CN112962863B - Construction method of semi-prefabricated ring beam and semi-prefabricated ring beam structure - Google Patents
Construction method of semi-prefabricated ring beam and semi-prefabricated ring beam structure Download PDFInfo
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/02—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces
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- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
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- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/02—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces
- E04C3/04—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of metal
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- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
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- E—FIXED CONSTRUCTIONS
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- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
- E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
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Abstract
The invention relates to a construction method of a semi-prefabricated ring beam and a semi-prefabricated ring beam structure, which comprises a top ring beam, a middle ring beam and a bottom ring beam which are sequentially arranged from top to bottom, wherein the bottom ring beam comprises a lower ring beam frame, a plurality of lower ribs are fixed on the inner wall of the frame body of the lower ring beam frame, the lower ring beam frame comprises four lower corner blocks, two adjacent lower corner blocks are connected through lower building strips, the middle ring beam comprises a middle ring beam frame, a plurality of middle arched beams are fixed on the inner wall of the frame body of the middle ring beam frame, the middle ring beam frame comprises four middle corner blocks, a middle steel beam is fixed between two adjacent middle corner blocks, the top ring beam comprises an upper ring beam frame, a plurality of upper ribs are fixed on the inner wall of the frame body of the upper ring beam frame, the upper ring beam frame comprises four upper corner blocks, and upper building strips are fixed between two adjacent upper corner blocks. The semi-prefabricated ring beam structure provided by the invention can reduce the problem of welding joints caused by binding of reinforcing steel bars, so that the whole ring beam structure is optimized.
Description
Technical Field
The invention relates to the technical field of civil construction, in particular to a construction method of a semi-prefabricated ring beam and a semi-prefabricated ring beam structure.
Background
In the field of civil engineering technology, ring beams are important seismic resistant members in masonry structures. Generally, reinforced concrete ring beams or reinforced brick ring beams are arranged in the wall body to enhance the integral rigidity of the masonry house.
The shear wall of a house structure proposed in the prior patent (application number: 201310564190.5) is formed by assembling and installing mortise and tenon bricks, the mortise and tenon groove structure of the mortise and tenon bricks enables the shear wall to be supported by wall transverse ribs and wall vertical ribs, and a ring beam is composed of a ring beam template without disassembly and a ring beam reinforcement cage. The upright post consists of an upright post template without disassembly and an upright post reinforcement cage; the floor slabs are assembled by the prefabricated slabs, and the splicing positions of the prefabricated slabs form a through long horizontal groove of the floor slab. The floor leads to and sets up floor steel reinforcement cage in the groove of sleeping in of length, and this product passes through the reinforcing bar net admittedly and the technological application of tenon fourth of the twelve earthly branches, eliminates the dead weight, alleviates the internal stress, pours and becomes an organic whole, reaches the appearance that the brick mixes, the concrete frame characteristic, the trinity novel structural system of the characteristic of shear force wall. The room body keeps warm and can reach the effect that red brick 1.6 meters is thick, and the antidetonation can reach 9 degrees, and construction stage simple to operate, construction speed is fast, improves the efficiency of construction.
The civil building structure has the advantages of high construction speed and high construction efficiency. However, the ring beam in the conventional civil construction structure is often formed by combining bundled steel bars with concrete, the bundling quality of the steel bars is often influenced by the welding level of a welder, and if the welding joint is not well treated, the construction quality is seriously influenced.
Disclosure of Invention
Based on this, the present invention aims to provide a construction method of a semi-prefabricated ring beam and a ring beam structure to solve the technical problems in the background art.
The invention provides a semi-prefabricated ring beam structure, which comprises a top ring beam, a middle ring beam and a bottom ring beam which are sequentially arranged from top to bottom, wherein the bottom ring beam comprises a lower ring beam frame, a plurality of lower ribs which are sequentially arranged along a straight line are fixed on the inner wall of a frame body of the lower ring beam frame, the lower ring beam frame comprises four lower corner blocks, the lower corner blocks are symmetrically arranged in pairs and are arranged in a rectangular manner, and two adjacent lower corner blocks are connected through a lower building strip;
the middle ring beam comprises a middle ring beam frame, the bottom end of the middle ring beam frame is fixed on the top end surface of the lower ring beam frame, a plurality of middle arched beams sequentially arranged along a straight line are fixed on the inner wall of a frame body of the middle ring beam frame, the middle ring beam frame comprises four middle corner blocks, the middle corner blocks and the lower corner blocks correspond to each other one by one and are fixed on the top end surfaces of the corresponding lower corner blocks, and a middle steel beam is fixed between every two adjacent middle corner blocks;
the top collar tie beam includes the collar tie beam frame, the bottom mounting who goes up the collar tie beam frame is in the top surface of well collar tie beam frame, it is fixed with a plurality of last ribs that set gradually along the straight line to go up on the collar tie beam frame inner wall, it includes four last hornblocks, and is a plurality of go up the hornblock and correspond one by one with well hornblock and be fixed in the top surface that corresponds well hornblock, adjacent two go up and all be fixed with between the hornblock and build the strip.
Furthermore, it is a plurality of lower strips and a plurality of crisscross setting between the last strips.
Furthermore, each lower building strip and each upper building strip are formed by splicing a plurality of hollow building blocks end to end along a straight line.
Further, every the middle part girder steel forms by a plurality of hollow girder steel strips along sharp end to end concatenation, every the one end of hollow girder steel strip all is fixed with first tenon, every first tongue-and-groove has all been seted up to the one end that first tenon was kept away from to the hollow girder steel strip, every the hollow girder steel strip all through first tongue-and-groove and adjacent first tenon looks joggle on the hollow girder steel strip.
Furthermore, a second tenon matched with the first tenon and a second tenon matched with the first tenon are fixed on the outer surface of each middle corner block.
Furthermore, third tongue-and-groove has all been seted up to every the both sides surface of hollow steel roof beam strip.
Furthermore, a third tenon is fixed at each of two ends of each of the middle arched beams, and each of the middle arched beams is matched with the corresponding third tenon groove through the third tenon.
Further, the thickness of the middle ring beam frame is twice that of the lower ring beam frame, and the thickness of the lower ring beam frame is equal to that of the upper ring beam frame.
Furthermore, the number of the middle arched girders is equal to the sum of the number of the lower strips and the number of the upper strips.
The invention also provides a construction method of the semi-prefabricated ring beam, which comprises the following steps:
the method comprises the following steps: installing a bottom ring beam, filling hollow building blocks into lower corner blocks to enable the four lower corner blocks to be arranged in a rectangle and to be respectively positioned at four top corners of the rectangle, then using a plurality of hollow building blocks to enable the hollow building blocks to be connected end to form a strip-shaped lower building strip, thereby filling a gap formed between the two lower corner blocks by using the lower building strip, enabling the lower corner blocks to be matched with the lower building strip to form a lower ring beam frame, after filling joints with cement, forming lower ribs by using a plurality of hollow building blocks adjacent end to end again, and sequentially arranging the lower ribs inside the lower ring beam frame along straight lines;
step two: installing a middle ring beam, using a hollow steel beam strip as a middle angle block, then using cement to enable the four middle angle blocks to be fixed at the top ends of the four lower angle blocks one by one, utilizing a first tenon on the hollow steel beam strip to be butted with a first tenon on another hollow steel beam strip to enable a plurality of hollow steel beam strips to be connected end to form a middle steel beam, then using the first tenon in the middle steel beam and the tenon on the first tenon to be joggled with a second tenon on the middle angle block and the second tenon to be joggled with each other to fill a gap formed between the two middle angle blocks so as to form a middle ring beam frame, and then guiding the joggled joint of a third tenon on the middle arched beam and a corresponding third tenon on the middle steel beam so as to enable the plurality of middle arched beams to be fixed in the middle ring beam frame along straight lines;
step three: installing top ring beam, use hollow block to fill as last hornblock, then use cement to make four go up the hornblock and fix one by one on four well hornblock tops, reuse a plurality of hollow block, make a plurality of hollow block end to end form banding last strip, thereby utilize this last strip to fill the clearance that forms between two last hornblock, make and go up the strip cooperation and go up the hornblock and form circle roof beam frame, use cement to joint a crack after, reuse a plurality of adjacent hollow block of end to end and form the rib, set gradually a plurality of upper ribs inside circle roof beam frame along the straight line, and guide the upper rib to press on middle part arched girder, use cement to joint a crack and accomplish the installation.
Compared with the prior art, the invention has the beneficial effects that:
firstly, the invention can complete the installation of the ring beam structure under the condition of not using binding steel bars, thereby reducing the problem of welding joints caused by binding the steel bars. The method specifically comprises the following steps: the bottom ring beam and the top ring beam formed by the hollow building blocks are matched, and the middle ring beam formed by the hollow steel beam strips replaces the binding steel bars, so that the problem of welding joints caused by binding the steel bars is reduced.
Secondly, the stability of the ring beam can be improved, so that the structure of the ring beam is optimized. The method specifically comprises the following steps: because last rib in the collar tie of top and the lower rib in the collar tie frame are crisscross each other, and middle part arched girder quantity in the collar tie of middle part adds the rib sum down for last rib for when can be crisscross each other between lower building strip and the last building strip, middle part arched girder can be aligned simultaneously with lower building strip and last building strip, thereby crowd the collar tie inner space, and make and be linked together between each space, thereby conveniently pour cement on next step.
Additional features and advantages of the disclosure will be set forth in the description which follows, or in part may be learned by the practice of the above-described techniques of the disclosure.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
FIG. 1 is a schematic view of the overall structure of a semi-prefabricated ring beam according to the present invention;
fig. 2 is an exploded view of a semi-precast ring beam according to the present invention;
FIG. 3 is a schematic structural diagram of a top ring beam in the semi-precast ring beam according to the present invention;
FIG. 4 is a schematic structural diagram of a bottom ring beam in a semi-prefabricated ring beam according to the present invention;
FIG. 5 is a schematic structural diagram of a hollow block in a semi-precast ring beam according to the present invention;
FIG. 6 is a schematic structural view of a middle ring beam in the semi-precast ring beam according to the present invention;
fig. 7 is a schematic view of the internal structure of the semi-precast ring beam according to the present invention.
Description of the main symbols:
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1 | Hollow |
2131 |
| Lower |
11 | |
214 |
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111 | First tongue-and- |
215 |
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1111 | Third tongue-and- |
216 |
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112 | Second tongue-and- |
217 |
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12 | Middle |
22 |
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2 | |
3 |
| Middle |
21 | Upper |
31 |
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211 | |
311 |
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212 | |
312 |
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213 | |
32 |
Detailed Description
To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Example (b):
referring to fig. 1 to 7, the present invention provides a semi-prefabricated ring beam structure, which includes a top ring beam 3, a middle ring beam 2 and a bottom ring beam 1 sequentially arranged from top to bottom.
The bottom ring beam 1 comprises a lower ring beam frame 11, and a plurality of lower ribs 12 which are sequentially arranged along a straight line are fixed on the inner wall of a frame body of the lower ring beam frame 11. The lower ring beam frame 11 includes four lower corner blocks 112, and a plurality of the lower corner blocks 112 are arranged in a two-two symmetrical manner and arranged in a rectangular manner, and two adjacent lower corner blocks 112 are connected through a lower bar 111.
The middle ring beam 2 includes a middle ring beam frame 21, and a bottom end of the middle ring beam frame 21 is fixed to a top end surface of the lower ring beam frame 11. A plurality of middle arched beams 22 sequentially arranged along a straight line are fixed on the inner wall of the frame body of the middle ring beam frame 21, the middle ring beam frame 21 comprises four middle corner blocks 211, and the middle corner blocks 211 and the lower corner blocks 112 correspond one by one and are fixed on the top end surfaces of the corresponding lower corner blocks 112. Middle steel beams 213 are fixed between two adjacent middle corner blocks 211.
The above-described top ring rail 3 includes an upper ring rail frame 31, and the bottom end of the upper ring rail frame 31 is fixed to the top end surface of the middle ring rail frame 21. A plurality of upper ribs 32 sequentially arranged along a straight line are fixed on the inner wall of the frame body of the upper ring beam frame 31, the upper ring beam frame 31 comprises four upper corner blocks 312, the upper corner blocks 312 correspond to the middle corner blocks 211 one by one and are fixed on the top end surfaces of the corresponding middle corner blocks 211, and an upper building strip 311 is fixed between every two adjacent upper corner blocks 312.
Specifically, referring to fig. 1 and 2, the thickness of the middle ring beam frame 21 is twice the thickness of the lower ring beam frame 11. The thickness of the lower ring beam frame 11 is equal to the thickness of the upper ring beam frame 31 so that the middle arched beam 22 is supported by the thicker middle ring beam frame 21 and the upper ribs 32 are supported by the middle arched beam 22.
Specifically, referring to fig. 2, in the present embodiment, the number of the middle arched beams 22 is equal to the sum of the number of the lower strips 111 and the number of the upper strips 311. This setting can be so that between the lower brickwork 111 and the last brickwork 311 can be crisscross each other in the time, middle part arched girder 22 can be alignd simultaneously with lower brickwork 111 and last brickwork 311 to crowd and account for the room in the ring beam.
In addition, crisscross setting between a plurality of lower bonding bars 111 and a plurality of bonding bars 311 to utilize crisscross setting lower bonding bars 111 and the cooperation of upper bonding bars 311 middle part arched girder 22 to occupy the inside more spaces of collar tie beam structure in the time, make and be linked together between each space, thereby make on one step cement pouring on convenient.
Specifically, referring to fig. 4, each of the lower strips 111 and the upper strips 311 is formed by splicing a plurality of hollow blocks 1111 end to end along a straight line. It will be appreciated that this arrangement may utilize hollow blocks 1111 to form the lower rail 111 and the upper rail 311, breaking the welding problem associated with conventional girts which require the use of a large number of bundled reinforcement bars. In addition, the use of the cheap hollow block 1111 can greatly save the use cost.
Specifically, referring to fig. 6, each middle steel beam 213 is formed by splicing a plurality of hollow steel beam strips 2131 end to end along a straight line. First tenon 214 is fixed at one end of each hollow steel beam strip 2131, and a first mortise 215 is arranged at one end of each hollow steel beam strip 2131 far away from first tenon 214. Each hollow steel beam strip 2131 is joggled with the first tenon 214 on the adjacent hollow steel beam strip 2131 through the first mortise 215, and the first tenon 214 on the hollow steel beam strip 2131 is joggled with the first mortise 215 on the adjacent hollow steel beam strip 2131, so as to form a strip-shaped middle steel beam 213. Meanwhile, the joggle joint mode can effectively avoid the problem of welding joint treatment caused by the fact that a large amount of bundled steel bars need to be used in the traditional ring beam.
Specifically, referring to fig. 6, a second tenon 212 matching with the first tenon 215 and a second tenon 217 matching with the first tenon 214 are fixed on the outer surface of each middle corner block 211. It will be appreciated that this arrangement allows the centre piece 211 to be joggled with the first mortise 215 and the first tenon 214 on the hollow steel beam 2131 via the second tenon 212 and the second mortise 217 thereon.
Further, the surfaces of two sides of each hollow steel beam 2131 are provided with third mortises 216. And third tenons 221 are fixed at two ends of each middle arched beam 22, and each middle arched beam 22 is matched with the corresponding third mortise 216 through the third tenons 221. It will be appreciated that this arrangement allows the hollow steel girder 2131 to be aligned with the third tongue 221 of the center arched girder 22 through the third tongue-and-groove 216, thereby facilitating the alignment of the installation position of the center arched girder 22.
The embodiment of the invention also provides a construction method of the semi-prefabricated ring beam, which comprises the following steps:
the method comprises the following steps:
installing the bottom ring beam 1, and filling the lower corner blocks 112 with hollow blocks 1111, so that the four lower corner blocks 112 are arranged in a rectangle and are respectively positioned at four top corners of the rectangle; then, the hollow blocks 1111 are used, so that the hollow blocks 1111 are connected end to form a strip-shaped lower strip 111, the gap formed between the two lower corner blocks 112 is filled by the lower strip 111, and the lower corner blocks 112 are matched with the lower strip 111 to form a lower girt frame 11; after filling with cement, forming lower ribs 12 by using a plurality of hollow building blocks 1111 adjacent from head to tail again, and sequentially arranging the lower ribs 12 inside the lower ring beam frame 11 along a straight line;
step two:
mounting the middle ring beam 2, using the hollow steel beam strips 2131 as the middle corner blocks 211, and then using cement to fix the four middle corner blocks 211 on the top ends of the four lower corner blocks 112 one by one; the first tenon 214 on the hollow steel beam strip 2131 is butted with the first mortise 215 on another hollow steel beam strip 2131, so that the hollow steel beam strips 2131 are connected end to form a middle steel beam 213; then, a first mortise 215 and a first tenon 214 in the middle steel beam 213 are joggled with a second tenon 212 and a second mortise 217 on the middle corner block 211 to fill a gap formed between the two middle corner blocks 211, so that the middle ring beam frame 21 is formed; then, a third tenon 221 on the middle arched girder 22 is guided to be in joggle joint with a corresponding third mortise 216 on the middle steel girder 213, so that the middle arched girders 22 are fixed in the middle ring girder frame 21 along a straight line;
step three:
installing the top ring beam 3, using the hollow blocks 1111 as the upper corner blocks 312, then using cement to fix the four upper corner blocks 312 at the top ends of the four middle corner blocks 211 one by one, and then using a plurality of hollow blocks 1111 to enable the hollow blocks 1111 to be connected end to form a strip-shaped upper strip 311, thereby filling a gap formed between the two upper corner blocks 312 by using the upper strip 311, and enabling the upper strip 311 to be matched with the upper corner blocks 312 to form an upper ring beam frame 31; after filling with cement, the plurality of hollow blocks 1111 adjacent from head to tail are reused to form the upper ribs 32, the plurality of upper ribs 32 are sequentially arranged inside the upper ring beam frame 31 along a straight line, the upper ribs 32 are guided to be pressed on the middle arched beam 22, and the installation is completed after filling with cement and pouring.
The specific operation mode of the invention is as follows:
installing a bottom ring beam 1, filling a hollow block 1111 into a lower corner block 112, enabling the four lower corner blocks 112 to be arranged in a rectangle and respectively located at four top corners of the rectangle, then using a plurality of hollow blocks 1111, enabling the hollow blocks 1111 to be connected end to form a strip-shaped lower strip 111, further utilizing the lower strip 111 to fill a gap formed between the two lower corner blocks 112, enabling the lower corner block 112 to be matched with the lower strip 111 to form a lower ring beam frame 11, after filling with cement, utilizing a plurality of hollow blocks 1111 adjacent end to end again to form a lower rib 12, and sequentially arranging the lower ribs 12 inside the lower ring beam frame 11 along a straight line;
installing the middle ring beam 2, using the hollow steel beam strips 2131 as the middle corner blocks 211, then using cement to fix the four middle corner blocks 211 at the top ends of the four lower corner blocks 112 one by one, using the first tenons 214 on the hollow steel beam strips 2131 to butt-joint with the first tenons 215 on another hollow steel beam strip 2131, so that the plurality of hollow steel beam strips 2131 are connected end to form a middle steel beam 213, using the first tenons 215 and 214 in the middle steel beam 213 to butt-joint with the second tenons 212 and 217 on the middle corner blocks 211 to fill the gap formed between the two middle corner blocks 211, so as to form a middle ring beam frame 21, and guiding the third tenons 221 on the middle arch beam 22 to be in butt-joint with the corresponding third tenons 216 on the middle steel beam 213, so that the plurality of middle arch beams 22 are fixed in the middle ring beam frame 21 along a straight line;
installing the top gird 3, use hollow block 1111 to fill as last corner block 312, then use cement to make four last corner blocks 312 fix one by one at four middle corner block 211 tops, reuse a plurality of hollow block 1111, make a plurality of hollow block 1111 end to end form banding last strip 311, thereby utilize this last strip 311 to fill up the clearance that forms between two last corner blocks 312, make last strip 311 cooperate with last corner block 312 to form upper gird frame 31, use cement to joint, after filling up, reuse a plurality of adjacent hollow block 1111 of end to form upper rib 32, set gradually a plurality of upper rib 32 along the straight line inside upper gird frame 31, and guide upper rib 32 to press on middle part arched girder 22, use cement to joint and accomplish the installation after pouring.
Finally, it should be noted that: the above-mentioned embodiments are only specific embodiments of the present invention, which are used for illustrating the technical solutions of the present invention and not for limiting the same, and the protection scope of the present invention is not limited thereto, although the present invention is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: any person skilled in the art can modify or easily conceive the technical solutions described in the foregoing embodiments or equivalent substitutes for some technical features within the technical scope of the present disclosure; such modifications, changes or substitutions do not depart from the spirit and scope of the embodiments of the present invention, and they should be construed as being included therein. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (6)
1. The semi-prefabricated ring beam structure is characterized by comprising a top ring beam (3), a middle ring beam (2) and a bottom ring beam (1) which are sequentially arranged from top to bottom, wherein the bottom ring beam (1) comprises a lower ring beam frame (11), a plurality of lower ribs (12) which are sequentially arranged along a straight line are fixed on the inner wall of a frame body of the lower ring beam frame (11), the lower ring beam frame (11) comprises four lower corner blocks (112), the lower corner blocks (112) are symmetrically arranged in pairs and are arranged in a rectangular manner, and two adjacent lower corner blocks (112) are connected through lower building strips (111);
the middle ring beam (2) comprises a middle ring beam frame (21), the bottom end of the middle ring beam frame (21) is fixed on the top end surface of the lower ring beam frame (11), a plurality of middle arched beams (22) which are sequentially arranged along a straight line are fixed on the inner wall of a frame body of the middle ring beam frame (21), the middle ring beam frame (21) comprises four middle corner blocks (211), the middle corner blocks (211) and the lower corner blocks (112) correspond to each other one by one and are fixed on the top end surfaces of the corresponding lower corner blocks (112), and a middle steel beam (213) is fixed between every two adjacent middle corner blocks (211);
the top ring beam (3) comprises an upper ring beam frame (31), the bottom end of the upper ring beam frame (31) is fixed on the top end surface of the middle ring beam frame (21), a plurality of upper ribs (32) which are sequentially arranged along a straight line are fixed on the inner wall of a frame body of the upper ring beam frame (31), the upper ring beam frame (31) comprises four upper corner blocks (312), the upper corner blocks (312) and the middle corner blocks (211) correspond to each other one by one and are fixed on the top end surface of the corresponding middle corner block (211), and an upper building strip (311) is fixed between every two adjacent upper corner blocks (312);
a second tenon (212) matched with the first tenon groove (215) and a second tenon groove (217) matched with the first tenon (214) are fixed on the outer surface of each middle corner block (211); each middle steel beam (213) is formed by splicing a plurality of hollow steel beam strips (2131) end to end along a straight line, one end of each hollow steel beam strip (2131) is fixedly provided with a first tenon (214), one end, far away from the first tenon (214), of each hollow steel beam strip (2131) is provided with a first mortise (215), and each hollow steel beam strip (2131) is in mortise joint with the first tenon (214) on the adjacent hollow steel beam strip (2131) through the first mortise (215);
the construction method of the semi-precast ring beam comprises the following steps:
the method comprises the following steps: installing a bottom ring beam (1), using hollow blocks (1111) as lower corner blocks (112), enabling the four lower corner blocks (112) to be arranged in a rectangle and respectively positioned at four top corners of the rectangle, then using a plurality of hollow blocks (1111), enabling the hollow blocks (1111) to be connected end to form a strip-shaped lower building strip (111), and further utilizing the lower building strip (111) to fill a gap formed between the two lower corner blocks (112), and enabling the lower corner blocks (112) to be matched with the lower building strip (111) to form a lower ring beam frame (11); after cement is used for filling joints, a plurality of hollow building blocks (1111) which are adjacent end to end are reused to form lower ribs (12), and the lower ribs (12) are sequentially arranged inside a lower ring beam frame (11) along a straight line;
step two: mounting a middle ring beam (2), using hollow steel beam strips (2131) as middle corner blocks (211), and then using cement to enable the four middle corner blocks (211) to be fixed at the top ends of the four lower corner blocks (112) one by one; the first tenon (214) on one hollow steel beam strip (2131) is butted with the first mortise (215) on the other hollow steel beam strip (2131), so that the hollow steel beam strips (2131) are connected end to form a middle steel beam (213); then a first mortise (215) and a first tenon (214) in the middle steel beam (213) are joggled with a second tenon (212) and a second mortise (217) on the middle corner block (211) to fill a gap formed between the two middle corner blocks (211) so as to form a middle ring beam frame (21); then guiding a third tenon (221) on the middle arched girders (22) to be joggled with a corresponding third mortise (216) on the middle steel beam (213) so that the middle arched girders (22) are fixed in the middle gird beam frame (21) along straight lines;
step three: installing a top ring beam (3), using a hollow block (1111) as an upper corner block (312), and then using cement to enable the four upper corner blocks (312) to be fixed at the top ends of the four middle corner blocks (211) one by one; then, a plurality of hollow blocks (1111) are used, the hollow blocks (1111) are connected end to form a strip-shaped upper building strip (311), so that a gap formed between the two upper corner blocks (312) is filled up by the upper building strip (311), the upper building strip (311) is matched with the upper corner blocks (312) to form an upper girt frame (31), and after cement is used for filling joints; and forming an upper rib (32) by using a plurality of hollow building blocks (1111) which are adjacent from head to tail, sequentially arranging the upper ribs (32) inside the upper ring beam frame (31) along a straight line, guiding the upper ribs (32) to press the middle arched beam (22), and filling with cement and completing installation after pouring.
2. A semi-precast ring beam structure according to claim 1, characterized in that a plurality of said lower rails (111) and a plurality of said upper rails (311) are staggered.
3. The semi-precast ring beam structure according to claim 1, wherein each of the hollow steel beam strips (2131) is formed with third mortises (216) on both side surfaces thereof.
4. A semi-precast ring beam structure according to claim 3, characterized in that each of the middle arched beams (22) has third tenons (221) fixed to both ends thereof, and each of the middle arched beams (22) is engaged with the corresponding third tenon groove (216) through the third tenons (221).
5. Semi-precast ring beam structure according to claim 1, characterized in that the thickness of the middle ring beam frame (21) is twice the thickness of the lower ring beam frame (11), and the thickness of the lower ring beam frame (11) is equal to the thickness of the upper ring beam frame (31).
6. Semi-precast ring beam structure according to claim 1, characterized in that the number of the middle arched beams (22) is equal to the sum of the number of the lower bars (111) and the upper bars (311).
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