CN107419820B - Prefabricated wall structure and combined wall structure for dry connection - Google Patents
Prefabricated wall structure and combined wall structure for dry connection Download PDFInfo
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- CN107419820B CN107419820B CN201710785436.XA CN201710785436A CN107419820B CN 107419820 B CN107419820 B CN 107419820B CN 201710785436 A CN201710785436 A CN 201710785436A CN 107419820 B CN107419820 B CN 107419820B
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/84—Walls made by casting, pouring, or tamping in situ
- E04B2/86—Walls made by casting, pouring, or tamping in situ made in permanent forms
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/90—Passive houses; Double facade technology
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The utility model discloses a prefabricated wall structure and a combined wall structure for dry connection, wherein the prefabricated wall structure comprises two walls which are arranged at intervals and a plurality of connecting parts which are connected with each other in an interval area, connecting end faces are constructed by arranging connecting holes on two sides and the side face of the front face of the prefabricated wall structure, and the connecting end faces are connected with each other by using connecting parts. The prefabricated wall structure is also provided with an operation hole, so that the connecting piece can be conveniently inserted into the connection hole. The prefabricated wall structure provided by the utility model can avoid the relatively complicated procedure of wet connection, has simple and rapid construction process and lower cost, and is beneficial to standardization of wall structure parts and construction procedures. The utility model also provides a combined wall structure which is obtained by connecting a plurality of prefabricated wall structures.
Description
Technical Field
The utility model relates to the field of constructional engineering, in particular to a prefabricated wall structure for dry connection, and a combined wall structure using the prefabricated wall structure.
Background
The house industrialization emphasizes the large-scale industrialized production mode to manufacture houses so as to improve the production efficiency and the whole quality, and has become the mainstream of the international development of the house building industry at present. The prefabricated assembly type coagulation main technology is prefabricated in factories and assembled on site, so that the construction period can be shortened, the cost can be reduced, the building quality can be guaranteed, the energy and resources can be saved, the adverse effect of building rubbish on the environment can be reduced, and the development of the prefabricated assembly type structural system is a necessary way for the residence Wang Ye.
At present, a wet connection method is mostly adopted for the connection of prefabricated wall structures, namely a certain area is reserved between two walls to serve as a node, the node is enclosed by a template during construction, concrete is poured inwards, and the mould is removed after the concrete meets the strength requirement. The wet connection method has the defects of long time, complex reinforcement in the node and high cost. In view of the above problems, a dry connection method has been developed, in which walls are directly connected to each other by connection members such as bolts. How to arrange the connection structure on the wall body to ensure the strength requirement of the node is the key of the dry connection method.
Disclosure of Invention
The utility model aims to provide a prefabricated wall structure which is used for dry connection construction and has simple and rapid connection mode
In order to achieve the above object, the present utility model provides a prefabricated wall structure for dry connection, comprising:
the first wall body and the second wall body are arranged at intervals, connecting parts are arranged in the interval areas of the first wall body and the second wall body, so that the first wall body and the second wall body are connected in parallel, and the height of the connecting parts is equal to that of the first wall body and the second wall body;
the connecting parts comprise first connecting parts which are respectively positioned at two sides of the first wall body and the second wall body interval area, one sides of the two first connecting parts are respectively flush with the side surfaces of the first wall body and the second wall body, and the side surfaces of the prefabricated wall body structure are jointly constructed; at least one second connecting part is arranged between the two first connecting parts, and the second connecting parts are mutually spaced from the first connecting parts to construct two first cast-in-situ cavities;
at least one first connecting part is provided with a plurality of longitudinally arranged first connecting holes which transversely penetrate through the first connecting part, so that the side surface of the prefabricated wall structure is constructed into a first connecting end surface;
the first wall body and/or the second wall body are/is provided with an operation hole and a second connection hole in the area corresponding to the first connection hole in the front position, the operation hole is communicated with the front of the first wall body and/or the second wall body and the first cast-in-place cavity, the second connection hole is communicated with the front of the first wall body and/or the second wall body and the first connection hole, and the area extending along the arrangement direction of the second connection hole between the two sides of the front of the first wall body and/or the second wall body and the operation holes respectively adjacent to the two sides of the front of the first wall body and the second wall body is configured into a second connection end face;
a plurality of steel bars which are longitudinally arranged are arranged in the first wall body and the second wall body.
Further, a plurality of second connecting parts which are arranged at intervals are arranged between the two first connecting parts, and at least one second cast-in-situ cavity is formed among the plurality of second connecting parts.
Further or preferably, the prefabricated wall structure is provided with a door and window area penetrating through the first wall, the second wall and the second connecting portion in the thickness direction thereof.
Further or preferably, the steel bars arranged in a transverse and longitudinal staggered way penetrate through the first wall body and the second wall body.
Preferably, the contact surfaces of the first wall body and the second wall body with the first cast-in-situ cavity are provided with a plurality of rib exposing grooves, and at least one part of the reinforcing steel bars which are arranged in the first wall body and the second wall body and correspond to the first cast-in-situ cavity are positioned in a groove-shaped space formed by the rib exposing grooves.
Further or preferably, the front surfaces of the first wall body and the second wall body are provided with a plurality of hanging points.
Further or preferably, the front surface of the first wall body or the second wall body is provided with a heat insulation layer and an outer blade plate which are sequentially arranged in parallel along a direction away from the prefabricated wall body structure.
In a second aspect, the present utility model provides a combined wall structure formed by fixedly connecting a plurality of prefabricated wall structures, wherein the combined wall structure further comprises a connecting component for connecting the prefabricated wall structures.
Further or preferably, the combined wall structure comprises two prefabricated wall structures which are transversely and fixedly connected through the respective first connecting end faces.
Further or preferably, the modular wall structure comprises:
the first prefabricated wall structure and the second prefabricated wall structure are transversely and fixedly connected through the respective first connecting end surfaces;
and the third prefabricated wall structure is longitudinally and fixedly connected with the second connecting end face of the first prefabricated wall structure or the second prefabricated wall structure through the first connecting end face.
According to the prefabricated wall structure, the connecting end faces are constructed by arranging the connecting holes on the two sides and the side faces of the front face of the prefabricated wall structure, and the connecting end faces are connected with each other by the connecting parts, so that the relatively complicated working procedures of wet connection are omitted, the construction process is simple, quick and low in cost, and the standardization of wall structure parts is facilitated. The prefabricated wall structure is also provided with an operation hole, so that the connection part can be conveniently accessed.
Drawings
Fig. 1 is a front view of a first embodiment of a prefabricated wall structure for dry connection according to the present utility model.
Fig. 2 is a left side view of a first embodiment of a prefabricated wall structure for dry attachment according to the present utility model.
Fig. 3 is a top view of a first embodiment of a prefabricated wall structure for dry attachment according to the present utility model.
Fig. 4 is a top view of a second embodiment of a prefabricated wall structure for dry attachment according to the present utility model.
Fig. 5 is a front view of a third embodiment of a prefabricated wall structure for dry attachment according to the present utility model.
Fig. 6 is a front view of a fourth embodiment of a prefabricated wall structure for dry attachment according to the present utility model.
Fig. 7 is a front view of a fifth embodiment of a prefabricated wall structure for dry attachment according to the present utility model.
Fig. 8 is a left side view of a fifth embodiment of a prefabricated wall structure for dry attachment according to the present utility model.
Fig. 9 is a front view of a sixth embodiment of a prefabricated wall structure for dry connection according to the present utility model.
Fig. 10 is a front view of a seventh embodiment of a prefabricated wall structure for dry connection according to the present utility model.
FIG. 11 is a top view of an embodiment of a prefabricated wall structure for dry joining according to the present utility model applied to an exterior wall structure.
Fig. 12 is a front view of a first embodiment of a modular wall structure according to the present utility model.
Fig. 13 is a top view of a first embodiment of a modular wall structure according to the present utility model.
Fig. 14 is a front view of a second embodiment of a modular wall structure according to the present utility model.
Fig. 15 is a top view of a second embodiment of a modular wall structure according to the present utility model.
Fig. 16 is a front view of a third embodiment of a modular wall structure according to the present utility model.
Fig. 17 is a top view of a third embodiment of a modular wall structure according to the present utility model.
Fig. 18 is a partially enlarged schematic view of a connection portion of a first embodiment of a combined wall structure according to the present utility model.
Fig. 19 is a partially enlarged schematic view of a connection portion of a second embodiment of a combined wall structure according to the present utility model.
Fig. 20 is a schematic view showing a part of a connection portion of a third embodiment of a combined wall structure according to the present utility model.
Fig. 21 is a front view of a mold for casting a prefabricated wall structure for dry connection according to the present utility model.
FIG. 22 is a top view of a mold for casting a prefabricated wall structure for dry connection according to the present utility model.
In the figure:
1. first wall 2, second wall 3, first connection 4, second connection 5, first connection hole 6, second connection hole 7, first connection end 8, second connection end 9, first cast-in-place cavity 10, second cast-in-place cavity 11, service hole 12, rebar 13, open channel 14, door and window area 15, lifting point 16, insulation 17, outer leaf 18, first prefabricated wall structure 19, second prefabricated wall structure 20, third prefabricated wall structure 21, bolt 22, nut
Detailed Description
Referring to fig. 1 to 11, the present utility model provides a prefabricated wall structure for dry connection, which is characterized in that the prefabricated wall structure includes:
the first wall body 1 and the second wall body 2 which are arranged at intervals are provided with connecting parts in the interval area, so that the first wall body 1 and the second wall body 2 are connected in parallel, and the height of the connecting parts is equal to that of the first wall body 1 and the second wall body 2;
the connecting parts comprise first connecting parts 3 which are respectively positioned at two sides of the interval area of the first wall body 1 and the second wall body 2, one sides of the two first connecting parts 3 are respectively flush with the side surfaces of the first wall body 1 and the second wall body 2, and the side surfaces of the prefabricated wall body structure are jointly constructed; at least one second connecting part 4 is arranged between the two first connecting parts 3, and the second connecting parts 4 and the first connecting parts 3 are mutually separated to form two first cast-in-situ cavities 9;
at least one of the first connecting portions 3 is provided with a plurality of longitudinally arranged first connecting holes 5, and the first connecting holes 5 transversely penetrate through the first connecting portion 3, so that the side surface of the prefabricated wall structure is configured into a first connecting end surface 7;
an operation hole 11 and a second connection hole 6 are arranged in the area corresponding to the first connection hole 5 at the front position of the first wall body 1 and/or the second wall body 2, the operation hole 11 is communicated with the front surface of the first wall body 1 and/or the second wall body 2 and the first cast-in-situ cavity 9, the second connection hole 6 is communicated with the front surface of the first wall body 1 and/or the second wall body 2 and the first connection hole 5, and the area extending along the arrangement direction of the second connection hole 6 between two sides of the front surface of the first wall body 1 and/or the second wall body 2 and the operation hole 11 respectively adjacent to the front surface of the first wall body 1 and/or the second wall body 2 is configured into a second connection end surface 8, and the area of the second connection end surface 8 is equal to the side surface area of the prefabricated wall structure;
a plurality of steel bars 12 which are arranged in a transverse and longitudinal staggered mode are arranged in the first wall body 1 and the second wall body 2.
The prefabricated wall structure is arranged as above, and has the following functions:
firstly, the prefabricated wall structure is directly and fixedly connected through the first connecting end face and the second connecting end face and the first connecting hole and the second connecting hole, so that the technological processes of formwork supporting, concrete pouring and concrete waiting for reaching the strength requirement are omitted, and the wall construction process is simplified;
secondly, the function of the operation hole 11 is to facilitate the access of the connector to the first connector hole 5, the specific shape and area of which do not limit the present utility model, and the operation hole 11 is provided according to the construction needs by those skilled in the art, which should satisfy the space size enough to accommodate the operation of the connector access tool.
Thirdly, after the connection of the wall structure is completed by connecting the connecting piece to the connecting hole through the operation hole 11, sealing the operation hole 11 by using a template, and pouring concrete into the cast-in-situ cavity to complete the fastening of the wall structure;
fourth, the first connection holes 5 may be provided only in one of the first connection portions 3, i.e., the prefabricated wall structure having only one row of first connection holes 5, and correspondingly, the second connection holes 6 and the operation holes 11, is also only one row, and the prefabricated wall structure is combined with other prefabricated wall structures only by one side, and the other side may be constructed by other construction methods (according to the prior art); it is also possible (as in fig. 1, 5 and 7) to construct the first connection end face 7 and the second connection end face 8 on both sides of the prefabricated wall structure.
The number of cast-in-situ cavities of the prefabricated wall structure can be only two, and the cast-in-situ cavities are respectively adjacent to two sides of the prefabricated wall structure, and the central part of the prefabricated wall structure is in a solid structure. In order to reduce the weight of the prefabricated wall structure and facilitate transportation and lifting, as shown in fig. 4, as a further improvement of the present utility model, a plurality of second connection parts 4 are arranged between the two first connection parts 3 at intervals, and at least one second cast-in-situ cavity 10 is formed between the plurality of second connection parts 4. And after the connection of the wall structure is finished, pouring concrete into the cast-in-situ cavity to finish the fastening construction of the wall structure.
It will be appreciated by those skilled in the art that a wall having a cast-in-place cavity structure as described above is fabricated by a pre-cast molding process. Fig. 21 and 22 show an embodiment of a modular mold for casting prefabricated walls. As shown in the figure, the combined mold comprises a rectangular mold frame surrounded by outer mold plates, namely four sides of the mold frame, and the number of the outer mold plates can be set according to actual needs by a person skilled in the art, for example, one side of the mold frame can be formed by combining a plurality of plates. The mold frame has two opposing outer mold plates with receptacles therein, referred to in this embodiment as a first outer mold plate. The positions of the jacks on the two first outer templates correspond to each other to form a pair of jacks. The width of the insertion hole is smaller than that of the first outer die plate, and in this embodiment, the distance between the insertion hole and the two long sides of the first outer die plate is equal, that is, the insertion hole is located at the central position of the first outer die plate in the width direction of the first outer die plate. An inner template and an inner module are also arranged in the die frame. The inner die plate penetrates through the combined die through each jack on the first outer die plate, the length of the inner die plate is equal to the distance between the two first outer die plates, the inner die plate is horizontally paved in the die frame, and one side of the inner die plate is lapped with the top of the inner die plate to obtain the support of the inner die plate. The inner mold plate and the inner mold plate construct at least one cast-in-place region within the mold frame and isolated from the concrete poured into the mold frame.
The concrete arrangement of the reinforcing steel bars 12 of the prefabricated wall structure may be that the wall is only laid in the wall structure without exposing the wall according to the prior art, or may penetrate the prefabricated wall structure as in the present embodiment for connection with the upper and lower wall layers. As a modification of this embodiment, as shown in fig. 7 and 8, the steel bars 12 extend longer from the prefabricated wall structure, and when the prefabricated wall structure is used to connect the upper and lower wall, the upper and lower ends thereof form a double-row steel bar structure. The wall structure with the embodiment can be used for wall connection of high-rise rooms.
As a preferable improvement of this embodiment, the contact surfaces of the first wall body 1, the second wall body 2 and the first cast-in-situ cavity 9 are provided with a plurality of rib exposing grooves 13, and at least a part of the reinforcing steel bars 12 which are arranged in the first wall body 1, the second wall body 2 and correspond to the first cast-in-situ cavity 9 are positioned in the groove-shaped space formed by the rib exposing grooves 13. The exposed steel bars 12 at the exposed steel bar grooves 13 in the wall structure are overlapped with the longitudinally exposed steel bars 12 at the top end of the lower wall, and the upper wall and the lower wall are connected during cast-in-situ, so that the overall strength is improved; meanwhile, the exposed steel bars 12 are directly wrapped with the cast-in-place concrete, so that the combination of new and old concrete is enhanced, and the bearing capacity of the cast-in-place wall is effectively enhanced. The convex structure formed by filling the concrete material into the rib exposing grooves 13 strengthens the combination of new concrete and old concrete, strengthens the integrity of the wall structure and is beneficial to improving the waterproof capability of the cast-in-situ wall.
When the central portion of the prefabricated wall structure is of a solid construction, as shown in fig. 9 and 10, the door and window regions 14 of the first wall 1, the second wall 2 and the second connection portion 4 may be penetrated in the thickness direction of the prefabricated wall structure.
As a preferred modification, as shown in fig. 5, the front surfaces of the first wall 1 and the second wall 2 are provided with a plurality of hanging points 15, which may be in a hole-like structure as shown in fig. 5, the hanging points 15 being operative to cooperate with the hanger members of the lifting device.
As a preferred modification, as shown in fig. 11, the front surface of the first wall 1 or the second wall 2 is provided with a heat insulation layer 16 and an outer leaf 17 which are arranged in parallel in order along the direction away from the prefabricated wall structure, and the prefabricated wall structure arranged as described above is used as an outer wall of a building. It will be appreciated by those skilled in the art that when the insulation 16 and the outer blades 17 are provided, the prefabricated wall structure may be provided with the operating aperture 11 and the second attachment aperture 6 on only one side face, which face is inwards with respect to the room area. In some wall construction processes, the wall surfaces where the operation holes 11 and the second connection holes 6 are provided are outward with respect to the house area, and then the insulation layer 16 and the outer blades 17 may be laid after the prefabricated wall structure is butt-jointed (as described above).
In a second aspect, the utility model also provides a modular wall structure using a combination of a plurality of prefabricated wall structures as described above, wherein the prefabricated wall structures are fixedly connected to each other using connecting elements, which are selected according to the prior art, such as bolts for construction.
It should be understood that the specific number and connection form of the prefabricated wall structures are selected according to the actual construction requirements of the building construction plan, and the following two prefabricated wall structure combinations are exemplarily provided.
As shown in the figure, the combined wall structure comprises two prefabricated wall structures which are transversely and fixedly connected through the respective first connecting end surfaces 7.
As shown in fig. 12 and 13, the combined wall structure includes:
the first prefabricated wall structure 18 and the second prefabricated wall structure 19 which are transversely and fixedly connected through the respective first connecting end surfaces 7 enable the whole wall body to be approximately in a straight shape;
and a third prefabricated wall structure 20 longitudinally and fixedly connected with the second connecting end surface 8 of the first prefabricated wall structure 18 or the second prefabricated wall structure 19 through the first connecting end surface 7.
This embodiment includes two wall morphologies:
first, as shown in fig. 14 and 15, the third prefabricated wall body mechanism is connected with the joint parts adjacent to the first prefabricated wall body structure and the second prefabricated wall body structure, so that the whole wall body is approximately T-shaped;
second, as shown in fig. 16 and 17, the third prefabricated wall body mechanism is connected to the first connecting end face 7 far from the joint of the first prefabricated wall body structure and the second prefabricated wall body structure, so that the whole wall body is approximately L-shaped.
Fig. 18 to 20 are connection diagrams of the embodiment of the above-mentioned combined wall structure, wherein the connection parts are bolts 21 and nuts 22. As shown in fig. 18, in the first combined wall embodiment, the bolts 21 may be first screwed into the operation holes, and the two ends of the bolts 21 may be respectively located in the two walls, and then the two ends may be respectively screwed with the nuts 22.
Fig. 20 is an enlarged schematic view of the connection of the L-shaped composite wall body in the above embodiment, but it should be understood that two prefabricated wall structures are connected to each other by the first and second connection end surfaces thereof, respectively. In the specific construction process, the second connecting hole 6 of one prefabricated wall structure can be set as a threaded hole or a threaded sleeve is arranged in advance, then the bolt 21 is screwed into the second connecting hole 6 and moved into the other prefabricated wall structure, the first connecting hole 5 of the prefabricated wall structure is positioned by inserting the bolt 21 screwed in advance, and finally the first connecting hole is screwed by the nut 22.
Fig. 19 is an enlarged schematic view of the connection of the T-shaped combined wall in the above embodiment, but should be understood as a combined example of the "in-line" and L-shaped walls, and the specific connection method thereof will not be described herein.
Specific examples are set forth herein to illustrate the utility model in detail, and the description of the above examples is only for the purpose of aiding in understanding the core concept of the utility model. It should be noted that any obvious modifications, equivalents, or other improvements to those skilled in the art without departing from the inventive concept are intended to be included in the scope of the present utility model.
Claims (10)
1. A prefabricated wall structure for dry connection, the prefabricated wall structure comprising:
the first wall body (1) and the second wall body (2) are arranged at intervals, connecting parts are arranged in the interval areas, so that the first wall body (1) and the second wall body (2) are connected in parallel, and the height of the connecting parts is equal to that of the first wall body (1) and the second wall body (2);
the connecting parts comprise first connecting parts (3) which are respectively positioned at two sides of the interval area of the first wall body (1) and the second wall body (2), one sides of the two first connecting parts (3) are respectively flush with the side surfaces of the first wall body (1) and the second wall body (2), and the side surfaces of the prefabricated wall body structure are formed together; at least one second connecting part (4) is arranged between the two first connecting parts (3), and the second connecting parts (4) are mutually spaced from the first connecting parts (3) to form two first cast-in-situ cavities (9);
at least one first connecting part (3) is provided with a plurality of longitudinally arranged first connecting holes (5), and the first connecting holes (5) transversely penetrate through the first connecting part (3) so that the side surface of the prefabricated wall structure is configured into a first connecting end surface (7);
the front position of the first wall body (1) and/or the second wall body (2) is provided with an operation hole (11) and a second connection hole (6) in the area corresponding to the first connection hole (5), the operation hole (11) is communicated with the front surface of the first wall body (1) and/or the second wall body (2) and the first cast-in-place cavity (9), the second connection hole (6) is communicated with the front surface of the first wall body (1) and/or the second wall body (2) and the first connection hole (5), and the area extending along the arrangement direction of the second connection hole (6) between the two sides of the front surface of the first wall body (1) and/or the two sides of the front surface of the second wall body (2) and the operation hole (11) respectively adjacent to the front surface of the first wall body and the second wall body (2) is configured into a second connection end surface (8);
the first wall body (1) and the second wall body (2) are provided with a plurality of reinforcing steel bars (12) which are arranged in a transverse and longitudinal staggered mode.
2. Prefabricated wall structure according to claim 1, characterized in that the two first connection parts (3) have a plurality of second connection parts (4) arranged at intervals from each other, at least one second cast-in-place cavity (10) being formed between the plurality of second connection parts (4).
3. Prefabricated wall structure according to claim 1, characterized in that it is provided with door and window areas (14) penetrating the first wall (1), the second wall (2) and the second connection (4) in its thickness direction.
4. Prefabricated wall structure according to claim 1 or 2, characterized in that the reinforcement bars (12) arranged in a staggered manner extend through the first wall (1), the second wall (2).
5. The prefabricated wall structure according to claim 4, wherein the contact surfaces of the first wall body (1) and the second wall body (2) and the first cast-in-situ cavity (9) are provided with a plurality of rib exposing grooves (13), and at least one part of the reinforcing steel bars (12) which are arranged in the first wall body (1) and the second wall body (2) and correspond to the first cast-in-situ cavity (9) is positioned in a groove-shaped space formed by the rib exposing grooves (13).
6. Prefabricated wall structure according to any of claims 1 to 5, characterized in that the front sides of the first wall (1) and the second wall (2) are provided with a plurality of suspension points (15).
7. Prefabricated wall structure according to any one of claims 1 to 5, characterized in that the front face of the first wall (1) or the second wall (2) is provided with insulation layers (16) and outer blades (17) arranged side by side in sequence along the distance from the prefabricated wall structure.
8. A modular wall structure comprising a plurality of prefabricated wall structures according to claims 1 to 7 fixedly connected to each other and connecting elements for connecting said prefabricated wall structures.
9. A modular wall structure according to claim 8, characterized in that it comprises two of said prefabricated wall structures which are fixedly connected transversely by means of respective first connection end faces (7).
10. The modular wall structure of claim 8, wherein the modular wall structure comprises:
a first prefabricated wall structure (18) and a second prefabricated wall structure (19) which are transversely and fixedly connected through the respective first connecting end surfaces (7);
and a third prefabricated wall structure (20) longitudinally and fixedly connected with the second connecting end surface (8) of the first prefabricated wall structure (18) or the second prefabricated wall structure (19) through the first connecting end surface (7).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710785436.XA CN107419820B (en) | 2017-09-04 | 2017-09-04 | Prefabricated wall structure and combined wall structure for dry connection |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710785436.XA CN107419820B (en) | 2017-09-04 | 2017-09-04 | Prefabricated wall structure and combined wall structure for dry connection |
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| Publication Number | Publication Date |
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| CN107419820A CN107419820A (en) | 2017-12-01 |
| CN107419820B true CN107419820B (en) | 2023-09-08 |
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| CN201710785436.XA Active CN107419820B (en) | 2017-09-04 | 2017-09-04 | Prefabricated wall structure and combined wall structure for dry connection |
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| CN108867934B (en) * | 2018-09-18 | 2024-02-20 | 三一筑工科技股份有限公司 | T-shaped wall connecting structure and assembled building structure system |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007134517A1 (en) * | 2006-05-18 | 2007-11-29 | Xinfu Chen | Composite concrete shear wall for heat insulation |
| CN102912900A (en) * | 2012-11-14 | 2013-02-06 | 安徽华力建设集团有限公司 | Prefabricated assembled superposed plate type concrete shear wall and construction method thereof |
| CN106436966A (en) * | 2016-12-08 | 2017-02-22 | 四川华构住宅工业有限公司 | Wall transverse full-dry type connection structure based on assembled type building wall and assembly method of wall transverse full-dry type connection structure |
| CN106499093A (en) * | 2016-12-19 | 2017-03-15 | 朱凤起 | A kind of exterior wall attachment structure and its construction method |
| CN107097331A (en) * | 2017-06-05 | 2017-08-29 | 承德绿建建筑节能科技有限公司 | Sectional die, casting method and precast wall body structure for pouring precast wall body |
| CN207376871U (en) * | 2017-09-04 | 2018-05-18 | 承德绿建建筑节能科技有限公司 | A kind of precast wall body structure and combined wall structure for dry type connection |
-
2017
- 2017-09-04 CN CN201710785436.XA patent/CN107419820B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007134517A1 (en) * | 2006-05-18 | 2007-11-29 | Xinfu Chen | Composite concrete shear wall for heat insulation |
| CN102912900A (en) * | 2012-11-14 | 2013-02-06 | 安徽华力建设集团有限公司 | Prefabricated assembled superposed plate type concrete shear wall and construction method thereof |
| CN106436966A (en) * | 2016-12-08 | 2017-02-22 | 四川华构住宅工业有限公司 | Wall transverse full-dry type connection structure based on assembled type building wall and assembly method of wall transverse full-dry type connection structure |
| CN106499093A (en) * | 2016-12-19 | 2017-03-15 | 朱凤起 | A kind of exterior wall attachment structure and its construction method |
| CN107097331A (en) * | 2017-06-05 | 2017-08-29 | 承德绿建建筑节能科技有限公司 | Sectional die, casting method and precast wall body structure for pouring precast wall body |
| CN207376871U (en) * | 2017-09-04 | 2018-05-18 | 承德绿建建筑节能科技有限公司 | A kind of precast wall body structure and combined wall structure for dry type connection |
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