CN216377219U - A New Type of Electric Double Girder European Crane - Google Patents

Abstract

The utility model provides a novel electronic two roof beam european style hoist, including the girder, the both ends of girder are equipped with the ring flange, be equipped with the upper end roof beam between two girders, two upper end roof beams can be dismantled and fix the both ends at the girder, the top of girder is equipped with the trolley, the trolley assembly is on cart walking track, the top of trolley is equipped with the pair reel and plays to rise the motor, the below of pair reel is equipped with the hoist, the hoist includes the supporting beam, it is fixed with the running block to go up the both ends of supporting beam to dismantle, the running block corresponds to connect on the pair reel through wire rope, the power output shaft of rotating electrical machines is connected with the power input shaft transmission of speed reducer, the power output shaft of speed reducer passes through the rotatable assembly of bearing on last supporting beam, the below of going up the supporting beam is equipped with the supporting beam, the power output shaft of supporting beam and speed reducer is fixed, the bottom of supporting beam can be dismantled through the lug and be equipped with the lifting hook. The utility model has simple structure and convenient use.

Description

A new type of electric double-girder European crane

technical field

The utility model belongs to the technical field of lifting equipment, in particular to a novel electric double-girder European crane.

Background technique

Crane refers to a multi-action hoisting machine that vertically lifts and horizontally transports heavy objects within a certain range. Heavy equipment, in the process of using the existing double-girder European-style crane, the existing double-girder European-style crane cannot rotate and adjust the heavy object when hoisting the heavy object, and it is easy to swing. It is inconvenient to use during handling, and there is also a risk of decoupling due to excessive swinging amplitude, so the structure of the existing European double-girder crane is unreasonable.

Utility model content

In order to solve the technical problem of unreasonable structure of the existing European-style double-girder crane, the utility model provides a novel electric double-girder European-style crane, which comprises two main beams arranged in parallel and spaced apart. There are flanges under both ends of the beam, and two symmetrical upper beams are arranged between the two main beams. The upper beams play a supporting and fixing role. The upper end beams are detachably fixed on both ends of the main beam through flanges, and the ends of the upper end beams are equipped with a cart traveling mechanism. The cart traveling mechanism is assembled on the cart traveling track on the steel structure beam, and the cart travels The mechanism includes a cart traveling wheel that can be rotatably assembled at the end of the upper end beam, the lower roller edge of the cart traveling wheel is roll-fitted with the cart traveling track, and the end of the upper end beam is provided with a cart traveling motor. The power output shaft is connected with the traveling wheel of the cart. The tops of the two main beams are paved with trolley walking tracks, the top of the main beams is provided with a lifting trolley, and the four corners of the bottom end of the lifting trolley are equipped with a trolley traveling mechanism. It includes a trolley traveling wheel and a trolley traveling motor assembled at the four corners of the bottom end of the hoisting trolley. The top of the hoisting trolley is provided with a double drum and a hoisting motor. The power output shaft of the hoisting motor is connected to the double drum (the two ends of the double drum are provided with symmetrically arranged wire rope grooves. When the double drum rotates, , the wire ropes in the two wire rope grooves are synchronously wound on the duplex drum) drive connection, there is a spreader under the duplex drum, the spreader is connected to the double drum through the wire rope, and the spreader includes a horizontally arranged upper support beam , the upper support beam plays a supporting role. Both ends of the upper support beam can be disassembled and fixed with movable pulley blocks. The two movable pulley blocks are symmetrically arranged, and the two movable pulley blocks are correspondingly connected to the double drum through the wire rope. The double drum Clockwise rotation, the wire rope is wound, the upper support beam rises under the traction of the wire rope, the double drum rotates counterclockwise, the wire rope is released, the upper support beam falls, and a vertical reducer is installed in the middle of the top of the upper support beam. The top of the reducer is fixed with a vertically arranged rotating motor. The power output shaft of the rotating motor is connected with the power input shaft of the reducer. The power output shaft of the reducer is rotatably assembled on the upper support beam through the bearing and extends to the upper Below the support beam and the upper support beam is a lower support beam, the lower support beam is fixed with the power output shaft of the reducer, the bottom end of the lower support beam is detachably provided with a hook through the lifting lug, the rotating motor rotates, and the rotating motor Drive the hook to rotate to realize the angle adjustment of the heavy object.

Preferably, both ends of the main beam are fixed with limit blocks that play a limiting role.

Preferably, four corners of the hoisting trolley are provided with crane buffers for buffering, and the crane buffers and the limit blocks are arranged in a one-to-one correspondence.

Preferably, the flange is in strip shape and is consistent with the extension direction of the main beam, the distance between the two upper end beams can be adjusted, and the span of the double beam European crane can be adjusted, which is suitable for different workshops.

Preferably, the cart traveling motor, the trolley traveling motor, the rotating motor and the hoisting motor are all connected to the power supply through cables; the cart traveling motor, the trolley traveling motor, the rotating motor and the hoisting motor are all connected to the PLC controller.

Adopting the above scheme has the following advantages:

The setting of the upper support beam on the spreader, the fixed pulley set at both ends of the upper support beam is used with the double drum, which enhances the stability and reduces the shaking of the hook compared with the single drum lifting hook; the upper support beam The rotating motor at the top can drive the lower support beam to rotate after being decelerated by the reducer, and the hook is driven by the rotating motor to rotate to realize the rotation of the heavy objects on the hook; Adjust the span of the double-girder European crane, which is suitable for different workshops; the setting of the crane buffer and the limit block can limit the position of the hoisting trolley.

Description of drawings

Fig. 1 is the front view structure schematic diagram of the utility model;

FIG. 2 is a schematic structural diagram of a spreader of the present invention.

Reference signs: 1. Main beam; 2. Upper beam; 3. Lifting trolley; 4. Lifting mechanism; 5. Spreader; 6. Steel wire rope; 11. Flange plate; Position block; 21, traveling mechanism for cart; 22, traveling wheel for cart; 23, traveling motor for cart; 24, steel structure beam; 25, traveling track for cart; 31, traveling mechanism for cart; 32, traveling wheel for cart; 33 , trolley traveling motor; 34, crane buffer; 41, double drum; 51, upper support beam; 52, movable pulley block; 53, reducer; 54, rotating motor; 55, lower support beam; 56, lifting lug; 57, hook.

Detailed ways

As shown in Figure 1-2, a new type of electric double-girder European crane includes two main beams 1 arranged in parallel and spaced apart. The main beam 1 plays a supporting role. Lan plate 11, two symmetrical upper end beams 2 are arranged between the two main beams 1, the upper end beam 2 plays a supporting and fixing role, the upper end beam 2 and the main beam 1 are distributed in a "well" shape, and the two upper end beams 2 Removably fixed on both ends of the main beam 1 through the flanges 11, the ends of the upper end beam 2 are equipped with a cart traveling mechanism 21, and the cart traveling mechanism 21 is assembled on the cart traveling track 25 on the steel structure beam 24. Above, the cart traveling mechanism 21 includes a cart traveling wheel 22 rotatably assembled at the end of the upper end beam 2, the lower roller of the cart traveling wheel 22 is roll-fitted with the cart traveling track 25, and the end of the upper end beam 2 is provided with a roller. There is a cart traveling motor 23 , and the power output shaft of the cart traveling motor 23 is drivingly connected with the cart traveling wheel 22 . The tops of the two main beams 1 are paved with a trolley running track 12, a lifting trolley 3 is arranged above the main beam 1, and the four corners of the bottom end of the lifting trolley 3 are equipped with a trolley running mechanism 31, and the trolley running mechanism 31 is assembled on the trolley. On the walking track 12 , the trolley traveling mechanism 31 includes trolley traveling wheels 32 and a trolley traveling motor 33 assembled at the four corners of the bottom end of the hoisting trolley 3 . The top of the hoisting trolley 3 is provided with a double drum 41 and a hoisting motor. The power output shaft of the hoisting motor is connected to the double drum 41 (two ends of the double drum 41 are provided with symmetrically arranged wire rope grooves, and the double drum When the reel 41 rotates, the wire ropes 6 in the two wire rope grooves are synchronously wound around the duplex reel 41) for transmission connection. A spreader 5 is provided below the duplex reel 41, and the spreader 5 is connected to the duplex reel through the wire rope 6. 41, the spreader 5 includes a horizontally arranged upper support beam 51, the upper support beam 51 plays a supporting role, and both ends of the upper support beam 51 can be detached and fixed with a movable pulley group 52, the two movable pulley groups 52 are symmetrically arranged, and the two Each movable pulley group 52 is correspondingly connected to the duplex drum 41 through the wire rope 6, the duplex drum 41 rotates clockwise, winds the wire rope 6, the upper support beam 51 rises under the traction of the wire rope 5, and the duplex drum 41 counterclockwise Rotate, the wire rope 6 is released, the upper support beam 51 falls, the top of the upper support beam 51 is provided with a vertically arranged reducer 53, and the top of the reducer 53 is fixed with a vertically arranged rotating motor 54. The power of the rotating motor 54 The output shaft is drivingly connected with the power input shaft of the reducer 53, and the power output shaft of the reducer 53 is rotatably assembled on the upper support beam 51 through a bearing, and extends to the bottom of the upper support beam 51, and the lower part of the upper support beam 51 is provided with The lower support beam 55 is fixed with the power output shaft of the reducer 53, the bottom end of the lower support beam 55 is detachably provided with a hook 57 through the lifting lug 56, the rotating motor 54 rotates, and the rotating motor 54 drives the hook 57 Turn it to adjust the angle of the heavy object.

Preferably, both ends of the main beam 1 are fixed with limiting blocks 13 for limiting.

Preferably, four corners of the hoisting trolley 3 are provided with crane buffers 34 for buffering, and the crane buffers 34 are arranged in a one-to-one correspondence with the limit blocks.

Preferably, the flange 11 is strip-shaped and is consistent with the extending direction of the main beam 1 , the distance between the two upper end beams 2 can be adjusted, and the span of the double-girder European crane can be adjusted, which is suitable for different workshops.

Preferably, the cart traveling motor 23, the trolley traveling motor 33, the rotating motor 54 and the hoisting motor are all connected to the power supply through cables; the cart traveling motor 23, the trolley traveling motor 33, the rotating motor 54 and the hoisting motor are all connected to the PLC controller.

Use process:

When the utility model is in use, the cart traveling mechanism 21 is activated, the cart traveling motor 23 drives the cart traveling wheel 22 to move along the cart traveling track 25, the cart traveling mechanism 31 is activated, and the cart traveling motor 33 drives the cart traveling wheel 32 to move along the cart. The walking track 12 moves, and when the hoisting trolley 3 moves directly above the heavy object to be hoisted, the hoisting motor is started, and the hoisting motor drives the double drum 41 to rotate counterclockwise, and the double drum 41 releases the wire rope 6 and the spreader. 5 Fall vertically, when the hook 57 falls to the heavy object, start the rotating motor 54, the rotating motor 54 drives the hook 57 to rotate, after the hook 57 is adjusted to the angle, after the heavy object is lifted, the hoisting motor is started in reverse , the double reel 41 rotates clockwise, the spreader 5 rises under the traction of the wire rope 6, and then starts the cart traveling mechanism 21 and the trolley traveling mechanism 31 respectively, after moving the heavy object to the designated position, adjust the weight through the rotating motor 54. angle of the object, and then lower the heavy object.

In the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", "top", "bottom", "horizontal", "vertical", etc. indicate the orientation or The positional relationship is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation , so it cannot be construed as a limitation of the present invention.

The above embodiment is an illustration of the present utility model, not a limitation of the present utility model. Any simple transformation scheme of the present utility model belongs to the protection scope of the present utility model.

Claims (7)

1. A novel electric double-beam European crane comprises two main beams which are arranged in parallel and at intervals, wherein flanges are arranged below two ends of the two main beams, two upper end beams which are symmetrically arranged are arranged between the two main beams, the upper end beams and the main beams are distributed in a shape like a Chinese character 'jing', the two upper end beams are respectively detachably fixed at two ends of the main beams through the flanges, the end parts of the upper end beams are respectively provided with a cart walking mechanism, the cart walking mechanism is assembled on a cart walking track on a steel structure beam, the top ends of the two main beams are respectively paved with a cart walking track, a trolley is arranged above the main beams, the four corners of the bottom end of the trolley are provided with a trolley walking mechanism, and the trolley walking mechanism is assembled on the trolley walking track, the novel electric double-beam European crane is characterized in that a duplex winding drum and a lifting motor are arranged at the top end of the trolley, a power output shaft of the lifting motor is in transmission connection with the duplex winding drum, the below of duplex reel is equipped with the hoist, the hoist passes through wire rope and connects on the duplex reel, the hoist includes the last supporting beam that the level set up, the both ends of going up the supporting beam all can be dismantled and be fixed with the running block, two running block symmetries set up, and two running block correspond through wire rope and connect on the duplex reel, it is equipped with vertical speed reducer that sets up to go up the top middle department of supporting beam, the top of speed reducer is fixed with the rotating electrical machines of vertical setting, the power output shaft of rotating electrical machines is connected with the power input shaft transmission of speed reducer, the power output shaft of speed reducer passes through the rotatable assembly of bearing on last supporting beam, and extend to the below of last supporting beam, the below of going up the supporting beam is equipped with the undersupporting beam, the undersupporting beam is fixed with the power output shaft of speed reducer, the bottom of undersupporting beam can be dismantled through the lug and be equipped with the lifting hook.

2. The novel electric double-beam European crane according to claim 1, wherein: the cart travelling mechanism comprises a cart travelling wheel which is rotatably assembled at the end part of the upper end beam, the lower roller of the cart travelling wheel is in rolling fit with the cart travelling track, a cart travelling motor is arranged at the end part of the upper end beam, and a power output shaft of the cart travelling motor is in transmission connection with the cart travelling wheel.

3. The novel electric double-beam European crane according to claim 2, wherein: the trolley travelling mechanism comprises a trolley travelling wheel and a trolley travelling motor which are assembled at the four corners of the bottom end of the crane trolley, and a power output shaft of the trolley travelling motor is in transmission connection with the trolley travelling wheel.

4. The novel electric double-beam European crane according to claim 3, wherein: the two ends of the main beam are both fixed with limiting blocks for limiting.

5. The novel electric double-beam European crane according to claim 4, wherein: crane buffers with buffering function are arranged at four corners of the crane trolley, and the crane buffers are arranged in one-to-one correspondence with the limiting blocks.

6. The novel electric double-beam European crane according to claim 5, wherein: the flange plate is strip-shaped and consistent with the extending direction of the main beam.

7. The novel electric double-beam European crane according to claim 6, wherein: the cart walking motor, the trolley walking motor, the rotating motor and the lifting motor are all connected with a power supply through cables; the cart walking motor, the trolley walking motor, the rotating motor and the lifting motor are all connected with the PLC.

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