CN215630802U - Prefabricated wallboard and connecting joint of prefabricated wallboard - Google Patents
Prefabricated wallboard and connecting joint of prefabricated wallboard Download PDFInfo
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- CN215630802U CN215630802U CN202022996994.0U CN202022996994U CN215630802U CN 215630802 U CN215630802 U CN 215630802U CN 202022996994 U CN202022996994 U CN 202022996994U CN 215630802 U CN215630802 U CN 215630802U
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Abstract
According to the prefabricated wall panel, the vertical two side edges of the prefabricated wall panel are provided with the plurality of reserved channels which are horizontally arranged, the horizontal two side edges of the prefabricated wall panel are respectively provided with the plurality of reserved channels which are vertically arranged, the reserved channels arranged on the vertical two side edges and the horizontal two side edges of the prefabricated wall panel are parallel to the plane where the prefabricated wall panel is located, each reserved channel comprises an outer end and an inner end, the outer ends of the reserved channels are flush with the side edges of the prefabricated wall panel, the prefabricated wall panel is provided with the mounting groove at the inner end of each reserved channel, and the reserved channels are communicated with the mounting grooves. According to the connecting node of the prefabricated wall panels, two prefabricated wall panels form a T-shaped seam/L-shaped seam, three prefabricated wall panels form a T-shaped seam, and four prefabricated wall panels form a cross seam. The prefabricated wall panel has no steel bar extending out, and the production mold is simple; the connecting structure of the prefabricated wall board connects two or more prefabricated wall boards together through the connecting component to form a wall board structure, and the structure is reliable and the installation is convenient.
Description
Technical Field
The utility model belongs to the technical field of assembly type buildings, and particularly relates to a prefabricated wallboard and a connecting node of the prefabricated wallboard.
Background
In the field of assembly type buildings, most components are produced in factories and then transported to be assembled on construction sites. The prefabricated wallboard among the prior art at present, because the cast-in-place section of wallboard is more by the reinforcing bar that stretches out in the prefabricated wallboard, the production mould is complicated, and the process is various and the drawing of patterns is inconvenient. Among the current wallboard dry-type connected node, the connection of prefabricated wallboard adopts metal connecting piece to connect, has certain installation clearance between the wallboard after connecting, and is unfavorable to waterproof and later maintenance work. In the wet-type connected node of current wallboard, prefabricated wallboard node needs to set up cast-in-place template, and formwork work load is big, and cast-in-place quality is difficult to guarantee. The prefabricated wall panel stretches out the reinforcing bar and when the hoist and mount construction, also produces the phenomenon of reinforcing bar mutual interference easily.
Like application number 201721613552.5, the utility model patent of name wallboard and floor coupling assembling and wall system, the main not enough of its scheme lies in: (1) the threaded pieces at the top of the wallboard are arranged, so that the requirement on the installation precision is high, and if the error is large, the threaded pieces are misaligned with the upper bolt installation part, so that the field construction efficiency is influenced; (2) one side of the top of the prefabricated wallboard is provided with a notch, and the notch is cracked due to the extrusion of a horizontal floor slab under the earthquake working condition, so that the integral stress performance of the wallboard and the floor slab connecting node is influenced; the arrangement of the gap ensures that the distance between the end part of the floor slab and the screw rod is too short, and the end part of the floor slab is easy to generate splitting damage; (3) the periphery of the wallboard is not reinforced, and the rigidity of the end part of the wallboard is weakened to a great extent due to the arrangement of the mounting holes and the bolt holes, so that the wallboard has larger defects in the aspects of anti-seismic performance and the like; (4) the horizontal connection of the wall board adopts screw connection, and the problem that the screw installation interferes with the hoisting of the wall board is not considered. The utility model discloses a utility model patent of application number 201821197586.5, name are dry-type assembled housing structure, the main not enough of its scheme lies in: (1) the threaded sleeves at the tops of the wallboards are arranged, so that the requirement on installation accuracy is high, and if the error is large, the threaded sleeves are misaligned with the upper operation cavity, so that the field construction efficiency is influenced; (2) the upper and lower hidden beams of the wallboard are only used for restricting the operation cavity, and do not contribute much to the rigidity of the whole wallboard; (3) the connection of the left inner wallboard and the right inner wallboard only depends on the upper screw rod and the lower screw rod, the middle parts of the wallboards are not connected, the connection between the wallboards is weaker, and the integrity is not good. (4) The end does not set up the reinforcement about the wallboard, and the easy phenomenon of ftractureing that takes place of wallboard tip under the earthquake operating mode. (5) The horizontal connection of the wall board adopts screw connection, and the problem that the screw installation interferes with the hoisting of the wall board is not considered.
In summary, there is a need to develop a new prefabricated wall and a new connecting node of a prefabricated wall panel, so as to solve the problems of complex production mold, inconvenient demolding, easy interference of steel bars during construction, difficult waterproof processing and the like of the prefabricated wall panel connecting node in the prior art, so as to realize less or no steel bars during production of the prefabricated wall panel, simple production mold, small on-site wet operation amount during construction of the connecting node of the prefabricated wall panel, high construction speed, reliable stress and certain installation fault tolerance.
The utility model has the following contents:
the utility model aims to provide a novel prefabricated wallboard and a connecting node of the prefabricated wallboard, and aims to solve the problems that a production mold of the prefabricated wallboard is complex and is inconvenient to demould, a steel bar of the prefabricated wallboard connecting node is easy to interfere during construction, waterproof work treatment is difficult and the like in the prior art, so that few or no steel bars are produced during production of the prefabricated wallboard, the production mold is simple, the on-site wet operation amount is small during construction of the connecting node of the prefabricated wallboard, the construction speed is high, the stress is reliable, and certain installation fault tolerance is realized.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a prefabricated wallboard comprises a vertical first side and a vertical second side, wherein a through long rabbet in the vertical direction is arranged on the vertical first side of the prefabricated wallboard, the through long rabbet comprises an outer side end and an inner side end, a hidden column and a plurality of vertically distributed mounting grooves are further arranged on the vertical first side of the prefabricated wallboard, the hidden column is adjacent to the inner side end of the through long rabbet, the mounting grooves are adjacent to the hidden column, a plurality of horizontal reserved channels are arranged in the hidden column and comprise an outer end and an inner end, the outer end of each reserved channel is communicated with the through long rabbet, and the inner end of each reserved channel is communicated with the mounting grooves.
In addition to the above embodiment, in another preferred embodiment, the width of the outer end of the through-groove is greater than the width of the inner end, and the width of the outer end of the through-groove is smaller than the thickness of the prefabricated wall panel.
The utility model also provides a connecting node of the prefabricated wall panels, which comprises a first prefabricated wall panel, a second prefabricated wall panel and a connecting assembly, wherein the first prefabricated wall panel is structurally as described above, a plurality of through holes are formed in the middle/vertical end part of the second prefabricated wall panel, and the through holes are vertical to and penetrate through the second prefabricated wall panel; the connecting assembly comprises a pull rod and a fastener, the pull rod penetrates through the reserved hole and the through hole, and the fastener fixes two ends of the pull rod on the mounting groove of the first prefabricated wallboard and the surface of the second prefabricated wallboard respectively; mortar is filled in the through-length tongue-and-groove of the first prefabricated wallboard.
On the basis of the above embodiment, in another preferred embodiment, the surface of the second prefabricated wall panel is further provided with a plurality of shear key grooves, the shear key grooves correspond to the through holes one to one, and one ends of the through holes are communicated with the shear key grooves.
In another preferred embodiment, on the basis of the above embodiment, the shear key groove is arranged on the surface of the second prefabricated wall panel far away from the first prefabricated wall panel, and one end of the pull rod is fixed in the shear key groove through the fastener.
On the basis of the above embodiment, in another preferred embodiment, the middle/vertical end of the second prefabricated wall panel is further provided with a hidden column, and the through hole penetrates through the hidden column in the horizontal direction.
The utility model also provides a connecting node of the prefabricated wall panels, which comprises a third prefabricated wall panel, a fourth prefabricated wall panel, a fifth prefabricated wall panel and a connecting sleeve, wherein the structures of the third prefabricated wall panel, the fourth prefabricated wall panel and the fifth prefabricated wall panel are all as described above; the prefabricated wallboard comprises a first prefabricated wallboard, a second prefabricated wallboard, a connecting sleeve piece and a connecting sleeve piece, wherein the first prefabricated wallboard is arranged between the first vertical side of the first prefabricated wallboard and the second vertical side of the second prefabricated wallboard, the first vertical side of the second prefabricated wallboard is horizontally and closely spliced to form a vertical splicing seam, the first vertical side of the second prefabricated wallboard is arranged in one side of the vertical splicing seam to form a T-shaped splicing seam, the connecting sleeve piece comprises a first pull rod, a second pull rod, a first fixing piece and a second fixing piece, the first fixing piece fixes the first pull rod in a reserved hole channel of the first prefabricated wallboard and the second prefabricated wallboard, the second fixing piece fixes the second pull rod in a mounting groove of the second prefabricated wallboard, and mortar is filled in through-length grooves and tongues of the first prefabricated wallboard and the second prefabricated wallboard.
On the basis of the above embodiment, in another preferred embodiment, the second tie rod includes a screw rod end and a connecting end, the connecting end includes a middle plate connected with the screw rod end and side plates disposed at two sides of the middle plate, the side plates are provided with positioning holes, and the side plates extend in a direction away from the screw rod end; the first pull rod penetrates through the positioning hole in the side plate.
The utility model also provides a connecting node of the prefabricated wall panels, which comprises four prefabricated wall panels and a cross joint connecting assembly, wherein the vertical first sides of the two prefabricated wall panels are horizontally and closely spliced to form a vertical spliced seam, the vertical first sides of the other two prefabricated wall panels are respectively arranged on the same straight line at two sides of the vertical spliced seam, the vertical first sides of the four prefabricated wall panels form a cross spliced seam, the cross joint connecting assembly comprises two screw rods and two sets of fasteners, the two screw rods are respectively arranged in reserved hole channels of the two prefabricated wall panels on the same straight line, and the two sets of fasteners respectively fix two ends of the two screw rods in corresponding mounting grooves of the prefabricated wall panels; mortar is filled in the through groove.
In another preferred embodiment, the installation groove is filled with mortar.
In another preferred embodiment, on the basis of the above embodiment, the connecting member is a tendon and an anchor head.
The technical scheme of the utility model has the following beneficial effects:
1. the prefabricated wallboard is a fully prefabricated wallboard, no ribs are arranged on the periphery of the prefabricated wallboard, only a common side die needs to be arranged when the prefabricated wallboard is prefabricated in a factory, the die cost is saved, and the production efficiency is high; the periphery of the prefabricated wallboard is provided with the hidden beams or the hidden columns, so that the integrity of the wallboard is enhanced;
2. according to the connecting node of the prefabricated wall panels, the prefabricated wall panels are connected through the connecting components, so that the connecting node has certain tolerance capacity, the structural system is simple in stress, and the construction efficiency is high; the wet operation amount of the site construction is small, and a formwork does not need to be erected in the construction process, so that the construction environment can be improved, and the construction cost can be reduced; after the installation groove is filled with cement mortar, on one hand, the influence of the installation groove on the integral rigidity of the prefabricated wall board can be avoided, and meanwhile, the connecting assembly can be prevented from being corroded; and in the modified scheme, the vertical side of prefabricated wallboard still is equipped with the short pore of level, can insert the pull rod in mounting groove and the short pore of level from the preformed pore before the installation, can avoid the tip of pull rod to stretch out the outside of prefabricated wallboard, avoids producing the interference to the hoist and mount and the location of prefabricated wallboard.
Drawings
Fig. 1 is a vertical cross-sectional view of a prefabricated wall panel (with internal reinforcing bars omitted) in example 1 of the present invention;
fig. 2 is a horizontal sectional view of a connecting structure of prefabricated wall panels in example 2 of the present invention;
fig. 3 is a schematic perspective view of a connecting structure of prefabricated wall panels in embodiment 2 of the present invention;
fig. 4 is a horizontal sectional view of a connecting structure of prefabricated wall panels in example 3 of the present invention;
fig. 5 is a schematic perspective view of a connecting structure of prefabricated wall panels in embodiment 3 of the present invention;
fig. 6 is a horizontal sectional view of a connecting structure of prefabricated wall panels in example 4 of the present invention;
fig. 7 is a schematic perspective view of a second pull rod in embodiment 4 of the present invention;
fig. 8 is a schematic perspective view of a connecting structure of prefabricated wall panels in embodiment 4 of the present invention;
fig. 9 is a horizontal sectional view (with internal reinforcing bars omitted) of a coupling structure of prefabricated wall panels in embodiment 5 of the present invention;
fig. 10 is a perspective view of a connecting structure of prefabricated wall panels in example 5 of the present invention.
Reference numerals:
1-first prefabricated wall panel 2-second prefabricated wall panel 3-third prefabricated wall panel
4-fourth prefabricated wall panel 5-fifth prefabricated wall panel 6-embedded column
7-mounting groove 8-reserved hole channel 9-through long tongue-and-groove
10-through hole 11-shear key groove 12-pull rod
13-fastener 14-first pull rod 15-second pull rod
16-first fixing piece 17-second fixing piece 18-screw end
19-connecting end 20-cross joint connecting assembly 21-tongue-and-groove reinforcing rib
22-sixth prefabricated wall panel 23-seventh prefabricated wall panel 24-eighth prefabricated wall panel
25-ninth prefabricated wall panel
Detailed Description
The following preferred embodiments of the present invention are provided to aid in a further understanding of the utility model. It should be understood by those skilled in the art that the description of the embodiments of the present invention is by way of example only, and not by way of limitation.
Example 1
Referring to a horizontal cross-sectional view of the prefabricated wall panel shown in fig. 1 in this embodiment 1, the prefabricated wall panel includes a first vertical side and a second vertical side, a through-long rabbet 9 in the vertical direction is disposed on the first vertical side of the prefabricated wall panel, the through-long rabbet 9 includes an outer side end and an inner side end, a hidden column 6 and a plurality of vertically distributed mounting grooves 7 are further disposed on the first vertical side of the prefabricated wall panel, the hidden column 6 is adjacent to the inner side end of the through-long rabbet 9, the mounting grooves 7 are adjacent to the hidden column 6, a plurality of horizontal preformed holes 8 are disposed in the hidden column 6, each preformed hole 8 includes an outer end and an inner end, the outer end of each preformed hole 8 is communicated with the through-long rabbet 9, and the inner end of each preformed hole 8 is communicated with the mounting grooves 7.
Referring to the schematic illustration of fig. 2, on the basis of the above embodiment, in another preferred embodiment, the width of the outer end of the through-groove 9 is greater than that of the inner end, and the width of the outer end of the through-groove 9 is smaller than the thickness of the prefabricated wall panel. In order to strengthen the strength of the local concrete at the through-groove 9, a C-shaped groove reinforcing rib 21 is embedded in the through-groove 9, and the tail end of the groove reinforcing rib 21 extends into the concrete at the outer side end of the through-groove 9.
In this embodiment, form reserved hole 8 through pre-buried hollow bellows in the concrete of prefabricated wallboard, and the one end of bellows and the edge of prefabricated wallboard flush, the other end and the mounting groove 7 intercommunication of bellows. The concrete around the corrugated pipe is provided with spiral steel bars to strengthen the partial pressure bearing capacity of the pore passage.
Example 2
Referring to the schematic drawings of fig. 2 and fig. 3, the connection node of the prefabricated wall panel in the embodiment includes a first prefabricated wall panel 1, a second prefabricated wall panel 2 and a connection assembly, the structure of the first prefabricated wall panel 1 is as shown in embodiment 1, a plurality of through holes 10 are arranged at the vertical end of the second prefabricated wall panel 2, and the through holes 10 are vertical to and penetrate through the second prefabricated wall panel 2; the connecting assembly comprises a pull rod 12 and a fastener, wherein the pull rod 12 penetrates through the reserved hole 8 and the through hole 10, and the fastener fixes two ends of the pull rod 12 on the mounting groove 7 of the first prefabricated wall board 1 and the surface of the second prefabricated wall board 2 respectively; mortar is filled in the through-length tongue-and-groove 9 of the first prefabricated wall panel 1. In this embodiment, adopt the mode of pre-buried bellows to form the through-hole 10 of prefabricated wallboard 2 of second, set up the spiral reinforcement in the peripheral concrete of bellows to strengthen the local pressurized bearing capacity of pore.
On the basis of the above embodiment, in another preferred embodiment, the surface of the second prefabricated wall panel 2 is further provided with a plurality of shear key slots 11, the shear key slots 11 correspond to the through holes 10 one by one, and one end of each through hole 10 is communicated with the shear key slot 11.
On the basis of the above embodiment, in another preferred embodiment, a shear key groove 11 is arranged on the surface of the second prefabricated wall panel 2 far away from the first prefabricated wall panel 1, and one end of a pull rod 12 is fixed in the shear key groove 11 through a fastener.
On the basis of the above embodiment, in another preferred embodiment, the vertical end of the second prefabricated wall panel 2 is further provided with a hidden column 6, and the through hole 10 penetrates through the hidden column 6 in the horizontal direction.
Referring to the schematic drawings of fig. 2 and fig. 3, the installation method of the connection node of the prefabricated wall panel of the embodiment includes the following steps:
(1) placing a plurality of pull rods 12 in a reserved hole channel 8 and an installation groove 7 on a first vertical side of a first prefabricated wall board 1 in advance, and then hoisting and positioning the first prefabricated wall board 1;
(2) hoisting and positioning the second prefabricated wall panel 2, horizontally splicing the vertical end part of the second prefabricated wall panel 2 with the vertical first side of the first prefabricated wall panel 1 to form an L-shaped splicing seam, pushing a pre-placed pull rod 12 to a through hole 10 of the second prefabricated wall panel 2 from an installation groove 7 of the first prefabricated wall panel 1, simultaneously placing the end part of the pull rod 12 in the installation groove 7 of the first prefabricated wall panel 1 and a shear key groove 11 of the second prefabricated wall panel 2, and fixing two ends of the pull rod 12 by adopting fasteners respectively;
(3) and (3) completing the connection of all reserved holes 8 at the L-shaped splicing joints of the first prefabricated wall plate 1 and the second prefabricated wall plate 2 according to the step (2), and finally filling cement mortar in the mounting groove 7 of the first prefabricated wall plate 1 and the shear key groove 11 of the second prefabricated wall plate 2 for plugging.
Example 3
Referring to the schematic drawings of fig. 4 and fig. 5, the connection node of the prefabricated wall panel in this embodiment 3 is also the connection of two prefabricated wall panels, and the difference from embodiment 2 is that: a plurality of through holes 10 are formed in the middle of the second prefabricated wall plate 2, and the through holes 10 are vertical to and penetrate through the second prefabricated wall plate 2; the connecting assembly comprises a pull rod 12 and a fastener, wherein the pull rod 12 is arranged in the reserved hole 8 and the through hole 10, and the fastener respectively fixes two ends of the pull rod 12 in the mounting groove 7 of the first prefabricated wall panel 1 and the surface of the second prefabricated wall panel 2; mortar is filled in the through-length tongue-and-groove 9 of the first prefabricated wall panel 1. Forming a through hole 10 in the middle of the second prefabricated wall plate 2 through the pre-buried corrugated pipe; the middle part of the second prefabricated wall panel 2 is also provided with a hidden column 6, and the through hole 10 penetrates through the hidden column 6 in the horizontal direction.
The construction method of the connection node of the prefabricated wall panel in this embodiment 3 is basically the same as that in embodiment 2, and the difference is that when the second prefabricated wall panel 2 is hoisted and positioned, the vertical first side of the first prefabricated wall panel 1 is butted with the middle part of the second prefabricated wall panel 2, where the through hole 10 is formed, and it is ensured that the reserved hole 8 of the first prefabricated wall panel 1 is aligned with the through hole 10.
Example 4
Referring to the schematic drawings of fig. 6 to 8, the connection node of the prefabricated wall panels in the embodiment includes a third prefabricated wall panel 3, a fourth prefabricated wall panel 4, a fifth prefabricated wall panel 5 and a connection kit, and the structures of the third prefabricated wall panel 3, the fourth prefabricated wall panel 4 and the fifth prefabricated wall panel 5 are as above; the connecting kit comprises a first pull rod 14, a second pull rod 15, a first fixing piece 16 and a second fixing piece 17, wherein the first fixing piece 16 fixes the first pull rod 14 in a reserved hole channel 8 of the third prefabricated wall plate 3 and the fourth prefabricated wall plate 4, the second fixing piece 17 fixes the second pull rod 15 in a mounting groove 7 of the fifth prefabricated wall plate 5, and the third prefabricated wall plate 3 and the fourth prefabricated wall plate 4 are filled with mortar 9 which is long enough to fill in the grooves and tongues.
Referring to the schematic illustration of fig. 8, in another preferred embodiment based on the above embodiment, the second tie rod 15 includes a screw end 18 and a connecting end 19, the connecting end 19 includes a middle plate connected to the screw end 18 and side plates disposed at both sides of the middle plate, the side plates are provided with positioning holes, and the side plates extend away from the screw end; the first pull rod 14 passes through the positioning hole on the side plate. The two curb plate surfaces of this embodiment all are equipped with the cockscomb structure line, and two curb plate spare centers are equipped with the hole, and the diameter of locating hole is 1.5 times of the diameter of first pull rod 14, makes things convenient for first pull rod 14 to pass. The surface of the side plate is provided with sawtooth-shaped grains, so that the anchoring force of the second pull rod 15 and mortar in the long tongue-and-groove can be increased.
Referring to the schematic illustration of fig. 6, the construction steps of the connection node of the prefabricated wall panel in the above embodiment include:
(1) hoisting the first prefabricated wall board 1, inserting the screw end 18 of the second pull rod 15 into the reserved hole and the mounting groove 7 of the fifth prefabricated wall board 5, and placing the connecting end 19 in the through-long rabbet 9; hoisting the third prefabricated wall plate 3, enabling the first pull rod 14 to penetrate through the positioning holes in the two side plates of the second pull rod 15, and inserting one end of the first pull rod 14 into the reserved hole and the mounting groove 7 of the second prefabricated wall plate 2; and hoisting the fourth prefabricated wall panel 4, extending the other end of the first pull rod 14 into the mounting groove 7 of the fourth prefabricated wall panel 4, and fixing the first pull rod 14 and the second pull rod 15 in the mounting grooves 7 of the third prefabricated wall panel 3, the fourth prefabricated wall panel 4 and the fifth prefabricated wall panel 5 through a first fixing piece 16 and a second fixing piece 17 respectively.
(2) The through-length tongue-and-groove 9 of the third prefabricated wall plate 3, the fourth prefabricated wall plate 4 and the fifth prefabricated wall plate 5 mutually enclose to form a cast-in-place key groove, cast-in-place concrete is filled in the cast-in-place key groove to fix the three prefabricated wall plates together, the cast-in-place concrete can enhance the integrity of the connection node of the prefabricated wall plates, meanwhile, a cast-in-place seam waterproof structure can be formed, and the connection kit is prevented from being corroded.
Example 5
Referring to the schematic drawings of fig. 9 and 10, the connecting node of the prefabricated wall panels in the embodiment includes four prefabricated wall panels as above and a cross-joint connecting assembly 20, wherein the four prefabricated wall panels are a sixth prefabricated wall panel 22, a seventh prefabricated wall panel 23, an eighth prefabricated wall panel 24 and a ninth prefabricated wall panel 25, wherein the vertical first sides of the sixth prefabricated wall panel 22 and the seventh prefabricated wall panel 23 are horizontally and closely spliced to form a vertical splice, the vertical first sides of the eighth prefabricated wall panel 24 and the ninth prefabricated wall panel 25 are respectively arranged on the same straight line at two sides of the vertical splice, the vertical first sides of the four prefabricated wall panels form a cross-shaped splice, the cross-shaped splice connecting assembly 20 comprises two screw rods and two sets of fasteners, the two screw rods are respectively arranged in the preformed hole channels 8 of the two prefabricated wall panels on the same straight line, two sets of fasteners respectively fix two ends of the two screw rods in the corresponding mounting grooves 7 of the prefabricated wall plate; the through tongue-and-groove 9 is filled with mortar.
In another preferred embodiment, the installation groove 7 is filled with mortar.
Referring to the schematic diagram of fig. 9, the construction steps of the connection node of the prefabricated wall panel in this embodiment include:
(1) hoisting a sixth prefabricated wall plate 22 and a seventh prefabricated wall plate 23, inserting a first screw rod into the reserved hole channel 8 and the mounting groove 7 of the sixth prefabricated wall plate 22 and the seventh prefabricated wall plate 23, and tensioning two sides of a second screw rod by using nuts; hoisting an eighth prefabricated wall plate 24 and a ninth prefabricated wall plate 25, clamping the through-long rabbet 9 of the eighth prefabricated wall plate 24 and the ninth prefabricated wall plate 25 at two sides of the through-long rabbet 9 of the sixth prefabricated wall plate 22 and the seventh prefabricated wall plate 23 which are installed in advance, inserting a second screw rod into the reserved hole channel 8 and the installation groove 7 of the sixth prefabricated wall plate 22 and the seventh prefabricated wall plate 23, and tensioning two sides of the second screw rod by using a nut;
(2) the through-long tongue-and-groove 9 of the four prefabricated wallboards enclose each other to form a cast-in-place key groove, cast-in-place concrete is filled in the cast-in-place key groove to connect the four prefabricated wallboards together, the cast-in-place concrete can enhance the integrity of the node, and meanwhile, a cast-in-place seam waterproof structure can be formed, and the cross seam connecting assembly 20 is prevented from being corroded.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present application and not for limiting the protection scope thereof, and although the present application is described in detail with reference to the above embodiments, those of ordinary skill in the art should understand that: numerous variations, modifications, and equivalents will occur to those skilled in the art upon reading the present application and are within the scope of the claims as issued or as granted.
Claims (10)
1. A prefabricated wallboard is characterized by comprising a first vertical side and a second vertical side, wherein a through long groove and a through long groove in the vertical direction are formed in the first vertical side of the prefabricated wallboard and comprise an outer side end and an inner side end, a hidden column and a plurality of vertically distributed mounting grooves are further formed in the first vertical side of the prefabricated wallboard, the hidden column is adjacent to the inner side end of the through long groove and is adjacent to the hidden column, a plurality of horizontal reserved channels are arranged in the hidden column and comprise an outer end and an inner end, the outer end of each reserved channel is communicated with the through long groove and the inner end of each reserved channel is communicated with the mounting grooves.
2. A prefabricated wall panel according to claim 1, wherein the width of the outer end of the through-tongue is greater than the width of the inner end, and the width of the outer end of the through-tongue is less than the thickness of the prefabricated wall panel.
3. A connecting node of prefabricated wall panels, which comprises a first prefabricated wall panel, a second prefabricated wall panel and a connecting assembly, and is characterized in that the first prefabricated wall panel is the prefabricated wall panel of claim 1 or 2, and a plurality of through holes are arranged at the middle/vertical end part of the second prefabricated wall panel and vertically penetrate through the second prefabricated wall panel; the connecting assembly comprises a pull rod and a fastener, the pull rod penetrates through the reserved hole and the through hole, and the fastener fixes two ends of the pull rod on the mounting groove of the first prefabricated wallboard and the surface of the second prefabricated wallboard respectively; mortar is filled in the through-length tongue-and-groove of the first prefabricated wallboard.
4. The prefabricated wall panel connection node according to claim 3, wherein the surface of the second prefabricated wall panel is further provided with a plurality of shear key grooves, the shear key grooves correspond to the through holes in a one-to-one manner, and one ends of the through holes are communicated with the shear key grooves.
5. The prefabricated wall panel connection node of claim 4, wherein the shear key slot is disposed on a surface of the second prefabricated wall panel remote from the first prefabricated wall panel, and one end of the tie rod is secured within the shear key slot by the fastener.
6. A prefabricated wall panel connection node according to claim 3, wherein the second prefabricated wall panel is further provided with a non-rising post at the middle/vertical end thereof, and the through hole penetrates the non-rising post in the horizontal direction.
7. A connection node of prefabricated wall panels, comprising a third prefabricated wall panel, a fourth prefabricated wall panel, a fifth prefabricated wall panel and a connection kit, wherein the third prefabricated wall panel, the fourth prefabricated wall panel and the fifth prefabricated wall panel are the prefabricated wall panels of claims 1 or 2; the prefabricated wallboard comprises a first prefabricated wallboard, a second prefabricated wallboard, a connecting sleeve piece and a connecting sleeve piece, wherein the first prefabricated wallboard is arranged between the first vertical side of the first prefabricated wallboard and the second vertical side of the second prefabricated wallboard, the first vertical side of the second prefabricated wallboard is horizontally and closely spliced to form a vertical splicing seam, the first vertical side of the second prefabricated wallboard is arranged in one side of the vertical splicing seam to form a T-shaped splicing seam, the connecting sleeve piece comprises a first pull rod, a second pull rod, a first fixing piece and a second fixing piece, the first fixing piece fixes the first pull rod in a reserved hole channel of the first prefabricated wallboard and the second prefabricated wallboard, the second fixing piece fixes the second pull rod in a mounting groove of the second prefabricated wallboard, and mortar is filled in through-length grooves and tongues of the first prefabricated wallboard and the second prefabricated wallboard.
8. The connection node of prefabricated wall panels according to claim 7, wherein the second tie rod comprises a screw end and a connection end, the connection end comprises a middle plate connected with the screw end and side plates arranged at two sides of the middle plate, positioning holes are formed in the side plates, and the side plates extend in a direction away from the screw end; the first pull rod penetrates through the positioning hole in the side plate.
9. A connecting node of prefabricated wall panels, which comprises four prefabricated wall panels as claimed in claim 1 or 2 and a cross joint connecting assembly, and is characterized in that vertical first sides of two prefabricated wall panels are horizontally and closely spliced to form a vertical spliced seam, the vertical first sides of the other two prefabricated wall panels are respectively arranged on the same straight line of two sides of the vertical spliced seam, the vertical first sides of the four prefabricated wall panels form a cross spliced seam, the cross joint connecting assembly comprises two screw rods and two sets of fasteners, the two screw rods are respectively arranged in reserved holes of the two prefabricated wall panels on the same straight line, and the two sets of fasteners respectively fix two ends of the two screw rods in corresponding mounting grooves of the prefabricated wall panels; mortar is filled in the through groove.
10. The prefabricated wall panel connection node of claim 9, wherein the installation groove is filled with mortar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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