CN103556743A - Calcination-free foam acoustic absorption board made of pyroclastic rock - Google Patents

Calcination-free foam acoustic absorption board made of pyroclastic rock Download PDF

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Publication number
CN103556743A
CN103556743A CN201310475400.3A CN201310475400A CN103556743A CN 103556743 A CN103556743 A CN 103556743A CN 201310475400 A CN201310475400 A CN 201310475400A CN 103556743 A CN103556743 A CN 103556743A
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pyroclastic rock
blowing agent
cement
built
frame
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CN103556743B (en
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袁欣
许庆华
许盛英
袁长兵
王迪
蒋文兰
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Wu Xiaochen
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许庆华
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Abstract

The invention discloses a calcination-free foam acoustic absorption board made of pyroclastic rock. The technical scheme mainly includes that a built-in frame is flatly placed on a mould, foaming agents made of pyroclastic rock and cement are poured on the periphery of the built-in frame after short steel tubes in the built-in frame are inserted in upright columns, and the built-in frame is completely inlaid inside the foaming agents made of the pyroclastic rock and the cement, is maintained according to a conventional maintenance method for cement products and is packaged to form a finished calcination-free foam acoustic absorption board product made of the pyroclastic rock; the foaming agents made of the pyroclastic rock and the cement comprise raw materials such as the pyroclastic rock, high-viscosity attapulgite clay powder and the cement; the built-in frame and the foaming agents made of the pyroclastic rock and the cement form an integrated body after the foaming agents made of the pyroclastic rock and the cement are solidified, so that the integral strength, the bending resistance and an actual service effect of the calcination-free foam acoustic absorption board made of the pyroclastic rock can be improved. The calcination-free foam acoustic absorption board made of the pyroclastic rock has the advantages that noise pollution can be effectively controlled, and the calcination-free foam acoustic absorption board made of the pyroclastic rock further has heat insulation and air purification functions, and is suitable to be mounted in facilities such as highways, viaducts, urban light rails and subways and in public places.

Description

Unburned pyroclastic rock foaming abatvoix
Technical field
The present invention relates to abatvoix, be specifically related to a kind of unburned pyroclastic rock foaming abatvoix.
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 unburned pyroclastic rock foaming abatvoix is provided.
Unburned pyroclastic rock foaming abatvoix is comprised of pyroclastic rock cement blowing agent and built-in frame, built-in frame is lain on mould, after short steel pipes in built-in frame inserts column, adopt pyroclastic rock cement blowing agent to be cast in built-in frame periphery, built-in frame is embedded in the inside of pyroclastic rock cement blowing agent completely, maintenance is carried out in conventional maintenance process according to cement products, is packaged as unburned pyroclastic rock foaming abatvoix finished product.
Pyroclastic rock is the rock of the transitional type between magma lava and sedimentary rock, the material that wherein more than 50% composition is sprayed by pyroclastic flow forms, these tephres are mainly the lava of premature coagulation on volcano, the rock formation that passage is around burst when volcanic eruption, and pyroclastic rock is cellular.
Attapulgite has another name called palygorskite or Palygorskite, be a kind of layer of chain structure containing Shuifu County's zeopan clay mineral, attapulgite has unique layer chain structure feature, in its structure, there is crystal lattice, therefore contain Na+, Ca2+, Fe3+, the Al3+ of non-quantitative in crystal, crystal is needle-like, fibrous or fiber collection shape.Attapulgite has unique dispersion, high temperature resistant, the anti-good colloidal nature such as saline and alkaline and higher adsorption capacity, and has certain plasticity and adhesion stress.
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.
Lauryl sodium sulfate is white or faint yellow powdery, water-soluble, insensitive to alkali and hard water, has decontamination, emulsification and excellent foaming power, is a kind of nontoxic anion surfactant; When powdery pyroclastic rock blowing agent and water mix, a large amount of bubble of the common generation of lauryl sodium sulfate and SODIUM PERCARBONATE.
SODIUM PERCARBONATE is a kind of inorganic salts, and the particulate powder that is white in color can be decomposed rapidly after SODIUM PERCARBONATE contacts with water, discharges a large amount of oxygen.
Sodium Polyacrylate is a kind of new functional macromolecule material, for white or buff powder, be dissolved in cold water, stable to variations in temperature, be a kind of surfactant with multiple property, be conducive in the present invention improve the effect of the thickening, foaming of powdery pyroclastic rock blowing agent, stable, emulsification, dispersion, bonding, film forming and water conservation.
Sodium pyrophosphate is a kind of water white transparency crystallization or white crystalline powder, soluble in water, in the present invention as dispersing agent and emulsifier.
Poly-naphthaldehyde sulfonate sodium is brown or dark-brown powder, and soluble in water, acidproof, alkaline-resisting, resistance to hard water, has good diffusivity; When powdery pyroclastic rock blowing agent and water mix, generate a large amount of bubbles, it is more even that sodium pyrophosphate and poly-naphthaldehyde sulfonate sodium are conducive to the bubble distribution of generation.
Cement selection portland cement.
The present invention is achieved by following technical proposals:
Unburned pyroclastic rock foaming abatvoix is a kind of rectangular plate-shaped body, by pyroclastic rock cement blowing agent and built-in frame, formed, in built-in frame, be designed with 4~32 short steel pipes, the endoporus of short steel pipes is the installing hole of unburned pyroclastic rock foaming abatvoix; Built-in frame is lain on mould, after short steel pipes in built-in frame inserts column, adopt pyroclastic rock cement blowing agent to be cast in built-in frame periphery, the inside that built-in frame is embedded in pyroclastic rock cement blowing agent is completely unburned pyroclastic rock foaming abatvoix semiproduct; After standing curing processing, unburned pyroclastic rock foaming abatvoix semiproduct are taken out from mould, according to the conventional maintenance process of cement products, carry out maintenance, be packaged as unburned pyroclastic rock foaming abatvoix finished product.
Pyroclastic rock cement blowing agent batching is comprised of following component by weight percentage: powdery pyroclastic rock blowing agent 25~65%, cement 5~30% and water 20~65%; The preparation method of pyroclastic rock cement blowing agent: the batching of pyroclastic rock cement blowing agent is added in foaming mixer and stirred as paste pyroclastic rock cement blowing agent;
Powdery pyroclastic rock blowing agent batching is comprised of following component by weight percentage: pyroclastic rock 15~45%, high sticky Concave-convex clay rod powder 5~20%, lauryl sodium sulfate 1~35%, SODIUM PERCARBONATE 1~25%, Sodium Polyacrylate 0.01~5%, sodium pyrophosphate 0.01~5% and poly-naphthaldehyde sulfonate sodium 0.01~5%; The production method of powdery pyroclastic rock blowing agent: will powdery pyroclastic rock blowing agent stir in batching input mixer, input after stirring and be processed as powdery pyroclastic rock blowing agent, grain fineness≤0.074 millimeter in grinding machine;
Powdery pyroclastic rock blowing agent has been applied for patent of invention, China Patent Publication No.: CN 103274630A, open day: on 09 04th, 2013.
The sticky Concave-convex clay rod of described height is the Concave-convex clay rod that adopts the processing technology production that improves viscosity of attapulgite clay, it is characterized in that, and from the Concave-convex clay rod of mining area exploitation, need to be through the weathering of 30~120 days; Modification processing method is: calculate by weight percentage, get the Concave-convex clay rod 94~98% after weathering, evenly add 2~6% sodium carbonate, jointly input in fermentation vat, add clear water to soak ageing, soak time is 72~120 hours; Get the Concave-convex clay rod after immersion, in input mixer, stir, and by the Concave-convex clay rod after stirring, through extruder, be extruded into thin slice, its THICKNESS CONTROL is at 0.5~2 millimeter, by Concave-convex clay rod thin slice, carry out airing, the Concave-convex clay rod thin slice after airing, its water content≤15%; Batching is calculated by weight percentage: the Concave-convex clay rod 94~98% after airing, high hydroscopic resin 0.5~5% and cellulose 0.5~3%, above-mentioned batching is stirred, and after stirring, input and in grinding machine, carry out abrasive dust, grain fineness≤0.074 millimeter.
Above-mentioned production technology is to adopt " the improving the processing technology of viscosity of attapulgite clay " of being applied on June 20th, 2005 by the inventor, and Chinese patent notice of authorization number is: CN 1317067C, notice of authorization day: on May 23rd, 2007.
Described water content is weight percentage.
Described 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.
Described 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 unburned pyroclastic rock foaming abatvoix, inlayed built-in frame, pyroclastic rock cement blowing agent solidifies a rear and integrated integral body of built-in frame formation, has increased bulk strength, counter-bending ability and the practical effect of unburned pyroclastic rock foaming abatvoix.
Pyroclastic rock cement blowing agent in unburned pyroclastic rock foaming abatvoix has that foaming capacity is strong, coefficient of foaming is high, unit volume bubble production volume large, foam adventitia good toughness is difficult for brokenly, foam stability is good, can be for a long time not froth breaking, the advantage such as foam hole size fine and smooth, that generate in medium is even, bleeding quantity is low and the compatibility of working medium is good.
Unburned pyroclastic rock foaming abatvoix there will not be layering in casting process, and product stripping speed is fast, and finish is good.
Unburned pyroclastic rock foaming abatvoix not only can effectively be controlled noise pollution, the function that is incubated in addition and purifies air.
At construction site, do not need boring, directly with cross recessed countersunk head tapping screw, unburned pyroclastic rock foaming abatvoix is arranged on the metope of building, saving of work and time, can not cause the fragmentation from building wall of unburned pyroclastic rock foaming abatvoix to come off yet.
Unburned pyroclastic rock foaming abatvoix 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 unburned pyroclastic rock foaming abatvoix 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 unburned pyroclastic rock foaming abatvoix.
As shown in the figure: the 1st, unburned pyroclastic rock foaming abatvoix, the 2nd, built-in frame, the 3rd, pyroclastic rock cement blowing 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:
Unburned pyroclastic rock foaming abatvoix is a kind of rectangular plate-shaped body 1, built-in frame 2 and pyroclastic rock cement blowing 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 pyroclastic rock cement blowing agent 3 to be cast in built-in frame 2 peripheries, built-in frame 2 is embedded in behind the inside of pyroclastic rock cement blowing agent 3 completely, is unburned pyroclastic rock foaming abatvoix semiproduct; After standing curing processing, unburned pyroclastic rock foaming abatvoix semiproduct are taken out from mould, according to the conventional maintenance process of cement products, carry out maintenance, be packaged as unburned pyroclastic rock foaming abatvoix finished product.
Pyroclastic rock cement blowing agent batching is comprised of following component by weight percentage: powdery pyroclastic rock blowing agent 43%, cement 15% and water 42%; The preparation method of pyroclastic rock cement blowing agent: the batching of pyroclastic rock cement blowing agent is added in foaming mixer and stirred as paste pyroclastic rock cement blowing agent;
Powdery pyroclastic rock blowing agent batching is comprised of following component by weight percentage: the production method of pyroclastic rock 40%, high sticky Concave-convex clay rod powder 14%, lauryl sodium sulfate 30%, SODIUM PERCARBONATE 14%, Sodium Polyacrylate 0.8%, sodium pyrophosphate 0.6% and poly-naphthaldehyde sulfonate sodium 0.6% powdery pyroclastic rock blowing agent: will in powdery pyroclastic rock blowing agent batching input mixer, stir, after stirring, input and in grinding machine, be processed as powdery pyroclastic rock blowing agent, grain fineness≤0.074 millimeter.
At construction site, directly with cross recessed countersunk head tapping screw 7, unburned pyroclastic rock foaming abatvoix 1 is arranged on the metope 8 of building.

Claims (1)

1. a unburned pyroclastic rock foaming abatvoix, is characterized in that, unburned pyroclastic rock foaming abatvoix is a kind of rectangular plate-shaped body, pyroclastic rock cement blowing agent and built-in frame, 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 pyroclastic rock cement blowing agent to be cast in built-in frame periphery, the inside that built-in frame is embedded in pyroclastic rock cement blowing agent is completely unburned pyroclastic rock foaming abatvoix semiproduct; After standing curing processing, unburned pyroclastic rock foaming abatvoix semiproduct are taken out from mould, according to the conventional maintenance process of cement products, carry out maintenance, be packaged as unburned pyroclastic rock foaming abatvoix finished product;
Described pyroclastic rock cement blowing agent batching is comprised of following component by weight percentage: powdery pyroclastic rock blowing agent 25~65%, cement 5~30% and water 20~65%; The preparation method of pyroclastic rock cement blowing agent: the batching of pyroclastic rock cement blowing agent is added in foaming mixer and stirred as paste pyroclastic rock cement blowing agent;
Described powdery pyroclastic rock blowing agent batching is comprised of following component by weight percentage: pyroclastic rock 15~45%, high sticky Concave-convex clay rod powder 5~20%, lauryl sodium sulfate 1~35%, SODIUM PERCARBONATE 1~25%, Sodium Polyacrylate 0.01~5%, sodium pyrophosphate 0.01~5% and poly-naphthaldehyde sulfonate sodium 0.01~5%; The production method of powdery pyroclastic rock blowing agent: will powdery pyroclastic rock blowing agent stir in batching input mixer, input after stirring and be processed as powdery pyroclastic rock blowing agent, grain fineness≤0.074 millimeter in grinding machine;
The sticky Concave-convex clay rod powder of described height 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.
CN201310475400.3A 2013-10-14 2013-10-14 Calcination-free foam acoustic absorption board made of pyroclastic rock Expired - Fee Related CN103556743B (en)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07315869A (en) * 1994-05-20 1995-12-05 Agency Of Ind Science & Technol Production of hollow glass microsphere
EP1818386A2 (en) * 2005-11-28 2007-08-15 Domenico Pangia Process of regeneration of exhausted vegetable oil
CN101618567A (en) * 2009-08-04 2010-01-06 王建国 Manufacturing method of ecological fire preventing and heat insulating building material
CN102875166A (en) * 2012-09-30 2013-01-16 许庆华 Attapulgite and pyroclastic rock basic clinker powder
CN103274630A (en) * 2013-06-07 2013-09-04 许盛英 Powdery pyroclastic rock foaming agent

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07315869A (en) * 1994-05-20 1995-12-05 Agency Of Ind Science & Technol Production of hollow glass microsphere
EP1818386A2 (en) * 2005-11-28 2007-08-15 Domenico Pangia Process of regeneration of exhausted vegetable oil
CN101618567A (en) * 2009-08-04 2010-01-06 王建国 Manufacturing method of ecological fire preventing and heat insulating building material
CN102875166A (en) * 2012-09-30 2013-01-16 许庆华 Attapulgite and pyroclastic rock basic clinker powder
CN103274630A (en) * 2013-06-07 2013-09-04 许盛英 Powdery pyroclastic rock foaming agent

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Effective date of registration: 20170315

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