CN1323987C - Construction material for ground surface layer using fired clay - Google Patents
Construction material for ground surface layer using fired clay Download PDFInfo
- Publication number
- CN1323987C CN1323987C CNB2004100640146A CN200410064014A CN1323987C CN 1323987 C CN1323987 C CN 1323987C CN B2004100640146 A CNB2004100640146 A CN B2004100640146A CN 200410064014 A CN200410064014 A CN 200410064014A CN 1323987 C CN1323987 C CN 1323987C
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- CN
- China
- Prior art keywords
- soil
- calcined
- calcined earth
- weight
- top layer
- 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.)
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Classifications
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K17/00—Soil-conditioning materials or soil-stabilising materials
- C09K17/02—Soil-conditioning materials or soil-stabilising materials containing inorganic compounds only
- C09K17/06—Calcium compounds, e.g. lime
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C13/00—Pavings or foundations specially adapted for playgrounds or sports grounds; Drainage, irrigation or heating of sports grounds
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Road Paving Structures (AREA)
Abstract
A construction material using a fired clay is provided to be used as a construction material for ground surface layer so that the change of the surface can be decreased and draining can be improved. The construction material for ground surface layer is characterized by using a fired clay. In particular, the fired clay is obtained by mixing at least two materials selected from (a) a material obtained by drying and firing a natural clay containing up to 10% of iron at the temperature of 100 to 900 deg.C, (b) a material obtained by firing the natural clay at the temperature of 900 to 1100 deg.C and (c) a material obtained by firing the natural clay at the temperature of 1100 to 1600 deg.C, in the ratio of 90% or less, and then grinding the mixture into a particle having a diameter less than 4.76 mm.
Description
Technical field
The present invention relates to a kind of playground top layer material of construction that has disparity items to require to suitable intensity, elasticity and sliding properties, in more detail, the present invention relates to a kind of playground top layer material of construction that uses porous mixed calcining soil, this porous mixed calcining soil is to make by the calcined earth that obtains under different calcining temperatures being mixed, pulverizing.
Background technology
The playground skin-material that tradition is used is the material that the soil of loess (clay) or frosted soil state of nature such as (sandy soils) is selected, mixed and obtains, yet, its shortcoming is: owing to rain, snow etc., in case the water-content of soil changes, the state on playground top layer can great changes will take place, is difficult to long-time use.
On the other hand, the shortcoming of chemical productss such as most recently used artificial turf, urethane, rubber, acrylic latex is: not only lay the expense height, and, because frictional force, and can not slide, bring bigger burden to human body, injured is dangerous high.
In addition, mainly use stone flour or under specified temp the top layer of incinerating calcined earth, exists because a little less than the interparticle bonding force, thereby cause the bad problem of hard solidity, and it is low and make the variation important disadvantages of top layer state to have moisture-retaining capacity.
Summary of the invention
Therefore, in order to address the above problem, the 1st purpose of the present invention is: make a kind of skin-material, even because rainfall causes the water-content on top layer to increase, the state on top layer also changes hardly, and can use immediately after the rainfall.
The 2nd purpose of the present invention is: sliding properties and the hardness of guaranteeing to be suitable for the disparity items motion feature.
The 3rd purpose of the present invention is: make that hard state is even admittedly, and repair easily.
The 4th purpose of the present invention is: improve drainage performance.
The 5th purpose of the present invention is: visual aesthetic feeling is provided, by reducing luminous reflectance, can carries out comfortable match.
For reaching above-mentioned purpose, the inventor studies, found that: make porous mixed calcining soil under different calcining temperatures by the calcined earth that obtains being mixed, pulverizing, the top layer of building playground if use the above-mentioned mixed calcining soil that obtains, the variation on top layer reduces, enhancings such as drainage performance, thus the present invention finished.
Therefore, according to the present invention, a kind of playground top layer material of construction that uses calcined earth is provided, it contains mixed calcining soil, this mixed calcining soil is to make according to the following step: with calcined earth (a), calcined earth (b) and calcined earth (c) mix and obtain mixture, and make any composition in these compositions content 10 weight % or more than, then described mixture is ground into 4.76mm or following particle and makes mixed calcining soil, wherein said calcined earth (a) under 100 ℃-900 ℃ temperature with iron content at 10 weight % or following natural soil carries out drying or calcining obtains, described calcined earth (b) is calcined iron content under 900 ℃-1100 ℃ temperature and is obtained at 10 weight % or following natural soil, and described calcined earth (c) is under 1100 ℃-1600 ℃ temperature, iron content is calcined at 10 weight % or following natural soil obtain.
According to above-mentioned the present invention, use a kind of mixed calcining soil that meets motion feature that granularity is adjusted to, this mixed calcining soil is to make according to the following step: with calcined earth (a), calcined earth (b) and calcined earth (c) mix and obtain mixture, and make any composition in these compositions content 10 weight % or more than, then described mixture is ground into 4.76mm or following particle and makes mixed calcining soil, wherein said calcined earth (a) under 100 ℃-900 ℃ temperature with iron content at 10 weight % or following natural soil carries out drying or calcining obtains, described calcined earth (b) is calcined iron content under 900 ℃-1100 ℃ temperature and is obtained at 10 weight % or following natural soil, and described calcined earth (c) is under 1100 ℃-1600 ℃ temperature, iron content is calcined at 10 weight % or following natural soil obtain.Because the high strength of materials height of calcination temperature, the material that calcining temperature is low has plasticity when moisture, and plays the effect of tackiness agent, therefore can improve the hard solidity and the stability on top layer.
In addition, calcined earth forms porous by calcining, dehydration, owing to being by the incinerating state, so even during rainfall, the variation of intensity can not take place yet and keep original performance, although the water-content on top layer increases, drainage also can be excellent, therefore, can use immediately after rainfall.
In addition, when the present invention uses when mixing nature soil in calcined earth, owing to can guarantee to obtain to meet the sliding and the hardness of disparity items motion feature, therefore, can meet the disparity items motion feature and use.
In addition, contain iron powder in the natural soil of the present invention, so when it was calcined, iron powder became iron protoxide, and present redness, thereby bring visual aesthetic feeling, can also reduce reflection of light simultaneously, the top layer that can carry out comfortable match so just is provided.
Embodiment
Below, the present invention will be described in more detail.
The mixed calcining soil (S) that is used for the playground material of construction of the present invention is under 1600 ℃ or following three temperature, to iron content be 10% or the following more natural soil such as loess of clay component calcine, and the calcined earth that calcining temperature is different is ground into the material of 4.76mm or following granularity, therefore, this mixed calcining soil contains dispersive, varigrained particle.Surpassing incinerating calcined earth under 1600 ℃ the high temperature, its hardness height, but be not suitable for, for the high soil of starting material medium sand component content,, do not show the natural characteristics of calcined earth even after the calcining yet, therefore be not suitable for.In addition, the soil naturally as the raw material of calcined earth is fit to select for use the content of clay and silt at 50 weight % or above soil.
Mixed calcining soil of the present invention (S) be by will be under 100 ℃-900 ℃ temperature dry or calcined earth (a) that calcining obtains, the calcined earth (b) that obtains at 900 ℃-1100 ℃ temperature lower calcinations and mix at the calcined earth (c) that 1200 ℃-1600 ℃ temperature lower calcination obtains constitute, and be that 10 weight % or above mode are mixed and constituted according to making wherein arbitrary composition.In mixed calcining soil (S), be lower than 10 weight % as if the arbitrary composition in calcined earth (a), calcined earth (b), the calcined earth (c), the hard solidity and the stability that contain the playground skin-material of this mixed calcining soil can be bad.In mixed calcining soil (S), the preferred proportioning of calcined earth (a), calcined earth (b), calcined earth (c) is the ratio that makes that the quantity of every kind of calcined earth equates substantially.
In addition, after every kind of calcined earth can being mixed, be ground into predetermined granularity again, thereby prepare above-mentioned mixed calcining soil (S), or after every kind of calcined earth is ground into predetermined granularity, mix again and prepare, more preferably be prepared by the former method.
Among the present invention, according to the difference of calcining temperature, hardness is also different, therefore, by mixing the material of different calcination temperatures, it is easy that the adjusting of the granularity after the pulverizing becomes, so, can mix the calcined earth (a, b, c) that obtains under the different calcination temperatures and come into operation.The relative so cryogenic calcined earth with calcined earth (b) of calcined earth (a) has plasticity owing to moisture, so between the high rigidity particle of high-temperature calcination soil (c), has played the effect of tackiness agent, thereby improves the hard solidity and the stability on top layer.
In order to make it satisfy required hardness of multiple use and drainage performance etc., can in the material of construction of playground of the present invention top layer, can contain the calcium oxide or the lime carbonate of 0.1-10 weight part with respect to the above-mentioned mixed calcining soil (S) of 100 weight parts.Calcium oxide can and soil in moisture in conjunction with and cause pozzolanic reaction, thereby increase intensity and weather resistance, when hydration reaction, volume can expand 50% or more than, carry out compacting effort then, can increase intensity and stability.In addition, the white lime that generates by hydration combines with carbon dioxide in air and generates lime carbonate, thereby makes the top layer densification that becomes.
In the material of construction of top layer of the present invention, when the mixed calcining soil (S) of per relatively 100 weight parts of proportioning of above-mentioned calcium cpd surpasses 10 weight parts, because when drying, the material of the cement concrete formula that formation becomes really up to the mark, make sports feel variation, it is big that injured danger becomes, when being less than 0.1 weight part, by cooperating effect improved the tailing off that produces.
In addition, in the present invention, be the ratio of 0.1-3 weight part with calcined earth (S) with respect to 100 weight parts, add as alkali metal chloride the sodium-chlor or the alkaline earth metal chloride as calcium chloride.Above-mentioned muriate can increase moisture retention owing to be the material of deliquescence, prevents to endure cold the multiplication that has effect owing to the porousness and the drainage of calcined earth by hydration heat.In addition, because moisture retention can keep boldness russet for a long time.In the material of construction of top layer of the present invention, when muriatic proportioning surpasses 3 weight parts, because its deliquescence, the top layer can be contained a lot of moisture and hard effect is admittedly reduced, pollution to ball or footwear can become big, when cooperating with amount less than 0.1 weight part, effect improved the tailing off that produces by cooperation.
Among the present invention, being the ratio of 100-300 weight part, cooperate loess, frosted soil etc. native naturally and come into operation, be suitable for building ball park and football field with respect to 100 weight part calcined earths (S).Even because the shoe tack that uses in baseball or the football match causes damage to the top layer, by the keying action of soil naturally, can improve restorable ability, by reducing friction, can reduce slip or injured danger when tackling.
Present redness owing in calcination process, being oxidized to iron protoxide as the iron powder in the natural soil of raw material, therefore, with natural soil phase ratio, be used for calcined earth of the present invention and have visual superiority, and reduced luminous reflectance, for spectators and player provide comfort, form porous by the planar water that under 600 ℃ or above temperature, removes grogs in the calcination process, can increase the moisture retention in the particle, make the situation of playground keep stable.In the present invention, soil is calcined, the intensity of grogs increases with calcining temperature, contain water section even form, owing to be sintering state, therefore, do not have the variation of character and state, intensity does not reduce yet, thereby can use playground after rainfall immediately.
As the vermiculite of a kind of clay mineral in the natural soil,, can expand 6-20 times, thereby increase humidity-holding effect in addition, can make good binding between the particle by 800 ℃ or above calcining.
In the present invention, in order to obtain hardness and stability, preferably in the scope of following table 1, granularity is regulated by suitable sclerosis.
[table 1]
| Screen cloth numbering (No) | Specification (mm) | Percent of pass (%) |
| 4 | 4.76 | 100 |
| 10 | 2.00 | 100-70 |
| 20 | 0.85 | 98-50 |
| 40 | 0.40 | 90-40 |
| 60 | 0.25 | 75-25 |
| 100 | 0.15 | 55-15 |
| 200 | 0.07 | 40-10 |
In addition, preferably the ratio of coarse particle and fine particle is regulated according to the sports characteristic.Following table 2 has represented to be suitable for the ratio of the fine particle in various competition fields.
[table 2]
| Screen cloth numbering (No) | Baseball, football field (weight part) | Tennis court (weight part) | Basketball court (weight part) |
| 4 | 100 | 100 | 100 |
| 10 | 100 | 100 | 90 |
| 20 | 95 | 70 | 65 |
| 40 | 85 | 60 | 50 |
| 60 | 65 | 50 | 45 |
| 100 | 45 | 40 | 35 |
| 200 | 25 | 35 | 30 |
The dancing competition area that need resemble the ball of the such exquisiteness of tennis are by increasing atomic content, and the stability on raising top layer, baseball, the pitch is by improving the content of the small-particle in 2mm or the following particle, with the resistivity of raising to spikes, thereby reduce injured danger, basketball court is by increasing the content of coarse particle, with the raising weather resistance, thereby improve the convenience of maintenance management.
Claims (5)
1. playground top layer material of construction that uses calcined earth, it contains mixed calcining soil, this mixed calcining soil is to make according to the following step: with calcined earth (a), calcined earth (b) and calcined earth (c) mix and obtain mixture, and make any composition in these compositions content 10 weight % or more than, then described mixture is ground into 4.76mm or following particle and makes mixed calcining soil, wherein said calcined earth (a) under 100 ℃-900 ℃ temperature with iron content at 10 weight % or following natural soil carries out drying or calcining obtains, described calcined earth (b) is calcined iron content under 900 ℃-1100 ℃ temperature and is obtained at 10 weight % or following natural soil, and described calcined earth (c) is under 1100 ℃-1600 ℃ temperature, iron content is calcined at 10 weight % or following natural soil obtain.
2. the playground top layer material of construction of use calcined earth according to claim 1, wherein, the ratio that is the 0.1-10 weight part with the described mixed calcining soil with respect to 100 weight parts contains calcium oxide and/or lime carbonate.
3. the playground top layer material of construction of use calcined earth according to claim 1, wherein, the ratio that is the 0.1-10 weight part with the described mixed calcining soil with respect to 100 weight parts contains nature soil.
4. the playground top layer material of construction of use calcined earth according to claim 1, wherein, the ratio that is the 0.1-3 weight part with the described mixed calcining soil with respect to 100 weight parts contains muriate.
5. the playground top layer material of construction of use calcined earth according to claim 4, wherein, described muriate is calcium chloride and sodium-chlor.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10200351148 | 2003-07-24 | ||
| KR1020030051148A KR20030074516A (en) | 2003-07-24 | 2003-07-24 | Ground construction material with soil burned |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1597625A CN1597625A (en) | 2005-03-23 |
| CN1323987C true CN1323987C (en) | 2007-07-04 |
Family
ID=32227362
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100640146A Expired - Fee Related CN1323987C (en) | 2003-07-24 | 2004-07-23 | Construction material for ground surface layer using fired clay |
Country Status (2)
| Country | Link |
|---|---|
| KR (1) | KR20030074516A (en) |
| CN (1) | CN1323987C (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101451039B1 (en) * | 2013-12-27 | 2014-10-14 | 이종호 | The composition of the functional Masato Playground |
| KR102093663B1 (en) * | 2020-01-10 | 2020-03-27 | 주식회사 플랜에이 | Elastic filler composition for artificial turf containing Ge-lite, elastic filler manufacturing method using the composition and elastic filler prepared by the method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62283887A (en) * | 1986-05-30 | 1987-12-09 | 三菱化学ビーエーエスエフ株式会社 | Manufacture of water-permeable poroys body |
| JPH0372101A (en) * | 1989-08-12 | 1991-03-27 | Aoki Corp | Equipment for sprinkling colored ceramics particle |
| CN1092050A (en) * | 1993-03-04 | 1994-09-14 | 陈赐铨 | Premixed powder product and manufacture method thereof |
| CN1370890A (en) * | 2001-02-20 | 2002-09-25 | 庄裕生 | Environment protecting sports ground |
-
2003
- 2003-07-24 KR KR1020030051148A patent/KR20030074516A/en not_active Application Discontinuation
-
2004
- 2004-07-23 CN CNB2004100640146A patent/CN1323987C/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62283887A (en) * | 1986-05-30 | 1987-12-09 | 三菱化学ビーエーエスエフ株式会社 | Manufacture of water-permeable poroys body |
| JPH0372101A (en) * | 1989-08-12 | 1991-03-27 | Aoki Corp | Equipment for sprinkling colored ceramics particle |
| CN1092050A (en) * | 1993-03-04 | 1994-09-14 | 陈赐铨 | Premixed powder product and manufacture method thereof |
| CN1370890A (en) * | 2001-02-20 | 2002-09-25 | 庄裕生 | Environment protecting sports ground |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20030074516A (en) | 2003-09-19 |
| CN1597625A (en) | 2005-03-23 |
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| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
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Granted publication date: 20070704 Termination date: 20130723 |