1. The utility model provides a basket collet system of hanging of simplex word steel, includes end joist (1), goes up gallows (2), lower gallows (3), end longeron (9), three angular rib (15), pipe (14), simplex word steel (8), third connecting plate (20), with jib (10), its characterized in that: the bottom joist (1) is formed by combining a first bottom joist beam (11) and a second bottom joist beam (18), a plurality of groups of I-shaped steel (8) are welded on the upper side of the bottom joist (1) to form an integral bottom longitudinal beam (9), the bottom joist (1) is connected with a lower hanger (3) through a second pin shaft (6), and the lower hanger (3) is connected with an upper hanger (2) through a first pin shaft (5).

2. The hanging basket bottom support system of simplex steel as claimed in claim 1, wherein: the first bottom support cross beam (11) is abutted against the side end face of the first connecting plate (17) of the second bottom support cross beam (18), and the triangular ribs (15) arranged on the bottom end face of the first bottom support cross beam (11) are in one-to-one correspondence with the mounting holes of the third connecting plate (20) of the second bottom support cross beam (18) and are connected through pin shafts.

3. The hanging basket bottom support system of simplex steel as claimed in claim 1, wherein: first end horizontal joist (11) and second end horizontal joist (18) all adopt simplex word steel (8) welding of different models to form, common H shaped steel on market also can be chooseed for use to simplex word steel (8), first end horizontal joist (11) is whole long for 12020mm, horizontal joist (18) whole length is 2355mm at the bottom of the second, the welding of the bottom end face upside of second connecting plate (19) position department of horizontal joist (18) is provided with three angular ribs (15) at the bottom of the second, three angular ribs (15) bolted connection third connecting plate (20).

4. The hanging basket bottom support system of simplex steel as claimed in claim 1, wherein: the first end transverse joist (11) and the second end transverse joist (18) are welded with two sets of first vertical ribs (12), the lower ends of the first end transverse joist (11) and the second end transverse joist (18) are welded with second vertical ribs (13), and a circular tube (14) is arranged between the first vertical ribs (12) and the second vertical ribs (13).

5. The hanging basket bottom support system of simplex steel as claimed in claim 1, wherein: the lower hanging bracket (3) is connected with a first bottom cross joist (11) of the bottom joist (1) and a round pipe (14) on the upper side of a second bottom joist (18) through a second pin shaft (6), so that the bottom joist (1) is connected with the lower hanging bracket (3), the first pin shaft (5) and the second pin shaft (6) are respectively adopting a 55 pin shaft, the use of the two pin shafts of the first pin shaft (5) and the second pin shaft (6) ensures the horizontal and longitudinal freedom degree of the joist, and the freedom degree is 0-42 degrees.

6. The hanging basket bottom support system of simplex steel as claimed in claim 1, wherein: go up gallows (2) and be connected with jib (10) through two nuts (4), jib (10) adopt and move 32 finish rolling screw-thread steel.

Background

The hanging basket construction is also called a construction hanging basket, is a main device for the segmental construction of a prestressed concrete continuous beam, a T-shaped steel structure and a suspension beam, and can be integrally forward along a track. The construction of the hanging basket can be used: truss type hanging baskets, triangular hanging baskets, prismatic hanging baskets, diagonal hanging baskets and the like. The cradle construction is most widely applied to bridge construction. In the construction process of the cantilever hanging basket, the bottom joist of the hanging basket is usually designed to be in a double-I-shaped steel welding mode. Because the weight of the bottom joist beam welded by the double-spliced I-shaped steel is large, the following problems often occur in the processing and using processes:

1. the actual stress is far lower than the allowable stress during calculation, and the material waste is serious.

2. The bottom joist has large weight, and puts higher requirements on vehicles and hoisting equipment in the transportation and installation processes, and the design of the cradle follows the lightweight principle, and the form deviates from the design principle.

In the construction process of the existing cantilever hanging basket, the hanging basket bottom joist welded by double I-shaped steel has the problems of heavier weight, increased construction cost and inconvenience for site construction. In chinese patent publication no: CN 11248277A discloses a cradle bottom support system, the above technical scheme utilizes a damping spring and an I-shaped rubber damping frame to play a damping and buffering function, a threaded rod is in threaded connection with the inner side of a threaded hole, and the position of an L-shaped positioning plate in a positioning storage frame is favorably adjusted, so that the positioning function of objects in the positioning storage frame is conveniently played, but in the construction process of the existing cantilever cradle provided by the invention, the cradle bottom support beam welded by double I-shaped steel has heavier weight, increases the construction cost, and the problem of being not favorable for site construction is not well solved in the prior art.

In the construction process of the existing cantilever hanging basket, the hanging basket bottom joist welded by double I-shaped steel has the problems of heavier weight, increased construction cost and inconvenience for site construction. In chinese patent publication no: CN 107386131A discloses a broad width box girder cradle construction device with a bottom joist, the above technical scheme is that a bottom die steel panel is arranged on a bottom die crossbeam, bottom girder mechanisms are symmetrically arranged along a main truss, and a block section box girder connected to the main truss is further arranged above the bottom die steel panel.

Disclosure of Invention

In order to overcome the defects in the prior art, the embodiment of the invention provides the hanging basket bottom support system made of the simplex steel, the design reduces the weight of the bottom support beam and the connecting hanging bracket, the weight of the hanging basket is reduced, the cost of processing and transportation is reduced, and the hanging basket bottom support system is more beneficial to field construction.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a basket collet system of hanging of simplex word steel, includes end joist, last gallows, lower gallows, end longeron and jib, the collet roof beam is formed by first collet crossbeam and the combination of second collet crossbeam, end joist upside welding is provided with multiunit simplex word steel to form a whole end longeron, be connected through the second round pin axle between end joist and the lower gallows, be connected through first round pin axle between lower gallows and the last gallows.

Preferably, the end faces of the side parts of the first connecting plates of the first and second collet beams abut against each other, and triangular ribs arranged on the end faces of the bottoms of the first collet beams correspond to mounting holes of the third connecting plates of the second collet beams one by one and are connected through pin shafts.

Preferably, the first bottom cross joist and the second bottom cross joist are formed by welding simplex steel of different models, the simplex steel can also be H-shaped steel common in the market, the length of the first bottom cross joist is 12020mm, the length of the second bottom cross joist is 2355mm, a triangular rib is welded on the upper side of the bottom end face of the second connecting plate of the second bottom cross joist, and the triangular rib is connected with a third connecting plate through a bolt.

Preferably, the upper ends of the first bottom transverse joist and the second bottom transverse joist are welded with two groups of first vertical ribs, the lower ends of the first bottom transverse joist and the second bottom transverse joist are welded with second vertical ribs, and circular tubes are arranged between the first vertical ribs and the second vertical ribs.

Preferably, the lower hanger is connected with the first bottom cross joist of the bottom joist and the round pipe on the upper side of the second bottom joist through a second pin shaft, so that the bottom joist is connected with the lower hanger, the lower hanger is connected with the upper hanger through a first pin shaft, the first pin shaft and the second pin shaft are 55 pin shafts, the use of the first pin shaft and the second pin shaft ensures the horizontal and longitudinal freedom of the joist, and the freedom is 0-42 °.

Preferably, the upper hanger is connected with the suspender through double nuts, and the suspender adopts hot 32 finish rolling deformed steel bars.

The invention provides a hanging basket bottom support system of simplex steel, which has the following beneficial effects:

1. the bottom supporting beam is formed by combining a first bottom supporting beam and a second bottom supporting beam, the first bottom cross supporting beam and the second bottom cross supporting beam are formed by welding simplex steels of different models, the simplex steels can also be H-shaped steels common in the market, and the original duplex steel welding bottom supporting beam is replaced by the simplex steel welding bottom supporting beam, so that the weight of the bottom supporting beam and the connecting hanging bracket is reduced, the weight of the hanging basket is reduced, the processing and transportation cost is reduced, and the on-site construction is facilitated.

2. The bottom joist is connected with the lower hanger through a first pin shaft, the lower hanger is connected with the upper hanger through a second pin shaft, the first pin shaft and the second pin shaft are both Brownia 55 pin shafts, the use of the first pin shaft and the second pin shaft ensures the horizontal and longitudinal freedom degree of the joist, and the freedom degree is 0-42 degrees.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention without limiting the invention in which:

FIG. 1 is a front view of a simplex steel hanging basket bottom support system according to the present invention;

FIG. 2 is a top view of a simplex steel hanging basket bottom support system according to the present invention;

FIG. 3 is a partial structural schematic view of a single I-shaped steel hanging basket bottom support system provided by the invention;

FIG. 4 is a partial structural schematic view of a single I-shaped steel hanging basket bottom support system provided by the invention;

FIG. 5 is a partial structural schematic view of a single I-shaped steel hanging basket bottom support system provided by the invention;

FIG. 6 is a schematic structural view of a first bottom bracket cross beam of the simplex steel hanging basket bottom bracket system provided by the invention;

FIG. 7 is a schematic structural view of a second bottom bracket cross beam of the simplex steel hanging basket bottom bracket system provided by the invention;

the reference signs are: 1. a bottom joist; 2. an upper hanger; 3. a lower hanging bracket; 4. double nuts; 5. a first pin shaft; 6. a second pin shaft; 8. simplex I-shaped steel; 9. a bottom stringer; 10. a boom; 11. a first bottom bracket cross beam; 12. a first vertical rib; 13. a second vertical rib; 14. a circular tube; 15. a triangular rib; 16. an ear plate; 17. a first connecting plate; 18. a second bottom bracket cross beam; 19. a second connecting plate; 20. and a third connecting plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

According to the hanging basket bottom support system of the simplex steel shown in the figures 1-7, the invention provides the following technical scheme: the bottom joist comprises a bottom joist 1, an upper hanging bracket 2, a lower hanging bracket 3, a bottom longitudinal beam 9 and a hanging rod 10, wherein the bottom joist 1 is formed by combining a first bottom bracket cross beam 11 and a second bottom bracket cross beam 18, a plurality of groups of simplex I-shaped steels 8 are welded on the upper side of the bottom joist 1 to form an integral bottom longitudinal beam 9, the bottom joist 1 is connected with the lower hanging bracket 3 through a second pin shaft 6, and the lower hanging bracket 3 is connected with the upper hanging bracket 2 through a first pin shaft 5.

As shown in fig. 1, this embodiment provides a basket collet system is hung to simplex word steel, its characterized in that: the first collet beam 11 abuts against the side end face of the first connecting plate 17 of the second collet beam 18, and the triangular ribs 15 arranged on the bottom end face of the first collet beam 11 correspond to the mounting holes of the third connecting plate 20 of the second collet beam 18 one by one and are connected through pin shafts.

As shown in fig. 5-6, this embodiment provides a simplex word steel hang basket collet system, its characterized in that: the first bottom cross joist 11 and the second bottom cross joist 18 are formed by welding simplex character steels 8 of different models, the simplex character steels 8 can also be H-shaped steels common in the market, the whole length of the first bottom cross joist 11 is 12020mm, the whole length of the second bottom cross joist 18 is 2355mm, the upper side of the bottom end surface of the second connecting plate 19 of the second bottom cross joist 18 is welded with a triangular rib 15, and the triangular rib 15 is connected with a third connecting plate 20 through bolts.

As shown in fig. 5-6, this embodiment provides a simplex word steel hang basket collet system, its characterized in that: the first end transverse joist 11 and the second end transverse joist 18 are provided with two groups of first vertical ribs 12 in a welding mode, the lower ends of the first end transverse joist 11 and the second end transverse joist 18 are provided with second vertical ribs 13 in a welding mode, and a circular tube 14 is arranged between the first vertical ribs 12 and the second vertical ribs 13.

As shown in fig. 3, this embodiment provides a basket collet system is hung to simplex word steel, its characterized in that: the lower hanging bracket 3 is connected with a first bottom cross joist 11 of the bottom joist 1 and a round pipe 14 on the upper side of a second bottom joist 18 through a second pin shaft 6, so that the bottom joist 1 is connected with the lower hanging bracket 3, the lower hanging bracket 3 is connected with the upper hanging bracket 2 through a first pin shaft 5, the first pin shaft 5 and the second pin shaft 6 both adopt a 55 pin shaft, and the use of the two pin shafts of the first pin shaft 5 and the second pin shaft 6 ensures the horizontal and longitudinal freedom degree of the joist and the freedom degree is 0-42 degrees.

As shown in fig. 2, this embodiment provides a basket collet system is hung to simplex word steel, its characterized in that: the upper hanger 2 is connected with the suspender 10 through a double nut 4, and the suspender 10 adopts the hot 32 finish rolling screw thread steel.

The working principle of the invention is as follows: the bottom joist 1 is formed by combining a first bottom joist beam 11 and a second bottom joist beam 18, the first bottom transverse joist beam 11 and the second bottom transverse joist beam 18 are formed by welding simplex joist steels 8 of different models, the simplex joist steels 8 can also be H-shaped steels common in the market, and the hanging basket bottom joist welded by the simplex joist steels 8 is adopted to replace the original duplex joist steel welding bottom joist, so that the weight of the bottom joist and a connecting hanging bracket is reduced, the weight of a hanging basket is reduced, the processing and transportation cost is reduced, and the construction on site is facilitated.

The bottom joist 1 is connected with the lower hanger 3 through a first pin shaft 5, the lower hanger 3 is connected with the upper hanger 2 through a second pin shaft 6, the first pin shaft 5 and the second pin shaft 6 both adopt a Brownian 55 pin shaft, the use of the two pin shafts of the first pin shaft 5 and the second pin shaft 6 ensures the horizontal and longitudinal freedom degree of the joist, and the freedom degree is 0-42 degrees.

In the drawings of the disclosed embodiments of the invention, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the invention can be combined with each other without conflict; the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.