CN220281207U

CN220281207U - Electric two-stage supporting leg

Info

Publication number: CN220281207U
Application number: CN202321701482.4U
Authority: CN
Inventors: 孙全斌; 徐文光
Original assignee: Tianjin Lingyu Automobile Technology Co ltd
Current assignee: Tianjin Lingyu Automobile Technology Co ltd
Priority date: 2023-06-30
Filing date: 2023-06-30
Publication date: 2024-01-02
Anticipated expiration: 2033-06-30

Abstract

The utility model relates to the technical field of seat leg supports, in particular to an electric secondary leg support which comprises a supporting plate part, a framework main body, a first driving component, a bottom plate and a second driving component; the framework main body comprises a fixed framework, wherein the fixed framework is fixedly arranged at the bottom of a seat, two sides of the fixed framework are rotationally connected with a rotating plate, the rotating plate is rotationally connected with a rotating framework, the bottom of the rotating framework is rotationally connected with a connecting framework, and the other end of the connecting framework is rotationally connected with the fixed framework.

Description

Electric two-stage supporting leg

Technical Field

The utility model relates to the technical field of seat leg supports, in particular to an electric secondary leg support.

Background

When the passenger normally takes in the car, the shank is crooked state, can feel the ache for a long time, along with people to the improvement of car riding comfort requirement, the difference consideration of the leg rest of current commonly used vehicle seat to different crowds 'heights is less, and stroke adjustment is not enough, is mostly rotary leg rest for vehicle seat's leg rest only has and plays effective effect to fixed crowd, and application range is little.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides an electric two-stage supporting leg, which solves the problems.

In order to achieve the above purpose, the utility model is realized by the following technical scheme:

an electric secondary support leg comprises a support plate part, a framework main body, a first driving component, a bottom plate and a second driving component;

the framework main body comprises a fixed framework, the fixed framework is fixedly arranged at the bottom of the seat, two sides of the fixed framework are rotationally connected with a rotating plate, the rotating plate is rotationally connected with a rotating framework, the bottom of the rotating framework is rotationally connected with a connecting framework, the other end of the connecting framework is rotationally connected with the fixed framework, and the rotating framework is slidingly connected with a telescopic framework;

the first driving assembly comprises an angle adjusting motor, the output end of the angle adjusting motor is fixedly connected with a rotating rod, the outer part of the rotating rod is fixedly connected with a rotating plate, and the two ends of the rotating rod are rotatably connected with a fixed framework;

the second driving assembly comprises a driving motor, the driving motor is fixed at the bottom of the rotating framework, an output shaft of the driving motor is fixedly connected with the input end of the worm gear reducer, the inside of the worm gear reducer is spirally connected with a screw rod, and one end of the screw rod is fixedly connected with the telescopic framework;

the support plate part comprises a support plate I and a support plate II, wherein the support plate I is arranged on the rotating framework, and the support plate II is arranged on the telescopic framework.

Preferably, the bottom plate is disposed at the bottom of the rotating plate.

Preferably, guide rods are arranged on two sides of the telescopic framework, and the guide rods slide on the rotating framework.

Preferably, a spring damping block is further arranged between the rotating plate and the fixed framework, the outer portion of the spring damping block is fixedly connected with the fixed framework, and the center of the spring damping block is fixedly connected with the rotating rod.

Preferably, the upper surfaces of the first supporting plate and the second supporting plate are provided with sponge cushions.

The utility model provides an electric two-stage supporting leg, which has the following beneficial effects:

1. according to the utility model, the rotating rod is driven to rotate by the arranged angle adjusting motor, so that the rotating framework is driven to rotate, after the rotating framework rotates to a reasonable position, the driving motor is started, the worm gear reducer is driven to work, the screw rod is pushed out, the telescopic framework is pushed out, the supporting plate II is pushed out, the second-stage telescopic is realized, the legs of a user can be simultaneously supported, the supporting range of the legs of the user is enlarged, the comfort level of the user is improved, and the comfort level of the user is adapted to users with different heights.

2. According to the utility model, damping in the rotating process of the rotating rod is realized through the spring damping block, and the damping block is used for controlling the rotating speed of the rotating rod, so that stable rotation of the rotating framework is realized.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a secondary electric leg in the present utility model;

FIG. 2 is a schematic view of an expanded structure of a secondary electric leg according to the present utility model;

FIG. 3 is a schematic view of an exploded structure of a secondary electric leg according to the present utility model;

FIG. 4 is a schematic structural diagram of a skeleton main body and a second driving assembly according to the present utility model;

fig. 5 is a schematic structural diagram of a skeleton main body and a driving component in the present utility model.

In the figure: 10-layer board part, 11-layer board one, 12-layer board two, 20-skeleton main part, 21-flexible skeleton, 22-rotation skeleton, 23-rotation board, 24-fixed skeleton, 25-guide bar, 26-connection skeleton, 30-drive assembly one, 31-angle modulation motor, 32-dwang, 33-attenuator, 40-bottom plate, 50-drive assembly two, 51-driving motor, 52-worm gear reducer, 53-lead screw.

Detailed Description

In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. The drawings illustrate preferred embodiments of the utility model. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-5, the present utility model provides a technical solution:

an electric secondary support leg comprises a support plate part 10, a framework main body 20, a first driving component 30, a bottom plate 40 and a second driving component 50;

the framework main body 20 comprises a fixed framework 24 which is fixedly arranged at the bottom of the seat, two sides of the fixed framework 24 are rotatably connected with a rotating plate 23, the rotating plate 23 is rotatably connected with a rotating framework 22, the bottom of the rotating framework 22 is rotatably connected with a connecting framework 26, the other end of the connecting framework 26 is rotatably connected with the fixed framework 24, and the rotating framework 22 is slidably connected with a telescopic framework 21;

the first driving assembly 30 comprises an angle adjusting motor 31, the output end of the angle adjusting motor 31 is fixedly connected with a rotating rod 32, the outer part of the rotating rod 32 is fixedly connected with the rotating plate 23, and the two ends of the rotating rod 32 are rotatably connected with the fixed framework 24;

the second driving component 50 comprises a driving motor 51, the driving motor 51 is fixed at the bottom of the rotating framework 22, an output shaft of the driving motor 51 is fixedly connected with an input end of a worm gear reducer 52, the inside of the worm gear reducer 52 is spirally connected with a screw rod 53, and one end of the screw rod 53 is fixedly connected with the telescopic framework 21;

the pallet part 10 comprises a pallet one 11 and a pallet two 12, wherein the pallet one 11 is arranged on a rotating framework 22, and the pallet two 12 is arranged on a telescopic framework 21.

Specifically, as shown in fig. 2: the bottom plate 40 is disposed at the bottom of the rotating plate 23, and plays a role of protection.

Specifically, as shown in fig. 3: the guide rods 25 are arranged on two sides of the telescopic framework 21, the guide rods 25 slide on the rotating framework 22, the guiding effect is achieved, and the influence on the service efficiency due to the deviation of the screw rod 53 in the walking process is avoided.

Specifically, as shown in fig. 5: a spring damping block 33 is further arranged between the rotating plate 23 and the fixed framework 24, the outer part of the spring damping block 33 is fixedly connected with the fixed framework 24, the center of the spring damping block 33 is fixedly connected with the rotating rod 32, damping in the rotating process of the rotating rod 32 is achieved through the spring damping block 33, the rotating speed of the rotating rod 32 is controlled, and then stable rotation of the rotating framework 22 is achieved.

Specifically, the upper surfaces of the first supporting plate 11 and the second supporting plate 12 are provided with flexible base plates, so that the comfort level of a user in the use process is guaranteed.

The working principle of the electric two-stage leg support provided by the utility model is as follows:

before using, fix the device in the seat bottom through fixed skeleton 24, during the use, at first start angle modulation motor 31, drive dwang 32 rotation, and then drive and rotate skeleton 22 and roll out, wait to rotate skeleton 22 and rotate to the reasonable position after, start driving motor 51, drive worm gear reducer 52 work, and then release lead screw 53, release flexible skeleton 21, and then release layer board two 12, realize the second grade is flexible, can hold up user's shank simultaneously, enlarge the scope that user's shank supported simultaneously, adapt to the user of different heights, improve user's comfort level.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. An electric secondary support leg is characterized in that: comprises a pallet part (10), a framework main body (20), a first driving component (30), a bottom plate (40) and a second driving component (50);

the framework main body (20) comprises a fixed framework (24), wherein the fixed framework is fixedly arranged at the bottom of a seat, two sides of the fixed framework (24) are rotationally connected with a rotating plate (23), the rotating plate (23) is rotationally connected with a rotating framework (22), the bottom of the rotating framework (22) is rotationally connected with a connecting framework (26), the other end of the connecting framework (26) is rotationally connected with the fixed framework (24), and the rotating framework (22) is slidingly connected with a telescopic framework (21);

the first driving assembly (30) comprises an angle adjusting motor (31), the output end of the angle adjusting motor (31) is fixedly connected with a rotating rod (32), the outer part of the rotating rod (32) is fixedly connected with a rotating plate (23), and the two ends of the rotating rod (32) are rotatably connected with a fixed framework (24);

the second driving assembly (50) comprises a driving motor (51), the driving motor (51) is fixed at the bottom of the rotating framework (22), an output shaft of the driving motor (51) is fixedly connected with the input end of the worm gear reducer (52), the inside of the worm gear reducer (52) is spirally connected with a screw rod (53), and one end of the screw rod (53) is fixedly connected with the telescopic framework (21);

the support plate part (10) comprises a support plate I (11) and a support plate II (12), wherein the support plate I (11) is arranged on a rotating framework (22), and the support plate II (12) is arranged on a telescopic framework (21).

2. An electric secondary leg as claimed in claim 1 wherein: the bottom plate (40) is arranged at the bottom of the rotating plate (23).

3. An electric secondary leg as claimed in claim 1 wherein: guide rods (25) are arranged on two sides of the telescopic framework (21), and the guide rods (25) slide on the rotating framework (22).

4. An electric secondary leg as claimed in claim 1 wherein: a spring damping block (33) is further arranged between the rotating plate (23) and the fixed framework (24), the outer portion of the spring damping block (33) is fixedly connected with the fixed framework (24), and the center of the spring damping block (33) is fixedly connected with the rotating rod (32).

5. An electric secondary support as defined in claim 4 wherein: sponge pads are arranged on the upper surfaces of the first supporting plate (11) and the second supporting plate (12).