CN105133782A - Straw sandwich calcium silicate composite board and preparation method thereof - Google Patents
Straw sandwich calcium silicate composite board and preparation method thereof Download PDFInfo
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- CN105133782A CN105133782A CN201510517326.6A CN201510517326A CN105133782A CN 105133782 A CN105133782 A CN 105133782A CN 201510517326 A CN201510517326 A CN 201510517326A CN 105133782 A CN105133782 A CN 105133782A
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- 239000010902 straw Substances 0.000 title claims abstract description 83
- 239000002131 composite material Substances 0.000 title claims abstract description 45
- 238000002360 preparation method Methods 0.000 title claims abstract description 10
- 239000000378 calcium silicate Substances 0.000 title description 6
- 229910052918 calcium silicate Inorganic materials 0.000 title description 6
- OYACROKNLOSFPA-UHFFFAOYSA-N calcium;dioxido(oxo)silane Chemical compound [Ca+2].[O-][Si]([O-])=O OYACROKNLOSFPA-UHFFFAOYSA-N 0.000 title description 6
- OSMSIOKMMFKNIL-UHFFFAOYSA-N calcium;silicon Chemical compound [Ca]=[Si] OSMSIOKMMFKNIL-UHFFFAOYSA-N 0.000 claims abstract description 59
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 25
- 238000000034 method Methods 0.000 claims description 18
- 238000000465 moulding Methods 0.000 claims description 15
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 14
- 239000004568 cement Substances 0.000 claims description 13
- 239000000843 powder Substances 0.000 claims description 13
- 239000010453 quartz Substances 0.000 claims description 13
- 239000012783 reinforcing fiber Substances 0.000 claims description 13
- 239000000292 calcium oxide Substances 0.000 claims description 12
- 235000012255 calcium oxide Nutrition 0.000 claims description 12
- 239000000945 filler Substances 0.000 claims description 12
- 239000000203 mixture Substances 0.000 claims description 12
- 239000002002 slurry Substances 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 238000003825 pressing Methods 0.000 claims description 6
- 238000005266 casting Methods 0.000 claims description 5
- 244000068988 Glycine max Species 0.000 claims description 3
- 235000010469 Glycine max Nutrition 0.000 claims description 3
- 240000007594 Oryza sativa Species 0.000 claims description 3
- 235000007164 Oryza sativa Nutrition 0.000 claims description 3
- 240000006394 Sorghum bicolor Species 0.000 claims description 3
- 235000011684 Sorghum saccharatum Nutrition 0.000 claims description 3
- 235000021307 Triticum Nutrition 0.000 claims description 3
- 240000008042 Zea mays Species 0.000 claims description 3
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 claims description 3
- 235000002017 Zea mays subsp mays Nutrition 0.000 claims description 3
- 235000005822 corn Nutrition 0.000 claims description 3
- 230000018044 dehydration Effects 0.000 claims description 3
- 238000006297 dehydration reaction Methods 0.000 claims description 3
- 239000011268 mixed slurry Substances 0.000 claims description 3
- 235000009566 rice Nutrition 0.000 claims description 3
- 244000098338 Triticum aestivum Species 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 6
- 238000009413 insulation Methods 0.000 abstract description 4
- 238000003912 environmental pollution Methods 0.000 abstract description 3
- 239000002699 waste material Substances 0.000 abstract description 3
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 abstract 1
- 229910052791 calcium Inorganic materials 0.000 abstract 1
- 239000011575 calcium Substances 0.000 abstract 1
- 229910052710 silicon Inorganic materials 0.000 abstract 1
- 239000010703 silicon Substances 0.000 abstract 1
- 238000005192 partition Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 241000209140 Triticum Species 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 229920002635 polyurethane Polymers 0.000 description 2
- 239000004814 polyurethane Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 231100000331 toxic Toxicity 0.000 description 2
- 230000002588 toxic effect Effects 0.000 description 2
- DHVLDKHFGIVEIP-UHFFFAOYSA-N 2-bromo-2-(bromomethyl)pentanedinitrile Chemical compound BrCC(Br)(C#N)CCC#N DHVLDKHFGIVEIP-UHFFFAOYSA-N 0.000 description 1
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 229910021578 Iron(III) chloride Inorganic materials 0.000 description 1
- 229920005830 Polyurethane Foam Polymers 0.000 description 1
- 239000006004 Quartz sand Substances 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000008394 flocculating agent Substances 0.000 description 1
- 238000009415 formwork Methods 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011496 polyurethane foam Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000012763 reinforcing filler Substances 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Landscapes
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
本发明公开了一种秸秆夹芯硅钙复合板及其制备方法，秸秆夹芯硅钙复合板包括：芯板，所述芯板为秸秆板；连接件，所述连接件的截面为燕尾槽形，连接件较窄的一端连接在所述芯板的两个侧面上，并且所述连接件在芯板两侧交错设置；所述连接件与芯板一体成型；硅钙板，所述硅钙板覆盖在所述芯板外部，通过浇筑成型；所述硅钙板的一端设有凸棱，另一端设有与凸棱尺寸适配的凹槽。本发明复合板有效利用了秸秆废弃物来制作板材，减少了因秸秆燃烧而带来的环境污染，节约了材料，符合资源节约型环境友好型发展战略。所制备的复合板具有良好隔音隔热性能、防潮性能和高强度性能。此外具有良好的防火性能，以及湿度调节功能。
The invention discloses a straw sandwich silicon-calcium composite board and a preparation method thereof. The straw sandwich silicon-calcium composite board comprises: a core board, the core board is a straw board; a connector, the cross section of the connector is a dovetail groove shape, the narrower end of the connector is connected to the two sides of the core board, and the connectors are arranged alternately on both sides of the core board; the connector is integrally formed with the core board; the silicon-calcium board, the silicon The calcium board covers the outside of the core board and is molded by pouring; one end of the silicon-calcium board is provided with a rib, and the other end is provided with a groove matching the size of the rib. The composite board of the invention effectively utilizes straw waste to make boards, reduces environmental pollution caused by straw burning, saves materials, and conforms to a resource-saving and environment-friendly development strategy. The prepared composite board has good sound and heat insulation performance, moisture resistance performance and high strength performance. In addition, it has good fire performance and humidity regulation function.
Description
技术领域 technical field
本发明属于建筑材料制备技术领域，特别是涉及秸秆夹芯硅钙复合板，以及秸秆夹芯硅钙复合板的制备方法。 The invention belongs to the technical field of building material preparation, and in particular relates to a straw sandwich silicon calcium composite board and a preparation method of the straw sandwich silicon calcium composite board.
背景技术 Background technique
建筑物中不承重的内墙叫隔墙。对隔墙的基本要求是自身质量小，以便减少对地板和楼板层的荷载，厚度薄，以增加建筑的使用面积；并根据具体环境要求隔声、耐水、耐火等。 A non-load-bearing interior wall in a building is called a partition wall. The basic requirement for the partition wall is that its mass is small so as to reduce the load on the floor and the floor, and the thickness is thin so as to increase the usable area of the building; sound insulation, water resistance, fire resistance, etc. are required according to the specific environment.
中国专利201310191338.5中，公开了一种轻质隔墙板，其包括：钢丝网架，钢丝网架内填充满聚氨脂泡沫，钢丝网架外还粘有防火板。所述的防火板为石膏板或防火木板。该隔墙板结实、轻巧而且防火，后期处理容易。 In Chinese patent 201310191338.5, a light-weight partition wall panel is disclosed, which includes: a steel wire grid, the steel wire grid is filled with polyurethane foam, and a fireproof board is stuck outside the steel wire grid. The fireproof board is gypsum board or fireproof wood board. The partition panels are strong, lightweight and fireproof, and can be easily post-processed.
但是，上述现有技术的隔墙中，主要采用的材料是聚氨酯等化工产品，化工产品的大量生产、使用和废弃的过程都对人类的环境保护形成极大的危害。而且聚氨酯材料在火灾时会分解产生有毒的、侵蚀性的、令人窒息的气体。 But in the partition wall of above-mentioned prior art, the material that mainly adopts is chemical products such as polyurethane, and the process of mass production, use and disposal of chemical products all forms great harm to human's environmental protection. Moreover, polyurethane materials will decompose in the event of fire to produce toxic, corrosive, and suffocating gases.
发明内容 Contents of the invention
本发明的第一目的是提供一种秸秆夹芯硅钙复合板。 The first object of the present invention is to provide a straw sandwich silicon-calcium composite board.
本发明的第二目的是提供一种秸秆夹芯硅钙复合板的制备方法。 The second object of the present invention is to provide a method for preparing a straw sandwich silicon-calcium composite board.
为了实现上述第一目的，本发明提供一种秸秆夹芯硅钙复合板，该复合板包括： In order to achieve the above-mentioned first purpose, the present invention provides a straw sandwich silicon-calcium composite board, which comprises:
芯板，所述芯板为秸秆板； A core board, the core board is a straw board;
连接件，所述连接件的截面为燕尾槽形，连接件较窄的一端连接在所述芯板的两个侧面上，并且所述连接件在芯板两侧交错设置；所述连接件与芯板一体成型； Connecting piece, the section of the connecting piece is dovetail groove shape, the narrower end of the connecting piece is connected on the two sides of the core plate, and the connecting piece is arranged alternately on both sides of the core plate; the connecting piece and The core board is integrally formed;
硅钙板，所述硅钙板覆盖在所述芯板外部，通过浇筑成型；所述硅钙板的一端设有凸棱，另一端设有与凸棱尺寸适配的凹槽。 The calcium-silicon board covers the outside of the core board and is molded by casting; one end of the calcium-silicon board is provided with a rib, and the other end is provided with a groove matching the size of the rib.
本发明如上所述的秸秆夹芯硅钙复合板，进一步，所述秸秆为玉米秸秆、大豆秸秆、高粱秸秆、水稻秸秆或小麦秸秆。 In the straw sandwich silicon-calcium composite board as described above in the present invention, further, the straw is corn straw, soybean straw, sorghum straw, rice straw or wheat straw.
本发明如上所述的秸秆夹芯硅钙复合板，进一步，还包括支撑件，所述支撑件固定在所述芯板上。 The above-mentioned straw-sandwich silicon-calcium composite board of the present invention further includes a support member, and the support member is fixed on the core board.
本发明如上所述的秸秆夹芯硅钙复合板，进一步，用于浇筑硅钙板的料浆的配比组成如下：石英粉45～50重量份，水泥15～20重量份，生石灰12～18重量份，增强纤维15～20重量份，填料及絮凝剂0.8～1.2重量份。更进一步，用于浇筑硅钙板的料浆的配比组成如下：石英粉48重量份，水泥18重量份，生石灰15重量份，增强纤维18重量份，填料及絮凝剂1重量份。 For the straw sandwich silicon-calcium composite board as described above in the present invention, further, the proportioning composition of the slurry for pouring the silicon-calcium board is as follows: 45-50 parts by weight of quartz powder, 15-20 parts by weight of cement, and 12-18 parts by weight of quicklime. Parts by weight, 15-20 parts by weight of reinforcing fiber, 0.8-1.2 parts by weight of filler and flocculant. Furthermore, the proportioning composition of the slurry for pouring calcium silicate board is as follows: 48 parts by weight of quartz powder, 18 parts by weight of cement, 15 parts by weight of quicklime, 18 parts by weight of reinforcing fiber, and 1 part by weight of filler and flocculant.
为了实现上述第二目的，本发明提供一种秸秆夹芯硅钙复合板的制备方法，包括以下步骤： In order to achieve the above-mentioned second purpose, the present invention provides a method for preparing a straw sandwich silicon-calcium composite board, comprising the following steps:
步骤1，压制秸秆板，在压制成型中要压制成双侧带有连接件的板型，所述连接件的截面为燕尾槽形；秸秆板两侧燕尾槽交错设置；秸秆板压制成型之后，对其进行打孔，并利用金属线穿孔将支撑件绑扎到秸秆板上； Step 1, pressing the straw board, in the pressing molding, it should be pressed into a board shape with connectors on both sides, and the cross section of the connector is dovetail groove shape; the dovetail grooves on both sides of the straw board are arranged alternately; after the straw board is pressed and formed, Perforate it and tie the supports to the straw boards with wire perforations;
步骤2，将绑好支撑件的秸秆板移至到模具中，使模板与秸秆板两个侧面间距为20～40mm； Step 2, move the straw board with the support member bound to the mould, so that the distance between the template and the two sides of the straw board is 20-40mm;
步骤3，将混合均匀的料浆浇筑到模具中，静置成型后进行脱水和模压，模压完成之后进行脱模； Step 3, pouring the uniformly mixed slurry into the mold, dehydrating and molding after standing for molding, and demoulding after the molding is completed;
步骤4，脱模之后，对坯板进行养护。 Step 4, after demoulding, the slab is maintained.
本发明如上所述的秸秆夹芯硅钙复合板的制备方法，优选地，步骤3中的脱水具体为：使秸秆夹芯硅钙复合板的含水率控制在20%～28wt%范围内，之后在1.8Mpa压力下进行5分钟模压。 In the method for preparing the straw sandwich silicon-calcium composite board as described above in the present invention, preferably, the dehydration in step 3 is specifically: controlling the moisture content of the straw sandwich silicon-calcium composite board within the range of 20% to 28wt%, and then Molding was carried out for 5 minutes under a pressure of 1.8 MPa.
本发明如上所述的秸秆夹芯硅钙复合板的制备方法，优选地，步骤4中的养护过程为：坯板放置在180℃温度、1.8Mpa压力的蒸汽环境中进行蒸养，蒸养过程中温度升到180℃并恒温保持7小时，然后降温并蒸养15小时，最后利用烘干机进行烘干处理，使秸秆夹芯硅钙复合板的水含量低于10wt%。 In the method for preparing the straw-sandwich silicon-calcium composite board as described above in the present invention, preferably, the curing process in step 4 is as follows: the base board is placed in a steam environment with a temperature of 180°C and a pressure of 1.8Mpa for steam curing, and the steam curing process The medium temperature is raised to 180°C and kept at a constant temperature for 7 hours, then cooled and steamed for 15 hours, and finally dried with a dryer to make the water content of the straw sandwich silicon-calcium composite board less than 10wt%.
本发明如上所述的秸秆夹芯硅钙复合板的制备方法，优选地，用于浇筑硅钙板的料浆的配比组成如下：石英粉45～50重量份，水泥15～20重量份，生石灰12～18重量份，增强纤维15～20重量份，填料及絮凝剂0.8～1.2重量份。更有选地，用于浇筑硅钙板的料浆的配比组成如下：石英粉48重量份，水泥18重量份，生石灰15重量份，增强纤维18重量份，填料及絮凝剂1重量份。 According to the method for preparing the straw sandwich silicon-calcium composite board of the present invention, preferably, the proportioning composition of the slurry used for pouring the silicon-calcium board is as follows: 45-50 parts by weight of quartz powder, 15-20 parts by weight of cement, 12-18 parts by weight of quicklime, 15-20 parts by weight of reinforcing fiber, 0.8-1.2 parts by weight of filler and flocculant. More preferably, the proportioning composition of the slurry for casting calcium silicate board is as follows: 48 parts by weight of quartz powder, 18 parts by weight of cement, 15 parts by weight of quicklime, 18 parts by weight of reinforcing fiber, and 1 part by weight of filler and flocculant.
本发明的有益效果是： The beneficial effects of the present invention are:
1、这种制备方法充分利用了秸秆废弃物来制作板材，减少了因秸秆燃烧而带来的环境污染，节约了材料，符合资源节约型环境友好型发展战略。 1. This preparation method makes full use of straw waste to make boards, reduces environmental pollution caused by straw burning, saves materials, and conforms to the resource-saving and environment-friendly development strategy.
2、所制备的复合板具有良好隔音隔热性能、防潮性能和高强度性能。 2. The prepared composite board has good sound insulation and heat insulation performance, moisture resistance and high strength performance.
3、具有良好的防火性能，在火焰中，能够释放出水分子阻止火势蔓延，而且不会分解产生任何有毒的、侵蚀性的、令人窒息的气体，也不会产生任何助燃物或烟气。 3. It has good fire resistance. In the flame, it can release water molecules to prevent the fire from spreading, and it will not decompose to produce any toxic, corrosive, suffocating gas, nor will it produce any combustion aids or smoke.
4、具有湿度调节功能，在室内空气潮湿时，能吸收空气中水分子；在室内空气干燥时，又能释放水分子，可以适当调节室内干湿度。 4. It has the function of humidity adjustment. When the indoor air is humid, it can absorb water molecules in the air; when the indoor air is dry, it can release water molecules, which can properly adjust the indoor dry humidity.
附图说明 Description of drawings
通过结合以下附图所作的详细描述，本发明的上述和/或其他方面和优点将变得更清楚和更容易理解，这些附图只是示意性的，并不限制本发明，其中： The above and/or other aspects and advantages of the present invention will become clearer and easier to understand through the detailed description made in conjunction with the following drawings, which are only schematic and do not limit the present invention, wherein:
图1为本发明一种实施例的芯板示意图； Fig. 1 is a schematic diagram of a core plate of an embodiment of the present invention;
图2为本发明一种实施例的秸秆夹芯硅钙复合板示意图； Fig. 2 is a schematic diagram of a straw sandwich silicon-calcium composite board according to an embodiment of the present invention;
图3为图1的A-A切面示意图； Fig. 3 is a schematic diagram of the A-A section of Fig. 1;
图4为本发明一种实施例的秸秆夹芯硅钙复合板的制备方法流程图。 Fig. 4 is a flowchart of a method for preparing a straw sandwich silicon-calcium composite board according to an embodiment of the present invention.
附图中，各标号所代表的部件列表如下： In the accompanying drawings, the list of parts represented by each label is as follows:
1、芯板，11、连接件，2、支撑件，3、硅钙板，31、凸棱，32、凹槽。 1. Core board, 11. Connecting piece, 2. Support piece, 3. Calcium silicon board, 31. Rib, 32. Groove.
具体实施方式 Detailed ways
在下文中，将参照附图描述本发明的秸秆夹芯硅钙复合板及其制备方法的实施例。 Hereinafter, embodiments of the straw sandwich silicon-calcium composite board and the preparation method thereof of the present invention will be described with reference to the accompanying drawings.
在此记载的实施例为本发明的特定的具体实施方式，用于说明本发明的构思，均是解释性和示例性的，不应解释为对本发明实施方式及本发明范围的限制。除在此记载的实施例外，本领域技术人员还能够基于本申请权利要求书和说明书所公开的内容采用显而易见的其它技术方案，这些技术方案包括采用对在此记载的实施例的做出任何显而易见的替换和修改的技术方案。 The examples described here are specific specific implementations of the present invention, and are used to illustrate the concept of the present invention. They are all explanatory and exemplary, and should not be construed as limiting the implementation of the present invention and the scope of the present invention. In addition to the embodiments described here, those skilled in the art can also adopt other obvious technical solutions based on the claims of the application and the contents disclosed in the description, and these technical solutions include adopting any obvious changes made to the embodiments described here. Replacement and modified technical solutions.
本说明书的附图为示意图，辅助说明本发明的构思，示意性地表示各部分的形状及其相互关系。请注意，为了便于清楚地表现出本发明实施例的各部件的结构，各附图之间并未按照相同的比例绘制。相同的参考标记用于表示相同的部分。 The accompanying drawings in this specification are schematic diagrams, which assist in explaining the concept of the present invention, and schematically represent the shapes of various parts and their interrelationships. Please note that in order to clearly show the structures of the components in the embodiments of the present invention, the drawings are not drawn in the same scale. The same reference numerals are used to designate the same parts.
图2和图3示出本发明一种实施例的秸秆夹芯硅钙复合板，该复合板包括： Fig. 2 and Fig. 3 show the straw sandwich silicon-calcium composite board of an embodiment of the present invention, and this composite board comprises:
芯板1，所述芯板为秸秆板；在具体实施过程中，所述秸秆为玉米秸秆、大豆秸秆、高粱秸秆、水稻秸秆或小麦秸秆。 Core board 1, the core board is a straw board; in the specific implementation process, the straw is corn straw, soybean straw, sorghum straw, rice straw or wheat straw.
连接件11，如图1所示，所述连接件的截面为燕尾槽形，连接件较窄的一端连接在所述芯板的两个侧面上，并且所述连接件在芯板两侧交错设置；所述连接件与芯板一体成型； Connector 11, as shown in Figure 1, the cross section of the connector is dovetail groove shape, the narrower end of the connector is connected to the two sides of the core board, and the connectors are staggered on both sides of the core board setting; the connecting piece and the core board are integrally formed;
硅钙板3，所述硅钙板覆盖在所述芯板外部，通过浇筑成型；所述硅钙板的一端设有凸棱31，另一端设有与凸棱尺寸适配的凹槽32。 Calcium-silicon board 3 , the calcium-silicon board covers the outside of the core board and is formed by pouring; one end of the calcium-silicon board is provided with a rib 31 , and the other end is provided with a groove 32 matching the size of the rib.
本发明上述实施例的秸秆夹芯硅钙复合板芯板为秸秆板，充分利用了秸秆废弃物来制作板材，减少了因秸秆燃烧而带来的环境污染，节约了材料，符合资源节约型环境友好型发展战略。为了保证外侧硅钙板与内部秸秆板的连接强度，将秸秆板做成两侧带有燕尾槽的形式，且两侧燕尾槽交替错开。进行隔墙施工时，硅钙板的一端设有凸棱，另一端设有与凸棱尺寸适配的凹槽。因此，只需将相邻两块复合板中一块复合板的凸棱插入另一块板的凹槽即可实现连接，施工方便。 The core board of the straw sandwich silicon-calcium composite board in the above embodiments of the present invention is a straw board, which makes full use of straw waste to make boards, reduces environmental pollution caused by straw burning, saves materials, and conforms to a resource-saving environment. friendly development strategy. In order to ensure the connection strength between the outer calcium-silicon board and the inner straw board, the straw board is made into a form with dovetail grooves on both sides, and the dovetail grooves on both sides are alternately staggered. When constructing the partition wall, one end of the silicon-calcium board is provided with a convex edge, and the other end is provided with a groove matching the size of the convex edge. Therefore, the connection can be realized only by inserting the rib of one of the two adjacent composite boards into the groove of the other board, and the construction is convenient.
在本发明如上述实施例的秸秆夹芯硅钙复合板中，由于硅钙板通过浇筑成型，为了使与芯板侧面对应的模板与芯板对应侧面的距离保持一致，对上述实施例进一步改进，秸秆夹芯硅钙复合板还包括支撑件2，所述支撑件2固定在所述芯板上。如图2和3所示，支撑件固定在芯板的两侧，以及芯板的两端。所述支撑件为为凹字形。 In the straw sandwich calcium-silicon composite board of the present invention as in the above-mentioned embodiment, since the calcium-silicon board is formed by pouring, in order to keep the distance between the formwork corresponding to the side of the core board and the corresponding side of the core board consistent, the above-mentioned embodiment is further improved The straw-sandwich silicon-calcium composite board further includes a support 2, and the support 2 is fixed on the core board. As shown in Figures 2 and 3, the support members are fixed on both sides of the core plate, and at both ends of the core plate. The supporting member is in concave shape.
在本发明如上述实施例的秸秆夹芯硅钙复合板中，用于浇筑硅钙板的料浆的配比组成如下：石英粉45～50重量份，水泥15～20重量份，生石灰12～18重量份，增强纤维15～20重量份，填料及絮凝剂0.8～1.2重量份。更进一步，用于浇筑硅钙板的料浆的配比组成如下：石英粉48重量份，水泥18重量份，生石灰15重量份，增强纤维18重量份，填料及絮凝剂1重量份。 In the straw sandwich calcium-silicon composite board of the present invention as described above, the proportioning composition of the slurry for pouring the calcium-silicon board is as follows: 45-50 parts by weight of quartz powder, 15-20 parts by weight of cement, and 12-20 parts by weight of quicklime. 18 parts by weight, 15-20 parts by weight of reinforcing fiber, 0.8-1.2 parts by weight of filler and flocculant. Furthermore, the proportioning composition of the slurry for pouring calcium silicate board is as follows: 48 parts by weight of quartz powder, 18 parts by weight of cement, 15 parts by weight of quicklime, 18 parts by weight of reinforcing fiber, and 1 part by weight of filler and flocculant.
在本发明一种具体实施例中，石英粉的生产厂家为新沂市高流镇明盛石英砂厂，型号为400目。水泥的生产厂家为张家口金隅水泥有限公司，型号为PO42.5。生石灰的生产厂家为湖北石灰厂，型号为400目。增强纤维的生产厂家为东兴玻璃纤维制品有限公司，型号为无碱玻璃纤维丝3-4mm。填料的生产厂家为新沂市高流镇明盛石英砂厂，型号为70-140目石英砂。絮凝剂的生产厂家为巩义市海昌净水材料厂，为固体聚氯化铝铁。 In a specific embodiment of the present invention, the manufacturer of quartz powder is Mingsheng Quartz Sand Factory, Gaoliu Town, Xinyi City, and the model is 400 mesh. The manufacturer of cement is Zhangjiakou BBMG Cement Co., Ltd., the model is PO42.5. The manufacturer of quicklime is Hubei Lime Factory, the model is 400 mesh. The manufacturer of the reinforcing fiber is Dongxing Glass Fiber Products Co., Ltd., and the model is alkali-free glass fiber filament 3-4mm. The manufacturer of the filler is Mingsheng Quartz Sand Factory in Gaoliu Town, Xinyi City, and the model is 70-140 mesh quartz sand. The manufacturer of the flocculant is Gongyi Haichang Water Purification Material Factory, which is solid polyaluminum ferric chloride.
本发明实施例还提供一种秸秆夹芯硅钙复合板的制备方法，图4所示，包括以下步骤： The embodiment of the present invention also provides a method for preparing a straw sandwich silicon-calcium composite board, as shown in Figure 4, comprising the following steps:
步骤1，压制秸秆板，在压制成型中要压制成双侧带有连接件的板型，所述连接件的截面为燕尾槽形；秸秆板两侧燕尾槽交错设置；秸秆板压制成型之后，对其进行打孔，并利用金属线穿孔将支撑件绑扎到秸秆板上； Step 1, pressing the straw board, in the pressing molding, it should be pressed into a board shape with connectors on both sides, and the cross section of the connector is dovetail groove shape; the dovetail grooves on both sides of the straw board are arranged alternately; after the straw board is pressed and formed, Perforate it and tie the supports to the straw boards with wire perforations;
步骤2，将绑好支撑件的秸秆板移至到模具中，使模板与秸秆板两个侧面间距为20～40mm； Step 2, move the straw board with the support member bound to the mould, so that the distance between the template and the two sides of the straw board is 20-40 mm;
步骤3，将混合均匀的料浆浇筑到模具中，静置成型后进行脱水和模压，模压完成之后进行脱模；通过上述脱水使秸秆夹芯硅钙复合板的含水率控制在20%～28wt%范围内，之后在1.8Mpa压力下进行5分钟模压。 Step 3: Pouring the uniformly mixed slurry into the mold, dehydrating and molding after static molding, and demolding after the molding is completed; through the above dehydration, the moisture content of the straw sandwich silicon-calcium composite board is controlled at 20% to 28wt % range, followed by molding at a pressure of 1.8Mpa for 5 minutes.
步骤4，脱模之后，对坯板进行养护。养护的具体过程为：坯板放置在180℃温度、1.8Mpa压力的蒸汽环境中进行蒸养，蒸养过程中温度升到180℃并恒温保持7小时，然后降温并蒸养15小时，最后利用烘干机进行烘干处理，使秸秆夹芯硅钙复合板的水含量低于10wt%。 Step 4, after demoulding, the slab is maintained. The specific process of curing is as follows: the slab is steamed in a steam environment with a temperature of 180°C and a pressure of 1.8Mpa. During the steaming process, the temperature rises to 180°C and is kept at a constant temperature for 7 hours, then the temperature is lowered and steamed for 15 hours, and finally used The drying machine performs drying treatment, so that the water content of the straw sandwich silicon-calcium composite board is lower than 10wt%.
上述步骤中，用于浇筑硅钙板的料浆的配比组成如下：石英粉45～50重量份，水泥15～20重量份，生石灰12～18重量份，增强纤维15～20重量份，填料及絮凝剂0.8～1.2重量份。 In the above steps, the proportioning composition of the slurry for pouring calcium silicate board is as follows: 45-50 parts by weight of quartz powder, 15-20 parts by weight of cement, 12-18 parts by weight of quicklime, 15-20 parts by weight of reinforcing fiber, filler and 0.8 to 1.2 parts by weight of flocculant.
在一种具体实施例中，用于浇筑硅钙板的料浆的配比组成及制备方法如下：将石英粉96kg、水泥36kg、生石灰30kg、增强纤维36kg、填料及絮凝剂2kg及水800kg放入搅拌机搅拌均匀即可。 In a specific embodiment, the proportioning composition and preparation method of the slurry for pouring calcium silicate boards are as follows: put 96kg of quartz powder, 36kg of cement, 30kg of quicklime, 36kg of reinforcing fibers, 2kg of fillers and flocculants and 800kg of water Stir in a blender until smooth.
上述披露的各技术特征并不限于已披露的与其它特征的组合，本领域技术人员还可根据发明之目的进行各技术特征之间的其它组合，以实现本发明之目的为准。 The technical features disclosed above are not limited to the disclosed combination with other features, and those skilled in the art can also make other combinations among the technical features according to the purpose of the invention, so as to achieve the purpose of the present invention.
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