CN215364606U - Cantilever crane - Google Patents

Abstract

The utility model discloses a cantilever crane, comprising: the wall hanging column is fixed on the wall-like attachment; the cantilever comprises a cantilever body and a truss arranged between the cantilever body and the top end of the hanging column, wherein the truss is arranged above the cantilever body; the suspension arm is connected with the suspension arm body and can move along the length direction of the suspension arm. The technical scheme of the utility model can increase the bearing capacity of the suspension arm of the wall-mounted cantilever crane.

Description

Cantilever crane

Technical Field

The utility model belongs to the technical field of electrical construction, and particularly relates to a cantilever crane.

Background

As a material hoisting device, the cantilever crane is widely applied to occasions such as workpiece hoisting of a production line between upper and lower materials and processes of a workshop machine tool, can avoid workshop obstacles in a certain operation space range in real time, and is placed at a specified position of a production and processing workshop through multi-angle hoisting of materials.

A wall-mounted cantilever crane is a type of cantilever crane, and a hanging column thereof is fixed to a wall or the like. Wall-mounted cantilever cranes cannot hoist objects that are too heavy due to the nature of their suspension bases.

It is to be noted that the information disclosed in the above background section is only for enhancement of understanding of the background of the present invention and therefore may include information that does not constitute prior art known to a person of ordinary skill in the art.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model aims to provide a jib crane, so that the bearing capacity of a jib is increased to a certain extent.

Additional features and advantages of the utility model will be set forth in the detailed description which follows, or may be learned by practice of the utility model.

According to an embodiment of the present invention, there is provided a cantilever crane including: the wall hanging column is fixed on the wall-like attachment; the cantilever comprises a cantilever body and a truss arranged between the cantilever body and the top end of the hanging column, wherein the truss is arranged above the cantilever body; the suspension arm is connected with the suspension arm body and can move along the length direction of the suspension arm.

Further, the truss includes a plane structure or a space structure having triangular units composed of the rods.

Further, the suspension arm comprises a lifting device and a suspension arm motor, the lifting device comprises a rope and a pulley with a hook, and the suspension arm moves along the length direction of the suspension arm under the driving of the suspension arm motor.

Further, the suspension arm comprises an electric hoist.

Further, the cantilever crane further comprises a rotary motor, wherein the rotary motor is arranged on the cantilever and used for controlling the cantilever to rotate around the hanging column.

Compared with the prior art, the cantilever crane has the advantages that the cantilever body is connected with the upright post through the truss, so that the bearing capacity of the cantilever of the wall-mounted cantilever crane is improved.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the utility model, as claimed.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the utility model and together with the description, serve to explain the principles of the utility model. It is obvious that the drawings in the following description are only some embodiments of the utility model, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:

fig. 1 schematically shows a construction diagram of a cantilever crane according to an embodiment of the utility model;

FIG. 2 schematically illustrates a schematic structural view of a cantilever crane according to another embodiment of the present invention;

fig. 3 schematically shows a schematic structural view of an electric boom according to an embodiment of the present invention.

Detailed Description

Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the examples set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art.

Furthermore, the described features, structures, or characteristics may be combined in any suitable manner in one or more embodiments. In the following description, numerous specific details are provided to provide a thorough understanding of embodiments of the utility model. One skilled in the relevant art will recognize, however, that the utility model may be practiced without one or more of the specific details, or with other methods, components, devices, steps, and so forth. In other instances, well-known methods, devices, implementations or operations have not been shown or described in detail to avoid obscuring aspects of the utility model.

The block diagrams shown in the figures are functional entities only and do not necessarily correspond to physically separate entities. I.e. these functional entities may be implemented in the form of software, or in one or more hardware modules or integrated circuits, or in different networks and/or processor means and/or microcontroller means.

The flow charts shown in the drawings are merely illustrative and do not necessarily include all of the contents and operations/steps, nor do they necessarily have to be performed in the order described. For example, some operations/steps may be decomposed, and some operations/steps may be combined or partially combined, so that the actual execution sequence may be changed according to the actual situation.

The technical contents of the preferred embodiments of the present invention will be more clearly and easily understood by referring to the drawings attached to the specification. The present invention may be embodied in many different forms of embodiments and the scope of the utility model is not limited to the embodiments set forth herein.

In the drawings, structurally identical elements are represented by like reference numerals, and structurally or functionally similar elements are represented by like reference numerals throughout the several views. The shape and size of each component shown in the drawings are arbitrary, and the present invention is not limited to the specific shape and size.

As shown in fig. 1, there is provided a cantilever crane according to an embodiment of the present invention, including: the method comprises the following steps: the wall-mounted column 10 is characterized in that the wall-mounted column 10 is fixed on a wall-like attachment; the cantilever comprises a cantilever body and a truss 30 arranged between the cantilever body and the top end of the suspension column, wherein the truss is arranged above the cantilever body; and a boom 40 connected to the boom body and movable in the boom length direction.

According to the cantilever crane in the embodiment of the utility model, the dead weight is reduced and the rigidity is increased by adopting the truss, so that the invalid weight of the large arm can be reduced. Compared with the integral type suspension arm, the cantilever crane can lift more effective loads.

As shown in fig. 1, the wall-hanging post attachment may be a vertical wall or other fixed object.

As shown in fig. 1, the truss 30 may include a planar structure or a spatial structure having triangular units composed of bars.

As further shown in fig. 2, the jib crane further comprises a slewing motor 50, said slewing motor 50 being arranged on the jib for controlling the jib to rotate around the bollard. The cantilever can rotate around the upright in a vertical plane and can be fixed in a certain position after rotating to the position.

Specifically, the boom 40 includes a lifting device including a rope and a pulley with a hook, and a boom motor, and the boom is moved in a boom length direction by driving of the boom motor.

As shown in fig. 3, the boom 40 includes a boom main body 41, a rope 42, and a fixing portion 43. Here, the fixing portion may be a pulley. Further, the boom can be an electric block.

The jib crane may also be a manual jib crane.

The utility model provides an above cantilever crane is connected with the stand through using the truss with the cantilever body, has increased the bearing capacity of hanging cantilever crane's cantilever.

The foregoing detailed description of the preferred embodiments of the utility model has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.

Other embodiments of the utility model will be apparent to those skilled in the art from consideration of the specification and practice of the utility model disclosed herein. This application is intended to cover any variations, uses, or adaptations of the utility model following, in general, the principles of the utility model and including such departures from the present disclosure as come within known or customary practice within the art to which the utility model pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the utility model being indicated by the following claims.

It will be understood that the utility model is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the utility model is limited only by the appended claims.

Claims (5)

1. A cantilever crane, comprising:

the wall hanging column is fixed on the wall-like attachment;

the cantilever comprises a cantilever body and a truss arranged between the cantilever body and the top end of the wall hanging column, wherein the truss is arranged above the cantilever body;

the suspension arm is connected with the suspension arm body and can move along the length direction of the suspension arm.

2. The cantilever crane of claim 1, wherein the truss comprises a planar structure or a spatial structure of triangular units comprised of rods.

3. The boom crane of claim 1, wherein the boom comprises a hoist and a boom motor, the hoist comprising a rope and a sheave with a hook, the boom being moved along the boom length direction by the drive of the boom motor.

4. The cantilever crane of claim 1, wherein the boom comprises an electric hoist.

5. The boom hoist as claimed in claim 1, further comprising a swing motor provided on the boom for controlling the boom to rotate about the bollard.

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