CN1272581A - Board base of anti-static movable floor board and its production method - Google Patents
Board base of anti-static movable floor board and its production method Download PDFInfo
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- CN1272581A CN1272581A CN 99100647 CN99100647A CN1272581A CN 1272581 A CN1272581 A CN 1272581A CN 99100647 CN99100647 CN 99100647 CN 99100647 A CN99100647 A CN 99100647A CN 1272581 A CN1272581 A CN 1272581A
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Abstract
The present invention relates to a board base of electrostatic-prevention movable floor board and its production method. The magnesium oxide, magnesium chloride, white cement, glutinous rice flour, and plant chippings or light wt. material are mixed according to a certain ratio, and mixed with water and stirred into pasty slurry material, a half of said pasty slurry material is placed into the mould for making board base as bottom layer, then a reinforcing layer made of bamboo strips is stuck on the above-mentioned bottom layer, and on the reinforcing layer, the other half of pasty slurry material with required weight is placed to form top layer, then the above-mentioned materials are cured, and demoulded so as to obtain the invented board base. As compared with existent technology, its fire-resisting, water-resisting and damp-proof properties are raised, and at the same time it has higher strength.
Description
The present invention relates to a kind of plate base and production method thereof of anti-static movable floor, specifically, the present invention proposes a kind of plate base that the floor of laying on ground, place such as modernized machine room, control centre is required and production method of this plate base of being applicable to.Above-mentioned place generally all is furnished with a large amount of electronic equipments, and along with the renewal of technology, the said equipments such as variation of work also can be changed, increase and decrease or rearrange.For adapting to this needs, people adopt movable floor in above-mentioned place, so that adjust the various circuits of hiding under the floor as required.
In general, for the reliability of guarantee information transmission, require the floor to have the function of antistatic in the above-mentioned place.Over nearly one, 20 year because electronic technology, particularly rapid development of computer technology.Antistatic floor is used widely, has driven the development of corresponding techniques thus.
The movable floor that generally adopt in present above-mentioned place is two kinds substantially.A kind of is to do raw material with cement, as the disclosed concrete antistatic raised floor of Chinese utility model patent CN209843U.The plate base of this concrete antistatic raised floor adopts concrete material to make, and has disposed reinforcing bar and gauze wire cloth in concrete, has also mixed the flyash that accounts for total amount 18% in concrete.Thereby make it have enough mechanical strengths, also improved electric conductivity.But said here mechanical strength only is its initial intensity.In use, concrete is the moisture absorption or have water to infiltrate and make and reinforcing bar and gauze wire cloth generation oxidation reaction steel part is got rusty very easily, and then its mechanical strength is reduced gradually.On the other hand, the armored concrete slab base is with having flame-retarding characteristic, but is difficult for being cut, fitting up difficulty, and the big transportation of its weight is difficult for and is also high to the requirement of the building of being fitted up.Another kind is to do raw material with wood shavings, as the disclosed antistatic raised floor of Chinese utility model patent CN2033836U.This antistatic raised floor is the plate core with the shaving board, adopts melamine antistatic veener and conductive plastics and electrocondution slurry injection mo(u)lding.Because critical piece does not all adopt metalwork, therefore there is not the problem of metal erosion.But this floor very easily makes moist, and can reduce the adhesive strength between wood shavings behind the chance water and make the rotten of wood shavings, causes matrix to become soft and damage.In addition, though shaving board core cutting in light weight, easy, less demanding to building, its fire-resistant intensity is low, and is not fire-retardant.
For this reason, the objective of the invention is to propose a kind of in light weight, fire-retardant, intensity is high and the plate base of waterproof antistatic floor.
For realizing foregoing invention purpose of the present invention, the plate base that the present invention proposes a kind of anti-static movable floor has top layer and bottom, between top layer and bottom, be provided with enhancement Layer, the composition material of described top layer and bottom is mixed by structural materials and light material, and wherein said structural materials is mixed and formed by magnesia, magnesium chloride, white cement, glutinous rice flour.
The scope of the percentage by weight of each composition is in described structural materials: when magnesia 48-54%, magnesium chloride 34-39%, white cement 11-13%, glutinous rice flour 0.3-1%, the plate base of anti-static movable floor has preferable architectural characteristic.And when the percentage by weight of described each composition of structural materials be: when magnesia 50.9%, magnesium chloride 36.4%, white cement 12.1%, glutinous rice flour 0.6%, architectural characteristic the best of the plate base of anti-static movable floor.
Described light material can be a canebreak, for example can be wooden slag, stalk foam or mountain grass foam.The scope of the weight ratio of light material and structural materials is 1 in the described composition material at this moment: 7.5-1: between 10.The weight ratio of light material and structural materials is 1: 7.5 in the preferably described composition material.
Described light material can also be that perlite or foamed plastics substitute canebreak, and the scope of the weight ratio of light material and structural materials was less than 1: 27.5 in this moment described composition material.
Described enhancement Layer is bamboo bar or glass fiber, and described enhancement Layer accounts for the 5-8% of the plate basic weight amount of described anti-static movable floor.Best described enhancement Layer account for described anti-static movable floor plate basic weight amount 6.5%.
The invention allows for a kind of method of producing the plate base of anti-static movable floor, may further comprise the steps:
A. press the predetermined weight ratio with magnesia, magnesium chloride, white cement, glutinous rice flour and lightweight thing
Material is mixed and made into composition material, and adds water and stir into pasty slurry;
B. the described pasty slurry of the required weight of deficiency is inserted in the mould of processing plate base;
C. on the surface of inserting the pasty slurry in the mould, paste enhancement Layer;
D. on enhancement Layer, insert the described pasty slurry of all the other required weight;
E. make the plate base through the demoulding and after solidifying.
The plate base of making after the demoulding and curing also needs through polishing, deburring and polishing technology.
Above-mentioned magnesium chloride is to melt with the warm water more than 20 ℃ at normal temperatures, and transferring rare is that 27-30 uses when spending to severe.
In the above-mentioned a step, water is 17 with the scope of the ratio of composition material: 100-25: 100.Preferably water is 20: 100 with the ratio of composition material.
Above-mentioned b step is preferably inserted the described pasty slurry of half required weight in the mould of processing plate base.
Above-mentioned feature of the present invention makes the plate base of anti-static movable floor of the present invention have radiationless, nontoxic inaction, non-stimulated, free of contamination characteristics, compared with prior art improved fire prevention, waterproof, moistureproof performance, has higher intensity simultaneously.Its surface aesthetic light, but non-slip.The transportation of this plate base, keeping and use are all very convenient, and constructing under various conditions and installing all is easy to.
The present invention is described in further detail with reference to the accompanying drawings and in conjunction with the embodiments below.
Fig. 1 is the three-dimensional view of the plate base of anti-static movable floor of the present invention;
Fig. 2 is the flow chart of the plate base production method of anti-static movable floor of the present invention;
As shown in Figure 1, the plate base 1 of a kind of anti-static movable floor of the present invention has top layer 2 and bottom 3, between top layer 2 and bottom 3, be provided with enhancement Layer 4, wherein said top layer 2 and bottom 3 are mixed by structural materials and light material, and described structural materials is mixed and formed by magnesia, magnesium chloride, white cement, glutinous rice flour.Wherein magnesia combines with magnesium chloride in hydration reaction and accelerates solidification process, and has the effect of the hardness that improves plate base 1.Wherein cement itself has outside the effect of curing, and main in the present invention function is the drying and the moisture absorption.Its purpose is to prevent to reduce sticking strength between plate base 1 and stickup face because of the moisture absorption.Magnesia and magnesium chloride and cement become the very high solid of hardness after aquation is solidified, but it also is very crisp, and it is very easily cracked that this solid is met external force.In the present invention, consider after glutinous rice flour solidifies to have certain toughness, therefore adopt glutinous rice flour to improve the toughness of plate base 1.Experiment showed, that in the structural materials an amount of glutinous rice flour of adding can improve the toughness of structural materials widely, avoids the embrittlement of plate base 1 effectively, and then has improved the application life of plate base 1.
Prove that through inventor's repetition test when the scope of the percentage by weight of each composition in the described structural materials is: when magnesia 48-54%, magnesium chloride 34-39%, white cement 11-13%, glutinous rice flour 0.3-1%, plate base 1 has had suitable architectural characteristic.And the inventor thinks that the percentage by weight at described each composition of structural materials is: when magnesia 50.9%, magnesium chloride 36.4%, white cement 12.1%, glutinous rice flour 0.6%, and architectural characteristic the best of plate base 1.
In the present invention, the effect of light material is the weight of lightened plate floor base 1, tensile stress that in addition can also reinforcement plate base 1.And the effect of enhancement Layer 4 mainly is to be used to improve plate base 1 be parallel to the tensile strength of plate face direction and improve plate base 1 at the shear strength perpendicular to plate face direction.
In one embodiment of the invention, described light material is wooden slag, and obviously, light material is many more in plate base 1, and plate base 1 is also just light more.Yet, if light material will influence the structural strength of plate base 1 too much.The optimum range of inventor's weight ratio of wooden slag and structural materials in testing definite described composition material is 1: 7.5-1: 10.Obviously, in the described composition material weight ratio of wooden slag and structural materials be 1: 7.5 o'clock the most suitable.Described enhancement Layer 4 is to be worked out by the bamboo bar, the bamboo bar account for described anti-static movable floor plate basic weight amount 6.5%.
In another embodiment of the present invention, described light material is a perlite, and the optimum range of the weight ratio of perlite and structural materials is less than 1: 27.5 in the described composition material at this moment.Equally, described enhancement Layer 4 also is to be worked out by the bamboo bar, the bamboo bar account for described anti-static movable floor plate basic weight amount 6.5%.
In above-mentioned first embodiment, wooden slag can be substituted by stalk foam or mountain grass foam can obtain same effect.And perlite also can be substituted by foamed plastics in a second embodiment.
In above-mentioned two embodiment, described enhancement Layer 4 can substitute the bamboo bar by glass fiber.The 5-8% that described enhancement Layer 4 accounts for the plate basic weight amount of described anti-static movable floor all suits.
Referring to Fig. 2, the plate base of above-mentioned anti-static movable floor of the present invention is produced by following steps:
A. press predetermined weight than magnesia, magnesium chloride, white cement, glutinous rice flour and wooden slag are mixed
Merging adds water and stirs into pasty slurry;
B. the described pasty slurry of half required weight is inserted in the mould of processing plate base, become
Be bottom 3;
C. in mould, paste by adding that the bamboo bar is made on the surface of the pasty slurry of formation bottom 3
D. on enhancement Layer 4, insert the described pasty slurry of all the other required weight, constitute
E. make plate base 1 through the demoulding and after solidifying.
Wherein said magnesium chloride melts with the warm water more than 20 ℃ at normal temperatures, and transferring rare is that 27-30 uses when spending to severe.
Because on-mechanical production or because the problem of mould, through the demoulding and the plate base of making after solidifying may can't expire the size, fineness etc. of bamboo designing requirement, therefore may also need through polishing, deburring and polishing step.
Wherein in a step, water is 17 with the scope of the ratio of composition material: 100-25: 100.
Described water is 20: 100 with the ratio of composition material.
Obviously, the above embodiment of the present invention only is for example of the present invention clearly is described, and is not to be qualification to embodiments of the present invention.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description, need not also can't give exhaustive here all embodiments.And conspicuous variation that these spirit of the present invention are amplified out or change still are among protection scope of the present invention.
Claims (15)
1. the plate base of an anti-static movable floor, have top layer and bottom, between top layer and bottom, be provided with enhancement Layer, the composition material that it is characterized in that described top layer and bottom is mixed by structural materials and light material, and described structural materials is mixed and formed by magnesia, magnesium chloride, white cement, glutinous rice flour.
2. the plate base of anti-static movable floor as claimed in claim 1 is characterized in that the scope of the percentage by weight of each composition in the described structural materials is: magnesia 48-54%, magnesium chloride 34-39%, white cement 11-13%, glutinous rice flour 0.3-1%.
3. the plate base of anti-static movable floor as claimed in claim 2 is characterized in that the percentage by weight of described each composition of structural materials is: magnesia 50.9%, magnesium chloride 36.4%, white cement 12.1%, glutinous rice flour 0.6%.
4. the plate base of anti-static movable floor as claimed in claim 1 is characterized in that described light material is a canebreak, and the scope of the weight ratio of light material and structural materials is 1 in the described composition material: 7.5-1: 10.
5. the plate base of anti-static movable floor as claimed in claim 4 is characterized in that the weight ratio of light material and structural materials is 1: 7.5 in the described composition material.
6. as the plate base of claim 4 or 5 described anti-static movable floors, it is characterized in that described canebreak can be wooden slag, stalk foam or mountain grass foam.
7. the plate base of anti-static movable floor as claimed in claim 1 is characterized in that described light material is perlite or foamed plastics, and the scope of the weight ratio of light material and structural materials is less than 1: 27.5 in the described composition material.
8. the plate base of anti-static movable floor as claimed in claim 1 is characterized in that described enhancement Layer is bamboo bar or glass fiber, and described enhancement Layer accounts for the 5-8% of the plate basic weight amount of described anti-static movable floor.
9. the plate base of anti-static movable floor as claimed in claim 8, it is characterized in that described enhancement Layer account for described anti-static movable floor plate basic weight amount 6.5%.
10. a method of producing the plate base of anti-static movable floor is characterized in that
A. be mixed and made into composition material by predetermined weight than with magnesia, magnesium chloride, white cement, glutinous rice flour and light material, and add water and stir into pasty slurry;
B. the described pasty slurry of the required weight of deficiency is inserted in the mould of processing plate base;
C. on the surface of inserting the pasty slurry in the mould, paste enhancement Layer;
D. on enhancement Layer, insert the described pasty slurry of all the other required weight;
E. make the plate base through the demoulding and after solidifying.
11. the method for the plate base of production anti-static movable floor as claimed in claim 10 is characterized in that described magnesium chloride melts with the warm water more than 20 ℃ at normal temperatures, transferring rare is that 27-30 uses when spending to severe.
12. the method for the plate base of production anti-static movable floor as claimed in claim 10 is characterized in that through the demoulding and the plate base of making after solidifying also needs through polishing, deburring and polishing technology.
13. the method for the plate base of production anti-static movable floor as claimed in claim 10 is characterized in that wherein water is 17 with the scope of the ratio of composition material: 100-25: 100 in a step.
14. the method for the plate base of production anti-static movable floor as claimed in claim 13 is characterized in that the described water and the ratio of composition material are 20: 100.
15. the method for the plate base of production anti-static movable floor as claimed in claim 10 is characterized in that wherein the b step is that the described pasty slurry of half required weight is inserted in the mould of processing plate base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99100647 CN1272581A (en) | 1998-03-05 | 1999-02-11 | Board base of anti-static movable floor board and its production method |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN98201844 | 1998-03-05 | ||
| CN98201844.4 | 1998-03-05 | ||
| CN 99100647 CN1272581A (en) | 1998-03-05 | 1999-02-11 | Board base of anti-static movable floor board and its production method |
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| Publication Number | Publication Date |
|---|---|
| CN1272581A true CN1272581A (en) | 2000-11-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 99100647 Pending CN1272581A (en) | 1998-03-05 | 1999-02-11 | Board base of anti-static movable floor board and its production method |
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| CN (1) | CN1272581A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105756320A (en) * | 2016-02-01 | 2016-07-13 | 上海海兴塑业有限公司 | Outdoor floor and manufacturing method thereof |
-
1999
- 1999-02-11 CN CN 99100647 patent/CN1272581A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105756320A (en) * | 2016-02-01 | 2016-07-13 | 上海海兴塑业有限公司 | Outdoor floor and manufacturing method thereof |
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