CN107914332A - A kind of prefabricated exposed aggregate finish wallboard and preparation method thereof - Google Patents
A kind of prefabricated exposed aggregate finish wallboard and preparation method thereof Download PDFInfo
- Publication number
- CN107914332A CN107914332A CN201610881399.8A CN201610881399A CN107914332A CN 107914332 A CN107914332 A CN 107914332A CN 201610881399 A CN201610881399 A CN 201610881399A CN 107914332 A CN107914332 A CN 107914332A
- Authority
- CN
- China
- Prior art keywords
- concrete
- prefabricated
- finish
- aggregate
- exposed aggregate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B1/00—Producing shaped prefabricated articles from the material
- B28B1/08—Producing shaped prefabricated articles from the material by vibrating or jolting
- B28B1/087—Producing shaped prefabricated articles from the material by vibrating or jolting by means acting on the mould ; Fixation thereof to the mould
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B11/00—Apparatus or processes for treating or working the shaped or preshaped articles
- B28B11/002—Apparatus for washing concrete for decorative purposes or similar surface treatments for exposing the texture
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B11/00—Apparatus or processes for treating or working the shaped or preshaped articles
- B28B11/24—Apparatus or processes for treating or working the shaped or preshaped articles for curing, setting or hardening
- B28B11/245—Curing concrete articles
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
- E04C2/02—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials
- E04C2/04—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of concrete or other stone-like material; of asbestos cement; of cement and other mineral fibres
- E04C2/044—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of concrete or other stone-like material; of asbestos cement; of cement and other mineral fibres of concrete
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
- E04C2/02—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials
- E04C2/04—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of concrete or other stone-like material; of asbestos cement; of cement and other mineral fibres
- E04C2/06—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of concrete or other stone-like material; of asbestos cement; of cement and other mineral fibres reinforced
Abstract
A kind of prefabricated exposed aggregate finish concrete panel and preparation method thereof is disclosed herein, according to the process of traditional precast concrete wall panel, the paint surfaces retarder 3 in facing contact template 4, facing layer concrete 2 and structural concrete 1 are poured respectively, demoulded after maintenance, then the cementitious material of 2 weak condensation of finish coat is washed away with giant, uniformly exposes stone decorative layer, realize the decorative effect of granitic plaster.This method convenient can be realized on traditional precast concrete wall panel production line, particularly useful for making prefabricated housing industrialization decoration integration wallboard.
Description
Technical field
The present invention relates to a kind of wallboard of prefabricated exposed aggregate finish and preparation method thereof, belong to building field concrete panel
Prefabricated components preparing technical field.
Technical background
Concrete is the most large material of modern architecture, is widely used in cast-in-place concrete structure and prefabricated components.Companion
With the development of housing industry technology, precast concrete wall panel becomes assembled-type house one of main component.Either hold
Reconstruct part or non-bearing suspension member, concrete material become preferred material.For the decoration for allowing prefabricated panel surface to reach certain
Effect, generally using primary colors shimizu finish, ceramic tile or stone material is counter beats facing and external coating exterior coating.Shimizu finish is normal
Mode, but color is single, surface color differs greatly, using showing slightly dull in residential housing.Ceramic tile or stone material are anti-
It is the main technique for increasing decorative effect to beat, but complex process, cost are higher.Exposed aggregate finish is concrete exterior wall decoration
One kind of technique, since it uses the natural color of aggregate and shape, as decorative cover, decorative effect durability is good, and color is optional
Selecting property and designability are strong, and cost is low, are the outstanding selections of concrete exterior wall decoration.But traditional granitic plaster technique is
Decorative layer is spread in surface of wall, when cementitious material close to high pressure water washing during initial set, efficiency is low, and the operating time should not be controlled
System, and should not operate in precast concrete, can not disposal molding, on precast concrete facing not yet
Using.
The present invention is to realize exposed aggregate finish effect on precast concrete wall panel surface, is developed a kind of quick feasible
Prefabricated exposed aggregate finish wallboard and its preparation process.The invention can be in the technique or assembly line of conventional precast concrete wall panel
On, by increasing the mode of template paint surfaces retarder, finish coat and structure layer concrete, which successively pour, to vibrate, according to normal
After program maintenance, form removal, utilizes deferred action of the surface retarders to cementitious materials such as the cement of finish coat so that top layer is several micro-
The cementitious material rate of set of rice to ten thickness of several millimetres is slack-off, and matrix strength has reached after form removal when requiring, and uses high pressure water
Rifle washes away the low intensive slow setting layer in surface, allows the aggregate of design to expose, and forms decorative effect, and exposed aggregate exists
Form firm solidification on matrix to bond, its decorative effect passes through the kind of aggregate, color, particle size, the group of ratio
Design and the kind and depth of interaction of surface retarders are closed, forms various three-dimensional decorative effect.The process can be
On the basis of conventional precasting process, increase high pressure water washing technique and wastewater recovery processing technique, you can form large-scale production.
The content of the invention
The object of the present invention is to provide a kind of prefabricated exposed aggregate finish concrete panel and its manufacture craft.Using routine
Concrete prefabricated wallboard is poured, is molded, maintaining process, is coated in advance in template using surface retarders, is acted on decorative layer coagulation
On soil, after room temperature conserves or heats maintenance, not solidified finish coat is washed away using high pressure water, forms exposed aggregate finish effect
Fruit.The technique, which solves traditional granitic plaster, to be needed in the pre-hardening technique for carrying out water brush initial stage of concrete surface, and also solving cannot
The problem of primary concreting shaping exposed aggregate finish on precast concrete wall panel surface.The technique uses surface retarders technology,
Realize the purpose that prefabricated exposed aggregate finish wallboard is convenient and efficient, performance is stable, pattern can be designed, gone into operation rapidly.The technique is special
Not Shi He the required prefabricated panel with exposed aggregate finish effect of housing industrialization manufacture.
The technical solution adopted by the present invention is as follows：
A kind of prefabricated exposed aggregate finish wallboard and preparation method thereof, its preparation method is characterized in that：In advance by surface slow setting
Then agent brushing, generally in bottom surface, also can pour designed granitic plaster in the template that exposed aggregate finish contacts in side
Finished concrete layer, casting concrete structure sheaf, then vibration compacting again after vibrating, then the progress room temperature maintenance of band mould or heating
Maintenance, after maintenance, template of dismantling, the cementitious material for not solidified finish coat completely using high pressure water is rinsed out, uniformly sudden and violent
Expose facing aggregate, forming surface has the precast concrete wall panel of dew stone decorative layer.
It is as follows for this prefabricated exposed aggregate finish concrete panel preparation method, its specific material selection and step：
1st, refer to using concrete prefabricated match somebody with somebody in factory according to prefabricated exposed aggregate finish concrete panel described above
Muscle or not arrangement of reinforcement have concrete panel of the surface exposure aggregate as architectural surface, may be used as Side fascia, it can also be used to
Lining.
2nd, according to concrete surface retarders described above, its Chemical composition that includes at least one cement set retarding active
Component, the component are dispersed in vegetable oil either its derivative, animal oil or its derivative or this kind of oily or derivative
In mixture, it is contacted with fresh concrete, realizes cement retardative, the effect for delaying solidification intensity to increase, easy to follow-up water brush
Remove.
3rd, according to exposed aggregate finish layer described above, made using natural or artificial one or more kinds of aggregates
To gather materials, the concrete that is prepared according to a certain ratio with cementitious materials such as cement, its form it is consistent with structure layer concrete or
It is inconsistent.
4th, refer to conserve or heat maintenance at normal temperatures according to precast concrete wall panel care environments described above, support
Protect the time when 2 is small -240 it is small when.
5th, referred to spray covering of the fan shape using equipment such as high-pressure injection hydraulic giants according to high pressure water flushing dataller's skill described above
High pressure water is acted in decoration aspect, is washed away the cementitious material not solidified completely, is allowed aggregate to expose, and forms decorative layer.It can
Using manual operation or mechanical hand program control operation.
The advantage of the invention is that：
1st, brushed in advance on mould using concrete surface retarders, according to conventional program pour facing layer concrete and
Structural concrete, washes away surface retarders active layer with high pressure water again after maintenance, realizes exposed aggregate finish effect, technique is just
Victory, program is simple, and effect is good.
2nd, this method is suitable for all precast concrete wall panel techniques, and only increasing high pressure water washing process just can be real
Existing, investment is small, and application technology is strong.
3rd, this method can prepare the precast concrete wall panel of a variety of exposed aggregate finish effects, and it is pre- to enrich housing industrialization
The artistic effect of wallboard processed.
For above-described embodiment only to illustrate the technical concepts and features of the present invention, its object is to allow be familiar with technique
Personage can understand present disclosure and implement according to this, and it is not intended to limit the scope of the present invention.It is all according to this hair
The equivalent change or modification that bright Spirit Essence is made, should be covered by the protection scope of the present invention.
Brief description of the drawings
Fig. 1 is the sectional view of the present invention, wherein 1 is concrete；2 be concrete casing layer；3 be surface slow setting
Agent；4 be template.
Fig. 2 is the side view of the present invention, wherein 1 is concrete；2 be concrete casing layer.
Embodiment
Below in conjunction with specific embodiment, the invention will be further described：
Embodiment 1：
Template 4 is lain against on shake table, in the uniform paint surfaces retarder 3 in bottom surface, the finished concrete 2 that will be prepared
(proportioning is：P0.425 cement: 3mm-5mm red stones: 1mm-0.5mm quartz sands: water: additive=2: 0.5: 0.5: 0.8:
0.04) it is cast in template 4, thickness 2cm, vibrates 30 seconds, it is quiet to stop 10 minutes, bar-mat reinforcement is put, pours 5cm thickness C30 concrete 1
Jolt ramming, puts 5cm polyurethane thermal insulation boards, and interspersed chaining part, places steel reinforcement cage, pour 20cm thickness C30 concrete 1, jolt ramming is quiet to stop
2 it is small when, under 60 degree it is steam-cured 6 it is small when, cooling, form removal, reversion, bottom surface is upward, wash away surface with giant, by surface not
Solidify and bond cement loosely and the removing of part sand, uniformly expose red stone, form uniform red stone to decorate
The heat preservation decoration integrative Side fascia in face.
Embodiment 2：
Template 4 is lain against on shake table, in the uniform paint surfaces retarder 3 in bottom surface, the finished concrete that will be prepared
2 (proportioning is：P0.425 white cements: the green stones of 5mm-10mm: 1mm-3mm quartz sands: water: additive=2: 0.7: 0.3: 0.8:
0.03) it is cast in template, thickness 2cm, vibrates 30 seconds, it is quiet to stop 10 minutes, steel reinforcement cage is put, pours 20cm thickness C30 concrete
1, jolt ramming, room temperature conserves 3 days, form removal, and reversion is upward by bottom surface, washes away surface with giant, and surface is not solidified and is bonded
Cement and part sand loosely is removed, and uniformly exposes green stone, forms the wall that uniform white background green stone is decorative cover
Plate.
Claims (6)
- A kind of 1. prefabricated exposed aggregate finish wallboard and preparation method thereof, it is characterised in that：Acted on by surface retarders prefabricated Concrete panel decor surface, forms the precast concrete wall panel with granitic plaster decorative effect.Its production method is, in advance By surface retarders brushing in the template that exposed aggregate finish contacts, exposed aggregate finish concrete layer is then poured, after vibrating again Casting concrete structure sheaf, then vibration compacting, are then conserved, using high pressure water that finish coat is incomplete after maintenance The cementitious material of solidification rinses out, and uniformly exposes facing aggregate, and forming surface has the pre-cast concrete walling of dew stone decorative layer Plate.
- 2. prefabricated exposed aggregate finish concrete panel according to claim 1 is characterized by：Using concrete prefabricated technique The arrangement of reinforcement of preparation or not arrangement of reinforcement have concrete panel of the exposure aggregate as architectural surface.
- 3. concrete surface retarders according to claim 1, it is characterised in that：Its Chemical composition that includes at least one Cement set retarding active component, the component are dispersed in vegetable oil either its derivative, animal oil or its derivative or this kind of oil Or in the mixture of derivative, realize cement retardative, the effect for delaying solidification intensity to increase.
- 4. exposed aggregate finish layer according to claim 1, it is characterised in that：Using one or more natural or manufactured aggregates It is consistent or inconsistent with structure layer concrete as concrete aggregate, its composition.
- 5. precast concrete wall panel maintenance according to claim 1, it is characterised in that：It can be room temperature maintenance that it, which is conserved, Can also be heating maintenance, curing time when 2 is small -240 it is small when.
- 6. high pressure water according to claim 1 washes away, it is characterised in that：Using high pressure spray jetting gun-shaped into covering of the fan high pressure water Act in decoration aspect, wash away the cementitious material not solidified completely, allow aggregate to expose, can use manually or mechanical hand is grasped Make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610881399.8A CN107914332A (en) | 2016-10-10 | 2016-10-10 | A kind of prefabricated exposed aggregate finish wallboard and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610881399.8A CN107914332A (en) | 2016-10-10 | 2016-10-10 | A kind of prefabricated exposed aggregate finish wallboard and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107914332A true CN107914332A (en) | 2018-04-17 |
Family
ID=61892265
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610881399.8A Pending CN107914332A (en) | 2016-10-10 | 2016-10-10 | A kind of prefabricated exposed aggregate finish wallboard and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107914332A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109503091A (en) * | 2019-01-15 | 2019-03-22 | 北京市市政工程研究院 | A kind of water stone-washing brick and preparation method thereof and a kind of washing stone walling body |
| CN110405911A (en) * | 2019-06-27 | 2019-11-05 | 上海鼎中新材料有限公司 | Undisguised material trailing is rinsed in the positive negative sense slow setting cooperation of concrete surface |
| CN110733102A (en) * | 2019-10-09 | 2020-01-31 | 安徽汇辽新型装饰材料有限公司 | method for exposing aggregate by using decorative panel of ultrahigh-pressure water gun |
| CN110815542A (en) * | 2019-11-08 | 2020-02-21 | 东南大学 | Construction process for prefabricated artificial wet brushed stone concrete handrail |
Citations (4)
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| CN1871320A (en) * | 2003-10-20 | 2006-11-29 | 格雷斯公司 | Concrete surface retarders |
| CN102704643A (en) * | 2012-06-20 | 2012-10-03 | 中国十七冶集团有限公司 | Manufacturing method for rinsing exposed aggregate colorful concrete external-hung wallboard |
| CN103452320A (en) * | 2013-09-05 | 2013-12-18 | 中铁上海工程局有限公司 | Concrete dabbing construction method |
| CN104446642A (en) * | 2014-12-03 | 2015-03-25 | 中国二十二冶集团有限公司 | Smeared concrete surface retarder and application method thereof |
-
2016
- 2016-10-10 CN CN201610881399.8A patent/CN107914332A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1871320A (en) * | 2003-10-20 | 2006-11-29 | 格雷斯公司 | Concrete surface retarders |
| CN102704643A (en) * | 2012-06-20 | 2012-10-03 | 中国十七冶集团有限公司 | Manufacturing method for rinsing exposed aggregate colorful concrete external-hung wallboard |
| CN103452320A (en) * | 2013-09-05 | 2013-12-18 | 中铁上海工程局有限公司 | Concrete dabbing construction method |
| CN104446642A (en) * | 2014-12-03 | 2015-03-25 | 中国二十二冶集团有限公司 | Smeared concrete surface retarder and application method thereof |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109503091A (en) * | 2019-01-15 | 2019-03-22 | 北京市市政工程研究院 | A kind of water stone-washing brick and preparation method thereof and a kind of washing stone walling body |
| CN109503091B (en) * | 2019-01-15 | 2021-07-13 | 北京市市政工程研究院 | Water-washed stone brick, preparation method thereof and water-washed stone wall |
| CN110405911A (en) * | 2019-06-27 | 2019-11-05 | 上海鼎中新材料有限公司 | Undisguised material trailing is rinsed in the positive negative sense slow setting cooperation of concrete surface |
| CN110405911B (en) * | 2019-06-27 | 2024-03-01 | 上海鼎中新材料有限公司 | Method for decorating exposed bone material by combining positive and negative retarding and flushing on concrete surface |
| CN110733102A (en) * | 2019-10-09 | 2020-01-31 | 安徽汇辽新型装饰材料有限公司 | method for exposing aggregate by using decorative panel of ultrahigh-pressure water gun |
| CN110733102B (en) * | 2019-10-09 | 2021-11-12 | 安徽汇辽新型装饰材料有限公司 | Method for exposing aggregate by using decorative panel of ultrahigh-pressure water gun |
| CN110815542A (en) * | 2019-11-08 | 2020-02-21 | 东南大学 | Construction process for prefabricated artificial wet brushed stone concrete handrail |
| CN110815542B (en) * | 2019-11-08 | 2021-07-13 | 东南大学 | Construction process for prefabricated artificial wet brushed stone concrete handrail |
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Application publication date: 20180417 |
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