CN212473285U

CN212473285U - Foldable vehicle ladder of tractor

Info

Publication number: CN212473285U
Application number: CN202021386548.1U
Authority: CN
Inventors: 刘恩丰
Original assignee: Jingshan Sanlei Heavy Industry Co ltd
Current assignee: Jingshan Sanlei Heavy Industry Co ltd
Priority date: 2020-07-15
Filing date: 2020-07-15
Publication date: 2021-02-05
Anticipated expiration: 2030-07-15

Abstract

The utility model relates to a vehicle accessories field, specific collapsible car ladder of tractor that says so, including fixed footboard, activity footboard and two connecting rods of bending. The movable pedal comprises a first enclosing plate, a plurality of first sawtooth vertical plates and a blocking plate. The movable pedal is positioned below the outer side of the fixed pedal. The fixed pedal comprises a second coaming and a plurality of second sawtooth vertical plates, and the second coaming is in a groove shape consisting of a front side wall, a rear side wall and an inner side wall. The left and right sides of the fixed pedal and the movable pedal are respectively connected through a bending connecting rod, the bending connecting rod is fixed at one end of the movable pedal and is a fixed end, and the other end of the bending connecting rod is a movable end. The joint of the movable end and the fixed pedal is provided with a rotating device which can enable the movable pedal to turn up and down around the fixed pedal. The utility model can be easily folded by lifting the movable pedal upwards, the operation is simple, and the time and the labor are saved; the safety performance is high.

Description

Foldable vehicle ladder of tractor

Technical Field

The utility model relates to a vehicle accessories field, specific collapsible car ladder of tractor that says so.

Background

On a tractor, a vehicle ladder is generally mounted on a tractor frame for the convenience of a user to get on and off. The ground clearance of the pedals on the vehicle ladder needs to meet the requirements of human engineering. The existing tractor is in a climbing, paddy field or high ridge dry field operation environment, because the vehicle ladder can not be folded, the distance between the vehicle ladder and the ground is certain, so that when the tractor operates, the pedal, which is closest to the ground, of the vehicle ladder can be impacted by the ground, the deformation or the damage of the vehicle ladder is easily caused, the capacity of the tractor for crossing the ridge is influenced, and certain damage can be caused to the ridge. Meanwhile, the outermost side of the vehicle ladder of the large tractor extends out of the outermost side of the rear tire in the vertical direction, so that the vehicle ladder part is easy to scratch when the tractor passes through a narrow path, and the running operation of the tractor is hindered.

Disclosure of Invention

To above technical problem, the utility model discloses a collapsible car ladder of tractor upwards lifts movable footboard and can easily will the utility model discloses fold up, easy operation, labour saving and time saving.

The utility model relates to a foldable tractor ladder, which comprises a fixed pedal, a movable pedal and two bending connecting rods. The movable pedal comprises a first enclosing plate, a plurality of first sawtooth vertical plates and a blocking plate. The movable pedal is positioned below the outer side of the fixed pedal. The fixed pedal comprises a second enclosing plate and a plurality of second sawtooth vertical plates, the second enclosing plate is in a groove shape and consists of a front side wall, a rear side wall and an inner side wall, and the second sawtooth vertical plates are fixed in the second enclosing plate. The left side and the right side of the fixed pedal and the movable pedal are respectively connected through the bending connecting rod, the bending connecting rod is fixed at one end of the movable pedal and is a fixed end, and one end of the fixed pedal is a movable end. And a rotating device which can enable the movable pedal to turn up and down around the fixed pedal is arranged at the joint of the movable end and the fixed pedal.

Preferably, the rotating device comprises a fixed shaft pin positioned on the fixed pedal and a sleeve fixed at the movable end. The rear side of the front side wall and the front side of the rear side wall are both provided with shaft pin fixing plates which are parallel to the front side wall, a reinforcing connecting plate is arranged between the bottom of the front side wall and the bottom of the shaft pin fixing plate adjacent to the front side wall, and a reinforcing connecting plate is also arranged between the bottom of the rear side wall and the bottom of the shaft pin fixing plate adjacent to the rear side wall. One end of each of the two fixing shaft pins is fixed on the two shaft pin fixing plates, the other end of each of the two fixing shaft pins is fixed on the front side wall and the rear side wall, the sleeve is rotatably sleeved on the fixing shaft pins, and the second sawtooth vertical plate is fixed between the two shaft pin fixing plates.

Preferably, the rotating means comprises a rivet pin located on the fixed pedal and a sleeve fixed to the movable end. The front side wall and the rear side wall are respectively provided with through holes matched with the rivet pins, the rivet pins sequentially penetrate through the through holes and the sleeves to connect the bending connecting rods to the fixed pedal, and the sleeves can rotate around the rivet pins. The front side of the front side wall and the rear side of the rear side wall are both provided with limit blocks positioned below the outer side of the through hole.

Preferably, the sleeve and the bending connecting rod are integrally formed.

Preferably, the rotating device is further provided with a stopping device.

Preferably, the movable pedal comprises 2 pedals fixedly connected up and down.

Preferably, the fixed pedal comprises 2 pedals fixedly connected up and down.

The utility model has the advantages that: the utility model can be easily folded by lifting the movable pedal upwards, the operation is simple, and the time and the labor are saved; the safety performance is high.

Drawings

The invention will be further explained with reference to the accompanying drawings, which are simplified schematic drawings and are only schematic illustrations of the basic structure of the invention and do not constitute a limitation of the invention:

fig. 1 is a schematic view of the first embodiment of the present invention in an extended configuration;

fig. 2 is a schematic structural view of the first embodiment of the present invention when folded;

FIG. 3 is a schematic view of the second embodiment of the present invention in an extended configuration;

fig. 4 is a schematic structural view of a second embodiment of the present invention when folded;

in the figure: 1. activity footboard, 11, first bounding wall, 12, first sawtooth riser, 13, closure plate, 2, fixed footboard, 21, second sawtooth riser, 22, second bounding wall, 221, preceding lateral wall, 222, back lateral wall, 223, inside wall, 23, pivot fixed plate, 24, reinforced connection board, 3, the connecting rod of bending, 31, stiff end, 32, expansion end, 33, sleeve pipe, 4, fixed pivot, 5, rivet pin, 6, stopper.

Detailed Description

It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure, as the terms used are used to describe particular embodiments only, and are not intended to limit the exemplary embodiments based on the disclosure.

Fig. 1 shows, the utility model relates to a foldable vehicle ladder of tractor, including fixed footboard 2, activity footboard 1 and two connecting rods 3 of bending. The movable pedal 1 comprises a first enclosing plate 11, a plurality of first sawtooth vertical plates 12 and a blocking plate 13. The movable pedal 1 is positioned below the outer side of the fixed pedal 2, and the fixed pedal 2 comprises a second enclosing plate 22 and a plurality of second sawtooth upright plates 21. The second enclosing plate 22 is in a groove shape consisting of a front side wall 221, a rear side wall 222 and an inner side wall 223. The left side and the right side of the fixed pedal 2 and the movable pedal 1 are respectively connected through the bending connecting rod 3, the bending connecting rod 3 is fixed at one end of the movable pedal 1 and is a fixed end 31, and one end of the fixed pedal 2 is a movable end 32. A rotating device which can enable the movable pedal 1 to turn up and down around the fixed pedal 2 is arranged at the joint of the movable end 32 and the fixed pedal 2. The rotating device is also provided with a stopping device (not shown in the figure).

The rotating device comprises a fixed shaft pin 4 positioned on the fixed pedal 2 and a sleeve 33 fixed at the movable end 32, and the sleeve 33 and the bending connecting rod 3 are integrally formed. The rear side of the front side wall 221 and the front side of the rear side wall 222 are both provided with a shaft pin fixing plate 23 parallel to the front side wall, a reinforcing connecting plate 24 is arranged between the bottom of the front side wall 221 and the bottom of the shaft pin fixing plate 23 adjacent to the front side wall, and a reinforcing connecting plate 24 is also arranged between the bottom of the rear side wall 222 and the bottom of the shaft pin fixing plate 23 adjacent to the rear side wall, namely, the two shaft pin fixing plates 23 are respectively fixed on the coaming by using the reinforcing connecting plate 24. One end of each of the two fixing shaft pins 4 is fixed on the two shaft pin fixing plates 23, the other end of each of the two fixing shaft pins is fixed on the front side wall 221 and the rear side wall 222, the sleeve 33 is rotatably sleeved on the fixing shaft pins 4, and the second sawtooth vertical plate 21 is fixed between the two shaft pin fixing plates 23.

Will the utility model discloses a 2 fixed connection of fixed footboard will be in the tractor left side (connecting pieces such as accessible connecting plate are connected the inside wall 223 and the tractor of second bounding wall 22, also can install on the tractor right side as required), will the utility model discloses extend, can easily get on or off the bus. As shown in fig. 2, when the tractor operation, receive the striking on ground for preventing to leave the nearest footboard in ground, or for preventing the tractor and produce the ladder footboard that is located the outside when narrow and small route and cut and rub, need will the utility model discloses when folding, upwards lift movable footboard 1 and can easily will the utility model discloses fold, easy operation, labour saving and time saving. According to a tractor of a larger model, the movable pedal 1 can be a pedal comprising 2 pedals which are fixedly connected up and down, and the fixed pedal 2 can also comprise 2 pedals which are fixedly connected up and down. Detent's setting can also avoid the utility model discloses be located when fold condition and stretch out again under the vibrations of tractor, improved the utility model discloses a security performance.

Second embodiment:

as shown in fig. 3 and 4, the rotating device of the first embodiment includes a rivet pin 5 located on the fixed pedal 2 and a sleeve 33 fixed to the movable end 32, through holes matched with the rivet pin 5 are respectively formed on the front side wall 221 and the rear side wall 222, the rivet pin 5 sequentially passes through the through holes and the sleeve 33 to connect the bent connecting rod 3 to the fixed pedal 2, the sleeve 33 can rotate around the rivet pin 5, and the front side of the front side wall 221 and the rear side of the rear side wall 222 are both provided with a limit block 6 located below the outside of the through hole (not shown in the figure). The second sawtooth vertical plate 21 is fixed between the front side wall 221 and the rear side wall 222 of the second enclosing plate 22. Utilize sleeve pipe 33 around the rotation of rivet round pin 5, make activity footboard 1 can overturn from top to bottom around fixed footboard 2, it is right the utility model discloses fold.

It should be noted that in the description of the present invention, the terms describing the orientation such as "outside", "inside", "front", "back", "below" are all based on the state of the present invention observed in the cab when installed on the left side of the tractor, and are only for simplifying the description, and are not to be construed as limiting the present invention.

In light of the foregoing, it is to be understood that various changes and modifications may be made by those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. The utility model provides a collapsible car ladder of tractor which characterized in that: including activity footboard, fixed footboard and two connecting rods of bending, the activity footboard includes first bounding wall, a plurality of first sawtooth riser and closure plate, the activity footboard is located the outside below of fixed footboard, fixed footboard includes second bounding wall, a plurality of second sawtooth riser, the second bounding wall is the recess form of compriseing preceding lateral wall, back lateral wall and inside wall, the second sawtooth riser is fixed in the second bounding wall, fixed footboard with the left and right sides of activity footboard passes through respectively the connecting rod of bending is connected, the connecting rod of bending is fixed the one end of activity footboard is the stiff end, fixes the one end of fixed footboard is the expansion end, the expansion end with the junction of fixed footboard is equipped with and enables the activity footboard centers on the rotating device that fixed footboard does the upset from top to bottom.

2. The foldable tractor ladder of claim 1, wherein: the rotating device comprises a fixed shaft pin positioned on the fixed pedal and a sleeve fixed at the movable end, shaft pin fixing plates parallel to the fixed shaft pin are arranged on the rear side of the front side wall and the front side of the rear side wall, a reinforcing connecting plate is arranged between the bottom of the front side wall and the bottom of the shaft pin fixing plate adjacent to the bottom of the front side wall, a reinforcing connecting plate is also arranged between the bottom of the rear side wall and the bottom of the shaft pin fixing plate adjacent to the rear side wall, one end of each of the two fixed shaft pins is fixed on the two shaft pin fixing plates, the other end of each of the two fixed shaft pins is fixed on the front side wall and the rear side wall, the sleeve is rotatably sleeved on the fixed shaft pins, and the second sawtooth.

3. The foldable tractor ladder of claim 1, wherein: the rotating device comprises a rivet pin and a sleeve, wherein the rivet pin is located on the fixed pedal, the sleeve is fixed at the movable end, through holes matched with the rivet pin are respectively formed in the front side wall and the rear side wall, the rivet pin sequentially penetrates through the through holes and the sleeve, the bending connecting rod is connected to the fixed pedal, the sleeve can wind the rivet pin to rotate, and limiting blocks located below the outer side of the through holes are arranged on the front side wall and the rear side wall.

4. A tractor foldable carriage as claimed in claim 2 or 3, wherein: the sleeve and the bending connecting rod are integrally formed.

5. A tractor foldable carriage ladder as claimed in any one of claims 1 to 3, characterised in that: and the rotating device is also provided with a stopping device.

6. The foldable tractor ladder of claim 1, wherein: the movable pedal comprises 2 pedals which are fixedly connected up and down.

7. The foldable tractor ladder of claim 1, wherein: the fixed pedal comprises 2 pedals which are fixedly connected up and down.