CN101481928A - House construction structure with steel-concrete reticular structure as main part - Google Patents
House construction structure with steel-concrete reticular structure as main part Download PDFInfo
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- CN101481928A CN101481928A CNA2008100723522A CN200810072352A CN101481928A CN 101481928 A CN101481928 A CN 101481928A CN A2008100723522 A CNA2008100723522 A CN A2008100723522A CN 200810072352 A CN200810072352 A CN 200810072352A CN 101481928 A CN101481928 A CN 101481928A
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Abstract
The invention relates to a building construction structure adopting a steel reinforced concrete reticular structure as a main part. The building construction structure comprises a plurality of vertical channel steels, angle steels horizontally arranged to transversely cross every two adjacent vertical channel steels and tee steels horizontally arranged, and is provided with a plurality of layers, wherein each layer is provided with adjacent separated front and back or left and right house steel plate frames, each layer of house supporting frame is provided with reinforcing steel bars, the wall surface of each supporting frame is provided with doublelayer horizontal reinforcing steel B and vertical reinforcing steel B, and door and window frame bodies of the supporting frames are fixed on the vertical channel steels, the angle steels horizontally arranged and the tee steels horizontally arranged by reinforced reinforcing steels. The building construction structure not only can relieve the problem of energy shortage, but also can improve the overall insulation, sound insulation and ventilation performance of the house, increase the assembly speed and efficiency and prevent the house from being cracked under expansion on heating and contraction on cooling.
Description
Technical field
The present invention relates to a kind of building structure, particularly a kind of house architectural structure based on the steel reinforced concrete net structure.
Background technology
The material of house architectural structure all is to adopt raw materials such as cement, concrete basically at present, its consumption is very big, and it is in short supply day by day with the high-quality mineral aggregate that is used for cement baking to be used to dispose concrete sandstone, therefore according to traditional building structure and building method, the supply of raw material amount probably is difficult to continue supply and goes down.
Summary of the invention
The object of the present invention is to provide a kind of house architectural structure based on the steel reinforced concrete net structure, it adopts steel and reinforcing bar to interfix to involve and forms, not only can alleviate the energy starved problem, and can make that house integral body is heat insulation, sound insulation and permeability obtain good improvement, can be prefabricated in the factory in addition to produce to be transported on the spot again behind each component and assemble, thereby improve overall package speed and efficient greatly.
Technical solution of the present invention is to constitute like this, it is characterized in that: a. is by the many perpendicular channel-section steels of putting and be across the angle steel of the horizontal positioned between the adjacent two perpendicular channel-section steels of putting and T-steel is formed and had multilayer, and every layer of house steel plate framework with front and back or left and right sides adjacent compartments, between each adjacent compartments, be provided with T-steel every layer bottom, the edge that is positioned at house architectural structure is provided with angle steel, the place, corner is provided with the perpendicular channel-section steel of putting around each compartment, place, corner by four compartment coexistences is provided with the cross hollow-core construction that four perpendicular channel-section steels of putting are formed, perpendicular channel-section steel and cross hollow-core construction of putting is provided with securing member, securing member is by being bolted on the perpendicular channel-section steel of putting and cross hollow-core construction, angle steel and T-steel are placed on the securing member, and be connected on the securing member by bolt, adopt concrete casting, channel-section steel in the middle of the cross hollow-core construction, angle steel, T-steel and be provided with circular screwhole by the cross hollow-core construction; Above-mentioned every layer of support frame in house that connect and compose of forming by angle steel, channel-section steel, T-steel, cross hollow-core construction;
B. the every layer of support frame in house is provided with reinforcing bar, and wherein reinforcing bar is divided into four kinds of situations: 1 horizontal reinforcement is divided into two kinds of situations: a kind of is to be the horizontal reinforcement B that the longitude and latitude distribution has constituted the steel mesh reinforcement structure of house aspect; Another kind is the horizontal reinforcement A that is provided with on the support frame, and the reinforcing bar that horizontal reinforcement A and horizontal reinforcement B all pass circular screwhole 2 on channel-section steel or the cross hollow-core construction, vertically distribute is divided into two kinds of situations: a kind of is the reinforcing bar A of the vertical distribution that is provided with in the dead slot of channel-section steel; Another kind is to be arranged at the adjacent angle steel that is parallel to each other or the reinforcing bar B of the vertical distribution between the T-steel, vertically the reinforcing bar B that distributes passes the circular screwhole on angle steel, the T-steel, vertically reinforcing bar B and the horizontally disposed reinforcing bar top that distributes is provided with hook formation, and is fixed on the top or the below of circular screwhole; The top of the reinforcing bar B of the vertical distribution that the bottom of the vertical reinforcing bar B that distributes is corresponding with lower floor is connected by hook formation, the end of horizontal reinforcement A passes and extends channel-section steel and fix this end by hook formation, the horizontal reinforcement A other end is connected with the hook formation of adjacent horizontal reinforcement channel-section steel that A extends, and horizontal reinforcement B directly is connected by hook formation with the place that vertical reinforcing bar top crosses; Vertically reinforcing bar B and horizontal reinforcement B are connected to form net structure on the metope in room; (hook formation can reduce and even avoid because expand with heat and contract with cold relatively moving between the reinforcing bar that is brought)
C. the wall locations of described support frame is provided with double-deck horizontal reinforcement B and vertical reinforcing bar B, double-deck horizontal reinforcement B and vertical reinforcing bar B are provided with and are used to install granitic wall hook, be provided with extruded sheet or plastic foam plate between double-deck horizontal reinforcement B and the vertical reinforcing bar B, the skin of reinforcing bar is provided with the metal stratum reticulare, the metal stratum reticulare is provided with glass web, be provided with extruded sheet between the horizontal reinforcement B of the bilayer of outer body of wall and the vertical reinforcing bar B, exterior wall body surface layer sprays cement sand bed, described cement sand bed is by cement, microlith, sand mixes, be provided with plastic foam plate between the horizontal reinforcement B of the bilayer of interior body of wall and the vertical reinforcing bar B, have three to close the bed of material except that spraying on the interior wall body surface layer in the room that is used for kitchen and washroom, described three close the bed of material by cement, husky and soil mixes; Be used for spraying on the interior wall body surface layer in room of kitchen and washroom cement sand bed is arranged;
The small size reinforcing bar that passes through of the horizontal reinforcement B of d. described body of wall bilayer and vertical reinforcing bar B structure carries out colligation;
E. the door and window framework of described support frame adopts stiffener to be fixed on the angle steel or channel-section steel of support frame, and four jiaos of the door and window framework are fixed on the angle steel or channel-section steel of house steel plate framework by reinforcing bar again; Door and window framework between layer and the layer adopts reinforcing bar to be bundled into the square structure;
F. the perpendicular face of putting of described T-steel has stiffener by bolt.
More existing technology, the present invention has following beneficial effect: (1) is adopted steel and reinforcing bar to interfix to involve and is formed the overall structure firm stable; (2) change traditional old model that mainly utilizes cement and concrete construction, can alleviate the energy starved problem greatly; (3) be provided with extruded sheet or plastic foam plate between exterior wall and the framework, can improve the whole heat-insulation and heat-preservation in house, sound insulation and permeability; (4) reinforcing bar has adopted the hook ways of connecting, makes expanding with heat and contract with cold of house have cushion space, can improve anti crack performance, thereby also effectively avoid drainage; (5) can be prefabricated in the factory to produce to be transported on the spot again behind each component and assemble, thereby improve overall package speed and efficient greatly.
Description of drawings
Fig. 1 is the vertical view based on the house architectural structure of steel reinforced concrete net structure.
Fig. 2 is the elevation based on the house architectural structure of steel reinforced concrete net structure.
Fig. 3 is the left view based on the house architectural structure of steel reinforced concrete net structure.
Fig. 4 is based on the outer wall body structure schematic diagram of the house architectural structure of steel reinforced concrete net structure.
Fig. 5 is based on wall body structure schematic diagram in the house architectural structure of steel reinforced concrete net structure.
Fig. 6 is the balcony structure chart based on the house architectural structure of steel reinforced concrete net structure.
Fig. 7 is provided with the structural representation of stiffener for T-steel.
1, reinforcing bar B5, stiffener 6, extruded sheet 7, plastic foam plate 8, the cement sand bed 9, three of channel-section steel 1-1 securing member 2, angle steel 3, T-steel 3-1, stiffener 4, reinforcing bar 4-1, horizontal reinforcement A4-2, horizontal reinforcement B4-3, the reinforcing bar A4-4 that vertically distributes, vertically distribution close the bed of material 10, metal stratum reticulare 11, glass web 12, bolt 13, wall hook 14, cross hollow-core construction
The specific embodiment
Below in conjunction with specification drawings and specific embodiments content of the present invention is elaborated:
As Fig. 1～3, by the many perpendicular channel-section steels of putting 1 be across the angle steel 2 of the horizontal positioned between the adjacent two perpendicular channel-section steels of putting and the T-steel 3 of horizontal positioned is formed and had multilayer, and every layer of house steel plate framework with front and back or left and right sides adjacent compartments, between each adjacent compartments, be provided with T-steel every layer bottom, the edge that is positioned at house architectural structure is provided with angle steel, the place, corner is provided with the perpendicular channel-section steel of putting around each compartment, place, corner by four compartment coexistences is provided with the cross hollow-core construction that four perpendicular channel-section steels of putting are formed, perpendicular channel-section steel and cross hollow-core construction 14 of putting is provided with securing member, securing member is fixed on the perpendicular channel-section steel of putting and cross hollow-core construction by bolt 12, angle steel and T-steel are placed on the securing member, and be connected on the securing member by bolt, adopt concrete casting, channel-section steel in the middle of the cross hollow-core construction, angle steel, T-steel and be provided with circular screwhole by the cross hollow-core construction; Above-mentioned every layer of support frame in house that connect and compose of forming by angle steel, channel-section steel, T-steel, cross hollow-core construction;
The every layer of support frame in house is provided with reinforcing bar 4, and wherein reinforcing bar is divided into four kinds of situations: 1 horizontal reinforcement is divided into two kinds of situations: a kind of is to be the horizontal reinforcement B4-2 that the longitude and latitude distribution has constituted the steel mesh reinforcement structure of house aspect; Another kind is the horizontal reinforcement A4-1 that is provided with on the support frame, and the reinforcing bar that horizontal reinforcement A and horizontal reinforcement B all pass circular screwhole 2 on channel-section steel or the cross hollow-core construction, vertically distribute is divided into two kinds of situations: a kind of is the reinforcing bar A4-4 of the vertical distribution that is provided with in the dead slot of channel-section steel; Another kind is to be arranged at the adjacent angle steel that is parallel to each other or the reinforcing bar B4-3 of the vertical distribution between the T-steel, vertically the reinforcing bar B that distributes passes the circular screwhole on angle steel, the T-steel, vertically reinforcing bar B and the horizontally disposed reinforcing bar top that distributes is provided with hook formation, and is fixed on the top or the below of circular screwhole; The top of the reinforcing bar B of the vertical distribution that the bottom of the vertical reinforcing bar B that distributes is corresponding with lower floor is connected by hook formation, the end of horizontal reinforcement A passes and extends channel-section steel and fix this end by hook formation, the horizontal reinforcement A other end is connected with the hook formation of adjacent horizontal reinforcement channel-section steel that A extends, and horizontal reinforcement B directly is connected by hook formation with the place that vertical reinforcing bar top crosses; Vertically reinforcing bar B and horizontal reinforcement B are connected to form net structure on the metope in room; Reinforcing bar intersection binds by iron wire.All reinforcing bars adopt enough shape structures to connect to the place that connects, and its purpose is to prevent the relatively moving between the reinforcing bar that is caused of expanding with heat and contract with cold, and produces the phenomenon of body of wall generation slight crack.
Wall locations as Fig. 4-5 support frame is provided with double-deck horizontal reinforcement B and vertical reinforcing bar B, double-deck horizontal reinforcement B and vertical reinforcing bar B are provided with and are used to install granitic wall hook 13, wall hook is made of reinforcing bar, on granite, be provided with and the corresponding groove of wall hook, can make more firm being connected on the exterior wall of granite by this structure.Be provided with extruded sheet or plastic foam plate between double-deck horizontal reinforcement B and the vertical reinforcing bar B, the skin of reinforcing bar is provided with metal stratum reticulare 10, the metal stratum reticulare is provided with glass web 11, the cement mortar or three that described glass web can make it to spray the back close material more firm attached on the body of wall, and can not come off; Be provided with extruded sheet 6 between the horizontal reinforcement B of the bilayer of outer body of wall and the vertical reinforcing bar B, exterior wall body surface layer sprays cement sand bed 8, described cement sand bed is mixed by cement, microlith, sand, be provided with plastic foam plate 7 between the horizontal reinforcement B of the bilayer of interior body of wall and the vertical reinforcing bar B, have three to close the bed of material 9 except that spraying on the interior wall body surface layer in the room that is used for kitchen and washroom, described three close the bed of material is mixed by cement, sand and soil; Be used for spraying on the interior wall body surface layer in room of kitchen and washroom cement sand bed is arranged.Outer body of wall and kitchen, top layer, washroom are sprayed cement sand bed and can be played the leakproof effect.The small size reinforcing bar that passes through of body of wall double steel bar structure carries out colligation, stability that like this can stiffener.
Door and window framework as Fig. 6 support frame adopts stiffener 5 to be fixed on the perpendicular angle steel of channel-section steel and horizontal positioned and the T-steel of horizontal positioned put of support frame, and four jiaos of the door and window framework are fixed on the angle steel or channel-section steel of house steel plate framework by reinforcing bar again.Door and window framework between layer and the layer, the employing reinforcing bar is bundled into the square structure, stability that can stiffener.The perpendicular face of putting of T-steel has stiffener 3-1 by bolt, and this kind scheme is suitable for the bigger T-steel of span, by this kind scheme, can strengthen the intensity of T-steel, strengthens it and is subjected to force intensity.
As the balcony of Fig. 7 house steel plate framework by the square frame construction that angle steel constituted that is locked at respective storey framework channel-section steel inside groove by bolt, be provided with the many reinforcing bars that are arranged in order in the square frame construction, the centre accompanies the fiber web layer that reinforcing bar is coated togather, skin is a cement layer, for the base plate of balcony, irritate pouring mud by traditional mode.
Securing member is that the wide angle steel of a kind of and perpendicular channel-section steel of putting cuts piece, and in cutting piece, be welded with the triangle rock-steady structure that the triangle metal material constitutes, securing member is provided with circular screwhole, securing member can be fixed on channel-section steel or the cross hollow-core construction by bolt assembly, and be placed on the securing member, and be connected with channel-section steel by securing member at angle steel between the channel-section steel or T-steel.
Channel-section steel inside is provided with reinforcing bar, and by being banded with the small size reinforcing bar that inner reinforcing bar can be fixed in the channel-section steel around the channel-section steel, a side opening of channel-section steel is provided with the wire lath of band glass web, and wire lath is provided with cement layer outward, the inside of channel-section steel is perfused with concrete, can strengthen the intensity of channel-section steel like this.
The cross hollow-core construction of four channel-section steel compositions is that four channel-section steels are formed by connecting, and inside is provided with the perpendicular reinforcing bar of putting, and makes four with the channel-section steel connection by corresponding angle steel is set in the junction, and cross hollow-core construction inside is perfused with concrete.
The reinforcing bar that is used for tractive ground and balcony in the described reinforcing bar adopts the reinforcing bar of Φ 6～Φ 10, and the body of wall reinforcing bar adopts the reinforcing bar of Φ 6～Φ 8, and body of wall diagonal angle tractive reinforcing bar adopts the reinforcing bar of Φ 10.
Channel-section steel, angle steel, T-steel, securing member and cross hollow-core construction are fixed on square support frame surface and all are coated with glass web, and,, solve the antirust problem of above-mentioned steel by such mode at last to support frame spray cement mortar by little iron wire fixing glass fibre web.
Claims (7)
1. house architectural structure based on the steel reinforced concrete net structure is characterized in that:
A. by the many perpendicular channel-section steels of putting be across the angle steel of the horizontal positioned between the adjacent two perpendicular channel-section steels of putting and the T-steel of horizontal positioned is formed and had multilayer, and every layer of house steel plate framework with front and back or left and right sides adjacent compartments, between each adjacent compartments, be provided with T-steel every layer bottom, the edge that is positioned at house architectural structure is provided with angle steel, the place, corner is provided with the perpendicular channel-section steel of putting around each compartment, place, corner by four compartment coexistences is provided with the cross hollow-core construction that four perpendicular channel-section steels of putting are formed, perpendicular channel-section steel and cross hollow-core construction of putting is provided with securing member, securing member is by being bolted on the perpendicular channel-section steel of putting and cross hollow-core construction, angle steel and T-steel are placed on the securing member, and be connected on the securing member by bolt, adopt concrete casting, channel-section steel in the middle of the cross hollow-core construction, angle steel, T-steel and be provided with circular screwhole by the cross hollow-core construction; Above-mentioned every layer of support frame in house that connect and compose of forming by angle steel, channel-section steel, T-steel, cross hollow-core construction;
B. the every layer of support frame in house is provided with reinforcing bar, and wherein reinforcing bar is divided into two kinds of situations: 1 horizontal reinforcement is divided into two kinds of situations: a kind of is to be the horizontal reinforcement B that the longitude and latitude distribution has constituted the steel mesh reinforcement structure of house aspect; Another kind is the horizontal reinforcement A that is provided with on the support frame, and the reinforcing bar that horizontal reinforcement A and horizontal reinforcement B all pass circular screwhole 2 on channel-section steel or the cross hollow-core construction, vertically distribute is divided into two kinds of situations: a kind of is the reinforcing bar A of the vertical distribution that is provided with in the dead slot of channel-section steel; Another kind is to be arranged at the adjacent angle steel that is parallel to each other or the reinforcing bar B of the vertical distribution between the T-steel, vertically the reinforcing bar B that distributes passes the circular screwhole on angle steel, the T-steel, vertically reinforcing bar B and the horizontally disposed reinforcing bar top that distributes is provided with hook formation, and is fixed on the top or the below of circular screwhole; The top of the reinforcing bar B of the vertical distribution that the bottom of the vertical reinforcing bar B that distributes is corresponding with lower floor is connected by hook formation, the end of horizontal reinforcement A passes and extends channel-section steel and fix this end by hook formation, the horizontal reinforcement A other end is connected with the hook formation of adjacent horizontal reinforcement channel-section steel that A extends, and horizontal reinforcement B directly is connected by hook formation with the place that vertical reinforcing bar top crosses; Vertically reinforcing bar B and horizontal reinforcement B are connected to form net structure on the metope in room;
C. the wall locations of described support frame is provided with double-deck horizontal reinforcement B and vertical reinforcing bar B, double-deck horizontal reinforcement B and vertical reinforcing bar B are provided with and are used to install granitic wall hook, be provided with extruded sheet or plastic foam plate between double-deck horizontal reinforcement B and the vertical reinforcing bar B, the skin of reinforcing bar is provided with the metal stratum reticulare, the metal stratum reticulare is provided with glass web, be provided with extruded sheet between the horizontal reinforcement B of the bilayer of outer body of wall and the vertical reinforcing bar B, exterior wall body surface layer sprays cement sand bed, described cement sand bed is by cement, microlith, sand mixes, be provided with plastic foam plate between the horizontal reinforcement B of the bilayer of interior body of wall and the vertical reinforcing bar B, have three to close the bed of material except that spraying on the interior wall body surface layer in the room that is used for kitchen and washroom, described three close the bed of material by cement, husky and soil mixes; Be used for spraying on the interior wall body surface layer in room of kitchen and washroom cement sand bed is arranged;
The small size reinforcing bar that passes through of the horizontal reinforcement B of d. described body of wall bilayer and vertical reinforcing bar B structure carries out colligation;
E. the door and window framework of described support frame adopts stiffener to be fixed on the perpendicular angle steel of channel-section steel and horizontal positioned and the T-steel of horizontal positioned put of support frame, and four jiaos of the door and window framework are fixed on the angle steel or channel-section steel of house steel plate framework by reinforcing bar again; Door and window framework between layer and the layer adopts reinforcing bar to be bundled into the square structure;
F. the perpendicular face of putting of described T-steel has stiffener by bolt.
2. the house architectural structure based on steel work according to claim 1, it is characterized in that: the balcony of described house steel plate framework is by the square frame construction that angle steel constituted of the steel inside groove that is locked at respective storey house steel plate framework by bolt, be provided with the many reinforcing bars that are arranged in order in the square frame construction, the centre accompanies the fiber web layer that reinforcing bar is coated togather, and skin is a cement layer.
3. the house architectural structure based on steel work according to claim 1, it is characterized in that described securing member is that the wide angle steel of a kind of and perpendicular channel-section steel of putting cuts piece, and in cutting piece, being welded with the triangle rock-steady structure that the triangle metal material constitutes, securing member is provided with circular screwhole.
4. the house architectural structure based on steel work according to claim 1, it is characterized in that described channel-section steel inside is provided with reinforcing bar, and by being banded with the small size reinforcing bar that inner reinforcing bar can be fixed in the channel-section steel around the channel-section steel, one side opening of channel-section steel is provided with the wire lath of band glass web, wire lath is provided with cement layer outward, and the inside of channel-section steel is perfused with concrete.
5. the house architectural structure based on steel work according to claim 1, it is characterized in that described is the cross symmetrical structure that four channel-section steels are formed by connecting by the cross hollow-core construction, cross hollow-core construction inside is provided with the perpendicular reinforcing bar of putting, make four with the channel-section steel connection by corresponding angle steel is set in the junction, cross hollow-core construction inside is perfused with concrete.
6. according to claim 1,2,3,4 or 5 described house architectural structures based on steel work, it is characterized in that: the external surface in channel-section steel, angle steel, T-steel, securing member and cross hollow-core construction all is coated with glass web, and by little iron wire fixing glass fibre web.
7. the house architectural structure based on steel work according to claim 6 is to support frame spray cement mortar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100723522A CN101481928B (en) | 2008-12-12 | 2008-12-12 | House construction structure with steel-concrete reticular structure as main part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100723522A CN101481928B (en) | 2008-12-12 | 2008-12-12 | House construction structure with steel-concrete reticular structure as main part |
Publications (2)
| Publication Number | Publication Date |
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| CN101481928A true CN101481928A (en) | 2009-07-15 |
| CN101481928B CN101481928B (en) | 2011-04-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2008100723522A Expired - Fee Related CN101481928B (en) | 2008-12-12 | 2008-12-12 | House construction structure with steel-concrete reticular structure as main part |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102400512A (en) * | 2011-10-28 | 2012-04-04 | 王本淼 | Steel bar and foam combined filled member for hollow floor system |
| CN102561197A (en) * | 2012-01-11 | 2012-07-11 | 中铁大桥局股份有限公司 | Method for construction of stiff skeleton and banding of tower column rebars |
| CN104895243A (en) * | 2015-06-17 | 2015-09-09 | 长春工程学院 | Prefabricated confined concrete shear wall board |
| CN109457836A (en) * | 2018-12-04 | 2019-03-12 | 郑勤民 | It banks up a fire wall construction and the building structure containing wall construction of banking up a fire |
| CN109457836B (en) * | 2018-12-04 | 2024-05-17 | 乌恰县就业创业市政有限责任公司 | Fire sealing wall structure and house structure with fire sealing wall structure |
-
2008
- 2008-12-12 CN CN2008100723522A patent/CN101481928B/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102400512A (en) * | 2011-10-28 | 2012-04-04 | 王本淼 | Steel bar and foam combined filled member for hollow floor system |
| CN102400512B (en) * | 2011-10-28 | 2015-01-14 | 王本淼 | Steel bar and foam combined filled member for hollow floor system |
| CN102561197A (en) * | 2012-01-11 | 2012-07-11 | 中铁大桥局股份有限公司 | Method for construction of stiff skeleton and banding of tower column rebars |
| CN104895243A (en) * | 2015-06-17 | 2015-09-09 | 长春工程学院 | Prefabricated confined concrete shear wall board |
| CN109457836A (en) * | 2018-12-04 | 2019-03-12 | 郑勤民 | It banks up a fire wall construction and the building structure containing wall construction of banking up a fire |
| CN109457836B (en) * | 2018-12-04 | 2024-05-17 | 乌恰县就业创业市政有限责任公司 | Fire sealing wall structure and house structure with fire sealing wall structure |
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| Publication number | Publication date |
|---|---|
| CN101481928B (en) | 2011-04-13 |
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Granted publication date: 20110413 Termination date: 20121212 |