CN216272812U

CN216272812U - Full-hydraulic crawler-type telescopic mast crane

Info

Publication number: CN216272812U
Application number: CN202123004687.0U
Authority: CN
Inventors: 李云飞; 刘宁
Original assignee: Zhengzhou Fudao Machinery Co ltd
Current assignee: Zhengzhou Fudao Machinery Co ltd
Priority date: 2021-12-02
Filing date: 2021-12-02
Publication date: 2022-04-12
Anticipated expiration: 2031-12-02

Abstract

The utility model discloses a full-hydraulic crawler-type telescopic mast crane, which comprises a base plate and a hoisting mechanism, wherein the base plate is provided with a base plate; substrate: a mast seat is arranged on the right side of the upper surface of the base plate, a hydraulic telescopic mast is rotatably connected inside the mast seat through a pin shaft, a fixed pulley is rotatably connected in a notch at the upper end of a telescopic end of the hydraulic telescopic mast through a pin shaft, a first hydraulic pump is arranged on the rear side of the upper surface of the base plate, an oil outlet of the first hydraulic pump is communicated with an oil inlet of the hydraulic telescopic mast through a pipeline, and a cockpit is arranged on the front side of the upper surface of the base plate; a hoisting mechanism: the right end of the upper surface of the substrate is arranged; this flexible mast hoist of full-hydraulic crawler-type can combine crawler-type hoist and mast hoist as a whole, possesses the function of two kinds of current hoists simultaneously, promotes the practicality of this hoist to satisfy the jack-up work under the different conditions, application scope is wider.

Description

Full-hydraulic crawler-type telescopic mast crane

Technical Field

The utility model relates to the technical field of cranes, in particular to a full-hydraulic crawler-type telescopic mast crane.

Background

The crane refers to a multi-action crane for vertically lifting and horizontally carrying heavy objects within a certain range. Also known as crown blocks, navigation cranes and cranes. The hoisting equipment has the working characteristics of intermittent movement, namely corresponding mechanisms for taking materials, transporting, unloading and the like in one working cycle alternately work, so that the development and the use of the crane on the market are more and more extensive.

The crawler crane is a self-propelled crane for high-rise building construction. The movable arm rotating crane capable of walking by the aid of the crawler belt is large in ground contact area, good in trafficability and strong in adaptability, can walk with load, and is suitable for hoisting operation of building sites. The mast crane is a simple crane for hoisting and installation, is inconvenient to move, needs to pull more guy cables to keep stable, is simple to manufacture and convenient to assemble and disassemble, and can be used under narrower conditions.

The existing crane can only complete corresponding types of hoisting work aiming at the form of the crane, cannot meet the hoisting work under different conditions, and mostly has certain use limitation, so that a full-hydraulic crawler type telescopic mast crane is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the existing defects and provide an all-hydraulic crawler-type telescopic mast crane, which can combine a crawler-type crane and a mast crane into a whole, has the functions of two existing cranes and improves the practicability of the crane, thereby meeting the hoisting work under different conditions, having wider application range and effectively solving the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a full hydraulic crawler-type telescopic mast crane comprises a base plate and a hoisting mechanism;

substrate: a mast seat is arranged on the right side of the upper surface of the base plate, a hydraulic telescopic mast is rotatably connected inside the mast seat through a pin shaft, a fixed pulley is rotatably connected in a notch at the upper end of a telescopic end of the hydraulic telescopic mast through a pin shaft, a first hydraulic pump is arranged on the rear side of the upper surface of the base plate, an oil outlet of the first hydraulic pump is communicated with an oil inlet of the hydraulic telescopic mast through a pipeline, and a cockpit is arranged on the front side of the upper surface of the base plate;

a hoisting mechanism: the right end of the upper surface of the substrate is arranged;

wherein: the output of the vehicle-mounted controller that the inside setting of cockpit is connected to the input electricity of first hydraulic pump can combine crawler crane and mast hoist as a whole, possesses the function of two kinds of current hoists simultaneously, promotes the practicality of this hoist to satisfy the jack-up work under the different conditions, application scope is wider.

Further, hoisting mechanism includes riser, cable roller, including a motor, an end cap, a controller, and a cover plate, hoisting cable and lifting hook, the symmetry sets up in the upper surface right-hand member of base plate around the riser, rotate through the bearing between two risers and be connected with the cable roller, the riser trailing flank of rear side is equipped with the motor, the output shaft and the cable roller fixed connection of motor, the extrados winding of cable roller has hoisting cable, hoisting cable's right-hand member and the extrados fixed connection of cable roller, fixed pulley and the below of hanging down to the fixed pulley are walked around to hoisting cable's left end, hoisting cable's left end is equipped with lifting hook, the output of the inside on-vehicle controller that sets up of cockpit is connected to the input electricity of motor, can satisfy the jack-up work of co-altitude not.

Further, the upper surface left side of base plate is equipped with the U-shaped seat, the inside of U-shaped seat is connected with hydraulic telescoping rod through the round pin axle rotation, the extrados left end of hydraulic telescoping mast stiff end is equipped with the connecting seat, hydraulic telescoping rod's flexible end upper end is connected with the connecting seat rotation through the round pin axle, the upper surface left side of base plate is equipped with the second hydraulic pump, the oil-out of second hydraulic pump is linked together through the pipeline with hydraulic telescoping rod's oil inlet, the output of the inside on-vehicle controller that sets up of cockpit is connected to the input electricity of second hydraulic pump, can satisfy the jack-up work of different angles, application scope is wider.

Furthermore, the left end of the outer cambered surface of the fixed end of the hydraulic telescopic mast is provided with support plates which are symmetrical front and back, a guide wheel is rotatably connected between the two support plates through a pin shaft, the guide wheel is positioned at the lower side of the hoisting cable and is in contact with the hoisting cable, and the guide wheel can provide a supporting and limiting effect for the hoisting cable so as to prevent the hoisting cable from being damaged due to friction with the hydraulic telescopic mast.

Furthermore, the bottom surface of base plate is equipped with crawler chassis, and crawler chassis's input electricity is connected the output of the inside on-vehicle controller that sets up of cockpit, can drive this hoist and remove to the assigned position, and the personnel of being convenient for carry out jack-up work to the goods of different positions.

Further, the bottom surface four corners symmetry of base plate is equipped with the assembly seat, and the inside of assembly seat all is connected with electric putter through the round pin axle rotation, and electric putter's flexible end all is equipped with props the floor, and the output of the inside on-vehicle controller that sets up of cockpit is connected to electric putter's input electricity, can provide further auxiliary stay for the base plate, ensures the stability of jack-up during operation.

Furthermore, the middle parts of the left end and the right end of the bottom surface of the base plate are respectively provided with a containing ring, an opening in the middle part of each containing ring is matched with the floor supporting plate, and the crane moves to contain the electric push rod and the floor supporting plate.

Compared with the prior art, the utility model has the beneficial effects that: this full-hydraulic crawler-type telescopic mast crane has following benefit:

1. through the regulation and control of the vehicle-mounted controller, the crawler chassis can drive the crane to move to a designated position, so that personnel can conveniently lift goods at different positions, then the electric push rod is appropriately contracted to enable the supporting floor to fall off from the inside of the containing ring, then the electric push rod can automatically rotate to a vertical state, the electric push rod is extended again to enable the supporting floor to be in contact with the ground, so that the auxiliary support of the base plate is realized, the stability during the lifting work is ensured, when the lifting work is carried out, through the regulation and control of the vehicle-mounted controller, the first hydraulic pump is electrified to inject hydraulic oil into the inside of the hydraulic telescopic mast to enable the hydraulic telescopic mast to extend upwards, the lifting height of the crane can be adjusted, after the personnel connects the goods with the lifting hook, the motor is rotated to drive the cable roller to rotate so that a lifting cable can be gradually wound outside the cable roller, thereby realizing the lifting work of the goods.

2. The leading wheel then can provide the support limiting displacement for the load-carrying rope, take place the friction and impaired with the flexible mast of hydraulic pressure in order to avoid the load-carrying rope, hydraulic telescoping rod can take place to extend when the second hydraulic pump circular telegram injects hydraulic telescoping rod's inside with hydraulic oil, thereby adjust the inclination of the flexible mast of hydraulic pressure, satisfy the jack-up work of different angles, application scope is wider, can combine crawler crane and mast hoist into a whole, possess the function of two kinds of current hoists simultaneously, promote the practicality of this hoist.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a rear view of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A of the present invention.

In the figure: the hydraulic lifting device comprises a base plate 1, a mast base 2, a hydraulic telescopic mast 3, a fixed pulley 4, a first hydraulic pump 5, a cockpit 6, a lifting mechanism 7, a vertical plate 71, a cable roller 72, a motor 73, a lifting cable 74, a lifting hook 75, a U-shaped base 8, a hydraulic telescopic rod 9, a connecting base 10, a second hydraulic pump 11, a support plate 12, a guide wheel 13, a crawler chassis 14, an assembly base 15, an electric push rod 16, a support floor 17 and a receiving ring 18.

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.

Referring to fig. 1-3, the present embodiment provides a technical solution: a full hydraulic crawler-type telescopic mast crane comprises a base plate 1 and a hoisting mechanism 7;

substrate 1: the hydraulic telescopic mast is characterized in that a mast seat 2 is arranged on the right side of the upper surface of the hydraulic telescopic mast 2, the interior of the mast seat 2 is rotatably connected with a hydraulic telescopic mast 3 through a pin shaft, a fixed pulley 4 is rotatably connected in a notch at the upper end of a telescopic end of the hydraulic telescopic mast 3 through a pin shaft, a first hydraulic pump 5 is arranged on the rear side of the upper surface of a base plate 1, an oil outlet of the first hydraulic pump 5 is communicated with an oil inlet of the hydraulic telescopic mast 3 through a pipeline, a cab 6 is arranged on the front side of the upper surface of the base plate 1, when the crane works, hydraulic oil is injected into the hydraulic telescopic mast 3 through the electrification of a vehicle-mounted controller to enable the hydraulic telescopic mast 3 to extend upwards through the electrification of the first hydraulic pump 5, the lifting height of the crane can be adjusted, the crawler crane and the mast crane can be combined into a whole, meanwhile, the hydraulic telescopic mast has the functions of two existing cranes, and the practicability of the crane is improved;

the hoisting mechanism 7: the hoisting mechanism 7 comprises vertical plates 71, cable rollers 72, a motor 73, hoisting cables 74 and hoisting hooks 75, the vertical plates 71 are symmetrically arranged at the right end of the upper surface of the base plate 1 in a front-back manner, the cable rollers 72 are rotatably connected between the two vertical plates 71 through bearings, the rear side surface of the vertical plate 71 at the rear side is provided with the motor 73, an output shaft of the motor 73 is fixedly connected with the cable rollers 72, the hoisting cables 74 are wound on the outer arc surfaces of the cable rollers 72, the right end of the hoisting cables 74 is fixedly connected with the outer arc surfaces of the cable rollers 72, the left end of the hoisting cables 74 bypasses the fixed pulley 4 and falls below the fixed pulley 4, the hoisting hooks 75 are arranged at the left end of the hoisting cables 74, the input end of the motor 73 is electrically connected with the output end of a vehicle-mounted controller arranged in the cab 6, after a person connects goods with the hoisting hooks 75, the motor 73 operates to drive the cable rollers 72 to rotate, so that the hoisting cables 74 can be gradually wound outside the cable rollers 72, thereby realizing the lifting work of the goods;

wherein: the input end of the first hydraulic pump 5 is electrically connected with the output end of a vehicle-mounted controller arranged in the cab 6.

Wherein: the upper surface left side of base plate 1 is equipped with U-shaped seat 8, the inside of U-shaped seat 8 is connected with hydraulic telescoping rod 9 through the round pin axle rotation, the extrados left end of 3 stiff ends of hydraulic telescoping mast is equipped with connecting seat 10, hydraulic telescoping rod 9's flexible end upper end is rotated with connecting seat 10 through the round pin axle and is connected, the upper surface left side of base plate 1 is equipped with second hydraulic pump 11, the oil-out of second hydraulic pump 11 is linked together through the pipeline with hydraulic telescoping rod 9's oil inlet, the output of the on-vehicle controller of 6 inside settings in cockpit is connected to second hydraulic pump 11's input electricity, hydraulic telescoping rod 9 can take place to extend when second hydraulic pump 11 circular telegram will hydraulic oil pour into hydraulic telescoping rod 9's inside, thereby adjust the inclination of hydraulic telescoping mast 3, satisfy the jack-up work of different angles, application scope is wider.

Wherein: the left end of the extrados of the fixed end of the hydraulic telescopic mast 3 is provided with support plates 12 which are symmetrical front and back, a guide wheel 13 is rotatably connected between the two support plates 12 through a pin shaft, the guide wheel 13 is positioned at the lower side of a hoisting cable 74 and is in contact with the hoisting cable 74, and the guide wheel can provide a supporting and limiting effect for the hoisting cable 74 so as to prevent the hoisting cable 74 from being damaged due to friction with the hydraulic telescopic mast 3.

Wherein: the bottom surface of base plate 1 is equipped with crawler chassis 14, and the output of the inside on-vehicle controller that sets up of cockpit 6 is connected to crawler chassis 14's input electricity, and through on-vehicle controller's regulation and control, crawler chassis 14 operation can drive this hoist and remove to the assigned position, and the personnel of being convenient for carry out jack-up work to the goods of different positions.

Wherein: base plate 1's bottom surface four corners symmetry is equipped with assembly seat 15, assembly seat 15's inside all is connected with electric putter 16 through the round pin hub rotation, electric putter 16's flexible end all is equipped with props floor 17, the output of the inside on-vehicle controller that sets up of cockpit 6 is connected to electric putter 16's input electricity, electric putter 16 moderate degree shrink, make to prop floor 17 and drop from the inside of accomodating ring 18, then electric putter 16 can rotate to vertical state by oneself, electric putter 16 extends the messenger once more and props floor 17 and ground contact, thereby realize the auxiliary stay to base plate 1, ensure the stability of jack-up during operation.

Wherein: the middle parts of the left and right ends of the bottom surface of the base plate 1 are provided with containing rings 18, the opening of the middle part of the containing ring 18 is matched with the floor supporting plate 17, and the electric push rod 16 and the floor supporting plate 17 can be contained when the crane moves.

The working principle of the full-hydraulic crawler-type telescopic mast crane provided by the utility model is as follows: through the regulation and control of the vehicle-mounted controller, the crawler chassis 14 can drive the crane to move to a designated position, so that a person can conveniently lift the goods at different positions, then the electric push rod 16 contracts moderately, so that the supporting floor 17 falls off from the inside of the containing ring 18, then the electric push rod 16 rotates to a vertical state by itself, the electric push rod 16 extends again to enable the supporting floor 17 to be in contact with the ground, thereby realizing the auxiliary support of the base plate 1 and ensuring the stability during the lifting operation, when the lifting operation is performed, through the regulation and control of the vehicle-mounted controller, the first hydraulic pump 5 is electrified to inject hydraulic oil into the inside of the hydraulic telescopic mast 3 to enable the hydraulic telescopic mast to extend upwards, the lifting height of the crane can be adjusted, after the person connects the goods with the lifting hook 75, the motor 73 operates to drive the cable roller 72 to rotate and wind up the lifting cable 74 outside the cable roller 72 gradually, thereby realize the jack-up work to the goods, leading wheel 13 then can provide the support limiting displacement for jack-up cable 74, in order to avoid jack-up cable 74 and the flexible mast 3 of hydraulic pressure to take place the friction and impaired, hydraulic telescoping rod 9 can take place to extend when second hydraulic pump 11 circular telegram is with the inside of hydraulic oil injection hydraulic telescoping rod 9, thereby adjust the inclination of the flexible mast 3 of hydraulic pressure, satisfy the jack-up work of different angles, application scope is wider, can combine crawler crane and mast crane into a whole, possess the function of two kinds of current cranes simultaneously, promote the practicality of this crane.

It should be noted that the SMART-700-IE-V3 controller is selected as the vehicle controller disclosed in the above embodiments, the HL-A4VSO180EO2 type hydraulic pump is selected as the first hydraulic pump 5, the 5IK150RGU-CF adjustable-speed motor is selected as the motor 73, the V60N variable hydraulic pump is selected as the second hydraulic pump 11, the TANTU-12 large-sized crawler chassis is selected as the crawler chassis 14, the YNT-04 type electric push rod is selected as the electric push rod 16, and the method commonly used in the prior art is adopted for the vehicle controller to control the first hydraulic pump 5, the motor 73, the second hydraulic pump 11, the crawler chassis 14 and the electric push rod 16 to operate.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. A full hydraulic crawler-type telescopic mast crane is characterized in that: comprises a substrate (1) and a hoisting mechanism (7);

substrate (1): a mast seat (2) is arranged on the right side of the upper surface of the mast seat (2), a hydraulic telescopic mast (3) is rotatably connected inside the mast seat (2) through a pin shaft, a fixed pulley (4) is rotatably connected in a notch at the upper end of a telescopic end of the hydraulic telescopic mast (3) through a pin shaft, a first hydraulic pump (5) is arranged on the rear side of the upper surface of the base plate (1), an oil outlet of the first hydraulic pump (5) is communicated with an oil inlet of the hydraulic telescopic mast (3) through a pipeline, and a cockpit (6) is arranged on the front side of the upper surface of the base plate (1);

hoisting mechanism (7): the right end of the upper surface of the substrate (1) is arranged;

wherein: the input end of the first hydraulic pump (5) is electrically connected with the output end of a vehicle-mounted controller arranged in the cockpit (6).

2. A fully hydraulic crawler telescopic mast crane according to claim 1, characterized in that: the hoisting mechanism (7) comprises a vertical plate (71), a cable roller (72), a motor (73), a hoisting cable (74) and a hoisting hook (75), the utility model discloses a lifting device, including base plate (1), riser (71), motor (73), output shaft and cable roller (72), the outer cambered surface winding of cable roller (72) has hoisting cable (74), the right-hand member of hoisting cable (74) and the outer cambered surface fixed connection of cable roller (72), the left end of hoisting cable (74) is walked around fixed pulley (4) and is fallen to the below of fixed pulley (4), the left end of hoisting cable (74) is equipped with lifting hook (75), the output of the inside on-vehicle controller that sets up of cockpit (6) is connected to the input electricity of motor (73) to the right-hand member of upper surface of base plate (1), rotate through the bearing between two risers (71) and be connected with cable roller (72), riser (71) the trailing flank of rear side is equipped with motor (73), the output of motor roller (73) fixed connection.

3. A fully hydraulic crawler telescopic mast crane according to claim 1, characterized in that: the utility model discloses a hydraulic control system for vehicle-mounted controller, including base plate (1), the upper surface left side of base plate (1) is equipped with U-shaped seat (8), the inside of U-shaped seat (8) is connected with hydraulic telescoping rod (9) through the round pin axle rotation, the extrados left end of hydraulic telescoping mast (3) stiff end is equipped with connecting seat (10), the flexible end upper end of hydraulic telescoping rod (9) is connected with connecting seat (10) through the round pin axle rotation, the upper surface left side of base plate (1) is equipped with second hydraulic pump (11), the oil-out of second hydraulic pump (11) is linked together through the pipeline with the oil inlet of hydraulic telescoping rod (9), the output of the inside on-vehicle controller that sets up of cockpit (6) is connected to the input electricity of second hydraulic pump (11).

4. A fully hydraulic crawler telescopic mast crane according to claim 2, characterized in that: the left end of the outer cambered surface of the fixed end of the hydraulic telescopic mast (3) is provided with support plates (12) which are symmetrical front and back, a guide wheel (13) is rotatably connected between the two support plates (12) through a pin shaft, and the guide wheel (13) is positioned on the lower side of a hoisting cable (74) and is in contact with the hoisting cable (74).

5. A fully hydraulic crawler telescopic mast crane according to claim 1, characterized in that: the bottom surface of the base plate (1) is provided with a crawler chassis (14), and the input end of the crawler chassis (14) is electrically connected with the output end of an on-vehicle controller arranged in the cab (6).

6. A fully hydraulic crawler telescopic mast crane according to claim 1, characterized in that: the automobile-mounted controller is characterized in that assembly seats (15) are symmetrically arranged at four corners of the bottom of the base plate (1), electric push rods (16) are rotatably connected to the inner portions of the assembly seats (15) through pin shafts, floor supporting plates (17) are arranged at telescopic ends of the electric push rods (16), and the input ends of the electric push rods (16) are electrically connected with the output end of an automobile-mounted controller arranged inside a cockpit (6).

7. A fully hydraulic crawler telescopic mast crane according to claim 6, characterized in that: the middle parts of the left end and the right end of the bottom surface of the base plate (1) are respectively provided with a containing ring (18), and an opening in the middle part of each containing ring (18) is matched with the support floor (17).