CN110820992B - Masonry infilled wall reinforced constructional column and construction method thereof - Google Patents
Masonry infilled wall reinforced constructional column and construction method thereof Download PDFInfo
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- CN110820992B CN110820992B CN201911167923.5A CN201911167923A CN110820992B CN 110820992 B CN110820992 B CN 110820992B CN 201911167923 A CN201911167923 A CN 201911167923A CN 110820992 B CN110820992 B CN 110820992B
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/02—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls built-up from layers of building elements
- E04B2/14—Walls having cavities in, but not between, the elements, i.e. each cavity being enclosed by at least four sides forming part of one single element
- E04B2/24—Walls having cavities in, but not between, the elements, i.e. each cavity being enclosed by at least four sides forming part of one single element the walls being characterised by fillings in some of the cavities forming load-bearing pillars or beams
Abstract
The invention discloses a masonry infilled wall reinforcement constructional column and a construction method thereof, wherein the masonry infilled wall reinforcement constructional column comprises a reinforcing steel bar assembly and a plurality of vertically arranged brick groups, each brick group consists of a first brick and two second bricks, the first brick is positioned below the second bricks, the first brick comprises a first rectangular frame body and a first grid block fixed in the middle of the first rectangular frame body, the second brick comprises a second rectangular frame body which is the same as the first rectangular frame body in size and shape and a second grid block fixed in the middle of the second rectangular frame body, one short side surface A of the two second bricks is abutted, short side surfaces A of the two second bricks are positioned above the first grid block of the first brick, and the short side surfaces A are provided with mutually communicated gaps; the steel bar assembly comprises vertical steel bars, rectangular annular steel bars and a steel wire group; the vertical steel bars simultaneously penetrate through the steel wire groups of the plurality of bricklaying groups, each vertical steel bar is sleeved with a steel ring sleeve, and a plurality of groups of hook members are arranged on the steel ring sleeves; the inner cavity of the first brick and the inner cavities with notches formed in the two second bricks are filled with slurry.
Description
Technical Field
The invention relates to the field of masonry infilled wall construction, in particular to a masonry infilled wall reinforced constructional column and a construction method thereof.
Background
The constructional column is characterized in that in order to enhance the integrity and stability of a building, a reinforced concrete constructional column is arranged in a wall body of a multi-layer brick-concrete structure building and is connected with each layer of ring beam to form a space frame capable of resisting bending and shearing, and the constructional column is an effective measure for preventing a house from collapsing.
The existing constructional column mainly adopts two modes, one mode is a preset constructional column, and the other mode is a post-compensation constructional column.
The post-repair constructional column can refer to a masonry infilled wall reinforced plastering constructional column disclosed in the patent with the publication number of CN105019579B and a construction method thereof, and belongs to the field of buildings. The technical scheme is as follows: including the brickwork, the brickwork both sides all are provided with the reinforcing bar net piece, are connected with the brickwork embedded steel bar that runs through the brickwork between the reinforcing bar net piece, band steel and band steel down are gone up to both ends fixedly connected with respectively about the reinforcing bar net piece, upper portion joint bar and last band steel fixed connection, lower part joint bar and band steel fixed connection down, and the mortar has all been smeared outside in the reinforcing bar net piece.
The method is based on an old masonry infilled wall for reinforcement.
The preset constructional column is that a construction hole is reserved between masonry infilled walls, then reinforcing steel bars are placed into the construction hole, a template is added, and the template is detached after concrete mortar is poured and solidified. The construction speed is slow due to the need of arranging the template.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a masonry filler wall reinforced constructional column, and the construction speed is improved.
The technical purpose of the invention is realized by the following technical scheme: the utility model provides a brickwork infilled wall adds muscle constructional column, includes reinforcing bar subassembly, a plurality of brick group of arranging vertically, brick group comprises first brick and two second bricks, and first brick is located the second brick below, and first brick includes rectangle framework one, fixes the check fender one at rectangle framework one middle part, the second brick includes rectangle framework two the same with rectangle framework one size shape, fixes the check fender two at rectangle framework two middle parts, and two second brick symmetries set up on first brick, and one of them short side A butt of two second bricks, short side A of two second bricks are located the check fender one top of first brick, and the setting of staggering of the short side B of second brick and first brick of check fender forms a short side, and short side A sets up the breach that communicates each other; the steel bar assembly comprises vertical steel bars, rectangular annular steel bars and a steel wire group, the bottoms of the short side surfaces A are provided with through holes through which the annular steel bars pass, the long sides of the annular steel bars pass through the through holes, and the short sides of the annular steel bars abut against the lap joint surfaces; the steel wire groups are symmetrically arranged in two groups, each steel wire group consists of a plurality of connecting steel wires which are arranged in parallel at intervals, two ends of each connecting steel wire are respectively fixed on two opposite long edges of the annular steel bar, and the length of each connecting steel wire is greater than the distance between each connecting steel wire and two connecting points of the two long edges; the vertical steel bars simultaneously penetrate through the steel wire groups of the plurality of bricklaying groups, each vertical steel bar is sleeved with a steel ring sleeve which can move up and down and rotate relative to the vertical steel bar, a plurality of hook members are arranged on the steel ring sleeve, each steel wire group corresponds to one hook member, each hook member consists of two L-shaped hooks which are symmetrically arranged, the horizontal edges of the L-shaped hooks are fixed with the steel ring sleeves, and the vertical edges of the L-shaped hooks vertically extend downwards; the vertical edge of the L-shaped hook is positioned on the outer side of the connecting steel wire, the horizontal edge of the L-shaped hook is abutted against the upper part of the connecting steel wire, and then the steel ring sleeve is rotated to enable the connecting steel wire to be tightened to clamp the vertical steel bar; the inner cavity of the first brick and the inner cavities with notches formed in the two second bricks are filled with slurry.
This scheme utilization is laid bricks itself and is regarded as the template, can directly carry out the thick liquids and pour, simultaneously, reduces the reinforcement process, and the construction is quick.
Further, the height of the through hole is larger than the thickness of the annular reinforcing steel bar.
Thus, mortar can enter the through hole, so that the overall connectivity is stronger.
Furthermore, the annular reinforcing steel bar is fixedly connected with a limiting block which is abutted to the inner wall of the short side surface B of the first bricklaying.
The annular reinforcing steel bars are quickly positioned through the through holes and the limiting blocks.
Furthermore, the annular reinforcing steel bars and the inner wall of the second bricklaying are arranged at intervals.
Therefore, the contact area between the annular steel bar and the mortar is larger, and the connection strength is larger.
Further, the notch height is 4/5 for short side A height.
The breach set up mainly be in order to connect two inner chambers that the second laid bricks, and the breach height is higher, and both connectivity are better, but can reduce the intensity of itself that the second laid bricks for the second laid bricks breaks easily in the transportation, therefore the comprehensive consideration, will highly decide at above-mentioned value.
Furthermore, four vertical steel bars are arranged, the upper end face of each vertical steel bar is provided with a first connecting groove and a second connecting groove which are perpendicular to each other, a first connecting rod is arranged in front of the first connecting groove of every two adjacent vertical steel bars, and two ends of each first connecting rod are respectively inserted into the first connecting grooves of the two vertical steel bars; and a second connecting rod is arranged in front of the second connecting grooves of two adjacent vertical reinforcing steel bars, and two ends of the second connecting rod are respectively inserted into the second connecting grooves of the two vertical reinforcing steel bars.
The arrangement of the first connecting rod and the second connecting rod is convenient for the vertical steel bars to keep a vertical state.
Furthermore, a positioning block is fixed at the upper end of the vertical steel bar, a positioning groove opposite to the positioning block is formed in the upper end face of the steel ring sleeve, and the positioning block and the horizontal edge of the L-shaped hook are consistent in the extending direction of the horizontal plane.
The arrangement of the positioning block and the positioning groove enables the positioning block to be consistent with the horizontal edge of the L-shaped hook in the extending direction of the horizontal plane, vertical steel bars and the steel ring sleeve can conveniently vertically move downwards, and the positioning block is not easy to be hooked by a connecting steel wire.
The invention aims to provide a construction method of a masonry filler wall reinforced constructional column, which is quick in construction.
A construction method of a masonry filler wall reinforced constructional column comprises the following steps: 1) welding or binding the connecting steel wires on the annular steel bars, wherein the parts of the connecting steel wires between the long edges of the two annular steel bars are parallel to the short edges of the annular steel bars;
2) firstly, building brick groups to a designed height through cement mortar, firstly building a first brick during construction of each brick group, then placing an annular reinforcing steel bar on the first brick, and then building two second bricks on the first brick, thus finishing the construction of one brick group;
3) sleeving a steel ring sleeve on the vertical steel bars, enabling a positioning block to be matched with the positioning groove, enabling the vertical steel bars and the steel ring sleeve to vertically downwards penetrate through two adjacent connecting steel wires of a plurality of brick laying groups, and respectively inserting a first connecting rod and a second connecting rod to enable the four vertical steel bars to keep a rectangle; then, the steel ring sleeve is moved downwards to separate the positioning block from the positioning groove, the steel ring sleeve is rotated by 90 degrees and vertically moved downwards to enable the vertical edge of the L-shaped hook to be positioned on the outer side of the connecting steel wire, the horizontal edge of the L-shaped hook is abutted against the upper part of the connecting steel wire, and then the steel ring sleeve is rotated to enable the connecting steel wire to be tightened to clamp the vertical steel bar;
4) and grouting slurry into the inner cavity of the first building brick and the inner cavities with the notches in the two second building bricks.
In conclusion, the invention has the following beneficial effects: the invention effectively improves the construction speed.
Drawings
FIG. 1 is a schematic structural diagram of a bricklaying group in the embodiment;
FIG. 2 is a schematic structural diagram of a first bricklaying;
fig. 3 is a schematic structural diagram of one of the second brickwork hidden in fig. 1, mainly for embodying the structure of the second brickwork;
FIG. 4 is a schematic view of the connection between the annular reinforcing steel bar and the connecting steel wire, and black dots are long-side connection points of the extension section and the annular reinforcing steel bar;
fig. 5 is a schematic diagram of the vertical steel bar and the steel ring sleeve in cooperation with the first connecting rod and the second connecting rod.
Reference numerals: 1. building a brick; 11. a first rectangular frame body; 12. blocking by one; 2. building a second brick; 21. a second rectangular frame body; 22. blocking by a second block; 31. a short side A; 32. a short side face B; 33. a lapping surface; 34. a notch; 35. perforating; 4. vertical reinforcing steel bars; 41. a first connecting groove; 42. a second connecting groove; 43. positioning blocks; 5. an annular reinforcing bar; 51. a limiting block; 6. a steel wire group; 61. connecting steel wires; 611. a connecting section; 612. an extension section; 71. a first link; 72. a second link; 8. a steel ring sleeve; 81. an L-shaped hook; 82. and (6) positioning a groove.
Detailed Description
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
A masonry filler wall reinforcement constructional column comprises a steel bar component and a plurality of vertically arranged brick groups.
As shown in fig. 1-2, the brickwork group comprises a first brickwork 1 and two second brickwork 2, the first brickwork 1 is positioned below the second brickwork 2, and the first brickwork 1 comprises a rectangular frame body 11 and a first block 12 fixed in the middle of the rectangular frame body 11. The second brickwork 2 comprises a second rectangular frame body 21 which is the same as the first rectangular frame body 11 in size and shape, and a second block 22 fixed in the middle of the second rectangular frame body 21. Two second 2 symmetries of laying bricks are set up on first laying brick 1, one of them short side A31 butt of two second laying bricks 2, short side A31 of two second laying bricks 2 is located first 12 tops of check fender of laying bricks 1, the check fender of second laying bricks 2 staggers the setting with first short side B32 of laying bricks 1 and forms a faying surface 33, short side A31 sets up the breach 34 of mutual intercommunication, breach 34 highly is the 4/5 of short side A31 height.
The steel bar component comprises vertical steel bars 4, rectangular annular steel bars 5 and a steel wire group 6. As shown in fig. 3, the bottom of the short side surface a31 is provided with a through hole 35 through which the ring-shaped steel bar 5 passes, the height of the through hole 35 is greater than the thickness of the ring-shaped steel bar 5, the long side of the ring-shaped steel bar 5 simultaneously passes through the through holes 35 of the two short side surfaces a31, the short side of the ring-shaped steel bar 5 abuts against the overlapping surface 33, and the ring-shaped steel bar 5 and the inner wall of the second bricklaying 2 are. And a limiting block 51 abutting against the inner wall of the short side B32 of the first bricklaying 1 is fixed on the annular steel bar 5.
As shown in fig. 3-4, the steel wire groups 6 are symmetrically arranged in two groups, each steel wire group 6 is composed of a plurality of connecting steel wires 61 arranged in parallel at intervals, two ends of each connecting steel wire 61 are respectively fixed on two opposite long edges of the annular steel bar 5, the length of each connecting steel wire 61 is greater than the distance between each connecting steel wire 61 and two connecting points on the two long edges, specifically, each connecting steel wire 61 comprises a connecting section 611 and an extending section 612 integrally formed at two ends of each connecting section 611, each connecting section 611 is parallel to a short edge of the annular steel bar 5, the length of each connecting section 611 is equal to the distance between each connecting steel wire 61 and two connecting points on the two long edges, and each extending section 612 is fixed with the long edge.
As shown in fig. 5, four vertical steel bars 4 are provided, the upper end surface of each vertical steel bar 4 is provided with two first connecting grooves 41 and two second connecting grooves 42 which are mutually and vertically communicated, a first connecting rod 71 is arranged in front of the first connecting groove 41 of two adjacent vertical steel bars 4, and two ends of the first connecting rod 71 are respectively inserted into the first connecting grooves 41 of two vertical steel bars 4; a second connecting rod 72 is arranged in front of the second connecting grooves 42 of two adjacent vertical reinforcing bars 4, and two ends of the second connecting rod 72 are respectively inserted into the second connecting grooves 42 of the two vertical reinforcing bars 4.
As shown in fig. 5, the vertical rebars 4 simultaneously pass through the wire groups 6 of the plurality of bricklaying groups, two rebars pass through all the wire groups 6 on the left side, the other two vertical rebars 4 pass through all the wire groups 6 on the right side, and each vertical rebar 4 is sleeved with a steel ring sleeve 8 which can move up and down and rotate relative to the vertical rebar 4. The steel ring sleeve 8 is provided with a plurality of groups of hook members, and each steel wire group 6 corresponds to one group of hook members. The hook piece is composed of two L-shaped hooks 81 which are symmetrically arranged, the horizontal edge of each L-shaped hook 81 is fixed with the steel ring sleeve 8, and the vertical edge of each L-shaped hook 81 vertically extends downwards. The vertical side of the L-shaped hook 81 is located outside the connecting wire 61, the horizontal side of the L-shaped hook 81 abuts above the connecting wire 61, and then the steel loop 8 is rotated so that the connecting wire 61 is tightened to clamp the vertical reinforcing bar 4. A positioning block 43 is fixed at the upper end of the vertical steel bar 4, a positioning groove 82 corresponding to the positioning block 43 is formed in the upper end face of the steel ring sleeve 8, and the positioning block 43 and the horizontal edge of the L-shaped hook 81 are consistent in the extending direction of the horizontal plane.
The inner cavity of the first bricklaying 1 and the inner cavities of the two second bricklaying 2 which are provided with the notches 34 are filled with slurry.
A construction method of a masonry filler wall reinforced constructional column comprises the following steps:
1) welding or binding the connecting steel wire 61 on the annular steel bars 5, wherein the part of the connecting steel wire 61 between the long sides of the two annular steel bars 5 is parallel to the short sides of the annular steel bars 5;
2) firstly, building brick groups to a designed height by using cement mortar, firstly building a first brick 1 during the construction of each brick group, then placing an annular steel bar 5 on the first brick 1, and then building two second bricks 2 on the first brick 1, thus finishing the construction of one brick group;
3) sleeving the steel ring sleeves 8 on the vertical steel bars 4, enabling the positioning blocks 43 to be matched with the positioning grooves 82, enabling the vertical steel bars 4 and the steel ring sleeves 8 to vertically downwards penetrate through the space between two adjacent connecting steel wires 61 of a plurality of brick laying groups, respectively inserting the first connecting rods 71 and the second connecting rods 72, enabling the four vertical steel bars 4 to keep a rectangle, and welding the first connecting rods 71 and the second connecting rods 72 with the vertical steel bars 4; then, the steel ring sleeve 8 is moved downwards to separate the positioning block 43 from the positioning groove 82, the steel ring sleeve 8 rotates 90 degrees and moves downwards vertically, so that the vertical edge of the L-shaped hook 81 is positioned on the outer side of the connecting steel wire 61, the horizontal edge of the L-shaped hook 81 is abutted against the upper part of the connecting steel wire 61, and then the steel ring sleeve 8 is rotated to tighten the connecting steel wire 61 to clamp the vertical steel bar 4;
4) the slurry is poured into two inner cavities of the first bricklaying 1 and the inner cavities of the two second bricklaying 2 with the notches 34 opened therein, and the slurry is not poured into the other inner cavity of the second bricklaying 2.
Claims (8)
1. The utility model provides a brickwork infilled wall adds muscle constructional column, includes the group of brickwork of reinforcing bar subassembly, a plurality of vertical arranging, its characterized in that: the brickwork group comprises a first brickwork (1) and two second brickwork (2), wherein the first brickwork (1) is positioned below the second brickwork (2), the first brickwork (1) comprises a rectangular frame body I (11) and a block I (12) fixed at the middle part of the rectangular frame body I (11), the second brickwork (2) comprises a rectangular frame body II (21) with the same size and shape as the rectangular frame body I (11) and a block II (22) fixed at the middle part of the rectangular frame body II (21), the two second brickwork (2) are symmetrically arranged on the first brickwork (1), one short side surface A (31) of the two second brickwork (2) is abutted against the short side surface A (31) of the two second brickwork (2) is positioned above the block I (12) of the first brickwork (1), and the block II (22) of the second brickwork (2) and the short side surface B (32) of the first brickwork (1) are staggered to form an overlapping surface (33), the short side surface A (31) is provided with notches (34) which are communicated with each other; the steel bar assembly comprises vertical steel bars (4), rectangular annular steel bars (5) and a steel wire group (6), the bottoms of the short side surfaces A (31) are provided with through holes (35) through which the annular steel bars (5) pass, the long sides of the annular steel bars (5) pass through the through holes (35), and the short sides of the annular steel bars (5) abut against the lapping surfaces (33); the steel wire groups (6) are symmetrically arranged in two groups, each steel wire group (6) is composed of a plurality of connecting steel wires (61) which are arranged in parallel at intervals, two ends of each connecting steel wire (61) are respectively fixed on two opposite long edges of the annular steel bar (5), and the length of each connecting steel wire (61) is greater than the distance between each connecting steel wire (61) and two connecting points of the two long edges; the steel wire groups (6) of the plurality of bricklaying groups are simultaneously penetrated by the vertical steel bars (4), a steel ring sleeve (8) which can move up and down and rotate relative to the vertical steel bars (4) is sleeved on each vertical steel bar (4), a plurality of groups of hook members are arranged on the steel ring sleeve (8), each steel wire group (6) corresponds to one group of hook members, each hook member is composed of two L-shaped hooks (81) which are symmetrically arranged, the horizontal edges of the L-shaped hooks (81) are fixed with the steel ring sleeve (8), and the vertical edges of the L-shaped hooks (81) vertically extend downwards; the vertical edge of the L-shaped hook (81) is positioned on the outer side of the connecting steel wire (61), the horizontal edge of the L-shaped hook (81) abuts against the upper side of the connecting steel wire (61), and then the steel ring sleeve (8) is rotated to enable the connecting steel wire (61) to be tightened to clamp the vertical steel bar (4); the inner cavity of the first laying brick (1) and the inner cavities of the two second laying bricks (2) provided with the notches (34) are filled with slurry.
2. The masonry infilled wall reinforced constructional column of claim 1, characterized by: the height of the through hole (35) is larger than the thickness of the annular reinforcing steel bar (5).
3. The masonry infilled wall reinforced constructional column of claim 1, characterized by: a limiting block (51) abutting against the inner wall of the short side surface B (32) of the first bricklaying (1) is fixed on the annular steel bar (5).
4. The masonry infilled wall reinforced constructional column of claim 1, characterized by: the annular reinforcing steel bars (5) and the inner wall of the second bricklaying (2) are arranged at intervals.
5. The masonry infilled wall reinforced constructional column of claim 1, characterized by: the height of the notch (34) is 4/5 of the height of the short side A (31).
6. The masonry infilled wall reinforced constructional column of claim 1, characterized by: the number of the vertical steel bars (4) is four, the upper end face of each vertical steel bar (4) is provided with a first connecting groove (41) and a second connecting groove (42) which are perpendicular to each other, a first connecting rod (71) is arranged in front of the first connecting groove (41) of every two adjacent vertical steel bars (4), and two ends of each first connecting rod (71) are respectively inserted into the first connecting grooves (41) of the two vertical steel bars (4); a second connecting rod (72) is arranged in front of the second connecting grooves (42) of two adjacent vertical steel bars (4), and two ends of the second connecting rod (72) are respectively inserted into the second connecting grooves (42) of the two vertical steel bars (4).
7. The masonry infilled wall reinforced constructional column of claim 1, characterized by: a positioning block (43) is fixed at the upper end of the vertical steel bar (4), a positioning groove (82) opposite to the positioning block (43) is formed in the upper end face of the steel ring sleeve (8), and the positioning block (43) and the horizontal edge of the L-shaped hook (81) are consistent in the extending direction of the horizontal plane.
8. A construction method of a masonry filler wall reinforced constructional column is characterized by comprising the following steps: 1) welding or binding the connecting steel wire (61) on the annular steel bars (5), wherein the part of the connecting steel wire (61) between the long sides of the two annular steel bars (5) is parallel to the short sides of the annular steel bars (5);
2) firstly, building brick groups to a designed height by using cement mortar, firstly building a first brick (1) during construction of each brick group, then placing an annular reinforcing steel bar (5) on the first brick (1), and then building two second bricks (2) on the first brick (1), thus finishing the construction of one brick group;
3) sleeving a steel ring sleeve (8) on the vertical steel bars (4), enabling a positioning block (43) to be matched with a positioning groove (82), enabling the vertical steel bars (4) and the steel ring sleeve (8) to vertically downwards penetrate through two adjacent connecting steel wires (61) of a plurality of brick laying groups, and respectively inserting a first connecting rod (71) and a second connecting rod (72) to enable the four vertical steel bars (4) to keep a rectangle; then, the steel ring sleeve (8) is moved downwards to enable the positioning block (43) to be separated from the positioning groove (82), the steel ring sleeve (8) rotates for 90 degrees and moves downwards vertically, the vertical edge of the L-shaped hook (81) is located on the outer side of the connecting steel wire (61), the horizontal edge of the L-shaped hook (81) abuts against the upper portion of the connecting steel wire (61), and then the steel ring sleeve (8) is rotated to enable the connecting steel wire (61) to be tightened to clamp the vertical steel bar (4);
4) and (3) pouring the slurry into the inner cavity of the first laying brick (1) and the inner cavities provided with the notches (34) in the two second laying bricks (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911167923.5A CN110820992B (en) | 2019-11-25 | 2019-11-25 | Masonry infilled wall reinforced constructional column and construction method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911167923.5A CN110820992B (en) | 2019-11-25 | 2019-11-25 | Masonry infilled wall reinforced constructional column and construction method thereof |
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| CN110820992B true CN110820992B (en) | 2021-01-12 |
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| GB2440531B (en) * | 2006-08-01 | 2008-07-02 | Pyramid Builders Ltd | Reinforced Masonry Panel Structure |
| CN105155724B (en) * | 2015-06-25 | 2018-11-13 | 吴丽敏 | A kind of construction method for the constructional column constructed simultaneously with frame structure filling wall |
| US10648176B2 (en) * | 2016-10-06 | 2020-05-12 | Manuel Humberto Olarte Michel | Precast block and installation system for construction of walls and slabs |
| CN206987109U (en) * | 2017-07-25 | 2018-02-09 | 中国建筑第七工程局有限公司 | A kind of embedded combined type exempts from formwork crisscross configuration post |
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Effective date of registration: 20230320 Address after: No. 27, Hangkong Road, Zhangwan Town, Xiangzhou District, Xiangyang City, Hubei Province, 441199 Patentee after: Xiangyang Xiangzhou District Water Conservancy and Hydropower Construction Engineering Office Address before: 430040 No.43 (9), Miaoji street, baiquanmao, Dongxihu District, Wuhan City, Hubei Province Patentee before: Hubei Wanquan Construction Engineering Co.,Ltd. |