WO2022234912A1 - Chariot électrique pliable facilement mobile - Google Patents

Chariot électrique pliable facilement mobile Download PDF

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Publication number
WO2022234912A1
WO2022234912A1 PCT/KR2021/017557 KR2021017557W WO2022234912A1 WO 2022234912 A1 WO2022234912 A1 WO 2022234912A1 KR 2021017557 W KR2021017557 W KR 2021017557W WO 2022234912 A1 WO2022234912 A1 WO 2022234912A1
Authority
WO
WIPO (PCT)
Prior art keywords
plate frame
slide
cart
frame
electric cart
Prior art date
Application number
PCT/KR2021/017557
Other languages
English (en)
Korean (ko)
Inventor
이병삼
김기영
Original Assignee
주식회사 마이크로디스플레이
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 주식회사 마이크로디스플레이 filed Critical 주식회사 마이크로디스플레이
Publication of WO2022234912A1 publication Critical patent/WO2022234912A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
    • B62B3/00—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor
    • B62B3/02—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor involving parts being adjustable, collapsible, attachable, detachable or convertible
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
    • B62B5/00—Accessories or details specially adapted for hand carts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
    • B62B5/00—Accessories or details specially adapted for hand carts
    • B62B5/0026—Propulsion aids
    • B62B5/0033—Electric motors
    • B62B5/0036—Arrangements of motors
    • B62B5/0043—One motor drives one wheel
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
    • B62B5/00—Accessories or details specially adapted for hand carts
    • B62B5/0026—Propulsion aids
    • B62B5/0033—Electric motors
    • B62B5/0053—Arrangements of batteries
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
    • B62B5/00—Accessories or details specially adapted for hand carts
    • B62B5/0026—Propulsion aids
    • B62B5/0066—Transmission of movement
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
    • B62B5/00—Accessories or details specially adapted for hand carts
    • B62B5/0026—Propulsion aids
    • B62B5/0069—Control
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
    • B62B2205/00—Hand-propelled vehicles or sledges being foldable or dismountable when not in use
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
    • B62B2206/00—Adjustable or convertible hand-propelled vehicles or sledges
    • B62B2206/02—Adjustable or convertible hand-propelled vehicles or sledges adjustable in length or width
    • B62B2206/04—Adjustable or convertible hand-propelled vehicles or sledges adjustable in length or width only the load support being adjustable

Definitions

  • the present invention relates to a foldable electric cart that is convenient to move, and more specifically, a foldable electric cart that is convenient to move by designing hinges and slide bars on the upper plate frame and the lower plate frame so that the user can use it by fixing it at a desired position, and folding it for easy storage. It's about carts.
  • a cart for transporting goods is used for short-distance movement of goods, and is mainly used in cargo warehouses or processes.
  • the electric cart which is recently popularized, is used as a means for transporting various items using an electric motor as a power source, and in recent years, it is used for transport work for delivery at home, mart, and milk or yogurt agency.
  • the electric cart for transport includes a main body frame having a handle connected to one side, a loading part for loading various items on the main body frame, and rotating in a grounded state with the road surface by receiving power from an electric motor located at the lower part of the main body frame It consists of wheels that do.
  • the present invention is proposed to solve the above problems of the previously proposed methods, a lower plate frame in which a wheel for moving the cart is connected to the lower part, and a loading space for loading a load is formed in the upper part;
  • An upper frame frame that is connected orthogonally to the lower frame and provided with a handle for adjusting the movement of the cart, a slide-type fixing device for connecting and fixing the lower frame and the upper frame in a slide manner, and the cart at the lower portion of the lower frame
  • an electric drive unit that is connected to the wheels installed for movement of the wheel and transmits rotational drive to the wheels, hinges and slide bars are designed on the upper and lower frame frames to be fixed at the user's desired position and used, and folded easily
  • An object of the present invention is to provide a foldable electric cart that can be stored and moved conveniently.
  • the present invention further includes a slide-type extension that is drawn out to the front of the lower plate frame, so that when a user needs a loading space to load a load, the loading space can be expanded through the withdrawal of the slide-type extension. It is another object of the present invention to provide a foldable electric cart that is convenient to move, so that loadability and ease of use can be further improved according to the transport of many items.
  • the present invention consists of a foldable electric cart having a structure in which the upper frame can be folded, so that the user can transport goods with little force, and when not in use, fold the upper frame toward the lower frame to reduce the volume
  • Another object of the present invention is to provide a portable folding electric cart that can be stored.
  • a lower plate frame having a wheel for moving the cart connected to the lower part, and having a loading space for loading a load on the upper part;
  • an upper frame that is installed orthogonally to the lower frame and provided with a handle for adjusting the movement of the cart
  • a slide-type fixing device for connecting and fixing the lower frame and the upper frame in a slide manner
  • It is connected to a wheel installed for movement of the cart at the lower portion of the lower plate frame, and it is characterized in that it includes an electric driving unit for transmitting rotational driving to the wheel.
  • the lower plate frame Preferably, the lower plate frame,
  • a loading space for loading a load is formed in the upper part to which the wheel is connected and installed, and it may further include a slide-type extension part capable of expanding the loading space for loading a load.
  • It may be configured in a slide-type structure in which the length of the lower plate is variably adjusted forward in order to expand a loading space that can load the load of the lower frame.
  • the upper plate frame Preferably, the upper plate frame, the upper plate frame, and
  • the slide-type fixing device and the lower plate frame are connected orthogonally to each other and installed, but the slide-type fixing device may be used to be fixedly installed at a desired position by the user.
  • the upper plate frame More preferably, the upper plate frame,
  • the folding electric cart When the folding electric cart is moved, it can be folded so that it can be loaded in a vehicle by folding through the slide-type fixing device.
  • the slide-type fixing device More preferably, the slide-type fixing device,
  • one end is fixed to one end of the lower plate frame, the other end is connected to the slide bars installed on both sides of the upper plate frame comprising a hinge that is fixed in position
  • the slide-type fixing device Even more preferably, the slide-type fixing device,
  • a ring pin connected to a hole formed in the upper frame in which the slide bar is located may be further included so that the upper frame is fixed at a desired position and then more firmly fixed.
  • the electric drive unit Even more preferably, the electric drive unit,
  • a motor installed on one lower side of the lower plate frame forming a lower structure of the foldable electric cart to generate rotational driving
  • a battery fixedly installed on one side of the frame of the upper plate frame to supply power for driving the motor
  • It may be configured to include a driving switch that operates so that power for driving the motor can be supplied from the battery.
  • a lower plate frame in which a wheel for moving the cart is connected to the lower part, a loading space for loading a load is formed in the upper part, and the lower plate frame is connected orthogonally to the lower plate Installed and provided with a handle for adjusting the movement of the cart, a slide-type fixing device for connecting and fixing the lower plate frame and the upper plate frame in a slide manner, and is installed in the lower part of the lower plate for the movement of the cart
  • hinges and slide bars are designed on the upper frame and lower frame to be used by fixing them at the user's desired location, and fold and store easily.
  • the slide-type extension part it is possible to expand the loading space through withdrawal, and accordingly, it is possible to further improve the loadability and convenience of use according to the transportation of many items.
  • the convenient folding electric cart of the present invention by configuring the electric folding cart having a structure in which the upper plate frame can be folded, the user can transport the goods with little force, and, of course, the upper plate frame when not in use can be folded toward the lower frame side to reduce the volume for storage.
  • FIG. 1 is a view showing the configuration of a convenient folding electric cart according to an embodiment of the present invention as a functional block.
  • Figure 2 is a view showing the configuration of the slide-type fixing device of the convenient folding electric cart according to an embodiment of the present invention as a functional block.
  • Figure 3 is a view showing the configuration of the electric drive unit of the convenient folding electric cart according to an embodiment of the present invention as a functional block.
  • Figure 4 is a view showing a schematic perspective configuration of a folding electric cart convenient to move according to an embodiment of the present invention.
  • Figure 5 is a view schematically showing a folded configuration of the upper plate frame of the convenient folding electric cart according to an embodiment of the present invention.
  • Figure 6 is a view schematically showing a configuration in which the upper plate frame of the convenient folding electric cart is installed and fixed at right angles according to an embodiment of the present invention.
  • Figure 7 is a view schematically showing a configuration in which the upper plate frame of the foldable electric cart convenient to move according to an embodiment of the present invention is folded to the opposite side of the lower plate frame.
  • Figure 8 is a view schematically showing the configuration of the drive switch of the convenient folding electric cart according to an embodiment of the present invention.
  • FIG. 1 is a view showing the configuration of a convenient folding electric cart according to an embodiment of the present invention as a functional block
  • Figure 2 is a slide-type fixing device of a convenient folding electric cart according to an embodiment of the present invention It is a view showing the configuration of the functional block
  • Figure 3 is a view showing the configuration of the electric drive unit of the convenient folding electric cart according to an embodiment of the present invention as a functional block
  • Figure 4 is an embodiment of the present invention It is a view showing a schematic perspective configuration of a foldable electric cart that is convenient to move according to an example
  • FIG. 5 is a view schematically showing a folded configuration of the upper plate frame of a foldable electric cart that is convenient to move according to an embodiment of the present invention.
  • Figure 6 is a view schematically showing a configuration in which the upper plate frame of a convenient folding electric cart is installed and fixed at right angles according to an embodiment of the present invention
  • Figure 7 is a convenient movement according to an embodiment of the present invention
  • the convenient folding electric cart 100 is a lower plate frame 110, an upper plate frame 120, and a slide-type fixing device 130. , and may be configured to include an electric driving unit 140 .
  • the lower plate frame 110 has a configuration in which a wheel 101 for moving the cart is connected to the lower part, and a loading space for loading a load is formed in the upper part.
  • the lower plate frame 110 may be configured in the form of a frame that can load the foldable electric cart 100 .
  • the wheel 101 installed on the lower part of the lower frame 110 may be composed of one front wheel and two main wheels. That is, the electric driving unit 140 to be described later is connected to the two main wheels. At this time, by fixing the front wheel and the main wheel using bolts for more convenience when moving the folding electric cart 100, it can be separated when necessary and installed again when used.
  • the lower plate frame 110 has a loading space for loading a load on the upper part where the wheels 101 are connected and installed, and a slide-type extension 111 that can expand the loading space for loading a load is further added.
  • the slide-type extension 111 may be configured in a slide-type structure in which the length of the lower plate frame 110 is variably adjusted forward in order to expand the loading space that can load the load. That is, the lower plate frame 110 may be configured in the form of a frame having a double structure from which the front slide-type extension 111 can be drawn out. That is, to expand the loading space, the slide-type extension 111 may be pulled out and fixed by a slide forward.
  • the upper plate frame 120 is installed to be connected orthogonally to the lower plate frame 110 , and a handle 121 for adjusting the movement of the cart is provided. As shown in FIG. 4 , the upper plate frame 120 may be configured in a vertically erected frame type structure in which a user can hold and drive the folding electric cart 100 .
  • the battery 143 and the driving switch 144 of the electric driving unit 140 which will be described later, may be installed in the upper plate frame 120 .
  • the upper plate frame 120 is installed orthogonally connected to the lower plate frame 110 via a slide-type fixing device 130 to be described later, but is fixed and installed at a position desired by the user via the slide-type fixing device 130 as a medium.
  • the upper plate frame 120 may be folded to be loaded in a vehicle by folding the slide-type fixing device 130 as a medium when the folding electric cart 100 is moved.
  • the upper plate frame 120 can be stored vertically by using the slide-type fixing device 130 when in use, and folded and folded when not in use.
  • the slide-type fixing device 130 is configured to connect and fix the lower frame 110 and the upper frame 120 in a slide manner.
  • the slide-type fixing device 130 is installed on both side portions of the slide bar 131 installed on both side portions of the top frame 120, respectively, and on both side portions of the top frame 120 so as to be fixed at a desired position by the user.
  • a hinge 132 that corresponds to the slide bar 131 to be used, one end is fixed to one end of the lower frame 120 , and the other end is connected to the slide bar 131 installed on both sides of the upper frame 120 and fixed in position. can be configured including
  • the slide-type fixing device 130 includes a slide bar 131 so that when the lower frame 110 and the upper frame 120 are fastened to each other, the upper frame 120 is fixed at a desired position and then more firmly fixed. It may be configured to further include a ring pin 133 connected to a hole formed in the upper plate frame 120 located there.
  • the electric driving unit 140 is connected to a wheel 101 installed in the lower portion of the lower plate frame 110 for movement of the cart, and is configured to transmit rotational driving to the wheel 101 .
  • the electric driving unit 140 is installed on one lower side of the lower plate frame 110 forming the lower structure of the foldable electric cart 100 and a motor 141 for generating rotational driving, and the foldable electric cart 100 .
  • a chain 142 that is shaft-coupled and rotated with the motor 141 to transmit rotational driving to the wheels 101 and the upper plate frame 120 is fixedly installed on one side of the frame, and is a power supply for driving the motor 141 . It may be configured to include a battery 143 for supplying , and a driving switch 144 that operates so that power for driving the motor 141 can be supplied from the battery 143 .
  • the electric driving unit 140 is installed in the motor 141 and the chain 142 under the lower frame 110, the battery 143 is installed in the upper frame 120, the drive switch 144 is the user It can be installed on the handle 121 portion of the upper plate frame 120 that can be easily manipulated.
  • the driving switch 144 may be configured as an ignition switch for turning on the engine and an RPM switching push for adjusting the rotational force of the motor 141 . That is, it is driven by the battery 143, but is normally operated in a normal mode to save energy, and when power is required, it may be switched to a booster mode according to the selection of the RPM switching push and used.
  • the convenient folding electric cart includes a lower plate frame in which a wheel for moving the cart is connected to the lower part, and a loading space for loading a load is formed in the upper part,
  • An upper frame frame that is connected orthogonally to the lower frame and provided with a handle for adjusting the movement of the cart, a slide-type fixing device for connecting and fixing the lower frame and the upper frame in a slide manner, and the cart at the lower portion of the lower frame
  • hinges and slide bars are designed on the upper and lower frame frames to be fixed at the user's desired position and used, and folded easily It can be stored, and in particular, by further comprising a slide-type extension that is drawn out to the front of the lower plate frame, when the user needs a loading space for loading a load, the loading space through the withdrawal of the slide-type extension can be expanded, and it is possible to further improve the loadability and convenience of use according

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Handcart (AREA)

Abstract

Un chariot électrique pliable facilement mobile proposé par la présente invention comprend : un cadre de plaque inférieure comportant le fond, auquel une roue pour déplacer le chariot est reliée, et la partie supérieure sur laquelle est formé un espace de chargement pour placer une charge ; un cadre de plaque supérieure relié perpendiculairement à la plaque inférieure et pourvu d'une poignée pour ajuster le mouvement du chariot ; un dispositif de fixation coulissant permettant de relier et de fixer le cadre de plaque inférieure au cadre de plaque supérieure de manière coulissante ; et une unité d'entraînement électrique reliée à la roue, installée sur dessous du cadre de plaque inférieure pour déplacer le chariot, de manière à transmettre un entraînement en rotation à la roue, une charnière et une barre de coulissement étant conçues dans le cadre de plaque supérieure et le cadre de plaque inférieure de sorte qu'un utilisateur puisse fixer et utiliser celui-ci à un emplacement souhaité et puisse plier et stocker facilement celui-ci.
PCT/KR2021/017557 2021-05-01 2021-11-25 Chariot électrique pliable facilement mobile WO2022234912A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020210056961A KR20220149770A (ko) 2021-05-01 2021-05-01 이동이 편리한 접이식 전동 카트
KR10-2021-0056961 2021-05-01

Publications (1)

Publication Number Publication Date
WO2022234912A1 true WO2022234912A1 (fr) 2022-11-10

Family

ID=83932196

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2021/017557 WO2022234912A1 (fr) 2021-05-01 2021-11-25 Chariot électrique pliable facilement mobile

Country Status (2)

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KR (1) KR20220149770A (fr)
WO (1) WO2022234912A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06344920A (ja) * 1993-06-04 1994-12-20 Daisuke Fujii 運搬台車
JP3204751U (ja) * 2016-03-01 2016-06-16 湖州▲たい▼渓振華工貿有限公司 歩行型運搬台車
KR200485301Y1 (ko) * 2016-09-13 2018-01-26 최경림 다용도 손수레
US20200283044A1 (en) * 2019-03-07 2020-09-10 Dishcraft Robotics, Inc. Dish stacking cart
CN112319570A (zh) * 2020-10-31 2021-02-05 武穴众兴建设工程有限公司 一种便于折叠的仓库运输推车

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06344920A (ja) * 1993-06-04 1994-12-20 Daisuke Fujii 運搬台車
JP3204751U (ja) * 2016-03-01 2016-06-16 湖州▲たい▼渓振華工貿有限公司 歩行型運搬台車
KR200485301Y1 (ko) * 2016-09-13 2018-01-26 최경림 다용도 손수레
US20200283044A1 (en) * 2019-03-07 2020-09-10 Dishcraft Robotics, Inc. Dish stacking cart
CN112319570A (zh) * 2020-10-31 2021-02-05 武穴众兴建设工程有限公司 一种便于折叠的仓库运输推车

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Publication number Publication date
KR20220149770A (ko) 2022-11-08

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