WO2019179005A1

WO2019179005A1 - Adjustable logistics crate cart

Info

Publication number: WO2019179005A1
Application number: PCT/CN2018/100278
Authority: WO
Inventors: 周长娣; 张丰山; 王虓
Original assignee: 江苏农林职业技术学院
Priority date: 2018-03-22
Filing date: 2018-08-13
Publication date: 2019-09-26
Also published as: KR20200123801A; CN108297915A; CN108297915B; KR102335954B1

Abstract

An adjustable logistics crate cart, comprising: a fixed frame assembly (7) provided with a swivel wheel (6) at a bottom portion of a front end, and fixed wheels (14) at a bottom portion of a back end; a movable frame assembly (1) connected to an upper surface via a connection rod (13), and connected to a support rod assembly (2) at the upper surface via a height-adjustable fixing member; and handles (8) provided at two sides of the logistics crate cart and movably connected to the movable frame assembly (1) and the fixed frame assembly (7).

Description

Adjustable turnover car

Technical field

The invention belongs to the field of transportation, and in particular relates to an adjustable turnover car.

Background technique

Every student in the mechanical profession must go through the internship of metalworking training. During the internship, the machine tool should be cleaned every day after the end of labor, the iron filings on the machine tool should be cleaned, the workshop cleaned, and civilized production. The turnover box for the iron filings in the training workshop is getting heavier and heavier. The training center is specially equipped with a small cart that is purchased on the market for everyone to carry the turnover box. When transporting, two people need to lift the box full of iron filings and put it on the cart. After pushing to the destination, the two people move again. Putting it down is time consuming and laborious.

Summary of the invention

OBJECT OF THE INVENTION: To solve the problems existing in the prior art, a lightweight adjustable turnover car that is convenient to use, simple in structure, and capable of transporting different size turnover boxes is provided.

Technical Solution: The present invention provides an adjustable turnover vehicle, including a fixing frame assembly. A steering wheel is disposed at the bottom of the front end of the fixing frame assembly, and a directional wheel is disposed at the bottom end of the fixing frame assembly, and the upper surface of the fixing component assembly is connected The rod is connected with a movable frame assembly, and the movable frame assembly and the upper surface of the support rod assembly are connected by a height adjustable fixing member, and the handle is provided with handles on both sides thereof, the handle and the movable frame assembly and the fixed frame assembly The movable handle is connected; the end of the handle is provided with a first oblique support bar, and the middle of the handle is provided with a second oblique support bar, the first oblique support bar is connected to one end of the second oblique support bar and passes through the second fixing at the connection end The piece is movably connected to the movable frame assembly, and the middle portion of the first oblique support rod and the fixed frame assembly are movably connected by a first fixing member, and the plane of the first oblique support rod is parallel to the plane of the connecting rod, and the connecting rod is One end is movably connected to the movable frame assembly, and the other end of the connecting rod is movably connected with the fixed frame assembly. By providing the first oblique support bar and the second oblique support bar on the handle, and the ends of the first oblique support bar and the second oblique support bar are connected, not only the triangular shape is formed, but the structure is more stable, and the first oblique support bar is Parallel to the connecting rod, so that during the movement of the handle, the movable bracket assembly is moved up and down by the first oblique supporting rod and the connecting rod, thereby driving the movable frame assembly to move up and down relative to the fixed frame assembly, which can be later Good lifting of the weight, that is, the tote to move. The movable frame assembly and the support rod assembly on the upper surface are connected by the height adjustable fixing member, so that the relative height between the support frame assembly and the movable frame assembly can be better adjusted, and the weight can be lifted better later, that is, the turnover. The box moves. By setting the steering wheel at the bottom of the fixed frame assembly, it is better to move and control the direction. By setting the directional wheel at the bottom of the fixed frame assembly, it is possible to perform better movement and maintain stability during transportation after the steering wheel has determined the direction. Sex, to avoid sloshing during transportation, causing items in the tote to fall.

Further, the support frame assembly is composed of a left support bar and a right support bar. By constructing the support frame assembly with the left support rod and the right support rod, the left support rod and the right support rod can be better opened and closed with respect to the horizontal plane, and can be subsequently adapted to transport the different sizes of the turnover box.

Further, the height adjustable fixing member is composed of a slider, a guiding column and a fastening nut, and a guiding column is arranged in a middle portion of the slider, and a bottom of the guiding column is disposed in a middle portion of the movable frame assembly, and the upper surface of the sliding device is disposed There are fastening nuts. By adjusting the height adjustable fixing member from the slider, the guiding column and the fastening nut, the relative height between the support rod assembly and the movable frame assembly can be better adjusted. When the turnover box is placed, the fastening nut is loosened. Move the slider down to lower the height of the support rod assembly. The flash around the perimeter of the box is embedded in the support rod assembly. Then the left and right support rods are placed under the flash to lift the support rod assembly. During the upward movement of the rod assembly, the slider is moved upwards, moved to a suitable position that can be transported, and then the fastening nut is rotated to prevent the slider from sliding out of the guide column, and finally the tote box is transported to the turnover box.

Further, the movable frame assembly is provided with a plurality of connecting pillars on both sides thereof, and the bottom of the left supporting bar and the right supporting bar are provided with a plurality of connecting strut corresponding to the connecting strut, and each connecting strut and each connecting strut The inside of the connecting struts is connected by a hinge activity. By connecting the connecting struts and the inner side of the connecting struts through the hinge activity, the support rod assembly can be accommodated relative to the movable frame assembly, and can better adapt to the turnover boxes of different sizes, and it can be better The support bar assembly drives the movable frame assembly to move up and down during the activity.

Further, the first oblique support bar, the second oblique support bar and the handle form an isosceles triangle. By forming an isosceles triangle between the first oblique support bar and the second oblique support bar and the handle, the handle can be more stable during the movement, and the handle can be more evenly stressed during the movement.

Further, the directional wheel is provided with two. By setting the directional wheel to two, it is better to move and maintain the stability during transportation after the steering wheel has determined the direction, and to avoid the sway during transportation, causing the items in the turnover box to fall.

Advantageous Effects: The present invention provides a first oblique support bar and a second oblique support bar on the handle, and the ends of the first oblique support bar and the second oblique support bar are connected, thereby not only forming a triangular shape, but also making the structure more stable, and at the same time Because the oblique support rod is parallel with the connecting rod, during the movement of the handle, the movable bracket assembly is driven up and down by the first oblique support rod and the connecting rod, thereby driving the movable frame assembly relative to the fixed frame assembly. Move, you can lift the heavy object, that is, the tote box to move later. The movable frame assembly and the support rod assembly on the upper surface are connected by the height adjustable fixing member, so that the relative height between the support frame assembly and the movable frame assembly can be better adjusted, and the weight can be lifted better later, that is, the turnover. The box moves. By setting the steering wheel at the bottom of the fixed frame assembly, it is better to move and control the direction. By setting the directional wheel at the bottom of the fixed frame assembly, it is possible to perform better movement and maintain stability during transportation after the steering wheel has determined the direction. Sex, to avoid sloshing during transportation, causing items in the tote to fall.

DRAWINGS

Figure 1 is a schematic view of the structure of the present invention;

2 is a schematic structural view of the handle of FIG. 1 after being reversed;

Figure 3 is a schematic view of the structure of the use of the turnover car.

detailed description

The technical solution of the present invention will be described in detail below, but the scope of protection of the present invention is not limited to the embodiment.

The invention aims to solve the problem that the products in the prior art are time-consuming and laborious and cannot meet the transportation of the multi-size turnover box 21, and an adjustable turnover vehicle is designed. This type of tote 21 can be easily transported to a designated location by using the vehicle alone. The adjustable turnover car uses the principle of leverage. The main material is square tube, round tube and flat iron. It is hingedly connected by welding and bolt and nut. The structure is simple, one person is easy to operate. The so-called lightweight type mainly refers to the lighter materials used, and the weight of the tote box 21 is limited. If a thick square tube is used, the heavier tote 21 can be loaded. We further improved the car so that it could be adjusted to allow for the transfer of boxes of different sizes.

Embodiment: As shown in FIG. 1 , the present invention provides an adjustable turnover vehicle, including a fixing frame assembly 7 . The front end of the fixing frame assembly 7 is provided with a steering wheel 6 , and the bottom end of the fixing frame assembly 7 is provided with an orientation. The wheel 14, the upper surface of the fixing member assembly is connected with the movable frame assembly 1 through the connecting rod 13, and the movable frame assembly 1 and the upper surface supporting rod assembly 2 are connected by a height adjustable fixing member, and the two sides of the turnover car are arranged There is a handle 8, the handle 8 is movably connected with the movable frame assembly 1 and the fixed frame assembly 7; the end of the handle 8 is provided with a first oblique support rod 12, and the middle of the handle 8 is provided with a second oblique support rod 9, The first oblique support rod 12 is connected to one end of the second oblique support rod 9 and is movably connected to the movable frame assembly 1 through the second fixing member 10 at the connecting end, and the middle portion of the first oblique support rod 12 and the fixed frame assembly 7 is movably connected by the first fixing member 11 , the plane of the first oblique support bar 12 is parallel to the plane of the connecting rod 13 , and one end of the connecting rod 13 is movably connected with the movable frame assembly 1 , and the other end of the connecting rod 13 It is movably connected to the fixed frame assembly 7. By providing the first oblique support rod 12 and the second oblique support rod 9 on the handle 8, and the ends of the first oblique support rod 12 and the second oblique support rod 9 are connected, not only a triangular shape is formed, but the structure is more stable, and at the same time Because the oblique support rod 12 is parallel with the connecting rod 13, during the movement of the handle 8, the movable bracket assembly 1 is driven by the first oblique support rod 12 and the connecting rod 13 to move up and down, thereby driving the movable frame assembly 1 Moving up and down with respect to the fixed frame assembly 7, it is possible to lift the weight, that is, the tote box 21, to move better later. The movable frame assembly 1 and the upper support rod assembly 2 are connected by a height adjustable fixing member, so that the relative height between the support frame assembly and the movable frame assembly 1 can be better adjusted, and the weight can be lifted later. The object, that is, the tote 21 is moved. By providing the steering wheel 6 at the bottom of the fixed frame assembly 7, it is possible to move and control the direction better. By providing the directional wheel 14 at the bottom of the fixed frame assembly 7, it is possible to perform better movement after the steering wheel 6 has determined the direction. Maintaining stability during transportation and avoiding sloshing during transportation causes items in the tote box 21 to fall.

The support frame assembly is composed of a left support bar 19 and a right support bar 18. By forming the support frame assembly with the left support rod 19 and the right support rod 18, the left support rod 19 and the right support rod 18 can be better opened and closed with respect to the horizontal plane, and can be subsequently adapted to the different sizes of the turnover box 21 transport.

The height adjustable fixing member is composed of a slider 5, a guiding column 3 and a fastening nut 4. The middle of the slider 5 is provided with a guiding column 3, and the bottom of the guiding column 3 is disposed in the middle of the movable frame assembly 1, the slider 5 A fastening nut 4 is provided on the upper surface. By constituting the height adjustable fixing member from the slider 5, the guide post 3 and the fastening nut 4, the relative height between the support rod assembly 2 and the movable frame assembly 1 can be better adjusted, and when the turnover box 21 is placed Loosening the fastening nut 4 to move the slider 5 downward to lower the height of the support rod assembly 2 facilitates the insertion of the flash 20 around the circumference of the support box into the support rod assembly 2, and then the left support rod 19 and the right support rod 18 The support rod assembly 2 is lifted up under the flash 20, and the slider 5 is moved upward during the upward movement of the support rod assembly 2, and moved to a suitable position for transporting, and then the tightening nut 4 is rotated to prevent the slider 5 from being guided. The column 3 is slid out, and finally the tote box 21 is lifted to transport the tote box 21.

A plurality of connecting struts 15 are disposed on both sides of the movable frame assembly 1. The bottom of the left supporting bar 19 and the right supporting bar 18 are provided with a plurality of connecting struts 17 corresponding to the connecting struts 15, each of the connecting struts 17 The inside of each connecting post 15 is movably connected by a hinge 16. By movably connecting the connecting struts 17 and the inside of the connecting struts 15 through the hinges 16, the support bar assembly 2 can be retracted relative to the movable frame assembly 1, and can better accommodate the tote boxes 21 of different sizes and sizes, and It is also better that the support bar assembly 2 drives the movable frame assembly 1 to move up and down during the activity.

An isosceles triangle is formed between the first oblique support rod 12, the second oblique support rod 9 and the handle 8. By forming an isosceles triangle between the first oblique support bar 12, the second oblique support bar 9 and the handle 8, the handle 8 can be made more stable during the movement, and the handle 8 can be stressed during the movement. More even.

There are two directional wheels 14 provided. By arranging the directional wheels 14 to two, it is possible to better move and maintain stability during transportation after the steering wheel 6 is determined in a good direction, and to prevent the items in the turnover box 21 from falling due to shaking during transportation.

Working Process: The turnover car according to the present invention mainly uses a link mechanism and a lever principle to revolve the plastic turnover box 21 having the flash 20 . The working process is as follows: firstly, the opening of the turnover car, that is, the fixed frame assembly 7, the movable frame assembly 1 and the middle of the support bar assembly 2 are opposite to the turnover box 21, and the handle 8 is turned into the position of FIG. The turnover car lifts the turnover box 21 above the support rod assembly 2 and rotates the left support rod 19 and the right support rod 18 so that the flash 20 of the turnover box 21 is just above the left support rod 19 and the right support rod 18. The turnover box 21 is fixed, at which time the handle 8 is turned from the position of Fig. 2 to the position of Fig. 3, and the tote box 21 is placed on the turnover cart and the tote box 21 is well fixed. The left support rod 19 and the right support rod 18 both abut against the flash 20 of the tote box 21, at this time, the fastening nut 4 is rotated to fix the support rod assembly 2 and thereby fix the turnover box 21, lift the plastic turnover box 21, and push The turnover car, transport the tote 21 to the desired position, and then turn the handle 8 into the position of Figure 2 to put down the cycle car. The slider 5 on the support bar assembly 2 slides up and down along the guide post 3 to adjust the width of the opening of the support bar assembly 2 to accommodate different sizes of the tote 21.

The above description is only an example of the invention and is not intended to limit the invention. Equivalent substitutions made within the principles of the invention are intended to be included within the scope of the invention. What has not been described in detail in the present invention pertains to the prior art known to those skilled in the art.

Claims

An adjustable turnover vehicle, comprising a fixing frame assembly, characterized in that: a steering wheel is arranged at the bottom of the front end of the fixing frame assembly, and a directional wheel is arranged at the bottom end of the fixing frame assembly, and the upper surface of the fixing component assembly is connected by a connecting rod There is a movable frame assembly, and the movable frame assembly and the upper surface support rod assembly are connected by a height adjustable fixing member, and the handle is provided with handles on both sides thereof, and the handle is arranged between the movable frame assembly and the fixed frame assembly a movable connection; the end of the handle is provided with a first oblique support bar, and a middle portion of the handle is provided with a second oblique support bar, and the first oblique support bar is connected to one end of the second oblique support bar and passes through the second fixing member at the connection end The movable frame assembly is movably connected, and the middle portion of the first oblique support bar and the fixed frame assembly are movably connected by a first fixing member, and the plane of the first oblique support bar is parallel to the plane of the connecting rod, and one end of the connecting rod is The movable frame assembly is movably connected, and the other end of the connecting rod is movably connected to the fixed frame assembly.
An adjustable turnover car according to claim 1 wherein said support frame assembly is comprised of a left support bar and a right support bar.
The adjustable turnover car according to claim 1, wherein the height adjustable fixing member is composed of a slider, a guiding column and a fastening nut, and a guiding column is arranged in the middle of the sliding block, and the bottom of the guiding column is provided. It is disposed in the middle of the movable frame assembly, and the upper surface of the slider is provided with a fastening nut.
The adjustable cycle car according to claim 1, wherein the movable frame assembly is provided with a plurality of connecting pillars on both sides, and the left support bar and the right support bar are provided with a plurality of connecting pillars at the bottom Corresponding connecting struts, each of the connecting struts being connected to the inner side of each connecting strut by a hinge activity.
The adjustable turnover car according to claim 1, wherein the first oblique support bar, the second oblique support bar and the handle form an isosceles triangle.
An adjustable turnover vehicle according to claim 1, wherein said directional wheel is provided with two.