CN203213344U - Assembled integral type reinforced concrete shear wall structure with high industrialization rate - Google Patents
Assembled integral type reinforced concrete shear wall structure with high industrialization rate Download PDFInfo
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- CN203213344U CN203213344U CN 201320081380 CN201320081380U CN203213344U CN 203213344 U CN203213344 U CN 203213344U CN 201320081380 CN201320081380 CN 201320081380 CN 201320081380 U CN201320081380 U CN 201320081380U CN 203213344 U CN203213344 U CN 203213344U
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Abstract
The utility model relates to the shear wall building technology, in particular to an assembled integral type reinforced concrete shear wall structure with high industrialization rate. The assembled integral type reinforced concrete shear wall structure with the high industrialization rate solves the problem that in the prior art, construction is complicated and difficult, construction quality of edge component parts is hard to guarantee, and development of industrialization is bad. According to the assembled integral type reinforced concrete shear wall structure, all shear wall structures including the edge component parts are prefabricated components, each shear wall structure only retains a part of node cast-in-place positions on a beam, and the adjacent shear wall structures are connected into one body through concrete pouring at the node cast-in-place positions. The longitudinal steel bar connection method of the edge component parts is the same as that of non-edge components, and a sleeve connection grouting mode is adopted. Steel bar connection of the adjacent shear wall structures in the horizontal direction only occurs on the beams, sleeve connection grouting is used for fixing, connection is finished after concrete pouring is performed on the node positions, and horizontal connection does not exist on the other parts except the beams. The assembled integral type reinforced concrete shear wall structure with the high industrialization rate can be applied to various fields of planning and design of buildings, production and construction of prefabricated components and the like.
Description
Technical field
The utility model relates to the shear wall Building technology, is specially the high assembled integral reinforced concrete shear wall structure body of a kind of industrialization rate.
Background technology
Architectural industrialization is the inexorable trend of construction industry development, and standardized construction is produced in factory's formula mechanization of building unit, intensive management, scientific management reaches the high unity of fund and technology, thereby creating the livable building of high-efficient energy-saving environment friendly, is the inevitable requirement of social progress.
Precast concrete is to be fit to industrialized form of structure, is the direction of housing industrialization development.Node in the precast concrete between prefabricated units connects structure and has determined integrality performance of the structure.It generally is the weak link of assembled monolithic concrete structure that existing precast concrete node connects, and has influenced stress performance, and structure is complicated, and operational phase is easy to cracking influences performance.
The structure of bearing vertical and horizontal force by shear wall is formed is called shear wall structure.The lateral deformation stiffness of shear wall is very big, and it is mainly used to resist horizontal force and bears vertical effect, and body of wall is simultaneously also as safeguarding and the house partition member.Shear wall structure can be built very highly, is mainly used in the dwelling construction of 12-30 layer.Shear wall structure is by the structure of the beam column in the reinforced concrete wall panel replacement frame construction as the main supporting member of building, because mainly being earthquake, the horizontal shear that highrise building will be resisted causes, so shear wall is than other form of structure, the horizontal shear of control structure more effectively, the ability that opposing destroys is stronger, anti-seismic performance is better, and safety is higher, and it is also very comfortable to live.In shear wall and shear wall junction, need make shear wall and shear wall be connected to an integral body, make shear wall keep under the effect of external force such as seismic forces, can transmitting vertical counter-force and horizontal shear continuously, guarantee building safety.
Usually, shear wall structure is made up of edge member and non-edge member.Whole fabricated the time when adopting, generally non-edge member to be produced in factory, the edge member part is carried out reinforcing bar binding formwork after-pouring concrete at the construction field (site).In addition, adjacent prefabricated panel partly connects by edge member.
Now, because edge member partly is to carry out reinforcing bar binding at the scene, adjacent prefabricated panel also will be by connecting, so have a lot of horizontal bars and vertical muscle to intermesh here, cause construction to become very complicated and difficult, be difficult to guarantee the construction quality of edge member part.
In addition, though a part of member in plant produced, on-the-spot still have a very big workload, needs a lot of workmans, causes the phenomenon that the labour cost cost increases and the engineering time is grown indirectly, is unfavorable for industrialized development.
The utility model content
The assembled integral reinforced concrete shear wall structure body that provides a kind of industrialization rate high is provided the purpose of this utility model, solve the construction that exists in the prior art and become very complicated and difficult, be difficult to guarantee the construction quality of edge member part, be unfavorable for problems such as industrialized development.
The technical solution of the utility model is:
The assembled integral reinforced concrete shear wall structure body that a kind of industrialization rate is high, all shear wall structure bodies that comprise the edge member part are prefabricated units, each shear wall structure body only stays the cast-in-place position of node on a part of beam, and the concreting by the cast-in-place position of node between the adjacent shear wall structure body is connected.
The assembled integral reinforced concrete shear wall structure body that described industrialization rate is high, edge member part longitudinal reinforcement connects the same with non-edge member, adopts sleeve to connect grouted solid.
The assembled integral reinforced concrete shear wall structure body that described industrialization rate is high, the horizontal direction of adjacent shear wall structure body only connects by reinforcing bar on the beam, adopt sleeve to connect grouted solid, node section connects by concreting, and the part beyond the beam does not have level to connect.
The assembled integral reinforced concrete shear wall structure body that described industrialization rate is high, the shear wall structure body is the precast concrete shear wall structure of band corner wall, comprise: corner wall, beam, infilled wall, corner wall master muscle, beam steel, spacer bars, concrete structure is as follows:
One side of corner wall arranges infilled wall, and corner wall and infilled wall top correspondence arrange beam; The beam at corner wall and its top is connected and fixed by corner wall master muscle longitudinally, and corner wall master muscle external part exposes back portion; The beam at infilled wall and its top is connected and fixed by reinforcing bar, and the spacer bars external part exposes back portion, and locate by spacer bars the bottom of upper strata infilled wall; Laterally wear beam steel in the beam, the beam steel external part exposes the beam two ends.
The assembled integral reinforced concrete shear wall that described industrialization rate is high, between the precast concrete shear wall structure of two phase adjacent band corner walls, expose between the beam steel of beam end and connect grouted solid by sleeve, the beam steel junction is cast-in-place position, connects by poured in place concrete; The spacer bars of back portion and the infilled wall on its upper strata are located by connecting, and the corner wall master muscle of back portion is connected grouted solid with the corner wall on its upper strata by sleeve.
The assembled integral reinforced concrete shear wall structure body that described industrialization rate is high, the shear wall structure body is the precast concrete shear wall structure of band aileron, comprise: aileron, beam, infilled wall, aileron master muscle, beam steel, spacer bars, concrete structure is as follows:
The both sides of aileron arrange infilled wall respectively, and aileron and infilled wall top correspondence arrange beam; The beam at aileron and its top is connected and fixed by aileron master muscle longitudinally, and aileron master muscle external part exposes back portion; The beam at infilled wall and its top is connected and fixed by reinforcing bar, and the spacer bars external part exposes back portion, and locate by spacer bars the bottom of upper strata infilled wall; Laterally wear beam steel in the beam, the beam steel external part exposes the beam two ends.
The assembled integral reinforced concrete shear wall structure body that described industrialization rate is high, between the precast concrete shear wall structure of two phase adjacent band ailerons, expose between the beam steel of beam end and connect grouted solid by sleeve, the beam steel junction is cast-in-place position, connects by poured in place concrete; The spacer bars of back portion and the infilled wall on its upper strata are located by connecting, and the aileron master muscle of back portion is connected grouted solid with the aileron on its upper strata by sleeve.
The assembled integral reinforced concrete shear wall structure body that described industrialization rate is high, the shear wall structure body is the precast concrete shear wall structure of band sleeper, comprise: sleeper, beam, infilled wall, sleeper master muscle, beam steel, spacer bars, concrete structure is as follows:
The both sides of sleeper arrange infilled wall respectively, and sleeper and infilled wall top correspondence arrange beam; The beam at sleeper and its top is connected and fixed by sleeper master muscle longitudinally, and sleeper master muscle external part exposes back portion; The beam at infilled wall and its top is connected and fixed by reinforcing bar, and the spacer bars external part exposes back portion, and locate by spacer bars the bottom of upper strata infilled wall; Laterally wear beam steel in the beam, the beam steel external part exposes the beam two ends.
The assembled integral reinforced concrete shear wall structure body that described industrialization rate is high, between the precast concrete shear wall structure of two phase adjacent band sleeper, expose between the beam steel of beam end and connect grouted solid by sleeve, the beam steel junction is cast-in-place position, connects by poured in place concrete; The spacer bars of back portion and the infilled wall on its upper strata are located by connecting, and the sleeper master muscle of back portion is connected grouted solid with the sleeper on its upper strata by sleeve.
The job practices of the assembled integral reinforced concrete shear wall structure body that described industrialization rate is high comprises the steps:
(1) will comprise edge member all shear wall structure bodies partly and all become prefabricated units in plant produced, only stay the cast-in-place position of node on a part of beam;
(2) after lifting connects at the scene, the node between the prefabricated units on the beam, the concreting by the cast-in-place position of node is connected;
(3) method of attachment of edge member part longitudinal reinforcement is the same with non-edge member, adopts sleeve to connect grouting way;
(4) connection of the horizontal direction reinforcing bar of adjacent shear wall structure body only occurs on the beam, and sleeve connects grouted solid, connects after the node section concreting and finishes, and the part beyond the beam does not have level to connect.
Advantage of the present utility model and beneficial effect are:
1, improves quality.The most complicated part of site operation is taken factory and is produced, and has reduced site operation.Because factory can provide stable production environment, thereby has guaranteed the accuracy of member, error is little, also is not easy to be subjected to influences such as weather condition.
2, reduce construction cost.Owing to reduced on-the-spot construction volume, and then reduced construction cost.If carry out suitability for industrialized production in factory, will further reduce production costs.
3, the reduction of erection time.Because factory can provide stable production environment, so stable product supply can be provided, the on-the-spot installation also than being easier to improved efficient, reduced the duration.
4, improve safety.Owing to reduced site operation, the member of installation also carries the horizontal protective function, so improved safety of construction.
5, environmental protection.Because site operation reduces, thus the building industry discarded object also reduce, can also energy-conserving and environment-protective.In addition, artificial pollutions such as construction noise have also been reduced.
6, applied range.When numerous areas such as the planning that the utility model can be applicable to build, design, prefabricated units production and construction, each field adopt assembling worker method, use the utility model that more high-quality more high performance product can be provided.
Description of drawings
Fig. 1-Fig. 2 is the structural representation of the utility model precast concrete shear wall (band corner wall) structure different angles; Among the figure, 1 corner wall; 2 beams; 3 infilled walls; 4 windows; 5 corner wall master muscle; 6 beam steels; 7 spacer barss.
Fig. 3-Fig. 4 is the structural representation of the utility model precast concrete shear wall (band aileron) structure different angles; Among the figure, 2 beams; 3 infilled walls; 4 windows; 6 beam steels; 7 spacer barss; 8 ailerons; 9 aileron master muscle.
Fig. 5 is the utility model precast concrete shear wall structure splicing schematic diagram; Among the figure, 1 corner wall; 2 beams; 3 infilled walls; 4 windows; 5 corner wall master muscle; 6 beam steels; 7 spacer barss.
Fig. 6 is the structural representation of the utility model precast concrete shear wall (band sleeper) structure; Among the figure, 2 beams; 3 infilled walls; 4 windows; 6 beam steels; 7 spacer barss; 10 sleeper; 11 sleeper master muscle.
The specific embodiment
In the utility model, all shear wall structure bodies that comprise the edge member part are prefabricated units, each shear wall structure body only stays the cast-in-place position of node on a part of beam, and the concreting by the cast-in-place position of node between the adjacent shear wall structure body is connected.The method of attachment of edge member part longitudinal reinforcement is the same with non-edge member, adopts sleeve to connect grouting way.The horizontal direction of adjacent shear wall structure body only connects by reinforcing bar on the beam, adopts sleeve to connect grouted solid, and node section connects by concreting, and the part beyond the beam does not have level to connect.
As Fig. 1-shown in Figure 2, the utility model precast concrete shear wall (band corner wall) structure mainly comprises: corner wall 1, beam 2, infilled wall 3, window 4, corner wall master muscle 5, beam steel 6, spacer bars 7 etc., and concrete structure is as follows:
One side of corner wall 1 arranges infilled wall 3, and corner wall 1 and infilled wall 3 top correspondences arrange beam 2; The beam 2 at corner wall 1 and its top is connected and fixed by corner wall master muscle 5 longitudinally, and corner wall master muscle 5 external parts expose beam 2 tops; The beam 2 at infilled wall 3 and its top is connected and fixed by reinforcing bar, and spacer bars 7 external parts expose beam 2 tops, and the bottom of upper strata infilled wall is by spacer bars 7 location; Laterally wear beam steel 6 in the beam 2, beam steel 6 external parts expose beam 2 two ends, offer window 4 in the infilled wall 3.
As Fig. 3-shown in Figure 4, the utility model precast concrete shear wall (band aileron) structure mainly comprises: aileron 8, beam 2, infilled wall 3, window 4, aileron master muscle 9, beam steel 6, spacer bars 7 etc., and concrete structure is as follows:
The both sides of aileron 8 arrange infilled wall 3 respectively, and aileron 8 and infilled wall 3 top correspondences arrange beam 2; The beam 2 at aileron 8 and its top is connected and fixed by aileron master muscle 9 longitudinally, and aileron master muscle 9 external parts expose beam 2 tops; The beam 2 at infilled wall 3 and its top is connected and fixed by reinforcing bar, and spacer bars 7 external parts expose beam 2 tops, and the bottom of upper strata infilled wall is by spacer bars 7 location; Laterally wear beam steel 6 in the beam 2, beam steel 6 external parts expose beam 2 two ends, offer window 4 in the infilled wall 3.
As shown in Figure 6, the utility model precast concrete shear wall (band sleeper) structure mainly comprises: sleeper 10, beam 2, infilled wall 3, window 4, sleeper master muscle 11, beam steel 6, spacer bars 7 etc., and concrete structure is as follows:
The both sides of sleeper 10 arrange infilled wall 3 respectively, and sleeper 10 and infilled wall 3 top correspondences arrange beam 2; The beam 2 at sleeper 10 and its top is connected and fixed by sleeper master muscle 11 longitudinally, and sleeper master muscle 11 external parts expose beam 2 tops; The beam 2 at infilled wall 3 and its top is connected and fixed by reinforcing bar, and spacer bars 7 external parts expose beam 2 tops, and the bottom of upper strata infilled wall 3 is by spacer bars 7 location; Laterally wear beam steel 6 in the beam 2, beam steel 6 external parts expose the beam two ends, offer window 4 in the infilled wall 3.
As shown in Figure 5, the utility model precast concrete shear wall structure splicing is as follows:
The precast concrete shear wall structure of band corner wall mainly comprises: corner wall 1, beam 2, infilled wall 3, window 4, corner wall master muscle 5, beam steel 6, spacer bars 7, see Fig. 1, Fig. 2.Between the precast concrete shear wall structure of two phase adjacent band corner walls, expose between the beam steel 6 of beam 2 ends and connect grouted solid by sleeve, beam steel 6 junctions are cast-in-place position, connect by poured in place concrete; The spacer bars 7 at beam 2 tops is located by connecting with the infilled wall on its upper strata, and the corner wall master muscle 5 at beam 2 tops is connected grouted solid with the corner wall on its upper strata by sleeve.
Equally, between the precast concrete shear wall structure of two phase adjacent band ailerons, expose between the beam steel of beam end and connect grouted solid by sleeve, the beam steel junction is cast-in-place position, connects by poured in place concrete; The spacer bars of back portion and the infilled wall on its upper strata are located by connecting, and the aileron master muscle of back portion is connected grouted solid with the aileron on its upper strata by sleeve.
Equally, between the precast concrete shear wall structure of two phase adjacent band sleeper, expose between the beam steel of beam end and connect grouted solid by sleeve, the beam steel junction is cast-in-place position, connects by poured in place concrete; The spacer bars of back portion and the infilled wall on its upper strata are located by connecting, and the sleeper master muscle of back portion is connected grouted solid with the sleeper on its upper strata by sleeve.
All shear wall structure bodies that the utility model will comprise the edge member part all become prefabricated units in plant produced, only stay the cast-in-place position of node on a part of beam, after lifting connects at the scene then, node between the prefabricated units on the beam, the concreting by the cast-in-place position of node is connected.The method of attachment of edge member part longitudinal reinforcement is the same with non-edge member, adopts sleeve to connect grouting way.The horizontal direction reinforcing bar connection of adjacent shear wall structure body only occurs on the beam, and sleeve connects grouted solid, connects after the node section concreting and finishes, and the part beyond the beam does not have level to connect.
Adopt shear wall and the job practices of the utility model design, have following characteristics:
(1) owing to the edge member part is produced in factory, so the planeness of the accuracy of reinforcing bar arrangement of reinforcement, concrete protective layer thickness and concrete casing can both be guaranteed.
(2) because edge member part can more effective raising shock resistance after at the precision height of plant produced, connecting by sleeve (1 grade of connection).
(3) owing to increased non-structure wall in the piece position, do not need horizontal reinforcement to connect, piece deals with very easy.
(4) because the node of site operation sub-fraction zone on beam only, so improved efficiency of construction greatly.
The construction requirement of the utility model shear wall is as follows:
(1) at the stage of drawing working drawing, method and assembling sequence that employing open to discussion assembled integral reinforced concrete shear wall structure of the present utility model body worker method splits.
(2) whether kind, position and then the affirmation structural behavior that determines reinforcing bar to connect remains intact.
(3) draw working drawing, items such as the position that the processing of affirmation reinforcing bar and the position of installing, reinforcing bar connect, thickness of concrete cover.
(4) draw the prefabricated units operation drawing, confirm kind and the size of pre-buried thing, mould manufacturings such as the kind of reserving hole and size for information about.
(5) after plant produced is finished, member is transported to the job site, by constructor's lifting, the connection of reinforcing bar grouting, the colligation of node section stirrup, work such as formwork, last concreting is finished construction.
Claims (9)
1. assembled integral reinforced concrete shear wall structure body that industrialization rate is high, it is characterized in that, all shear wall structure bodies that comprise the edge member part are prefabricated units, each shear wall structure body only stays the cast-in-place position of node on a part of beam, and the concreting by the cast-in-place position of node between the adjacent shear wall structure body is connected.
2. according to the high assembled integral reinforced concrete shear wall structure body of the described industrialization rate of claim 1, it is characterized in that edge member part longitudinal reinforcement connects the same with non-edge member, adopt sleeve to connect grouted solid.
3. according to the high assembled integral reinforced concrete shear wall structure body of the described industrialization rate of claim 1, it is characterized in that, the horizontal direction of adjacent shear wall structure body only connects by reinforcing bar on the beam, adopt sleeve to connect grouted solid, node section connects by concreting, and the part beyond the beam does not have level to connect.
4. according to the high assembled integral reinforced concrete shear wall structure body of the described industrialization rate of claim 1, it is characterized in that, the shear wall structure body is the precast concrete shear wall structure of band corner wall, comprise: corner wall, beam, infilled wall, corner wall master muscle, beam steel, spacer bars, concrete structure is as follows:
One side of corner wall arranges infilled wall, and corner wall and infilled wall top correspondence arrange beam; The beam at corner wall and its top is connected and fixed by corner wall master muscle longitudinally, and corner wall master muscle external part exposes back portion; The beam at infilled wall and its top is connected and fixed by reinforcing bar, and the spacer bars external part exposes back portion, and locate by spacer bars the bottom of upper strata infilled wall; Laterally wear beam steel in the beam, the beam steel external part exposes the beam two ends.
5. according to the high assembled integral reinforced concrete shear wall structure body of the described industrialization rate of claim 4, it is characterized in that, between the precast concrete shear wall structure of two phase adjacent band corner walls, expose between the beam steel of beam end and connect grouted solid by sleeve, the beam steel junction is cast-in-place position, connects by poured in place concrete; The spacer bars of back portion and the infilled wall on its upper strata are located by connecting, and the corner wall master muscle of back portion is connected grouted solid with the corner wall on its upper strata by sleeve.
6. according to the high assembled integral reinforced concrete shear wall structure body of the described industrialization rate of claim 1, it is characterized in that, the shear wall structure body is the precast concrete shear wall structure of band aileron, comprise: aileron, beam, infilled wall, aileron master muscle, beam steel, spacer bars, concrete structure is as follows:
The both sides of aileron arrange infilled wall respectively, and aileron and infilled wall top correspondence arrange beam; The beam at aileron and its top is connected and fixed by aileron master muscle longitudinally, and aileron master muscle external part exposes back portion; The beam at infilled wall and its top is connected and fixed by reinforcing bar, and the spacer bars external part exposes back portion, and locate by spacer bars the bottom of upper strata infilled wall; Laterally wear beam steel in the beam, the beam steel external part exposes the beam two ends.
7. according to the high assembled integral reinforced concrete shear wall structure body of the described industrialization rate of claim 6, it is characterized in that, between the precast concrete shear wall structure of two phase adjacent band ailerons, expose between the beam steel of beam end and connect grouted solid by sleeve, the beam steel junction is cast-in-place position, connects by poured in place concrete; The spacer bars of back portion and the infilled wall on its upper strata are located by connecting, and the aileron master muscle of back portion is connected grouted solid with the aileron on its upper strata by sleeve.
8. according to the high assembled integral reinforced concrete shear wall structure body of the described industrialization rate of claim 1, it is characterized in that, the shear wall structure body is the precast concrete shear wall structure of band sleeper, comprise: sleeper, beam, infilled wall, sleeper master muscle, beam steel, spacer bars, concrete structure is as follows:
The both sides of sleeper arrange infilled wall respectively, and sleeper and infilled wall top correspondence arrange beam; The beam at sleeper and its top is connected and fixed by sleeper master muscle longitudinally, and sleeper master muscle external part exposes back portion; The beam at infilled wall and its top is connected and fixed by reinforcing bar, and the spacer bars external part exposes back portion, and locate by spacer bars the bottom of upper strata infilled wall; Laterally wear beam steel in the beam, the beam steel external part exposes the beam two ends.
9. according to the high assembled integral reinforced concrete shear wall structure body of the described industrialization rate of claim 8, it is characterized in that, between the precast concrete shear wall structure of two phase adjacent band sleeper, expose between the beam steel of beam end and connect grouted solid by sleeve, the beam steel junction is cast-in-place position, connects by poured in place concrete; The spacer bars of back portion and the infilled wall on its upper strata are located by connecting, and the sleeper master muscle of back portion is connected grouted solid with the sleeper on its upper strata by sleeve.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201320081380 CN203213344U (en) | 2013-02-22 | 2013-02-22 | Assembled integral type reinforced concrete shear wall structure with high industrialization rate |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201320081380 CN203213344U (en) | 2013-02-22 | 2013-02-22 | Assembled integral type reinforced concrete shear wall structure with high industrialization rate |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103741842A (en) * | 2014-01-22 | 2014-04-23 | 天津大学建筑设计研究院 | Lightweight fabricated shear wall structure |
| CN104060717A (en) * | 2014-07-03 | 2014-09-24 | 天津大学建筑设计研究院 | Disassembling and assembling method for assembly shearing wall structure wall board |
| CN106368352A (en) * | 2016-11-10 | 2017-02-01 | 刘祥锦 | Assembly type light heat insulation wall for building outer wall |
| CN107620400A (en) * | 2017-11-07 | 2018-01-23 | 姚伟华 | A kind of assembly concrete variable cross-section is T-shaped to shear wall member and its construction method |
| CN113756473A (en) * | 2021-10-18 | 2021-12-07 | 福建金鼎建筑发展有限公司 | A L type self preservation temperature shear force wall prefabricated plate for prefabricated construction corner |
-
2013
- 2013-02-22 CN CN 201320081380 patent/CN203213344U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103741842A (en) * | 2014-01-22 | 2014-04-23 | 天津大学建筑设计研究院 | Lightweight fabricated shear wall structure |
| CN104060717A (en) * | 2014-07-03 | 2014-09-24 | 天津大学建筑设计研究院 | Disassembling and assembling method for assembly shearing wall structure wall board |
| CN106368352A (en) * | 2016-11-10 | 2017-02-01 | 刘祥锦 | Assembly type light heat insulation wall for building outer wall |
| CN107620400A (en) * | 2017-11-07 | 2018-01-23 | 姚伟华 | A kind of assembly concrete variable cross-section is T-shaped to shear wall member and its construction method |
| CN113756473A (en) * | 2021-10-18 | 2021-12-07 | 福建金鼎建筑发展有限公司 | A L type self preservation temperature shear force wall prefabricated plate for prefabricated construction corner |
| CN113756473B (en) * | 2021-10-18 | 2022-11-01 | 福建金鼎建筑发展有限公司 | A L type self preservation temperature shear force wall prefabricated plate for prefabricated construction corner |
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