WO2020108189A1 - 一种便携式装卸运输车 - Google Patents

一种便携式装卸运输车 Download PDF

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Publication number
WO2020108189A1
WO2020108189A1 PCT/CN2019/113225 CN2019113225W WO2020108189A1 WO 2020108189 A1 WO2020108189 A1 WO 2020108189A1 CN 2019113225 W CN2019113225 W CN 2019113225W WO 2020108189 A1 WO2020108189 A1 WO 2020108189A1
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Prior art keywords
arc
shaped
casing
shaped sleeve
pulley
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PCT/CN2019/113225
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English (en)
French (fr)
Inventor
赵悟
马瑞芳
毛恺程
杨岩岩
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长安大学
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Publication of WO2020108189A1 publication Critical patent/WO2020108189A1/zh

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
    • B66F9/075—Constructional features or details
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
    • B66F9/075—Constructional features or details
    • B66F9/12—Platforms; Forks; Other load supporting or gripping members
    • B66F9/125—Platforms; Forks; Other load supporting or gripping members rotatable about a longitudinal axis

Definitions

  • the invention belongs to the field of logistics transportation machinery, and particularly relates to a portable loading and unloading transportation vehicle.
  • the object of the present invention is to provide a portable loading and unloading transport vehicle to solve the above problems.
  • the present invention adopts the following technical solutions:
  • a portable loading and unloading transport vehicle includes a base frame, a first arc-shaped sleeve, a second arc-shaped sleeve, a third arc-shaped sleeve, a lifting frame and a sleeve retraction device; a first arc-shaped sleeve and a second arc
  • the arc-shaped sleeve and the third arc-shaped sleeve are sequentially sleeved to form an arc-shaped telescopic tube, and the two arc-shaped telescopic tubes are arranged side by side on the bottom frame;
  • the lifting frame is arranged at one end of the arc-shaped telescopic tube, and the A casing retraction device is provided on the bottom frame, and the casing retraction device is used to retract the elongated arc-shaped telescopic tube.
  • the casing retracting device includes a pedal, a driving gear, a driven gear, a transmission shaft, and a steel rope;
  • the driving gear is installed on one side of the chassis through the rotating shaft, the pedal is provided at the end of the rotating shaft, and the chassis is provided with
  • the drive shaft is provided with a driven gear at one end of the drive shaft, the driven gear meshes with the drive gear, one end of the steel rope is fixed on the drive shaft, and the other end is connected to the furthest arc sleeve.
  • a ratchet wheel is provided at the other end of the transmission shaft, and a ratchet safety lock is provided on the ratchet wheel to catch the ratchet wheel;
  • a movable pulley block is provided inside the arc-shaped sleeve at the farthest end, and the movable pulley block includes a first pulley and a second pulley , The first pulley is fixed on the inner wall of the arc sleeve, the upper and lower ends of the second pulley are provided with hooks, one end of the rope is fixed on the hook above the second pulley, and then bypass the first pulley and the second pulley and Steel rope connection; the steel rope passes from the inside of the three arc-shaped sleeves to the rope connected to the moving pulley block.
  • the arc-shaped telescopic tube is semicircular after being stretched; one end of the arc-shaped telescopic tube is fixed on the bottom frame, a sliding support rod is provided between one end of the second arc-shaped sleeve and the bottom frame, one end of the sliding support rod Articulated with the bottom frame; the other end is fixedly connected with the second curved sleeve.
  • both the inside and the outside of the second arc-shaped sleeve are provided with guide rails along the arc direction
  • the first arc-shaped sleeve is provided with a roller, and the roller is caught on the guide rail of the second arc-shaped sleeve
  • the third arc-shaped sleeve The outer side is provided with a roller, and the roller is stuck on the guide rail of the second arc-shaped sleeve.
  • a number of wheels are provided at the bottom of the chassis.
  • the invention uses the cooperation of the triple arc sleeve structure and the pulley group structure, which is efficient, convenient and labor-saving to lift the heavy objects;
  • the triple casing device of the present invention can reduce the floor space by being put together and hanging on the bottom frame to achieve the purpose of portability.
  • the structure of the present invention utilizes a pedal for power input, fully considers ergonomics, and makes the whole machine more humanized and easy to operate.
  • the pulley block has a simple structure, is inexpensive to manufacture, and is safe and easy to use. At the same time, the pulley block is a flexible device, which is easy to install and use, and has high working efficiency.
  • the design of the sliding support of the present invention can be used to increase the rigidity of the whole machine when lifting heavy objects. When it is placed at noon, it can slide and will not interfere with the cargo box.
  • the invention replaces different lifting frames to meet and transport occasions, so as to achieve the purposes of being suitable for multiple occasions, simple operation and labor saving.
  • Figure 1 is a schematic diagram of the structure of the present invention
  • Figure 2 is a side view of the present invention
  • FIG. 3 is a structural diagram of the present invention after folding.
  • a portable loading and unloading transport vehicle includes a base frame 2, a first arc sleeve 9, a second arc sleeve 10, a third arc sleeve 12, a lifting frame 13 and a sleeve Retraction device; the first arc sleeve 9, the second arc sleeve 10 and the third arc sleeve 12 are sequentially sleeved to form an arc-shaped telescopic tube, and the two arc-shaped telescopic tubes are arranged side by side on the base frame 2;
  • the frame 13 is disposed at one end of the arc-shaped telescopic tube, and the bottom frame 2 at the other end of the arc-shaped telescopic tube is provided with a casing retraction device.
  • the casing retraction device is used to retract the elongated arc-shaped telescopic tube.
  • the casing retracting device includes a pedal 3, a driving gear 4, a driven gear 5, a transmission shaft 6, and a steel rope 8;
  • the driving gear 4 is installed on one side of the chassis 2 through a rotating shaft, and a pedal 3 is provided at the end of the rotating shaft,
  • the base frame 2 is provided with a transmission shaft 6, one end of the transmission shaft is provided with a driven gear 5, the driven gear 5 meshes with the driving gear 4, one end of the steel rope 8 is fixed on the transmission shaft, and the other end is connected to the furthest arc Shaped sleeve.
  • the driving gear 4 is smaller than the driven gear.
  • the other end of the transmission shaft is provided with a ratchet wheel, and a ratchet safety lock 7 is provided on the ratchet wheel for locking the ratchet wheel; a movable pulley block is arranged inside the furthest arc sleeve.
  • the movable pulley block includes a first pulley and a second pulley.
  • a pulley is fixed on the inner wall of the arc-shaped sleeve, the upper and lower ends of the second pulley are provided with hooks, one end of the rope is fixed on the hook above the second pulley, and then the first pulley, the second pulley and the steel rope are bypassed 8 connection; the steel rope 8 passes from the inside of the three arc-shaped sleeves to the rope connected to the moving pulley block.
  • the arc-shaped telescopic tube is semicircular after being stretched; one end of the arc-shaped telescopic tube is fixed on the bottom frame 2, and a sliding support rod 11 is provided between one end of the second arc-shaped sleeve 10 and the bottom frame 2, and the sliding support rod 11 One end is hinged with the bottom frame 2; the other end is fixedly connected with the second arc sleeve 10.
  • Both the inside and the outside of the second arc-shaped sleeve 10 are provided with guide rails along the arc direction, the first arc-shaped sleeve 9 is provided with a roller, and the roller is caught on the guide rail of the second arc-shaped sleeve 10; the third arc-shaped sleeve A roller is provided on the outside of the tube 12, and the roller is caught on the guide rail of the second arc-shaped sleeve 10.
  • the bottom of the bottom frame 2 is provided with a number of wheels 1.
  • the trolley of the invention utilizes the pulley group to save two-thirds of the force, and at the same time the steel rope is flexible, which can avoid rigid friction, reduce the requirements for mechanical assembly, and make the whole machine easy to work.
  • the triple arc sleeve is used, which cooperates with the pulley block to lift heavy objects. At the same time, this mechanism can reduce the occupied space and achieve the purpose of being easy to carry.
  • the main purpose of the reduction gear set is to achieve the effect of speed reduction and labor saving.
  • the spur gear transmission ratio is stable, the efficiency is high, and the work is reliable.
  • the main function of the ratchet mechanism is to realize self-locking at noon during the ascent process, so as to ensure the safety and reliability of the mechanical mechanism, at the same time, the structure is simple, the manufacturing is convenient and the movement is reliable.

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  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Structural Engineering (AREA)
  • Civil Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Handcart (AREA)

Abstract

一种便携式装卸运输车，包括底架(2)、第一弧形套管(9)、第二弧形套管(10)、第三弧形套管(12)、提升架(13)和套管收回装置；第一弧形套管(9)、第二弧形套管(10)和第三弧形套管(12)依次套接形成弧形伸缩管，两个弧形伸缩管并排设置在底架(2)上；提升架(13)设置在弧形伸缩管的一端，弧形伸缩管另一端的设置底架(2)上设置有套管收回装置，套管收回装置用于将伸长的弧形伸缩管收回。三重套管装置套在一起，悬挂在底架上可以减少占地空间，达到便携的目的。

Description

一种便携式装卸运输车 技术领域
本发明属于物流运输机械领域，特别涉及一种便携式装卸运输车。
背景技术
随着社会科技的发展进步，特别是由网络购物引起的物流业的发展，在很多场合都需要货物的搬运和运输。而货物重、数量多对运输工人的体能消耗较大，因此产生了一种运输设备即升降搬运车。现在市场上常见的升降类搬运小车有液压式的、电动式的的等等；液压式的生产成本偏高，电动式的结构复杂，有时工作不稳定。
发明内容
本发明的目的在于提供一种便携式装卸运输车，以解决上述问题。
为实现上述目的，本发明采用以下技术方案：
一种便携式装卸运输车，包括底架、第一弧形套管、第二弧形套管、第三弧形套管、提升架和套管收回装置；第一弧形套管、第二弧形套管和第三弧形套管依次套接形成弧形伸缩管，两个弧形伸缩管并排设置在底架上；提升架设置在弧形伸缩管的一端，弧形伸缩管另一端的设置底架上设置有套管收回装置，套管收回装置用于将伸长的弧形伸缩管收回。
进一步的，套管收回装置包括脚蹬、主动齿轮、从动齿轮、传动轴和钢绳；主动齿轮通过转轴安装在底架的一侧，转轴的端部设置有脚蹬，底架上设置有传动轴，传动轴的一端设置有从动齿轮，从动齿轮与主动齿轮啮合，钢绳的一端固定在传动轴上，另一端连接最远端的弧形套管。
进一步的，传动轴的另一端设置有棘轮，棘轮上设置有棘轮安全锁，用于卡住棘轮；最远端的弧形套管内部设置有动滑轮组，动滑轮组包括第一滑轮和第二滑轮，第一滑轮固定在弧形套管的内壁上，第二滑轮的上下两端均设置有挂钩，绳索的一端固定在第二滑轮 上方的挂钩上，然后绕过第一滑轮和第二滑轮与钢绳连接；钢绳从三个弧形套管内部穿过连接到动滑轮组的绳索上。
进一步的，弧形伸缩管伸长后为半圆状；弧形伸缩管的一端固定在底架上，第二弧形套管的一端与底架之间设置有滑动支撑杆，滑动支撑杆的一端与底架铰接，；另一端与第二弧形套管固定连接。
进一步的，第二弧形套管内侧和外侧均沿圆弧方向设置有导轨，第一弧形套管内设置有滚轮，滚轮卡在第二弧形套管的导轨上；第三弧形套管外侧设置有滚轮，滚轮卡在第二弧形套管的导轨上。
进一步的，底架的底部设置有若干车轮。
与现有技术相比，本发吗有以下技术效果：
本发明使用三重弧形套管结构和滑轮组结构的配合，高效，方便，省力的提升重物；
同时在放下重物的同时会向前伸出一段距离，可以落到货箱的内部。
本发明三重套管装置通过套在一起，悬挂在底架上可以减少占地空间，达到便携的目的。
本发明结构上动力输入利用脚蹬，充分考虑人体工程学，使整机操作起来更具有人性化，便于操作。滑轮组结构简单，造价便宜，安全好用，同时滑轮组是挠性装置，便于安装和使用，工作效率较高。
本发明滑动支撑的设计，在提升重物时，可以用来提高整机的刚度，在放下中午的时候由于可以滑动，不会与货箱产生干涉。
本发明更换不同的提升架来符合和运输场合，从而达到适用多场合、操作简单、省力的目的。
附图说明
图1为本发明结构示意图；
图2为本发明侧视图；
图3为本发明折叠后结构图。
其中：1、车轮；2、底架；3、脚蹬；4、主动齿轮；5、从动齿轮；6、传动轴；7、棘轮安全锁；8、钢绳；9、第一弧形套管；10、第二弧形套管；11、滑动支撑杆；12、第三弧形套管；13、提升架。
具体实施方式
以下结合附图对本发明进一步说明：
请参阅图1至图3，一种便携式装卸运输车，包括底架2、第一弧形套管9、第二弧形套管10、第三弧形套管12、提升架13和套管收回装置；第一弧形套管9、第二弧形套管10和第三弧形套管12依次套接形成弧形伸缩管，两个弧形伸缩管并排设置在底架2上；提升架13设置在弧形伸缩管的一端，弧形伸缩管另一端的设置底架2上设置有套管收回装置，套管收回装置用于将伸长的弧形伸缩管收回。
套管收回装置包括脚蹬3、主动齿轮4、从动齿轮5、传动轴6和钢绳8；主动齿轮4通过转轴安装在底架2的一侧，转轴的端部设置有脚蹬3，底架2上设置有传动轴6，传动轴的一端设置有从动齿轮5，从动齿轮5与主动齿轮4啮合，钢绳8的一端固定在传动轴上，另一端连接最远端的弧形套管。主动齿轮4小于从动齿轮。
传动轴的另一端设置有棘轮，棘轮上设置有棘轮安全锁7，用于卡住棘轮；最远端的弧形套管内部设置有动滑轮组，动滑轮组包括第一滑轮和第二滑轮，第一滑轮固定在弧形套管的内壁上，第二滑轮的上下两端均设置有挂钩，绳索的一端固定在第二滑轮上方的挂钩上，然后绕过第一滑轮和第二滑轮与钢绳8连接；钢绳8从三个弧形套管内部穿过连接到动滑轮组的绳索上。
弧形伸缩管伸长后为半圆状；弧形伸缩管的一端固定在底架2上，第二弧形套管10的一端与底架2之间设置有滑动支撑杆11，滑动支撑杆11的一端与底架2铰接，；另一端与第二弧形套管10固定连接。
第二弧形套管10内侧和外侧均沿圆弧方向设置有导轨，第一弧形套管9内设置有滚轮，滚轮卡在第二弧形套管10的导轨上；第三弧形套管12外侧设置有滚轮，滚轮卡在第二弧形套管10的导轨上。
底架2的底部设置有若干车轮1。
本发明的小车利用了滑轮组可以省三分之二的力，同时钢绳是挠性的，可以避免刚性摩擦，降低了机械装配的要求，使整机易于工作。
利用了三重弧形套管，与滑轮组相互配合，起提升重物作用，同时这种机构可以减小的占地空间，达到便于携带的目的。
减速齿轮组，主要目的来实现减速省力的作用，直齿轮传动传动比稳定，效率较高，工作可靠。
棘轮机构主要的作用是实现中午在上升过程的自锁，从而保证机械机构的安全可靠，同时结构简单、制造方便和运动可靠。
通过更换提升架或安装不同的末端来扩展了使用范围。

Claims (6)

  1. 一种便携式装卸运输车，其特征在于，包括底架(2)、第一弧形套管(9)、第二弧形套管(10)、第三弧形套管(12)、提升架(13)和套管收回装置；第一弧形套管(9)、第二弧形套管(10)和第三弧形套管(12)依次套接形成弧形伸缩管，两个弧形伸缩管并排设置在底架(2)上；提升架(13)设置在弧形伸缩管的一端，弧形伸缩管另一端的设置底架(2)上设置有套管收回装置，套管收回装置用于将伸长的弧形伸缩管收回。
  2. 根据权利要求1所述的一种便携式装卸运输车，其特征在于，套管收回装置包括脚蹬(3)、主动齿轮(4)、从动齿轮(5)、传动轴(6)和钢绳(8)；主动齿轮(4)通过转轴安装在底架(2)的一侧，转轴的端部设置有脚蹬(3)，底架(2)上设置有传动轴(6)，传动轴的一端设置有从动齿轮(5)，从动齿轮(5)与主动齿轮(4)啮合，钢绳(8)的一端固定在传动轴上，另一端连接最远端的弧形套管。
  3. 根据权利要求2所述的一种便携式装卸运输车，其特征在于，传动轴的另一端设置有棘轮，棘轮上设置有棘轮安全锁(7)，用于卡住棘轮；最远端的弧形套管内部设置有动滑轮组，动滑轮组包括第一滑轮和第二滑轮，第一滑轮固定在弧形套管的内壁上，第二滑轮的上下两端均设置有挂钩，绳索的一端固定在第二滑轮上方的挂钩上，然后绕过第一滑轮和第二滑轮与钢绳(8)连接；钢绳(8)从三个弧形套管内部穿过连接到动滑轮组的绳索上。
  4. 根据权利要求1所述的一种便携式装卸运输车，其特征在于，弧形伸缩管伸长后为半圆状；弧形伸缩管的一端固定在底架(2)上，第二弧形套管(10)的一端与底架(2)之间设置有滑动支撑杆(11)，滑动支撑杆(11)的一端与底架(2)铰接，；另一端与第二弧形套管(10)固定连接。
  5. 根据权利要求1所述的一种便携式装卸运输车，其特征在于，第二弧形套管(10)内侧和外侧均沿圆弧方向设置有导轨，第一弧形套管(9)内设置有滚轮，滚轮卡在第二弧形套管(10)的导轨上；第三弧形套管(12)外侧设置有滚轮，滚轮卡在第二弧形套管(10)的导轨上。
  6. 根据权利要求1所述的一种便携式装卸运输车，其特征在于，底架(2)的底部设 置有若干车轮(1)。
PCT/CN2019/113225 2018-11-28 2019-10-25 一种便携式装卸运输车 WO2020108189A1 (zh)

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CN201811448820.1 2018-11-28
CN201811448820.1A CN109592605A (zh) 2018-11-28 2018-11-28 一种便携式装卸运输车

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