阅读说明：本技术 一种带吊具减摆功能的跨运车 (Take hoist to subtract straddle carrier of pendulum function ) 是由 姜育培 全克华 雷斌 于 2021-08-11 设计创作，主要内容包括：本发明涉及吊装技术领域,公开一种带吊具减摆功能的跨运车,包括跨运车本体、吊具、行走机构以及减摆机构,减摆机构包括第一减摆油缸、第二减摆油缸以及安装在吊具上的固定块,跨运车本体上还设置有上吊装滑轮、驱动液压油缸、滑轮油缸以及减摆滑轮组,固定块的一端通过钢丝绳绕减摆滑轮组后与第一减摆油缸连接,固定块的另一端通过钢丝绳绕减摆滑轮组后与第二减摆油缸连接,吊具上设置有下吊装滑轮,上吊装滑轮与下吊装滑轮通过钢丝绳连接。本发明设置减摆机构,能很好的减缓吊具的摆动幅度,提高了跨运车起吊后行驶的安全性；本发明的跨运车无需将吊具提成到特定高度就能减摆,因此可以适应更高更大尺寸的吊具,且提高了工作效率。(The invention relates to the technical field of hoisting, and discloses a straddle carrier with a sling anti-swing function, which comprises a straddle carrier body, a sling, a traveling mechanism and an anti-swing mechanism, wherein the anti-swing mechanism comprises a first anti-swing oil cylinder, a second anti-swing oil cylinder and a fixed block arranged on the sling, an upper hoisting pulley, a driving hydraulic oil cylinder, a pulley oil cylinder and an anti-swing pulley block are further arranged on the straddle carrier body, one end of the fixed block is connected with the first anti-swing oil cylinder after winding around the anti-swing pulley block through a steel wire rope, the other end of the fixed block is connected with the second anti-swing oil cylinder after winding around the anti-swing pulley block through the steel wire rope, a lower hoisting pulley is arranged on the sling, and the upper hoisting pulley is connected with the lower hoisting pulley through the steel wire rope. The swing reducing mechanism is arranged, so that the swing amplitude of the lifting appliance can be well reduced, and the driving safety of the straddle carrier after being lifted is improved; the straddle carrier can reduce the swing without lifting the lifting appliance to a specific height, thereby being suitable for lifting appliances with higher and larger sizes and improving the working efficiency.)

1. A straddle carrier with a sling swing reducing function comprises a straddle carrier body, a sling, a traveling mechanism and a swing reducing mechanism, the swing reducing mechanism comprises a first swing reducing oil cylinder and a second swing reducing oil cylinder which are arranged on the straddle carrier body and a fixed block arranged on the lifting appliance, the straddle carrier body is also provided with an upper hoisting pulley, a driving hydraulic oil cylinder, a pulley oil cylinder and a pendulum reduction pulley block, one end of the fixed block is connected with the first swing reducing oil cylinder after winding the swing reducing pulley block through a steel wire rope, the other end of the fixed block is connected with a second swing reducing oil cylinder after winding the swing reducing pulley block through a steel wire rope, the hanger is provided with a lower hoisting pulley, the upper hoisting pulley is connected with the lower hoisting pulley through a steel wire rope, the pulley oil cylinder is connected with the upper hoisting pulley, and the driving hydraulic oil cylinder is connected with the pulley oil cylinder.

2. The straddle carrier with the sling sway reducing function according to claim 1, wherein the straddle carrier body comprises a frame assembly and connection beams, the frame assembly comprises a right frame and a left frame, and the right frame and the left frame are connected by two of the connection beams.

3. The straddle carrier with the sling swing reducing function according to claim 2, wherein the swing reducing pulley blocks are arranged at two ends of each connecting beam, one side of the fixed block is connected with the first swing reducing cylinder after winding around the swing reducing pulley block on one connecting beam through a steel wire rope, and the other end of the fixed block is connected with the second swing reducing cylinder after winding around the swing reducing pulley block on the other connecting beam through a steel wire rope.

4. The straddle carrier with the sling swing reducing function according to claim 3, wherein the upper hoisting pulleys are arranged at two ends of each connecting beam, the sling is provided with a lower hoisting pulley, and the upper hoisting pulley and the lower hoisting pulley are connected through a steel wire rope.

5. The straddle carrier with the sling anti-sway function of claim 2, wherein the running mechanism comprises the driving motor mounted on the right side frame, a right running wheel mounted at the bottom of the right side frame, and a left running wheel mounted at the bottom of the left side frame.

6. The straddle carrier with the sling swing reducing function according to claim 2, wherein a mounting block is arranged at the bottom of the left side frame, and a left travelling wheel is mounted on the mounting block.

Technical Field

The invention relates to the technical field of hoisting, in particular to a straddle carrier with a sling swing reducing function.

Background

At present, a vehicle body bearing beam of the existing straddle carrier is flexibly connected with a lifting appliance only through parallel lifting ropes, no other constraint exists in the horizontal direction, the lifting appliance needs to be lifted to a specific position for horizontal direction limiting during running, otherwise, the lifting appliance can swing back and forth when the straddle carrier is accelerated and decelerated during running, and the running safety is affected. The existing straddle carrier is provided with a limiting mechanism at a specific height to solve the problem of swinging of a lifting appliance, but the method has the following defects that firstly, the limiting mechanism cannot limit the lifting appliance under the condition that the position of the lifting appliance cannot be lifted to the height of a limiting position during running; secondly, the lifting appliance needs to be lifted to a specific height, so that the working efficiency is reduced; and finally, the limiting device can only limit, cannot consume the kinetic energy of the lifting appliance, and has poor swing reducing effect.

Disclosure of Invention

The invention mainly aims to provide a straddle carrier with a sling swing reducing function, and aims to solve the problems in the prior art.

In order to achieve the purpose, the invention adopts the following technical scheme:

a straddle carrier with a sling swing reducing function comprises a straddle carrier body, a sling, a traveling mechanism and a swing reducing mechanism, the swing reducing mechanism comprises a first swing reducing oil cylinder and a second swing reducing oil cylinder which are arranged on the straddle carrier body and a fixed block arranged on the lifting appliance, the straddle carrier body is also provided with an upper hoisting pulley, a driving hydraulic oil cylinder, a pulley oil cylinder and a pendulum reduction pulley block, one end of the fixed block is connected with the first swing reducing oil cylinder after winding the swing reducing pulley block through a steel wire rope, the other end of the fixed block is connected with a second swing reducing oil cylinder after winding the swing reducing pulley block through a steel wire rope, the hanger is provided with a lower hoisting pulley, the upper hoisting pulley is connected with the lower hoisting pulley through a steel wire rope, the pulley oil cylinder is connected with the upper hoisting pulley, and the driving hydraulic oil cylinder is connected with the pulley oil cylinder.

Further, the straddle carrier body comprises a rack assembly and connecting beams, the rack assembly comprises a right rack and a left rack, and the right rack and the left rack are connected through the two connecting beams.

Furthermore, the pendulum reducing pulley blocks are arranged at two ends of each connecting beam, one side of the fixed block is connected with the first pendulum reducing oil cylinder after winding around the pendulum reducing pulley block on one connecting beam through a steel wire rope, and the other end of the fixed block is connected with the second pendulum reducing oil cylinder after winding around the pendulum reducing pulley block of the other connecting beam through a steel wire rope.

Furthermore, the upper hoisting pulleys are arranged at two ends of each connecting beam, the lower hoisting pulleys are arranged on the lifting appliance, and the upper hoisting pulleys are connected with the lower hoisting pulleys through steel wire ropes.

Furthermore, the running mechanism comprises a driving motor arranged on the right side rack, a right running wheel arranged at the bottom of the right side rack and a left running wheel arranged at the bottom of the left side rack.

Furthermore, the bottom of the left side rack is provided with an installation block, and a left traveling wheel is installed on the installation block.

The invention has the beneficial effects that:

the invention provides a straddle carrier with a sling swing reducing function, which has the advantages of simple structure and novel design, and is provided with a swing reducing mechanism, so that the swing amplitude of the sling can be well reduced; the straddle carrier is provided with the limiting mechanism, the lifting appliance needs to be lifted to a certain height to limit and reduce the swing, but the lifting appliance cannot be lifted to the height for certain specific workpieces, so the straddle carrier is not practical and limited in the prior art, the swing can be reduced without lifting the lifting appliance to the specific height, the straddle carrier can adapt to lifting appliances with higher and larger sizes, the working efficiency is improved, and the design improvement of the straddle carrier has wide application prospect.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is an enlarged schematic view at A in FIG. 1;

FIG. 3 is a side view of an embodiment of the present invention;

wherein the reference numerals are: 1-driving a hydraulic oil cylinder; 2-right frame; 3, connecting the beams; 4-right running wheel; 5, a left side frame; 6, mounting a block; 7, a lifting appliance; 8, hoisting the pulley downwards; 9-hoisting a pulley; 10-pulley oil cylinder; 11-left road wheel; 12-a swing-reducing pulley block; 13-a first shimmy damping cylinder; 14-a second swing reducing oil cylinder; 15-fixing block; 16-steel wire rope.

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is apparent that the embodiments described below are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments that can be derived by one skilled in the art from the embodiments given herein are intended to be within the scope of the invention.

It should be noted that all the directional indicators (such as the upper and lower … …) in the embodiment of the present invention are only used to explain the relative position relationship, movement, etc. of the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

Referring to fig. 1 to 3, the embodiment provides a straddle carrier with a sling anti-swing function, comprising a straddle carrier body, a sling 7, a traveling mechanism and an anti-swing mechanism, wherein the anti-swing mechanism comprises a first anti-swing oil cylinder 13 and a second anti-swing oil cylinder 14 which are arranged on the straddle carrier body, and a fixing block 15 which is arranged on the sling 7, the straddle carrier body is further provided with an upper hoisting pulley 9, the hydraulic lifting device comprises a driving hydraulic oil cylinder 1, a pulley oil cylinder 10 and a pendulum reduction pulley block 12, wherein one end of a fixed block 15 is connected with a first pendulum reduction oil cylinder 13 after winding around the pendulum reduction pulley block 12 through a steel wire rope 16, the other end of the fixed block 15 is connected with a second pendulum reduction oil cylinder 14 after winding around the pendulum reduction pulley block 12 through the steel wire rope 16, a lower lifting pulley 8 is arranged on a lifting appliance 7, an upper lifting pulley 9 is connected with the lower lifting pulley 8 through the steel wire rope 16, the pulley oil cylinder 10 is connected with the upper lifting pulley 9, and the driving hydraulic oil cylinder 1 is connected with the pulley oil cylinder 10.

In this embodiment, the first swing reducing cylinder 13 and the second swing reducing cylinder 14 are installed in opposite directions, so that both forward movement and backward movement can be buffered to reduce swing, and the first swing reducing cylinder 13 and the second swing reducing cylinder 14 can be set with damping according to needs, so as to meet different hoisting needs.

As a preferred mode of the implementation, the straddle carrier body comprises a rack assembly and connecting beams 3, the rack assembly comprises a right rack 2 and a left rack 5, the upper end of the right rack 2 and the upper end of the left rack 5 are connected through the two connecting beams 3, and a door frame type structure is formed, namely the straddle carrier body.

In the embodiment, the swing reducing pulley blocks 12 are arranged at two ends of each connecting beam 3, one side of the fixed block 15 is connected with the first swing reducing cylinder 13 after winding around the swing reducing pulley block 12 on one connecting beam 3 through the steel wire rope 16, and the other end of the fixed block 15 is connected with the second swing reducing cylinder 14 after winding around the swing reducing pulley block 12 of the other connecting beam 3 through the steel wire rope 16.

In this embodiment, the swing reducing pulley block 12 is composed of more than two pulleys, and most preferably, the swing reducing pulley block 12 is composed of three pulleys.

In this embodiment, the upper hoisting pulley 9 is disposed at two ends of each connecting beam 3, the lower hoisting pulley 8 is disposed on the hoisting device 7, and the upper hoisting pulley 9 is connected with the lower hoisting pulley 8 through a steel wire rope 16. Both pulleys and cables 16

The traveling mechanism in this embodiment includes a driving hydraulic cylinder 1 mounted on the right side frame 2, a right traveling wheel 4 mounted on the bottom of the right side frame 2, and a left traveling wheel 11 mounted on the bottom of the left side frame 5.

In this embodiment, the bottom of the left side frame 5 is provided with a mounting block 6, and the mounting block 6 is provided with a left traveling wheel 11.

Although the embodiments of the present invention have been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and it should be understood by those skilled in the art that various modifications or variations may be made without inventive faculty based on the technical solutions of the present invention.