CN217126736U

CN217126736U - A gin pole hoist device for roofing

Info

Publication number: CN217126736U
Application number: CN202123178304.1U
Authority: CN
Inventors: 马健行; 肖健; 文宗川
Original assignee: China 19th Metallurgical Corp
Current assignee: China 19th Metallurgical Corp
Priority date: 2021-12-16
Filing date: 2021-12-16
Publication date: 2022-08-05
Anticipated expiration: 2031-12-16

Abstract

The utility model relates to a hoist and mount field discloses a gin pole hoist device for roofing. The derrick mast hoisting device comprises a derrick mast and a lifting system, wherein the derrick mast is rotatably connected with the edge part of a roof through a first base, the rear side of the derrick mast is connected with a variable amplitude system used for adjusting the angle of the derrick mast, the lifting system is connected onto the derrick mast, the first base comprises a first bottom plate and a first U-shaped bolt, the opening of the first U-shaped bolt is upwards sleeved on a roof cross beam corresponding to the roof, the first bottom plate covers the roof cross beam and is connected with the two ends of the first U-shaped bolt, and the bottom of the derrick mast is arranged above the first bottom plate. This a gin-pole hoist device for roofing cooperatees through U type bolt and bottom plate, fixes the base on the roof steadily, need not to reserve the connecting piece at the roofing, and the installation is all very convenient with the dismantlement, and is fixed in the roof crossbeam with the gin-pole on, can sufficient support the atress.

Description

A gin pole hoist device for roofing

Technical Field

The utility model belongs to the technical field of the hoist and mount and specifically relates to a gin pole hoist device for roofing.

Background

During the hoisting of conventional high-rise building roof large-scale equipment, a plurality of small parts are usually dismantled on the ground, and then the small parts are assembled after being transported to the roof in sections by using a tower crane, a construction elevator and the like. Along with the increase of the height of a building, large-scale integral equipment is continuously emerged, and common tower cranes and truck cranes cannot meet the requirements of the installation and transportation of the integral roof-surface large-scale equipment. Meanwhile, the area which accords with the operation condition after the construction of the roof structure is finished is small, the equipment entering time is late, the tower crane is dismantled in advance, and the like, so that the integral hoisting of the roof equipment of the super high-rise building becomes difficult.

The utility model with publication number CN211419396U discloses an integral hoisting device for a luffing derrick of large equipment, which comprises a luffing derrick, a rear support rod, a hoisting pulley block, an inclination pulley block and a guy cable; the variable-amplitude derrick is positioned at the front part of the roof, the variable-amplitude derrick is fixed through a plurality of first guy cables, the lower end of the variable-amplitude derrick is hinged and fixed with the front part of the roof, a lifting pulley block is arranged at the top of the variable-amplitude derrick, and the movable head of the lifting pulley block is connected to a first winch; the rear supporting rod is vertically arranged on the roof at the rear part of the amplitude-variable derrick, the top of the rear supporting rod is fixedly connected through a plurality of second guy cables, the rear supporting rod is connected with the top of the amplitude-variable derrick through an inclination pulley block, and the movable head of the inclination pulley block is connected to a second winch; the first winch and the second winch are fixed on the roof. Can realize the main equipment hoist and mount on roof through this hoist device, but because the weight of hoist and mount is big, the base of its gin-pole and branch need reserve the connecting piece at the roofing usually and just can guarantee stable connection, otherwise can't realize stable support, but the reservation of connecting piece and demolish all can increase construction work load, extension construction period.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a gin pole hoist device for roofing is provided, need not to reserve the connecting piece and can realize stable installation at the roofing.

The utility model discloses a gin pole hoist device for roofing, include the gin pole and play to rise the system, the gin pole is through first base and roofing limit portion rotatable coupling, the rear side of gin pole is connected with the variable amplitude system that is used for adjusting the gin pole angle, it connects on the gin pole to rise the system, first base includes first bottom plate and first U type bolt, the roof crossbeam that the roofing corresponds is located to the cover upward in first U type bolt opening, first bottom plate covers on the roof crossbeam and is connected with the both ends of first U type bolt, the bottom of gin pole sets up in first bottom plate top.

Preferably, a rotating seat body is arranged on the first bottom plate, the rotating seat body is provided with an inner concave spherical arc surface, the height of the edge of the front side of the inner concave spherical arc surface is lower than that of the edge of the rear side of the inner concave spherical arc surface, an outer convex spherical arc surface is arranged at the bottom of the gin pole, and the outer convex spherical arc surface of the gin pole is arranged in the inner concave spherical arc surface.

Preferably, the front side and the left and right sides of the top of the rotating seat body are provided with baffle plates.

Preferably, a support rod is arranged on the rear side of the derrick mast, and the amplitude varying system is connected between the top of the support rod and the top of the derrick mast.

Preferably, the variable-amplitude system comprises a variable-amplitude pulley block and a variable-amplitude winch, the variable-amplitude pulley block is connected between the top of the support rod and the top of the gin pole, and the variable-amplitude winch is arranged on the roof and connected with the variable-amplitude pulley block.

Preferably, the support rod is connected to the roof through a second base, the second base comprises a second bottom plate and a second U-shaped bolt, the opening of the second U-shaped bolt is upwards sleeved on the roof beam corresponding to the roof, the second bottom plate covers the roof beam and is connected with two ends of the second U-shaped bolt, and the bottom of the raking rod is connected to the upper portion of the second bottom plate.

Preferably, the raker and the supporting rod both comprise a herringbone support and a top cross beam arranged at the top of the herringbone support.

Preferably, the lifting system comprises a lifting winch, a fixed pulley, a lifting pulley block and a balance beam, the fixed pulley is fixed at the top of the derrick mast, the lifting pulley block is arranged on the balance beam, the balance beam is arranged below the derrick mast, and the lifting winch is sequentially connected with the fixed pulley and the lifting pulley block.

The utility model has the advantages that: this a gin-pole hoist device for roofing cooperatees through U type bolt and bottom plate, fixes the base on the roof steadily, need not to reserve the connecting piece at the roofing, and the installation is all very convenient with the dismantlement, and is fixed in the roof crossbeam with the gin-pole on, can sufficient support the atress.

Drawings

Fig. 1 is an overall schematic view of a derrick mast hoist of the present application;

FIG. 2 is a schematic view of a gin pole;

FIG. 3 is a schematic view of a strut;

FIG. 4 is a schematic view of a first base;

fig. 5 is a schematic view of the second seat.

Reference numerals: the device comprises a derrick mast 1, a convex spherical cambered surface 11, a support rod 2, a first base 3, a first bottom plate 31, a first U-shaped bolt 32, a rotary seat body 33, a baffle 34, a concave spherical cambered surface 35, a second base 4, a second bottom plate 41, a second U-shaped bolt 42, a lifting winch 51, a balance beam 52, a fixed pulley 53, a lifting pulley block 54, a variable amplitude winch 61, a variable amplitude pulley block 62, a herringbone support 71, a top cross beam 72, a track 8 and a roof cross beam 9.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

As shown in fig. 1 and 4, the utility model discloses a gin pole 1 hoist device for roofing, include gin pole 1 and play to rise the system, gin pole 1 is through first base 3 and roofing limit portion rotatable coupling, the rear side of gin pole 1 is connected with the variable amplitude system that is used for adjusting gin pole 1 angle, it connects on gin pole 1 to rise the system, first base 3 includes first bottom plate 31 and first U type bolt 32, the roof crossbeam 9 that the roofing corresponds is located to the ascending cover of first U type bolt 32 opening, first bottom plate 31 covers on roof crossbeam 9 and is connected with the both ends of first U type bolt 32, the bottom of gin pole 1 sets up in first bottom plate 31 top.

The derrick mast 1 is arranged at a proper position of the front part of a roof close to the hoisting object side, so that the derrick mast 1 can vertically hoist a heavy object without colliding with a building when the derrick mast 1 becomes a proper angle, the amplitude changing system is used for adjusting the horizontal inclination angle of the amplitude changing derrick mast 1 and changing the distance of the overhead outward movement of the top part of the amplitude changing derrick mast 1, the horizontal distance between a lifting hook on a lifting pulley block 54 at the top end of the derrick mast 1 and the outer wall surface of the building in the air meets the requirement, and the amplitude changing derrick mast 1 can smoothly hoist the heavy object and move the heavy object lifted to a certain height to the proper position of the roof. During the installation, will select the roof crossbeam 9 of suitable position, if roof crossbeam 9 is for exposing, can be at the relevant position milling through-hole of roofing, then follow supreme cover on roof crossbeam 9 from down with first U type bolt 32, then connect first bottom plate 31, realize the installation of gin-pole 1, can set up corresponding cable wind rope simultaneously and further consolidate. During hoisting, a hoisting weight is hung on a hoisting system of the derrick mast 1 by a proper hoisting tool, the hoisting is stopped by the hoisting system when the weight is about 200mm away from the ground, the conditions of all parts of a hoisting device of the roof derrick mast 1 are observed, the hoisting is continued under the condition of confirming normal conditions, the weight can be stabilized by using wind-holding ropes which are tied on two sides of the weight in advance, and the weight is ensured not to rotate freely in the air in the hoisting process. Lifting the heavy object to a certain height exceeding the parapet wall of the roof, stopping the work of the lifting system, starting the work of the amplitude-varying system, inwards adjusting the distance between the top end of the amplitude-varying derrick 1 and the support rod 2, stopping the work of the amplitude-varying system until the heavy object is adjusted into the roof together with the lifted heavy object, starting the lifting system to place the heavy object in place, and completing the lifting. The translation device is arranged below the weight in place, a rolling rod is usually arranged on a roof, a special steel supporting plate is arranged on the rolling rod, the weight is dropped on an iron support, a traction winch is arranged at a proper position in front of the weight, the winch is used for traction of the weight and translating the weight to an installation position through rolling and timely direction adjustment of the rolling rod,

the first bottom plate 31 structure of first base 3 can set up hinged support and articulated with gin pole 1, also can adopt as in the background art the patent adopted no fixed constraint structure, as shown in fig. 3, in the preferred embodiment of this application, be provided with on the first bottom plate 31 and rotate pedestal 33, it is provided with indent ball cambered surface 35 to rotate pedestal 33, the border height that indent ball cambered surface 35 front side highly is less than the border height of rear side to be convenient for gin pole 1 to incline forward, gin pole 1 bottom has evagination ball cambered surface 11, the evagination ball cambered surface 11 of gin pole 1 sets up in indent ball cambered surface 35. Through the cooperation of the convex spherical cambered surface 11 of the gin pole 1 and the concave spherical cambered surface of the rotating seat body 33, the variable-amplitude rotation of the gin pole 1 can be realized, and compared with a hinge mode, the hinge joint cannot be damaged, and compared with the existing non-fixed constraint structure, the gin pole has higher stability and reliability. In order to prevent accidents caused by accidental separation of the convex spherical arc surface 11 and the concave spherical arc surface 35, the enclosing baffles 34 are arranged on the front side and the left and right sides of the top of the rotary seat body 33, that is, only the front side is provided with no enclosing baffle 34 for facilitating the forward tilting of the gin pole 1, and the other three sides are provided with the enclosing baffles 34. The outside of the enclosure 34 may be reinforced by reinforcing ribs.

The amplitude variation system can be directly a winch arranged at the rear side of the derrick 1, but in the alternative embodiment of the application, the rear side of the derrick 1 is provided with a support rod 2, and the amplitude variation system is connected between the top of the support rod 2 and the top of the derrick 1. The height of the top of the supporting rod 2 is relatively higher, the amplitude is more labor-saving, and the reliability is higher. Regarding the specific structure of the variable-amplitude system, the variable-amplitude system comprises a variable-amplitude pulley block 62 and a variable-amplitude winch 61, the variable-amplitude pulley block 62 is connected between the top of the support rod 2 and the top of the gin pole 1, and the variable-amplitude winch 61 is arranged on a roof and connected with the variable-amplitude pulley block 62. The wire rope winding connection mode in the amplitude variation pulley block 62 can refer to the wire rope winding connection mode of the existing hoisting system, and the wire rope winding and unwinding between the top of the support rod 2 and the top of the derrick mast 1 can be realized through the amplitude variation winch 61 and the amplitude variation pulley block 62, so that the amplitude variation of the derrick mast 1 is realized.

The supporting rod 2 can also be fixed on a roof by adopting the same installation mode as the raking rod 1, specifically as shown in fig. 5, the supporting rod 2 is connected on the roof through the second base 4, the second base 4 comprises a second bottom plate 41 and a second U-shaped bolt 42, the opening of the second U-shaped bolt 42 is upwards sleeved on the roof cross beam 9 corresponding to the roof, the second bottom plate 41 covers the roof cross beam 9 and is connected with two ends of the second U-shaped bolt 42, and the bottom of the raking rod 1 is connected above the second bottom plate 41. The specific installation manner of the second bottom plate 41 and the second U-shaped bolt 42 is the same as that of the first bottom plate 31 and the first U-shaped bolt 32, and therefore, the detailed description thereof is omitted. The supporting rod 2 can be further fixed by adopting a guy rope, and a chain block can be arranged on the guy rope of the derrick mast 1 and the supporting rod 2 and used for adjusting the pretightening force and adapting the change of amplitude.

Although the raker 1 and the prop 2 may adopt a conventional straight bar structure, the left and right stability is relatively low, and for this reason, as shown in fig. 2 and 3, the raker 1 and the prop 2 each include a chevron bracket 71 and a top cross beam disposed on top of the chevron bracket 71. The hoisting system can adopt a structure similar to that in the background art, but because the pulley block is arranged on the steel wire rope below the derrick mast 1 and the winch is directly connected with the pulley block, the swaying amplitude of the hoisted steel wire rope can be relatively large in the winding and unwinding processes of the winch, and in order to solve the problem, in a preferred embodiment of the application, the hoisting system comprises a hoisting winch 51, a fixed pulley 53, a hoisting pulley block 54 and a balance beam 52, wherein the fixed pulley 53 is fixed at the top of the derrick mast 1, the hoisting pulley block 54 is arranged on the balance beam 52, the balance beam 52 is arranged below the derrick mast 1, and the hoisting winch is sequentially connected with the fixed pulley 53 and the hoisting pulley block 54. The hoisting winch 51 is directly connected with the fixed pulley 53 fixed on the top of the derrick mast 1, so that hoisting shaking can be avoided, and the specific winding mode of the fixed pulley 53 and the hoisting pulley block 54 can refer to the winding mode of the existing hoisting system, and can generally adopt the winding mode of 4, 6 and 8 multiplying powers. The arrangement of the balance beam 52 not only facilitates the installation of the lifting pulley block 54, but also improves the stability of the lifting by the balance beam 52. In addition, 2 steel wire ropes can be arranged on two sides of the top end of the derrick mast 1 and connected with the ground to serve as a rail 8, and the heavy object is lifted along the rail 8 to further prevent the derrick mast from shaking.

Claims

1. A gin pole hoist device for roofing, including gin pole (1) and play to rise the system, gin pole (1) through first base (3) and roofing limit portion rotatable coupling, the rear side of gin pole (1) is connected with the system that becomes width of cloth that is used for adjusting gin pole (1) angle, play to rise the system and connect on gin pole (1), its characterized in that, first base (3) include first bottom plate (31) and first U type bolt (32), first U type bolt (32) opening is upwards overlapped and is located on roof crossbeam (9) that the roofing corresponds, first bottom plate (31) cover on roof crossbeam (9) and are connected with the both ends of first U type bolt (32), the bottom of gin pole (1) sets up in first bottom plate (31) top.

2. A gin pole hoist device for roof of claim 1, characterized in that: be provided with on first bottom plate (31) and rotate pedestal (33), it is provided with indent ball cambered surface (35) to rotate pedestal (33), the border height that highly is less than the border height of rear side of indent ball cambered surface (35) front side, gin pole (1) bottom has evagination ball cambered surface (11), evagination ball cambered surface (11) of gin pole (1) set up in indent ball cambered surface (35).

3. A gin pole hoist device for roof of claim 2, characterized in that: the front side and the left side and the right side of the top of the rotating seat body (33) are provided with surrounding baffle plates (34).

4. A gin pole hoist device for roof of claim 1, characterized in that: a support rod (2) is arranged on the rear side of the derrick mast (1), and the amplitude varying system is connected between the top of the support rod (2) and the top of the derrick mast (1).

5. A gin pole hoist device for roofing of claim 4, characterized in that: the variable-amplitude system comprises a variable-amplitude pulley block (62) and a variable-amplitude winch (61), the variable-amplitude pulley block (62) is connected between the top of the support rod (2) and the top of the derrick mast (1), and the variable-amplitude winch (61) is arranged on a roof and connected with the variable-amplitude pulley block (62).

6. A gin pole hoist device for roofing of claim 4, characterized in that: branch (2) are connected on the roofing through second base (4), second base (4) include second bottom plate (41) and second U type bolt (42), second U type bolt (42) opening cover is upwards located on roof crossbeam (9) that the roofing corresponds, second bottom plate (41) cover on roof crossbeam (9) and are connected with the both ends of second U type bolt (42), the bottom of raking bar (1) is connected in second bottom plate (41) top.

7. A gin pole hoist device for roof of claim 1, characterized in that: the derrick mast (1) and the support rod (2) both comprise a herringbone support (71) and a top cross beam arranged at the top of the herringbone support (71).

8. A gin pole hoist device for a roof of claim 1, wherein: the lifting system comprises a lifting winch (51), a fixed pulley (53), a lifting pulley block (54) and a balance beam (52), wherein the fixed pulley (53) is fixed at the top of the derrick mast (1), the lifting pulley block (54) is arranged on the balance beam (52), the balance beam (52) is arranged below the derrick mast (1), and the lifting winch (51) is sequentially connected with the fixed pulley (53) and the lifting pulley block (54).