CN113417404B - Rough surface forming device and prefabricated superposed member - Google Patents
Rough surface forming device and prefabricated superposed member Download PDFInfo
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- CN113417404B CN113417404B CN202110897939.2A CN202110897939A CN113417404B CN 113417404 B CN113417404 B CN 113417404B CN 202110897939 A CN202110897939 A CN 202110897939A CN 113417404 B CN113417404 B CN 113417404B
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
- E04C2/02—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials
- E04C2/04—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of concrete or other stone-like material; of asbestos cement; of cement and other mineral fibres
- E04C2/044—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of concrete or other stone-like material; of asbestos cement; of cement and other mineral fibres of concrete
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- 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
- B28B11/08—Apparatus or processes for treating or working the shaped or preshaped articles for reshaping the surface, e.g. smoothing, roughening, corrugating, making screw-threads
- B28B11/0818—Apparatus or processes for treating or working the shaped or preshaped articles for reshaping the surface, e.g. smoothing, roughening, corrugating, making screw-threads for roughening, profiling, corrugating
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- 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
- B28B11/08—Apparatus or processes for treating or working the shaped or preshaped articles for reshaping the surface, e.g. smoothing, roughening, corrugating, making screw-threads
- B28B11/0863—Apparatus or processes for treating or working the shaped or preshaped articles for reshaping the surface, e.g. smoothing, roughening, corrugating, making screw-threads for profiling, e.g. making grooves
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- 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
- B28B17/00—Details of, or accessories for, apparatus for shaping the material; Auxiliary measures taken in connection with such shaping
-
- 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
- E04C2/34—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 composed of two or more spaced sheet-like parts
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
- E04C2/02—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials
- E04C2/04—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of concrete or other stone-like material; of asbestos cement; of cement and other mineral fibres
- E04C2/044—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of concrete or other stone-like material; of asbestos cement; of cement and other mineral fibres of concrete
- E04C2002/045—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of concrete or other stone-like material; of asbestos cement; of cement and other mineral fibres of concrete with two parallel leaves connected by tie anchors
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Architecture (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
- Devices For Post-Treatments, Processing, Supply, Discharge, And Other Processes (AREA)
Abstract
The invention relates to the technical field of prefabricated building components, in particular to a rough surface forming device and a prefabricated superposed component. The prefabricated superimposed elements comprise: a first blade plate; the second blade plate is arranged opposite to the first blade plate; the connecting assembly is arranged between the first blade plate and the second blade plate and is suitable for connecting the first blade plate and the second blade plate; a cavity is formed between the first blade plate and the second blade plate, the first inner surface of the first blade plate facing the cavity comprises first protruding portions, the second inner surface of the second blade plate facing the cavity comprises second protruding portions, and the first protruding portions and the second protruding portions are opposite in a staggered mode. According to the prefabricated superposed component provided by the invention, the first protruding parts and the second protruding parts are arranged in a staggered manner, so that the prefabricated superposed component with a regular rough surface structure is provided, the passing efficiency of cast-in-place concrete in the cavity is increased, the risk of forming cavities and gaps in the cavity is reduced, and the construction quality and the building quality are improved.
Description
Technical Field
The invention relates to the technical field of prefabricated building components, in particular to a rough surface forming device and a prefabricated superposed component.
Background
With the rapid development of the field of assembly type buildings, the superposed prefabricated components are gradually welcomed by the advantages of light weight, simple formed nodes and the like, are a structural form with wide application prospect, and have higher requirements on the quality. The overlapped prefabricated components comprise the blade plates and cavities between the blade plates, and the rough surface structure in the cavity of the overlapped prefabricated component is particularly important, so that the pouring quality of cast-in-place concrete in the cavity and the integral quality of a formed building are directly influenced. However, the rough surface structure of the prefabricated superposed member in the prior art often has defects, for example, the two rough surface structures arranged oppositely are irregular, the space in the cavity is influenced, further the concrete poured in the cavity can be obstructed, the cavity is not easy to pour compactly, the quality and the construction quality of the member are finally influenced, and the risks of low building quality and unsafe construction are caused.
Disclosure of Invention
Therefore, the technical problem to be solved by the present invention is to overcome the defect of irregular rough surface structure of the prefabricated laminated member in the prior art, so as to provide a prefabricated laminated member with regular rough surface structure.
The invention aims to solve another technical problem and overcome the defect that the rough surface formed by the rough surface forming device in the prior art has an irregular structure, thereby providing the rough surface forming device capable of forming the rough surface with a regular structure.
In order to solve the above technical problem, the present invention provides a prefabricated laminated component, including:
a first leaf panel;
a second vane disposed opposite the first vane;
the connecting assembly is arranged between the first blade plate and the second blade plate and is suitable for connecting the first blade plate and the second blade plate;
a cavity is formed between the first blade plate and the second blade plate, a first inner surface of the first blade plate facing the cavity comprises first convex parts, a second inner surface of the second blade plate facing the cavity comprises second convex parts, and the first convex parts and the second convex parts are opposite in a staggered mode;
and/or the first inner surface of the first blade facing the cavity comprises a first recess, and the second inner surface of the second blade facing the cavity comprises a second recess.
The invention provides a rough surface forming device, comprising:
a support portion adapted to abut against a second inner surface of a prefabricated superimposed element as described above and to move along said second inner surface;
and the forming part is arranged opposite to the supporting part, is fixedly connected with the supporting part, and is suitable for forming the first inner surface of the prefabricated overlapped component along with the movement of the supporting part.
Optionally, the support portion includes: a first contact portion provided at a front end of the support portion and inclined in a front-down direction from a top end of the support portion;
a third contact part arranged at the rear end of the support part and inclined from the top end of the support part to the rear-lower direction;
the first contact portion and the third contact portion are adapted to provide guidance for travel of the support portion.
Optionally, the forming part includes: a second contact portion provided at the front end of the molding portion and inclined from the top end of the molding portion toward the front-up direction;
the fourth contact part is arranged at the rear end of the forming part and inclines from the top end of the forming part to the upper rear direction;
the second contact portion and the fourth contact portion are adapted to provide guidance for the travel of the forming portion.
Optionally, the supporting portion is connected with the forming portion to form a forming unit, and the number of the forming units is set to be 1 or more.
Optionally, the supporting part and the forming part are connected through a connecting rod;
the molding section further includes: the forming tip is arranged at the top end of the forming part;
the forming tail end and the forming tip end are arranged in a V shape;
the V-shaped section of the molding tip and the molding tail end is vertical to the advancing direction of the molding part.
Optionally, the first contact portion, the second contact portion, the fourth contact portion, and the third contact portion are sequentially connected to form a molding unit.
Optionally, when the number of the forming units is multiple, every two forming units are fixedly arranged at intervals.
Optionally, the rough surface forming device further includes: the shielding part is arranged at the front end and/or the rear end of the rough surface forming device and is suitable for guiding the advancing of the rough surface forming device, the shielding part comprises a shielding part tip and a shielding part tail end, the shielding part tail end gradually reduces from the shielding part tail end to the shielding part tip, and the shielding part tail end is suitable for being fixedly connected with the forming unit.
Optionally, the rough surface forming device further includes: the pull rod is arranged at the rear end of the forming unit and is suitable for controlling the advancing of the forming unit.
The technical scheme of the invention has the following advantages:
1. according to the prefabricated overlapped component provided by the invention, the first protruding parts arranged on the inner surface of the first blade plate and the second protruding parts arranged on the inner surface of the second blade plate are arranged in a staggered manner, so that the situation that the protruding parts on the two blade plates are arranged oppositely to influence the space in the cavity is avoided, therefore, the structure of the rough surface is regular through the staggered arrangement of the first protruding parts and the second protruding parts, the passing efficiency of cast-in-place concrete in the cavity is increased, the risk of forming cavities and gaps in the cavity is reduced, and the construction quality and the building quality are improved.
2. According to the rough surface forming device provided by the invention, the supporting part and the forming part are oppositely arranged and fixedly connected, the supporting part is abutted against the second inner surface of the formed second blade plate in the using process, and the forming part moves on the incompletely solidified first inner surface along with the movement of the supporting part, so that a rough surface is formed, the depth of a concave part groove in the rough surface can be simply and effectively controlled, meanwhile, the device is simple to operate, and the working efficiency is favorably improved.
3. According to the rough surface forming device provided by the invention, the first contact part and the third contact part are arranged on the supporting part to provide guidance for the advancing of the supporting part, so that the supporting part can smoothly pass through the barriers on the inner surface of the blade plate in the advancing and retreating processes, the forming process is smoothly and efficiently finished, and the rough surface forming device is smoothly retracted from the cavity.
4. The forming part is provided with the second contact part and the fourth contact part, so that the guide is provided for the advancing of the forming part, the forming part can smoothly pass through the barriers on the inner surface of the blade plate in the advancing and retreating processes, the forming process is ensured to be smoothly and efficiently completed, and meanwhile, after the forming of the rough surface is completed, the forming part can slide out of the concave part of the formed rough surface, and the formed rough surface cannot be damaged.
5. According to the rough surface forming device provided by the invention, the forming tail end and the forming tip end are arranged to be in a V shape, so that in the working process, the forming tip end is easy to press concrete, hard objects in the concave part are convenient to press deeper, slurry of the concrete is convenient to stack towards two sides of the concave part, and a rough surface with high quality and consistent depth is formed.
6. According to the rough surface forming device provided by the invention, the shielding part is arranged at the front end of the rough surface forming device, and the rough surface forming device is in contact with the reinforcing steel bar to play a guiding role, so that the rough surface forming device is effectively prevented from being clamped on the reinforcing steel bar of the cavity, and the rough surface forming device is ensured to smoothly advance in the cavity all the time.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic view of a prefabricated building unit according to the present invention;
FIG. 2 is a schematic view of a variant of the prefabricated building element according to the invention;
FIG. 3 is a schematic view of the rough surface structure of the present invention;
FIG. 4 is a schematic structural view of a rough surface forming apparatus according to the present invention;
FIG. 5 isbase:Sub>A cross-sectional view A-A of FIG. 4;
FIG. 6 is a schematic view showing a state of use of the rough surface forming apparatus according to the present invention;
FIG. 7 is a schematic view of a deformation structure of the rough surface forming apparatus according to the present invention;
FIG. 8 is a schematic view showing another modification of the rough surface forming apparatus of the present invention;
FIG. 9 is a schematic view of an ideal rough surface structure according to the present invention;
FIG. 10 is a schematic view of another desirable asperity structure of the present invention;
fig. 11 is a schematic view of an undesirable matte structure according to the present invention.
Description of reference numerals:
100. prefabricating a superposed component; 110. a first leaf panel; 111. a first boss portion; 112. a first recess; 113. a first inner surface; 120. a second leaf plate; 121. a second boss portion; 122. a second recessed portion; 123. a second inner surface; 130. a cavity; 140. a connection assembly; 141. a first steel mesh sheet; 142. a second mesh of reinforcement; 143. connecting reinforcing steel bars; 144. a first transverse bar; 145. a second transverse bar; 146. hooping; 200. a rough surface forming device; 201. a molding unit; 210. a molding section; 211. forming a tip; 212. forming the tail end; 213. a second contact portion; 214. a fourth contact portion; 220. a support portion; 221. a first contact portion; 222. a third contact portion; 230. a connecting rod; 240. a pull rod; 250. a shielding portion; 251. the tip of the shielding part; 252. the tail end of the shielding part.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Furthermore, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
Example one
Referring to fig. 1-2, the prefabricated laminated member provided in this embodiment includes:
a first blade 110;
a second blade 120 disposed opposite to the first blade 110;
a connecting assembly 140 disposed between the first blade 110 and the second blade 120 and adapted to connect the first blade 110 and the second blade 120;
a cavity 130 is formed between the first blade 110 and the second blade 120, a first inner surface 113 of the first blade 110 facing the cavity 130 includes first convex portions 111, a second inner surface 123 of the second blade 120 facing the cavity 130 includes second convex portions 121, and the first convex portions 111 and the second convex portions 121 are alternately opposite;
and/or, a first inner surface 113 of the first blade 110 facing the cavity 130 includes a first recess 112, and a second inner surface 123 of the second blade 120 facing the cavity 130 includes a second recess 122.
Note that the prefabricated laminated unit 100 is generally formed on a mold table, wherein the first and second blades 110 and 120 are preferably concrete material; the cavity 130 formed between the first blade 110 and the second blade 120 can reduce the weight of the prefabricated laminated member 100, and facilitate hoisting during installation and construction; when a plurality of prefabricated coincide components formed continuous building wall, the post-cast concrete in the cavity formed continuous structure, and structure safety just can play effectual waterproof effect.
It should be noted that, in order to meet the effective combination between the post-cast concrete and the blade plate, a rough inner surface, that is, a rough surface is usually formed on the inner surface of the cavity of the prefabricated overlapping member, the quality of the roughness of the rough surface is an important index for embodying the quality of the prefabricated overlapping member, and the rough surface with a regular structure is beneficial to improving the quality of the prefabricated overlapping member; the "inner surface" refers to the surface of the blade facing the cavity.
Preferably, the connection assembly 140 includes: the first reinforcing mesh 141 is embedded in the first blade plate 110;
a second mesh reinforcement 142 embedded in the second blade 120;
and a connection bar 143 disposed between the first bar mesh 141 and the second bar mesh 142, adapted to connect the first blade 110 and the second blade 120.
As a variant, the connection assembly 140 comprises: a first transverse rib 144 disposed in the first vane 110;
a second transverse rib 145 provided in the second blade 120;
a stirrup 146 disposed between the first transverse rib 144 and the second transverse rib 145, adapted to connect the first blade 110 and the second blade 120.
By arranging the connecting assembly 140 as a reinforcement cage or a connecting body composed of reinforcement bars, the strength of the blade is enhanced, and at the same time, the first blade 110 and the second blade 120 are connected, so that the first blade 110 and the second blade 120 are spaced apart from each other.
According to the prefabricated laminated member provided by the embodiment, the first protruding parts 111 on the inner surface of the first blade plate 110 and the second protruding parts 121 on the inner surface of the second blade plate 120 are arranged in a staggered manner, so that the phenomenon that the space in the cavity 130 is influenced due to the fact that the protruding parts on the two blade plates are arranged oppositely can be avoided, and therefore, the structure of the rough surface is regular due to the staggered arrangement of the first protruding parts 111 and the second protruding parts 121, the passing efficiency of cast-in-place concrete in the cavity 130 is increased, the risk of forming cavities and gaps in the cavity 130 is reduced, and the construction quality and the quality of buildings are improved.
In the prefabricated laminated component provided by this embodiment, the first concave portions 112 and the first convex portions 111 on the first inner surface 113 are formed alternately, and the second concave portions 122 and the second convex portions 121 on the second inner surface 123 are formed alternately, so that the concave portions and the convex portions on the inner surface of the same vane are formed alternately, the rough surface structure is uniform due to the uniform depth of the concave portions and the uniform height of the convex portions, and the quality of the prefabricated laminated component 100 is improved.
Example two
As shown in fig. 1 to 11, the present embodiment provides a rough surface forming apparatus, including:
a support portion 220 adapted to abut against a second inner surface 123 of a prefabricated superimposed element as described above and to move along said second inner surface 123;
and a forming part 210 which is arranged opposite to the supporting part 220, is fixedly connected with the supporting part 220, and is suitable for forming the first inner surface 113 of the prefabricated laminated member along with the movement of the supporting part 220.
Preferably, the second inner surface 123 is a molded surface which is relatively completely solidified and can ensure the abutment of the supporting portion 220, the second inner surface 123 is provided with a molded second protruding portion 121 and/or a molded second recessed portion 122, the supporting portion 220 moves along the direction of the molded second protruding portion 121 and/or the molded second recessed portion 122 on the second inner surface 123, the molding portion 210 fixedly connected with the supporting portion 220 moves along with the supporting portion 220, and a first recessed portion 112 and/or a first protruding portion 111 corresponding to the second protruding portion 121 and/or the second recessed portion 122 on the second inner surface 123 is formed on the first inner surface 113 which is not completely solidified. Meanwhile, the forming part 210 and the supporting part 220 are oppositely arranged and have a fixed distance, and the size of the cavity 130 is also a fixed value, so that the uniform structure and the consistent depth of the concave part of the formed rough surface can be realized without manually controlling the pressing depth of the forming part 210, and the quality of the rough surface and the quality of the prefabricated overlapped component are improved conveniently.
In the rough surface forming device provided by the embodiment, the supporting portion 220 and the forming portion 210 are oppositely arranged and fixedly connected, the supporting portion 220 abuts against the second inner surface 123 of the second blade 120 which is formed in the using process, and the forming portion 210 moves on the first inner surface 113 which is not completely solidified along with the movement of the supporting portion 220, so that a rough surface is formed, the depth of a concave groove in the rough surface can be simply and effectively controlled, meanwhile, the device is simple to operate, a rough surface with a regular and uniform structure can be conveniently and quickly formed, and the improvement of the working efficiency is facilitated.
Specifically, the support part 220 includes: a first contact part 221 provided at a front end of the support part 220 and inclined in a front-down direction from a top end of the support part 220;
a third contact portion 222 disposed at a rear end of the support portion 220 and inclined in a rear-down direction from a top end of the support portion 220;
the first contact portion 221 and the third contact portion 222 are adapted to provide a guide for the travel of the support portion 220.
Referring to fig. 4-8, it should be noted that the front end refers to the direction in which the rough surface forming device 200 advances when forming the rough surface in the cavity 130; the rear end refers to a backward direction when the rough surface forming device 200 is retracted; the upper direction refers to a direction from the molding part 210 to the supporting part 220, and the lower direction refers to a direction from the supporting part 220 to the molding part 210.
The rough surface forming device provided by the embodiment provides guidance for the traveling of the supporting portion 220 by providing the first contact portion 221 and the third contact portion 222 on the supporting portion 220, so that the supporting portion 220 can smoothly pass through obstacles on the inner surface of the blade during the advancing and retreating processes, the forming process is smoothly and efficiently completed, and the rough surface forming device is smoothly retracted from the cavity.
Specifically, the molding part 210 includes: a second contact portion 213 provided at a front end of the molding portion 210 and inclined from a front end of the molding portion 210 toward a front upper direction;
a fourth contact portion 214 provided at the rear end of the molding portion 210 and inclined from the top end of the molding portion 210 toward the upper rear direction;
the second contact portion 213 and the fourth contact portion 214 are adapted to provide guidance for the travel of the forming portion 210.
Referring to fig. 5, the top end refers to an end of the forming portion 210 away from the supporting portion 220.
The rough surface forming device provided by the embodiment provides a guide for the advancing of the forming part 210 by arranging the second contact part 213 and the fourth contact part 214 on the forming part 210, so that the forming part 210 can smoothly pass through obstacles on the inner surface of the blade plate in the advancing and retreating processes, the forming process is ensured to be smoothly and efficiently completed, and simultaneously, after the rough surface forming is completed, the forming part 210 can slide out in the concave part of the formed rough surface without damaging the formed rough surface.
Specifically, the supporting portion 220 is connected to the molding portion 210 to form a molding unit 201, and the number of the molding units 201 is set to 1 or more.
Preferably, when the number of the molding units 201 is multiple, the simultaneous processing of multiple concave parts can be realized, which is beneficial to improving the working efficiency.
Specifically, the supporting portion 220 and the molding portion 210 are connected via a connecting rod 230;
the molding part 210 further includes: a molding tip 211 disposed at a top end of the molding part 210;
a forming tail end 212 arranged in a V shape with the forming tip end 211;
the V-shaped cross section of the forming tip 211 and the forming tail 212 is perpendicular to the advancing direction of the forming part 210.
Preferably, the length of the connecting rod between the supporting part 220 and the forming part 210 is set, so that the distance between the supporting part 220 and the forming part 210 is controlled, and the requirements of different sizes are met. As a deformation, the connecting rod adopts a telescopic structure, so that the distance between the supporting portion 220 and the forming portion 210 can be conveniently adjusted.
Preferably, the forming tail end 212 gradually expands from the forming tip end 211 to both sides, the forming tip end 211 corresponds to the tip of the "V", the forming tail end 212 corresponds to the open end of the "V", and the forming tip end 211 is gradually transited to the forming tail end 212. According to the rough surface forming device provided by the embodiment, the forming tail end 212 and the forming tip end 211 are arranged to be in a V shape, so that in the working process, the forming tip end 211 is easy to press concrete, hard objects in the concave part are convenient to press deeply, slurry of the concrete is convenient to stack towards two sides of the concave part, and a rough surface with high quality and consistent depth is formed.
Specifically, the first contact portion 221, the second contact portion 213, the fourth contact portion 214, and the third contact portion 222 are sequentially connected to form the molding unit 201.
As shown in fig. 7 and 8, the first contact portion 221, the second contact portion 213, the fourth contact portion 214, and the third contact portion 222 are sequentially connected, so that the molding portion 210 and the supporting portion 220 are directly connected without being connected by the connecting rod 230. The first contact part 221, the second contact part 213, the fourth contact part 214 and the third contact part 222 of the molding unit 201 shown in fig. 7 are provided in a straight rod shape and are connected with each other by a circular arc smooth transition; the first contact portion 221, the second contact portion 213, the fourth contact portion 214, and the third contact portion 222 of the molding unit 201 shown in fig. 8 are circular arc-shaped and are connected in sequence to form a complete circle. Both forms of fig. 7 and 8 can realize that the first contact portion 221 and the third contact portion 222 provide a guide for the travel of the supporting portion 220, and the second contact portion 213 and the fourth contact portion 214 provide a guide for the travel of the forming portion 210, so that the rough surface forming device 200 can smoothly pass through the obstacles on the inner surface of the blade during the advancing and retreating processes, ensuring that the forming process is smoothly and efficiently completed, and can be smoothly retracted from the cavity.
Specifically, when the number of the molding units 201 is plural, every two molding units 201 are fixedly arranged at intervals.
Preferably, every two molding units 201 are fixedly connected through a connecting member, and further, the distance between at least two molding units 201 is smaller than the distance between the molding part 210 and the supporting part 220.
Specifically, the rough surface forming device further includes: the shielding portion 250 is disposed at the front end and/or the rear end of the rough surface forming device 200 and is adapted to guide the progress of the rough surface forming device 200, the shielding portion 250 includes a shielding portion tip 251 and a shielding portion tail end 252, and gradually decreases from the shielding portion tail end 252 to the shielding portion tip 251, and the shielding portion tail end 252 is adapted to be fixedly connected with the forming unit 201.
The mat surface forming device that this embodiment provided, through set up sheltering from portion 250 in mat surface forming device 200's front end, play the guide effect when mat surface forming device 200 marchs the in-process and touch the reinforcing bar, effectively prevented mat surface forming device card to the reinforcing bar of cavity on, guarantee mat surface forming device and march smoothly in the cavity always.
Specifically, the rough surface forming device further includes: a pull rod 240, wherein the pull rod 240 is disposed at the rear end of the molding unit 201 and is adapted to control the movement of the molding unit 201.
Fig. 9 to fig. 11 are schematic views of a general rough surface structure, where fig. 9 shows that the concave portions of the first inner surface correspond to the convex portions of the second inner surface, fig. 10 shows that the concave portions of the two inner surfaces correspond to each other, the rough surface structure of fig. 9 and fig. 10 is an ideal structure formed by the rough surface forming device, and the rough surface structure is regular and uniform, and the rough surface structure of fig. 9 or fig. 10 increases the contact area between the inner surface and the poured concrete, thereby facilitating the adhesion of the concrete and further forming a continuous structure, while not hindering the flow of the concrete during the pouring of the concrete, avoiding the formation of cavities and gaps in the cavities, improving the quality of the prefabricated components, and reducing the risk of building construction; fig. 11 is an undesirable structure, and the protrusions on the two inner surfaces correspond to each other, so that the protrusions can block the concrete poured in the cavity, and the concrete cannot pass through the protrusions, so that cavities and gaps are formed in the cavity, and the quality of the prefabricated overlapped component is reduced.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. This need not be, nor should it be exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (7)
1. A rough surface forming device, comprising: a support portion (220) adapted to abut against a second inner surface (123) of the superimposed prefabricated element and to move along said second inner surface (123);
a molding part (210) which is arranged opposite to the supporting part (220), is fixedly connected with the supporting part (220), and is suitable for molding the first inner surface (113) of the prefabricated overlapping part along with the movement of the supporting part (220);
the support portion (220) includes: a first contact part (221) which is provided at the front end of the support part (220) and is inclined from the top end of the support part (220) in the front-down direction;
a third contact portion (222) provided at the rear end of the support portion (220) and inclined in the rear-down direction from the top end of the support portion (220);
the first contact portion (221) and the third contact portion (222) are adapted to provide guidance for travel of the support portion (220);
the molding section (210) includes: a second contact portion (213) provided at the tip of the molding portion (210) and inclined from the tip of the molding portion (210) in the front-up direction;
a fourth contact portion (214) provided at the rear end of the molding portion (210) and inclined from the tip of the molding portion (210) in the rear-upward direction;
the second contact portion (213) and the fourth contact portion (214) are adapted to provide guidance for the travel of the forming section (210);
the first contact part (221), the second contact part (213), the fourth contact part (214) and the third contact part (222) are sequentially connected to form a molding unit (201).
2. The rough surface forming device according to claim 1, wherein the supporting part (220) is connected with the forming part (210) to form a forming unit (201), and the number of the forming units (201) is set to 1 or more.
3. The matte forming apparatus according to claim 2,
the support part (220) is connected with the molding part (210) via a connecting rod (230);
the molding section (210) further includes: a molding tip (211) provided at the tip of the molding section (210);
a forming tail end (212) arranged in a V shape with the forming tip end (211);
the V-shaped section formed by the forming tip (211) and the forming tail end (212) is vertical to the advancing direction of the forming part (210).
4. The mat surface forming apparatus according to claim 3, wherein when the number of the forming units (201) is plural, every two forming units (201) are fixedly provided at intervals.
5. The mat forming apparatus according to claim 4, further comprising: the shielding part (250) is arranged at the front end and/or the rear end of the rough surface forming device (200) and is suitable for guiding the advancing of the rough surface forming device (200), the shielding part (250) comprises a shielding part tip end (251) and a shielding part tail end (252), the shielding part tip end (251) and the shielding part tail end (252) are gradually reduced from the shielding part tail end (252) to the shielding part tip end (251), and the shielding part tail end (252) is suitable for being fixedly connected with the forming unit (201).
6. The mat surface forming apparatus as set forth in claim 5, further comprising: a pull rod (240), the pull rod (240) being arranged at a rear end of the forming unit (201) and adapted to handle the travel of the forming unit (201).
7. A prefabricated building element, comprising:
a first blade (110);
a second louver (120) disposed opposite the first louver (110);
a connection assembly (140) disposed between the first and second blades (110, 120) adapted to connect the first and second blades (110, 120);
a cavity (130) is formed between the first blade (110) and the second blade (120), a first inner surface (113) of the first blade (110) facing the cavity (130) comprises a first convex part (111), a second inner surface (123) of the second blade (120) facing the cavity (130) comprises a second convex part (121), and the first convex part (111) and the second convex part (121) are arranged in a staggered mode;
a first inner surface (113) of the first louver (110) facing the cavity (130) comprises a first recess (112), a second inner surface (123) of the second louver (120) facing the cavity (130) comprises a second recess (122);
the first concave portions (112) and the first convex portions (111) on the first inner surface (113) are alternately formed, and the second concave portions (122) and the second convex portions (121) on the second inner surface (123) are alternately formed to form a rough surface;
the rough surface is formed by the rough surface forming device according to any one of claims 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110897939.2A CN113417404B (en) | 2021-08-05 | 2021-08-05 | Rough surface forming device and prefabricated superposed member |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110897939.2A CN113417404B (en) | 2021-08-05 | 2021-08-05 | Rough surface forming device and prefabricated superposed member |
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| CN113417404A CN113417404A (en) | 2021-09-21 |
| CN113417404B true CN113417404B (en) | 2022-11-11 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US4418463A (en) * | 1980-05-19 | 1983-12-06 | Ogden Structural Products, Inc. | Method of fabricating a composite structure of concrete and steel metwork |
| US5845449A (en) * | 1994-11-04 | 1998-12-08 | I.S.M., Inc. | Concrete forming system with brace ties |
| CN102535841A (en) * | 2011-12-12 | 2012-07-04 | 中冶建工集团有限公司 | Construction technology of prefabricated wall panel |
| AT514423B1 (en) * | 2013-07-15 | 2015-01-15 | Kappema Fertigteilindustrie Gmbh | Devices for manipulating multi-layered flat components |
| CN105604209B (en) * | 2016-03-13 | 2018-01-19 | 北京工业大学 | A kind of compound energy-dissipating and shock-absorbing assembled wall of engagement type |
| CN207268034U (en) * | 2017-09-29 | 2018-04-24 | 青岛理工大学 | The Z-shaped compound shear wall of aluminum shell interlaced arrangement floor |
| CN211137578U (en) * | 2019-11-21 | 2020-07-31 | 三一筑工科技有限公司 | Inner wall rough surface forming device for cavity prefabricated part |
| CN212707327U (en) * | 2021-02-04 | 2021-03-16 | 三一筑工科技有限公司 | Concrete faying face draws binding books without trimming instrument, assembled building element |
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