CN219487263U - Telescopic leg support - Google Patents

Abstract

The utility model relates to a telescopic leg support, which comprises a telescopic support plate, wherein a leg support assembly is arranged at one side of the bottom end of the telescopic support plate, and a secondary leg support telescopic mechanism is arranged at the other end of the bottom end of the telescopic support plate; the secondary leg support telescopic mechanism comprises a secondary leg support telescopic motor, a telescopic rod and a push rod connecting component; the telescopic motor of second grade leg support sets up on the leg holds in the palm the subassembly, and telescopic link one end is connected the telescopic motor of second grade leg support, and one end is connected and is connected push rod assembly, and even push rod assembly top is equipped with second grade leg support fixed plate, and second grade leg support fixed plate matches and is connected with flexible backup pad, and second grade leg support fixed plate with flexible backup pad matches is equipped with guide rail assembly. After the secondary leg support fixing plate is retracted into the telescopic supporting plate, and the leg support assembly is stored in the telescopic supporting plate, the overall length of the leg support is reduced, so that passengers can get on or off the vehicle conveniently; and the arrangement of a plurality of guide rail assemblies also ensures the stability of the extension or retraction of the secondary leg support fixing plate into the telescopic support plate, and improves the comfort of passengers.

Description

Telescopic leg support

Technical Field

The utility model relates to a leg support, in particular to a telescopic leg support.

Background

With the continuous improvement of the living standard of people, automobiles enter thousands of families and become a main walking tool for families. The commercial vehicle has spacious and comfortable carrying and passenger carrying functions, so the popularity rate is relatively high. The seat is an indispensable part in the business car, and the leg rest that current cooperation seat used is mostly fixed in seat bottom department, and occupation space is big, and the passenger of easily stumbling when the passenger gets on or off has caused very big inconvenience for the passenger gets on or off.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems in the related art to some extent. Therefore, the utility model provides the telescopic leg support.

The technical scheme adopted for solving the technical problems is as follows: the telescopic leg support comprises a telescopic support plate, a leg support assembly is arranged on one side of the bottom end of the telescopic support plate, a secondary leg support telescopic mechanism is arranged on the other end of the bottom end of the telescopic support plate, and the leg support assembly is connected with the secondary leg support telescopic mechanism; the leg support assembly is rotatably arranged at the bottom end of the telescopic supporting plate;

the secondary leg support telescopic mechanism comprises a secondary leg support telescopic motor, a telescopic rod and a push rod connecting component; the telescopic motor is arranged on the leg support assembly, one end of the telescopic rod is connected with the telescopic motor, the other end of the telescopic rod is connected with the push rod assembly, the top end of the push rod assembly is provided with a secondary leg support fixing plate, the secondary leg support fixing plate is matched and connected with the telescopic support plate, the secondary leg support fixing plate is matched and provided with a guide rail assembly, and the secondary leg support fixing plate moves along the guide rail assembly under the action of the secondary leg support telescopic motor to achieve a state of extending or retracting the telescopic support plate.

In a preferred embodiment of the utility model, a leg supporting plate is covered on the top end of the telescopic supporting plate, the telescopic supporting plate comprises a top plate and side plates, the side plates are oppositely arranged on two sides of the bottom end of the top plate, and the two side plates and the top plate are vertically arranged;

guide rail assemblies are correspondingly arranged between the side plates and the two side walls of the secondary leg support fixing plate respectively, and at least two guide rail assemblies are arranged between the bottom end of the top plate and the top end of the secondary leg support fixing plate.

In a preferred embodiment of the present utility model, the guide rail assembly includes a guide rail and a sliding groove, the top end and two sides of the secondary leg support fixing plate are respectively provided with the sliding groove, and the top plate and the side plate are respectively provided with the guide rail matched with the sliding groove.

In a preferred embodiment of the present utility model, the telescopic rod is connected with the push rod connecting assembly through a motor fixing column, one end of the push rod connecting assembly is connected with the secondary leg support fixing plate through a front connecting column, and the other end of the push rod connecting assembly is connected with the secondary leg support fixing plate through a rear connecting column.

In a preferred embodiment of the present utility model, the push rod connecting assembly comprises two front push rods of the connecting rods, two middle push rods of the connecting rods and two rear push rods of the connecting rods; one end of the front push rod of the connecting rod is a first connecting end, one end of the front push rod of the connecting rod is a second connecting end, one end of the push rod of the connecting rod is a third connecting end, one end of the push rod of the connecting rod is a fourth connecting end, one end of the rear push rod of the connecting rod is a fifth connecting end, and one end of the rear push rod of the connecting rod is a sixth connecting end;

the first connecting ends of the front push rods of the two connecting rods are mutually overlapped and then arranged on the secondary leg support fixing plate through the front connecting column, and the second connecting ends of the front push rods of the two connecting rods are far away from each other, so that the front push rods of the two connecting rods form a V-shaped structure; the sixth ends of the two connecting rod rear push rods are mutually overlapped and arranged on the secondary leg support fixing plate through the rear front connecting column, and the fifth ends of the two connecting rod rear push rods are mutually far away from each other, so that the two connecting rod rear push rods form a V-shaped structure; the middle push rods of the two connecting rods are arranged in a crossing way and are connected with the telescopic rod through the motor fixing column at the crossing point, and an X-shaped structure is formed between the middle push rods of the two connecting rods; the fourth connecting ends of the push rods in the two connecting rods are respectively and movably connected with the fifth connecting end of the push rod behind the connecting rods, and the third connecting ends of the push rods in the two connecting rods are respectively and movably connected with the second connecting end of the push rod in front of the connecting rods.

The beneficial effects of the utility model are as follows: according to the utility model, after the secondary leg support fixing plate is retracted into the telescopic support plate, and the leg support assembly is stored in the telescopic support plate, the overall length of the leg support is reduced, so that passengers can get on or off the vehicle conveniently; the appearance can only see the leg supporting plate positioned at the upper part of the telescopic supporting plate, and the attractiveness of the leg supporting is not affected under the condition of reducing the volume; the arrangement of the plurality of guide rail components also ensures the stability of the extension or retraction of the secondary leg support fixing plate into the telescopic support plate; and when the leg support is required to be used, the whole length of the leg support is greatly increased after the secondary leg support fixing plate stretches out, and the comfort of passengers is improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a view of a state of use reference of the present utility model;

FIG. 3 is a reference view of the storage state of the present utility model;

FIG. 4 is a schematic view of a telescoping fixed plate structure of the present utility model;

FIG. 5 is a schematic view of a two-stage leg rest mounting plate structure of the present utility model;

in the figure: a telescopic support plate 1; a top plate 101; a side plate 102; a leg rest assembly 2; a rotating lever 201; a secondary leg rest telescoping motor 301; a telescoping rod 302; a push rod assembly 4; a link front push rod 401; a push rod 402 in the connecting rod; a link rear push rod 403; a secondary leg support fixing plate 5; a leg rest 6; a rail assembly 7; a guide rail 701; a chute 702; a motor fixing column 801; a front connection post 802; rear connection post 803.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present utility model and are not to be construed as limiting the present utility model.

In the description of the present utility model, it should 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", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more of the described features. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

The telescopic leg support comprises a telescopic support plate 1, wherein a leg support assembly 2 is arranged on one side of the bottom end of the telescopic support plate 1, a secondary leg support telescopic mechanism is arranged on the other end of the bottom end of the telescopic support plate 1, and the leg support assembly 2 is connected with the secondary leg support telescopic mechanism; the leg rest assembly 2 is rotatably arranged at the bottom end of the telescopic supporting plate 1; the two sides of the leg rest assembly 2 are respectively connected with the telescopic supporting plate 1 through a rotary rod 201, and the leg rest assembly 2 is rotationally connected with the rotary rod 201; the leg support assembly is conveniently stored at the bottom end of the telescopic support plate after being rotated and folded;

the secondary leg support telescopic mechanism comprises a secondary leg support telescopic motor 301, a telescopic rod 302 and a push rod connecting component 4; the telescopic motor 301 is arranged on the leg support assembly 2, one end of the telescopic rod 302 is connected with the telescopic motor 301, one end of the telescopic rod 302 is connected with the push rod assembly 4, the top end of the push rod assembly 4 is provided with the secondary leg support fixing plate 5, the secondary leg support fixing plate 5 is matched and connected with the telescopic support plate 1, the secondary leg support fixing plate 5 is matched and provided with the guide rail assembly, and the secondary leg support fixing plate 5 moves along the guide rail assembly under the action of the secondary leg support telescopic motor 301 to achieve the state of stretching out or retracting into the telescopic support plate.

When the telescopic leg support is used, the leg support assembly is rotated to enable the leg support assembly to be unfolded, and then the secondary leg support telescopic motor 301 is started, so that the secondary leg support telescopic motor 301 drives the telescopic rod 302 to extend, the telescopic rod 302 ejects the push rod connecting assembly 4, and the secondary leg support fixing plate 5 connected with the push rod connecting assembly extends out of the telescopic support plate 1, so that the overall length of the leg support is increased, and the comfort of passengers in use is improved. As a preferred embodiment, the telescopic motor in the present application is a screw motor. When need not to use the leg to hold in the palm, start the flexible motor 301 of second grade leg support at first, then the flexible motor drive telescopic link of second grade leg support is retracted, and telescopic link 302 drives and links push rod subassembly to the flexible backup pad of leg support subassembly 2 direction withdrawal, then moves along the guide rail subassembly with the second grade leg support fixed plate that links push rod subassembly to be connected in, realizes shortening of whole leg support length, reduces the occupation in space, makes things convenient for the passenger to get on or off the bus.

In order to increase the aesthetic property, the upper cover at the top end of the telescopic supporting plate 1 is provided with a leg supporting plate 6, the telescopic supporting plate 1 comprises a top plate 101 and side plates 102, the side plates 102 are oppositely arranged at two sides of the bottom end of the top plate 101, and the side plates 102 and the top plate 101 are vertically arranged;

guide rail assemblies 7 are correspondingly arranged between the side plates 102 and the two side walls of the secondary leg support fixing plate 5 respectively, and at least two guide rail assemblies are arranged between the bottom end of the top plate 101 and the top end of the secondary leg support fixing plate 5. In this embodiment, two sets of guide rail assemblies 7 are disposed between the top plate 101 and the secondary leg support fixing plate 5, two side plates 102 are respectively and correspondingly disposed between two side walls of the secondary leg support fixing plate, that is, four sets of guide rail assemblies are disposed between the telescopic support plate and the secondary leg support fixing plate, when the secondary leg support fixing plate 5 stretches out or retracts into the telescopic support plate 1, the stability of the telescopic support plate 1 of the secondary leg support fixing plate 5 is increased by the four sets of guide rail assemblies 7, so that the stretching or retracting shaking amplitude of the secondary leg support fixing plate 5 is small, the movement is more stable, and the comfort of passengers is improved.

Specifically, as an embodiment, the guide rail assembly 7 includes a guide rail 701 and a sliding groove 702, the top end and two sides of the secondary leg support fixing plate 5 are respectively provided with the guide rail 701, and the top plate and the side plate 102 are respectively provided with the sliding groove 702 matched with the guide rail 701. The sliding groove on the secondary leg support fixing plate is matched with the guide rail on the telescopic supporting plate, so that the secondary leg support fixing plate can stably move along the telescopic supporting plate.

As a specific embodiment, the telescopic rod 302 and the connecting rod assembly 4 in the present application are connected through a motor fixing column 801, one end of the connecting rod assembly 4 is connected with the secondary leg support fixing plate 5 through a front connecting column 802, and the other end of the connecting rod assembly 4 is connected with the secondary leg support fixing plate 5 through a rear connecting column 803.

The push rod connecting assembly 4 comprises two front push rods 401, two middle push rods 402 and two rear push rods 403; one end of the front push rod 401 of the connecting rod is a first connecting end, one end of the front push rod of the connecting rod is a second connecting end, one end of the push rod of the connecting rod is a third connecting end, one end of the push rod of the connecting rod is a fourth connecting end, one end of the rear push rod of the connecting rod is a fifth connecting end, and one end of the rear push rod of the connecting rod is a sixth connecting end;

the first connecting ends of the two connecting rod front push rods 701 are mutually overlapped and then are arranged on the secondary leg support fixing plate 5 through the front connecting column 802, and the second connecting ends of the two connecting rod front push rods 401 are arranged far away so that the two connecting rod front push rods form a V-shaped structure; the sixth ends of the two connecting rod rear push rods 403 are mutually overlapped and then are arranged on the secondary leg support fixing plate 5 through the rear front connecting column 803, and the fifth ends of the two connecting rod rear push rods 403 are mutually far away from each other, so that the two connecting rod rear push rods form a V-shaped structure; the two push rods 402 in the connecting rods are arranged in a crossing way and are connected with the telescopic rod 302 through a motor fixing column 801 at the crossing point, and an X-shaped structure is formed between the two push rods 402 in the connecting rods; the fourth connecting ends of the two push rods 402 in the connecting rod are respectively and movably connected with the fifth connecting end of the push rod 403 behind the connecting rod, and the third connecting ends of the two push rods 402 in the connecting rod are respectively and movably connected with the second connecting end of the push rod 401 in the front of the connecting rod.

Because the one end of push rod and push rod swing joint before the connecting rod in the connecting rod, the other end and push rod swing joint behind the connecting rod, and the crossing back of push rod in two connecting rods realizes being connected with the telescopic link through the motor fixed column in the crossing point, realized that the expansion or the withdrawal of telescopic link drive even push rod subassembly has guaranteed that the stability and the continuity of extension or withdrawal are held in the palm along flexible backup pad to the second grade leg.

According to the utility model, after the secondary leg support fixing plate is retracted into the telescopic support plate, and the leg support assembly is stored in the telescopic support plate, the overall length of the leg support is reduced, so that passengers can get on or off the vehicle conveniently; the appearance can only see the leg supporting plate positioned at the upper part of the telescopic supporting plate, and the attractiveness of the leg supporting is not affected under the condition of reducing the volume; the arrangement of the plurality of guide rail components also ensures the stability of the extension or retraction of the secondary leg support fixing plate into the telescopic support plate; and when the leg support is required to be used, the whole length of the leg support is greatly increased after the secondary leg support fixing plate stretches out, and the comfort of passengers is improved.

In the description of the present specification, reference to the terms "one embodiment," "certain embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

In summary, although the present utility model has been described in terms of the preferred embodiments, the preferred embodiments are not limited to the above embodiments, and various modifications and changes can be made by one skilled in the art without departing from the spirit and scope of the utility model, and the scope of the utility model is defined by the appended claims.

Claims (5)

1. The telescopic leg support is characterized by comprising a telescopic support plate, wherein a leg support assembly is arranged at one side of the bottom end of the telescopic support plate, a secondary leg support telescopic mechanism is arranged at the other end of the bottom end of the telescopic support plate, and the leg support assembly is connected with the secondary leg support telescopic mechanism; the leg support assembly is rotatably arranged at the bottom end of the telescopic supporting plate;

the secondary leg support telescopic mechanism comprises a secondary leg support telescopic motor, a telescopic rod and a push rod connecting component; the telescopic motor is arranged on the leg support assembly, one end of the telescopic rod is connected with the telescopic motor, the other end of the telescopic rod is connected with the push rod assembly, the top end of the push rod assembly is provided with a secondary leg support fixing plate, the secondary leg support fixing plate is matched and connected with the telescopic support plate, the secondary leg support fixing plate is matched and provided with a guide rail assembly, and the secondary leg support fixing plate moves along the guide rail assembly under the action of the secondary leg support telescopic motor to achieve a state of extending or retracting the telescopic support plate.

2. The telescopic leg support according to claim 1, wherein a leg support plate is covered on the top end of the telescopic support plate, the telescopic support plate comprises a top plate and side plates, the side plates are oppositely arranged on two sides of the bottom end of the top plate, and the two side plates and the top plate are vertically arranged;

guide rail assemblies are correspondingly arranged between the side plates and the two side walls of the secondary leg support fixing plate respectively, and at least two guide rail assemblies are arranged between the bottom end of the top plate and the top end of the secondary leg support fixing plate.

3. The telescopic leg rest according to claim 2, wherein the guide rail assembly comprises guide rails and sliding grooves, the guide rails are respectively arranged at the top end and the two sides of the secondary leg rest fixing plate, and the sliding grooves matched with the guide rails are respectively arranged on the top plate and the side plates.

4. The telescopic leg support according to claim 1, wherein the telescopic rod is connected with the connecting rod assembly through a motor fixing column, one end of the connecting rod assembly is connected with the secondary leg support fixing plate through a front connecting column, and the other end of the connecting rod assembly is connected with the secondary leg support fixing plate through a rear connecting column.

5. The telescoping leg rest according to claim 4, wherein the push rod assembly comprises two front push rods, two middle push rods and two rear push rods; one end of the front push rod of the connecting rod is a first connecting end, one end of the front push rod of the connecting rod is a second connecting end, one end of the push rod of the connecting rod is a third connecting end, one end of the push rod of the connecting rod is a fourth connecting end, one end of the rear push rod of the connecting rod is a fifth connecting end, and one end of the rear push rod of the connecting rod is a sixth connecting end;

the first connecting ends of the front push rods of the two connecting rods are mutually overlapped and then arranged on the secondary leg support fixing plate through the front connecting column, and the second connecting ends of the front push rods of the two connecting rods are far away from each other, so that the front push rods of the two connecting rods form a V-shaped structure; the sixth ends of the two connecting rod rear push rods are mutually overlapped and arranged on the secondary leg support fixing plate through the rear front connecting column, and the fifth ends of the two connecting rod rear push rods are mutually far away from each other, so that the two connecting rod rear push rods form a V-shaped structure; the middle push rods of the two connecting rods are arranged in a crossing way and are connected with the telescopic rod through the motor fixing column at the crossing point, and an X-shaped structure is formed between the middle push rods of the two connecting rods; the fourth connecting ends of the push rods in the two connecting rods are respectively and movably connected with the fifth connecting end of the push rod behind the connecting rods, and the third connecting ends of the push rods in the two connecting rods are respectively and movably connected with the second connecting end of the push rod in front of the connecting rods.