CN213442576U

CN213442576U - Cart labor-saving device

Info

Publication number: CN213442576U
Application number: CN202022242954.7U
Authority: CN
Inventors: 凌汉桥
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-10-10
Filing date: 2020-10-10
Publication date: 2021-06-15
Anticipated expiration: 2030-10-10

Abstract

The utility model discloses a shallow laborsaving device, shallow laborsaving device includes: mounting panel, supporting leg, dead lever, extension spring, control lever and backup pad, the supporting leg has two, and two supporting legs are parallel to each other and are symmetrical structure, the mounting panel sets up at the top of supporting leg, realizes pushing away the car through the mounting panel and is connected with laborsaving device, the dead lever is installed in the bottom of supporting leg, and the universal wheel is installed at the both ends of dead lever, the extension spring is connected with backup pad and mounting panel, drives the expansion or the accomodating of backup pad through the extension spring. The utility model provides a current two-wheeled shallow promotion process hard, the four-wheel shallow occupies the big problem in space.

Description

Cart labor-saving device

Technical Field

The utility model relates to a vehicle accessory field, concretely relates to shallow laborsaving device.

Background

In life, the trolley is generally adopted for conveying heavy objects in short distance transportation. The existing cart is generally provided with two wheels, goods are placed on a frame, and a person pushes a cart handle to move the cart. The cart is utilized to realize short-distance transportation of goods.

However, when the two-wheeled cart transports goods, a large part of gravity is distributed on the frame, and a burden is required to be imposed on people. In the process of pushing the cart, the cart needs to be pushed and the weight of part of cargoes needs to be borne, so that the cart is labor-consuming. If the four-wheel cart is adopted, a large space is occupied, and the cart is inconvenient to store and carry.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model provides a shallow laborsaving device to solve the problem that current two-wheeled shallow promotion process is hard, the four-wheel shallow occupies space greatly.

In order to achieve the above object, the present invention provides the following technical solutions:

the utility model discloses a shallow laborsaving device, shallow laborsaving device includes: mounting panel, supporting leg, dead lever, extension spring, control lever and backup pad, the supporting leg has two, and two supporting legs are parallel to each other and are symmetrical structure, the mounting panel sets up at the top of supporting leg, realizes pushing away the car through the mounting panel and is connected with laborsaving device, the dead lever is installed in the bottom of supporting leg, and the universal wheel is installed at the both ends of dead lever, the extension spring is connected with backup pad and mounting panel, drives the expansion or the accomodating of backup pad through the extension spring.

Furthermore, the mounting plate is provided with a threaded hole, and the mounting plate penetrates through the threaded hole through a screw to realize connection of the cart and the supporting legs.

Further, the support plate includes: inboard backup pad and outside backup pad, the one end and the mounting panel of inboard backup pad are connected, and the other end is connected with the outside backup pad, the one end and the supporting leg of outside backup pad are connected, and the other end is connected with the inboard backup pad, through rotatory rivet connection between inboard backup pad and the outside backup pad, can rotate relatively between inboard backup pad and the outside backup pad, accomplish and accomodate or expand.

Further, the medial support plate comprises: the first inner side supporting plate and the second inner side supporting plate are arranged on the two supporting legs relatively, the limiting blocks are arranged on the first inner side supporting plate and the second inner side supporting plate, and the installation positions of the two limiting blocks are opposite.

Furthermore, one end of the tension spring is connected with the middle part of the outer side supporting plate, the other end of the tension spring is connected with the middle part of the mounting plate, and the tension spring is tightened to play a limiting role when the inner side supporting plate and the outer side supporting plate are in an unfolded state.

Furthermore, install the control lever between the supporting leg, the both ends of control lever are connected with inside backup pad respectively, and the control lever parallels with the dead lever.

Further, the universal wheel is installed at the both ends of dead lever, realizes being connected of universal wheel and dead lever through the screw, and when using, the goods weight is born jointly to the wheel of universal wheel and shallow.

The utility model has the advantages of as follows:

the utility model discloses a shallow laborsaving device realizes being connected of laborsaving device and shallow through the mounting panel, under the combined action of extension spring and inboard backup pad, outside backup pad, realizes the expansion and accomodate of laborsaving device. In the unfolded state, the universal wheels and the wheels of the cart bear the weight of the goods together, so that the downward gravity of the handrails of the two-wheel vehicle is saved, and the physical strength is saved. Under the state of accomodating, universal wheel and backup pad are folding to be accomodate, do not occupy space, are convenient for deposit.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.

Fig. 1 is a front view structural diagram of a power saving device of a cart provided by an embodiment of the present invention;

fig. 2 is a side view of the cart with the power saving device according to the embodiment of the present invention in the storage state;

fig. 3 is a side view of the cart labor saving device according to the embodiment of the present invention in an unfolded state;

fig. 4 is a side view of the cart with the labor saving device in another direction in the unfolded state according to the embodiment of the present invention;

fig. 5 is an application schematic diagram of a cart labor-saving device according to an embodiment of the present invention;

fig. 6 is an application schematic diagram of a cart labor-saving device according to an embodiment of the present invention;

fig. 7 is an application schematic diagram of a cart labor-saving device according to an embodiment of the present invention;

fig. 8 is an application schematic diagram of a cart labor-saving device according to an embodiment of the present invention;

in the figure: 1-mounting plate, 2-supporting leg, 3-fixing rod, 4-tension spring, 5-universal wheel, 6-first inner side supporting plate, 7-outer side supporting plate, 8-control rod and 9-second inner side supporting plate.

Detailed Description

The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

This embodiment discloses a shallow laborsaving device, shallow laborsaving device includes: mounting panel 1, supporting leg 2, dead lever 3, extension spring 4 and backup pad, supporting leg 2 has two, and two supporting legs 2 are parallel to each other and are symmetrical structure, mounting panel 1 sets up at the top of supporting leg 2, realizes being connected of shallow and laborsaving device through mounting panel 1, dead lever 3 is installed in the bottom of supporting leg 2, and universal wheel 5 is installed at the both ends of dead lever 3, extension spring 4 is connected with backup pad and mounting panel 1, drives the expansion or the accomodating of backup pad through extension spring 4.

The mounting plate 1 is provided with a threaded hole, the mounting plate penetrates through the threaded hole through a screw, the cart is connected with the supporting leg 2, the mounting plate 1 is connected with a handle of the cart through the screw, the cart is convenient to detach, and the mounting plate can be suitable for carts of different types, for example, the carts of garbage cans, carts of high-pressure gas cylinders and traveling cases can be mounted and used.

The support plate includes: inboard backup pad and outside backup pad 7, the one end and the mounting panel 1 of inboard backup pad are connected, and the other end is connected with outside backup pad 7, the one end and the supporting leg 2 of outside backup pad 7 are connected, and the other end is connected with inboard backup pad, through rotatory rivet connection between inboard backup pad and the outside backup pad 7, can rotate relatively between inboard backup pad and the outside backup pad 7, accomplish and accomodate or expand. The medial support plate includes: first inboard supporting plate 6 and second inboard supporting plate 9, first inboard supporting plate 6 and second inboard supporting plate 9 set up relatively on two supporting legs 2, all install the stopper on first inboard supporting plate 6 and the second inboard supporting plate 9, and two stopper mounted positions are relative. One end of the tension spring 4 is connected with the middle part of the outer side supporting plate 7, the other end of the tension spring is connected with the middle part of the mounting plate 1, and the tension spring 4 is tightened to play a limiting role when the inner side supporting plate and the outer side supporting plate 7 are unfolded.

When the device is used, the control rod is pulled upwards or the supporting legs are pulled outwards, the inner side supporting plate and the outer side supporting plate 7 are spliced on the same horizontal plane, two ends of the tension spring 4 are respectively tensioned by the outer side supporting plate 7 and the mounting plate 1, and under the simultaneous action of the limiting block of the inner side supporting plate and the tension spring, the supporting legs are opened and cannot retract under the condition of external force, so that the stable connection of the whole device and a vehicle is ensured; the two universal wheels 5 are grounded vertically. At this time, the two-wheeled vehicle becomes a four-wheeled vehicle which can be pushed and pulled, and the force can be saved.

When the two-wheel cart is not used, the handrail of the two-wheel cart is erected, the control rod 8 is pressed down, the first inner supporting plate 6, the second inner supporting plate 9 and the outer supporting plate 7 are driven by the control rod to rotate, the inner supporting plate and the outer supporting plate 7 are automatically retracted under the action of the tension spring 4 and are tightly attached to the handrail of the two-wheel cart, and the two-wheel cart and the labor-saving device are in a tightened state, do not occupy redundant space and are convenient to store.

Install control lever 8 between supporting leg 2, the both ends of control lever 8 are connected with the inboard backup pad respectively, control lever 8 parallels with dead lever 3, universal wheel 5 is installed at the both ends of dead lever 3, realize being connected of universal wheel 5 and dead lever 3 through the screw, and when using, cargo weight is born jointly to the wheel of universal wheel 5 and shallow, and universal wheel 5 helps turning to in the transportation, realizes convenient transportation.

Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims

1. The utility model provides a shallow laborsaving device which characterized in that, shallow laborsaving device includes: mounting panel, supporting leg, dead lever, extension spring, control lever and backup pad, the supporting leg has two, and two supporting legs are parallel to each other and are symmetrical structure, the mounting panel sets up at the top of supporting leg, realizes pushing away the car through the mounting panel and is connected with laborsaving device, the dead lever is installed in the bottom of supporting leg, and the universal wheel is installed at the both ends of dead lever, the extension spring is connected with backup pad and mounting panel, drives the expansion or the accomodating of backup pad through the extension spring.

2. The labor-saving device for a cart as claimed in claim 1, wherein the mounting plate is provided with a threaded hole through which a screw passes to connect the cart with the support leg.

3. A cart labor saving device as defined in claim 1 wherein said support plate comprises: inboard backup pad and outside backup pad, the one end and the mounting panel of inboard backup pad are connected, and the other end is connected with the outside backup pad, the one end and the supporting leg of outside backup pad are connected, and the other end is connected with the inboard backup pad, through rotatory rivet connection between inboard backup pad and the outside backup pad, can rotate relatively between inboard backup pad and the outside backup pad, accomplish and accomodate or expand.

4. A cart labor saving device as defined in claim 3 wherein said inboard support plate comprises: the first inner side supporting plate and the second inner side supporting plate are arranged on the two supporting legs relatively, the limiting blocks are arranged on the first inner side supporting plate and the second inner side supporting plate, and the installation positions of the two limiting blocks are opposite.

5. The labor-saving device for a cart of claim 1, wherein one end of the tension spring is connected with the middle part of the outer support plate, the other end of the tension spring is connected with the middle part of the mounting plate, and the tension spring is tightened to play a role in limiting when the inner support plate and the outer support plate are unfolded.

6. The labor-saving device for pushing cart as claimed in claim 1, wherein a control rod is installed between the supporting legs, both ends of the control rod are respectively connected with the inner supporting plate, and the control rod is parallel to the fixing rod.

7. The labor-saving device for a cart of claim 1, wherein universal wheels are mounted at two ends of the fixing rod, the universal wheels are connected with the fixing rod through screws, and the universal wheels and the wheels of the cart bear the weight of goods together when in use.