CN212506785U - Built-in prefabricated wallboard dry-type connected node - Google Patents
Built-in prefabricated wallboard dry-type connected node Download PDFInfo
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- CN212506785U CN212506785U CN202021613360.6U CN202021613360U CN212506785U CN 212506785 U CN212506785 U CN 212506785U CN 202021613360 U CN202021613360 U CN 202021613360U CN 212506785 U CN212506785 U CN 212506785U
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Abstract
The utility model discloses a built-in prefabricated wallboard dry-type connected node for connecting a first prefabricated wallboard, a second prefabricated wallboard and a supporting beam, wherein one side of the supporting beam is provided with a beam body connecting piece, a lower-node connecting component and a supporting component are arranged between the bottom end of the first prefabricated wallboard and the beam body connecting piece in parallel, and an upper-node connecting component is arranged between the top end of the second prefabricated wallboard and the beam body connecting piece; the connecting node is three-dimensionally adjustable, has good tolerance and is convenient to install, the whole connecting node is concealed between two prefabricated wallboards, a waist line packaging plate is arranged at the position of an opening of a splicing seam, and specific parts of the connecting node cannot be seen inside and outside a building body, so that the connecting node is more attractive and tidy; the deformation of the wall plate and the connecting node is coordinated with the deformation of the main body structure; the application function of the external wallboard system is improved, and the external wallboard system is shock-resistant, safe, reliable, fireproof, durable and attractive; the installation is convenient, lightweight, sexual valence relative altitude.
Description
Technical Field
The utility model relates to a prefabricated wallboard adapting unit especially relates to a prefabricated wallboard dry-type connected node.
Background
At present, the prefabricated external wall panels and the connection modes in assembly type buildings are more in variety in China, but the common defects of large component weight, high manufacturing and processing cost of connection fittings, complex connection node method, high installation difficulty and even unreasonable connection member method are caused, so that the whole connection system causes certain potential safety hazards for construction installation, structure, use and maintenance.
The key difficulty of the connection of the external wallboard nodes of the reinforced concrete structure system or the steel beam structure system is high manufacturing cost, high interface assembly difficulty and disordered layers; the three-dimensional adjustment performance is poor, the tolerance is poor, and the installation is inconvenient; the deformation of the wall plate and the connecting joint is difficult to be coordinated with the deformation of the main body structure; the applicable function of the external wall panel system is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a prefabricated wallboard dry-type connected node of interior concealed that tolerance nature is good, simple to operate is provided.
In order to solve the technical problem, the technical scheme of the utility model is that: the built-in prefabricated wall panel dry-type connecting joint is used for connecting a first prefabricated wall panel, a second prefabricated wall panel and a supporting beam, a beam body connecting piece is arranged on one side of the supporting beam facing the first prefabricated wall panel and one side of the supporting beam facing the second prefabricated wall panel, a joint lower connecting component and a supporting component are arranged between the bottom end of the first prefabricated wall panel and the beam body connecting piece in parallel, and a joint upper connecting component is arranged between the top end of the second prefabricated wall panel and the beam body connecting piece;
the lower joint connecting assembly comprises a lower wallboard embedded part embedded at the bottom end of the first prefabricated wallboard, and a lower sliding part is arranged between the lower wallboard embedded part and the beam connecting part;
the supporting assembly comprises a wallboard bearing embedded part embedded at the bottom end of the first prefabricated wallboard, and a lower bearing part is arranged between the wallboard bearing embedded part and the beam body connecting part;
the connecting assembly on the node comprises an embedded part on the wallboard, wherein the embedded part on the wallboard is embedded at the top end of the second prefabricated wallboard, and an upper sliding part is arranged between the embedded part on the wallboard and the beam connecting piece.
As a preferred technical scheme, the supporting beam is a reinforced concrete beam, and the beam body connecting piece is a beam body embedded part embedded in the reinforced concrete beam; the beam body embedded part comprises a beam body embedded plate, and a plurality of beam body embedded ribs extending into the supporting beam are fixedly connected to the beam body embedded plate; two bolt pre-buried holes are formed in the beam body pre-buried plate, bolt boxes which correspond to the bolt pre-buried holes one by one are pre-buried between the beam body pre-buried plate and the supporting beam, and pre-buried bolts of which the threaded ends penetrate through the bolt pre-buried holes are installed in the bolt boxes.
As a preferred technical scheme, the supporting beam is an i-shaped steel beam, and the beam body connecting piece is a beam body welding piece welded with the i-shaped steel beam; the beam body welding piece comprises a beam body welding plate, two bolt pre-buried holes are formed in the beam body welding plate, bolt boxes corresponding to the bolt pre-buried holes one to one are welded between the beam body welding plate and the supporting beam, and threaded ends are installed in the bolt boxes and penetrate through the pre-buried bolts in the bolt pre-buried holes.
As a preferred technical scheme, the bolt pre-buried hole comprises an installation via hole with an inner diameter larger than the outer diameter of the bolt head of the pre-buried bolt, one side of the installation via hole is communicated with a long and narrow bolt adjusting hole, the width of the bolt adjusting hole is larger than the outer diameter of the threaded section of the pre-buried bolt and smaller than the outer diameter of the bolt head of the pre-buried bolt, and a bolt fixing blocking piece for preventing the pre-buried bolt from slipping from the installation via hole is installed in the bolt box.
According to a preferable technical scheme, the embedded part under the wallboard comprises an embedded plate under the wallboard, a plurality of wallboard embedded ribs extending into the first prefabricated wallboard are fixedly connected to the embedded plate under the wallboard, a lower connecting internal thread sleeve is further embedded in the first prefabricated wallboard, and one end of the lower connecting internal thread sleeve penetrates through the embedded plate under the wallboard and is flush with the end face of the embedded plate under the wallboard.
As a preferred technical scheme, the lower sliding part comprises an L-shaped lower sliding base body, two triangular reinforcing rib plates are arranged on two sides of the L-shaped lower sliding base body, two right-angle sides of the triangular reinforcing rib plates are welded with two right-angle sides of the L-shaped lower sliding base body, and two panels of the L-shaped lower sliding base body are provided with lower sliding part connecting and adjusting long holes respectively connected with the beam connecting part and the embedded part under the wallboard.
As an optimized technical scheme, the wallboard bearing embedded part comprises a wallboard bearing embedded plate embedded at the bottom end of the first prefabricated wallboard, a plurality of wallboard embedded ribs extending into the first prefabricated wallboard are fixedly connected to the wallboard bearing embedded plate, and the wallboard bearing embedded plate is welded with the lower bearing part.
As a preferred technical scheme, the lower bearing part comprises an L-shaped lower bearing plate and a stiffening rib plate, two vertical side surfaces of the stiffening rib plate are respectively welded with the inner surfaces of two vertical panels of the L-shaped lower bearing plate, and the outer surfaces of the two vertical panels of the L-shaped lower bearing plate are respectively welded with the wallboard bearing embedded part and the beam body connecting part.
As an optimal technical scheme, the embedded part on the wallboard comprises an embedded plate on the wallboard, a plurality of wallboard embedded ribs extending into the second prefabricated wallboard are fixedly connected to the embedded plate on the wallboard, an upper connecting internal thread sleeve is further embedded in the second prefabricated wallboard, and one end of the upper connecting internal thread sleeve penetrates through the embedded plate on the wallboard and is flush with the end face of the embedded plate on the wallboard.
As a preferable technical solution, the upper sliding member includes an L-shaped upper sliding base, two sides of the L-shaped upper sliding base are respectively provided with a triangular reinforcing rib plate, two right-angle sides of the triangular reinforcing rib plate are welded with two right-angle sides of the L-shaped upper sliding base, and two panels of the L-shaped upper sliding base are provided with upper sliding member connection adjustment long holes respectively connected with the beam connecting member and the embedded member on the wall plate.
Due to the adoption of the technical scheme, the built-in prefabricated wall panel dry-type connecting node is used for connecting a first prefabricated wall panel, a second prefabricated wall panel and a supporting beam, a beam body connecting piece is arranged on one side of the supporting beam facing the first prefabricated wall panel and the second prefabricated wall panel, a node lower connecting component and a supporting component are arranged between the bottom end of the first prefabricated wall panel and the beam body connecting piece in parallel, and a node upper connecting component is arranged between the top end of the second prefabricated wall panel and the beam body connecting piece; the lower joint connecting assembly comprises a lower wallboard embedded part embedded at the bottom end of the first prefabricated wallboard, and a lower sliding part is arranged between the lower wallboard embedded part and the beam connecting part; the supporting assembly comprises a wallboard bearing embedded part embedded at the bottom end of the first prefabricated wallboard, and a lower bearing part is arranged between the wallboard bearing embedded part and the beam body connecting part; the upper joint connecting assembly comprises an upper wallboard embedded part embedded at the top end of the second prefabricated wallboard, and an upper sliding part is arranged between the upper wallboard embedded part and the beam body connecting part; the connecting node is three-dimensionally adjustable, has good tolerance and is convenient to install, the whole connecting node is concealed between two prefabricated wallboards, a waist line packaging plate is arranged at the position of an opening of a splicing seam, and specific parts of the connecting node cannot be seen inside and outside a building body, so that the connecting node is more attractive and tidy; the deformation of the wall plate and the connecting node is coordinated with the deformation of the main body structure; the application function of the external wallboard system is improved, and the external wallboard system is shock-resistant, safe, reliable, fireproof, durable and attractive; the installation is convenient, lightweight, sexual valence relative altitude.
Drawings
The drawings are only intended to illustrate and explain the present invention and do not limit the scope of the invention. Wherein:
fig. 1 is a perspective view of a first embodiment of the present invention;
fig. 2 is a schematic structural diagram of a connection assembly under a node according to a first embodiment of the present invention;
fig. 3 is a schematic structural diagram of a support assembly according to a first embodiment of the present invention;
fig. 4 is a schematic structural diagram of a connection assembly on a node according to a first embodiment of the present invention;
fig. 5 is a plan view of a first embodiment of the present invention;
FIG. 6 is a sectional view taken along line A-A of FIG. 5;
FIG. 7 is a plan view of a beam body connector according to an embodiment of the present invention;
FIG. 8 is a sectional view taken along line B-B of FIG. 7;
FIG. 9 is a cross-sectional view taken along line C-C of FIG. 7;
fig. 10 is a perspective view of a second embodiment of the present invention;
fig. 11 is a schematic structural view of a connection assembly under a node according to a second embodiment of the present invention;
fig. 12 is a schematic structural diagram of a support assembly according to a second embodiment of the present invention;
fig. 13 is a schematic structural diagram of a connection assembly on a node according to a second embodiment of the present invention;
in the figure: 11-a first prefabricated wall panel; 12-a second prefabricated wall panel; 13-reinforced concrete beam; 14-steel i-beams; 21-a lower slider; 22-the lower slide is connected with the adjusting long hole; 23-a lower load-bearing member; 24-an upper slider; 25-the upper sliding piece is connected with the adjusting long hole; 31-beam body embedded plate; 32-beam body embedded ribs; 33-bolt pre-buried holes; 34-bolt box; 35-embedding bolts; 36-bolt fixing the blocking piece; 41-pre-embedded plates under the wall plate; 42-lower connecting inner wire sleeve; 5-wallboard load-bearing embedded plate; 61-pre-embedding a plate on the wallboard; 62-connecting the internal thread sleeve.
Detailed Description
The invention is further explained below with reference to the drawings and examples. In the following detailed description, certain exemplary embodiments of the present invention have been described by way of illustration only. Needless to say, a person skilled in the art will recognize that the described embodiments can be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and not intended to limit the scope of the claims.
The first embodiment is as follows:
as shown in fig. 1, 5 and 6, the concealed prefabricated wall panel dry-type connecting joint is used for connecting a first prefabricated wall panel 11, a second prefabricated wall panel 12 and a supporting beam, a beam body connecting member is arranged on one side of the supporting beam facing the first prefabricated wall panel 11 and the second prefabricated wall panel 12, a joint lower connecting assembly and a supporting assembly are arranged between the bottom end of the first prefabricated wall panel 11 and the beam body connecting member in parallel, and a joint upper connecting assembly is arranged between the top end of the second prefabricated wall panel 12 and the beam body connecting member;
as shown in fig. 2, the node lower connection assembly includes a wallboard lower embedded part embedded in the bottom end of the first prefabricated wallboard 11, and a lower sliding part 21 is installed between the wallboard lower embedded part and the beam connecting part; as shown in fig. 3, the supporting assembly includes a wall plate bearing embedded part embedded in the bottom end of the first prefabricated wall plate 11, and a lower bearing part 23 is installed between the wall plate bearing embedded part and the beam connecting part; as shown in fig. 4, the connection assembly on the node includes an embedded part on the wall panel embedded in the top end of the second prefabricated wall panel 12, and an upper sliding part 24 is installed between the embedded part on the wall panel and the beam connecting part.
The supporting beam is a reinforced concrete beam 13, and the beam body connecting piece is a beam body embedded part embedded in the reinforced concrete beam 13; as shown in fig. 7, 8 and 9, the beam embedded part includes a beam embedded plate 31, and a plurality of beam embedded ribs 32 extending into the support beam are fixedly connected to the beam embedded plate 31; two bolt pre-buried holes 33 are formed in the beam body pre-buried plate 31, bolt boxes 34 corresponding to the bolt pre-buried holes 33 one by one are pre-buried between the beam body pre-buried plate 31 and the supporting beam, and pre-buried bolts 35 with threaded ends penetrating through the bolt pre-buried holes 33 are installed in the bolt boxes 34. The bolt embedded hole 33 comprises an installation via hole with the inner diameter larger than the outer diameter of the bolt head of the embedded bolt 35, one side of the installation via hole is communicated with a long and narrow bolt adjusting hole, the width of the bolt adjusting hole is larger than the outer diameter of the threaded section of the embedded bolt 35 and smaller than the outer diameter of the bolt head of the embedded bolt, and a bolt fixing blocking piece 36 for preventing the embedded bolt 35 from slipping from the installation via hole is installed in the bolt box 34.
The embedded part under the wallboard comprises an embedded plate 41 under the wallboard, a plurality of wallboard embedded ribs extending into the first prefabricated wallboard 11 are fixedly connected to the embedded plate 41 under the wallboard, a lower connecting internal thread sleeve 42 is embedded in the first prefabricated wallboard 11, and one end of the lower connecting internal thread sleeve 42 penetrates through the embedded plate 41 under the wallboard and is flush with the end face of the embedded plate 41 under the wallboard. The lower sliding piece 21 comprises an L-shaped lower sliding base body, triangular reinforcing rib plates are arranged on two sides of the L-shaped lower sliding base body, two right-angle sides of the triangular reinforcing rib plates are welded with two right-angle sides of the L-shaped lower sliding base body, and lower sliding piece connecting and adjusting long holes 22 which are respectively connected with the beam connecting piece and the embedded piece under the wallboard are arranged on two panels of the L-shaped lower sliding base body. The threaded end of the connecting bolt penetrates through one lower sliding piece connecting and adjusting long hole 22 on the L-shaped lower sliding base body and is in threaded connection with the lower connecting inner wire sleeve 42; the threaded end of the embedded bolt 35 penetrates through the other lower sliding piece connecting and adjusting long hole 22 on the L-shaped lower sliding base body and is connected with a fastening nut.
The wallboard bearing embedded part comprises a wallboard bearing embedded plate 5 embedded at the bottom end of the first prefabricated wallboard 11, a plurality of wallboard embedded ribs (not shown in the figure) extending into the first prefabricated wallboard 11 are fixedly connected to the wallboard bearing embedded plate 5, and the wallboard bearing embedded plate 5 is welded with the lower bearing part 23. The lower bearing part 23 comprises an L-shaped lower bearing plate and a stiffening rib plate, two vertical side surfaces of the stiffening rib plate are respectively welded with the inner surfaces of two vertical panels of the L-shaped lower bearing plate, and the outer surfaces of two vertical panels of the L-shaped lower bearing plate are respectively welded with the wallboard bearing embedded part and the beam connecting part.
The embedded parts on the wall board comprise embedded plates 61 on the wall board, a plurality of embedded ribs (not shown in the figure) of the wall board extending into the second prefabricated wall board 12 are fixedly connected to the embedded plates 61 on the wall board, an upper connecting internal wire sleeve 62 is also embedded in the second prefabricated wall board 12, and one end of the upper connecting internal wire sleeve 62 penetrates through the embedded plates 61 on the wall board and is flush with the end face of the embedded plates 61 on the wall board.
The upper sliding part 24 comprises an L-shaped upper sliding base body, triangular reinforcing rib plates are arranged on two sides of the L-shaped upper sliding base body, two right-angle sides of the triangular reinforcing rib plates are welded with two right-angle sides of the L-shaped upper sliding base body, and upper sliding part connecting and adjusting long holes 25 which are respectively connected with the beam body connecting part and the embedded part on the wallboard are arranged on two panels of the L-shaped upper sliding base body.
This connected node adopts dry-type tie point to support, and this is a flexible support mode that can adapt to major structure deformability, and it is clear and definite that the outer wallboard of point support has wallboard component and connected node atress, can adapt to major structure deformation completely, and advantages such as construction simple installation and precision and quality are controllable, and the node design satisfies the target that does not succumb under the action of rare chance earthquake: small, medium and large vibrations are not yielding. Whole connected node is built-in between two prefabricated wallboards, installs stringcourse encapsulation board at the piece opening part, can not see connected node's concrete part inside and outside the building body, and is more pleasing to the eye clean and tidy.
Through this connected node, can be as an organic whole with the skeleton of first prefabricated wallboard 11, the skeleton of second prefabricated wallboard 12 and the supporting beam of house major structure are connected, slider and wallboard, adopt bolted connection between the supporting beam, and the design has the regulation slot hole, the installation of being convenient for, the overall stability and the intensity that beam column wall and wallboard are connected can not only be guaranteed to this kind of connecting piece, compare with the welded method simultaneously, adopt bolt installation or crab-bolt + local welding's method can absorb the deformation energy of wallboard and beam bolt better, make the wallboard warp with major structure warp harmonious under various stress condition. The node has the advantages of reasonable structure, convenient installation, material saving, cost reduction and suitability for popularization and application.
The connecting node changes the conventional method of the existing common external wall panel, so that the external wall panel is more reasonable in connection, more convenient to construct and install, material-saving, cost-reducing, installation speed-increasing and labor-saving. The connecting piece can ensure the overall stability and safety of the main structure and the wallboard in assembly connection, and simultaneously ensure that the node deformation and the main structure deformation are coordinated under various stress states. The connecting piece and the connecting and installing method can be commonly used on reinforced concrete frame structures, frame shear wall structures, shear wall structures and external wall boards of various steel structure systems.
Example two:
as shown in fig. 10, the support beam is an i-beam 14, and the beam connecting member is a beam welding member welded to the i-beam 14; the roof beam body welding piece includes roof beam body welded plate, be provided with two bolt embedded hole 33 on the roof beam body welded plate, roof beam body welded plate with between the supporting beam welding have with bolt box 34 of bolt embedded hole 33 one-to-one, install the screw thread end in the bolt box 34 and pass the embedded bolt 35 of bolt embedded hole 33.
As shown in fig. 11, 12 and 13, when the support beam is the i-beam 14, the beam embedded part is replaced by the beam welded part, and the beam welded part is welded to the i-beam 14, so that the structural change of the beam welded part is small relative to the beam embedded part, and the beam embedded ribs 32 are omitted. Otherwise the structure is the same.
The basic principles, main features and advantages of the present invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. Interior concealed prefabricated wallboard dry-type connected node for connect first prefabricated wallboard, the prefabricated wallboard of second and a supporting beam, its characterized in that: a beam body connecting piece is arranged on one side, facing the first prefabricated wallboard and the second prefabricated wallboard, of the supporting beam, a lower node connecting assembly and a supporting assembly are arranged between the bottom end of the first prefabricated wallboard and the beam body connecting piece in parallel, and an upper node connecting assembly is arranged between the top end of the second prefabricated wallboard and the beam body connecting piece;
the lower joint connecting assembly comprises a lower wallboard embedded part embedded at the bottom end of the first prefabricated wallboard, and a lower sliding part is arranged between the lower wallboard embedded part and the beam connecting part;
the supporting assembly comprises a wallboard bearing embedded part embedded at the bottom end of the first prefabricated wallboard, and a lower bearing part is arranged between the wallboard bearing embedded part and the beam body connecting part;
the connecting assembly on the node comprises an embedded part on the wallboard, wherein the embedded part on the wallboard is embedded at the top end of the second prefabricated wallboard, and an upper sliding part is arranged between the embedded part on the wallboard and the beam connecting piece.
2. The concealed prefabricated wall panel dry-type connection node of claim 1, wherein: the supporting beam is a reinforced concrete beam, and the beam body connecting piece is a beam body embedded piece embedded in the reinforced concrete beam; the beam body embedded part comprises a beam body embedded plate, and a plurality of beam body embedded ribs extending into the supporting beam are fixedly connected to the beam body embedded plate; two bolt pre-buried holes are formed in the beam body pre-buried plate, bolt boxes which correspond to the bolt pre-buried holes one by one are pre-buried between the beam body pre-buried plate and the supporting beam, and pre-buried bolts of which the threaded ends penetrate through the bolt pre-buried holes are installed in the bolt boxes.
3. The concealed prefabricated wall panel dry-type connection node of claim 1, wherein: the supporting beam is an I-shaped steel beam, and the beam body connecting piece is a beam body welding piece welded with the I-shaped steel beam; the beam body welding piece comprises a beam body welding plate, two bolt pre-buried holes are formed in the beam body welding plate, bolt boxes corresponding to the bolt pre-buried holes one to one are welded between the beam body welding plate and the supporting beam, and threaded ends are installed in the bolt boxes and penetrate through the pre-buried bolts in the bolt pre-buried holes.
4. The concealed prefabricated wall panel dry type connection node of claim 2 or 3, wherein: the bolt pre-buried hole includes that the internal diameter is greater than the installation via hole of the bolt head external diameter of buried bolt in advance, one side intercommunication of installation via hole has long and narrow bolt adjustment hole, the width of bolt adjustment hole is greater than the external diameter of buried bolt screw thread section just is lighter than the external diameter of its bolt head in advance, install in the bolt box and prevent buried bolt follow the bolt fastening separation blade of installation via hole slippage.
5. The concealed prefabricated wall panel dry-type connection node of claim 1, wherein: the embedded part under the wallboard comprises an embedded plate under the wallboard, a plurality of wallboard embedded ribs extending into the first prefabricated wallboard are fixedly connected to the embedded plate under the wallboard, a lower-connection internal thread sleeve is further embedded in the first prefabricated wallboard, and one end of the lower-connection internal thread sleeve penetrates through the embedded plate under the wallboard and is flush with the end face of the embedded plate under the wallboard.
6. The concealed prefabricated wall panel dry-type connection node of claim 1, wherein: the lower sliding piece comprises an L-shaped lower sliding base body, triangular reinforcing rib plates are arranged on two sides of the L-shaped lower sliding base body, two right-angle sides of the triangular reinforcing rib plates are welded with two right-angle sides of the L-shaped lower sliding base body, and lower sliding piece connecting and adjusting long holes which are respectively connected with the beam connecting piece and the embedded piece under the wallboard are formed in two panels of the L-shaped lower sliding base body.
7. The concealed prefabricated wall panel dry-type connection node of claim 1, wherein: the wall plate bearing embedded part comprises a wall plate bearing embedded plate embedded at the bottom end of the first prefabricated wall plate, a plurality of wall plate embedded ribs extending into the first prefabricated wall plate are fixedly connected to the wall plate bearing embedded plate, and the wall plate bearing embedded plate is welded with the lower bearing part.
8. The concealed prefabricated wall panel dry-type connection node of claim 1, wherein: the lower bearing part comprises an L-shaped lower bearing plate and a stiffening rib plate, two vertical side surfaces of the stiffening rib plate are respectively welded with the inner surfaces of two vertical panels of the L-shaped lower bearing plate, and the outer surfaces of two vertical panels of the L-shaped lower bearing plate are respectively welded with the wallboard bearing embedded part and the beam connecting part.
9. The concealed prefabricated wall panel dry-type connection node of claim 1, wherein: the embedded part on the wallboard comprises an embedded plate on the wallboard, a plurality of wallboard embedded ribs extending into the second prefabricated wallboard are fixedly connected to the embedded plate on the wallboard, an upper-connection internal thread sleeve is further embedded in the second prefabricated wallboard, and one end of the upper-connection internal thread sleeve penetrates through the embedded plate on the wallboard and is flush with the end face of the embedded plate on the wallboard.
10. The concealed prefabricated wall panel dry-type connection node of claim 1, wherein: the upper sliding piece comprises an L-shaped upper sliding base body, triangular reinforcing rib plates are arranged on two sides of the L-shaped upper sliding base body, two right-angle sides of each triangular reinforcing rib plate are welded with two right-angle sides of the L-shaped upper sliding base body, and upper sliding piece connecting and adjusting long holes which are respectively connected with the beam connecting piece and the embedded piece on the wallboard are formed in two panels of the L-shaped upper sliding base body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021613360.6U CN212506785U (en) | 2020-08-05 | 2020-08-05 | Built-in prefabricated wallboard dry-type connected node |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021613360.6U CN212506785U (en) | 2020-08-05 | 2020-08-05 | Built-in prefabricated wallboard dry-type connected node |
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| CN212506785U true CN212506785U (en) | 2021-02-09 |
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| CN202021613360.6U Active CN212506785U (en) | 2020-08-05 | 2020-08-05 | Built-in prefabricated wallboard dry-type connected node |
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| Country | Link |
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