CN217708624U - Lifting system of beam moving machine - Google Patents

Abstract

The application provides a lifting system of a beam carrying machine, which comprises a lifting mechanism and two groups of hoisting trolleys, wherein the lifting mechanism comprises four groups of winches, four groups of middle guide pulleys, four groups of fixed pulley blocks, four groups of movable pulley blocks, three steel wire ropes, two groups of guide pulleys and two groups of fixed ends of the steel wire ropes; two groups of hoisting trolleys are arranged; the fixed ends of the winch and the steel wire rope are installed on a winch installation platform, the winch installation platform is installed at two ends of a girder moving machine, a middle guide pulley is installed in the middle of the girder moving machine, the guide pulley is installed at one end of the girder moving machine, a fixed pulley block is sleeved on a trolley, the fixed pulley block is pushed to transversely move on the trolley through a transverse movement mechanism, and a movable pulley block is connected with the fixed pulley block and the winch through the winding of the steel wire rope. The beam moving machine lifting system is safer, more reliable, more energy-saving and more environment-friendly under the condition of meeting the requirements of beam moving machine lifting, transporting, transferring and other functions, and reduces the cost of the beam moving machine.

Description

Lifting system of beam moving machine

Technical Field

The utility model belongs to the technical field of the construction equipment is erect to the bridge, in particular to remove roof beam machine hoisting mechanism and trolley.

Background

At present, railways and roads in China are rapidly developed, prefabricated box type erection is an important part in railway and road construction, and beam moving is mainly used for lifting, transporting, transferring and other work of a whole-hole box beam in a beam yard and plays an important role. The existing lifting mechanism and the existing trolley of the beam moving machine are controlled by a hydraulic system, so that the transmission efficiency is low, energy is not saved, the environment is protected, and when the hydraulic oil cylinder pushes the trolley to longitudinally move on a main beam, the sliding plate is easy to wear and damage, and the beam moving efficiency of the beam moving machine is influenced.

Disclosure of Invention

The utility model discloses a solve prior art weak point, provided one kind and moved roof beam machine and play to rise the system, should move roof beam machine and play to rise the system and satisfy and move roof beam machine handle, transportation, transfer etc. under the requirement of function, safe and reliable, energy-concerving and environment-protective more to the roof beam machine cost of moving has been reduced.

Realize the utility model discloses the technical scheme that above-mentioned purpose adopted does:

a lifting system of a beam moving machine is integrally arranged on a main beam of the beam moving machine and comprises a lifting mechanism and two groups of hoisting trolleys, wherein the lifting mechanism comprises four groups of windlasses, four groups of middle guide pulleys, four groups of fixed pulley blocks, four groups of movable pulley blocks, three steel wire ropes, two groups of guide pulleys and two groups of fixed ends of the steel wire ropes;

the fixed ends of the winch and the steel wire rope are arranged on a winch mounting platform, the winch mounting platform is arranged at two ends of a girder moving machine, a middle guide pulley is arranged in the middle of the girder moving machine, the guide pulley is arranged at one end of the girder moving machine, a fixed pulley block is sleeved on a trolley and pushes the fixed pulley block to move transversely on the trolley through a transverse movement mechanism, and the movable pulley block is connected with the fixed pulley block and the winch through the winding of the steel wire rope.

The hoisting trolley comprises a trolley frame, a speed reducer chain driving device, a transverse moving mechanism and a traveling wheel set; the speed reducer chain driving device is connected with the trolley frame by adopting high-strength bolts, the walking wheel set is arranged below the trolley frame, and the transverse moving mechanism is arranged on the trolley frame.

The four groups of winches are all electric winches and are provided with high-speed ends, low-speed ends, double brakes, height limiters and overspeed switches.

Speed reducer chain drive arrangement symmetrical arrangement has two sets ofly, by trinity speed reducer, sprocket case, drive sprocket group, walk line sprocket, chain fixing base and constitute, drives drive sprocket group drive through trinity speed reducer and walks line sprocket and walk on the chain to drive trolley indulges through walking the wheelset and moves on the girder.

The transverse moving mechanism comprises an electro-hydraulic push rod and a pull rod, the pull rod connects the two groups of fixed pulley blocks, and the electro-hydraulic push rod pushes the two groups of fixed pulley blocks to realize synchronous transverse moving.

One end of a first steel wire rope is fixed on a first winch and sequentially wound through a first middle guide pulley, a first fixed pulley block, a first movable pulley block, a first guide pulley, a second movable pulley block, a second fixed pulley block and a second middle guide pulley, and the other end of the first steel wire rope is fixed on a second winch;

one end of a second steel wire rope is fixed on a third winch and sequentially wound through a third middle guide pulley, a third fixed pulley block and a third movable pulley block, and the other end of the second steel wire rope is fixed on the fixed end of the first steel wire rope;

one end of a third steel wire rope is fixed on a fourth winch and sequentially wound through a fourth middle guide pulley, a fourth fixed pulley block and a fourth movable pulley block, and the other end of the third steel wire rope is fixed at the fixed end of a second steel wire rope.

Compared with the prior art, the utility model provides a remove roof beam machine and play to rise system has following advantage: 1. hoisting mechanism adopts electric hoist engine in this patent, and is more energy-concerving and environment-protective than hydraulic motor drive, reduce cost moreover. 2. The crane trolley is longitudinally moved and driven by a speed reducer chain, so that the transmission efficiency is higher, the running is more stable, the walking wheel set replaces the original sliding plate longitudinal movement, and the sliding plate abrasion damage caused by the longitudinal movement of the crane trolley can be avoided. 3. The trolley transverse moving mechanism adopts an electro-hydraulic push rod to transversely move, is more stable and safer, and connects the two groups of fixed pulley blocks by using pull rods to realize synchronous transverse moving of the two groups of fixed pulley blocks. 4. The utility model discloses can realize the hoist and mount of the two-way whole pore case roof beam in high-speed railway and the prefabricated field of passenger dedicated line 40m, 32m, 24m, 20m, satisfy and remove under the requirement of functions such as roof beam machine handle, transportation, transfer, safe and reliable, energy-concerving and environment-protective more to it removes the roof beam machine cost to have reduced.

Drawings

In order to more clearly illustrate the present invention, reference will now be made to the accompanying drawings, which form a part hereof.

Fig. 1 is a front view of the lifting system of the beam conveyor of the present invention.

Fig. 2 is the utility model discloses the top view of roof beam carrying machine lifting system.

Fig. 3 is an elevation view of the trolley.

Fig. 4 is a top view of the trolley.

Fig. 5 is a front view of the reducer chain drive.

Fig. 6 is a plan view of the reducer chain drive device.

Fig. 7 is a plan view of the traverse mechanism.

Fig. 8 is a hoisting mechanism wire rope winding diagram.

The sequence numbers in the figures illustrate: 1. a winch; 1-1. A first winch; 1-2. A second winch; 1-3. A third winch; 1-4. A fourth winch; 2. a middle guide pulley; 2-1. A first intermediate guide pulley; 2-2. A second intermediate guide pulley; 2-3. A third intermediate guide pulley; 2-4. A fourth intermediate guide pulley; 3. a guide pulley; 3-1, a first guide pulley; 3-2, a second guide pulley; 4. a steel wire rope fixing end; 4-1, fixing a first steel wire rope end; 4-2, fixing the second steel wire rope; 5. a wire rope; 5-1, a first steel wire rope; 5-2. A second steel wire rope; 5-3, a third steel wire rope; 6. a trolley; 61. a trolley frame; 62. a reducer chain drive; 62-1, a speed reducer; 62-2, a chain fixing seat; 62-3, a chain; 62-4, a walking chain wheel; 62-5, driving chain wheel set; 62-6, a sprocket box; 63. a traversing mechanism; 63-1, an electro-hydraulic push rod; 63-2, a pull rod; 64. a running wheel set; 7. a fixed pulley block; 7-1, a first fixed pulley block; 7-2. A second fixed pulley block; 7-3, a third fixed pulley block; 7-4. A fourth fixed pulley block; 8. a movable pulley block; 8-1, a first movable pulley block; 8-2, a second movable pulley block; 8-3, a third movable pulley block; 8-4, a fourth movable pulley block.

Detailed Description

The following describes in detail embodiments of the present invention with reference to the accompanying drawings. It should be noted that the embodiments described herein are only for illustrating and explaining the present invention, and are not to be construed as limiting the present invention.

Referring to fig. 1 and 2, the utility model relates to a beam carrying machine plays to rise system, including hoist engine 1, middle guide pulley 2, guide pulley 3, wire rope stiff end 4, wire rope 5, trolley 6, standing block 7, running block 8, hoist engine 1, wire rope stiff end 4 pass through the hoist engine mounting platform to be fixed on the girder, and middle guide pulley 2 is installed in the middle of the girder, guide pulley 3 installs in girder one end. The hoisting trolley 6 is wound by a steel wire rope 5 to connect the movable pulley block 8 with the fixed pulley block 7, the middle guide pulley 2, the guide pulley 3, the steel wire rope fixing end 4 and the winch 1 to form a hoisting system.

Referring to fig. 2, four winches 1 are all electric winches symmetrically arranged on a winch mounting platform, and each winch 1 is provided with safety devices such as a high-speed end, a low-speed end double-brake and height limiter, an overspeed switch and the like, so that the lifting capacity and the lifting speed of the trolley can be increased, and a lifting system can be more stable and safer.

Referring to fig. 3 and 4, the trolley 6 moves longitudinally on the main beam through the reducer chain driving device 62 and the traveling pulley group 64, the fixed pulley group 7 is sleeved on the trolley frame 61 of the trolley, and the fixed pulley group 7 is pushed to move transversely on the trolley frame 61 through the transverse moving mechanism 63. The trolley frame 61 is formed by welding steel plates, the speed reducer chain driving device 62 is connected with the trolley frame 61 through high-strength bolts, the transverse moving mechanism 63 is installed on the trolley frame, the walking wheel set 64 is installed below the trolley frame 61, the walking wheel set 64 runs in a wheel-rail mode, and abrasion and damage of a sliding plate caused by the fact that a hydraulic oil cylinder is used for pushing the lifting trolley to move longitudinally can be avoided.

Referring to fig. 5 and 6, the reducer chain driving device 62 is composed of a three-in-one reducer 62-1, a sprocket box 62-6, a driving sprocket set 62-5, a traveling sprocket 62-4, a chain 62-3, a chain fixing seat 62-2 and the like. The three-in-one speed reducer 62-1 drives the driving chain wheel set 62-5 to drive the traveling chain wheel 62-4 to travel on the chain 62-3, so that the hoisting trolley 6 is driven to longitudinally move on the main beam through the traveling wheel set 64, and the travelling speed is higher, the efficiency is higher, and the safety and the reliability are higher.

Referring to fig. 4 and 7, the transverse moving mechanism 63 comprises an electro-hydraulic push rod 63-1 and a pull rod 63-2, the two groups of fixed pulley blocks are connected through the pull rod 63-2, and the electro-hydraulic push rod 63-1 pushes the two groups of fixed pulley blocks to realize synchronous transverse movement, so that the positioning of the hoisting beam piece is adjusted.

Referring to fig. 1, 2 and 8, the winding manner of the steel wire rope is as follows: one end of a first steel wire rope 5-1 is fixed on a first winch 1-1, and is wound to sequentially pass through a first middle guide pulley 2-1, a first fixed pulley block 7-1, a first movable pulley block 8-1, a first guide pulley 3-1, a second guide pulley 3-2, a second movable pulley block 8-2, a second fixed pulley block 7-2 and a second middle guide pulley 2-2, and the other end of the first steel wire rope is fixed on a second winch 1-2. One end of a second steel wire rope 5-2 is fixed on a third winch 1-3 and is wound to sequentially pass through a third middle guide pulley 2-3, a third fixed pulley block 7-3 and a third movable pulley block 8-3, and the other end of the second steel wire rope is fixed on a first steel wire rope fixing end 4-1. One end of a third steel wire rope 5-3 is fixed on a fourth winch 1-4, and is wound to sequentially pass through a fourth middle guide pulley 2-4, a fourth fixed pulley block 7-4 and a fourth movable pulley block 8-4, and the other end of the third steel wire rope is fixed on a second steel wire rope fixing end 4-2. By the four-point hoisting three-point balanced steel wire rope winding mode, the stress balance of the longitudinal hoisting point of the hoisting tool can be effectively ensured.

Claims (6)

1. The utility model provides a remove roof beam machine and play to rise system, integral erection is on removing roof beam machine girder, including hoisting mechanism and two sets of crane carriages, its characterized in that: the hoisting mechanism comprises four groups of winches, four groups of middle guide pulleys, four groups of fixed pulley blocks, four groups of movable pulley blocks, three steel wire ropes, two groups of guide pulleys and two groups of fixed ends of the steel wire ropes;

the fixed ends of the winch and the steel wire rope are installed on a winch installation platform, the winch installation platform is installed at two ends of a girder of a beam moving machine, a middle guide pulley is installed in the middle of the girder of the beam moving machine, the guide pulley is installed at one end of the girder of the beam moving machine, a fixed pulley block is sleeved on a trolley, the fixed pulley block is pushed to transversely move on the trolley through a transverse moving mechanism, and a movable pulley block is connected with the fixed pulley block and the winch through the winding of the steel wire rope.

2. The beam mover lifting system of claim 1, wherein: the hoisting trolley comprises a trolley frame, a speed reducer chain driving device, a transverse moving mechanism and a traveling wheel set; the speed reducer chain driving device is connected with the trolley frame by adopting high-strength bolts, the walking wheel set is arranged below the trolley frame, and the transverse moving mechanism is arranged on the trolley frame.

3. The beam mover lifting system of claim 1, wherein: the four groups of winches are all electric winches and are provided with high-speed ends, low-speed ends, double brakes, height limiters and overspeed switches.

4. The beam mover lifting system of claim 2, wherein: speed reducer chain drive arrangement symmetrical arrangement has two sets ofly, by trinity speed reducer, sprocket case, drive sprocket group, walk line sprocket, chain fixing base and constitute, drives drive sprocket group drive through trinity speed reducer and walks line sprocket and walk on the chain to drive trolley indulges through walking the wheelset and moves on the girder.

5. A lifting system of a girder transporting machine according to claim 2, wherein: the transverse moving mechanism comprises an electro-hydraulic push rod and a pull rod, the pull rod connects the two groups of fixed pulley blocks, and the electro-hydraulic push rod pushes the two groups of fixed pulley blocks to realize synchronous transverse moving.

6. The lifting system of the girder transporting machine as claimed in claim 1, wherein: one end of a first steel wire rope is fixed on a first winch and sequentially wound through a first middle guide pulley, a first fixed pulley block, a first movable pulley block, a first guide pulley, a second movable pulley block, a second fixed pulley block and a second middle guide pulley, and the other end of the first steel wire rope is fixed on a second winch;

one end of a second steel wire rope is fixed on a third winch and sequentially wound through a third middle guide pulley, a third fixed pulley block and a third movable pulley block, and the other end of the second steel wire rope is fixed at the fixed end of the first steel wire rope;

one end of a third steel wire rope is fixed on a fourth winch and sequentially wound through a fourth middle guide pulley, a fourth fixed pulley block and a fourth movable pulley block, and the other end of the third steel wire rope is fixed at the fixed end of the second steel wire rope.

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