CN113833151A - ALC wallboard and preparation method thereof - Google Patents
ALC wallboard and preparation method thereof Download PDFInfo
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- CN113833151A CN113833151A CN202110970290.2A CN202110970290A CN113833151A CN 113833151 A CN113833151 A CN 113833151A CN 202110970290 A CN202110970290 A CN 202110970290A CN 113833151 A CN113833151 A CN 113833151A
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- wall body
- alc
- tenon
- alc wallboard
- wallboard
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- 238000002360 preparation method Methods 0.000 title claims abstract description 26
- 210000001503 joint Anatomy 0.000 claims abstract description 31
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 25
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 25
- 239000004571 lime Substances 0.000 claims description 25
- 238000000034 method Methods 0.000 claims description 25
- 230000008569 process Effects 0.000 claims description 22
- 239000002994 raw material Substances 0.000 claims description 21
- 239000010881 fly ash Substances 0.000 claims description 19
- 238000005520 cutting process Methods 0.000 claims description 18
- 239000004576 sand Substances 0.000 claims description 16
- 239000004567 concrete Substances 0.000 claims description 14
- 238000004519 manufacturing process Methods 0.000 claims description 14
- 229910000831 Steel Inorganic materials 0.000 claims description 12
- 238000004806 packaging method and process Methods 0.000 claims description 12
- 239000010959 steel Substances 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 10
- 230000007246 mechanism Effects 0.000 claims description 10
- 229910052602 gypsum Inorganic materials 0.000 claims description 9
- 239000010440 gypsum Substances 0.000 claims description 9
- 239000002002 slurry Substances 0.000 claims description 9
- 230000009467 reduction Effects 0.000 claims description 8
- 239000004568 cement Substances 0.000 claims description 7
- 238000000576 coating method Methods 0.000 claims description 7
- 238000012545 processing Methods 0.000 claims description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 6
- 239000011248 coating agent Substances 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims description 6
- 238000001035 drying Methods 0.000 claims description 6
- 238000000227 grinding Methods 0.000 claims description 6
- 238000002156 mixing Methods 0.000 claims description 6
- 239000000843 powder Substances 0.000 claims description 6
- 239000003381 stabilizer Substances 0.000 claims description 6
- 238000003756 stirring Methods 0.000 claims description 6
- 238000003860 storage Methods 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 3
- 238000000265 homogenisation Methods 0.000 claims description 3
- 238000005470 impregnation Methods 0.000 claims description 3
- 238000011068 loading method Methods 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 238000004886 process control Methods 0.000 claims description 3
- 238000012958 reprocessing Methods 0.000 claims description 3
- 229920001169 thermoplastic Polymers 0.000 claims description 3
- 239000004416 thermosoftening plastic Substances 0.000 claims description 3
- 230000007306 turnover Effects 0.000 claims description 3
- 238000005303 weighing Methods 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 238000001238 wet grinding Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 39
- 239000004570 mortar (masonry) Substances 0.000 abstract description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 13
- 230000009286 beneficial effect Effects 0.000 description 9
- 238000006703 hydration reaction Methods 0.000 description 6
- 238000003032 molecular docking Methods 0.000 description 6
- 238000000926 separation method Methods 0.000 description 4
- 238000001125 extrusion Methods 0.000 description 3
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- 229920006395 saturated elastomer Polymers 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 1
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- 230000006872 improvement Effects 0.000 description 1
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- 230000003014 reinforcing effect Effects 0.000 description 1
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- 239000000377 silicon dioxide Substances 0.000 description 1
Images
Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
-
- 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
- B28B1/14—Producing shaped prefabricated articles from the material by simple casting, the material being neither forcibly fed nor positively compacted
-
- 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
-
- 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
- B28B23/00—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects
- B28B23/02—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects wherein the elements are reinforcing members
-
- 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
-
- 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
- E04C2/30—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure
Abstract
The invention discloses an ALC wallboard and a preparation method thereof, and relates to the technical field of ALC wallboards. The ALC wallboard comprises a wall body, wherein an installation tenon is fixedly connected to the surface of the left side of the wall body, an installation tenon groove matched with the installation tenon is formed in the surface of the right side of the wall body, butt-joint tenons are fixedly connected to the surfaces of the front side and the rear side of the installation tenon, and butt-joint mortises which are matched with the installation tenon and extend out of the surface of the right side of the wall body are formed in the inner walls of the front side and the rear side of the installation tenon groove. This ALC wallboard and preparation method, this scheme reaches the butt joint between the ALC wallboard through the mode of tenon fourth of twelve earthly branches butt joint, degree of difficulty when having reduced the ALC wallboard installation through this kind of mode, staff's work force and work load have been reduced, also need not allot bonding mortar simultaneously, the efficiency of ALC wallboard installation has been ensured, make the ALC wallboard whole have fine aesthetic property through this kind of mode, also made things convenient for the later stage to demolish the ALC wall body, the utilization ratio of ALC wall body has been improved.
Description
Technical Field
The invention relates to the technical field of ALC (autoclaved lightweight concrete) wallboards, in particular to an ALC wallboard and a preparation method thereof.
Background
ALC is a short name for Autoclaved Lightweight Concrete (Autoclaved Lightweight Concrete), and is one of high-performance Autoclaved aerated Concrete. ALC wallboard is with fly ash (or silica sand), cement, lime etc. as main material, the porous concrete shaping panel (including the reinforcing bar who passes through the processing) that forms through the curing of high-pressure steam, and current ALC wallboard often reaches the installation between the wallboard through bonding mortar when butt joint installation, but this kind of mode has certain drawback, for example: the bonding mortar needs to be prepared, the preparation needs time, the installation efficiency of the ALC wallboard is reduced, meanwhile, the bonding mortar needs to be coated between the ALC wallboard and the ALC wallboard, the strength of workers is increased, meanwhile, the wallboard needs to be supported by one person in the coating process, the workload of the workers is increased, and therefore the time-saving and labor-saving effects cannot be achieved
Disclosure of Invention
The invention aims to solve at least one technical problem in the prior art, provides a subject and can solve the problem that time and labor cannot be saved.
In order to achieve the purpose, the invention provides the following technical scheme: the ALC wallboard comprises a wall body, wherein the left side surface of the wall body is fixedly connected with an installation tenon, the right side surface of the wall body is provided with an installation tenon groove matched with the installation tenon, the front side surface and the rear side surface of the installation tenon are respectively and fixedly connected with a butt joint tenon, and the front side inner wall and the rear side inner wall of the installation tenon groove are respectively provided with a butt joint tenon groove which is matched with the installation tenon and extends out of the right side surface of the wall body;
the left side inner wall of the mounting mortise is embedded with an embedding block, the upper end of the embedding block extends out of the upper surface of the wall body and is parallel to the upper surface of the wall body, a built-in cavity is formed in the embedding block, the right side surface of the embedding block is provided with an extending groove communicated with the built-in cavity, and a locking mechanism is arranged in the built-in cavity.
Preferably, the structure setting of butt joint tenon can be cylindric, beneficial effect: the smoothness degree of the contact surface between the butt joint tenon and the butt joint mortise is increased through the cylindrical structure, so that the friction force generated when the butt joint tenon slides in the butt joint mortise is reduced according to the friction force formula f which is equal to mu N (the friction force is in direct proportion to the sliding friction coefficient and the pressure), the mechanical clamping condition between the butt joint tenon and the butt joint mortise is prevented, and the smoothness and the stability of the ALC wallboard during installation are guaranteed.
Preferably, locking mechanism includes the support turning block of U-shaped form, supports turning block fixed connection on the bottom inner wall in built-in chamber, and it is connected with the control and changes the board to rotate between two straight boards of support turning block, and the control changes the board and is close to the last fixed surface of extension groove one end and is connected with the restriction pole, and the left side fixed surface of installation tenon is connected with and extends the groove and be in same horizontal position and the structure for reversing the extension piece of right angle triangle-shaped, set up the restriction groove with restriction pole looks adaptation on the inclined plane of extension piece, beneficial effect: the wall body and the wall body can be quickly fixed in a butt joint mode through the structures, the problem that the wall body and the wall body are loose is avoided, and therefore the working strength of workers during installation is reduced.
Preferably, the upper surface that the restriction lever one end was kept away from to the control commentaries on classics board rotates and is connected with the control pull rod that the upper end runs through out the embedding piece upper surface, the inner wall sliding connection of control pull rod and embedding piece, and the control pull rod is located the one end fixedly connected with of embedding piece and draws the piece, and the activity of the last fixed surface of control commentaries on classics board is cup jointed on the control pull rod and the reset spring of upper end fixed connection on built-in chamber top inner wall, beneficial effect: the ALC wall is convenient to dismantle in the later period, and the utilization rate of the ALC wall is improved.
Preferably, the upper end of the limiting rod is hemispherical, and the beneficial effects are that: the friction force formed when the limiting rod slides along the inclined surface of the extension block is reduced, and the stability and the fluency of the mechanism in use are further improved.
The preparation method of the ALC wallboard comprises the following preparation process flows: the wall body is mainly prepared from the following raw materials in percentage by weight: sand (10-14%), cement (12-15%), lime (20-23%), gypsum (4.5-5%), aluminum powder (1-3%), bubble stabilizer (1-3%), regulator (1-3%) and fly ash (15-20%);
s1, a preparation process, namely, grinding siliceous materials such as sand and fly ash in the preparation raw material mixture ratio into fine powder, wherein the fly ash is ground into powder in a dry mode according to the raw material requirements and process characteristics, the sand is ground into pulp by wet grinding with water, and is mixed and ground with a part of lime and the like, so that the characteristics of the fly ash or the sand are mainly improved (for example, the lime is mostly blocky, the lime is also crushed and ground, the gypsum is not ground separately, or the fly ash is mixed and ground together, or the lime and the lime are ground together, or a billiard mill is used with a lime wheel), the step ensures that the raw material meets the process requirements of reprocessing and storage homogenization before batching, and meanwhile, the drying of the raw material is ensured in the storage process;
s2, processing a mould, namely performing treatment processes of derusting, straightening, cutting, welding, coating preparation, coating impregnation, drying and the like on the steel bars respectively, and then loading the steel bars into the mould according to the size and the relative position required by the process production, wherein the steel bars are structural materials for producing aerated concrete slabs, the process control not only influences the product quality, but also directly influences the structural performance and the safety of a building, and meanwhile, the steel bar nets subjected to anticorrosion treatment are combined according to the size and the relative position required by the process production and then loaded into the mould and fixed so as to be convenient for pouring;
s3, mixing the raw materials, weighing the raw materials by an electronic scale according to a certain mixing ratio, sequentially putting the sand, the cement, the lime, the gypsum, the aluminum powder and the fly ash into a stirrer at 50 ℃ and stirring for 3 hours (adding the bubble stabilizer and the regulator after stirring for 1 hour) to prepare slurry;
s4, pouring a grinding tool, pouring the slurry obtained in the step S3 into the mold obtained in the step S2, controlling the pouring temperature to be 38 ℃, carrying out a series of material and chemical reactions on the slurry in the mold during standing to generate bubbles, keeping the temperature of a standing room at 43 ℃, and standing for 3 hours to obtain an aerated concrete blank;
s5, cutting the wallboard, transferring the mold to a cutting area after the blank body is foamed and stood to meet the cutting requirement, separating the mold by a turnover machine, turning the blank body for 90 degrees and placing the blank body on a steam curing trolley, and then cutting the blank body and processing the appearance through a cutting procedure to enable the blank body to meet the requirement of the production appearance size;
s6, carrying out autoclaved curing, namely feeding the cut blank into an autoclave through a ferry vehicle, wherein the autoclaved curing is carried out at the temperature of more than 180 ℃;
and S7, discharging from the kettle and packaging, wherein the steps of discharging the product from the kettle, hoisting, inspecting, packaging, cleaning and oiling the trolley and the bottom plate are carried out, so that the qualified product is provided for the market and the next production cycle process is normally carried out, and the packaging machine adopts thermoplastic packaging.
Preferably, the parameter of the vacuum pumping of the autoclave is-0.02 MPa, and the time is 1 h; the parameters of pressure and temperature rise are-0.01 MPa and the time is 4 h; the constant pressure and temperature parameters are 1.3MPa and the time is 6 h; the parameters of pressure reduction and temperature reduction are 1.3MPa, the time is 2h, and the beneficial effects are that: the autoclave is heated by saturated steam with a certain pressure, so that the blank fully completes the hydration reaction under the conditions of high temperature and high humidity to obtain a required hydration product, the aerated concrete has certain strength and other physical and mechanical properties, and the quality of the ALC wallboard is guaranteed.
The basic beneficial principle of the scheme is as follows: when the ALC wallboard is used, when the wall body is combined with the wall body, the installation tenon is superposed with the installation mortise, and the butt joint tenon is superposed with the butt joint mortise;
when the extension block extends into the built-in cavity from the extension groove, the inclined surface of the extension block is firstly contacted with the upper end of the limiting rod, so that the inclined surface of the extension block forms extrusion force on the limiting rod, the right end of the control rotating plate rotates downwards and the left end of the control rotating plate tilts upwards, the reset spring is stressed to contract, the limiting rod and the limiting groove are positioned at the same vertical position after the two wall bodies are butted, the control rotating plate is restored to the initial state under the pushing of the reset spring, and the limiting rod extends into the limiting groove, so that the separation between the wall bodies is avoided;
when the ALC wallboard and the ALC wallboard need to be removed, only the pulling block needs to be pulled, so that the pulling block synchronously pulls the control pull rod to extend out of the embedded block, the control rotating plate is pulled through the control pull rod to rotate clockwise, the limiting rod extends out of the limiting groove, and therefore the two ALC wallboards can be removed.
The basic beneficial effects of the scheme are as follows: this scheme reaches the butt joint between the ALC wallboard through the mode of tenon fourth of twelve earthly branches butt joint, has reduced the degree of difficulty when ALC wallboard installation through this kind of mode, has reduced staff's working strength and work load, also need not allot bonding mortar simultaneously, has ensured the efficiency of ALC wallboard installation, makes the ALC wallboard whole have fine aesthetic property through this kind of mode.
Compared with the prior art, the invention has the beneficial effects that:
(1) this ALC wallboard and preparation method, this scheme reaches the butt joint between the ALC wallboard through the mode of tenon fourth of twelve earthly branches butt joint, has reduced the degree of difficulty when ALC wallboard installation through this kind of mode, has reduced staff's working strength and work load, also need not allotment bonding mortar simultaneously, has ensured the efficiency of ALC wallboard installation, makes the ALC wallboard whole have fine aesthetic property through this kind of mode.
(2) The ALC wallboard and the preparation method thereof have the advantages that the locking mechanism is arranged, so that the separation between the ALC wallboards is prevented, the firmness between the wallboards and the stability during use are guaranteed, the working strength of workers is further reduced, meanwhile, the locking mechanism is convenient for the later-stage removal of the ALC wallboard, and the utilization rate of the ALC wallboard is improved.
(3) This ALC wallboard and preparation method, can be cylindricly through the structural setting with the butt joint tenon, cylindricly like this has increased the smooth degree of the contact surface between butt joint tenon and the butt joint tongue-and-groove, consequently according to frictional force formula f ═ mu N (the size of frictional force is directly proportional according to the size of coefficient of sliding friction and pressure) draw and reduced the frictional force when sliding between butt joint tenon and the butt joint tongue-and-groove, prevented like this that mechanical jamming's condition from appearing between the two, smoothness nature and stability when having ensured the ALC wallboard installation.
(4) The ALC wallboard and the preparation method thereof reduce the friction force formed when the limiting rod slides along the inclined surface of the extension block by setting the upper end of the limiting rod to be hemispherical, and further improve the stability and the fluency of the mechanism when in use.
(5) According to the ALC wallboard and the preparation method thereof, the parameter of autoclave vacuumizing is-0.02 MPa, and the time is 1 h; the parameters of pressure and temperature rise are-0.01 MPa and the time is 4 h; the constant pressure and temperature parameters are 1.3MPa and the time is 6 h; the parameters of pressure reduction and temperature reduction are 1.3MPa, the time is 2h, and the beneficial effects are that: the autoclave is heated by saturated steam with a certain pressure, so that the blank fully completes the hydration reaction under the conditions of high temperature and high humidity to obtain a required hydration product, the aerated concrete has certain strength and other physical and mechanical properties, and the quality of the ALC wallboard is guaranteed.
Drawings
The invention is further illustrated with reference to the following figures and examples:
FIG. 1 is a schematic structural view of an ALC wallboard in accordance with the present invention;
FIG. 2 is a schematic view of the left side structure of the ALC wallboard of the present invention;
FIG. 3 is a schematic cross-sectional view of an insert of the present invention;
fig. 4 is a schematic view of the butt structure of the locking mechanism of the present invention.
Reference numerals: 1 wall body, 2 embedded blocks, 11 installation tenons, 12 installation mortises, 13 butt joint tenons, 14 butt joint mortises, 21 extension blocks, 22 built-in cavities, 23 extension grooves, 24 supporting rotation blocks, 25 control rotation plates, 26 limiting rods, 27 limiting grooves, 28 control pull rods, 29 pull blocks and 210 return springs.
Detailed Description
Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.
In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, greater than, less than, exceeding, etc. are understood as excluding the present numbers, and the above, below, inside, etc. are understood as including the present numbers. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.
The first embodiment is as follows:
referring to fig. 1-3, the present invention provides a technical solution: the ALC wallboard comprises a wall body 1, wherein a mounting tenon 11 is fixedly connected to the left side surface of the wall body 1, a mounting tenon groove 12 matched with the mounting tenon 11 is formed in the right side surface of the wall body 1, the mounting tenon 11 can be square, triangular and the like in a shape suitable for horizontal butt joint, two ALC wallboards are convenient to butt joint through the mode, meanwhile, the strength between the ALC wallboard and the ALC wallboard is improved, and the stability of the ALC wallboard after being mounted is improved;
further, the front side surface and the rear side surface of the installation tenon 11 are fixedly connected with a plurality of butt-joint tenons 13 respectively, the butt-joint tenons 13 are arranged on the front side and the rear side of the installation tenon 11 in an equally-divided and symmetrical mode, and the inner walls of the front side and the rear side of the installation mortise 12 are provided with a plurality of butt-joint mortises 14 which are matched with the installation tenon 11 and extend out of the right side surface of the wall body 1 respectively;
in this embodiment, the structure of the docking tenon 13 may be cylindrical, which increases the smoothness of the contact surface between the docking tenon 13 and the docking mortise 14, so that the friction force when sliding between the docking tenon 13 and the docking mortise 14 is reduced according to the friction force formula f ═ μ N (the friction force is proportional to the sliding friction coefficient and the pressure), which prevents the mechanical jamming between the two, ensures the smoothness and stability of the ALC wallboard during installation, and the shape of the docking tenon 13 may be in the shape of a horizontal water droplet, a horizontal bulb, or the like, which reduces the sliding friction force;
the present embodiment also provides the second embodiment:
referring to fig. 1-3, in the second embodiment, a corresponding improvement is made on the basis of the first embodiment, an embedded block 2, the upper end of which extends out of the upper surface of the wall 1 and is flush with the upper surface of the wall 1, is further embedded in the left inner wall of the installation mortise 12, a built-in cavity 22 is formed in the embedded block 2, an extension groove 23 communicated with the built-in cavity 22 is formed in the right surface of the embedded block 2, an extension block 21, which is located at the same horizontal position as the extension groove 23 and has an inverted right-angled triangle structure, is fixedly connected to the left surface of the installation tenon 11, when the two walls 1 are butted, the left end of the extension block 21 extends into the built-in cavity 22 through the extension groove 23, and the extension block 21 is respectively connected with the extension groove 23 and the built-in cavity 22 in a sliding manner;
a U-shaped supporting rotating block 24 is fixedly connected to the inner wall of the bottom of the built-in cavity 22, a control rotating plate 25 is rotatably connected between two straight plates of the supporting rotating block 24, and meanwhile, the center of the control rotating plate 25 is arranged at the supporting rotating block 24 in the scheme, so that the control rotating plate 25 takes the supporting rotating block 24 as a supporting point to form an equidistant lever, a limiting rod 26 is fixedly connected to the upper surface of one end, close to the extending groove 23, of the control rotating plate 25, and a limiting groove 27 matched with the limiting rod 26 is formed in the inclined surface of the extending block 21;
further, the upper surface of the end of the control rotating plate 25 far away from the limiting rod 26 is rotatably connected with a control pull rod 28, the upper end of the control pull rod 28 penetrates through the upper surface of the embedded block 2, the control pull rod 28 is slidably connected with the inner wall of the embedded block 2, the end of the control pull rod 28, which is located at the embedded block 2, is fixedly connected with a pull block 29, the upper surface of the control rotating plate 25 is fixedly connected with a return spring 210, the upper end of the return spring is movably sleeved on the control pull rod 28 and is fixedly connected with the inner wall of the top of the built-in cavity 22, in the scheme, the return spring 210 has a certain length, so that the left end of the control rotating plate 25 is pushed to incline downwards, the right end of the control rotating plate 25 synchronously tilts upwards, when the extending block 21 extends into the built-in cavity 22 from the extending groove 23, the inclined surface of the extending block 21 is firstly contacted with the upper end of the limiting rod 26, so that the inclined surface of the extending block 21 forms an extrusion force on the limiting rod 26, so that the right end of the control rotating plate 25 rotates downwards and the left end tilts upwards, therefore, the return spring 210 is stressed to contract, and after the two walls 1 are butted, the limiting rod 26 and the limiting groove 27 are in the same vertical position, so that the rotating plate 25 is controlled to return to the initial state under the pushing of the return spring 210, and therefore the limiting rod 26 extends into the limiting groove 27, and the separation between the walls 1 and 1 is avoided.
In this embodiment, the width and length of the limiting groove 27 are both greater than the limiting rod 26, so that the mechanical jamming between the limiting rod 26 and the extending block 21 when the control rotating plate 25 performs the circular arc motion is prevented, and meanwhile, in this embodiment, the upper end of the limiting rod 26 is further set to be hemispherical, so that the friction force formed when the limiting rod 26 slides along the inclined surface of the extending block 21 is reduced, the stability and the smoothness of the mechanism when in use are further improved, and meanwhile, the control rotating plate 25 and the control pull rod 28 rotate, so that when the control rotating plate 25 performs the circular arc motion, the control pull rod 28 is always kept in a vertical state, the control pull rod 28 cannot synchronously rotate along with the control rotating plate 25, and the mechanical jamming between the control pull rod 28 and the inner wall of the embedded block 2 is also avoided.
The working principle is as follows: when the ALC wallboard is used, when the wall body 1 is combined with the wall body 1, the installation tenon 11 is overlapped with the installation tenon groove 12, and the butt joint tenon 13 is overlapped with the butt joint tenon groove 14;
meanwhile, when the extension block 21 extends into the built-in cavity 22 from the extension groove 23, the inclined surface of the extension block 21 is firstly contacted with the upper end of the limiting rod 26, so that the inclined surface of the extension block 21 forms extrusion force on the limiting rod 26, the right end of the control rotating plate 25 rotates downwards and the left end tilts upwards, the return spring 210 is stressed to contract, the limiting rod 26 and the limiting groove 27 are in the same vertical position after the two walls 1 are butted, the control rotating plate 25 is restored to the initial state under the pushing of the return spring 210, and the limiting rod 26 extends into the limiting groove 27, so that the separation between the walls 1 and the walls 1 is avoided;
when the ALC wallboard and the ALC wallboard need to be removed, only the pulling block 29 needs to be pulled, so that the pulling block 29 synchronously pulls the control pull rod 28 to extend out of the embedded block 2, the control rotating plate 25 is pulled by the control pull rod 28 to rotate clockwise, the limiting rod 26 extends out of the limiting groove 27, and therefore the two ALC wallboards can be removed.
The scheme also provides a preparation method of the ALC wallboard, and the preparation process flow is as follows:
the wall body 1 in the scheme mainly comprises the following preparation raw materials in percentage by weight: sand (10-14%), cement (12-15%), lime (20-23%), gypsum (4.5-5%), aluminum powder (1-3%), bubble stabilizer (1-3%), regulator (1-3%) and fly ash (15-20%);
s1, a preparation process, namely, grinding siliceous materials such as sand and fly ash in the preparation raw material mixture ratio into fine powder, wherein the fly ash is ground into powder in a dry mode according to the raw material requirements and process characteristics, the sand is ground into pulp by wet grinding with water, and is mixed and ground with a part of lime and the like, so that the characteristics of the fly ash or the sand are mainly improved (for example, the lime is mostly blocky, the lime is also crushed and ground, the gypsum is not ground separately, or the fly ash is mixed and ground together, or the lime and the lime are ground together, or a billiard mill is used with a lime wheel), the step ensures that the raw material meets the process requirements of reprocessing and storage homogenization before batching, and meanwhile, the drying of the raw material is ensured in the storage process;
s2, processing a mould, namely performing treatment processes of derusting, straightening, cutting, welding, coating preparation, coating impregnation, drying and the like on the steel bars respectively, and then loading the steel bars into the mould according to the size and the relative position required by the process production, wherein the steel bars are structural materials for producing aerated concrete slabs, the process control not only influences the product quality, but also directly influences the structural performance and the safety of a building, and meanwhile, the steel bar nets subjected to anticorrosion treatment are combined according to the size and the relative position required by the process production and then loaded into the mould and fixed so as to be convenient for pouring;
s3, mixing the raw materials, weighing the raw materials by an electronic scale according to a certain mixing ratio, sequentially putting the sand, the cement, the lime, the gypsum, the aluminum powder and the fly ash into a stirrer at 50 ℃ and stirring for 3 hours (adding the bubble stabilizer and the regulator after stirring for 1 hour) to prepare slurry;
s4, pouring a grinding tool, pouring the slurry obtained in the step S3 into the mold obtained in the step S2, controlling the pouring temperature to be 38 ℃, carrying out a series of material and chemical reactions on the slurry in the mold during standing to generate bubbles, keeping the temperature of a standing room at 43 ℃, and standing for 3 hours to obtain an aerated concrete blank;
s5, cutting the wallboard, transferring the mold to a cutting area after the blank body is foamed and stood to meet the cutting requirement, separating the mold by a turnover machine, turning the blank body for 90 degrees and placing the blank body on a steam curing trolley, and then cutting the blank body and processing the appearance through a cutting procedure to enable the blank body to meet the requirement of the production appearance size;
s6, carrying out autoclaved curing, namely feeding the cut blank into an autoclave through a ferry vehicle, wherein the process of autoclaved curing needs to be carried out at a temperature of more than 180 ℃, and the parameter of vacuumizing the autoclave is-0.02 MPa and the time is 1 h; the parameters of pressure and temperature rise are-0.01 MPa and the time is 4 h; the constant pressure and temperature parameters are 1.3MPa and the time is 6 h; the parameters of pressure reduction and temperature reduction are 1.3MPa, and the time is 2 hours, so that a still kettle with good sealing performance is used, saturated steam with certain pressure is introduced for heating, the blank body fully completes the hydration reaction under the conditions of high temperature and high humidity, the required hydration product is obtained, and the aerated concrete has certain strength and other physical and mechanical properties;
and S7, discharging from the kettle and packaging, wherein the steps of discharging the product from the kettle, hoisting, inspecting, packaging, cleaning and oiling the trolley and the bottom plate are carried out, so that the qualified product is provided for the market and the next production cycle process is normally carried out, and the packaging machine adopts thermoplastic packaging.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.
Claims (8)
- An ALC wallboard, characterized in that: the wall comprises a wall body (1), wherein a mounting tenon (11) is fixedly connected to the left side surface of the wall body (1), a mounting mortise (12) matched with the mounting tenon (11) is formed in the right side surface of the wall body (1), butt-joint tenons (13) are fixedly connected to the front side surface and the rear side surface of the mounting tenon (11), and butt-joint mortises (14) which are matched with the mounting tenon (11) and extend out of the right side surface of the wall body (1) are formed in the inner walls of the front side and the rear side of the mounting mortise (12);the left inner wall of the mounting mortise (12) is embedded with an embedded block (2) of which the upper end extends out of the upper surface of the wall body (1) and is parallel to and level with the upper surface of the wall body (1), a built-in cavity (22) is formed in the embedded block (2), an extending groove (23) communicated with the built-in cavity (22) is formed in the right surface of the embedded block (2), and a locking mechanism is arranged in the built-in cavity (22).
- 2. The ALC wallboard of claim 1, wherein: the butt joint tenon (13) can be cylindrical in structural arrangement.
- 3. The ALC wallboard of claim 1, wherein: the locking mechanism comprises a U-shaped supporting rotating block (24), the supporting rotating block (24) is fixedly connected to the inner wall of the bottom of the built-in cavity (22), a control rotating plate (25) is rotatably connected between two straight plates of the supporting rotating block (24), and a limiting rod (26) is fixedly connected to the upper surface of one end, close to the extending groove (23), of the control rotating plate (25).
- 4. The ALC wallboard of claim 3, wherein: the left side surface of the mounting tenon (11) is fixedly connected with an extension block (21) which is positioned at the same horizontal position with the extension groove (23) and has a reversed right-angled triangle structure, and a limit groove (27) matched with the limit rod (26) is formed in the inclined surface of the extension block (21).
- 5. The ALC wallboard of claim 3, wherein: the upper surface that restriction pole (26) one end was kept away from in control commentaries on classics board (25) rotates and is connected with upper end and runs through control pull rod (28) of embedding piece (2) upper surface, the inner wall sliding connection of control pull rod (28) and embedding piece (2), control pull rod (28) are located the one end fixedly connected with that inlays piece (2) and draw piece (29), the upper surface fixedly connected with activity of control commentaries on classics board (25) is cup jointed on control pull rod (28) and upper end fixed connection is at reset spring (210) on built-in chamber (22) top inner wall.
- 6. The ALC wallboard of claim 3, wherein: the upper end of the limiting rod (26) is hemispherical.
- A method of making an ALC wallboard, comprising: the preparation process flow of the wall body (1) is as follows: the wall body (1) is mainly prepared from the following raw materials in percentage by weight: sand (10-14%), cement (12-15%), lime (20-23%), gypsum (4.5-5%), aluminum powder (1-3%), bubble stabilizer (1-3%), regulator (1-3%) and fly ash (15-20%);s1, a preparation process, namely, grinding siliceous materials such as sand and fly ash in the preparation raw material mixture ratio into fine powder, wherein the fly ash is ground into powder in a dry mode according to the raw material requirements and process characteristics, the sand is ground into pulp by wet grinding with water, and is mixed and ground with a part of lime and the like, so that the characteristics of the fly ash or the sand are mainly improved (for example, the lime is mostly blocky, the lime is also crushed and ground, the gypsum is not ground separately, or the fly ash is mixed and ground together, or the lime and the lime are ground together, or a billiard mill is used with a lime wheel), the step ensures that the raw material meets the process requirements of reprocessing and storage homogenization before batching, and meanwhile, the drying of the raw material is ensured in the storage process;s2, processing a mould, namely performing treatment processes of derusting, straightening, cutting, welding, coating preparation, coating impregnation, drying and the like on the steel bars respectively, and then loading the steel bars into the mould according to the size and the relative position required by the process production, wherein the steel bars are structural materials for producing aerated concrete slabs, the process control not only influences the product quality, but also directly influences the structural performance and the safety of a building, and meanwhile, the steel bar nets subjected to anticorrosion treatment are combined according to the size and the relative position required by the process production and then loaded into the mould and fixed so as to be convenient for pouring;s3, mixing the raw materials, weighing the raw materials by an electronic scale according to a certain mixing ratio, sequentially putting the sand, the cement, the lime, the gypsum, the aluminum powder and the fly ash into a stirrer at 50 ℃ and stirring for 3 hours (adding the bubble stabilizer and the regulator after stirring for 1 hour) to prepare slurry;s4, pouring a grinding tool, pouring the slurry obtained in the step S3 into the mold obtained in the step S2, controlling the pouring temperature to be 38 ℃, carrying out a series of material and chemical reactions on the slurry in the mold during standing to generate bubbles, keeping the temperature of a standing room at 43 ℃, and standing for 3 hours to obtain an aerated concrete blank;s5, cutting the wallboard, transferring the mold to a cutting area after the blank body is foamed and stood to meet the cutting requirement, separating the mold by a turnover machine, turning the blank body for 90 degrees and placing the blank body on a steam curing trolley, and then cutting the blank body and processing the appearance through a cutting procedure to enable the blank body to meet the requirement of the production appearance size;s6, carrying out autoclaved curing, namely feeding the cut blank into an autoclave through a ferry vehicle, wherein the autoclaved curing is carried out at the temperature of more than 180 ℃;and S7, discharging from the kettle and packaging, wherein the steps of discharging the product from the kettle, hoisting, inspecting, packaging, cleaning and oiling the trolley and the bottom plate are carried out, so that the qualified product is provided for the market and the next production cycle process is normally carried out, and the packaging machine adopts thermoplastic packaging.
- 8. The method of making an ALC wallboard of claim 7, wherein: the parameter of vacuumizing the autoclave is-0.02 MPa, and the time is 1 h; the parameters of pressure and temperature rise are-0.01 MPa and the time is 4 h; the constant pressure and temperature parameters are 1.3MPa and the time is 6 h; the parameters of pressure reduction and temperature reduction are 1.3MPa, and the time is 2 h.
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Application publication date: 20211224 |