CN210885049U

CN210885049U - Crane

Info

Publication number: CN210885049U
Application number: CN201921591483.1U
Authority: CN
Inventors: 王静
Original assignee: Zhijie Intelligent Technology Xianghe Co ltd
Current assignee: Zhijie Intelligent Technology Xianghe Co ltd
Priority date: 2019-09-24
Filing date: 2019-09-24
Publication date: 2020-06-30
Anticipated expiration: 2029-09-24

Abstract

The application provides a crane, which comprises a bracket and a lifting mechanism; a cross arm is hinged at one end of the bracket, and a walking mechanism is arranged at one end far away from the cross arm; the lifting mechanism is positioned between the cross arm and the bracket and is used for controlling the rotation of the cross arm relative to the bracket; different functional heads can be replaced at one end of the cross arm far away from the support according to different working conditions. According to the technical scheme that this application embodiment provided, can go up and down to the goods through elevating system, can carry the goods through running gear, still can change corresponding handling instrument according to different goods, this hoist simple structure, the function is comprehensive, is fit for narrow and small space operation, can effectively improve the work efficiency of loading and unloading.

Description

Crane

Technical Field

The application relates to the technical field of loading, unloading and carrying, in particular to a crane.

Background

The crane is a multi-action crane for vertically lifting and horizontally transporting heavy objects within a certain range, but the conventional crane has a large size, has poor transportation maneuverability in a narrow space, sometimes even cannot enter a transportation field, and can only be manually transported to an open space for loading, unloading and transporting operation.

Disclosure of Invention

In view of the above-mentioned drawbacks and deficiencies of the prior art, it would be desirable to provide a crane.

The application provides a crane, which comprises a bracket and a lifting mechanism; a cross arm is hinged at one end of the bracket, and a walking mechanism is arranged at one end far away from the cross arm; the lifting mechanism is positioned between the cross arm and the bracket and is used for controlling the rotation of the cross arm relative to the bracket; different functional heads can be replaced at one end of the cross arm far away from the support according to different working conditions.

Further, the functional head comprises a hook and a fork.

Furthermore, one end of the cross arm, which is far away from the bracket, is provided with a mounting arm along the length direction; the mounting arm comprises mounting plates positioned on two sides of the cross arm and a mounting shaft vertical to the mounting plates; the mounting shaft passes through the mounting plates and is positioned between the two mounting plates.

Furthermore, the lifting hook is correspondingly provided with a corresponding through hole on the installation shaft, and the lifting hook can be rotatably installed on the installation shaft through the through hole.

Further, the pallet fork comprises a clamping arm connected with the mounting arm; the arm lock is located the outside of two mounting panels, and is articulated with the mounting panel through the installation axle.

Further, a connecting rod is arranged between the two clamping arms; a balance hydraulic cylinder is arranged between the connecting rod and the cross arm; the balance hydraulic cylinder is hinged on the cross arm and is hinged with the connecting rod through a first piston rod.

Further, the lifting mechanism comprises a lifting hydraulic cylinder; the lifting hydraulic cylinder is hinged at one end of the support close to the walking mechanism and is hinged with the cross arm through a second piston rod.

Furthermore, two triangular supporting frames are arranged on the cross arm corresponding to the second piston rod; a fixed shaft for hinging the second piston rod is arranged between the two supporting frames.

Further, the device also comprises a handle; the handle is positioned at the hinged position of the bracket and the cross arm; the bracket comprises two support rods; the cross arm is hinged between the two support rods; the handle is positioned on one side of the support rod away from the cross arm.

Further, the traveling mechanism comprises wheels; the wheel is located the branch and keeps away from handle one end.

The application has the advantages and positive effects that: can go up and down to the goods through elevating system, can carry the goods through running gear, still can change corresponding handling instrument according to different goods, this hoist simple structure, the function is comprehensive, is fit for narrow and small space operation, can effectively improve the work efficiency of loading and unloading.

Drawings

Fig. 1 is a schematic structural diagram of a crane provided in an embodiment of the present application;

fig. 2 is a schematic structural diagram of a top view of a crane provided in an embodiment of the present application.

The text labels in the figures are represented as: 100-a scaffold; 110-a handle; 120-a wheel; 200-cross arm; 210-a hook; 220-a pallet fork; 221-connecting rod; 230-a mounting plate; 231-mounting shaft; 240-balance hydraulic cylinder; 241-a first piston rod; 250-a support frame; 300-a lifting hydraulic cylinder; 310-second piston rod.

Detailed Description

The following detailed description of the present application is given for the purpose of enabling those skilled in the art to better understand the technical solutions of the present application, and the description in this section is only exemplary and explanatory, and should not be taken as limiting the scope of the present application in any way.

Referring to fig. 1, the present embodiment provides a crane, which includes a support 100 and a lifting mechanism; one end of the bracket 100 is hinged with a cross arm 200, and one end far away from the cross arm 200 is provided with a walking mechanism; the lifting mechanism is positioned between the cross arm 200 and the bracket 100 and is used for controlling the cross arm 200 to rotate relative to the bracket 100 so as to lift the goods; the end of the cross arm 200 far away from the bracket 100 can be replaced with different functional heads according to different working conditions. Can go up and down to the goods through elevating system, can carry the goods through running gear, still can change the handling instrument of corresponding function according to different goods, this hoist simple structure, the function is comprehensive, is fit for narrow and small space operation, can effectively improve the work efficiency of loading and unloading.

In a preferred embodiment, the functional head includes hooks 210 and forks 220.

In a preferred embodiment, the end of the cross arm 200 away from the bracket 100 is provided with a mounting arm along the length direction; the mounting arm includes mounting plates 230 on both sides of the cross arm 200, and a mounting shaft 231 perpendicular to the mounting plates 230; the mounting shaft 231 passes through the mounting plates 230 and is positioned between the two mounting plates 230; both ends of the mounting shaft 231 are located outside the mounting plate 230. The mounting arm is used for mounting the functional head.

In a preferred embodiment, the hook 210 has a corresponding through hole corresponding to the mounting shaft 231, and the hook is rotatably mounted on the mounting shaft 231 through the through hole.

Referring further to FIG. 2, in a preferred embodiment, the fork 220 includes clamp arms coupled to the mounting arms; the clamping arms are located at the outer sides of the two mounting plates 230, and corresponding hinge holes are formed in the clamping arms corresponding to the mounting shafts 231, and the parts of the mounting plates 230 located at the outer sides are hinged to the mounting plates 230 through the mounting shafts 231.

In a preferred embodiment, a connecting rod 221 is arranged between the two clamping arms, a balance hydraulic cylinder 240 is arranged between the connecting rod 221 and the cross arm 200, and the balance hydraulic cylinder 240 is hinged on the cross arm 200 and is hinged with the connecting rod 221 through a first piston rod 241.

In a preferred embodiment, the lifting mechanism comprises a lifting hydraulic cylinder 300; the lifting hydraulic cylinder 300 is hinged at one end of the bracket 100 close to the walking mechanism and is hinged with the cross arm 200 through a second piston rod 310.

In a preferred embodiment, two triangular supporting frames 250 are arranged on the cross arm 200 corresponding to the second piston rod 310; a fixed shaft for hinging with the second piston rod 310 is arranged between the two supporting frames 250; the supporting frame 250 is located on the side of the cross arm 200 away from the bracket 100, and the cross arm 200 is provided with a corresponding passage corresponding to the second piston rod 310.

In a preferred embodiment, a handle 110; the handle 110 is positioned at the hinged position of the bracket 100 and the cross arm 200; the stent 100 comprises two struts; the cross arm 200 is hinged between the two support rods; the handle 110 is located on the side of the strut remote from the cross arm 200.

In a preferred embodiment, the running gear comprises wheels 120; the wheel 120 is located at the end of the strut remote from the handle 110.

The principles and embodiments of the present application are explained herein using specific examples, which are provided only to help understand the method and the core idea of the present application. The foregoing is only a preferred embodiment of the present application, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes may be made without departing from the principle of the present invention, and the technical features described above may be combined in a suitable manner; such modifications, variations, combinations, or adaptations of the invention in other contexts without modification may be viewed as within the scope of the present application.

Claims

1. A crane, comprising a support (100) and a lifting mechanism; a cross arm (200) is hinged to one end of the support (100), and a travelling mechanism is arranged at one end far away from the cross arm (200); the lifting mechanism is positioned between the cross arm (200) and the bracket (100) and is used for controlling the rotation of the cross arm (200) relative to the bracket (100); one end of the cross arm (200) far away from the bracket (100) can be replaced with different functional heads according to different working conditions.

2. A crane according to claim 1, wherein the function head comprises a hook (210) and a fork (220).

3. A crane according to claim 2, wherein the cross arm (200) is provided with a mounting arm at one end away from the bracket (100) along the length direction; the mounting arm comprises mounting plates (230) positioned on two sides of the cross arm (200), and a mounting shaft (231) perpendicular to the mounting plates (230); the mounting shaft (231) passes through the mounting plates (230) and is positioned between the two mounting plates (230).

4. A crane according to claim 3, characterized in that the hook (210) is provided with a corresponding through hole corresponding to the mounting shaft (231) and rotatably mounted on the mounting shaft (231) through the through hole.

5. A crane as claimed in claim 3, wherein the fork (220) comprises a clamp arm connected to the mounting arm; the clamping arms are positioned on the outer sides of the two mounting plates (230) and are hinged with the mounting plates (230) through the mounting shafts (231).

6. A crane according to claim 5, characterized in that a connecting rod (221) is arranged between the two clamp arms; a balance hydraulic cylinder (240) is arranged between the connecting rod (221) and the cross arm (200); the balance hydraulic cylinder (240) is hinged on the cross arm (200) and is hinged with the connecting rod (221) through a first piston rod (241).

7. A crane according to claim 1, characterized in that the lifting mechanism comprises a lifting hydraulic cylinder (300); the lifting hydraulic cylinder (300) is hinged to one end, close to the travelling mechanism, of the support (100) and is hinged to the cross arm (200) through a second piston rod (310).

8. The crane according to claim 7, wherein the cross arm (200) is provided with two triangular supports (250) corresponding to the second piston rods (310); a fixed shaft for hinging the second piston rod (310) is arranged between the two support frames (250).

9. A crane as claimed in claim 1, further comprising a handle (110); the handle (110) is positioned at the hinged position of the bracket (100) and the cross arm (200); the bracket (100) comprises two struts; the cross arm (200) is hinged between the two support rods; the handle (110) is positioned on the side of the support rod away from the cross arm (200).

10. A crane according to claim 9, characterized in that the travelling mechanism comprises wheels (120); the wheel (120) is positioned at one end of the support rod far away from the handle (110).