CN207739436U - A kind of assembled steel reinforced concrete shear walls structure - Google Patents

A kind of assembled steel reinforced concrete shear walls structure Download PDF

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Publication number
CN207739436U
CN207739436U CN201721784841.1U CN201721784841U CN207739436U CN 207739436 U CN207739436 U CN 207739436U CN 201721784841 U CN201721784841 U CN 201721784841U CN 207739436 U CN207739436 U CN 207739436U
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China
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steel
reinforced concrete
shear walls
concrete shear
assembled
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龚超
王月栋
侯兆新
张泽宇
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Metallurgical Construction Research Institute (shenzhen) Co Ltd
Central Research Institute of Building and Construction Co Ltd MCC Group
China Jingye Engineering Corp Ltd
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Metallurgical Construction Research Institute (shenzhen) Co Ltd
Central Research Institute of Building and Construction Co Ltd MCC Group
China Jingye Engineering Corp Ltd
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Abstract

The utility model discloses a kind of assembled steel reinforced concrete shear walls structure, mounting hole is provided on the upper end of the assembled steel reinforced concrete shear walls structure or the end cross rail outer edge of a wing of lower end;The one end for not setting crossbeam is provided with junction steel plate seat, and mounting hole is also equipped on the junction steel plate seat, corresponding with the position of mounting hole on the end cross rail outer edge of a wing;Precast concrete place corresponding with the position of mounting hole on the cross rail outer edge of a wing of end is provided with the technology groove of installation bolt or nut.The utility model assembled steel reinforced concrete shear walls structure prefabrication degree is high, and situ wet operation is few.Use full bolt connecting mode, site operation speed fast between assembled steel reinforced concrete shear walls and with periphery girder steel.Anti-seismic performance is good, is applicable to high earthquake intensity area, and structure maxi-mum height is big.

Description

A kind of assembled steel reinforced concrete shear walls structure
Technical field
The utility model is related to construction engineering technical field more particularly to a kind of assembled steel reinforced concrete shear walls structures And its it prepares.
Background technology
In China's residential housing, cast-in-situ steel reinforced concrete Shear Wall Residential structure is widely applied.Cast in place reinforced bar Concrete shear wall structure house has:(1)Structure is integrated with going along with sb. to guard him, and shear wall, which had not only been used as structural elements but also had been used as, goes along with sb. to guard him structure Part;(2)Structure with it is heat insulation integrated, concrete itself is thermal inertia material, good heat insulating;(3)Structure and protection integrated, Reinforcing bar is coated in concrete, is prevented fires without anti-corrosion, and non-maintaining.(4)Structure with it is decoration integrated, concrete can be directly as Architectural surface uses.(5)Good economy performance, the rigidity of structure are big.(6)Using effect is good, and indoor not head beam reveals column.(7)Soundproof effect It is good.Etc. various comprehensive advantages.But cast-in-situ steel reinforced concrete shear wall structure house there are still:Situ wet operation is more, assembly Change degree is not high, the wasting of resources, environmental pollution, can not achieve the deficiencies of four sections, one environmental protection, does not meet building industry modernization Growth requirement.
Precast reinforced concrete shear wall structural system have prefabrication, assembled in situ construction, the wasting of resources few and The advantages such as environmental pollution is small, but there are still join domain quantity that more, node connects for precast reinforced concrete shear wall structural system Meet the deficiencies of inconvenient, situ wet operation is more, construction efficiency is not high, of high cost.Reinforcing bar in precast reinforced concrete shear wall structure It is connected frequently with grout sleeve, this kind of connection type is higher to precast reinforced concrete shear wall requirement on machining accuracy, reinforcing bar position Slightly deviation is set, live reinforcing bar will be difficult to penetrate in sleeve;Simultaneously because shear force wall reinforcing steel bar quantity is more, and it is working at height, The centering of levels precast reinforced concrete shear wall and bar connecting site operation difficulty are larger;Lower layer's prefabricated reinforced concrete is cut Power wall reinforcing bar is overhanging to be penetrated after upper layer precast reinforced concrete shear wall reserves grout sleeve, it is also necessary to is perfused in sleeve high-strength Grouting material, since the process is mostly common rural migrant worker, the construction matter of reinforced bar sleeve grouting for concealed work and execute-in-place worker Amount is often difficult to ensure, is difficult to remedy having pinpointed the problems, there are some potential safety problemss.
Therefore, it develops with factorial praluction, the full assembled in scene connects, jointing quantity is few, construction efficiency is high, warp The technology that the novel fabricated shear wall structural system for the comprehensive advantages such as Ji property is good becomes those skilled in the art's urgent need to resolve is difficult Topic.
Utility model content
The purpose of this utility model is to provide a kind of structure novel uniqueness, easy to use, and can effectively avoid scene Wet construction is more, construction efficiency is not high, of high cost and reinforcing bar grout sleeve connection site operation difficulty is larger, quality is not easy to ensure And the assembled steel reinforced concrete shear walls structure of the problems such as of high cost, it is a kind of building structural element;Specific technical solution is:
A kind of assembled steel reinforced concrete shear walls structure, including bar construction and precast concrete;Bar construction includes The vertical reinforcement and edge member of horizontal distribution indulge muscle, and the horizontal reinforcement of genesis analysis and the fixed edge member indulge muscle Edge member stirrup;The height of the assembled steel reinforced concrete shear walls structure is higher than high from level to level;The bar construction is also Including several crossbeams and several columns;The crossbeam and the column are made of shaped steel;The top surface of crossbeam and floor Floor height is consistent;The precast concrete subsection setup, the corresponding position per floor plate are provided with cast and reserve section;The steel Cast of the muscle structure between each layer precast concrete is reserved to be continued through in section, the assembled steel reinforced concrete shear walls knot It is provided with mounting hole on the upper end of structure or the end cross rail outer edge of a wing of lower end;The one end for not setting crossbeam is provided with junction steel plate , it is also equipped with mounting hole on the junction steel plate seat, it is corresponding with the position of mounting hole on the end cross rail outer edge of a wing;In advance Concrete processed place corresponding with the position of mounting hole on the cross rail outer edge of a wing of end is provided with installation bolt or the technique of nut Slot;The crossbeam is provided at both ends with the tee girder support and connecting plate for connecting periphery girder steel, is set on the tee girder support and connecting plate It is equipped with bolt hole;The assembled steel reinforced concrete shear walls structure further includes the L-shaped connector being connect with periphery girder steel, described It is provided with bolt hole on L-shaped connector.
Further, the cast reserves the height of section no more than this floor plate thickness.
Further, the height of the external part of the column is 200mm~600mm.
Further, the height of the junction steel plate seat is 50mm~150mm.
Further, the thickness of the precast concrete is wide more than the section of wider shaped steel in the crossbeam and the column Spend 50mm~200mm.
The utility model additionally provides the preparation method of above-mentioned assembled steel reinforced concrete shear walls structure, including walks as follows Suddenly:
1)In factory, crossbeam made of shaped steel and column are welded into steel framework, one end of the column is provided with end cross Beam offers bolt mounting holes on the ala lateralis listrium of the end crossbeam, and the other end of column is provided with junction steel plate seat;
2)Steel framework is placed in die station;Horizontal reinforcement, vertical reinforcement, edge member stirrup and side are fixed on the steel framework Edge component indulges muscle;One end of the vertical reinforcement is welded on the end crossbeam floor of the steel framework end, vertical reinforcement The other end is welded on the junction steel plate seat floor;
3)Side mould is set, and the corresponding position per floor plate is provided with cast and reserves section;Pour into a mould concrete, while pouring into Row vibrates;
4)Concrete curing is carried out after the completion of pouring.
Further, further include following steps:
Step 1)In further include welding ribbed stiffener between the column edge of a wing of bean column node region.
The invention also discloses the installation methods of above-mentioned assembled steel reinforced concrete shear walls structure, including walk as follows Suddenly:
1)Next section of assembled steel reinforced concrete shear walls structure is installed;It is fixed with temporary support, assembled shaped steel is mixed The crossbeam both ends tee girder support and connecting plate of solidifying soil shear wall structure are attached with periphery girder steel lower flange and web respectively, if L-shaped connector is set to be attached respectively with periphery girder steel top flange and the junction steel plate seat;
2)Each horizontal floor of layer in next section of assembled steel reinforced concrete shear walls structure is installed, it is horizontal to set gradually each layer Floor bar;
3)It pours into a mould each floor plate overlapping layer concrete and section is reserved in cast;
4)By between two sections assembled steel reinforced concrete shear walls structure the end crossbeam and the connection steel Panel seat connects, and the junction steel plate seat is connect with periphery girder steel;
5)It pours into a mould to reserve in junction and horizontal distribution reinforcing bar is set in section, section is reserved in the cast for pouring junction;
6)Each horizontal precast floor slab of layer in last layer assembled steel reinforced concrete shear walls structure is installed, horizontal floor is set Reinforcing bar;
7)Pour into a mould Concrete Filled floor;
Repeat step 1)To step 7), until all layers of assembled steel reinforced concrete shear walls structure are respectively mounted and finish.
Further, crossbeam both ends tee girder support, connecting plate and L-shaped connector and periphery girder steel are connected by high-strength bolts.
The utility model using built-in steel framework as construction when load-bearing skeleton, realize using multiple depth of structural layer as One prefabricated unit, greatly reduces the quantity of jointing, can greatly improve construction efficiency.Levels steel reinforced concrete is cut Reinforcing bar in power wall is connected by high-strength bolts by built-in gooseneck and end junction steel plate seat, avoids reinforced bar sleeve filling The existing site operation difficulty of slurry connection is big, quality is not easy guarantee and disadvantage of high cost.The utility model steel reinforced concrete is cut Power wall construction anti-seismic performance is good, is applicable to highly seismic region, and structure maxi-mum height is big.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model assembled steel reinforced concrete shear walls structure;
Fig. 2 is the internal structure schematic diagram of the utility model assembled steel reinforced concrete shear walls structure;
Fig. 3 is the internal structure schematic diagram of upper interconnecting piece;
Fig. 4 is the internal structure schematic diagram of lower interconnecting piece;
Fig. 5 is the assembling schematic diagram of assembled steel reinforced concrete shear walls structure.
In figure:1, gooseneck;2, steel column;3, edge member stirrup;4, horizontal reinforcement;5, vertical reinforcement;6, steel is connected Panel seat;7, edge member indulges muscle;8, the outer impeller of concrete;9, precast concrete;10, connecting plate;11, tee girder support;12, L-type connects Fishplate bar;13, periphery girder steel;A, upper layer shear wall structure;B, lower layer's shear wall structure.
Specific implementation mode
The utility model is made a more thorough explanation below with embodiment.The utility model can be presented as it is a variety of not Same form, should not be construed as limited to the exemplary embodiments described herein.
The spatially relative terms such as "upper", "lower" " left side " " right side " can be used herein for ease of explanation, for saying Relationship of the elements or features relative to another elements or features shown in bright figure.It should be understood that in addition in figure Except the orientation shown, spatial terminology is intended to include the different direction of device in use or operation.For example, if in figure Device is squeezed, and is stated as being located at other elements or the element of feature "lower" will be located into other elements or feature "upper".Cause This, exemplary term "lower" can include both upper and lower orientation.Device can be positioned in other ways(It is rotated by 90 ° or is located at Other orientation), can be interpreted accordingly used herein of the opposite explanation in space.
As shown in Figure 1, the assembled steel reinforced concrete shear walls structure in the present embodiment, including precast concrete 9 and steel Muscle structure.When cast, the concrete of entire shear wall is not that cast is integrated;But step pouring.Concrete respective layer floor Position be provided with cast reserve section, the reinforcing bar of floor or only top bars are stretched into and are anchored between each layer precast concrete Cast reserve section, and scene with floor and prefabricated steel reinforced concrete shear walls cast together, the structure for improving building is strong Degree and globality.
The outside of column 2 is welded with tee girder support 11, and bolt hole is provided on the top plate of tee girder support 11;Convenient for for girder steel 1 Support is provided when lifting;And it is fixedly connected by high-strength bolt with the lower flange of girder steel 1.In order to not influence the lifting of girder steel 1, Gu The L-shaped connecting plate 12 for determining the top flange of girder steel 1 is fixedly connected using bolt with column 2.In tee girder support 11 and L-shaped connecting plate 12 Between be additionally provided with and be welded on column 2, the connecting plate 10 in the same direction with column extending direction, the abdomen of connecting plate 10 and girder steel 1 Plate is bolted to connection, and further increases the bonding strength of girder steel 1 and assembled steel reinforced concrete shear walls structure.
As shown in Figures 2 to 4, bar construction includes the vertical reinforcement 5 of horizontal distribution and edge member indulges muscle 7, longitudinal The horizontal reinforcement 4 and built-in edge component of distribution indulge the edge member stirrup 3 of muscle 7.In order to improve shear wall structure intensity, just Degree, ductility and convenient for connection, bar construction further include several layer of gooseneck 1 and several steel columns 2 composition steel frame;Steel Frame can be by storey setting.Cast of the bar construction between each layer precast concrete is reserved to be continued through in section, is reduced Jointing quantity, simplifies work progress.Upper and lower perforative vertical reinforcement 5 and edge member, which indulge muscle 7, can improve assembled The intensity and globality of steel reinforced concrete shear walls structure.It is poured in the upper and lower ends of assembled steel reinforced concrete shear walls structure Note is reserved in section and is provided with connection structure;Easily several shear wall structures can be concatenated up and down by connection structure, fitted For multilayer or skyscraper.
The forms such as "-" type, T shapes, L-shaped or cross may be used in assembled steel reinforced concrete shear walls structure;Layer steel is horizontal Bearing diagonal can also be set between beam 1 and steel column 2;Improve the intensity of steel framework.
The bottom of junction steel plate seat 6 is steel plate seat, and thickness is not less than 10mm;The installation of several bolts is offered on steel plate seat Hole.It is welded with central ribbed stiffener vertically along its length, several is arranged with perpendicular to center along central ribbed stiffener length direction The auxiliary ribbed stiffener of ribbed stiffener.Assist the position of ribbed stiffener corresponding with the installation position of vertical reinforcement 5;Make vertical reinforcement 5 can be with It is attached on the steel plate side of auxiliary ribbed stiffener and welds, the power of vertical reinforcement 5 is transferred to junction steel plate seat 6.
The upper end of vertical reinforcement 5 is welded on the crossbeam floor of end, and the lower end of vertical reinforcement 5 is welded on junction steel plate On 6 floors of seat;Make bar construction intensity higher.
The L-shaped connector at 6 both ends of junction steel plate seat is welded on the bottom end of column 2, and L-shaped connector bottom is provided with bolt Hole, for fixing periphery girder steel 13.
For the ease of being connected with each floor plate, the globality of structure is improved, pours into a mould the height for reserving section no more than this floor Plate thickness.
In order to arrange the attaching plate elements of upper layer shear wall structure A and lower layer shear wall structure B and be convenient for constructing operation;Steel is vertical The height of the external part of column 2 is 200mm~600mm.
In order to improve the bonding strength of upper layer shear wall structure A and lower layer shear wall structure B;The height of junction steel plate seat is 150mm~300mm.
Assembled steel reinforced concrete shear walls structure is prepared by the following method:
1)In factory, crossbeam made of shaped steel 1 and steel column 2 are welded into steel framework, end is welded in the upper end of steel column 2 Crossbeam;Bolt mounting holes are offered on the upside flange plate of end crossbeam;Lower end is welded to connect steel plate seat 6;If needing, also It can be to weld ribbed stiffener between the column edge of a wing of bean column node region;
2)Thermal-insulation connecting piece is arranged on the outer impeller of concrete 8 in casting concrete outer impeller 8(It is not shown in figure), and carry out Maintenance;
3)After the completion of the outer impeller 8 of concrete conserves, places it in die station, insulating layer is placed on outer impeller(In figure not It shows), thermal-insulation connecting piece penetrates insulating layer;Insulating layer is not needed such as or does not need insulating layer and outer impeller, it is convenient to omit step 2)With step 3);
4)Steel framework is placed in die station;Horizontal reinforcement 4, vertical reinforcement 5, edge member stirrup 3 and side are fixed on steel framework Edge component indulges muscle 7;The upper end of vertical reinforcement 5 is welded on the crossbeam floor of end, and the lower end of vertical reinforcement 5 is welded on connection On 6 floor of steel plate seat;
5)Side mould is set, and the corresponding position per floor plate is provided with cast and reserves section;Pour into a mould concrete, while pouring into Row vibrates;The technology groove of installation bolt or nut should be arranged in transom bolt mounting hole corresponding position in end, be easily installed bolt Or nut;
6)Concrete curing is carried out after the completion of pouring.Pour among the precast concrete block 9 to be formed there are cast reserve section, For cast in situs.Steel framework is segmented and surrounds by precast concrete block 9.
End crossbeam can also be arranged below, junction steel plate seat 6 is disposed over.
As shown in figure 5, after assembled steel reinforced concrete shear walls structure is transported to scene, pacified by the following method Dress:
1)Lower layer shear wall structure B is installed;It is fixed with temporary support, by the steel of assembled steel reinforced concrete shear walls structure The both ends of crossbeam 1 are that tee girder support 11 and connecting plate 10 are attached with the lower flange of periphery girder steel 13 and web respectively;By L-shaped Connector 12 is attached with periphery girder steel top flange;
2)Each horizontal floor of layer in next section of assembled steel reinforced concrete shear walls structure is installed, it is horizontal to set gradually each layer Floor bar;
3)Pour into a mould each floor plates of lower layer shear wall structure B overlapping layer concrete and section reserved in cast, by horizontal floor with cut Power wall construction links together;
4)The end crossbeam of the Interal fixation seat 6 of the upper layer lower ends shear wall structure A and the upper ends lower layer shear wall structure B is used High-strength bolt connects;Junction steel plate seat 6 is connect with periphery girder steel 13;
5)The setting horizontal distribution reinforcing bar in the reserved section of junction cast, cast Concrete Filled floor and junction are poured Note reserves section;
6)Each horizontal precast floor slab of layer in last layer assembled steel reinforced concrete shear walls structure is installed, horizontal floor is set Reinforcing bar;
7)Section is reserved in the cast for pouring into a mould Concrete Filled floor and junction;
Upper layer shear wall structure A and lower layer shear wall structure B are installed;Repeat step 1)To step 7), until institute There is story shear wall construction to be respectively mounted to finish.
Compared with prior art, precast reinforced concrete shear wall structure can only be pre- using a depth of structural layer as one Unit processed causes jointing quantity more, and construction efficiency is not high;The utility model is using built-in steel framework as load-bearing when construction Skeleton realizes using multiple depth of structural layer as a prefabricated unit, greatly reduces the quantity of jointing, can be significantly Improve construction efficiency.Precast reinforced concrete shear wall structure vertically connects generally use bar splicing or grout sleeve connection side Formula, this kind of connection type are higher to the requirement on machining accuracy of prefabricated components, and site operation is difficult;Sleeve grouting is concealed work, Grouting quality is difficult to ensure, and reinforcing steel bar connecting sleeve tube cost is higher.The utility model:1)Connected using upper section precast shear wall lower part It connects steel plate seat with steel framework crossbeam built in lower section precast shear wall to be connected by high-strength bolt, avoids the difficulty of Vertical bar connection Topic;2)The utility model precast shear wall is connected by high-strength bolts with girder steel, upper section precast shear wall lower part junction steel plate Seat had not only played section precast shear wall connection function up and down but also had played and girder steel connection function, multi-purpose content, better economy.Due to Steel construction high precision machining, the utility model connection type can ensure site operation quality;The connection type is without hidden simultaneously Engineering, quality are easy to ensure.Load-bearing skeleton when steel framework built in the utility model can play installation, with upper section precast shear wall and The connector of periphery girder steel connection at the same can with confined concrete, and with the common bearing load of armored concrete, structural bearing capacity Higher, anti-seismic performance is more preferable, can be adapted for high earthquake intensity area.
A kind of assembled steel reinforced concrete shear walls structure described in the utility model and its preparation and installation method have:
(1)Prefabrication degree is high, and situ wet operation is few.Assembled steel reinforced concrete shear walls structure is with multiple structure sheafs Height is that an installation unit is integral prefabricated in factory.
(2)Prefabricated construction.Assembled steel reinforced concrete shear walls structure and girder steel and last layer assembled shaped steel coagulation Native shear wall structure uses full bolt connecting mode, site operation speed fast.
(3)Anti-corrosion fire protecting performance is good, and non-maintaining.Steel construction part coats in assembled steel reinforced concrete shear walls structure In concrete, without taking anti-corrosion fire prevention measure, anti-corrosion fire protecting performance is good, and non-maintaining.
(4)Structure is gone along with sb. to guard him, keeps the temperature, is decoration integrated.Assembled steel reinforced concrete shear walls structure had both played structure load-bearing Function, and the function of building enclosure is played, while insulating layer can be multiple with assembled steel reinforced concrete shear walls structure in factory It closes, the outer impeller outer surface of structure can realize clear-water concrete, architectural concrete effect, realize structure, go along with sb. to guard him, keep the temperature, decorating one Body.
(5)Anti-seismic performance is good, and steel reinforced concrete shear walls structural seismic performance is good, is applicable to highly seismic region, and structure is suitable It is big with height.
Many advantages, such as equal, multi and tall steel building building is can be applied to, had especially in steel house preferable Popularizing application prospect.
Above-mentioned example is only intended to illustrate the utility model, and in addition to this, also there are many different embodiments, and these Embodiment be all those skilled in the art after comprehension the utility model thought it is also envisioned that therefore, no longer arrange one by one herein It lifts.

Claims (5)

1. a kind of assembled steel reinforced concrete shear walls structure, including bar construction and precast concrete;Bar construction includes water Divide the vertical reinforcement of cloth equally and edge member indulges muscle, the horizontal reinforcement of genesis analysis and the fixed edge member indulge the side of muscle Edge component stirrup;It is characterized in that, the height of the assembled steel reinforced concrete shear walls structure is higher than high from level to level;The steel Muscle structure further includes several crossbeams and several columns;The crossbeam and the column are made of shaped steel;The top surface of crossbeam It is consistent with the floor height of floor;The precast concrete subsection setup, it is reserved that the corresponding position per floor plate is provided with cast Section;Cast of the bar construction between each layer precast concrete is reserved to be continued through in section, the assembled shaped steel coagulation It is provided with mounting hole on the upper end of native shear wall structure or the end cross rail outer edge of a wing of lower end;The one end for not setting crossbeam is provided with Junction steel plate seat is also equipped with mounting hole on the junction steel plate seat, with the mounting hole position on the end cross rail outer edge of a wing Set correspondence;Precast concrete place corresponding with the position of mounting hole on the cross rail outer edge of a wing of end is provided with installation bolt or spiral shell Female technology groove;The tee girder support and connecting plate for being provided at both ends with connection periphery girder steel of the crossbeam, the tee girder support and company Bolt hole is provided on fishplate bar;The assembled steel reinforced concrete shear walls structure further includes that the L-shaped being connect with periphery girder steel connects Fitting is provided with bolt hole on the L-shaped connector.
2. assembled steel reinforced concrete shear walls structure as described in claim 1, which is characterized in that section is reserved in the cast Height be not more than this floor plate thickness.
3. assembled steel reinforced concrete shear walls structure as described in claim 1, which is characterized in that the external part of the column Height be 200mm~600mm.
4. assembled steel reinforced concrete shear walls structure as claimed in claim 2, which is characterized in that the junction steel plate seat Height is 50mm~150mm.
5. assembled steel reinforced concrete shear walls structure as claimed in claim 2, which is characterized in that the precast concrete Thickness is more than cross-sectional width 50mm~200mm of wider shaped steel in the crossbeam and the column.
CN201721784841.1U 2017-12-20 2017-12-20 A kind of assembled steel reinforced concrete shear walls structure Active CN207739436U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112796411A (en) * 2021-03-23 2021-05-14 中国船舶重工集团国际工程有限公司 Box board assembled steel structure underground beam type conversion structure

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112796411A (en) * 2021-03-23 2021-05-14 中国船舶重工集团国际工程有限公司 Box board assembled steel structure underground beam type conversion structure

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