CN112663819A - Method for building pillar-free classroom - Google Patents
Method for building pillar-free classroom Download PDFInfo
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- CN112663819A CN112663819A CN202110008478.9A CN202110008478A CN112663819A CN 112663819 A CN112663819 A CN 112663819A CN 202110008478 A CN202110008478 A CN 202110008478A CN 112663819 A CN112663819 A CN 112663819A
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- prefabricated
- beams
- rectangular wall
- column
- longitudinal beam
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Description
Technical Field
The invention relates to the field of assembly type buildings, in particular to a construction method of a pillar-free classroom.
Background
The prefabricated member is a building mode that the prefabricated member is prefabricated, only needs to be hoisted in the construction process, and after the prefabricated member is installed to a specified position, concrete pouring and fixing are carried out at the joint of the two prefabricated members.
As shown in fig. 1, in the conventional classroom construction, in order to avoid the over-span of the top plate 130, structural pillars 110 protruding from the wall 100 are often provided inside the classroom wall 100, and a cross beam 120 is provided between the two structural pillars 110, so as to support the top plate 130 through the cross beam and the structural pillars 110, so as to ensure the safety of the top plate 130, but the structural pillars 110 may cause inconvenience in daily use, for example, when seats are arranged, a protrusion may be formed on a seat near the side, which affects students, and when the structural pillars are provided outside the classroom, the students may collide with the pillars carelessly, which affects the safety and is also not beautiful.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides a method for constructing a pillar-free classroom, which can cancel the structural pillars, better support the bottom plate and ensure the safety and more convenient use.
The technical scheme adopted by the embodiment of the invention is as follows: a method of constructing a pillarless classroom, comprising: the wall comprises a rectangular wall, wherein a plurality of pairs of first bearing columns which are oppositely arranged are arranged on two long sides of the rectangular wall, and the thickness of each first bearing column is not more than that of the rectangular wall; the prefabricated cross beams are erected and fixed on the two first bearing columns which are arranged oppositely; the prefabricated longitudinal beams are erected and fixed between the prefabricated transverse beams and the rectangular wall, and the upper side surfaces of the prefabricated longitudinal beams and the top surfaces of the prefabricated transverse beams are positioned on the same plane; the prefabricated top plates are erected and fixed on a plane formed by the prefabricated cross beams and the top surfaces of the prefabricated longitudinal beams; the method comprises the following steps: step S1: building a wall, enclosing a plurality of prefabricated wallboards into a rectangular wall, arranging a poured or prefabricated first bearing column on the prefabricated wallboard positioned on the long side of the rectangular wall, wherein the thickness of the first bearing column is not more than that of the rectangular wall; step S2: erecting a cross beam, and erecting the prefabricated cross beam on two first bearing columns which are arranged oppositely; step S3: erecting a longitudinal beam, namely erecting the prefabricated longitudinal beam between the prefabricated transverse beam and the rectangular wall, wherein the upper side surface of the prefabricated longitudinal beam and the top surface of the prefabricated transverse beam are positioned on the same plane; step S4: erecting a top plate, and erecting a prefabricated top plate on a plane formed by the prefabricated cross beam and the top surface of the prefabricated longitudinal beam; step S5: and pouring concrete, and pouring the concrete at the joint of the two prefabricated parts for fixing.
The pillar-free classroom according to the embodiment of the invention has at least the following beneficial effects:
1. the structural column is changed into the first bearing column which is hidden in the wall body, so that the appearance is more attractive, and the use is more convenient;
2. the weight of the top plate is shared to each wall and the first bearing column through the matching of the cross beam and the longitudinal beam, so that the walls and the first bearing columns become bearing main bodies of the top plate, the span of the top plate is reduced, and the use is safer;
3. the design of a prominent structural column is cancelled, so that the space in a classroom can be utilized to the maximum when the classroom is used, and the classroom is more convenient to use;
4. in the work progress, cancel the structure post, the construction is also more swift, and in the manufacture process of prefab, can directly accomplish the preparation of first heel post and second heel post, accomplishes the back at the prefab, directly assembles, has improved construction speed.
According to some embodiments of the invention, the rectangular wall is provided with a second bearing column in an L shape hidden in the rectangular wall at four corners.
According to some embodiments of the invention, a first placing groove is arranged on a long side of the rectangular wall, and the position of the first placing groove corresponds to the placing position of the precast beam.
According to some embodiments of the invention, bolts are preset in the first placing grooves, screw holes corresponding to the bolts are arranged on the precast cross beams, and the precast cross beams are pre-fixed in the first placing grooves through bolt connection.
According to some embodiments of the invention, the two ends of the precast cross beam are provided with first nut installation platforms, and the height of the first nut installation platforms after nuts are installed is not higher than the height of the precast cross beam.
According to some embodiments of the invention, a second placing groove is arranged on a short side of the rectangular wall, the position of the second placing groove corresponds to the placing position of the precast longitudinal beam, a third placing groove is arranged on the precast transverse beam, and the position of the third placing groove corresponds to the placing position of the precast longitudinal beam.
According to some embodiments of the invention, the prefabricated longitudinal beam and the second placing groove are fixedly connected through a bolt, and the prefabricated longitudinal beam and the third placing groove are fixedly connected through a bolt.
According to some embodiments of the invention, the two ends of the prefabricated longitudinal beam are provided with second nut installation platforms, and the height of the second nut installation platforms after nuts are installed is not higher than the height of the prefabricated longitudinal beam.
According to some embodiments of the invention, the prefabricated longitudinal beam is an integral longitudinal beam, the length of the integral longitudinal beam is consistent with that of the rectangular wall, a groove is arranged on the bottom surface of the integral longitudinal beam, the groove corresponds to the third placing groove, and the groove is clamped with the third placing groove.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic diagram of a prior art classroom;
FIG. 2 is a schematic diagram of a pillarless classroom in accordance with an embodiment of the invention;
FIG. 3 is an exploded view of a pillarless classroom in accordance with an embodiment of the present invention;
fig. 4 is a schematic diagram of a rectangular wall of a pillarless classroom in accordance with an embodiment of the present invention.
Reference numerals: 100-a wall; 110-support column; 120-a cross beam; 130-a top plate; 200-rectangular walls; 210-a first load-bearing column; 220-a second load-bearing column; 230-a first placement groove; 240-a second holding tank; 300-prefabricating a beam; 310-a first nut mounting station; 320-a third holding tank; 400-prefabricating a longitudinal beam; 410-a second nut mounting table; 500-prefabricating the top plate.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
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, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. 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.
In addition, the technical solutions in the embodiments of the present invention may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination of technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
Referring to fig. 2, in an embodiment of the present invention, a method of constructing a pillarless classroom includes:
the wall structure comprises a rectangular wall 200, wherein a plurality of pairs of first bearing columns 210 which are oppositely arranged are arranged on two long sides of the rectangular wall 200, and the thickness of each first bearing column 210 is not more than that of the rectangular wall 200;
the prefabricated cross beams 300 are erected and fixed on the two first bearing columns 210 which are arranged oppositely;
the prefabricated longitudinal beams 400 are erected and fixed between the prefabricated transverse beams 300 and the rectangular wall 200, and the upper side surfaces of the prefabricated longitudinal beams 400 and the top surfaces of the prefabricated transverse beams 300 are positioned on the same plane;
the prefabricated roof panels 500 are erected and fixed on a plane formed by the prefabricated cross beams 300 and the top surfaces of the prefabricated longitudinal beams 400;
the method comprises the following steps:
step S1: building a wall, enclosing a plurality of prefabricated wallboards into a rectangular wall, arranging a poured or prefabricated first bearing column on the prefabricated wallboard positioned on the long side of the rectangular wall, wherein the thickness of the first bearing column is not more than that of the rectangular wall;
step S2: erecting a cross beam, and erecting the prefabricated cross beam on two first bearing columns which are arranged oppositely;
step S3: erecting a longitudinal beam, namely erecting the prefabricated longitudinal beam between the prefabricated transverse beam and the rectangular wall, wherein the upper side surface of the prefabricated longitudinal beam and the top surface of the prefabricated transverse beam are positioned on the same plane;
step S4: erecting a top plate, and erecting a prefabricated top plate on a plane formed by the prefabricated cross beam and the top surface of the prefabricated longitudinal beam;
step S5: and pouring concrete, and pouring the concrete at the joint of the two prefabricated parts for fixing.
Specifically, the implementation process is as follows:
the manufacturing and installation process of the rectangular wall 200 comprises the following steps: firstly, prefabricated wall boards can be manufactured in a prefabricated mode, then a plurality of prefabricated wall boards are assembled into a rectangular wall 200, two first bearing columns 210 which are arranged oppositely are arranged on two long edges of the assembled prefabricated wall in advance, the thickness of each first bearing column 210 is the same as that of the prefabricated wall, the first bearing columns 210 can be manufactured in the prefabricated wall boards in advance in a prefabricated mode, and then the prefabricated wall boards are directly assembled to obtain the rectangular wall 200 with the first bearing columns 210; or the position of the first bearing column 210 is reserved between the two prefabricated wall boards, and after the prefabricated wall boards are installed, the first bearing column 210 is poured and molded.
The manufacturing and mounting process of the prefabricated beam 300 comprises the following steps: prefabricated crossbeam 300 is made through the mode of prefab, and after the prefabrication was accomplished, hoist prefabricated crossbeam 300 in the top of rectangular wall 200 through the tower crane, and the both ends of prefabricated crossbeam 300 correspond with the position of the first spandrel post 210 of double-phase relative setting, through artifical back of aliging, place prefabricated crossbeam 300 on two first spandrel posts 210, it is fixed through concreting between prefabricated crossbeam 300 and the first spandrel post 210 to strengthen joint strength and play anticorrosive effect.
The manufacturing and mounting process of the prefabricated longitudinal beam 400 comprises the following steps: prefabricated longeron 400 is made through the mode of prefab, after prefabrication is accomplished, hoist prefabricated longeron 400 in the top of rectangular wall 200 through the tower crane, corresponding prefabricated longeron 400's both ends and prefabricated crossbeam 300 and rectangular wall 200's assigned position, after aligning through the manual work, place prefabricated longeron 400 between prefabricated crossbeam 300 and rectangular wall 200, and prefabricated longeron 400 is in the coplanar with prefabricated crossbeam 300, it is fixed through concreting between prefabricated longeron 400 and prefabricated crossbeam 300 and the rectangular wall 200 to strengthen joint strength and play the anticorrosive effect.
The manufacturing and installation process of the prefabricated top plate 500 comprises the following steps: prefabricated roof 500 is made through the mode of prefab, and after the prefabrication was accomplished, hoist prefabricated roof 500 in the top of rectangular wall 200 through the tower crane, erect prefabricated roof 500 on the plane that the top surface of prefabricated crossbeam 300 and prefabricated longeron 400 constitutes to it is fixed through concreting, with strengthen joint strength and play anticorrosive effect. The prefabricated top plate 500 is an integral plate or a split plate, the integral plate is directly erected on two opposite prefabricated wall plates, and the split plate is erected between the prefabricated wall plates and the prefabricated longitudinal beam 400 or between the prefabricated longitudinal beams 400.
After the rectangular wall 200, the prefabricated cross beam 300, the prefabricated longitudinal beam 400 and the prefabricated top plate 500 are fixed through the bolts, concrete pouring is carried out, the bolts are buried in the poured concrete, after the pouring is finished, the bolts and the nuts are completely fixed in the concrete, a steel-concrete structure is formed, and the strength of the connecting node is further improved. And at its junction, the link of prefab can be equipped with and stretch out the reinforcing bar, strengthens its junction, strengthens the intensity of connected node.
The structural column is changed into the first bearing column 210 which is hidden in the wall body, so that the appearance is more attractive, and the use is more convenient; the weight of the prefabricated top plate 500 is shared to the rectangular wall 200 and the first bearing column 210 through the matching of the prefabricated cross beam 300 and the prefabricated longitudinal beam 400, so that the rectangular wall 200 and the first bearing column 210 become the main bearing bodies of the prefabricated top plate 500, the span of the prefabricated top plate 500 is reduced, and the prefabricated top plate is safer in use; the design of a prominent structural column is cancelled, so that the space in a classroom can be utilized to the maximum when the classroom is used, and the classroom is more convenient to use; in the work progress, cancel the structure post, the construction is also more swift, and through the preparation of prefab, accomplishes the back at the prefab, directly assembles through the tower crane, has improved construction speed.
Referring to fig. 1, in some embodiments of the present invention, the rectangular wall 200 is further provided with second L-shaped support pillars 220 hidden in the rectangular wall 200 at four corners.
Specifically, also hide second heel post 220 in rectangular wall 200 for the whole outward appearance of wall body is more level and more smooth, and is more pleasing to the eye, simultaneously through the bearing main part of second heel post 220 as the floor, with better accepting the holistic weight of floor, it is safer during the use.
Referring to fig. 2, in some embodiments of the present invention, the first placement groove 230 is disposed on a long side of the rectangular wall 200, and the position of the first placement groove 230 corresponds to the placement position of the precast beam 300, so that the assembly of the precast beam 300 is facilitated, the construction is more convenient, and the precast beam 300 is directly manufactured by a mold, and is hung and connected to the installation position by a tower crane, and the construction of the precast beam 300 is facilitated by the positioning of the first placement groove 230.
Referring to fig. 2, in some embodiments of the present invention, bolts are preset in the first placement grooves 230, screw holes corresponding to the bolts are provided on the precast girders 300, the precast girders 300 are pre-fixed in the first placement grooves 230 by the bolt connection, and the precast girders 300 are pre-fixed to determine the position of the precast girders 300 first, so as to avoid moving in the position during the subsequent installation process.
Referring to fig. 2, in some embodiments of the present invention, the prefabricated girder 300 is provided at both ends thereof with first nut installation platforms 310, and the height of the first nut installation platforms 310 after nuts are installed is not higher than that of the prefabricated girder 300, so that after the prefabricated girder 300 is pre-fixed, the prefabricated girder 300 is more reliably connected by casting concrete on the first nut installation platforms 310 and the nuts are fixed in the cast concrete.
Referring to fig. 2, in some embodiments of the present invention, a second placement groove 240 is disposed on a short side of the rectangular wall 200, the second placement groove 240 corresponds to a placement position of the precast longitudinal beam 400, a third placement groove 320 is disposed on the precast transverse beam 300, and the third placement groove 320 corresponds to the placement position of the precast longitudinal beam 400, so that the assembly of the precast longitudinal beam 400 is more convenient, and the construction is more convenient, and the precast longitudinal beam 400 is manufactured directly through a mold, and is suspended at a mounting position through a crane tower, and the construction of the precast transverse beam 300 is more convenient through the positioning of the second placement groove 240 and the third placement groove 320.
Referring to fig. 2, in some embodiments of the present invention, the precast girders 400 are fixedly connected to the second placement grooves 240 by bolts, the precast girders 400 are fixedly connected to the third placement grooves 320 by bolts, and the precast girders 300 are pre-fixed to determine the position of the precast girders 300 first, so as to prevent the prefabricated girders from moving in the positions where the subsequent installation process occurs.
Referring to fig. 2, in some embodiments of the present invention, the two ends of the precast girder 400 are provided with second nut installation platforms 410, and the height of the second nut installation platforms 410 after nuts are installed is not higher than the height of the precast girder 400, so that after the precast cross beam 300 is pre-fixed, the precast cross beam 300 is more reliably connected by pouring concrete on the first nut installation platforms 310 and the nuts are fixed in the poured concrete.
Referring to fig. 2, in some embodiments of the present invention, the prefabricated longitudinal beam 400 is an integral longitudinal beam, the length of the integral longitudinal beam is the same as that of the rectangular wall 200, a groove is formed on the bottom surface of the integral longitudinal beam, the groove corresponds to the third placement groove 320, and the groove is clamped with the third placement groove 320.
The present invention is not limited to the above-described embodiments, and those skilled in the art can make equivalent modifications or substitutions without departing from the spirit of the present invention, and such equivalent modifications or substitutions are included in the scope defined by the claims of the present application.
Claims (9)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110008478.9A CN112663819A (en) | 2021-01-05 | 2021-01-05 | Method for building pillar-free classroom |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110008478.9A CN112663819A (en) | 2021-01-05 | 2021-01-05 | Method for building pillar-free classroom |
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| CN112663819A true CN112663819A (en) | 2021-04-16 |
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| CN202110008478.9A Pending CN112663819A (en) | 2021-01-05 | 2021-01-05 | Method for building pillar-free classroom |
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| CN103711232A (en) * | 2013-12-26 | 2014-04-09 | 北京工业大学 | L-shaped frame component and lightweight concrete wall prefabricated type shear wall and connection construction method |
| CN105113629A (en) * | 2015-09-15 | 2015-12-02 | 河北省建筑科学研究院 | Low-rise concrete special-shaped column prefabricated type structure |
| CN105839785A (en) * | 2015-11-16 | 2016-08-10 | 高阳 | Construction technique for manufacture of total-prefabricated precast reinforced concrete frame structural members |
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