CN203938404U - Folding loop wheel machine - Google Patents

Abstract

Folding loop wheel machine, belong to engineering machinery field, comprise base, telescopic mast, rotation seat, winch, steel rope, straight-arm, track adjusting wheel a, oblique arm, expansion link a, track adjusting wheel b, track adjusting wheel c, expansion link b, track adjusting wheel d, hook and expansion link c, described telescopic mast is arranged on base, and rotation seat is arranged on telescopic mast; Straight-arm is fixedly mounted on rotation seat, and oblique arm is connected through the hinge and is arranged on straight-arm, and expansion link b is connected through the hinge and is arranged on oblique arm head, and expansion link b head is provided with a track adjusting wheel d; An expansion link c is installed between straight-arm and oblique arm; An expansion link a is installed between expansion link b and oblique arm; Winch is arranged on rotation seat, and oblique arm afterbody is provided with track adjusting wheel a, and oblique arm head is provided with track adjusting wheel b, and expansion link b afterbody is provided with track adjusting wheel c; Steel rope one end is wrapped on winch, steel wire penetrating track adjusting wheel a, track adjusting wheel b, track adjusting wheel c and track adjusting wheel d, and the steel rope other end is fixed with hook.

Description

foldable crane

technical field

The utility model relates to a foldable crane and belongs to the field of engineering machinery. the

Background technique

A crane refers to a multi-action hoisting machine that lifts vertically and carries heavy objects horizontally within a certain range. It is also called a crane and belongs to material handling machinery. The appearance of a crane greatly reduces the labor intensity of workers. It is widely used in a series of heavy industrial products such as molds and moulds. Traditional cranes are relatively large in size and are not suitable for places with limited space. Therefore, this is an urgent problem to be solved. the

Contents of the invention

The purpose of this utility model is to provide a foldable crane. the

The problem to be solved by the utility model is that the traditional crane has a relatively large volume and takes up a lot of space. the

For realizing the purpose of this utility model, the technical scheme that this utility model adopts is:

The utility model foldable crane comprises a base, a telescopic column, a rotating seat, a hoist, a wire rope, a straight arm, a guide wheel a, an oblique arm, a telescopic rod a, a guide wheel b, a guide wheel c, a telescopic rod b, and a guide wheel d. Hook and telescopic rod c, the telescopic column is installed on the base, the rotating seat is installed on the telescopic column, the telescopic column can be extended and contracted, and the rotating seat can rotate 360 degrees; the straight arm is fixed on the rotating seat, and the oblique arm It is installed on the straight arm through a hinge connection, and the telescopic rod b is installed on the head of the oblique arm through a hinge connection. The head of the telescopic rod b is provided with a guide wheel d; a telescopic rod c is installed between the straight arm and the oblique arm. The action of rod c can drive the rotation of the oblique arm; a telescopic rod a is installed between the telescopic rod b and the oblique arm, and the movement of the telescopic rod a can drive the rotation of the telescopic rod b on the oblique arm; the winch is installed on the rotating seat , the tail of the inclined arm is provided with guide wheel a, the head of the inclined arm is provided with guide wheel b, and the tail of telescopic rod b is provided with guide wheel c; one end of the wire rope is wound on the winch, and the wire rope passes through guide wheel a, guide wheel b, guide wheel c and guide wheel d, the other end of the wire rope is fixed with a hook; the base is fixedly installed on a special car, and the car is provided with a hydraulic mechanism, which drives the whole crane to move.

The utility model has the advantages that: through the action of the telescopic rod a and the telescopic rod c, the oblique arm and the telescopic rod b can be folded, thereby effectively reducing the space occupied by the crane; The boom of the crane can not only be folded, but also stretched; the crane is installed on a special car, which has the characteristics of convenient movement and simple operation. the

Description of drawings

Fig. 1 is the three-dimensional schematic diagram of the utility model foldable crane;

In the figure: 1. Base 2. Telescopic column 3. Swivel seat 4. Hoist 5. Wire rope 6. Straight arm 7. Guide wheel a 8. Oblique arm 9. Telescopic rod a 10. Guide wheel b 11. Guide wheel c 12. Telescopic rod b 13, guide wheel d 14, hook 15, telescopic rod c.

Detailed ways

Below in conjunction with accompanying drawing and embodiment the utility model is described further. the

As shown in Figure 1, the utility model foldable crane includes a base 1, a telescopic column 2, a rotating seat 3, a winch 4, a wire rope 5, a straight arm 6, a guide wheel a7, an oblique arm 8, a telescopic rod a9, a guide Wheel b10, guide wheel c11, telescopic rod b12, guide wheel d13, hook 14 and telescopic rod c15, the telescopic column 2 is installed on the base 1, the rotating seat 3 is installed on the telescopic column 2, and the telescopic column 2 can be extended and contracted , the rotating base 3 can rotate 360 degrees; the straight arm 6 is fixedly installed on the rotating base 3, the oblique arm 8 is installed on the straight arm 6 through a hinge connection, the telescopic rod b12 is installed on the head of the oblique arm 8 through a hinge connection, and the telescopic rod b12 There is a guide wheel d13 on the head, and the guide wheel d13 plays the role of guiding the wire rope 5; a telescopic rod c15 is installed between the straight arm 6 and the oblique arm 8, and the movement of the telescopic rod c15 can drive the rotation of the oblique arm 8; A telescopic rod a9 is installed between the telescopic rod b12 and the oblique arm 8, and the movement of the telescopic rod a9 can drive the rotation of the telescopic rod b12 on the oblique arm 8; The guide wheel a7, the head of the oblique arm 8 is provided with the guide wheel b10, the tail of the telescopic rod b12 is provided with the guide wheel c11; one end of the wire rope 5 is wound on the winch 4, and the wire rope 5 passes through the guide wheel a7, the guide wheel b10, the guide wheel c11 and Guide wheel d13, wire rope 5 other ends are fixed with hook 14, and winch 4 can drive hook 14 to move up and down; the

The usage method of the utility model: first move the crane to the place where objects need to be lifted, control the crane through the cab, extend the telescopic column 2, extend the telescopic rod a9 and the telescopic rod c15, and extend the telescopic rod b12 and the oblique arm 8 is unfolded, and the hoist 4 moves at the same time, and the hook 14 is slowly lowered through the wire rope 5, and can also be adjusted by extending the telescopic rod b12 according to the height of the lifting item; Greatly reduce the space occupied by the crane. the

Claims (2)

1. Foldable crane, including base (1), telescopic column (2), rotating base (3), winch (4), wire rope (5), straight arm (6), guide wheel a (7), inclined Arm (8), telescopic rod a (9), guide wheel b (10), guide wheel c (11), telescopic rod b (12), guide wheel d (13), hook (14) and telescopic rod c (15 ), which is characterized in that: the telescopic column (2) is installed on the base (1), the rotating seat (3) is installed on the telescopic column (2); the straight arm (6) is fixedly installed on the rotating seat (3), The oblique arm (8) is mounted on the straight arm (6) through a hinge connection, the telescopic rod b (12) is mounted on the head of the oblique arm (8) through a hinge connection, and the head of the telescopic rod b (12) is provided with a guide wheel d (13); the hoist (4) is installed on the rotating seat (3), the tail of the oblique arm (8) is provided with a guide wheel a (7), the head of the oblique arm (8) is provided with a guide wheel b (10), and the telescopic rod The tail of b (12) is provided with guide wheel c (11); one end of the wire rope (5) is wound on the winch (4), and the wire rope (5) passes through guide wheel a (7), guide wheel b (10), and guide wheel c (11) and guide wheel d (13), wire rope (5) other end is fixed with hook (14); Base (1) is fixedly installed on the special automobile, and this automobile is provided with hydraulic mechanism. 2. The foldable crane according to claim 1, characterized in that: a telescopic rod c (15) is installed between the straight arm (6) and the oblique arm (8), and a telescopic rod b (12) A telescopic link a (9) is installed between the oblique arm (8).