CN212772867U - Connecting assembly of prefabricated external wallboard of assembled - Google Patents
Connecting assembly of prefabricated external wallboard of assembled Download PDFInfo
- Publication number
- CN212772867U CN212772867U CN202020706377.XU CN202020706377U CN212772867U CN 212772867 U CN212772867 U CN 212772867U CN 202020706377 U CN202020706377 U CN 202020706377U CN 212772867 U CN212772867 U CN 212772867U
- Authority
- CN
- China
- Prior art keywords
- embedded
- steel plate
- shaped
- wall panel
- bolt
- 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.)
- Active
Links
Images
Abstract
The utility model relates to a connecting component of an assembled prefabricated external wallboard, which is used for connecting the external wallboard and a concrete beam; the concrete beam embedded type hanging wall comprises an L-shaped bolt connecting piece embedded in an externally hung wall plate, a square embedded piece embedded in a concrete beam, a T-shaped hanging frame connected with the L-shaped bolt connecting piece, and a concave fixing piece connected with the T-shaped hanging frame in a sliding mode, wherein the concave fixing piece is detachably connected with the square embedded piece through a short bolt. Compared with the prior art, the utility model has the advantages of position adjustment is convenient when the external wall installation, external wallboard installation is nimble swift.
Description
Technical Field
The utility model relates to a connecting device belongs to assembly type structure technical field, especially relates to a coupling assembling of prefabricated external wallboard of assembled.
Background
As the assembled building in China develops and enters the express way, the external wall panel is taken as one of important component materials, and plays an increasingly important role in realizing transformation upgrade and high-quality development of an assembled building enclosure system and ensuring the quality of building engineering. The prefabricated external wall panel does not belong to a main structural member, and is a non-bearing peripheral maintenance member on an assembled concrete structure or a steel structure. The external wallboard connecting node not only needs to have enough strength and rigidity to guarantee reliable connection of the wallboard and the main structure, but also needs to avoid the main structure displacement to act on the wall body to form internal force. Therefore, the external wall panel is reliably connected with the main structure so as to ensure the bearing capacity and normal use of the wall panel under the actions of self weight, wind load and earthquake, and when the main structure is displaced, the wall panel can move relative to the main structure. Furthermore, the strength and the deformation of the connecting node parts meet the use requirements and the specification requirements.
Chinese patent CN 206873673U discloses an assembled steel structure external wall panel node, including: wall panel and external wall panel, wherein, the wall panel divide into upper strata outer wall panel and lower floor's wall panel, be equipped with the layer board between upper strata outer wall panel and the lower floor's wall panel, the one end of external wall panel is equipped with the prefabricated piece that buries, just connect through first angle steel subassembly between external wall panel and the upper strata outer wall panel, the below of external wall panel is equipped with the support frame, connect through the connecting plate between support frame and the lower floor's wall panel, just, through second angle steel subassembly fixed connection between the below of connecting plate and the lower floor's wall panel. The utility model discloses in adopt in the process of construction to carry out further improvement on current vertical dress wallboard sways worker's method basis and installs it, let wallboard and side fascia form firm the connection to further improve the stability of its connection and the security of use. But the connecting structure occupies a large space, is not easy to install, and the distance between the external wall panel and the external wall panel is not adjustable, which is not beneficial to the construction and the stability and safety of the external wall body.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a prefabricated externally-hung wallboard's of assembled coupling assembling that connection performance is better in order to overcome the defect that the externally-hung wallboard installation distance that above-mentioned prior art exists can not adjust, coupling assembling is difficult to install.
The purpose of the utility model can be realized through the following technical scheme:
a connecting assembly of an assembled prefabricated external wall panel is used for connecting the external wall panel and a concrete beam; the novel concrete beam hanging structure comprises an L-shaped bolt connecting piece pre-buried in an externally hung wallboard, a square pre-buried piece pre-buried in a concrete beam, a T-shaped hanging frame connected with the L-shaped bolt connecting piece, and a concave fixing piece connected with the T-shaped hanging frame in a sliding mode, wherein the concave fixing piece is connected with the square pre-buried piece through a short bolt.
The external wall board comprises an upper external wall board and a lower external wall board which are arranged at the end part of the concrete beam in an up-down alignment mode, and the connecting component arranged on the upper external wall board and the connecting component arranged on the lower external wall board are arranged in a mirror symmetry mode.
The L-shaped bolt connecting piece comprises an L-shaped embedded bolt, a first perforated steel plate and a first nut, wherein the first perforated steel plate is arranged on the L-shaped embedded bolt, and the first nut is arranged on a threaded section of the L-shaped embedded bolt; the T-shaped suspension bracket is fixedly arranged on the first perforated steel plate through the first nut.
The L-shaped bolt connecting piece also comprises a gasket matched with the first nut; the first steel plate with the holes is a square metal embedded part which is half pre-embedded in the outer hanging wall.
The T-shaped suspension bracket comprises a second perforated steel plate and a middle perforated steel plate vertical to the second perforated steel plate, and the second perforated steel plate is provided with a first connecting hole for the L-shaped embedded bolt to pass through; the middle of the middle steel plate with the hole is provided with a first round hole used for connecting the concave fixing piece.
The concave fixing piece comprises a third steel plate with holes and a vertical side plate, wherein the third steel plate with holes is connected with the square embedded part, and the vertical side plate is arranged on two sides of the third steel plate with holes; and a second connecting hole for connecting the square embedded part is formed in the third steel plate with the hole, a second round hole for installing a bearing screw rod is formed in the vertical side plate, the bearing screw rod penetrates through the first round hole and the second round hole, and the end part of the bearing screw rod is fastened and connected through a second nut.
The middle steel plate with holes and the vertical side plates are both in right-angle trapezoidal structures.
The concave fixing piece also comprises a concave steel plate which is perpendicular to the third steel plate with holes and is positioned between the two vertical side plates; and the middle steel plate with the holes is provided with a catching groove for mounting the concave steel plate.
Wherein, the third steel plate with holes and the vertical side plate are fixedly connected by welding.
The first connecting hole and the second connecting hole are both oblong holes.
Two long round holes are formed in a second steel plate with holes of the T-shaped suspension frame to form two long slideways for fixing the L-shaped embedded bolts, so that the L-shaped bolt connecting piece can vertically move in the range of the slideways; meanwhile, a downward half-opening buckle groove and a circular limiting hole, namely a first round hole, are arranged on the steel plate with the hole in the middle, the slide way is used for enabling the L-shaped bolt connecting piece to move in the height direction of the external wall board, and the first round hole is matched with the bearing screw rod of the concave fixing piece to fix the final position of the external wall board. And a second steel plate with holes of the T-shaped suspension bracket is welded with the steel plate with holes in the middle.
The square embedded part comprises embedded steel bars embedded in the concrete beam, embedded steel plates fixedly connected with the embedded steel bars, short bolts fixed on the surfaces of the embedded steel plates and third nuts arranged on the short bolts; and the third steel plate with holes and the embedded steel plate are fixedly connected through short bolts and third nuts.
The embedded steel bars are J-shaped steel bars.
Compared with the prior art, the utility model has the advantages of it is following:
(1) the utility model realizes the connection of the concrete beam and the external wall panel through the L-shaped bolt connecting piece, the T-shaped suspension bracket, the concave fixing piece and the square embedded piece, and the L-shaped bolt connecting piece and the square embedded piece are pre-embedded and then are constructed on site, thereby reducing the workload of site construction and improving the construction efficiency;
(2) the connecting hole between the L-shaped bolt connecting piece and the T-shaped suspension bracket is a long round hole extending along the vertical direction, the T-shaped suspension bracket and the concave fixing piece are connected in a sliding mode through the catching groove, the mounting position between the T-shaped suspension bracket and the concave fixing piece can be adjusted in a sliding mode along the extending direction of the concave steel plate of the concave fixing piece, the connecting hole between the concave fixing piece and the direction embedded piece is a long round hole extending along the left-right direction, the connecting assembly enables the external wall panel to have a certain moving space in the up-down direction, the left-right direction and the front-back direction, the position adjustment during installation of the external wall panel is;
(3) the utility model discloses optimized the sliding property of the relative major structure of externally-hung wallboard under the exogenic action, also made things convenient for the construction installation of externally-hung wallboard of very big degree simultaneously.
Drawings
Fig. 1 is a schematic sectional structure of the present invention;
FIG. 2 is a schematic view of the exploded structure of the present invention;
fig. 3 is a schematic structural view of the L-shaped bolt connector of the present invention;
fig. 4 is a schematic structural view of the T-shaped suspension bracket of the present invention;
FIG. 5 is a schematic structural view of a concave fixing member according to the present invention;
FIG. 6 is a schematic structural diagram of a square embedded part of the present invention;
in the drawing, 1 is an L-shaped bolt connector, 101 is an L-shaped embedded bolt, 102 is a first perforated steel plate, 103 is a gasket, 104 is a first nut, 2 is a T-shaped suspension bracket, 201 is a second perforated steel plate, 202 is a first connecting hole, 203 is a middle perforated steel plate, 204 is a first round hole, 205 is a buckle groove, 3 is a concave fastener, 301 is a concave steel plate, 302 is a vertical side plate, 303 is a second round hole, 304 is a second nut, 305 is a bearing screw, 306 is a third perforated steel plate, 307 is a second connecting hole, 4 is an embedded part, 401 is an embedded square bar, 402 is an embedded steel plate, 403 is a short bolt, 404 is a third nut, 5 is an upper hanging layer external wall plate, 6 is a lower layer external wall plate, 7 is a concrete beam, 8 is a concrete floor, 9 is an upper portion, and 10 is a lower connecting assembly.
Detailed Description
The present invention will be described in detail with reference to the following embodiments. The following examples will assist those skilled in the art in further understanding the present invention, but are not intended to limit the invention in any way. It should be noted that various changes and modifications can be made by one skilled in the art without departing from the spirit of the invention. These all belong to the protection scope of the present invention.
Examples
A connecting assembly of prefabricated external wall panel is used for connecting the external wall panel and a concrete beam 7; as shown in fig. 1, the external wall panel includes an upper external wall panel 5 and a lower external wall panel 6 which are vertically aligned and installed at the end of the concrete beam, the concrete beam 7 and the upper external wall panel 5 are connected through an upper connecting assembly 9, the concrete beam 7 and the lower external wall panel 6 are connected through a lower connecting assembly 10, the upper connecting assembly 9 and the lower connecting assembly 10 are arranged in a mirror symmetry manner, the upper connecting assembly 9 and the lower connecting assembly 10 are assemblies with the same structure, and the other side of the concrete beam 7 is a concrete floor slab 8.
As shown in fig. 2, the connection assembly of the prefabricated external wall panel comprises four parts, namely an L-shaped bolt connector 1 embedded in the external wall panel, a square embedded part 4 embedded in the concrete beam, a T-shaped suspension bracket 2 connected with the L-shaped bolt connector 1, and a concave fixing part 3 detachably connected with the T-shaped suspension bracket 2. The L-shaped bolt connecting piece 1 is connected with the T-shaped suspension bracket 2 through a bolt, the T-shaped suspension bracket 2 is connected with the concave fixing piece 3 through a clamping groove and a bearing screw 305, and the concave fixing piece 3 is connected with the square embedded piece 4 through a bolt.
At any time as fig. 3, L type bolted connection spare 1 includes the pre-buried bolt 101 of L type, and first band hole steel sheet 102 and the pre-buried bolt 101 welded connection of L type are pre-buried to upper strata outer wall panel 5 with 1 of L type bolted connection spare for half first band hole steel sheet 102 is in upper strata outer wall panel 5, half in the outer wall panel 5 outside of upper strata. The washer 103 and the first nut 104 are used in cooperation with the L-shaped embedded bolt 101. The L-shaped embedded bolt 101 is inserted into the first connecting hole 202, the height of the external wall panel is adjusted, and the L-shaped bolt connecting piece 1 and the T-shaped suspension bracket 2 are fixed and connected through the gasket 103 and the first nut 104.
As shown in fig. 4, the T-shaped suspension bracket 2 comprises a second perforated steel plate 201 and a middle perforated steel plate 203 which are welded together, wherein the second perforated steel plate 201 is provided with a first connecting hole 202 with an oblong hole structure, and the middle perforated steel plate 203 is provided with a catching groove 205 which is opened downwards.
As shown in fig. 5, the female fixture 3 includes a third perforated steel plate 306 connected to the square embedment 4 and vertical side plates 302 disposed on both sides of the third perforated steel plate 306; a second connecting hole 307 for connecting the square embedded part 4 is formed in the third steel plate with holes 306, a second round hole 303 for installing a bearing screw 305 is formed in the vertical side plate 302, the bearing screw 305 penetrates through the first round hole 204 and the second round hole 303, and the end parts of the bearing screw 305 are fixedly connected through a second nut 304; the middle steel plate with holes 203 and the vertical side plate 302 are both in a right-angled trapezoid structure; the female mount 3 further comprises a female steel plate 301 perpendicular to the third perforated steel plate 306 and located between the two vertical side plates 302; the middle steel plate with holes 203 is provided with a buckle groove 205 for mounting the concave steel plate 301; the first connection hole 202 and the second connection hole 307 are both oblong holes.
As shown in fig. 6, the square embedded part 4 includes embedded steel bars 401 embedded in the concrete beam, embedded steel plates 402 fixedly connected to the embedded steel bars 401, short bolts 403 fixed to the surfaces of the embedded steel plates 402, and third nuts 404 disposed on the short bolts 403; the third perforated steel plate 306 and the embedded steel plate 402 are fastened and connected through a short bolt 403 and a third nut 404; the embedded steel plate 402 is provided with 4 embedded steel bars 401 which are divided into two pairs; in each pair of embedded steel bars, the J-shaped embedded steel bars 401 are arranged in a mode that the hook parts are opposite.
During installation, the buckle groove 205 of the T-shaped suspension frame 2 is buckled in the groove of the concave steel plate 301, the relative position is adjusted by sliding the buckle groove 205 in the groove of the concave steel plate 301, finally the bearing screw 305305 penetrates through the second round hole 303 and the first round hole 204, and finally the second nut 304 further locks the positions of the T-shaped suspension frame 2 and the concave fixing piece 3. In the square embedded part 4, J-shaped embedded steel bars 401 are welded with embedded steel plates 402 and embedded in the concrete beam 7, the steel plates are embedded, short bolts 403 are welded on the embedded steel plates 402, the short bolts 403 are inserted into second connecting holes 307 of the third perforated steel plate 306, the relative positions are adjusted, and the concave fixing part 3 is preliminarily connected with the square embedded part 4 through third nuts 404.
In this embodiment, the upper external wall panel 5 realizes vertical relative movement through the L-shaped embedded bolt 101 and the first connection hole 202, realizes relative movement along the length direction of the external wall panel through the catching groove 205 and the concave steel plate 301, and realizes relative movement along the thickness direction of the external wall panel through the second connection hole 307 and the short bolt 403. Through the relative movement in the three directions, the position adjustment of the external wall panel during installation is realized, the relative displacement of the external wall panel and the main structure is realized, the internal force formed by the displacement of the main structure acting on the wall body is also avoided, and the reliable connection between the external wall panel and the main structure is further ensured.
The connecting method of the connecting component of the prefabricated external wall panel comprises the following steps:
the method comprises the following steps: and pouring concrete beams 7 for hanging the lower part and the upper part of the prefabricated external wall panel. When the concrete beam 7 is poured, the square embedded parts 4 of the two connecting components are respectively embedded at the upper part and the lower part of the concrete beam 7, the square embedded parts 404 are flush with the pouring completion surface of the concrete beam 7, and the short bolts 403 are exposed at the outer side of the concrete beam 7.
Step two: the prefabricated external wallboard is processed in a factory, and the L-shaped bolt connecting pieces 1 of the connecting components are respectively embedded in the proper positions of the upper part and the lower part of the prefabricated external wallboard; the L-shaped embedded bolt 101 is arranged outside the wallboard in a threaded part, and half of the first steel plate with the hole 102 is embedded in the outer wall board and half is exposed outside the wallboard.
Step three: when the prefabricated external wall panel is installed on a construction site, the lower-layer external wall panel 6 corresponding to the concrete beam 7 is installed firstly. The lower-layer external wall panel 6 is firstly connected with the L-shaped bolt connecting piece 1 of the connecting assembly, the L-shaped embedded bolt 101 is inserted into a hole of the first connecting hole 202 of the second steel plate with holes 201 of the T-shaped member of the T-shaped suspension frame 2, and the L-shaped bolt connecting piece 1 is connected with the T-shaped suspension frame 2 through the gasket 103 by using the first nut 104. The vertical mobility on the wallboard is guaranteed through the movement of L-shaped embedded bolt 101 in first connecting hole 202.
Step four: the concave fixing piece 3 is connected with the square embedded piece 4. The short bolts 404 of the square embedded part 4 are inserted into the second connecting holes 307 of the third perforated steel plate 306 of the female fixing part 3, the two parts are fastened together through the third nuts 404, and meanwhile, the relative position movement of the two parts can be realized through the second connecting holes 307 of the long round hole structure.
Step five: the buckling groove 205 of the T-shaped suspension frame 2 is placed in the concave position of the concave steel plate 301 of the concave fixing piece 3 to realize the clamping groove connection, then the screw rod penetrates through the second round hole 303 and the first round hole 204 on the two T-shaped steel plates, and the screw rod is screwed by the second nut 304, so that the T-shaped suspension frame 2 and the concave fixing piece 3 are better connected into a whole, and the concrete beam 7 and the lower-layer external wall panel connection 6 are connected together.
The mounting method between the upper external wall panel 5, the upper connecting assembly 9 and the concrete beam 7 is the same.
Therefore, the whole installation process can be realized, the prefabricated external wall panel can be put into use, the applicability is good, and the prefabricated external wall panel can be conveniently adjusted in multi-direction displacement.
The foregoing description of the specific embodiments of the invention has been presented. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes and modifications may be made by those skilled in the art within the scope of the appended claims without departing from the spirit of the invention.
Claims (10)
1. A connecting assembly for prefabricated cladding panels of the type used to connect the cladding panels to concrete beams (7); it is characterized in that the preparation method is characterized in that,
the connecting assembly comprises an L-shaped bolt connecting piece (1) pre-embedded in an externally hung wallboard, a square pre-embedded piece (4) pre-embedded in the concrete beam, a T-shaped suspension bracket (2) connected with the L-shaped bolt connecting piece (1), and a concave fixing piece (3) in sliding connection with the T-shaped suspension bracket (2), wherein the concave fixing piece (3) is connected with the square pre-embedded piece (4) through a short bolt (403).
2. The assembly type prefabricated exterior wall panel connecting component according to claim 1, wherein the exterior wall panel comprises an upper exterior wall panel (5) and a lower exterior wall panel (6) which are vertically aligned and installed at the end part of the concrete beam (7), and the connecting component installed on the upper exterior wall panel (5) and the connecting component installed on the lower exterior wall panel (6) are arranged in a mirror symmetry manner.
3. The connecting assembly of the prefabricated external wall panel of the assembly type according to claim 1, wherein the L-shaped bolt connecting piece (1) comprises an L-shaped embedded bolt (101), a first perforated steel plate (102) arranged on the L-shaped embedded bolt (101), and a first nut (104) arranged on a threaded section of the L-shaped embedded bolt (101); the T-shaped suspension bracket (2) is fixedly arranged on the first perforated steel plate (102) through the first nut (104).
4. An assembly type prefabricated wall cladding connection assembly according to claim 3, wherein said T-shaped hanger bracket (2) comprises a second perforated steel plate (201) and a middle perforated steel plate (203) perpendicular to said second perforated steel plate (201); the second steel plate with holes (201) is provided with a first connecting hole (202) through which the L-shaped embedded bolt (101) penetrates, and a first round hole (204) used for connecting the concave fixing piece (3) is formed in the middle of the middle steel plate with holes (203).
5. The connecting assembly of an assembled prefabricated external wall panel according to claim 4, wherein the female fastener (3) comprises a third perforated steel plate (306) connected with the square embedded part (4) and vertical side plates (302) arranged at two sides of the third perforated steel plate (306); the third steel plate with holes (306) is provided with second connecting holes (307) used for connecting the square embedded parts (4), the vertical side plate (302) is provided with second round holes (303) used for installing bearing screws (305), the bearing screws (305) penetrate through the first round holes (204) and the second round holes (303), and the end parts of the bearing screws are fixedly connected through second nuts (304).
6. The connecting assembly of prefabricated external wall panels according to claim 5, wherein the middle steel perforated plate (203) and the vertical side plates (302) are of a right-angled trapezoid structure.
7. An assembly type prefabricated wall cladding connection assembly according to claim 5, wherein said female fixture (3) further comprises a female steel plate (301) perpendicular to said third perforated steel plate (306) and located between two vertical side plates (302); and a buckle groove (205) for mounting the concave steel plate (301) is formed in the middle steel plate with the hole (203).
8. An assembly type prefabricated wall cladding connection assembly according to claim 5, wherein said first connection hole (202) and second connection hole (307) are both oblong holes.
9. The connecting assembly of the prefabricated external wall panel of the assembled type according to claim 5, wherein the square embedded part (4) comprises embedded steel bars (401) embedded in the concrete beam, embedded steel plates (402) fixedly connected with the embedded steel bars (401), short bolts (403) fixed on the surfaces of the embedded steel plates (402) and third nuts (404) arranged on the short bolts (403); the third perforated steel plate (306) and the embedded steel plate (402) are fixedly connected through a short bolt (403) and a third nut (404).
10. The connecting assembly of prefabricated external wall panel of claim 9, wherein said embedded steel bars (401) are J-shaped steel bars.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020706377.XU CN212772867U (en) | 2020-04-30 | 2020-04-30 | Connecting assembly of prefabricated external wallboard of assembled |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020706377.XU CN212772867U (en) | 2020-04-30 | 2020-04-30 | Connecting assembly of prefabricated external wallboard of assembled |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212772867U true CN212772867U (en) | 2021-03-23 |
Family
ID=75066463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020706377.XU Active CN212772867U (en) | 2020-04-30 | 2020-04-30 | Connecting assembly of prefabricated external wallboard of assembled |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212772867U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114319908A (en) * | 2021-12-29 | 2022-04-12 | 中建八局第二建设有限公司 | Adjustable connecting temporary fixing assembly for prefabricated external wall panel and construction method |
| CN114498522A (en) * | 2021-11-30 | 2022-05-13 | 湖南志同兴环保建材有限公司 | Reinforced concrete pre-buried bolt electric jacking pipe |
-
2020
- 2020-04-30 CN CN202020706377.XU patent/CN212772867U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114498522A (en) * | 2021-11-30 | 2022-05-13 | 湖南志同兴环保建材有限公司 | Reinforced concrete pre-buried bolt electric jacking pipe |
| CN114319908A (en) * | 2021-12-29 | 2022-04-12 | 中建八局第二建设有限公司 | Adjustable connecting temporary fixing assembly for prefabricated external wall panel and construction method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP5901615B2 (en) | Variable fastener for curtain wall fixing | |
| CN212772867U (en) | Connecting assembly of prefabricated external wallboard of assembled | |
| CN112392144B (en) | Method for installing connecting node of assembled concrete external wall panel | |
| CN107989366B (en) | Be used for beam form bearing structure subassembly | |
| CN112064856A (en) | Suspended ceiling pre-hanging piece and floor structure of building with same | |
| CN209780318U (en) | prefabricated component installation bearing structure | |
| CN215717070U (en) | I-steel subassembly of encorbelmenting of scaffold frame encorbelments | |
| CN214785161U (en) | Connecting piece for assembled external wall panel of steel structure frame | |
| CN216475738U (en) | Assembled exterior wall cladding | |
| CN219158046U (en) | Assembled steel structure combined wallboard | |
| CN218265122U (en) | Fire control vestibule bottom sprag device | |
| CN216713485U (en) | Pre-assembly type steel structure building wall body plate installation framework installation assembly | |
| CN219794705U (en) | Split mounting type bracket for mounting precast concrete overhanging balcony slab | |
| CN217151329U (en) | Device suitable for prefabricated window opening door opening wallboard supports | |
| CN215106079U (en) | Buckle formula coupling assembling and assembled connected node | |
| CN220868774U (en) | Bearing framework at bottom of scaffold | |
| CN215802540U (en) | Adjustable connected node of steel construction system GRC outer curtain wall | |
| CN219491816U (en) | Column-beam connection reinforcing structure | |
| CN219298440U (en) | Beam column structure with environment-friendly steel structure factory building | |
| CN212866360U (en) | Plate fixing structure | |
| CN213897759U (en) | Ceiling device connected with steel beam | |
| CN212105122U (en) | Cast-in-place concrete wall construction entrance to a cave supports | |
| CN216892024U (en) | Be used for wet seam template installation fixed subassembly of boundary beam encorbelmenting | |
| KR101273087B1 (en) | Method for installing alc panel to concrete slab | |
| CN212358704U (en) | Dual shear wall and structural wall |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |