CN212001800U - Connecting assembly and connecting structure of external wall panel - Google Patents
Connecting assembly and connecting structure of external wall panel Download PDFInfo
- Publication number
- CN212001800U CN212001800U CN201921704918.9U CN201921704918U CN212001800U CN 212001800 U CN212001800 U CN 212001800U CN 201921704918 U CN201921704918 U CN 201921704918U CN 212001800 U CN212001800 U CN 212001800U
- Authority
- CN
- China
- Prior art keywords
- board
- wall panel
- screw rod
- cantilever plate
- encorbelmenting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 210000003195 Fascia Anatomy 0.000 claims abstract description 22
- 230000001808 coupling Effects 0.000 claims abstract description 10
- 238000010168 coupling process Methods 0.000 claims abstract description 10
- 238000005859 coupling reaction Methods 0.000 claims abstract description 10
- 238000004873 anchoring Methods 0.000 claims abstract description 8
- 239000002131 composite material Substances 0.000 claims description 11
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 238000004321 preservation Methods 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 230000002787 reinforcement Effects 0.000 claims description 5
- 238000009413 insulation Methods 0.000 claims description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract 1
- 238000010276 construction Methods 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000003014 reinforcing Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials 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Abstract
The utility model discloses a connecting component, which is used for the installation of a prefabricated external wall panel and comprises a wall panel locating part, a cantilever plate and a fastening component for connecting the wall panel locating part and the cantilever plate together, wherein the bottom surface of the second end of the cantilever plate is provided with an anchoring reinforcing steel bar; the wallboard locating part includes vertical board and the horizontal plate of mutually perpendicular, vertical board and the major axis mutually perpendicular of the board of encorbelmenting, and fastening component includes screw rod and last nut, and the bottom surface at the horizontal plate is fixed to the first end of screw rod, and the first end of the board of encorbelmenting is passed to the second end of screw rod, and goes up the nut and fix on the screw rod of the board top of encorbelmenting. The utility model discloses still disclose a connection structure of side fascia, including side fascia and roof beam, the roof beam is coincide roof beam or full precast beam, and the side fascia bottom side links together through above-mentioned coupling assembling and roof beam, and the board second end of encorbelmenting is pre-buried in the top side concrete of roof beam, and the first end of the board of encorbelmenting extends to the bottom surface below of the indoor side concrete layer of side fascia, and the indoor side concrete layer pressure of side fascia is on the horizontal plate.
Description
Technical Field
The utility model belongs to the technical field of the assembly type structure, specifically speaking, the utility model relates to a connection structure of coupling assembling and side fascia.
Background
In the fabricated building, the prefabricated external wall panel is transported to a construction site for assembly after the engineering production is completed. The existing building design specification requires that the connecting structure with the main structure has enough bearing capacity and rigidity and the deflection capability of adapting to the main structure; the safety is required under the influence of adverse combinations such as gravity load, wind load, earthquake action, temperature action and the like and deformation of a main body structure; the flexible connection structure is suitable for being connected with the main body structure, reliable anti-corrosion and fireproof measures are adopted for the connection node, and safety in the design service life is guaranteed. According to prefabricated side fascia and major structure connected form can be divided into suspension type and side connection formula two kinds: 1) suspension type is connected and is meant that wallboard top or one of them end of bottom is reliably connected with the roof beam, and the wallboard both sides are disconnected with vertical member, and the wallboard other end should adopt spacing connection. 2) The side connection type connection means that the top end of the wallboard is reliably connected with a beam, steel bars are stretched out from two sides of the wallboard and anchored into a vertical component, and the bottom of the wallboard can adopt a limiting connection structure.
Reliable connection is passed through coupling assembling or post-cast strip and is realized to prefabricated side fascia and roof beam among the prior art, and the structure that adopts the post-cast strip includes: extending out reinforcing steel bars from the top ends of the prefabricated wall boards, anchoring the extended reinforcing steel bars in the cast-in-place parts of the superposed beams, and then pouring concrete to realize the connection between the prefabricated external wall boards and the superposed beams; the structure has the technical problems that the mold is complex during production, the extending steel bars are easy to bend during transportation, the site construction operation is complex, the concrete pouring amount is large, and the like. The connecting assembly in the prior art has the technical problems of complex structure, small adjustable space, outstanding indoor influence, requirement for later decoration and the like. Therefore, a connecting assembly which is convenient to adjust, simple to install on site, does not protrude indoors and has strong fireproof and antirust capabilities and a connecting structure of the prefabricated external wall panel and the beam adopting the connecting assembly are required to be developed aiming at the reliable connection between the prefabricated external wall panel and the beam.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: the connecting component for connecting the prefabricated external wall panels is provided, so that the problems that the connecting component is inconvenient to adjust, complex in construction operation and the like in the prior art are solved; still provide a connection structure of prefabricated side fascia simultaneously to the coupling assembling that exists among the solution prior art is outstanding in indoor influence pleasing to the eye, coupling assembling fire prevention rust-resistant treatment trouble scheduling problem.
In order to realize the purpose, the utility model discloses the technical scheme who takes does:
a connecting assembly is used for connecting sandwich external wall panels and comprises a wall panel limiting part, a cantilever plate and a fastening assembly for connecting the wall panel limiting part and the cantilever plate together, wherein an anchoring steel bar is arranged on the bottom surface of a second end of the cantilever plate; the wallboard locating part includes vertical board and the horizontal plate of mutually perpendicular, vertical board with the major axis mutually perpendicular of the board of encorbelmenting, fastening components includes screw rod and last nut, the first end of screw rod is fixed the bottom surface of horizontal plate, the second end of screw rod passes the first end of the board of encorbelmenting, just it fixes to go up the nut the board top of encorbelmenting on the screw rod.
Preferably, the first end of the cantilever plate is provided with an oblong through hole, the long axis of the through hole is parallel to the long axis of the cantilever plate, and the second end of the screw rod penetrates through the through hole.
Preferably, the lower nut and the sliding groove are further included, the sliding groove is fixed below the through hole at the first end of the cantilever plate, the bottom of the lower nut is clamped in the sliding groove in the horizontal direction, and the bottom of the second end of the screw rod is in threaded connection with the lower nut.
Preferably, the sliding grooves of the sliding grooves and the long axes of the through holes are located on the same vertical plane.
Preferably, the bottom surface of the first end of the cantilever plate is provided with a reinforcing part, and the reinforcing part is a triangular support rib fixed on the bottom surface of the first end of the cantilever plate and outside the through hole.
The utility model discloses still disclose a connection structure of side fascia, including sandwich side fascia and roof beam, sandwich side fascia includes the concrete layer of both sides and middle heat preservation, the roof beam is composite beam or full precast beam, sandwich side fascia bottom side through foretell coupling assembling with the roof beam links together, cantilever board second end is pre-buried in the top side concrete of roof beam, the first end of cantilever board extends to the bottom surface below of the indoor side concrete layer of sandwich side fascia, the bottom surface of heat preservation is provided with the recess, vertical board is arranged in the recess, the indoor side concrete lamination of sandwich side fascia is in on the horizontal plate.
Preferably, the bottom side of the outdoor concrete of the sandwich external wall panel is longer than the bottom side of the outdoor concrete and the middle heat-insulating layer.
Preferably, the anchoring steel bars on the bottom surface of the second end of the cantilever plate are embedded in the concrete on the top side of the beam.
Preferably, one end, close to the external wall panel, of the top surface of the prefabricated part extends upwards to form a reverse sill, and the height of the reverse sill is equal to that of the cast-in-place part.
The technical scheme of the utility model the beneficial technological effect who gains is:
1. coupling assembling in this scheme inserts sandwich side fascia's bottom with the riser of wallboard locating part, and the board anchor of encorbelmenting is in the roof beam, realizes carrying out spacing and the function that supports to the wallboard, and the operation is fairly simple during the field usage, can realize the regulation of four directions on X axle and the Y axle, and the practicality is stronger.
2. In the connecting structure of the prefabricated external wall panel and the beam, the bottom of the external wall panel is placed on the beam through the connecting assembly, and the top of the external wall panel is in limit connection with the main structure body to form a flexible connecting structure, so that the connecting structure has enough bearing capacity and rigidity and has the deflection capability suitable for the main structure; and the connecting assembly is completely anchored in the concrete, and can meet the requirements of corrosion resistance, rust resistance and fire resistance.
Drawings
The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation.
Fig. 1 is a schematic perspective view of a connecting member according to embodiment 1;
FIG. 2 is an assembly schematic view of parts of the connecting assembly in embodiment 2;
fig. 3 is a vertical sectional view of a coupling structure of a prefabricated external wall panel and a composite girder according to example 3;
reference numerals: 01-connecting component, 1-cantilever plate, 2-wallboard limiting part, 21-vertical plate, 22-horizontal plate, 3-upper nut, 4-screw rod, 5-lower nut, 6-sliding groove, 7-anchor hook, 8-through hole, 9-reinforcing part, 02-prefabricated external wall plate, 03-prefabricated floor slab, 04-superposed beam, 41-prefabricated part, 42-cast-in-place part and 43-reverse ridge.
Detailed Description
The present invention will be described in detail with reference to the drawings, which are provided for illustrative and explanatory purposes only and should not be construed as limiting the scope of the present invention in any way. Furthermore, features from embodiments in this document and from different embodiments may be combined accordingly by a person skilled in the art from the description in this document.
Example 1
Referring to fig. 1, the connecting assembly in this embodiment is used for installing a prefabricated external wall panel, and includes a wall panel limiting member 2, a cantilever plate 1, and a fastening assembly for connecting the two together, wherein an anchoring steel bar is arranged on a bottom surface of a second end of the cantilever plate 1; the anchoring reinforcement in this embodiment is an anchor hook 7, and in other embodiments, structural forms such as an anchor rod, an anchor bolt, a U-shaped reinforcement, or an anchor ring may also be adopted. Wallboard locating part 2 includes vertical board 21 and the horizontal plate 22 of mutually perpendicular, vertical board 21 and the major axis mutually perpendicular of board 1 of encorbelmenting, and fastening components includes screw rod 4 and last nut 3, and the bottom surface at horizontal plate 22 is fixed to the first end of screw rod 4, and the first end of board 1 of encorbelmenting is passed to the second end of screw rod 4, and goes up nut 3 and fix on the screw rod 4 of board 1 top of encorbelmenting. The first end of the cantilever plate 1 is provided with an oblong through hole 8, the long axis of the through hole 8 is parallel to the long axis of the cantilever plate 1, and the second end of the screw rod 4 penetrates through the through hole 8.
Continuing to refer to fig. 1, the bottom surface of the first end of the cantilever plate 1 in this embodiment is provided with a reinforcement 9, and the reinforcement 9 is a triangular support rib fixed on the bottom surface of the first end of the cantilever plate 1 outside the through hole 8. The pressure resistance of the cantilever plate 1 can be improved, and therefore the prefabricated external wall plate can be reliably connected when being placed on the connecting component.
In the connecting assembly in this embodiment, the second end of the cantilever plate 1 is anchored in the beam, the fastening assembly fixes the wallboard limiting part 2 at the first end of the cantilever plate 1, and then the bottom of the prefabricated external wall panel is placed on the wallboard limiting part 2, so that the connection between the prefabricated external wall panel and the beam is realized.
Example 2
Referring to fig. 2, the connecting assembly of the present embodiment is different from that of embodiment 1 in that: a lower nut 5 and a sliding groove 6 are added, wherein the sliding groove 6 is fixed below a through hole 8 at the first end of the cantilever plate 1, the bottom of the lower nut 5 is clamped in the sliding groove 6 in the horizontal direction, and the bottom of the second end of the screw rod 4 is in threaded connection with the lower nut 5. The long axes of the sliding groove 6 and the through hole 8 are positioned on the same vertical plane, and the length of the sliding groove is equal to that of the through hole 8. Set up like this, screw rod 4 inserts behind the clearing hole 8 with 5 threaded connection of lower nut, and screw rod 4 drives down nut 5 and remove in the spout when removing in clearing hole 8, realizes screw rod 4 for the position control of board 1 of encorbelmenting to realize the position control between wallboard locating part 2 and the board 1 of encorbelmenting.
Example 3
Referring to fig. 2 and 3, the connection structure of the prefabricated external wall panel 02 includes a sandwich prefabricated external wall panel 02 and a composite beam 04, the composite beam 04 includes a prefabricated part 41 and a cast-in-place part 42, and the bottom side of the prefabricated external wall panel 02 is connected with the composite beam 04 through the connection assembly 01 of embodiment 1. Sandwich external wall panel 02 includes the concrete layer of both sides and middle heat preservation, sandwich external wall panel 02 bottom side is in the same place through coupling assembling and composite beam connection 04 among embodiment 2, the anchor reinforcing bar of 1 second end of board of encorbelmenting and bottom surface all pre-buries in the cast-in-place portion 42 top side concrete of composite beam 04, the first end of board of encorbelmenting extends to the bottom surface below of the indoor side concrete layer of sandwich external wall panel 02, the bottom surface of heat preservation is provided with the recess, vertical board 2121 is arranged in the recess, the indoor side concrete lamination of sandwich external wall panel 25 is on horizontal plate 2222, thereby realize the reliable connection of prefabricated external wall panel and composite beam the two.
Referring to fig. 3, the concrete bottom side of the outdoor side of the sandwich outer wall plate 02 of this embodiment is longer than the concrete of the outdoor side and the middle insulation layer. By the arrangement, on one hand, a step gap is formed on the indoor side of the external wall panel and can accommodate the connecting assembly; on the other hand, the bottom of the external wall panel forms a structure which is waterproof, and external rainwater cannot enter the indoor side through the horizontal abutted seams between the upper external wall panel and the lower external wall panel.
In other embodiments, the beam is a fully precast beam, the second end of the cantilever plate is anchored in the concrete on the top side of the fully precast beam during factory production, the second end of the cantilever plate extends to the outer side of the fully precast beam, and the wallboard limiting member is fixed to the first end of the cantilever plate through the fastening assembly during site construction.
With continued reference to fig. 3, in another modified embodiment, an end of the top surface of the prefabricated part 41 near the prefabricated external wall panel 02 extends upward to form a reverse threshold 43, and the height of the reverse threshold 43 is equal to the height of the cast-in-place part 42. By the arrangement, in the concrete of the cast-in-place part 42 of the cast-in-place beam 04, the reverse ridges 43 serve as the outer templates of the cast-in-place part 42, the construction workload of the site templates is reduced, and the construction efficiency is improved.
Referring to fig. 3, the embodiment further includes a precast floor slab 03, wherein a step is disposed on a bottom surface of one end of the precast floor slab 03, a bottom surface of the step is lapped on a top surface of the precast portion 41 of the composite beam 04, and a second end of the cantilever slab 1 is disposed above the step. By the arrangement, the cantilever plate is simultaneously anchored in cast-in-place concrete of the floor slab and the beam, and the connection integrity among the floor slab, the beam and the external wall panel is enhanced.
Referring to fig. 3, the construction steps of the prefabricated external wall panel 02 and the composite beam 04 in this embodiment substantially include: firstly, hoisting and positioning the prefabricated part 41 of the superposed beam 04; secondly, hoisting the lower prefabricated external wall panel 02, connecting the prefabricated external wall panel with the superposed beam 04, and hoisting and positioning the prefabricated floor panel 03; thirdly, placing the cantilever plate 1 on the top surface of the prefabricated part 41, inserting the screw rod 44 with the wallboard limiting assembly 2 fixed at the top into the through hole 88 at the first end of the cantilever plate 1, connecting the bottom of the screw rod 44 with the lower nut 55 in a threaded manner, and fixing the screw rod 44 on the cantilever plate 1 through the upper nut 33; and fourthly, pouring concrete at the step of the precast floor slab 03, on-site casting part 42 of the superposed beam 04 and above the first end of the cantilever slab 1, and maintaining and forming.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. A connecting assembly is used for connecting sandwich external wall panels and is characterized by comprising a wall panel limiting piece, a cantilever plate and a fastening assembly for connecting the wall panel limiting piece and the cantilever plate together, wherein an anchoring steel bar is arranged on the bottom surface of a second end of the cantilever plate; the wallboard locating part includes vertical board and the horizontal plate of mutually perpendicular, vertical board with the major axis mutually perpendicular of the board of encorbelmenting, fastening components includes screw rod and last nut, the first end of screw rod is fixed the bottom surface of horizontal plate, the second end of screw rod passes the first end of the board of encorbelmenting, just it fixes to go up the nut the board top of encorbelmenting on the screw rod.
2. The connecting assembly according to claim 1, wherein the cantilever plate has a first end provided with an oblong through hole, a long axis of the through hole is parallel to a long axis of the cantilever plate, and a second end of the screw rod passes through the through hole.
3. The connecting assembly according to claim 2, further comprising a lower nut and a sliding groove, wherein the sliding groove is fixed below the through hole at the first end of the cantilever plate, the bottom of the lower nut is horizontally clamped in the sliding groove, and the bottom of the second end of the screw is in threaded connection with the lower nut.
4. A connection assembly according to claim 3, characterised in that the runners of the slide and the through holes have long axes lying in the same vertical plane.
5. The connection module according to claim 4, wherein the bottom surface of the first end of the cantilever plate is provided with a reinforcement part which is a triangular support rib fixed on the bottom surface of the first end of the cantilever plate outside the hole.
6. The utility model provides a connection structure of side fascia, includes sandwich side fascia and roof beam, sandwich side fascia includes the concrete layer of both sides and middle heat preservation, the roof beam is composite beam or full precast beam, its characterized in that, sandwich side fascia bottom side through according to any one of claims 1-5 coupling assembling with the roof beam links together, it is pre-buried to hang the board second end in the top side concrete of roof beam, the first end of hanging the board extends to the bottom surface below of the indoor side concrete layer of sandwich side fascia, the bottom surface of heat preservation is provided with the recess, vertical board is arranged in the recess, the indoor side concrete layer of sandwich side fascia is pressed on the horizontal plate.
7. The connection structure of the external wall panel according to claim 6, wherein the concrete bottom side of the outdoor side of the sandwich external wall panel is longer than the concrete of the outdoor side and the middle insulation layer.
8. The external wall panel connecting structure according to claim 7, wherein the anchoring bars of the bottom surface of the second end of the cantilever plate are embedded in the concrete on the top side of the beam.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921704918.9U CN212001800U (en) | 2019-10-12 | 2019-10-12 | Connecting assembly and connecting structure of external wall panel |
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| CN201921704918.9U CN212001800U (en) | 2019-10-12 | 2019-10-12 | Connecting assembly and connecting structure of external wall panel |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112392144A (en) * | 2020-11-27 | 2021-02-23 | 中建装配式建筑设计研究院有限公司 | Connecting node of assembled concrete external wall panel, mounting method of connecting node and building |
| CN113404193A (en) * | 2021-06-29 | 2021-09-17 | 新城控股集团实业发展有限公司 | Precast concrete external wallboard system and construction method thereof |
-
2019
- 2019-10-12 CN CN201921704918.9U patent/CN212001800U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112392144A (en) * | 2020-11-27 | 2021-02-23 | 中建装配式建筑设计研究院有限公司 | Connecting node of assembled concrete external wall panel, mounting method of connecting node and building |
| CN112392144B (en) * | 2020-11-27 | 2022-05-06 | 中建装配式建筑设计研究院有限公司 | Method for installing connecting node of assembled concrete external wall panel |
| CN113404193A (en) * | 2021-06-29 | 2021-09-17 | 新城控股集团实业发展有限公司 | Precast concrete external wallboard system and construction method thereof |
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