阅读说明：本技术 一种伸缩油缸起吊备胎的装置和方法 (Device and method for lifting spare tire by telescopic oil cylinder ) 是由 高山铁 鲁奕岗 刘鑫 熊昌强 邓凯文 于 2021-09-14 设计创作，主要内容包括：本发明公开了一种伸缩油缸起吊备胎的装置和方法,包括：钢丝制成的吊绳；支撑起吊组件,支撑起吊组件一端可拆卸固定在车辆本身自带的伸缩作业臂上,支撑起吊组件一端悬在备胎上方；吊绳一端与驱动伸缩作业臂伸缩的伸缩油缸伸缩段固定,吊绳端部可运动位移安装在支撑起吊组件上悬挂,悬挂的吊绳在使用时与备胎缠绕捆绑固定。由于伸缩作业臂是车辆本身自带,那么吊绳在伸缩作业臂的驱动下,就能在支撑起吊组件上可运动位移,即可实现对备胎的吊起,不需要另外安装电机对吊绳进行收放,才能来实现起吊,解决了现有技术需要增加电机功率存在增加了负重和影响作业车辆空间结构的最大化有效利用的问题。(The invention discloses a device and a method for lifting a spare tire by a telescopic oil cylinder, which comprises the following steps: a lifting rope made of steel wire; one end of the supporting hoisting assembly is detachably fixed on a telescopic operation arm of the vehicle, and one end of the supporting hoisting assembly is suspended above the spare tire; one end of the lifting rope is fixed with a telescopic section of a telescopic oil cylinder for driving the telescopic operation arm to stretch, the movable displacement of the end part of the lifting rope is arranged on the supporting and lifting assembly to be suspended, and the suspended lifting rope is wound and bound with the spare tire to be fixed when in use. Because flexible operation arm is vehicle self-carrying, so the lifting rope just can support under the drive of flexible operation arm and lift by crane movable displacement on the subassembly, can realize lifting by crane spare tyre, need not install in addition the motor and receive and release the lifting rope, just can realize lifting by crane, solved prior art need increase motor power and have increased the problem of bearing a burden and influence the maximize effective utilization of operation vehicle spatial structure.)

1. The utility model provides a device of flexible hydro-cylinder lift by crane spare tyre which characterized in that includes:

a lifting rope (4) made of steel wire;

one end of the supporting and hoisting assembly is detachably fixed on a telescopic operation arm (54) of the vehicle (51), and one end of the supporting and hoisting assembly is suspended above the spare tire (53); one end of the lifting rope (4) is fixed with a telescopic section of a telescopic oil cylinder (55) for driving a telescopic operation arm (54) to stretch, and the end part of the lifting rope (4) can move and be installed on the supporting and lifting assembly to be suspended.

2. The device for lifting the spare tire by the telescopic oil cylinder as claimed in claim 1, wherein: the supporting and hoisting assembly comprises a supporting and hoisting bracket (11) for supporting and hoisting, a fixed seat (14) fixedly connected with the supporting and hoisting bracket (11), a transverse pulley (15) rotatably arranged at the fixed end of the supporting and hoisting bracket (11), and a longitudinal pulley (16) rotatably arranged at the suspended end of the supporting and hoisting bracket (11); the lifting rope (4) is wound on the transverse pulley (15) and then is wound on the longitudinal pulley (16) to be suspended, so that the lifting rope (4) can be movably arranged and mounted on the supporting and hoisting assembly to be suspended.

3. The device for lifting the spare tire by the telescopic oil cylinder as claimed in claim 2, is characterized in that: the fixed seat (14) is fixedly connected with the supporting and hoisting bracket (11) through a screw (12) and a spring washer (13).

4. The device for lifting the spare tire by the telescopic oil cylinder as claimed in claim 2, is characterized in that: the rotation axis of the transverse pulley (15) is vertical to the rotation axis of the longitudinal pulley (16).

5. The device for lifting the spare tire by the telescopic oil cylinder as claimed in claim 2, is characterized in that: the fixing seat (14) is welded and fixed on the telescopic operation arm (54), the supporting and hoisting bracket (11) is fixedly connected with the fixing seat (14) through a screw (12) and a spring washer (13), and one end of the supporting and hoisting assembly is detachably fixed on the telescopic operation arm (54).

6. The device for lifting the spare tire by the telescopic oil cylinder as claimed in claim 5, is characterized in that: a sleeve (41) is fixed at the end part of the lifting rope (4) which is not fixed with the spare tire (53).

7. The device for lifting the spare tire by the telescopic oil cylinder as claimed in claim 2, is characterized in that: the transverse pulley (15) is rotatably arranged at the fixed end of the supporting and hoisting bracket (11) through a rotating shaft.

8. The device for lifting the spare tire by the telescopic oil cylinder as claimed in claim 2, is characterized in that: the longitudinal pulley (16) is rotatably arranged at the suspended end of the supporting and hoisting bracket (11) through a rotating shaft.

9. A method for hoisting a spare tire by using the device for hoisting a spare tire by using the telescopic cylinder as claimed in any one of claims 1 to 8, comprising the following steps:

the method comprises the following steps: the supporting and hoisting support (11) is fixedly connected with a fixed seat (14) through a screw (12) and a spring washer (13), the fixed seat (14) is welded on a telescopic operation arm (54) of a vehicle (51), one end of a lifting rope (4) is fixedly sleeved with a hinged point of the telescopic tail end of a telescopic oil cylinder (55) of the telescopic operation arm (54) through a sleeve (41), and the other end of the lifting rope (4) is wound on a transverse pulley (15) and then is wound on a longitudinal pulley (16) to be wound and bound with a spare tire (53);

step two: the telescopic oil cylinder (55) on the telescopic operation arm (54) is controlled to extend out, the lifting rope (4) is driven to lift upwards on the transverse pulley (15) and the longitudinal pulley (16), and the lifting rope (4) drives the spare tire (53) to lift upwards, so that the height of the spare tire (53) is controlled to lift.

10. The method of lifting a spare tire according to claim 9, wherein: in the first step, the telescopic working arm (54) is in a horizontal state.

Technical Field

The invention relates to a device and a method for lifting a spare tire by a telescopic oil cylinder, and belongs to the technical field of lifting.

Background

Rolling tires are one of the most important motion-performing components for vehicles that carry spare tires, and for heavy work vehicles, sometimes for better layout to maximize the use of the space structure of the work vehicle, the spare tire 53 is mounted suspended from the frame 52 under the telescopic work arm 54 on the right side of the vehicle 51 at a mounting point of about 900mm from the ground, and weighs about 110 kg, as shown in fig. 1. When carrying out the replacement installation to the spare tyre, because of the position of spare tyre is limited, the inconvenient many people in space are executed and are shown, in limited manpower within range, be difficult to the lifting to the installation position to the spare tyre of weight at 110 kilograms, be difficult to accurate alignment mounting hole and fasten the spare tyre bolt and fix.

In the ambulance spare tire jacking mechanism disclosed in the Chinese patent publication No. CN204355178U, although the disclosed motor and suspension wire can lift the ambulance spare tire, the ambulance spare tire is generally a car tire, and the weight is 25-40 kg; the weight of a spare tire of the heavy-duty working vehicle is about 110 kilograms, the power of a used motor needs to be increased, the increase of the power of the motor can cause the increase of a coil winding of the motor, so the size and the weight of the motor are inevitably increased, a load is increased for the heavy-duty working vehicle, meanwhile, the space structure of the working vehicle is influenced to the maximum and effective utilization due to the fact that the large-size motor needs to contain a large-size motor space, and in order to meet the requirement of increasing the electric energy of the power motor, a power converter needs to be installed on the heavy-duty working vehicle, so that the load is further increased, and the space structure of the vehicle is influenced.

Disclosure of Invention

In order to solve the technical problem, the invention provides a device for lifting a spare tire by a telescopic oil cylinder.

The invention also provides a method for hoisting the spare tire.

The invention is realized by the following technical scheme.

The invention provides a device for lifting a spare tire by a telescopic oil cylinder, which comprises:

a lifting rope made of steel wire;

one end of the supporting hoisting assembly is detachably fixed on a telescopic operation arm of the vehicle, and one end of the supporting hoisting assembly is suspended above the spare tire; one end of the lifting rope is fixed with a telescopic section of a telescopic oil cylinder for driving the telescopic operation arm to stretch, the movable displacement of the end part of the lifting rope is arranged on the supporting and lifting assembly to be suspended, and the suspended lifting rope is wound and bound with the spare tire to be fixed when in use.

The supporting and hoisting assembly comprises a supporting and hoisting bracket for supporting and hoisting, a fixed seat fixedly connected with the supporting and hoisting bracket, a transverse pulley rotatably arranged at the fixed end of the supporting and hoisting bracket through a rotating shaft, and a longitudinal pulley rotatably arranged at the suspended end of the supporting and hoisting bracket through the rotating shaft; the lifting rope is wound on the transverse pulley and then is wound on the longitudinal pulley to be suspended, so that the lifting rope can be movably mounted on the supporting and hoisting assembly to be suspended.

The fixed seat is fixedly connected with the supporting and hoisting bracket through a screw and a spring washer.

The transverse pulley rotation axis and the longitudinal pulley rotation axis are perpendicular

The fixing seat is welded and fixed on the telescopic operation arm, the supporting and hoisting support is fixedly connected with the fixing seat through a screw and a spring washer, and one end of the supporting and hoisting assembly is detachably fixed on the telescopic operation arm.

The end part of the lifting rope, which is not fixed with the spare tire, is fixed with a sleeve, and the sleeve is convenient to be sleeved and fixed with a hinged joint of the telescopic tail end of the telescopic oil cylinder.

The method for hoisting the spare tire by using the device for hoisting the spare tire by using the telescopic oil cylinder comprises the following steps:

the method comprises the following steps: the supporting and hoisting bracket is fixedly connected with the fixed seat through a screw and a spring washer, the fixed seat is welded on a telescopic operation arm of the vehicle, one end of the lifting rope is fixedly sleeved with a hinged point of the telescopic tail end of a telescopic oil cylinder on the telescopic operation arm through a sleeve, and the other end of the lifting rope is wound on a transverse pulley and then is wound on a longitudinal pulley to be bound and fixed with a spare tire;

step two: the telescopic oil cylinder on the telescopic operation arm is controlled to extend out, the lifting rope is driven to lift upwards at the transverse pulley and the longitudinal pulley, and the lifting rope drives the spare tire to lift upwards, so that the height of the spare tire is controlled to lift.

In the first step, the telescopic working arm is in a horizontal state.

The invention has the beneficial effects that: because flexible operation arm is vehicle self-carrying, so the lifting rope just can support under the drive of flexible operation arm and lift by crane movable displacement on the subassembly, can realize lifting by crane spare tyre, need not install in addition the motor and receive and release the lifting rope, just can realize lifting by crane, solved prior art need increase motor power and have increased the problem of bearing a burden and influence the maximize effective utilization of operation vehicle spatial structure.

Drawings

FIG. 1 is a schematic view of a spare tire suspension mounted on a vehicle;

FIG. 2 is a schematic view of the apparatus of the present invention in a use state;

FIG. 3 is a schematic structural view showing an assembled state of the apparatus of the present invention;

in the figure: 4-lifting a rope; 11-supporting a hoisting bracket; 12-a screw; 13-a spring washer; 14-a fixed seat; 15-a transverse pulley; 16-a longitudinal pulley; 41-a cannula; 51-a vehicle; 52-a frame; 53-spare tire; 54-telescopic working arm; 55-telescopic oil cylinder.

Detailed Description

The technical solution of the present invention is further described below, but the scope of the claimed invention is not limited to the described.

As shown in fig. 2-3.

The invention relates to a device for lifting a spare tire by a telescopic oil cylinder, which comprises:

a lifting rope 4 made of steel wire;

one end of the supporting and hoisting assembly is detachably fixed on a telescopic operation arm 54 of the vehicle 51, and one end of the supporting and hoisting assembly is suspended above the spare tire 53; one end of the lifting rope 4 is fixed with a telescopic section of a telescopic oil cylinder 55 for driving a telescopic operation arm 54 to stretch, the other end of the lifting rope 4 can move and is installed on the supporting and lifting assembly to be suspended, and the suspended lifting rope 4 is wound and bound with the spare tire 53 to be fixed when in use.

Because the telescopic operation arm 54 is a self-carrying vehicle 51, the lifting rope 4 can move and displace on the supporting and lifting assembly under the driving of the telescopic operation arm 54, the lifting of the spare tire 53 can be realized, the lifting rope 4 can be lifted without additionally installing a motor, and the problems that the load is increased and the space structure of the operation vehicle is influenced in the process of increasing the power of the motor in the prior art are solved.

The supporting and hoisting assembly comprises a supporting and hoisting bracket 11 for supporting and hoisting, a fixed seat 14 fixedly connected with the supporting and hoisting bracket 11 through a screw 12 and a spring washer 13, a transverse pulley 15 rotatably arranged at the fixed end of the supporting and hoisting bracket 11 through a rotating shaft, and a longitudinal pulley 16 rotatably arranged at the suspended end of the supporting and hoisting bracket 11 through the rotating shaft, wherein the rotating axis of the transverse pulley 15 is vertical to that of the longitudinal pulley 16; the lifting rope 4 is wound on the transverse pulley 15 and then is wound on the longitudinal pulley 16 to be suspended, so that the lifting rope 4 can be movably arranged on the supporting and hoisting assembly to be suspended.

The fixed seat 14 is welded and fixed on the telescopic operation arm 54, and the supporting and hoisting bracket 11 is fixedly connected with the fixed seat 14 through a screw 12 and a spring washer 13, so that one end of the supporting and hoisting assembly is detachably fixed on the telescopic operation arm 54.

The end part of the lifting rope 4 which is not fixed with the spare tire 53 is welded or bound with a sleeve 41, and the sleeve 41 is convenient to be sleeved and fixed with a hinged point of the telescopic tail end of the telescopic oil cylinder 55.

When the spare tire 53 is not lifted in daily life, the sleeve 41 of the lifting rope 4 is separated from the telescopic oil cylinder 55, the supporting and lifting bracket 11 is not fixedly connected with the fixed seat 14, and is stored in an accessory box.

When the spare tire 53 needs to be lifted, the method for lifting the spare tire by using the device for lifting the spare tire by using the telescopic oil cylinder comprises the following steps:

the method comprises the following steps: the supporting and hoisting support 11 is fixedly connected with a fixed seat 14 through a screw 12 and a spring washer 13, the fixed seat 14 is welded on a telescopic operation arm 54 of the vehicle 51, one end of a lifting rope 4 is fixedly sleeved with a hinged point of the telescopic tail end of a telescopic oil cylinder 55 of the telescopic operation arm 54 through a sleeve 41, the other end of the lifting rope 4 is wound on a transverse pulley 15 and then wound on a longitudinal pulley 16 to be wound and bound with a spare tire 53, and the telescopic operation arm 54 is preferably in a horizontal state;

step two: the telescopic oil cylinder 55 on the telescopic operation arm 54 is controlled to stretch out, the lifting rope 4 is driven to lift upwards at the transverse pulley 15 and the longitudinal pulley 16, the lifting rope 4 drives the spare tire 53 to lift upwards, the height of the spare tire 53 is controlled to lift, and an operator holds the spare tire 53 to accurately align the mounting hole in the direction control mode and fasten a bolt of the spare tire to fix.

Because the telescopic working arm 54 is provided by the vehicle 51, the lifting rope 4 can be lifted up by the telescopic driving of the telescopic oil cylinder 55, and the lifting rope 4 does not need to be additionally installed with a motor.