A kind of syndeton of Multi-function light concrete curtain wall
Technical field
The present invention relates to the concrete curtain wall in construction work applied technical field, particularly a kind of syndeton of Multi-function light concrete curtain wall.
Background technology
Curtain wall (Curtain Wall), have another name called building curtain wall, curtain wall, it is the modern large-scale Light Wall with decorative effect of commonly using with highrise building, generally formed by materials such as metal, glass, stone material and artificial boards, be arranged on the outermost layer of building, effect is as body of wall, attractive in appearance, windproof, rainproof, energy-conservation etc., curtain wall does not bear any structural load, is only connected with structural slab or post and bears deadweight and opposing blast.
Concrete curtain wall is wherein a type of curtain wall, and it is normally with concrete masonry units moulding body of wall, then on moulding body of wall, dalle is installed with wet combining or dry hanging.The process that adopts wet combining mode to make concrete curtain wall is: first use concrete masonry units moulding body of wall, then on moulding body of wall, apply cement, then take advantage of cement sticking decorative board material when not dry; Adopt dry hanging to make the process of concrete curtain wall to be: first use concrete masonry units moulding body of wall, then keel are fixed on moulding body of wall, dalle is arranged on keel to realize being connected of dalle and moulding body of wall by suspension member.
All there is following defect in above-mentioned two kinds of modes: (1) must build by laying bricks or stones and plaster at the construction field (site), inefficiency, long construction period; (2) along with the lifting of building operations labor cost, employing scene is built the mode of plastering by laying bricks or stones and is directly caused construction cost to increase considerably; (3) field fabrication curtain wall, body of wall can not be carried, and the noise that construction produces and the heap of the material surrounding environment of being rivals in a contest causes and has a strong impact on.Therefore, conventional concrete curtain wall has been not suitable with the demand of current industrialization of construction industry development.
When building operations labor cost promotes, the foundation of China's steel structure system, prefabricated costruction system is also gradually improved, require most building unit to realize batch production prefabricated, and along with the quick raising of China's architectural design level, industrialization of construction industry design software has been realized the marketization, relevant industrialization of construction industry technology is ripe, and particularly the existing building machinery level of China market, construction level, workman's operant level meets the demand that active cell formula Curtain Wall is installed completely.So, under such background, still adopt conventional method to make curtain wall and be undoubtedly the wasting of resources, real non-wise move.
Application for a patent for invention (application number: 201310268811.5) disclose a kind of multifunction combined light weight concrete construction curtain wall and preparation method thereof, it is mainly combined along major structure of construction external surface by lightweight concrete slab unit, lightweight concrete slab unit is laterally spliced to form side by side by least 2 lightweight concrete slabs, the external surface of lightweight concrete slab is provided with decorative cover, lightweight concrete slab unit upper, in the shaped steel that it is groove type that lower end is fixed respectively at cross section, the shaped steel that is positioned at upper end, lightweight concrete slab unit is provided with the suspension member for being connected with major structure of construction.The rectangular bending of suspension member, lower end is connected with the inner side edge of channel-section steel, and upper end is connected with girder steel (H shaped steel) top flange in major structure of construction.
Although, technique scheme has overcome the defect that conventional concrete curtain wall exists, but the suspension member that adopts right angle bending is fixed on concrete curtain wall on major structure of construction, also to have following shortcoming: (1) suspension member need to bear the deadweight of lightweight concrete slab, but the suspension member load-bearing of right angle bending is limited, and applicable limitation is larger; (2) while lightweight concrete slab being arranged on major structure of construction by suspension member, owing to there is no location structure, be difficult to accurate positioning, the plate face of lightweight concrete slab can be twisted with respect to the body of wall of major structure of construction, cause the distance between concrete slab and major structure of construction different, thereby have a strong impact on aesthetic property and the practical effect of concrete curtain wall outward appearance.
Summary of the invention
The object of the present invention is to provide a kind of syndeton that can improve load bearing stength, Multi-function light concrete curtain wall that installation accuracy is high and easy, guaranteed aesthetic property and the practical effect of concrete curtain wall outward appearance.
Above-mentioned purpose of the present invention realizes by the following technical solutions: a kind of syndeton of Multi-function light concrete curtain wall, it is characterized in that: it comprises fixture and pair of L-shaped plate, one of them L shaped plate part is upper L shaped plate part, another L shaped plate part is lower L shaped plate part, the transverse plate face of L shaped plate part in the transverse plate face support of lower L shaped plate part, the vertical plate face of upper L shaped plate part is for being connected with lightweight concrete slab, the transverse plate face of lower L shaped plate part is for being connected with major structure of construction, on the transverse plate face of described upper L shaped plate part, have along the bar hole of horizontal or longitudinal extension, on the transverse plate face of described lower L shaped plate part, have longitudinally or the bar hole of horizontal expansion, these two bar holes are decussation shape, described fixture passes two bar holes and moves to regulate along bar hole and tightens up so that upper L shaped plate part and lower L shaped plate part are connected and fixed again.
The present invention adopts upper and lower L shaped plate part as syndeton, lightweight concrete slab to be fixed on major structure of construction, has improved the load bearing stength of syndeton, can bear more heavy weight lightweight concrete slab, has eliminated applicable limitation; In addition, can implement to regulate to the relative position of upper and lower L shaped plate part by the bar hole of upper and lower L shaped plate part, the relative position of lightweight concrete slab and major structure of construction be implemented to regulate, improve installation accuracy, and, install very easyly, improve installation effectiveness.
In order further to improve the bearing strength of syndeton, as a modification of the present invention, the dual-side of described lower L shaped plate part transverse plate face and the connecting portion of vertical plate face dual-side set up the reinforcing rib of pair of plate-shaped separately.
As a further improvement on the present invention, one end of L shaped plate part transverse plate face is provided with vertical flanging on described, described vertical flanging is relative with the vertical plate face of described upper L shaped plate part, on the vertical plate face of described vertical flanging and described lower L shaped plate part, have the bar v notch v extending along vertical, this v notch v is passed fixing by dismountable keeper, so that before tightening up fixture, in advance upper and lower L shaped plate part is implemented to location transversely to prevent the horizontal changing of the relative positions.After fixture tightens up, keeper can be removed, can recycle, reduce cost.
The present invention can also do following improvement, on the transverse plate face of L shaped plate part, have a pair of locating hole on described, described locating hole is between the bar hole and its vertical plate face of upper L shaped plate part transverse plate face, described locating hole is passed by dismountable locating part, the lower end of described locating part is pushed against on the transverse plate face of lower L shaped plate part, so that before tightening up fixture, in advance upper and lower L shaped plate part is implemented to location in rotation direction to prevent twisting.After fixture tightens up, locating part can be removed, can recycle, reduce cost.
As one embodiment of the present invention, the transverse plate face of described lower L shaped plate part is fixedly connected with the girder steel top flange of major structure of construction by connector, and the soffit periphery of lower L shaped plate part transverse plate face and the welding of the girder steel top flange of major structure of construction.
Compared with prior art, the present invention has following significant effect:
(1) the present invention adopts upper and lower L shaped plate part as syndeton, lightweight concrete slab to be fixed on major structure of construction, has improved the load bearing stength of syndeton, can bear more heavy weight lightweight concrete slab, has eliminated applicable limitation.
(2) the present invention can implement to regulate to the relative position of upper and lower L shaped plate part by the bar hole of upper and lower L shaped plate part, the relative position of lightweight concrete slab and major structure of construction is implemented to regulate, and has improved installation accuracy.
(3) the present invention installs very easyly, has improved installation effectiveness.
(4) before tightening up fixture, in advance upper and lower L shaped plate part is implemented to the location laterally and in rotation direction, avoid, between upper and lower L shaped plate part, the horizontal changing of the relative positions and twisting occur, make the distance between lightweight concrete slab and major structure of construction consistent, guaranteed aesthetic property and the practical effect of concrete curtain wall outward appearance.
(5) after fixture tightens up, keeper and locating part can be removed, can recycle, reduce cost.
Brief description of the drawings
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
Fig. 1 is the vertical cross-sectional that the present invention connects lightweight concrete slab and major structure of construction;
Fig. 2 is the local enlarged diagram of A in Fig. 1;
Fig. 3 is the perspective view that the present invention connects lightweight concrete slab and major structure of construction;
Fig. 4 is the local enlarged diagram of B in Fig. 3;
Fig. 5 is the perspective view of lower L shaped plate part;
Fig. 6 is the perspective view of upper L shaped plate part.
Detailed description of the invention
As shown in Fig. 1~6, it is the syndeton of a kind of Multi-function light concrete curtain wall of the present invention, it comprises the L shaped plate part of fixture and a pair of steel, fixture adopts bolt 5, one of them L shaped plate part is upper L shaped plate part 1, another L shaped plate part is lower L shaped plate part 2, the transverse plate face 11 of L shaped plate part 1 in transverse plate face 21 supports of lower L shaped plate part 2, the vertical plate face 12 of upper L shaped plate part 1 is connected with lightweight concrete slab 3 by bolt 17, the transverse plate face 21 of lower L shaped plate part 2 is for being connected with major structure of construction, on the transverse plate face 11 of upper L shaped plate part 1, have along the bar hole 13 that laterally (directions X shown in Fig. 1) extends, on the transverse plate face 21 of lower L shaped plate part 2, have longitudinally the bar hole 23 that (Y-direction shown in Fig. 3) extends, these two bar holes 13, 23 are decussation shape, fixture is through two bar holes 13, 23 and along bar hole 13, 23 move to regulate and tighten up so that upper L shaped plate part 1 and lower L shaped plate part 2 are connected and fixed again.
The connecting portion of the dual-side of lower L shaped plate part 2 transverse plate faces 21 and vertical plate face 22 dual-sides sets up the reinforcing rib 4 of pair of plate-shaped separately, can further improve the bearing strength of syndeton.Be provided with vertical flanging 14 in one end of upper L shaped plate part 1 transverse plate face 11, vertical flanging 14 is relative with the vertical plate face 12 of upper L shaped plate part 1, on the vertical plate face 22 of vertical flanging 14 and lower L shaped plate part 2, have the bar v notch v 15,24 extending along vertical (direction of Z shown in Fig. 1), this v notch v 15,24 is passed fixing by dismountable keeper, keeper adopts bolt 6 and nut, so that before tightening up fixture, in advance upper and lower L shaped plate part 1,2 is implemented to location transversely to prevent the horizontal changing of the relative positions.
On the transverse plate face 11 of upper L shaped plate part 1, have the locating hole 16 of pair of parellel, locating hole 16 is between the bar hole 13 and its vertical plate face 12 of upper L shaped plate part 1 transverse plate face 11, locating hole 16 is passed by dismountable locating part, locating part adopts screw 7, the lower end of locating part is pushed against on the transverse plate face 21 of lower L shaped plate part 2, so that before tightening up fixture, in advance upper and lower L shaped plate part 1,2 is implemented to location in rotation directions (C shown in Fig. 3, D direction) to prevent twisting.After fixture tightens up, locating part and keeper can be removed, can recycle.
The concrete structure that lower L shaped plate part is connected with major structure of construction is: the transverse plate face 21 of lower L shaped plate part 2 is fixedly connected with girder steel 8 top flanges of major structure of construction by connector, and the soffit periphery of lower L shaped plate part 2 transverse plate faces 21 and the 8 top flange welding of the girder steel of major structure of construction.
Installation process of the present invention is as follows: lower L shaped plate part is connected on the girder steel top flange of major structure of construction, upper L shaped plate part is connected on lightweight concrete slab 3 by bolt 17, the transverse plate face of lower L shaped plate part is placed in the transverse plate face below of L shaped plate part, fixture (bolt 5) is through bar hole the nut of screwing on (in unscrewing state) on upper L shaped plate part and lower L shaped plate part, keeper (bolt 6) is through upper, the bar v notch v of lower L shaped plate part the nut of screwing on (in unscrewing state), locating part (screw 7) is through the transverse plate face (in not pushing against state) of upper L shaped plate part, do horizontal and vertical movement by bolt 5 along bar hole, the relative position of L shaped plate part and lower L shaped plate part in adjusting, after regulating, tight a bolt 6 and screw 7, prevent that L shaped plate part and lower L shaped plate part from the horizontal changing of the relative positions and twisting occurring, complete the installation location of lightweight concrete slab, tight a bolt again 5, lightweight concrete slab is connected on major structure of construction, dismountable bolt 6 and screw 7, can recycle.
In other embodiments, the bar hole on the transverse plate face of upper L shaped plate part also can extend transversely, and correspondingly, the bar hole on the transverse plate face of lower L shaped plate part extends longitudinally, and these two bar holes are decussation shape.
Embodiments of the present invention are not limited to this; according to foregoing of the present invention; according to ordinary skill knowledge and the customary means of this area; do not departing under the above-mentioned fundamental technics thought of the present invention prerequisite; the present invention can also make amendment, replacement or the change of other various ways, within all dropping on rights protection scope of the present invention.