CN212709203U

CN212709203U - Single-layer folding step for motor home

Info

Publication number: CN212709203U
Application number: CN202021685935.5U
Authority: CN
Inventors: 李玉胜
Original assignee: Longkou Yongan Vehicle Window Co ltd
Current assignee: Longkou Yongan Vehicle Window Co ltd
Priority date: 2020-08-13
Filing date: 2020-08-13
Publication date: 2021-03-16
Anticipated expiration: 2030-08-13

Abstract

The utility model belongs to the field of recreational vehicle infrastructure, in particular to a single-layer folding step for a recreational vehicle, aiming at the problems of complex operation, inconvenient maintenance and poor practicability of the existing foldable step for the recreational vehicle, a single-layer folding step body is fixed on the bottom wall of a fixed plate, a rectangular limiting cylinder is fixed at the middle section of the top wall of the fixed plate, an installation box is arranged at the clearance fit of the inner ring of the limiting cylinder, the middle position of the inner bottom wall of the installation box is rotationally connected with a vertical stud through a bearing, the outer ring at the bottom of the stud is spirally connected with a transmission pipe, vertical movable plates are all slidably connected on the inner bottom wall of the installation box at the two sides of the transmission pipe, and horizontal connecting rods are hinged on the outer rings at the two sides of the transmission pipe, the utility model is novel in design and convenient to be dismantled from the recreational vehicle carriage, the convenient maintenance, the practicality is higher, and the installation steadiness is higher, and the security is higher.

Description

Single-layer folding step for motor home

Technical Field

The utility model relates to a car as a house infrastructure technical field especially relates to a folding mark time of individual layer for car as a house.

Background

Car as a house, also called motor caravan can stop at will in the sandy beach, lakeshore, meadow, hillside, the forest of keeping away from the city, possess the life style in city again simultaneously: the user can cook delicious food, take a hot bath, sleep a soft and comfortable bed, watch TV, listen to music, play DVD and the like. Because the chassis of the motor home is higher, in order to get in and out of the motor home carriage, the bottom end of the motor home carriage is generally provided with a folding step.

However, the existing folding step for the motor home is complex in operation of dismantling from a motor home carriage, inconvenient to overhaul and poor in practicability, and therefore the single-layer folding step for the motor home is provided.

SUMMERY OF THE UTILITY MODEL

The utility model provides a folding stepping on of individual layer for car as a house has solved current folding stepping on for the car as a house and has demolishd from the car as a house carriage complex operation, and inconvenient overhauls, the relatively poor problem of practicality.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a single-layer folding step for a caravan comprises a fixed plate, a single-layer folding step body is fixed on the bottom wall of the fixed plate, a rectangular limiting cylinder is fixed at the middle section of the top wall of the fixed plate, an installation box is in clearance fit with the inner ring of the limiting cylinder, a vertical stud is rotatably connected to the middle position of the inner bottom wall of the installation box through a bearing, a transmission pipe is in spiral fit with the outer ring of the bottom of the stud, vertical movable plates are slidably connected to the inner bottom wall of the installation box on two sides of the transmission pipe, horizontal connecting rods are hinged to the outer rings on two sides of the transmission pipe, one end, far away from each other, of each connecting rod is hinged to the side wall, close to each other, of the two movable plates, a horizontal limiting bolt is fixed on the side wall, far away from each other, movable holes are formed in the side walls on, two clearance fit is in two respectively to the spacing bolt the inside in movable hole, spacing hole has all been seted up on the both sides lateral wall of spacing barrel, two the one end that spacing bolt was kept away from each other is clearance fit two respectively the inside in spacing hole is located the transmission pipe top the outer lane of double-screw bolt is fixed to have cup jointed the awl ring, is located spacing barrel top be connected with the horizontally dwang through the bearing rotation on the lateral wall of install bin, the dwang is located the inside one end fixedly connected with bevel gear of install bin, and bevel gear is connected with the awl ring meshing, keeps away from the dwang be fixed with the vertically gag lever post on the interior diapire of install bin, be located the connecting rod top the outer lane fixedly connected with horizontally limiting plate of transmission pipe, the gag lever post clearance fit is in the outer lane of gag lever post.

Preferably, the outer roof of install bin is welded with the horizontally mounting panel, the bolt hole has all been seted up at the four corners of mounting panel, and the activity has cup jointed mounting bolt in the bolt hole.

Preferably, the one end that bevel gear was kept away from to the dwang extends the install bin and welds and have the operation piece, the handle has all been welded to the both sides of the roof of fixed plate.

Preferably, the two sides of the inner bottom wall of the installation box, which are positioned on the two sides of the transmission pipe, are provided with sliding grooves along the length direction, sliding blocks are arranged inside the sliding grooves in a sliding mode, and the two moving plates are fixed to the top ends of the two sliding blocks respectively.

Preferably, the top end of the stud is rotatably connected to the inner top wall of the mounting box through a bearing.

Preferably, the bottom end of the drive tube is in contact with an inner bottom wall of the mounting case.

The utility model has the advantages that:

1. through the cooperation effect of fixed plate, spacing barrel, install bin, double-screw bolt, driving pipe, bevel gear ring, dwang, bevel gear, operation piece, gag lever post, limiting plate, connecting rod, movable plate, spacing bolt, activity hole and spacing hole, can effectual simplification with folding the operation of taking time and demolising from the car as a house carriage with the car as a house, the convenience is examined and repaired with folding the marking time with the car as a house, the practicality is higher.

2. Through the cooperation of fixed plate, spacing barrel, spacing hole, install bin, activity hole and spacing bolt, can make the folding installation steadiness of marking time higher for the car as a house, the security is higher.

The utility model relates to a novelty, the convenience is demolishd from the car as a house carriage, conveniently overhauls, and the practicality is higher, and the installation steadiness is higher, and the security is higher.

Drawings

Fig. 1 is a schematic structural view of a single-layer folding step for a caravan of the present invention;

fig. 2 is a cross-sectional view of a single-layer folding step for a caravan;

FIG. 3 is an enlarged view of the mounting box of the single-layer foldable step for the caravan of the present invention;

fig. 4 is a partially enlarged view of a portion a in fig. 3.

Reference numbers in the figures: 1. a single-layer folding step body; 2. a fixing plate; 3. a limiting cylinder body; 4. installing a box; 5. mounting a plate; 6. rotating the rod; 7. an operation block; 8. a stud; 9. a bevel gear ring; 10. a bevel gear; 11. a drive tube; 12. a connecting rod; 13. moving the plate; 14. a limit bolt; 15. a limiting plate; 16. a limiting rod; 17. a movable hole; 18. and a limiting hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, a single-layer folding step for a recreational vehicle comprises a fixed plate 2, a single-layer folding step body 1 is fixed on the bottom wall of the fixed plate 2, a rectangular limiting cylinder 3 is fixed on the middle section of the top wall of the fixed plate 2, an installation box 4 is in clearance fit with the inner ring of the limiting cylinder 3, a vertical stud 8 is rotatably connected to the middle position of the inner bottom wall of the installation box 4 through a bearing, a transmission pipe 11 is in spiral fit connection with the outer ring of the bottom of the stud 8, vertical movable plates 13 are slidably connected to the inner bottom wall of the installation box 4 at two sides of the transmission pipe 11, horizontal connecting rods 12 are hinged to the outer rings at two sides of the transmission pipe 11, one ends, far away from each other, of the two connecting rods 12 are respectively hinged to the side walls, close to each other, of the two movable plates 13 are fixed with horizontal limiting bolts 14, movable holes 17 are formed in the side, two spacing bolts 14 are clearance fit in the inside of two movable holes 17 respectively, spacing hole 18 has all been seted up on the both sides lateral wall of spacing barrel 3, the one end difference clearance fit in the inside of two spacing holes 18 that two spacing bolts 14 kept away from each other, the fixed bevel gear ring 9 that has cup jointed in the outer lane of the double-screw bolt 8 that is located transmission pipe 11 top, it is connected with horizontally dwang 6 to rotate through the bearing on the lateral wall of the install bin 4 that is located spacing barrel 3 top, dwang 6 is located the inside one end fixedly connected with bevel gear 10 of install bin 4, bevel gear 10 is connected with the meshing of bevel gear ring 9, be fixed with vertically gag lever post 16 on the interior diapire of install bin 4 of dwang 6, the outer lane fixed connection of the transmission pipe 11 that is located connecting rod 12 top has horizontally limiting plate 15, limiting plate 15 clearance fit is in.

The horizontal mounting panel 5 has been welded on the outer roof of install bin 4, and the bolt hole has all been seted up in the four corners of mounting panel 5, and mounting bolt has been cup jointed in the bolt hole activity, fixes mounting panel 5 in the bottom in car as a house carriage through mounting bolt, can accomplish the folding installation of marking time of car as a house.

The one end that bevel gear 10 was kept away from to dwang 6 extends install bin 4 and welding has operation piece 7, and the handle has all been welded to the both sides of the roof of fixed plate 2, can conveniently rotate dwang 6.

The sliding grooves are formed in the two sides of the inner bottom wall of the installation box 4 located on the two sides of the transmission pipe 11 along the length direction, sliding blocks are arranged inside the sliding grooves in a sliding mode, the two moving plates 13 are fixed to the top ends of the two sliding blocks respectively, and therefore the moving plates 13 can be guaranteed to move horizontally stably.

The top end of the stud 8 is rotatably connected to the inner top wall of the mounting box 4 through a bearing, so that the stability of the stud 8 can be ensured.

The bottom end of the transmission pipe 11 is in contact with the inner bottom wall of the installation case 4, and the end of the two connection bars 12 close to each other is prevented from being lower than the end of the two connection bars 12 away from each other.

The working principle is as follows: when the folding step for the motor home is required to be detached from the carriage of the motor home, the handle is held by one hand, the operation block 7 is rotated by the other hand, the rotating rod 6 can be driven to rotate, the stud 8 can be driven to rotate through the transmission of the bevel gear 10 and the bevel gear ring 9, the transmission pipe 11 can be lifted through the screw transmission of the stud 8 and the transmission pipe 11, the end, close to each other, of the two connecting rods 12 can be driven to lift, the end, far away from each other, of the two connecting rods 12 can be driven to approach each other, the two movable plates 13 can be driven to approach each other, the two limit bolts 14 can be driven to approach each other until the ends, far away from each other, of the two limit bolts 14 respectively move to the inner parts of the two movable holes 17, the limit bolts 14 can be separated from the limit holes 18, the fixing plate 2, the limit cylinder 3 and the single-layer folding step body 1, the dismantling operation of the folding steps for the motor home can be finished, and the operation of dismantling the folding steps for the motor home from the carriage of the motor home is simple; through the limiting displacement of install bin 4, can prevent that spacing barrel 3, fixed plate 2 and the individual layer from folding body 1 of marking time from taking place the off normal of horizontal direction, through the limiting displacement of spacing bolt 14, can prevent that spacing barrel 3, fixed plate 2 and the individual layer from folding body 1 of marking time from taking place the off normal of vertical direction to make the installation steadiness of folding body of marking time for the car as a house higher.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a folding body of marking time of individual layer for car as a house, includes fixed plate (2), its characterized in that, be fixed with the folding body of marking time of individual layer (1) on the diapire of fixed plate (2), the interlude of the roof of fixed plate (2) is fixed with spacing barrel (3) of rectangle, the inner circle clearance fit of spacing barrel (3) has install bin (4), the intermediate position of the interior diapire of install bin (4) is rotated through the bearing and is connected with perpendicular double-screw bolt (8), the bottom outer lane screw fit of double-screw bolt (8) is connected with transmission pipe (11), be located transmission pipe (11) both sides all sliding connection has perpendicular movable plate (13) on the interior diapire of install bin (4), the both sides outer lane of transmission pipe (11) all articulates there are horizontally connecting rod (12), two connecting rod (12) one end of keeping away from each other respectively with two the lateral wall that movable plate (13) are, horizontal limiting bolts (14) are fixed on the side walls, far away from each other, of the two moving plates (13), movable holes (17) are formed in the side walls of the two sides of the bottom of the installation box (4), the two limiting bolts (14) are respectively in clearance fit in the two movable holes (17), limiting holes (18) are formed in the side walls of the two sides of the limiting cylinder body (3), the ends, far away from each other, of the two limiting bolts (14) are respectively in clearance fit in the two limiting holes (18), a bevel gear ring (9) is fixedly sleeved on the outer ring of the stud (8) above the transmission pipe (11), a horizontal rotating rod (6) is rotatably connected to the side wall of the installation box (4) above the limiting cylinder body (3) through a bearing, and a bevel gear (10) is fixedly connected to one end, located in the installation box (4), of the rotating rod (6), bevel gear (10) are connected with bevel gear ring (9) meshing, keep away from dwang (6) be fixed with vertically gag lever post (16) on the interior diapire of install bin (4), be located connecting rod (12) top the outer lane fixed connection of transmission pipe (11) has horizontally limiting plate (15), limiting plate (15) clearance fit is in the outer lane of gag lever post (16).

2. The single-layer folding pedal for the caravan is characterized in that a horizontal mounting plate (5) is welded on the outer top wall of the mounting box (4), four corners of the mounting plate (5) are provided with bolt holes, and mounting bolts are movably sleeved in the bolt holes.

3. The single-layer folding step for the caravan is characterized in that one end, far away from the bevel gear (10), of the rotating rod (6) extends out of the mounting box (4) and is welded with the operating block (7), and handles are welded on two sides of the top wall of the fixing plate (2).

4. The single-layer folding step for the caravan is characterized in that sliding grooves are formed in the two sides of the inner bottom wall of the mounting box (4) on the two sides of the transmission pipe (11) along the length direction, sliding blocks are arranged inside the sliding grooves in a sliding mode, and the two moving plates (13) are fixed to the top ends of the two sliding blocks respectively.

5. The single-layer folding step for a caravan as claimed in claim 1, wherein the top end of the stud (8) is rotatably connected to the inner top wall of the mounting box (4) through a bearing.

6. The single-layer folding step for caravan of claim 1, wherein a bottom end of the driving pipe (11) is in contact with an inner bottom wall of the installation box (4).