified silicon oil 0.05% and water 12%; The production method of zeolite compound foaming agent: will stir in zeolite compound foaming agent batching input homogenizer, the speed of mixer is controlled at 1500～1600 revs/min, mixing time is controlled at 8 minutes, is zeolite compound foaming agent after stirring.
Zeolite compound foaming agent paste batching is comprised of following component by weight percentage: the zeolite powder 34% after activation, the concave convex rod potter's clay powder 20% with air purification function, DDAO 5%, cocounut oil acyl diethanol amine 2%, silicones polyethers emulsion 1% and water 38%; The production method of zeolite compound foaming agent paste: will stir in zeolite compound foaming agent paste batching input low-speed mixer, the speed of mixer is controlled at 650～750 revs/min, mixing time is controlled at 5 minutes, is zeolite compound foaming agent paste after stirring.
At construction site, directly with cross recessed countersunk head tapping screw 7, zeolite environment friendly acoustical absorption plate 1 is arranged on the metope 8 of building.
Claims (1)
1. a zeolite environment friendly acoustical absorption plate, is characterized in that, zeolite environment friendly acoustical absorption plate is a kind of rectangular plate-shaped body, built-in frame and zeolite compound foaming agent, consists of, and is designed with 4～32 short steel pipes in built-in frame; Built-in frame is lain on mould, after short steel pipes in built-in frame inserts column, adopt zeolite compound foaming agent to be cast in built-in frame periphery, built-in frame is zeolite environment friendly acoustical absorption boards half-finished product after being embedded in the inside of zeolite compound foaming agent completely; After the standing curing processing of 1～7 day, zeolite environment friendly acoustical absorption boards half-finished product is taken out from mould, be transported to roasting in tunnel cave, sintering temperature is controlled at 450～750 ℃, roasting time is controlled at 3～8 hours, is packaged as zeolite environment friendly acoustical absorption board finished product after cooling;
Described zeolite compound foaming agent batching is comprised of following component by weight percentage: zeolite compound foaming agent paste 35～85%, hydrogen peroxide 2～35%, polyether modified silicon oil 0.001～5% and water 1～45%; The production method of zeolite compound foaming agent: will stir in zeolite compound foaming agent batching input homogenizer, the speed of mixer is controlled at 1400～1800 revs/min, mixing time is controlled at 2～30 minutes, is zeolite compound foaming agent after stirring;
Described zeolite compound foaming agent paste batching is comprised of following component by weight percentage: the zeolite powder 15～55% after activation, the concave convex rod potter's clay powder 5～45% with air purification function, DDAO 0.01～25%, cocounut oil acyl diethanol amine 0.01～20%, silicones polyethers emulsion 0.01～5% and water 5～55%; The production method of zeolite compound foaming agent paste: will stir in zeolite compound foaming agent paste batching input low-speed mixer, the speed of mixer is controlled at 600～800 revs/min, mixing time is controlled at 2～20 minutes, is zeolite compound foaming agent paste after stirring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201310475251.0A CN103556723A (en) | 2013-10-13 | 2013-10-13 | Environmental-friendly zeolite acoustic board |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310475251.0A CN103556723A (en) | 2013-10-13 | 2013-10-13 | Environmental-friendly zeolite acoustic board |
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| CN103556723A true CN103556723A (en) | 2014-02-05 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017005222A1 (en) * | 2015-07-03 | 2017-01-12 | 歌尔股份有限公司 | Sound-absorbing material, sound-absorbing particle and speaker module manufacturing process, particle and module |
| US9691371B1 (en) | 2015-12-18 | 2017-06-27 | Bose Corporation | Air adsorbing and sound absorbing structure |
| US10099424B2 (en) | 2015-12-18 | 2018-10-16 | Bose Corporation | Air adsorbing and sound absorbing structure |
| CN112742167A (en) * | 2021-01-08 | 2021-05-04 | 李长松 | Device for improving ecological environment of cave and preparation method thereof |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2017005222A1 (en) * | 2015-07-03 | 2017-01-12 | 歌尔股份有限公司 | Sound-absorbing material, sound-absorbing particle and speaker module manufacturing process, particle and module |
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| CN112742167B (en) * | 2021-01-08 | 2022-12-02 | 李长松 | Device for improving ecological environment of cave and preparation method thereof |
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Application publication date: 20140205 |