CN217756631U

CN217756631U - Derrick mast dismantling system

Info

Publication number: CN217756631U
Application number: CN202220570804.5U
Authority: CN
Inventors: 丁建; 陈玲
Original assignee: China Construction Second Engineering Bureau Co Ltd
Current assignee: China Construction Second Engineering Bureau Co Ltd
Priority date: 2022-03-16
Filing date: 2022-03-16
Publication date: 2022-11-08
Anticipated expiration: 2032-03-16

Abstract

The utility model discloses a gin pole dismantling system, which comprises a gin pole connected to a roof, wherein the gin pole is connected with the roof through a fixing clamp, a pulley and a winch which are respectively connected to the roof, a steel wire rope which is connected to the top of the winch, the pulley and the gin pole in a penetrating way, and a hook connected to the top end of the steel wire rope; the pulley passes through mounting fixture and is connected with the roofing, and mounting fixture passes through the built-in fitting with the roofing and is connected. The utility model is connected with the roof embedded part through the fixed clamp, which is beneficial to providing installation space for the pulley and the rotating assembly at the lower end of the gin pole; the assembly connection of all components in the derrick mast is beneficial to convenient transportation and adaptation to the use of the length of the derrick mast required on site; the arrangement of the near guy rope and the far guy rope is beneficial to temporarily fixing the derrick mast, and the arrangement of the two guy ropes is not only double-insurance but also beneficial to construction conversion.

Description

Derrick mast dismantling system

Technical Field

The utility model belongs to the technical field of the construction, in particular to gin pole demolishs system.

Background

When the construction is dismantled to the building, often need go on through the gin pole when dismantling to the tower crane. The derrick mast hoisting is a common hoisting means, has a simpler main body structure, is convenient to use, hoist and dismount and is widely used. For installation of the gin pole at the structure body, the installation foundation has weak bearing force, and the length of the gin pole needs to be adjusted to adapt to site operation during construction, so that the gin pole needs to be designed in a targeted manner.

SUMMERY OF THE UTILITY MODEL

The utility model provides a gin pole demolishs system for solve structure department and simply demolish, the direction adjustment of system and demolish technical problem such as temporary fixation of system.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a derrick mast dismantling system comprises a derrick mast connected to a structure body, wherein the derrick mast is connected with the structure body through a fixing clamp, a pulley and a winch which are respectively connected to the structure body, a steel wire rope which is connected to the top of the winch, the pulley and the derrick mast in a penetrating manner, and a lifting hook connected to the top end of the steel wire rope;

the pulley is connected with the structural body through a fixing clamp, and the fixing clamp is connected with the structural body through an embedded part;

the derrick mast comprises a rotating assembly, a bottom connecting assembly, a standard assembly and a top connecting assembly from bottom to top in sequence, wherein the rotating assembly is connected with a structure body through a fixing clamp, and a steel wire rope and a cable wind rope are connected to the top connecting assembly.

Furthermore, the rotating assembly comprises a universal wheel and a square box connected to the upper end of the universal wheel, the universal wheel is connected with the fixing clamp, and the square box is connected with the bottom connecting assembly.

Furthermore, the bottom connecting assembly comprises a bottom connecting truss, a bottom connecting rod connected to the bottom end of the bottom connecting truss, a bottom adjusting nut connected to the bottom, and a standard connecting concave part or a standard connecting convex part connected to the upper end of the bottom connecting truss;

the bottom connecting rod is connected with the fixing clamp, and the bottom adjusting nut is adjustably connected and fixed.

Furthermore, the top is even the subassembly contains the top even truss, connects the top even piece at top even truss top and connects the top even concave part or mark even convex part in top even truss bottom, the top even piece contains the pulley of being connected between two parallel otic placodes and two otic placodes, connects wire rope on the pulley.

Furthermore, the standard components comprise standard trusses and standard connecting concave parts and standard connecting convex parts which are connected to two ends of the standard trusses, and the standard components are spliced in a butt joint mode through the standard connecting concave parts and the standard connecting convex parts;

the standard trusses at two ends are provided with a standard connecting concave part or a standard connecting convex part respectively corresponding to the standard connecting convex part or the standard connecting concave part on the bottom connecting truss and the top connecting truss.

Furthermore, the mark is connected and all corresponds to being provided with the mark on the concave part and the mark even convex part and is connected the hole, and the mark is even the hole and corresponds the grafting fixed pin.

Furthermore, the fixing clamp comprises two parallel vertical connecting plates, vertical connecting holes arranged on the vertical connecting plates, bottom fixing connecting plates connected to the bottoms of the vertical connecting plates, and reinforced rib plates connected between the vertical connecting plates and the bottom fixing connecting plates.

Furthermore, a rotatable pulley is connected between the two parallel vertical connection plates, or a bottom connecting rod is detachably connected between the two parallel vertical connection plates.

Furthermore, both sides of the derrick mast are provided with a near guy rope and the outer side of the steel wire rope is also provided with a far guy rope.

The beneficial effects of the utility model are embodied in:

1) The utility model is connected with the embedded part of the structure body through the fixed clamp, which is beneficial to providing installation space for the pulley and the rotating assembly at the lower end of the gin pole;

2) The utility model is beneficial to convenient transportation and adapting to the use of the length of the derrick mast required on site through the assembly connection of all the components in the derrick mast;

3) The utility model discloses a setting of nearly guy rope and far away guy rope does benefit to and carries out interim fixing to the gin pole, and the setting of two kinds of guy ropes not only double insurance but also do benefit to the construction conversion.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention; the primary objects and other advantages of the invention may be realized and attained by the structure particularly pointed out in the written description.

Drawings

FIG. 1 is a construction schematic view of a derrick mast demolition system;

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

FIG. 3 is a schematic view of a rotating assembly;

FIG. 4 is a schematic view of a bottom link assembly;

FIG. 5 is a schematic diagram of a modular construction;

FIG. 6 is a schematic view of a top link assembly;

FIG. 7 is a first view of a fixing clamp;

FIG. 8 is a second schematic view of the fixing clip;

fig. 9 is a third schematic view of the structure of the fixing clamp.

Reference numerals: 1-structure body, 2-derrick mast, 21-rotating assembly, 211-universal wheel, 212-square box, 22-bottom connecting assembly, 221-bottom connecting truss, 222-bottom connecting rod, 223-bottom adjusting nut, 23-standard assembly, 24-top connecting assembly, 241-top connecting truss, 242-top connecting piece, 25-standard connecting concave piece, 26-standard connecting hole, 27-standard connecting convex piece, 3-pulley, 4-winch, 5-fixing clamp, 51-vertical connecting plate, 52-vertical connecting hole, 53-solid bottom connecting plate, 54-reinforced rib plate, 6-near cable wind rope, 7-steel wire rope, 8-far cable wind rope and 9-lifting hook.

Detailed Description

Taking a certain building project as an example, the engineering land area is about 37131 square meters, and the building consists of two buildings and attached small buildings. 3 underground layers, 7 above ground layers, the structure height of 52.7m and the building height of 54.4m. The gin pole foundation is positioned at 188.18m elevation.

As shown in fig. 1 to 9, a derrick mast dismantling system includes a derrick mast 2 connected to a structure 1, the derrick mast 2 and the structure 1 are connected by a fixing clamp 5, a pulley 3 and a hoist 4 connected to the structure 1, respectively, a steel wire rope 7 threaded on the top of the hoist 4, the pulley 3 and the derrick mast 2, and a hook 9 connected to the top end of the steel wire rope 7. Wherein the structure 1 is a roof, floor or structural beam.

The derrick mast 2 comprises a rotating assembly 21, a bottom connecting assembly 22, a standard assembly 23 and a top connecting assembly 24 from bottom to top in sequence, the rotating assembly 21 is connected with the structural body 1 through a fixing clamp 5, and the top connecting assembly 24 is connected with a steel wire rope 7 and a cable rope.

In this embodiment, the pulley 3 is a fixed pulley 3, the pulley 3 is connected to the structural body 1 through a fixing clamp 5, and the fixing clamp 5 is connected to the structural body 1 through an embedded part.

During construction, the two sides of the derrick mast 2 are provided with the near-cable wind rope 6 and the outer side of the steel wire rope 7 is also provided with the far-cable wind rope 8 so as to ensure multiple connection and fixation.

As shown in fig. 3, the rotating assembly 21 includes a universal wheel 211 and a square box 212 connected to an upper end of the universal wheel 211, the universal wheel 211 is connected to the fixing jig 5, and the square box 212 is connected to the bottom connecting assembly 22.

As shown in fig. 4, the bottom link assembly 22 comprises a bottom link truss 221, a bottom link 222 connected to the bottom end of the bottom link truss 221, a bottom adjusting nut 223 connected to the bottom, and a standard link female member 25 or a standard link male member 27 connected to the upper end of the bottom link truss 221; the bottom connecting rod 222 is connected with the fixing clamp 5, and the bottom adjusting nut 223 is adjustably connected and fixed.

As shown in fig. 5, the top coupling assembly 24 includes a top coupling truss 241, a top coupling member 242 connected to the top of the top coupling truss 241, and a top coupling concave member or a top coupling convex member 27 connected to the bottom of the top coupling truss 241, the top coupling member 242 includes two parallel ear plates and a pulley 3 connected between the two ear plates, and a cable 7 is connected to the pulley 3.

In this embodiment, the main structure of the gin pole 2 is a truss assembly structure, the truss body main limbs of the bottom connecting component 22, the standard component 23 and the top connecting component 24 are L80 × 8 angle steel, the batten plate is L50 × 5 angle steel, the assembly length is 15 meters, and the single-section structure length of the standard component 23 is 1.6 meters. The bottom of the derrick mast 2 is provided with a rotatable rotating assembly 21 which is welded with the core tubular beam through an embedded part. The derrick mast 2 is designed to have a lifting capacity of 2 tons at a distance of 10 meters.

In this embodiment, the standard component 23 comprises a standard truss and a standard connecting concave part 25 and a standard connecting convex part 27 which are connected to two ends of the standard truss, and the standard components 23 are spliced by the standard connecting concave part 25 and the standard connecting convex part 27; the standard truss at the two ends is provided with a mark connecting concave part 25 or a mark connecting convex part 27 corresponding to the mark connecting convex part 27 or the mark connecting concave part 25 on the bottom connecting truss 221 and the top connecting truss 241 respectively. In addition, the mark is connected concave part 25 and is connected protruding part 27 and all correspond and be provided with mark and link hole 26, and mark links hole 26 and corresponds the grafting fixed pin.

As shown in fig. 7 to 9, the fixing jig 5 is made by welding steel plates, and the fixing jig 5 includes two parallel standing plates 51, standing holes 52 provided on the standing plates 51, bottom fixing connecting plates 53 connected to the bottoms of the standing plates 51, and reinforcing ribs 54 connected between the standing plates 51 and the bottom fixing connecting plates 53.

When in use, the rotatable pulley 3 is connected between the two parallel upright plates 51, or the bottom connecting rod 222 is detachably connected between the two parallel upright plates 51.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be conceived by those skilled in the art within the technical scope of the present invention should be covered within the scope of the present invention.

Claims

1. A derrick mast dismantling system is characterized by comprising a derrick mast (2) connected to a structure body (1), wherein the derrick mast (2) is connected with the structure body (1) through a fixing clamp (5), a pulley (3) and a winch (4) which are respectively connected to the structure body (1), a steel wire rope (7) which is connected to the tops of the winch (4), the pulley (3) and the derrick mast (2) in a penetrating manner, and a lifting hook (9) connected to the top end of the steel wire rope (7);

the pulley (3) is connected with the structural body (1) through a fixing clamp (5), and the fixing clamp (5) is connected with the structural body (1) through an embedded part;

the derrick mast (2) comprises a rotating assembly (21), a bottom connecting assembly (22), a standard assembly (23) and a top connecting assembly (24) from bottom to top in sequence, the rotating assembly (21) is connected with the structural body (1) through a fixing clamp (5), and the top connecting assembly (24) is connected with a steel wire rope (7) and a cable wind rope.

2. A gin pole demolition system as claimed in claim 1, wherein the rotating assembly (21) comprises a universal wheel (211) and a square box (212) connected to an upper end of the universal wheel (211), the universal wheel (211) being connected to the fixing jig (5), the square box (212) being connected to the bottom connection assembly (22).

3. A gin pole demolition system as claimed in claim 1, wherein the bottom link assembly (22) comprises a bottom link truss (221), a bottom link (222) connected to a bottom end of the bottom link truss (221), and a standard link female member (25) or a standard link male member (27) connected to a bottom adjusting nut (223) and an upper end of the bottom link truss (221);

the bottom connecting rod (222) is connected with the fixing clamp (5), and the bottom adjusting nut (223) is adjustably connected and fixed.

4. A gin pole demolition system according to claim 1, wherein the top link assembly (24) comprises a top link truss (241), a top link (242) connected to the top of the top link truss (241), and a top link concave or convex link (27) connected to the bottom of the top link truss (241), the top link (242) comprises two parallel ear plates and a pulley (3) connected between the two ear plates, and a steel wire rope (7) is connected to the pulley (3).

5. A gin pole demolition system as claimed in claim 1, wherein the module (23) comprises a standard truss and a standard connection female member (25) and a standard connection male member (27) connected to both ends of the standard truss, the module (23) is butt-jointed by the standard connection female member (25) and the standard connection male member (27);

the mark connecting concave parts (25) or the mark connecting convex parts (27) on the standard trusses at the two ends are respectively arranged corresponding to the mark connecting convex parts (27) or the mark connecting concave parts (25) on the bottom connecting truss (221) and the top connecting truss (241).

6. A gin pole demolition system as claimed in claim 5, wherein the male and female tag connecting members (25, 27) are correspondingly provided with tag connecting holes (26), and the tag connecting holes (26) are correspondingly inserted with fixing pins.

7. A gin pole demolition system as claimed in claim 1, wherein the fixing jig (5) comprises two parallel standing plates (51), standing holes (52) provided on the standing plates (51), bottom fixing plates (53) connected to bottoms of the standing plates (51), and reinforcing ribs (54) connected between the standing plates (51) and the bottom fixing plates (53).

8. A gin pole demolition system as claimed in claim 7, wherein a rotatable pulley (3) is connected between the two parallel standing plates (51), or a bottom link (222) is detachably connected between the two parallel standing plates (51).

9. A gin pole demolition system according to claim 1, wherein the gin pole (2) is provided with a near fairway rope (6) on both sides and a far fairway rope (8) outside the wire rope (7).