CN210067001U

CN210067001U - Assembled building balcony

Info

Publication number: CN210067001U
Application number: CN201920154656.7U
Authority: CN
Inventors: 舒伟
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-01-29
Filing date: 2019-01-29
Publication date: 2020-02-14
Anticipated expiration: 2029-01-29

Abstract

The utility model provides an assembled building balcony, which comprises a table plate, the first screw of the even longitudinal distribution of several is seted up respectively to the both sides of platen, the second screw of the even transverse distribution of several is seted up at the back of platen, the play muscle of the even transverse distribution of several of back fixed mounting of platen, the bottom surface of the bottom surface fixed connection pedestal inner wall of platen, the penetrating third screw of the even longitudinal distribution of several is seted up respectively to the both sides of pedestal inner wall, the center of third screw is collinear with the center of the first screw that corresponds respectively, the penetrating fourth screw of the even transverse distribution of several is seted up to the front side of pedestal inner wall, the center of fourth screw is collinear with the center of the second screw that corresponds respectively, the both sides difference fixed mounting support frame of pedestal bottom surface. This novel building balcony's reliability is higher, then the staff installs this novel building balcony through going out the muscle and pours on connecting the wall, can accomplish the assembly of this novel balcony, and stability is stronger.

Description

Assembled building balcony

Technical Field

The utility model belongs to the assembly type structure field, specifically speaking are assembly type structure balcony.

Background

The existing assembly type balconies are all hoisted by crane ropes after being prefabricated in a factory and are connected with walls, girders or floor slabs, and the connection mode is mostly cast-in-place or connected through connecting pieces. The assembled balcony is generally composed of a balcony board, guardrails and a supporting frame, the supporting frame is arranged below the balcony board to support the balcony board, the guardrails are arranged on the periphery of the upper portion of the balcony board to prevent people from falling off the balcony board, and the assembled balcony board plays a role in protecting safety. However, when the assembled balcony is transported, the balcony slab, the guardrail and the support frame are mostly transported to a construction site separately, then are assembled into a whole on the construction site, and finally the balcony is connected with a house in a hoisting mode and the like. Balcony board, the detached transportation of guardrail and support frame, because separately the volume is great, more space has been occupied, it is inconvenient to lead to transporting, required spare part is more when assembling at the job site simultaneously, spare part loses and causes the mounted position's of assembly type building balcony connecting piece not supporting easily, the relatively poor potential safety hazard that exists of stability of installation, so design now be convenient for install the transportation, can guarantee the connecting piece corollary, the more strong novel assembly type building balcony of stability of installation.

SUMMERY OF THE UTILITY MODEL

The utility model provides an assembly type building balcony for solve the defect among the prior art.

The utility model discloses a following technical scheme realizes:

an assembly type building balcony comprises a bedplate, wherein a plurality of first screw holes which are uniformly and longitudinally distributed are respectively formed in two sides of the bedplate, a plurality of second screw holes which are uniformly and transversely distributed are formed in the back surface of the bedplate, a plurality of outlet ribs which are uniformly and transversely distributed are fixedly arranged on the back of the bedplate, the bottom surface of the bedplate is fixedly connected with the bottom surface of the inner wall of a pedestal, a plurality of through third screw holes which are uniformly and longitudinally distributed are respectively formed in two sides of the inner wall of the pedestal, the centers of the third screw holes are respectively collinear with the centers of the corresponding first screw holes, a plurality of through fourth screw holes which are uniformly and transversely distributed are formed in the front side of the inner wall of the pedestal, the centers of the fourth screw holes are respectively collinear with the centers of the corresponding second screw; side guard plates are respectively arranged on two sides of the bedplate, a plurality of same ribs which are uniformly and vertically distributed are fixedly arranged on the back surfaces of the side guard plates respectively, a front guard plate is arranged on the rear side of the top surface of the bedplate, and the two sides of the front guard plate and the back surfaces of the side guard plates are connected through connecting devices respectively; the outer side and the bottom surface of the side protection plate can be respectively in close contact fit with the two sides and the bottom surface of the corresponding pedestal inner wall, the bottom surface of the side protection plate is respectively provided with a side clamping groove, the inner side, the front side and the rear side of the inner wall of the side clamping groove are simultaneously communicated with the outside, the outer side and the top surface of the inner wall of the side clamping groove can be respectively in close contact fit with the two sides and the top surface of the corresponding platen, the outer side of the inner wall of the side clamping groove is respectively provided with a plurality of through fifth screw holes which are uniformly and longitudinally distributed, the centers of the fifth screw holes are respectively and simultaneously collinear with the centers of the corresponding first screw holes and third screw holes, the third screw holes are respectively internally provided with first studs, and the first studs can; the back and the bottom surface of preceding backplate can respectively with the rear side and the bottom surface in close contact with cooperation of the pedestal inner wall that correspond, preceding draw-in groove is seted up to the bottom surface of preceding backplate, the both sides and the front side of preceding draw-in groove inner wall all communicate with each other with the external world simultaneously, the rear side and the top surface of preceding draw-in groove inner wall can respectively with the back and the top surface in close contact with cooperation of the platen that correspond, the penetrating sixth screw of the even transverse distribution of several is seted up to the rear side of preceding draw-in groove inner wall, the center collineation of the center of sixth screw respectively with the second screw and the fourth screw that correspond, be equipped with the second double-screw bolt in the fourth screw respectively, the second double-screw bolt can be in proper order.

According to the assembly type building balcony, the supporting frame is a triangular frame.

According to the assembly type building balcony, the two sides of the pedestal are separately provided with the first mounting holes which are evenly and longitudinally distributed, the centers of the first mounting holes are collinear with the centers of the corresponding fourth screw holes respectively, the inner sides of the first stud nuts can be in contact fit with the inner sides of the inner walls of the corresponding first mounting holes respectively, and the horizontal positions of the outer sides of the first stud nuts are located on the inner sides of the horizontal positions of the corresponding side faces of the pedestal.

According to the assembly type building balcony, the back face of the pedestal is provided with the second mounting holes which are evenly and transversely distributed, the centers of the second mounting holes are collinear with the centers of the corresponding fourth screw holes respectively, the inner sides of the second stud nuts can be in contact fit with the inner sides of the corresponding second mounting holes respectively, and the horizontal positions of the back faces of the second stud nuts are located on the inner sides of the horizontal positions of the back faces of the pedestal.

According to the assembly type building balcony, the bottom surface of the pedestal is provided with the through rectangular groove, the front side of the inner wall of the rectangular groove is communicated with the outside, the top surface of the bedplate is provided with the floor drain mounting hole, the bottom surface of the inner wall of the floor drain mounting hole is communicated with the inside of the rectangular groove, the rectangular groove is internally provided with the drain pipe, and the upper end of the drain pipe is fixedly arranged in the floor drain mounting hole.

As above an assembly type building balcony, connecting device all including the grafting piece, the preceding back of the side guard plate that fixed connection corresponds respectively of grafting piece, the top surface of grafting piece is fixed mounting wedge respectively, the inserting groove of the even vertical distribution of several is seted up respectively to the preceding both sides of preceding backplate, the wedge groove is seted up respectively to the top surface of inserting groove inner wall, the grafting piece can insert respectively to the inserting groove that corresponds in, the top surface of grafting piece can respectively with the top surface in close contact with cooperation of the inserting groove inner wall that corresponds, the wedge can be blocked respectively to the wedge inslot that corresponds.

The utility model has the advantages that: in the transportation process of the novel building balcony, the side protection plate is horizontally placed in the pedestal, the inner side of the side protection plate is in contact fit with the top surface of the bedplate, the outer side of the inner wall of the side clamping groove is in contact fit with the top surface of the pedestal, the first bolt thread is installed in the fifth screw hole, the lower end of the first bolt stud is positioned in a gap between two sides of the inner wall of the pedestal and two sides of the bedplate, the front protection plate is horizontally placed on the top surfaces of two sides of the side protection plate, and the second bolt thread is installed in the sixth screw hole; in the process of installing the novel building balcony, a worker firstly removes the front guard plate, removes the first bolt from the fifth screw hole and then installs the first bolt into the third screw hole, then the bottom surface of the side guard plate is vertically inserted into a gap between the pedestal and the two sides of the bedplate, the outer side of the side guard plate is in close contact fit with the inner side of the inner wall of the bedplate, the outer side of the top surface of the inner wall of the side clamping groove is respectively and simultaneously in close contact fit with the top surface and the side surface of the corresponding bedplate, after the side guard plate is placed, the worker screws out the sixth screw hole of the second bolt and then installs the second bolt in the fourth screw hole, then the worker vertically inserts the bottom surface of the front guard plate into the gap between the pedestal and the back surface of the bedplate, the two sides in front of the front guard plate are connected with the back surface of the side guard plate through a connecting device, the back surface of the front guard plate is in close contact fit with the back surface, at the moment, the connection between the front guard plate and the side guard plate is completed, a worker aligns the horizontal position in front of the side guard plate with the horizontal position in front of the pedestal, the centers of the first screw hole, the fifth screw hole and the third screw hole are collinear, the centers of the second screw hole, the sixth screw hole and the fourth screw hole are collinear, the worker installs the first bolt in the third screw hole to the fifth screw hole and the first screw hole inner thread, so that the connection between the side guard plate and the pedestal and the bedplate can be completed, the worker installs the second bolt in the fourth screw hole to the sixth screw hole and the second screw hole inner thread, so that the connection between the front guard plate and the pedestal and the bedplate can be completed, the assembly of the novel building balcony can be completed, the guard plate installation is convenient and quick, the installation accuracy is higher, the reliability of the novel building balcony is higher, and then the worker installs the novel building balcony on a connecting wall surface through the ribs for pouring, can accomplish the assembly of this novel balcony, stability is stronger.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 is a schematic structural diagram of the present invention; FIG. 2 is a view in the direction A of FIG. 1; FIG. 3 is a view from the direction B of FIG. 1; FIG. 4 is an enlarged view of section I of FIG. 2; fig. 5 is a schematic view of the transportation of the novel balcony.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

An assembly type building balcony is shown in the figure, and comprises a bedplate 1, wherein a plurality of first screw holes 2 which are uniformly and longitudinally distributed are respectively formed in two sides of the bedplate 1, a plurality of second screw holes 3 which are uniformly and transversely distributed are formed in the back surface of the bedplate 1, a plurality of outlet ribs 4 which are uniformly and transversely distributed are fixedly arranged on the back surface of the bedplate 1, the bottom surface of the bedplate 1 is fixedly connected with the bottom surface of the inner wall of a pedestal 5, a plurality of through third screw holes 6 which are uniformly and longitudinally distributed are respectively formed in two sides of the inner wall of the pedestal 5, the centers of the third screw holes 6 are respectively collinear with the centers of the corresponding first screw holes 2, a plurality of through fourth screw holes 7 which are uniformly and transversely distributed are formed in the front side of the inner wall of the pedestal 5, the centers of the fourth screw holes 7 are respectively collinear with the centers of the; the two sides of the bedplate 1 are respectively provided with a side guard plate 9, the back of the side guard plate 9 is respectively and fixedly provided with a plurality of same ribs 4 which are uniformly and vertically distributed, the rear side of the top surface of the bedplate 1 is provided with a front guard plate 10, and the two sides in front of the front guard plate 10 and the back of the side guard plate 9 are respectively connected through a connecting device; the outer side and the bottom surface of the side protection plate 9 can be respectively in close contact fit with the two sides and the bottom surface of the inner wall of the corresponding pedestal 5, the bottom surface of the side protection plate 9 is respectively provided with a side clamping groove 11, the inner side, the front side and the rear side of the inner wall of the side clamping groove 11 are simultaneously communicated with the outside, the outer side and the top surface of the inner wall of the side clamping groove 11 can be respectively in close contact fit with the two sides and the top surface of the corresponding platen 1, the outer side of the inner wall of the side clamping groove 11 is respectively provided with a plurality of through fifth screw holes 12 which are uniformly and longitudinally distributed, the centers of the fifth screw holes 12 are respectively collinear with the centers of the corresponding first screw hole 2 and third screw hole 6, the third screw hole 6 is internally provided with a first stud 15, and the first stud 15 can be sequentially; the back and the bottom surface of preceding backplate 10 can respectively with the rear side and the bottom surface in close contact with cooperation of the 5 inner walls of pedestal that correspond, preceding draw-in groove 13 is seted up to the bottom surface of preceding backplate 10, the both sides and the front side of preceding draw-in groove 13 inner wall all communicate with each other with the external world simultaneously, the back and the top surface of preceding draw-in groove 13 inner wall can respectively with the back and the top surface in close contact with cooperation of the platen 1 that correspond, the even transversely distributed penetrating sixth screw 14 of several is seted up to the rear side of preceding draw-in groove 13 inner wall, the center of sixth screw 14 respectively with the center collineation of corresponding second screw 3 and fourth screw 7, be equipped with second double-screw bolt 16 in the fourth screw 7 respectively, second double-screw bolt 16 can be in proper order with the screw thread mounting cooperation of corresponding sixth. In the transportation process of the novel building balcony, the side guard plate 9 is horizontally placed in the pedestal 5, the inner side of the side guard plate 9 is in contact fit with the top surface of the bedplate 1, the outer side of the inner wall of the side clamping groove 11 is in contact fit with the top surface of the pedestal 5, the first bolt 15 is installed in the fifth screw hole 12 in a threaded manner, the lower end of the stud of the first bolt 15 is positioned in a gap between two sides of the inner wall of the pedestal 5 and two sides of the bedplate 1, the front guard plate 10 is horizontally placed on the top surfaces of two sides of the side guard plate 9, and the second bolt 16 is installed in the sixth screw hole 14 in a threaded manner; in the process of installing the novel building balcony, a worker firstly removes the front guard plate 10, detaches the first bolt 15 from the fifth screw hole 12 and then installs the first bolt into the third screw hole 6, then vertically inserts the bottom surface of the side guard plate 9 into a gap between the pedestal 5 and the two sides 1 of the bedplate, the outer side of the side guard plate 9 is in close contact fit with the inner side of the inner wall of the pedestal 5, the outer side of the top surface of the inner wall of the side clamping groove 11 is respectively in close contact fit with the top surface and the side surface of the corresponding bedplate 1, after the side guard plate 9 is placed, the worker screws out the sixth screw hole 14 of the second bolt 16 and then installs the second bolt in the fourth screw hole 7, then vertically inserts the bottom surface of the front guard plate 10 into the gap between the pedestal 5 and the back surface of the bedplate 1, the two sides in front of the front guard plate 10 are connected with the back surface of the side guard plate 9 through a connecting device, the back surface of the, the top surface and the outer side of the inner wall of the front clamping groove 13 are respectively in close contact fit with the top surface and the back surface of the bedplate 1, at the moment, the connection between the front guard plate 10 and the side guard plate 9 is completed, a worker aligns the horizontal position in front of the side guard plate 9 with the horizontal position in front of the bedplate 5, the centers of the first screw hole 2, the fifth screw hole 12 and the third screw hole 6 are collinear, the centers of the second screw hole 3, the sixth screw hole 14 and the fourth screw hole 7 are collinear, the worker installs the first bolt 15 in the third screw hole 6 to the fifth screw hole 12 and the first screw hole 2 in a female thread manner, the connection between the side guard plate 9 and the bedplate 5 and the bedplate 1 can be completed, the worker installs the second bolt in the fourth screw hole 7 to the sixth screw hole 14 and the second screw hole 3 in a female thread manner, the connection between the front guard plate 10 and the bedplate 5 and the bedplate 1 can be completed, when backplate simple to operate is swift, the precision of installation is higher, and this novel building balcony's reliability is higher, then the staff installs this novel building balcony through going out muscle 4 and pours on connecting the wall, can accomplish the assembly of this novel balcony, and stability is stronger.

Specifically, in order to increase the stability of the novel building balcony, the supporting frame 8 in the embodiment is a triangular frame. The stability that triangle-shaped's support frame 8 is fixed is stronger, can provide the stable holding power of ability for this novel building balcony.

Specifically, in order to increase the installation stability of the side guard plate 9, in this embodiment, a plurality of first installation holes 17 are separately formed in two sides of the pedestal 5, the centers of the first installation holes 17 are respectively collinear with the centers of the corresponding fourth screw holes 7, the inner sides of the nuts of the first studs 15 can be respectively in contact fit with the inner sides of the inner walls of the corresponding first installation holes 17, and the horizontal positions of the outer sides of the nuts of the first studs 15 are located on the inner sides of the horizontal positions of the side surfaces of the corresponding pedestal 5. The nut of first double-screw bolt 15 is located first mounting hole 17, can avoid contacting with first double-screw bolt 15 at this novel building balcony installation's in-process to guarantee the stability of side guard plate 9 installation.

Further, in order to increase the mounting stability of the front guard plate 10, in the embodiment, a plurality of second mounting holes 18 are formed in the back surface of the pedestal 5, the centers of the second mounting holes 18 are respectively collinear with the centers of the corresponding fourth screw holes 7, the inner sides of the nuts of the second studs 16 can be respectively in contact fit with the inner sides of the corresponding second mounting holes 18, and the horizontal positions of the back surfaces of the nuts of the second studs 16 are located on the inner sides of the horizontal positions of the back surface of the pedestal 5. The nut of the second stud 16 is located in the second mounting hole 18, and can avoid contacting with the second stud 16 in the installation process of the novel building balcony, so that the installation stability of the front guard plate 10 is ensured.

Furthermore, in order to avoid water accumulation in the balcony, the bottom surface of the pedestal 5 described in this embodiment is provided with a through rectangular groove 19, the front side of the inner wall of the rectangular groove 19 is communicated with the outside, the top surface of the bedplate 1 is provided with a floor drain mounting hole 20, the bottom surface of the inner wall of the floor drain mounting hole 20 is communicated with the inside of the rectangular groove 19, a drain pipe 21 is arranged in the rectangular groove 19, and the upper end of the drain pipe 21 is fixedly mounted in the floor drain mounting hole 20. The drain pipe 21 can discharge accumulated water on the bedplate 1 through the floor drain mounting hole 20, and accumulated water in the novel building balcony is avoided.

Further, in order to increase the stability of installation between apron plate 10 and the side guard plate 9, this embodiment the connecting device all include the socket 22, the preceding back of the corresponding side guard plate 9 of fixed connection respectively of socket 22, the top surface of socket 22 is fixed mounting wedge 23 respectively, the inserting groove 24 of the even vertical distribution of several is seted up respectively to the preceding both sides of apron plate 10, wedge 25 is seted up respectively to the top surface of inserting groove 24 inner wall, the socket 22 can insert respectively to the inserting groove 24 that corresponds in, the top surface of socket 22 can respectively with the top surface in close contact with cooperation of the 24 inner walls of inserting groove that corresponds, wedge 23 can block respectively in to the wedge 25 that corresponds. After the side guard plate 9 installation finishes, the staff is close to preceding to the back of side guard plate 9 of apron plate 10, insert grafting piece 22 and wedge 23 simultaneously to the inserting groove 24 in, the preceding back in close contact with cooperation with the back of side guard plate 9 of apron plate 10, the staff is with apron plate 10 to the internal motion of pedestal 5, wedge 23 card is gone into to wedge 25 in, the wedge face of wedge 23 can cooperate with the top surface contact of wedge 25 inner wall, guarantee that the preceding back in close contact with cooperation with side guard plate 9 of apron plate 10, thereby increase the stability of installation between apron plate 10 and the side guard plate 9.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides an assembled building balcony which characterized in that: the novel table comprises a table plate (1), a plurality of first screw holes (2) which are uniformly and longitudinally distributed are respectively formed in two sides of the table plate (1), a plurality of second screw holes (3) which are uniformly and transversely distributed are formed in the back surface of the table plate (1), a plurality of outlet ribs (4) which are uniformly and transversely distributed are fixedly installed on the back surface of the table plate (1), the bottom surface of the table plate (1) is fixedly connected with the bottom surface of the inner wall of a pedestal (5), a plurality of through third screw holes (6) which are uniformly and longitudinally distributed are respectively formed in two sides of the inner wall of the pedestal (5), the centers of the third screw holes (6) are collinear with the centers of the corresponding first screw holes (2), a plurality of through fourth screw holes (7) which are uniformly and transversely distributed are formed in the front side of the inner wall of the pedestal (5), the centers of the fourth screw holes (7) are collinear with the centers of the corresponding second screw holes (; side guard plates (9) are respectively arranged on two sides of the bedplate (1), a plurality of uniform and vertically distributed same ribs (4) are respectively fixedly installed on the back surfaces of the side guard plates (9), a front guard plate (10) is arranged on the rear side of the top surface of the bedplate (1), and two sides of the front surface of the front guard plate (10) are respectively connected with the back surfaces of the side guard plates (9) through connecting devices; the outer side and the bottom surface of the side protection plate (9) can be respectively in close contact fit with the two sides and the bottom surface of the inner wall of the corresponding pedestal (5), the bottom surface of the side protection plate (9) is respectively provided with a side clamping groove (11) and the inner side of the inner wall of the side clamping groove (11), the front side and the rear side are communicated with the outside at the same time, the outer side and the top surface of the inner wall of the side clamping groove (11) can be respectively in close contact fit with the two sides and the top surface of the corresponding bedplate (1), the outer side of the inner wall of the side clamping groove (11) is respectively provided with a plurality of through fifth screw holes (12) which are uniformly and longitudinally distributed, the centers of the fifth screw holes (12) are respectively collinear with the centers of the corresponding first screw hole (2) and the corresponding third screw hole (6), the third screw hole (6) is internally provided with a first stud (15), and the first stud (15) can be sequentially in threaded installation fit with the corresponding fifth screw hole (12) and the corresponding first screw hole (2); the back and the bottom surface of preceding backplate (10) can respectively with the rear side and the bottom surface in close contact with cooperation of corresponding pedestal (5) inner wall, preceding draw-in groove (13) are seted up to the bottom surface of preceding backplate (10), the both sides and the front side of preceding draw-in groove (13) inner wall all communicate with each other with the external world simultaneously, the rear side and the top surface of preceding draw-in groove (13) inner wall can respectively with the back and the top surface in close contact with cooperation of platen (1) that correspond, penetrating sixth screw (14) of the even transverse distribution of several are seted up to the rear side of preceding draw-in groove (13) inner wall, the center of sixth screw (14) respectively with the center of second screw (3) and fourth screw (7) that correspond, be equipped with second double-screw (16) collineation collineatly in fourth screw (7) respectively, second double-screw (16) can be in proper order with corresponding sixth screw (14) and second screw (3.

2. A fabricated building balcony as claimed in claim 1, wherein: the supporting frame (8) is a triangular frame.

3. A fabricated building balcony as claimed in claim 1, wherein: the both sides of pedestal (5) separately establish first mounting hole (17) of the even longitudinal distribution of several, the center of first mounting hole (17) respectively with the center collineation of corresponding fourth screw (7), the inboard of first double-screw bolt (15) nut can contact the cooperation with the inboard of the first mounting hole (17) inner wall that corresponds respectively, the horizontal position in first double-screw bolt (15) nut outside all is located the inboard of the horizontal position of the pedestal (5) side that corresponds.

4. A fabricated building balcony as claimed in claim 1, wherein: the back of pedestal (5) set up the second mounting hole (18) of the even transverse distribution of several, the center of second mounting hole (18) respectively with the center collineation of corresponding fourth screw (7), the inboard of second double-screw bolt (16) nut can respectively with the inboard contact cooperation of corresponding second mounting hole (18) inboard, the horizontal position at the back of second double-screw bolt (16) nut all is located the inboard of pedestal (5) back horizontal position.

5. A fabricated building balcony as claimed in claim 1, wherein: the floor drain is characterized in that a through rectangular groove (19) is formed in the bottom surface of the pedestal (5), the front side of the inner wall of the rectangular groove (19) is communicated with the outside, a floor drain mounting hole (20) is formed in the top surface of the bedplate (1), the bottom surface of the inner wall of the floor drain mounting hole (20) is communicated with the inside of the rectangular groove (19), a drain pipe (21) is arranged in the rectangular groove (19), and the upper end of the drain pipe (21) is fixedly mounted in the floor drain mounting hole (20).

6. A fabricated building balcony as claimed in claim 1, wherein: connecting device all including grafting piece (22), the preceding back of side guard plate (9) that fixed connection corresponds respectively of grafting piece (22), the top surface of grafting piece (22) is fixed mounting wedge (23) respectively, grafting groove (24) of the even vertical distribution of several are seted up respectively to the preceding both sides of preceding guard plate (10), wedge (25) are seted up respectively to the top surface of grafting groove (24) inner wall, grafting piece (22) can insert respectively to corresponding grafting groove (24) in, the top surface of grafting piece (22) can be respectively with the top surface in close contact with cooperation of the grafting groove (24) inner wall that corresponds, wedge (23) can be blocked respectively to corresponding wedge (25) in.