CN217455838U

CN217455838U - Expansion storage structure of second-order turnover step ladder

Info

Publication number: CN217455838U
Application number: CN202221554603.2U
Authority: CN
Inventors: 王建军; 张科雷
Original assignee: Guangzhou Leijun Mechanical Equipment Co ltd
Current assignee: Huizhou Jinyi Machinery Equipment Co ltd
Priority date: 2022-06-21
Filing date: 2022-06-21
Publication date: 2022-09-20
Anticipated expiration: 2032-06-21

Abstract

The utility model provides a second order upset is stepped on expansion of step and is accomodate structure relates to the step technical field of marking time. This structure is accomodate in expansion of step is stepped on in second order upset, including the installation frame, the inside electric putter that is equipped with of installation frame, inside second ladder and the first ladder of being equipped with of installation frame, first ladder one side fixedly connected with door plant, be equipped with shrink component between second ladder and the installation frame, the equal fixedly connected with connecting plate in second ladder both sides, the structure is accomodate in expansion of this step is stepped on in the upset of second order, through starting electric putter, makes electric putter pulling fixed plate to make first slurcam drive the second ladder income installation frame inside, and the level sets up in the inside top department of installation frame, covers the installation frame inside, and after first ladder shrink, it covers in installation frame one side to drive the door plant through first ladder simultaneously, and forms and shelters from, reaches automobile body outward appearance wholeness, makes it more pleasing to the eye.

Description

Expansion storage structure of second-order turnover step ladder

Technical Field

The utility model relates to a step ladder is stepped on to second order specifically is the structure is accomodate in expansion of step ladder is stepped on in second order upset, belongs to the ladder technical field of marking time.

Background

At present, in some square cabin cars or van cars with low vehicle chassis, the cabin doors or the vehicle doors are low, but people cannot easily step in the cars, if a common boarding ladder is installed, the installation is too long, and inconvenience is brought to boarding people when the boarding ladder is not installed. And the space required for installing a common boarding ladder is also relatively large.

Therefore, a folding type stepping ladder appears, but the mainstream second-order stepping in the market at present is a multi-link mechanism, the pedal basically keeps horizontal extension and retraction, and the space for extending the pedal is not blocked, so that the space for the pedal to go out must be reserved, and the appearance of the skirt part of the bicycle body is incomplete and is not attractive.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model aims at providing the expansion of step ladder is stepped on in order to solve above-mentioned problem with just providing the second order upset and take in the structure to the second order of mainstream is stepped on for many link mechanism among the solution prior art on the existing market, and the footboard keeps the level basically to stretch out to pack up, and for not blockking the footboard and extending the space, the footboard must vacate toward outer space, leads to the incomplete problem of automobile body skirt portion position outward appearance, not aesthetic.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: structure is accomodate in expansion of step ladder is stepped on in second order upset, including the installation frame, the inside electric putter that is equipped with of installation frame, inside second ladder and the first ladder of being equipped with of installation frame, first ladder one side fixedly connected with door plant, be equipped with shrink component between second ladder and the installation frame, the equal fixedly connected with connecting plate in second ladder both sides, two be connected through the connecting piece between connecting plate and the first ladder, all be equipped with the pull rod between shrink component and the first ladder both sides.

Preferably, the contraction assembly comprises two first pushing plates, one ends of the first pushing plates are rotatably connected with the installation frame through third shaft pins, the other ends of the first pushing plates are respectively arranged on two sides of the second step, and the first pushing plates are rotatably connected with the second step through fifth shaft pins.

Preferably, shrink subassembly still includes two second catch plates, two second catch plate one end all passes through eighth pivot pin rotation with installation frame inner wall both sides and is connected, two the second catch plate other end all passes through fourth pivot pin rotation with the second ladder and is connected, is favorable to constituting a parallelogram structure through first catch plate, second ladder, second catch plate and installation frame, makes its second ladder can expand steadily.

Preferably, the connecting piece comprises two seventh shaft pins, the two seventh shaft pins sequentially penetrate through the first ladder and the two connecting plates respectively, and the seventh shaft pins are rotatably connected with the first ladder and the connecting plates.

Preferably, the equal fixedly connected with of first ladder both sides is spacing axle, two spacing circular slot has all been seted up to the connecting plate bottom, is favorable to accomplishing the expansion back as first ladder, through spacing axle card in spacing circular slot to support it, make its first ladder remain stable.

Preferably, one end of each of the two pull rods is rotatably connected with two sides of the first step, and the other end of each of the two pull rods is rotatably connected with the middle of each of the two first pushing plates through a sixth shaft pin, so that the first step can be pulled through the pull rods.

Preferably, installation frame opposite side fixedly connected with support frame, two fixedly connected with fixed plate between the first slurcam, electric putter one end passes through the second pivot pin with the support frame and rotates to be connected, the electric putter other end rotates through first pivot with the fixed plate to be connected, is favorable to providing power to the expansion of second ladder and first ladder.

The utility model provides a second order upset is stepped on expansion of step ladder and is accomodate structure, its beneficial effect who possesses as follows:

1. this structure is accomodate in expansion of second order upset step ladder, because first catch plate passes through the third pivot to rotate with the installation frame and is connected, thereby make first catch plate rotate around the third pivot, make the second step of the first catch plate other end carry out the level through the fifth pivot and expand to the installation frame outside, because be equipped with the second catch plate between second step and the installation frame, and through eighth pivot and fourth pivot, it is stable to make the second step remove, through the installation frame, first catch plate, second step and second catch plate constitute a similar parallelogram structure, it is worth explaining, when the second step stretches out completely, first catch plate and second catch plate laminate each other, thereby improve its stability, automobile body skirt portion position outward appearance is more complete, and is pleasing to the eye.

2. This second order upset is stepped on expansion of ladder and is accomodate structure, when needs are packed up, through starting electric putter, make electric putter pulling fixed plate to make first slurcam drive the second ladder and take in inside the installation frame, and the level sets up in the inside top department of installation frame, cover the installation frame is inside, after first ladder shrink, drive the door plant through first ladder and cover in installation frame one side simultaneously, and form and shelter from, reach automobile body outward appearance wholeness, make it more pleasing to the eye.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic side cross-sectional view of the present invention;

FIG. 3 is a schematic view of the connecting plate structure of the present invention;

fig. 4 is a schematic view of the structure of the electric putter of the present invention.

In the figure: 1. a mounting frame; 2. an electric push rod; 201. a first shaft pin; 202. a second shaft pin; 3. a support frame; 4. a first push plate; 401. a third shaft pin; 5. a second step; 501. a fourth shaft pin; 502. a fifth shaft pin; 6. a connecting plate; 601. a limiting circular groove; 602. a limiting shaft; 7. a pull rod; 701. a sixth shaft pin; 8. a first step; 9. a door panel; 901. a seventh axle pin; 10. a second pusher plate; 101. an eighth shaft pin; 11. and (7) fixing the plate.

Detailed Description

The embodiment of the utility model provides a second order upset is stepped on expansion of step and is accomodate structure.

Please refer to fig. 1, fig. 2, fig. 3 and fig. 4, which includes an installation frame 1, an electric push rod 2 is arranged inside the installation frame 1, a second step 5 and a first step 8 are arranged inside the installation frame 1, a door panel 9 is fixedly connected to one side of the first step 8, a contraction component is arranged between the second step 5 and the installation frame 1, connecting plates 6 are fixedly connected to both sides of the second step 5, the two connecting plates 6 are connected to the first step 8 through connecting members, and a pull rod 7 is arranged between the contraction component and both sides of the first step 8.

Installing 1 opposite side fixedly connected with support frame 3 of frame, fixedly connected with fixed plate 11 between two

first slurcam

4, 2 one ends of electric putter are connected through second axle pin 202 rotation with support frame 3, and the 2 other ends of electric putter are connected through first pivot 201 rotation with fixed plate 11, are favorable to providing power to the expansion of second ladder 5 and first ladder 8.

The shrink component comprises two first push plates 4, one ends of the two first push plates 4 are rotatably connected with the installation frame 1 through a third shaft pin 401, the other ends of the two first push plates 4 are respectively arranged on two sides of the second ladder 5, the first push plates 4 are rotatably connected with the second ladder 5 through a fifth shaft pin 502, the shrink component further comprises two second push plates 10, one ends of the two second push plates 10 are rotatably connected with two sides of the inner wall of the installation frame 1 through an eighth shaft pin 101, the other ends of the two second push plates 10 are rotatably connected with the second ladder 5 through a fourth shaft pin 501, the first push plates 4 are favorably passed through, the second ladder 5, the second push plates 10 and the installation frame 1 form a parallelogram structure, and the second ladder 5 can be stably unfolded.

Specifically, when the device is needed to be used, the overall state is as shown in fig. 4, at this time, by starting the electric push rod 2, the fixing plate 11 rotationally connected to the electric push rod 2 through the first shaft pin 201 pushes the two first pushing plates 4 fixedly connected to each other to rotate, since the first pushing plate 4 is rotationally connected to the mounting frame 1 through the third shaft pin 401, the first pushing plate 4 is rotated around the third shaft pin 401, the second step 5 at the other end of the first pushing plate 4 is horizontally extended to the outside of the mounting frame 1 through the fifth shaft pin 502, since the second pushing plate 10 is arranged between the second step 5 and the mounting frame 1, and through the eighth shaft pin 101 and the fourth shaft pin 501, the second step 5 is kept stable when moving, and by forming a parallelogram structure through the mounting frame 1, the first pushing plate 4, the second step 5 and the second pushing plate 10, it should be noted that, when the second step 5 is fully extended, the first push plate 4 and the second push plate 10 are attached to each other, thereby improving the stability thereof.

Referring to fig. 1, 2, 3 and 4 again, the connecting member includes two seventh shaft pins 901, the two seventh shaft pins 901 sequentially penetrate through the first step 8 and the two connecting plates 6, the seventh shaft pins 901 are rotatably connected with the first step 8 and the connecting plates 6, the two sides of the first step 8 are fixedly connected with the limiting shafts 602, the bottom of the two connecting plates 6 are respectively provided with a limiting circular groove 601, which is beneficial for the first step 8 to be clamped in the limiting circular groove 601 through the limiting shafts 602 after the first step 8 is unfolded, so as to support the first step 8, one ends of the two pull rods 7 are rotatably connected with two sides of the first step 8, the other ends of the two pull rods 7 are rotatably connected with the middle parts of the two first pushing plates 4 through the sixth shaft pins 701, and the first step 8 is beneficial for being pulled through the pull rods 7.

Specifically, when the second ladder 5 is unfolded, the first ladder 8 is pushed to swing and unfolded through the pull rod 7 between the first push plate 4 and the first ladder 8, the connecting plate 6, the first ladder 8, the pull rod 7 and the first push plate 4 form a quadrilateral structure, the first ladder 8 can be vertically turned to be horizontal from the figure 1, the first ladder 8 is used, the limiting shafts 602 are fixedly connected to two sides of the first ladder 8, the limiting circular grooves 601 are formed in the bottom of the connecting plate 6, and after the second ladder 5 is completely unfolded, the limiting shafts 602 are clamped inside the limiting circular grooves 601 formed in the connecting plate 6 to support the connecting plate 6, so that the connecting plate 6 is kept stable, and the stability of the support of the first ladder 8 is greatly improved.

When needs are packed up, through starting electric putter 2, make electric putter 2 pulling fixed plate 11 to make first slurcam 4 drive second ladder 5 and collect installation frame 1 inside, and the level sets up in the inside top department of installation frame 1, cover installation frame 1 inside, after first ladder 8 contracts, drive door plant 9 through first ladder 8 and cover in installation frame 1 one side simultaneously, and form and shelter from, reach automobile body outward appearance wholeness, make it more pleasing to the eye.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The structure is accomodate in expansion of step ladder is stepped on in second order upset, including installation frame (1), its characterized in that: the utility model discloses a solar energy collecting device, including installation frame (1), installation frame (1) inside electric putter (2) that is equipped with, inside second ladder (5) and first ladder (8) of being equipped with of installation frame (1), first ladder (8) one side fixedly connected with door plant (9), be equipped with shrink component between second ladder (5) and installation frame (1), the equal fixedly connected with connecting plate (6) in second ladder (5) both sides, two be connected through the connecting piece between connecting plate (6) and first ladder (8), all be equipped with pull rod (7) between shrink component and first ladder (8) both sides.

2. The deployed stowage structure of the second-order flipping step ladder of claim 1, wherein: the shrink component comprises two first pushing plates (4), two first pushing plates (4) one ends are connected with the installation frame (1) through a third shaft pin (401) in a rotating mode, two first pushing plates (4) other ends are arranged on two sides of the second ladder (5) respectively, and the first pushing plates (4) are connected with the second ladder (5) through a fifth shaft pin (502) in a rotating mode.

3. The deployed stowage structure of the second-order flipping step ladder of claim 2, wherein: the shrink component still includes two second pushing plates (10), two second pushing plate (10) one end all rotates through eighth pivot (101) with installation frame (1) inner wall both sides and is connected, two second pushing plate (10) other end all rotates through fourth pivot (501) with second ladder (5) and is connected.

4. The deployed stowage structure of the second-order flipping step ladder of claim 1, wherein: the connecting piece comprises two seventh shaft pins (901), the two seventh shaft pins (901) sequentially penetrate through the first ladder (8) and the two connecting plates (6) respectively, and the seventh shaft pins (901) are rotatably connected with the first ladder (8) and the connecting plates (6).

5. The deployed stowage structure of the second-order flipping step ladder of claim 1, wherein: first ladder (8) both sides equal fixedly connected with spacing axle (602), two spacing circular slot (601) have all been seted up to connecting plate (6) bottom.

6. The deployed storage structure of a second-order step ladder according to claim 1, wherein: one end of each of the two pull rods (7) is rotatably connected with two sides of the first ladder (8) respectively, and the other end of each of the two pull rods (7) is rotatably connected with the middle parts of the two first pushing plates (4) through a sixth shaft pin (701) respectively.

7. The deployed stowage structure of the second-order flipping step ladder of claim 2, wherein: installation frame (1) opposite side fixedly connected with support frame (3), two fixedly connected with fixed plate (11) between first slurcam (4), electric putter (2) one end is connected through second axle round pin (202) rotation with support frame (3), electric putter (2) the other end is connected through first pivot (201) rotation with fixed plate (11).