CN113954945A

CN113954945A - Hand cart

Info

Publication number: CN113954945A
Application number: CN202111419138.1A
Authority: CN
Inventors: 潘永杰; 房梁; 温伟光; 刘岑
Original assignee: Guangdong Power Grid Co Ltd; Qingyuan Power Supply Bureau of Guangdong Power Grid Co Ltd
Current assignee: Guangdong Power Grid Co Ltd; Qingyuan Power Supply Bureau of Guangdong Power Grid Co Ltd
Priority date: 2021-11-26
Filing date: 2021-11-26
Publication date: 2022-01-21

Abstract

The invention discloses a trolley, which comprises a base and a pushing handle, wherein rollers are arranged below the base, a lifting platform is arranged on the base, an installation box is arranged on one side of the base, the pushing handle is connected with the installation box through a rotating assembly, when the pushing handle is in a working position, an elastic part has a tendency of pulling a cam to rotate so as to enable a second connecting end to be higher than a first connecting end, when the pushing handle is in a storage position, the elastic part has a tendency of pulling the cam to rotate so as to enable the second connecting end to be lower than the first connecting end, and a locking part is also arranged between the pushing handle and the installation box and used for locking the pushing handle at the working position. By arranging the rotating assembly, a worker does not need to support a pushing arm in the whole process for unfolding and containing, and the folding is convenient for containing, and meanwhile, the containing operation is simplified; through setting up the locking piece, can avoid the pushing hands to take place to rotate in the engineering of using the handcart with pushing hands locking at operating position.

Description

Hand cart

Technical Field

The invention relates to the field of transportation equipment, in particular to a trolley.

Background

The international labor organization proposes that suitable technical equipment should be used as much as possible to limit or facilitate manual weight transport. The handcart can effectively solve the problem of transporting heavy objects, can conveniently realize small-distance transportation through the handcart, and greatly improves the operating efficiency. With the development and enrichment of commodity economy and logistics systems, people can not leave the handcart more and more, the handcart is used as an important carrying tool in modern society, and the handcart has various specifications and forms. Part handcart is provided with lift platform to make things convenient for the vertical transportation of heavy object, this setting can increase the size of handcart, is not convenient for accomodate.

Disclosure of Invention

The embodiment of the invention aims to: a cart is provided which is convenient to store.

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

the trolley comprises a base and a pushing handle, wherein rollers are arranged below the base, a lifting platform is arranged on the base, an installation box is arranged on one side of the base, the pushing handle is connected with the installation box through a rotating assembly, the rotating assembly is arranged in the installation box, the rotating assembly comprises an elastic piece and a cam, the cam is provided with a first connecting end and a second connecting end which are oppositely arranged, the first connecting end is connected with the pushing handle, one end of the elastic piece is connected with the second connecting end, the other end of the elastic piece is connected with the inner wall of the installation box, the pushing handle is provided with a working position and a storage position, when the pushing handle is positioned at the working position, the second connecting end is higher than the first connecting end, the elastic piece has a tendency of pulling the cam to rotate so that the second connecting end is higher than the first connecting end, when the pushing handle is located at the storage position, the second connecting end rotates to be lower than the first connecting end, the elastic piece has a tendency of pulling the cam to rotate so that the second connecting end is kept lower than the first connecting end, and a locking piece is further arranged between the pushing handle and the installation box and used for locking the pushing handle at the working position.

As a preferable scheme of the trolley, a first limit block is arranged on the inner wall of the installation box, and when the pushing handle is located at the working position, the cam is abutted to the first limit block.

As a preferred scheme of handcart, including electronic flexible thick stick and remote control subassembly, the remote control subassembly with electronic flexible thick stick electricity is connected, lift platform passes through electronic flexible thick stick with the base is connected.

As a preferred scheme of handcart, the remote control subassembly includes remote controller and controller, the controller sets up in the install bin, the remote controller with the pushing hands can dismantle the connection, the remote controller is provided with wireless transmitting module, the controller is provided with wireless receiving module.

As a preferred scheme of the trolley, a storage battery and a charging interface are arranged in the installation box, the charging interface is electrically connected with the storage battery, and the storage battery is electrically connected with the wireless receiving module and the controller.

As a preferable scheme of the trolley, the pushing handle is provided with a first interface, the first interface is electrically connected with the controller, the remote controller is provided with a second interface, and when the remote controller is connected with the pushing handle, the first interface is connected with the second interface in an inserting mode.

As a preferable scheme of the trolley, a second limiting block is arranged on the pushing handle, and when the remote controller is connected with the pushing handle, the upper surface of the second limiting block is attached to the upper surface of the remote controller.

As a preferable scheme of the trolley, a third limiting block is arranged on the pushing handle, and when the remote controller is connected with the pushing handle, the lower surface of the third limiting block is attached to the upper surface of the remote controller.

As a preferred scheme of the trolley, a first magnet is arranged on the remote controller, a second magnet is arranged on the pushing handle, and when the remote controller is connected with the pushing handle, the first magnet and the second magnet are attracted.

As a preferable mode of the cart, when the remote controller is connected to the pushing handle, the remote controller is attached to an outer surface of the pushing handle.

The invention has the beneficial effects that: through the arrangement of the rotating assembly, when the cam needs to be stored, the push handle drives the cam to rotate, when the cam rotates until the second connecting end of the cam is lower than the first connecting end, the elastic piece actively pulls the cam to rotate, so that the cam drives the push handle to rotate to the storage position, when the cam needs to work, the push handle is pulled upwards, when the push handle drives the cam to rotate until the second connecting end is higher than the first connecting end, the elastic piece actively pulls the push handle to rise and expand, so that a worker does not need to support the push handle in the whole process to expand and store, and when the push handle is folded and stored conveniently, the storage operation is simplified; through setting up the locking piece, can avoid the pushing hands to take place to rotate in the engineering of using the handcart with pushing hands locking at operating position.

Drawings

The invention is explained in more detail below with reference to the figures and examples.

Fig. 1 is a schematic view of a cart according to an embodiment of the present invention.

FIG. 2 is a schematic view of a cart according to an embodiment of the present invention.

Fig. 3 is a schematic view of the connection of the pushing handle, the installation box and the rotating assembly according to the embodiment of the invention.

Fig. 4 is a schematic view of the pushing handle, the installation box and the storage battery according to the embodiment of the invention.

Fig. 5 is an exploded view of the push handle and the remote controller according to the embodiment of the present invention.

Fig. 6 is a schematic rear view of a remote controller according to an embodiment of the present invention.

Fig. 7 is a schematic top view of a remote controller according to an embodiment of the present invention.

In the figure:

1. a base; 2. a pushing handle; 201. a first interface; 3. a lifting platform; 301. a platform body; 302. a telescopic frame; 4. installing a box; 5. a cam; 6. an elastic member; 7. a locking member; 8. a remote controller; 801. a first magnet; 802. a second interface; 9. a first stopper; 10. a second limiting block; 11. a third limiting block; 12. a roller; 13. an electric telescopic bar; 14. a storage battery; 15. and a charging interface.

Detailed Description

In order to make the technical problems solved, technical solutions adopted and technical effects achieved by the present invention clearer, the technical solutions of the embodiments of the present invention will be described in further detail below with reference to the accompanying drawings, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to 7, the cart provided by the present invention comprises a base 1 and a pushing handle 2, four rollers 12 are disposed below the base 1, a lifting platform 3 is disposed on the base 1, a mounting box 4 is disposed on one side of the base 1, the pushing handle 2 is connected to the mounting box 4 through a rotating component, the rotating component is disposed in the mounting box 4, the rotating component comprises an elastic member 6 and a cam 5, the cam 5 has a first connecting end and a second connecting end which are opposite, the first connecting end is connected to the pushing handle 2, one end of the elastic member 6 is connected to the second connecting end, the other end of the elastic member 6 is connected to an inner wall of the mounting box 4, the pushing handle 2 has a working position and a storage position, when the pushing handle 2 is in the working position, the second connecting end is higher than the first connecting end, the elastic member 6 has a tendency of pulling the cam 5 to rotate so as to keep the second connecting end higher than the first connecting end, when the pushing handle 2 is in the storage position, the second connecting end rotates to be lower than the first connecting end, the elastic piece 6 is provided with a region for pulling the cam 5 to rotate so that the second connecting end is kept lower than the first connecting end, and a locking piece 7 is arranged between the pushing handle 2 and the mounting box 4 and used for locking the pushing handle 2 at the working position through the locking piece 7. Through the arrangement of the rotating assembly, when the storage is needed, the push handle 2 drives the cam 5 to rotate, when the cam 5 rotates until the second connecting end of the cam 5 is lower than the first connecting end, the elastic piece 6 actively pulls the cam 5 to rotate so that the cam 5 drives the push handle 2 to rotate to the storage position, when the work is needed, the push handle 2 is pulled upwards, when the push handle 2 drives the cam 5 to rotate until the second connecting end is higher than the first connecting end, the elastic piece 6 actively pulls the push handle 2 to ascend and expand, so that the push handle 2 is not needed to be added in the whole process of a worker for expansion and storage, and when the storage is convenient to fold, the storage operation is simplified; through setting up locking piece 7, can lock pushing hands 2 at operating position, avoid pushing hands 2 to take place to rotate in the engineering of using the handcart.

In this embodiment, the elastic member 6 is a spring, the locking member 7 is a locking rod, the pushing handle 2 is provided with a first hole, the installation box 4 is provided with a second hole, when the locking member 7 is inserted into the first hole and the second hole, the pushing handle 2 and the installation box 4 are fixed in position, and at this time, the locking member 7 retracts the pushing handle 2 in the working position. The lifting platform 3 comprises a platform body 301 and a telescopic frame 302, wherein the platform body 301 is connected with the bottom plate through the telescopic frame 302.

Specifically, be provided with first stopper 9 on the inner wall of install bin 4, when pushing hands 2 was in operating position, cam 5 and first stopper 9 butt. Through setting up first stopper 9, can conveniently confirm the expansion range of pushing hands 2 under first stopper 9 is spacing, make things convenient for locking of locking piece 7 fixed.

Specifically, the handcart comprises an electric telescopic bar 13 and a remote control assembly, the remote control assembly is electrically connected with the electric telescopic bar 13, and the platform body 301 is connected with the base 1 through the electric telescopic bar 13. The electric telescopic rod 13 is arranged, so that the lifting operation of the lifting platform 3 can be facilitated, the labor is saved, and the manual operation amount is reduced; through setting up the remote control subassembly, can conveniently control electric telescopic bar 13.

Specifically, the remote control assembly comprises a remote controller 8 and a controller, the controller is arranged in the installation box 4, the remote controller 8 is detachably connected with the push handle 2, the remote controller 8 is provided with a wireless transmitting module, and the controller is provided with a wireless receiving module. By arranging the detachable remote controller 8, the lifting operation of the lifting platform 3 can be conveniently controlled remotely, so that cargos are prevented from being hit on an operator, and the operation safety is improved; through operating the control button on the remote controller 8, the control button information is transmitted to the wireless receiving module through the wireless transmitting module and then the controller controls the action of the electric telescopic rod 13, and then the lifting platform 3 is driven to ascend or descend.

Specifically, a storage battery 14 and a charging interface 15 are arranged in the installation box 4, the charging interface 15 is electrically connected with the storage battery 14, and the storage battery 14 is electrically connected with the wireless receiving module and the controller. By arranging the storage battery 14, the storage battery 14 can supply power to the wireless receiving module, so that a complex circuit structure is prevented from being connected to the trolley, and the use convenience of the trolley is improved; through setting up interface 15 that charges, can charge for battery 14 through interface 15 that charges, certainly, the page or leaf can be renewed battery 14 alone, and then avoid leading to the idle time overlength of handcart because of charging.

Specifically, the pushing handle 2 is provided with a first interface 201, the first interface 201 is electrically connected with the controller, the remote controller 8 is provided with a second interface 802, and when the remote controller 8 is connected with the pushing handle 2, the first interface 201 is connected with the second interface 802 in an inserting manner. By arranging the first interface 201 and the second interface 802, when the remote controller 8 is connected with the push handle 2, the remote controller 8 can send information to the controller through a wired circuit, information delay is reduced, and the remote controller 8 can be charged through the storage battery 14 in the installation box 4.

Specifically, be provided with second stopper 10 on pushing hands 2, when remote controller 8 and pushing hands 2 are connected, the upper surface of second stopper 10 and the laminating of the upper surface of remote controller 8. The second limiting block 10 is arranged, so that positioning can be provided for the connection between the remote controller 8 and the push handle 2, and the connection difficulty of the remote controller and the push handle is reduced; the second limiting block 10 can provide support for the remote controller 8, and prevent the first interface 201 and the second interface 802 from loosening.

Specifically, be provided with third stopper 11 on pushing hands 2, when remote controller 8 and pushing hands 2 are connected, the lower surface of third stopper 11 and the laminating of the upper surface of remote controller 8. Through setting up third stopper 11, can provide the location for the connection of remote controller 8 and pushing hands 2, further reduce the connection degree of difficulty of remote controller 8 and pushing hands 2.

Specifically, the remote controller 8 is provided with a first magnet 801, the push handle 2 is provided with a second magnet, and when the remote controller 8 is connected with the push handle 2, the first magnet 801 and the second magnet attract each other. Through setting up first magnet 801 and second magnet, can utilize magnetic force to fix remote controller 8 on pushing hands 2, can make things convenient for taking of remote controller 8 like this.

Specifically, when the remote controller 8 is connected with the handle 2, the remote controller 8 is attached to the outer surface of the handle 2. In the embodiment, the cross section of the pushing handle 2 is circular, and at this time, one side of the remote controller 8 close to the pushing handle 2 is a cambered surface, so that the connection strength between the remote controller 8 and the pushing handle 2 can be improved.

In the description herein, it is to be understood that the terms "upper," "lower," "left," "right," and the like are based on the orientation or positional relationship shown in the drawings for convenience in description and simplicity of operation, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the present invention. Furthermore, the terms "first" and "second" are used merely for descriptive purposes and are not intended to have any special meaning.

In the description herein, references to the description of "an embodiment," "an example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be appropriately combined to form other embodiments as will be appreciated by those skilled in the art.

The technical principle of the present invention is described above in connection with specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without inventive effort, which would fall within the scope of the present invention.

Claims

1. A trolley is characterized by comprising a base and a pushing handle, wherein rolling wheels are arranged below the base, a lifting platform is arranged on the base, an installation box is arranged on one side of the base, the pushing handle is connected with the installation box through a rotating assembly, the rotating assembly is arranged in the installation box, the rotating assembly comprises an elastic piece and a cam, the cam is provided with a first connecting end and a second connecting end which are oppositely arranged, the first connecting end is connected with the pushing handle, one end of the elastic piece is connected with the second connecting end, the other end of the elastic piece is connected with the inner wall of the installation box, the pushing handle is provided with a working position and a storage position, when the pushing handle is in the working position, the second connecting end is higher than the first connecting end, the elastic piece has a tendency of pulling the cam to rotate so that the second connecting end is higher than the first connecting end, when the pushing handle is located at the storage position, the second connecting end rotates to be lower than the first connecting end, the elastic piece has a tendency of pulling the cam to rotate so that the second connecting end is kept lower than the first connecting end, and a locking piece is further arranged between the pushing handle and the installation box and used for locking the pushing handle at the working position.

2. A trolley as claimed in claim 1, characterized in that a first stop is provided on the inner wall of the mounting box, the cam abutting against the first stop when the pushing arm is in the operating position.

3. A trolley according to claim 1, including a powered telescopic bar and a remote control assembly, the remote control assembly being electrically connected to the powered telescopic bar, the lifting platform being connected to the base via the powered telescopic bar.

4. A trolley as claimed in claim 3, characterized in that the remote control assembly comprises a remote control and a controller, the controller being arranged in the mounting box, the remote control being detachably connected to the push handle, the remote control being provided with a wireless transmitting module and the controller being provided with a wireless receiving module.

5. A trolley according to claim 4, characterized in that a battery and a charging interface are provided in the mounting box, the charging interface being electrically connected to the battery, the battery being electrically connected to the wireless receiving module and the controller.

6. A trolley as claimed in claim 4, characterized in that the push handle is provided with a first interface, which is electrically connected to the controller, and a second interface is provided on the remote control, which interfaces when the remote control is connected to the push handle.

7. A trolley according to claim 4, characterized in that the push handle is provided with a second stop block, and when the remote control unit is connected with the push handle, the upper surface of the second stop block is in contact with the upper surface of the remote control unit.

8. A trolley according to claim 7, characterized in that a third stop block is provided on the pushing handle, and when the remote control unit is connected to the pushing handle, the lower surface of the third stop block abuts against the upper surface of the remote control unit.

9. A trolley as claimed in claim 4, characterized in that the remote control unit is provided with a first magnet and the push handle is provided with a second magnet, which are engaged when the remote control unit is connected to the push handle.

10. A trolley as claimed in claim 4, characterized in that the remote control abuts the outer surface of the push handle when the remote control and the push handle are connected.