CN204324748U - A kind of large-scale gas storage holder Steel Structure Installation hoisting device - Google Patents

Abstract

A large-scale gas storage cabinet steel structure installation lifting device, including 2 sets of cabinet top crane system, ring track system, anchor system, the cabinet top crane system includes boom, hook, wire rope, tripod, electric winch, walking frame , auxiliary hook, tripod, and electric hoist are respectively fixed on the walking frame, one end of the boom is hinged on the walking frame, the other end is connected to the electric hoist through a wire rope, and the wire rope connected to the hook passes through the pulley at the top of the boom and the top of the tripod in turn. The pulley is finally connected with the electric hoist, and the wire rope connected to the auxiliary hook passes through the pulley in the middle of the boom, the pulley at the top of the tripod, and finally connects with the electric hoist. The utility model is a hoisting device installed on a steel structure of a large-scale gas storage tank, which increases the overall rigidity of a suspender and reduces the vibration of the suspender when hoisting and transporting components. When the hoisting side wall is installed horizontally, the auxiliary hook in the middle of the boom can be used to replace manpower with mechanical kinetic energy.

Description

A hoisting device for steel structure installation of a large gas storage tank

technical field

The utility model relates to a lifting device for installing a steel structure of a large gas storage cabinet, in particular to a lifting device for installing a steel structure of a large gas storage cabinet.

Background technique

Thin oil sealed gas storage cabinet is mainly composed of cabinet top system, piston system, cabinet bottom system, column and side wall system. The cabinet top system is generally installed by flip-chip method. That is to install the piston and cabinet top system first, and then use the buoyancy method to install the column and side wall system. Due to the large volume and high overall height of this type of cabinet, if the lifting equipment is used for installation, the equipment selection will be larger, and the transportation, installation and disassembly of the equipment will cost more. The hoisting equipment will occupy a large working space during the hoisting operation, and the working time will be longer. Simultaneously again because the member weight of column and side wall plate is less but quantity but more, has reduced the working efficiency of hoisting equipment greatly.

In the prior art, there are also some hoisting devices installed on the top of the cabinet for the columns and side wall panels. However, in actual installation and construction, when the side wall panels are hoisted and installed horizontally, the cornice of the gas cabinet should protrude from the column and side wall panels. On the vertical side, the hooks in the prior art cannot realize the hoisting of the horizontal installation of the side wall panels, and the horizontal installation is usually carried out by hand tools and the human body to move the side wall panels horizontally in place. In addition, the suspenders in the prior art are all a mast, which has a single structure and is not stable enough, and will vibrate when lifting components, which is not conducive to installation.

Contents of the invention

The purpose of this utility model is to provide a large-scale gas storage cabinet steel structure installation lifting device, which overcomes the shortcomings of large-scale lifting equipment installation columns and side wall panels, and has reasonable structural design, low cost, flexible operation, convenient use, and easy installation and removal. Simple, can be made once, used many times, low maintenance cost. In addition, the overall rigidity of the boom is increased, and the vibration of the boom is reduced when lifting components. When the hoisting side wall panels are installed horizontally in place, mechanical kinetic energy is used instead of manpower.

In order to achieve the above object, the utility model adopts the following technical solutions:

A large-scale gas storage tank steel structure installation lifting device, including 2 sets of cabinet top crane systems, ring track systems, and anchor systems. On the track, the anchor system is installed on the top of the gas cabinet ventilation cap on the top of the gas cabinet. The cabinet top crane system is connected to the anchor bracket through a steel wire rope. Two sets of cabinet top crane systems are symmetrically installed at both ends of the ring track system. The cabinet top crane system The system includes a boom, a hook, a wire rope, a tripod, an electric winch, a traveling frame, and an auxiliary hook. The tripod and the electric hoist are respectively fixed on the traveling frame. It is connected with the electric hoist, the wire rope connected to the hook passes through the pulley at the top of the boom, the pulley at the top of the tripod, and finally connects with the electric hoist, and the wire rope connected with the auxiliary hook passes through the pulley at the middle of the boom, the pulley at the top of the tripod, and finally connects with the electric hoist. Windlass connection.

The boom includes a main frame and a pulley. The main frame is a lattice structure with a triangular cross-section. A pulley is installed on the top of the main frame and a pulley is installed in the middle of the main frame.

Compared with the prior art, the beneficial effects of the utility model are:

A large-scale gas storage tank steel structure installation lifting device overcomes the shortcomings of large-scale lifting equipment installation columns and side wall panels, reasonable structure design, low cost, flexible operation, convenient use, simple installation and removal, can be made at one time Single use, low maintenance cost. In addition, the overall rigidity of the boom is increased, and the vibration of the boom is reduced when lifting components. When the hoisting side wall is installed horizontally, the auxiliary hook in the middle of the boom can be used to replace manpower with mechanical kinetic energy.

Description of drawings

Fig. 1 is a schematic diagram of the facade structure of a large-scale gas storage tank steel structure installation lifting device of the present invention;

Fig. 2 is a schematic diagram of the plane structure of a large-scale gas storage tank steel structure installation lifting device of the utility model;

Fig. 3 is a schematic diagram of a triangular section of the boom;

In the picture: 1-main frame of the boom 1-1 vertical beam 1-2 beam 1-3 inclined beam 2-hook 3-walking frame 4-electric hoist 5-tripod 6-rear circular track 7-front circular track 8 front Track beam 9-gas cabinet top 10, gas cabinet ventilation cap 11-anchor bracket 12-travel motor 13-wire rope 14-secondary hook 15-pulley 16-steel wheel 17-gas cabinet 18-cabinet top crane system 19-circular track System 20 - Anchor System

Detailed ways

The utility model is described in detail below in conjunction with the accompanying drawings, but it should be pointed out that the implementation of the utility model is not limited to the following embodiments.

As shown in Figure 1-3, a large-scale gas storage tank steel structure installation lifting device, including two sets of cabinet top crane system 18, circular track system 19, anchor system 20, the circular track system 19 is installed on the top of the gas tank 9 One week, the cabinet top crane system 18 is engaged on the track through the steel wheel 16, the anchor system 20 is installed on the top of the gas cabinet ventilation cap 10 on the top 9 of the gas cabinet, the cabinet top crane system 18 is connected to the anchor bracket 11 through the steel wire rope 13, 2 groups The cabinet top crane system 18 is symmetrically installed at both ends of the ring track system 19. The cabinet top crane system 18 includes a suspension rod, a suspension hook 2, a steel wire rope 13, a tripod 5, an electric winch 4, a walking frame 3, and an auxiliary hook 14. The tripod 5. The electric hoist 4 is respectively fixed on the traveling frame 3, one end of the boom is hinged on the traveling frame 3, the other end is connected to the electric hoist 4 through a wire rope 13, and the wire rope 13 connected to the hook 2 passes through the pulley 15 at the top of the boom in turn , the pulley 15 at the top of the tripod 5 is finally connected with the electric hoist 4, and the wire rope 13 connecting the auxiliary hook 14 passes through the pulley 15 at the middle part of the boom successively, and the pulley 15 at the top of the tripod 5 is finally connected with the electric hoist 4.

The boom includes a main frame 1 and a pulley 15, as shown in Fig. 1 and Fig. 3, the main frame 1 is composed of vertical beams 1-1, cross beams 1-2, and oblique beams 1-3 to form a lattice structure, and the main frame is a triangular cross-section. A pulley 15 is installed on the top of the main frame 1, and a pulley 15 is installed in the middle of the main frame 1. The triangular lattice frame structure of the main frame 1 of the suspender can increase the overall rigidity of the suspender and reduce vibration when lifting components.

The hook 2 can be lifted and lowered under the control of the electric hoist 4, which can satisfy the installation of structural parts of different heights. Auxiliary hook 14 can meet the needs of horizontal installation of side wall panels. The eaves of the gas cabinet should protrude from the column and the vertical surface of side wall panels. Traditional hoisting requires manual tools for horizontal installation of side wall panels. The movement of the auxiliary hook 14 in the utility model can replace the manual tool, and the power is provided by the electric hoist 4 to realize the horizontal installation of the side wall plate.

The tripod 5 is a stable frame structure of a triangular pyramid shape, the bottom surface of the triangular pyramid is fixed on the running frame 3, and 3 pulleys 15 are installed on the top of the triangular pyramid. A pulley 15 connects the wire rope 13 from suspension hook 2, a pulley 15 connects the wire rope 13 from auxiliary hook 14, and a pulley 15 connects the wire rope 13 from the suspension rod top.

3 electric winches 4 are installed on the frame 3, respectively connected and controlled from the wire rope 13 at the top of the suspension hook 2, the auxiliary hook 14, and the suspension rod.

The anchoring system 20 includes an anchoring bracket 11 and a wire rope 13 , one end of the wire rope 13 is fixed on the top of the tripod 5 , and the other end is connected to the anchoring bracket 11 . The anchor bracket 11 is installed on the top of the gas cabinet ventilation cap 10 on the top 9 of the gas cabinet, and the anchor bracket 11 can rotate 360°. The anchor system 20 can function as a hoisting counterweight.

Ring track system 19 comprises rear ring track 6, front ring track 7, front track beam 8, and front track beam 8 is installed on the outer edge of the top of the gas tank, and front ring track 7 is fixed on the center position of front track beam 8. Rear circular track 6 is installed in the front track beam 8 for a week, and the distance between rear circular track 6 and front circular track 7 is identical with the front and rear two steel wheels 16 distances at the bottom of running frame 3 . Because the whole gas tank cabinet top 9 is a spherical surface, the front ring track 7 can be raised by the front track beam 8, so that the front ring track 7 and the rear ring track 6 are on the same level. The hinge point of the boom and the running frame 3 should be above the front circular track 7, so the installation position of the front track beam 8 should match the best installation position of the crane boom, and the section of the front track beam 8 is a rectangular frame structure, which can It plays the role of increasing the stress-bearing area of the cabinet top.

Two pairs of steel wheels 16 are installed at the bottom of the running frame 3, which are engaged with the rear circular track 6 and the front circular track 7 respectively. The steel wheel 16 can be driven by the running motor 12 installed on the bottom of the running frame 3, and can travel along the ring track system in a circular manner, and the empty vehicle can carry all loads, which can meet the installation of structural parts along the 360 ° range of the cabinet.

Claims (2)

1. A hoisting device for installing a steel structure of a large-scale gas storage tank, including 2 sets of cabinet roof crane systems, a ring track system, and an anchor system. Bite on the track, the anchor system is installed on the top of the gas cabinet vent cap on the top of the gas cabinet, the cabinet top crane system is connected with the anchor bracket through a steel wire rope, and the two sets of cabinet top crane systems are symmetrically installed at both ends of the ring track system, which is characterized in that , the cabinet top crane system includes a boom, a hook, a steel wire rope, a tripod, an electric winch, a running frame, and an auxiliary hook, and the tripod and the electric winch are respectively fixed on the running frame, and one end of the boom is hinged on the running frame The other end is connected to the electric hoist through a wire rope. The wire rope connected to the hook passes through the pulley at the top of the boom and the pulley at the top of the tripod in turn, and finally connects with the electric hoist. The wire rope connected with the auxiliary hook passes through the pulley in the middle of the boom and the top of the tripod in turn. The pulley is finally connected with the electric hoist. 2. A lifting device for installing a steel structure of a large gas storage tank according to claim 1, wherein the boom includes a main frame and a pulley, the main frame is a lattice structure with a triangular cross-section, and the main frame A pulley is installed on the top of the top, and a pulley is installed in the middle of the main frame.