CN215553468U

CN215553468U - Loading push-pull vehicle

Info

Publication number: CN215553468U
Application number: CN202121182173.1U
Authority: CN
Inventors: 鲍逸怡; 陈科
Original assignee: Ningbo Xiangshan Huasheng Plastic Products Co ltd
Current assignee: Ningbo Xiangshan Huasheng Plastic Products Co ltd
Priority date: 2021-05-28
Filing date: 2021-05-28
Publication date: 2022-01-18
Anticipated expiration: 2031-05-28

Abstract

The utility model discloses a push-pull vehicle for carrying objects, which comprises a vertical support and a U-shaped horizontal support, wherein the upper end of the vertical support is provided with armrests, and the bottom of the vertical support is provided with a rear wheel set; the U-shaped horizontal support comprises two support arms with free ends and a transverse rod, and the free ends of the support arms are respectively connected to the vertical upright rods in a shaft manner; the two support arms are respectively connected with a connecting rod which is bent downwards, the lower end of the connecting rod is provided with an adapter, and a grounding part which is flush with the rear wheel set is arranged on the adapter; carry the rear wheel group of thing push-and-pull car and be used for climbing the ladder, U type horizontal stand is used for shelving article, and U type horizontal stand includes support arm and transverse rod, is connected with the connecting rod of downwarping on the support arm of transverse rod, installs the part that contacts to the ground that flushes with the rear wheel group on the connecting rod, and the structure of above-mentioned novel push-and-pull car is more optimized, and flushes around the bottom of push-and-pull car so that it can be more stable when standing still or with the parallel push-and-pull in ground.

Description

Loading push-pull vehicle

Technical Field

The utility model relates to a small push-pull vehicle, in particular to a carrying push-pull vehicle capable of being used for multi-mode switching of a carrying cloth bag and a carrying box body.

Background

The small-sized carrying push-pull trolley can be placed on the push-pull trolley and bound with a cloth bag, a box body and the like; can be used for carrying articles, or going out for travel and shopping to provide convenience.

The prior documents are as follows: the prior documents are as follows: CN207707435U vegetable buying vehicle capable of layering and disassembling into portable hand basket;

a vegetable buying cart with a crutch of CN 202368622U; CN205775516U folded double-layer cloth bag vehicle.

The traditional structure includes frame and wheelset, and the bottom of frame is located to the wheelset, and the frame is including having horizontal stand and vertical support, and vertical support is located one side of horizontal stand, and on the horizontal stand was arranged in to other article such as sack, box, article one side can support simultaneously and lean on vertical support, and the upper portion of vertical support is equipped with the handle that supplies the user push-and-pull.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of providing a multi-mode carrying push-pull vehicle.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the push-pull cart for carrying objects is characterized by comprising a vertical support and a U-shaped horizontal support, wherein the upper end of the vertical support is provided with armrests, the U-shaped horizontal support is used for placing the objects, and the bottom of the vertical support is provided with a rear wheel set;

the U-shaped horizontal support comprises two support arms with free ends and a transverse rod, and the free ends of the support arms are respectively connected to the vertical upright rods in a shaft mode;

the two support arms are respectively connected with a connecting rod which is bent downwards, the lower end of the connecting rod is provided with a switching seat, and a part which is flush with the rear wheel set is arranged on the switching seat.

The further preferable technical scheme of the utility model is as follows: the adapter comprises a plastic base, and the plastic base comprises a first fixing hole for inserting the connecting rod and a second fixing hole for butting the ground contact component.

The further preferable technical scheme of the utility model is as follows: the ground contact part is a universal wheel, and a connecting shaft of the universal wheel penetrates through the second fixing hole.

The further preferable technical scheme of the utility model is as follows: the ground contact part is a U-shaped supporting rod, the U-shaped supporting rod comprises a transverse supporting rod and a connecting arm, the transverse supporting rod is used for contacting the ground, a connecting piece is arranged at the upper end of the connecting arm, and the connecting piece penetrates into the second fixing hole.

The further preferable technical scheme of the utility model is as follows: the rear wheel set comprises two rear wheels, two vertical upright rods penetrate through a wheel shaft, the rear wheels are respectively connected to the end parts of the wheel shaft, a connecting rod is arranged between the wheel shaft and the connecting rod, and when the U-shaped horizontal support rotates upwards, the connecting rod pulls the front connecting rod to approach the vertical support.

The further preferable technical scheme of the utility model is as follows: and a U-shaped synchronous link rod is arranged between the two connecting rods.

The further preferable technical scheme of the utility model is as follows: the handrail be U type handrail, the upper end of vertical pole setting be equipped with angle adjuster, the lower extreme of U type handrail be connected angle adjuster on, the U type handrail pass through the adjustable handrail direction of angle adjuster.

The further preferable technical scheme of the utility model is as follows: at least one reinforcing rod is arranged between the two vertical rods and/or on the U-shaped horizontal support.

The further preferable technical scheme of the utility model is as follows: the rear wheel is a climbing wheel.

The further preferable technical scheme of the utility model is as follows: the vertical upright stanchion is provided with an axle connecting seat, and the free ends of the support arms are respectively connected with the axle connecting seat in an axle way.

Compared with the prior art, the novel push-pull vehicle has the advantages that the push-pull vehicle for carrying the objects comprises the rear wheel set capable of climbing stairs and the U-shaped horizontal support for placing the objects, the U-shaped horizontal support comprises the support arm and the transverse rod, the support arm of the transverse rod is connected with the connecting rod which is bent downwards, and the connecting rod is provided with the part which is flush with the rear wheel set.

Drawings

The present invention will be described in further detail below with reference to the drawings and preferred embodiments, but those skilled in the art will appreciate that the drawings are only drawn for the purpose of illustrating the preferred embodiments and therefore should not be taken as limiting the scope of the utility model. Furthermore, unless specifically stated otherwise, the drawings are merely schematic representations based on conceptual representations of elements or structures depicted and may contain exaggerated displays and are not necessarily drawn to scale.

Fig. 1 is a schematic overall structure diagram of a carrying push-pull vehicle;

fig. 2 is a partial structural schematic view of a carrying push-pull cart;

FIG. 3 is a schematic view of the overall structure of the carrying push-pull cart;

fig. 4 is a partial structural schematic view of a carrying push-pull cart;

fig. 5 is a schematic view of the overall structure of the carrying push-pull cart;

FIG. 6 is a first schematic view of the armrest mounting structure of the present embodiment;

FIG. 7 is a second schematic view of the armrest mounting structure of the present embodiment;

FIG. 8 is a first disassembled view of the angle adjuster;

FIG. 9 is a second disassembled view of the angle adjuster;

fig. 10 is a side sectional view of the angle adjuster after assembly.

Detailed Description

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. Those skilled in the art will appreciate that the description is illustrative only, and is not to be construed as limiting the scope of the utility model.

It should be noted that: like reference numerals refer to like items in the following figures, and thus, once an item is defined in one figure, it may not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", and the like refer to the orientation or positional relationship shown in the drawings, or the orientation or positional relationship which the utility model product is conventionally placed in use, and are only for convenience of describing the present invention and simplifying the description, but do not refer to or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

As shown in fig. 1 to 5, the loading push-pull cart 100 comprises a vertical support 10 provided with an armrest 12 at the upper end, a U-shaped horizontal support 20 for placing articles, and a front support assembly 30, wherein a rear wheel set 40 is provided at the bottom of the vertical support 10; the armrest 12 is used for a user to hold to push and pull the vehicle body. The vertical support 10 extends longitudinally, the length of which forms the base height of the vehicle body. The reinforcing rods v are transversely arranged between the two vertical supports 10 which are arranged in parallel, so that the overall strength of the vertical supports 10 is enhanced, and the plurality of reinforcing rods v can be used for placing objects to lean on, so that the stability of a user in pushing and pulling the vehicle body is improved.

The U-shaped horizontal bracket 20 is installed at the bottom of the vertical bracket 10, and preferably, a plurality of transverse reinforcing rods v are installed between the supporting arms 21 of the U-shaped horizontal bracket 20 to improve the firmness and stability of the U-shaped horizontal bracket 20 for placing articles.

Specifically, the vertical bracket 10 comprises two separated and parallel vertical uprights 11, the U-shaped horizontal bracket 20 comprises two support arms 21 with free ends and a transverse rod 22, and the free ends of the support arms 21 are respectively coupled to the vertical uprights 11; the upper end of the front supporting assembly 30 is connected to the U-shaped horizontal bracket 20, and the bottom of the front supporting assembly 30 and the rear wheel set 40 are used for being supported on the ground together; the front support assembly 30 includes two downwardly bent connecting rods 31 having upper ends connected to the arms 21 and a ground contacting member 32 mounted to the lower ends of the connecting rods 31; the bottom edge of the rear wheel set 40 is flush with the bottom edge of the ground engaging member 32, thereby making the bottom of the push-pull vehicle flush front to back to make it more stable when resting or pushing parallel to the ground.

In actual installation, the lower end of the connecting rod 31 of the front support assembly 30 is provided with an adapter 50 for conveniently assembling the grounding part 32, and the grounding part 32 is installed at the lower end of the adapter 50; that is, the ground contacting member 32 is mounted to the lower end of the connecting rod 31 through the adaptor 50. The vertical upright 11 is provided with a coupling seat g, and the free ends of the support arms 21 are respectively coupled to the coupling seat g.

In practical applications, the ground contacting component 32 of the push-pull cart in this embodiment is a universal wheel a, and may also be a U-shaped support rod b. If universal wheel a, universal wheel a is connected to adapter 50 through connecting shaft a 1; if a U-shaped support bar b is selected, it includes a lateral support bar b1 for contacting the ground and two connecting arms b2 that interface with the adapter 50.

It should be noted that the rear wheel set 40 in this embodiment includes two rear wheels 41, one wheel axle 42 is penetrated by the two vertical uprights 11, and the two rear wheels 41 are respectively coupled to the ends of the wheel axle 42. Preferably, the rear wheels 41 are climbing wheels.

A connecting rod m is arranged between the wheel axle 42 and the connecting rod 31, and when the U-shaped horizontal bracket 20 rotates upwards, the connecting rod m pulls the front support assembly 30 to approach the vertical bracket 10. Thereby achieving the effect of folding the front support assembly 30 by rotating the U-shaped horizontal bracket 20, so that the folding of the bottom structure of the vehicle body is faster and more convenient.

A U-shaped synchronization link 60 is provided between the two connecting rods 31 to further ensure the stability and synchronization of the front support assembly 30 when it rotates along with the U-shaped horizontal support 20.

As shown in fig. 6 to 10, it should be noted that, in the installation structure of the armrest 12 in this embodiment, the armrest 12 is a U-shaped armrest n, the upper end of the vertical upright 11 is provided with an angle adjuster 200, the lower end of the U-shaped armrest n is connected to the angle adjuster 200, and the U-shaped armrest n can adjust the overall direction of the armrest 12 through the angle adjuster 200 so as to match the user's inclination at different angles to push and pull the loading push-pull cart 100 in this embodiment.

Specifically, the angle adjuster 200 applied to the push-pull vehicle includes a fixing assembly 70 and a rotating assembly 80, the fixing assembly 70 includes a fixed disc 71 and a first connecting piece d1, the rotating assembly 80 includes a rotating disc 81 and a second connecting piece d2, the rotating disc 81 is connected to one side of the fixed disc 71 through a shaft pin 83, and the rotating disc 81 can rotate relative to the fixed disc 71 to adjust the rotating angles of the first connecting piece d1 and the second connecting piece d 2.

That is, the rotating disc 81 and the fixed disc 71 are connected by the shaft pin 83, and the rotating disc 81 and the fixed disc 71 can rotate relatively, so as to drive the second connecting piece d2 on the rotating disc 81 and the first connecting piece d1 on the fixed disc 71 to rotate relatively, thereby achieving the effect of adjusting the rotating angles of the two connecting pieces.

The rotating disc 81 is internally provided with a locking piece 90 which can lock the fixed disc 71, the outer side of the fixed disc 71 is provided with a button d3 with axial movement, the button d3 can drive the locking piece 90 to release the rotating disc 81, and the rotating disc 81 after the locking piece is released can rotate.

Specifically, a protrusion 91 is provided on the fixed disk 90, a groove 82 matching with the protrusion 91 is provided on the fixed disk 71, a plurality of grooves 82 are circumferentially distributed on the fixed disk 71 at regular intervals, and when the protrusion 91 is inserted into different grooves 82, the relative angle between the fixed disk 71 and the rotating disk 81 changes, thereby achieving the effect of adjusting the rotating angle of the first connecting piece d1 and the second connecting piece d 2.

The push rod t is arranged on the inner side of the button d3 and is used for pressing the locking member 90 to force the protrusion 91 of the locking member 90 to leave the groove 82. A return spring d4 is provided between the bottom cover 84 and the locking member 90. When the user actually uses the rotary disk 81, the user presses the button d3, the push rod t on the button d3 pushes the locking member 90 to make the protrusion 91 on the locking member 90 leave the groove 82, and the rotary disk can rotate relative to the fixed disk 71; at the same time, the locking member 90 moving towards the bottom cover compresses the return spring d4, when the external force applied to the button d3 by the user is removed, the return elastic force of the return spring d4 pushes the locking member 90 to move away from the bottom cover, so that the protrusion 91 on the locking member 90 is embedded into the groove 82, and the rotating disc 81 can not rotate relative to the fixed disc 71.

In actual installation, a bottom cover 84 is provided on the outer side of the rotating disc 81, and the shaft pins 83 respectively pass through the fixed disc 71, the rotating disc 81, the locking members 90 and the bottom cover 84.

Preferably, the locking member 90 is provided with a guiding notch 92, and the rotating disc 81 is provided with a guiding post d5, the guiding post d5 cooperates with the guiding notch 92 to guide the sliding of the locking member 90.

The inner peripheral wall of the fixed disk 71 is provided with a limiting rib d6, and the key d3 is provided with a hook part d7 matched with the limiting rib d 6. So that the button d3 can be more firmly connected with the fixed disk 71.

The first connecting piece d1 is a first connecting pipe f1 for inserting the vertical upright 11, and the second connecting piece d2 is a second connecting pipe f2 for inserting the vertical connecting rod n1 of the U-shaped armrest n.

In the description of the present invention, it is also to be noted that, unless otherwise explicitly specified or limited, the terms "mounted" and "coupled" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The push-pull cart for carrying objects provided by the present invention has been described in detail, and the principle and embodiments of the present invention are explained herein by using specific examples, which are only used to help understand the present invention and the core concept. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.

Claims

1. The push-pull cart for carrying objects is characterized by comprising a vertical support and a U-shaped horizontal support, wherein the upper end of the vertical support is provided with armrests, the U-shaped horizontal support is used for placing the objects, and the bottom of the vertical support is provided with a rear wheel set;

2. The carrier cart of claim 1, wherein the adapter includes a plastic base, the plastic base including a first mounting hole for insertion of the connecting rod and a second mounting hole for docking with the ground engaging member.

3. The carrier push-pull cart of claim 2, wherein said ground engaging members are universal wheels, and a connecting shaft of said universal wheels is inserted into said second fixing hole.

4. The cart according to claim 2, wherein said ground engaging member is a U-shaped support bar, said U-shaped support bar including a transverse support bar for engaging the ground and a connecting arm, said connecting arm having a connector at an upper end thereof, said connector extending through said second mounting hole.

5. A push-pull cart for carrying items according to claim 1, wherein said rear wheel set comprises two rear wheels, two vertical uprights extending through a wheel axle, said rear wheels being coupled to respective ends of the wheel axle, a connecting rod being provided between said wheel axle and said connecting rod, said connecting rod pulling said front connecting rod towards said vertical support when said U-shaped horizontal support is pivoted upwards.

6. A push-pull cart for carrying items according to claim 1 wherein a U-shaped synchronising link is provided between the two connecting rods.

7. The push-pull cart for carrying items of claim 1, wherein said armrest is a U-shaped armrest, said vertical upright having an angle adjuster at an upper end thereof, said U-shaped armrest having a lower end thereof connected to said angle adjuster, said U-shaped armrest being adjustable in orientation by said angle adjuster.

8. A push-pull cart for carrying items according to claim 1 wherein at least one reinforcing bar is provided between two vertical uprights and/or on the U-shaped horizontal support.

9. A push-pull cart for carrying items according to claim 5 wherein said rear wheels are climbing wheels.

10. A push-pull cart for carrying items according to claim 1 wherein said vertical uprights are provided with pivot mounts, and said arms are pivotally mounted at their free ends to said pivot mounts, respectively.