CN211850034U - Mounting and connecting structure of prefabricated external wall panel - Google Patents
Mounting and connecting structure of prefabricated external wall panel Download PDFInfo
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- CN211850034U CN211850034U CN202020279435.5U CN202020279435U CN211850034U CN 211850034 U CN211850034 U CN 211850034U CN 202020279435 U CN202020279435 U CN 202020279435U CN 211850034 U CN211850034 U CN 211850034U
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Abstract
The utility model discloses an erection joint structure of prefabricated side fascia, prefabricated side fascia and structural framework roof beam correspond respectively and are equipped with the steel bracket, make the prefabricated side fascia installation back permanently fix on structural framework roof beam through adopting the fixed steel bracket of bolted connection. The utility model discloses connect simple safety and convenience, firm in connection, and saved when the outer wall assembly and set up the scaffold frame process.
Description
Technical Field
The utility model relates to an installation connection structure of prefabricated side fascia
Background
The prefabricated building meets the requirements of building industrialization and environmental protection, particularly the industrial policy of green building and building industrialization in China, and the demand for the prefabricated building is more and more large. Prefabricated wall panels are one of the main contents of prefabricated buildings.
However, the integral prefabricated external wall panel has large volume and weight, and provides new requirements for the stability and the firmness of connection and installation. The existing prefabricated external wall panel generally needs to be provided with a scaffold, so that time and labor are wasted, the labor and cost are greatly increased, and potential safety hazards also exist.
SUMMERY OF THE UTILITY MODEL
For the problem that prior art exists more than solving, the utility model provides a prefabricated wall panel's erection joint structure.
The utility model discloses the following technical scheme of accessible realizes:
the utility model provides an installation connection structure of prefabricated side fascia, prefabricated side fascia and structural framework roof beam correspond respectively and are equipped with the steel corbel, make the prefabricated side fascia permanent fixation on structural framework roof beam after the installation through adopting bolted connection fixed steel corbel.
Furthermore, there are 4 fixed points of connection between prefabricated side fascia and structural frame roof beam, 2 fixed points of connection respectively for the downside position on the prefabricated side fascia back and upside position.
Furthermore, 4 fixed points of connection do 4 steel corbels of setting on prefabricated wall panel correspond with the connecting plate of 4 steel corbels of setting on the structural framework roof beam and overlap the back with connecting bolt and nut, add and screw up fixedly after the adjustment steel sheet.
Furthermore, waist-shaped holes are correspondingly formed in the connecting plates of the two steel corbels which are overlapped together, the two waist-shaped holes are crossed when the two steel corbels are overlapped, and the connecting bolts penetrate through the crossed holes of the two waist-shaped holes and then are screwed up and fixed by nuts after the adjusting steel sheets are added.
Further, the length of the waist-shaped hole is 90-100 mm, and the width of the waist-shaped hole is 32 mm.
And furthermore, the prefabricated external wall panel and the structural frame beam are correspondingly provided with steel corbel connecting plates respectively.
Further, location fine setting bolt and its nut are 2 groups, set up respectively 2 connection fixed points of the downside position at the prefabricated wall panel back specifically are that location fine setting bolt passes the connecting plate of the steel corbel of welding on prefabricated wall panel respectively, works as when location fine setting bolt rotates, its bolt end withstands the connecting plate of the steel corbel of welding on the structural frame roof beam.
Further, the steel bracket is a right-angle triangular plate steel bracket.
Furthermore, 2 connection fixing points at the upper side of the back of the prefabricated external wall panel are provided with 2M 24 bolts, and the steel corbel is connected and fixed with the prefabricated external wall panel.
Advantageous effects
By adopting the technical scheme, the utility model discloses can make the connection simple and convenient, through the waist shape hole that the cross set up, can provide prefabricated wall panel when the installation of structural frame roof beam is fixed a position, leave the room of removal, namely eliminate the construction error of prefabricated wall panel and structural frame roof beam in the installation, connect stably, can also produce the jacking force to the connecting plate of the steel corbel of setting in the structural frame roof beam through the lift of little location fine setting bolt, can finely tune the straightness that hangs down of prefabricated wall panel, in order to further improve the installation accuracy of prefabricated wall panel; the utility model discloses prefabricated side fascia adopts the connection method of "steel after hinge earlier", is about to the bolt of the accurate positioning of prefabricated side fascia installation and finally twists the back (articulated connection), adopts the whole welded connection of bolt and upper and lower steel bracket connecting plate, and the welding seam height 10mm to guarantee that structural bolt connects's safety is firm. The utility model discloses the installation is simple, labour saving and time saving, installation operation safety.
Drawings
Fig. 1 is a schematic view of the installation structure of the present invention;
FIG. 2 is a schematic structural view of a connection node at the lower side of a prefabricated external wall panel;
FIG. 2-1 is a cross-sectional view of the steel corbel connecting plate of FIG. 2 welded to the prefabricated wall panel;
FIG. 2-2 is a cross-sectional view of the steel corbel connecting plate of FIG. 2 welded to a structural frame beam;
FIGS. 2-3 are cross-sectional views of the two connector boards of FIG. 2 when they are overlapped;
FIG. 3 is a schematic view of the structure of the connection node at the upper side of the prefabricated external wall panel of the present invention;
FIG. 3-1 is a cross-sectional view of the steel corbel connecting plate of FIG. 3 welded to the prefabricated wall panel;
FIG. 3-2 is a cross-sectional view of the steel corbel connecting plate of FIG. 3 welded to a structural frame beam;
fig. 3-3 are cross-sectional views of the two webs of fig. 3 when they are overlapped.
In the figure, 1, prefabricated external wall panels; 2, positioning the fine tuning bolt; 3, connecting a bolt; 4, embedding parts; 5, welding a steel bracket connecting plate of the prefabricated external wall panel; 6, welding a steel corbel connecting plate of the structural frame beam; 7, M24 bolt
Detailed Description
The following description of the embodiments of the present invention is provided by way of specific examples, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein.
As shown in fig. 1 and 2, the utility model discloses a prefabricated wall panel's erection joint structure, prefabricated wall panel 1 and structural framework roof beam correspond respectively and are equipped with the steel corbel, make the prefabricated wall panel installation back permanent fixation on structural framework roof beam through adopting bolted connection fixed steel corbel.
Wherein prefabricated wall panel and structural frame roof beam have 4 fixed points of being connected, are respectively the downside position at the 1 back of prefabricated wall panel and each 2 fixed points of being connected of upside position (wherein, fig. 2 is prefabricated wall panel downside position connected node structure sketch map, and fig. 3 is the utility model discloses prefabricated wall panel upside position connected node structure sketch map). The 4 connecting fixed points are 4 steel corbel connecting plates 5 arranged on the prefabricated external wall panel 1 and 4 steel corbel connecting plates 6 arranged on the structural frame beam which are correspondingly overlapped and then are screwed and fixed by connecting bolts 3 and nuts after adjusting steel sheets are added, when the prefabricated external wall panel moves in the installation and positioning process, the cross-shaped waist-shaped holes always provide the positions of the holes of one bolt (wherein the length of each waist-shaped hole is 90-100 mm, the width of each waist-shaped hole is 32mm, the diameter of each connecting bolt is 30mm, and the width of each waist-shaped hole is 2mm larger than the diameter of each connecting bolt), when the prefabricated external wall panel is hoisted to reach the required positioning position, the cross waist-shaped hole can provide the final connecting position of the bolt, 4 connecting bolts are penetrated, the hoisting of the prefabricated outer wall is completed preliminarily, and accumulated errors generated in multiple processes in the installation of the steel corbels in the construction of the prefabricated outer wall panel and the structure are eliminated. (wherein, 4 connection fixed points, correspond in the structural frame roof beam and the prefabricated wall panel respectively and are equipped with built-in fitting 4, and the steel bracket is welded respectively on built-in fitting 4). Wherein, fig. 2-1 is a cross-sectional view of a steel corbel connecting plate welded on the prefabricated external wall panel in 2 connecting fixing points at the lower side of the prefabricated external wall panel; FIG. 2-2 is a cross-sectional view of a steel corbel connecting plate welded to a structural frame beam at 2 connection fixing points at the lower side of the prefabricated external wall panel; 2-3 are sectional views of the prefabricated external wall panel at the lower side of 2 connecting fixing points when two connecting plates are overlapped; FIG. 3-1 is a cross-sectional view of a steel corbel connecting plate welded to a prefabricated external wall panel at 2 connecting fixing points on the upper side of the prefabricated external wall panel according to the present invention; FIG. 3-2 is a cross-sectional view of a steel corbel connecting plate welded to a structural frame beam at 2 connecting fixing points on the upper side of the prefabricated external wall panel according to the present invention; fig. 3-3 are cross-sectional views of the prefabricated external wall panel of the present invention when two connecting plates are overlapped in 2 connecting fixing points at the upper side position.
The connecting plates of the two steel corbels which are overlapped together are respectively and correspondingly provided with a waist-shaped hole, the two waist-shaped holes are arranged in a cross mode during overlapping, and the connecting bolt 3 penetrates through the cross holes of the two waist-shaped holes and is screwed and fixed by a nut after an adjusting steel sheet is added.
Wherein, still including location fine setting bolt 2 and nut, it sets up on prefabricated side fascia 1 and structural frame roof beam correspond the steel corbel connecting plate that is equipped with respectively, after the joint gap compaction of steel corbel is stable after prefabricated wallboard installation, and the straightness or the levelness of hanging down of prefabricated side fascia can finely tune to the location fine setting bolt.
Wherein, location fine setting bolt and its nut are 2 groups, set up 2 connected fixation points at the downside position at the prefabricated wall panel back respectively, specifically for location fine setting bolt 2 passes the connecting plate 5 of the steel corbel of welding on prefabricated wall panel respectively, when location fine setting bolt 2 rotated, its bolt end withstood the connecting plate 6 of the steel corbel of welding on the structural frame roof beam, reached the effect of fine setting straightness or levelness of hanging down.
Wherein, the utility model discloses a steel bracket is right angle triangle board steel bracket, and the pre-buried steel sheet welding on a right-angle side and the prefabricated wall panel and the structural frame roof beam of steel bracket, another right-angle side is the connecting plate that has waist shape hole respectively.
Wherein, 2 connection fixed points of the upside position at the prefabricated side fascia back have 2M 24 bolts 7, are connected fixedly with steel corbel and prefabricated side fascia 1 for prefabricated side fascia antidumping.
The installation and connection method realized by the installation and connection structure of the prefabricated external wall panel comprises the following steps:
1) hoisting the prefabricated external wall panel to be preliminarily positioned at the position of the corresponding structural frame beam according to the requirements of front-back, left-right and verticality of the prefabricated external wall panel;
2) the 4 connecting fixed points respectively adopt the connecting bolts to enter crossed holes of the hoisted waist-shaped holes, the prefabricated external wall panel is preliminarily positioned, and the adjusting steel sheets are inserted and then are preliminarily screwed by nuts;
3) adjusting 2 positioning fine-tuning bolts at the lower side of the back of the prefabricated external wall panel, and finely tuning the verticality or the levelness of the prefabricated external wall panel; 4) after fine adjustment and positioning, all 4 connecting bolts of the prefabricated external wall panel are screwed down;
5) the inner side of the prefabricated external wall panel is provided with a left triangular adjustable inclined strut and a right triangular adjustable inclined strut which are supported on the structural floor slab;
6) repeating the steps 1) -5) for 2 times to finish the installation of the prefabricated external wall panels with the two layers above the multilayer structure;
7) the layer is subjected to a first twisting and then steel working procedure, namely all bolt connections completed in the previous working procedure are welded according to design requirements, the connection of the layer corresponds to the connection part of the steel bracket connecting plate, including the junction part of the adjusting steel sheet and the steel bracket connecting plate, and the connection parts of all bolts, nuts and the steel bracket connecting plate are fully welded to form a connection whole to complete installation;
8) and (3) welding the steel after twisting process in the step 7) below the 2 layers after 2 layers of the prefabricated external wall panel are installed.
The utility model discloses prefabricated side fascia adopts the connection technology of "steel after hinge earlier", is about to the accurate positioning's of prefabricated side fascia installation bolt and finally twists (articulated connection) the back, adopts the whole welded connection of bolt and upper and lower steel bracket connecting plate, and the welding seam height 10mm to guarantee structural bolt connects's permanent fixed.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (9)
1. The utility model provides an installation connection structure of prefabricated wall panel which characterized in that, prefabricated wall panel and structural framework roof beam correspond respectively and are equipped with the steel corbel, through adopting bolted connection fixed steel corbel messenger prefabricated wall panel installation back permanent fixation on structural framework roof beam.
2. The prefabricated external wall panel installation and connection structure of claim 1, wherein the prefabricated external wall panel and the structural frame beam have 4 connection fixing points, which are 2 connection fixing points respectively at the lower side position and the upper side position of the back surface of the prefabricated external wall panel.
3. The prefabricated external wall panel installation and connection structure of claim 2, wherein the 4 connection fixing points are formed by connecting bolts and nuts after the connection plates of the 4 steel brackets arranged on the prefabricated external wall panel and the 4 steel brackets arranged on the structural frame beam are correspondingly overlapped, and adjusting steel sheets are added and then screwed and fixed.
4. The prefabricated external wall panel installation and connection structure of claim 3, wherein the connection plates of the two steel corbels which are overlapped together are respectively and correspondingly provided with a waist-shaped hole, when the two waist-shaped holes are overlapped, the two waist-shaped holes are crossed, and the connection bolt passes through the crossed hole of the two waist-shaped holes, is screwed and fixed by a nut and an adjusting steel sheet.
5. The prefabricated external wall panel installation and connection structure of claim 4, wherein the waist-shaped holes have a length of 90-100 mm and a width of 32 mm.
6. The prefabricated external wall panel installation and connection structure as claimed in any one of claims 2 to 5, further comprising positioning fine adjustment bolts and nuts, which are provided on the steel corbel connection plates respectively provided on the prefabricated external wall panel and the structural frame beam.
7. The prefabricated external wall panel installation and connection structure as claimed in claim 6, wherein the positioning fine tuning bolts and the nuts thereof are provided in 2 groups, and are respectively provided at 2 connection fixing points at the lower side of the back surface of the prefabricated external wall panel, specifically, the positioning fine tuning bolts respectively penetrate through the connecting plates of the steel corbels welded on the prefabricated external wall panel, and when the positioning fine tuning bolts rotate, the bolt ends thereof abut against the connecting plates of the steel corbels welded on the structural frame beam.
8. The prefabricated external wall panel installation and connection structure of claim 7, wherein the steel bracket is a right-angled triangle steel bracket.
9. The prefabricated external wall panel installation and connection structure of claim 8, wherein 2M 24 bolts are provided at the upper side of the back surface of the prefabricated external wall panel to connect and fix the steel bracket to the prefabricated external wall panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020279435.5U CN211850034U (en) | 2020-03-09 | 2020-03-09 | Mounting and connecting structure of prefabricated external wall panel |
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| CN202020279435.5U CN211850034U (en) | 2020-03-09 | 2020-03-09 | Mounting and connecting structure of prefabricated external wall panel |
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| CN211850034U true CN211850034U (en) | 2020-11-03 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112647627A (en) * | 2020-12-01 | 2021-04-13 | 河北建工集团有限责任公司 | Assembled externally-hung wallboard connecting structure |
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- 2020-03-09 CN CN202020279435.5U patent/CN211850034U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112647627A (en) * | 2020-12-01 | 2021-04-13 | 河北建工集团有限责任公司 | Assembled externally-hung wallboard connecting structure |
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