CN213720951U

CN213720951U - Chair with adjustable foot rest

Info

Publication number: CN213720951U
Application number: CN202022943986.XU
Authority: CN
Inventors: 廖思敏; 于娜
Original assignee: Nanjing Forestry University
Current assignee: Sunon Technology Co Ltd
Priority date: 2020-12-07
Filing date: 2020-12-07
Publication date: 2021-07-20
Anticipated expiration: 2030-12-07

Abstract

The utility model relates to an office supplies technical field just discloses a take chair of adjustable foot rest, the on-line screen storage device comprises a base, the stand of symmetry around is installed on the right side on base top, the bedplate is installed jointly at the top of the relative one side of stand, the back is installed in the left side on bedplate top, the handrail is installed on the top of stand, the one end of handrail all is connected with the back, the equal movable mounting in middle part of the relative one side of stand has the pivot. The utility model discloses a regulation and control on-off control electric putter carries out the regulation of length, can drive the alignment jig and use the pivot to rotate as the centre of a circle, can be convenient for adjust the angle of footboard, shank that can the person of facilitating the use moves about, can carry out the regulation of multi-angle to the footboard according to user's demand, and this device has stable in structure, and the reliability is high, uses advantage such as extensive to through setting up the sponge cushion, the user is comparatively comfortable when using.

Description

Chair with adjustable foot rest

Technical Field

The utility model relates to an office supplies technical field especially relates to a take chair of adjustable foot rest.

Background

The chair is a daily life furniture, and is a seat with a backrest and armrests, and the chair can be divided into a plurality of types according to different materials and using modes, for example, the chair can be classified into a solid wood chair, a glass chair, an iron art chair, a plastic chair, a cloth art chair, a leather art chair, a foaming chair and the like according to the materials, and can be classified into an office chair, a dining chair, a bar chair, a leisure chair, a reclining chair, a special chair, a children chair and the like according to the using modes.

Chair among the prior art, the bracket mechanism of placing the both feet for the user only has single fixed placing means, lead to the unable bracket mode of adjusting of user, the both legs keep same placing means for a long time, user's shank muscle is nervous when sitting, can not reach the effect of relaxing, be unfavorable for user long time work on the chair, and the bracket mechanism of current chair can't carry out the regulation of height, thereby can not be applicable to the user of different heights and use, propose a chair of taking adjustable to put the foot rest to the above-mentioned condition and solve the above-mentioned problem of proposing.

SUMMERY OF THE UTILITY MODEL

The purpose of the utility model is to solve the shortcoming that exists among the prior art, if: chair among the prior art, the bracket mechanism of placing both feet for the user only has the single fixed mode of placing, leads to the unable regulation bracket mode of user, and the both legs keep same kind of mode of placing for a long time, and user's shank muscle is nervous when sitting, can not reach the effect of relaxing, is unfavorable for user long time work on the chair to the bracket mechanism of current chair can't carry out the regulation of height, thereby can not be applicable to the user use of different heights, and the chair of a take adjustable to put the foot rest that proposes.

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

a chair with an adjustable foot rest comprises a base, wherein upright posts which are symmetrical front and back are installed on the right side of the top end of the base, a seat board is installed at the top of one side, opposite to the upright posts, of the base, a backrest is installed on the left side of the top end of the seat board, a handrail is installed at the top end of each upright post, one end of each handrail is connected with the backrest, a rotating shaft is movably installed in the middle of one side, opposite to the upright posts, of the upright posts, an adjusting frame is installed at one end of each rotating shaft, a sliding block is movably installed at the bottom of an inner cavity of the adjusting frame, a pedal plate is installed on the right side of each sliding block through the adjusting frame, a fixed plate is installed at the top of one side, opposite to the adjusting frame, an adjusting mechanism is installed in the middle of the bottom end of the fixed plate, the bottom of the adjusting mechanism is connected with the sliding block, a supporting plate is installed in the middle of the inner cavity of the base, a movable seat is installed in the middle of the top end of the supporting plate, the inside movable mounting of sliding seat has electric putter, the connecting plate is installed jointly in the left middle part of alignment jig, electric putter keeps away from the one end and the connecting plate swing joint of sliding seat, the power pack is installed in the left side on base top, the power pack is connected with the electric putter electricity.

Preferably, adjustment mechanism is including installing the adjustable shelf at fixed plate bottom middle part, the inside movable mounting of adjustable shelf has the movable block, the threaded rod that passes the adjustable shelf is installed to the bottom of movable block, the steadying plate is installed jointly to the bottom of the relative one side of adjustable shelf, the bottom of threaded rod passes the steadying plate and installs the regulating block.

Preferably, the middle part of one side opposite to the adjusting frame is vertically provided with a sliding hole, one side opposite to the sliding block is provided with a connecting block penetrating through the sliding hole, one side opposite to the connecting block is provided with a connecting rod, the threaded rod is vertically movably inserted in the middle of the connecting rod, and the threaded rod is in threaded connection with the connecting rod.

Preferably, limit stops are installed on the right sides of the front inner wall and the rear inner wall of the base and are respectively contacted with the adjusting frame.

Preferably, the sponge cushion is installed on the top of bedplate, one side at the sponge cushion back is connected with the back.

Preferably, the right side of the top end of the handrail is provided with a regulating switch, and the regulating switch is electrically connected with the electric push rod.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model discloses a regulation and control on-off control electric putter carries out the regulation of length, can drive the alignment jig and use the pivot to rotate as the centre of a circle, can be convenient for adjust the angle of footboard, shank that can the person of facilitating the use moves about, can carry out the regulation of multi-angle to the footboard according to user's demand, and this device has stable in structure, and the reliability is high, uses advantage such as extensive to through setting up the sponge cushion, the user is comparatively comfortable when using.

(2) The utility model discloses a regulating block drives the threaded rod and rotates, can make the outside rebound of connecting rod threaded rod to drive the slider through the connecting block and remove in the inside of alignment jig, can upwards drive the running-board and remove, can adjust according to the length of user's shank, can satisfy different users ' demand, and through the block of limit stop to the alignment jig, can prevent that the alignment jig from moving to inside when withdrawing, avoid causing certain injury to user's shank.

Drawings

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

FIG. 2 is an enlarged schematic view of the structure of FIG. 1;

FIG. 3 is an enlarged schematic view of the structure of FIG. 1 at B according to the present invention;

fig. 4 is a schematic view of the internal structure of the adjusting bracket of the present invention.

In the figure: 1. a base; 2. a power supply block; 3. a support plate; 4. a movable seat; 5. an electric push rod; 6. a foot pedal; 7. an adjusting bracket; 8. a connecting plate; 9. connecting blocks; 10. a column; 11. a threaded rod; 12. a rotating shaft; 13. a seat plate; 14. a sponge cushion; 15. a handrail; 16. a regulation switch; 17. a backrest; 18. a stabilizing plate; 19. an adjusting block; 20. a limit stop block; 21. a connecting rod; 22. a movable block; 23. a fixing plate; 24. a movable frame; 25. a slide hole; 26. a slide block.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", 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 simplicity of description, and do not indicate or imply that the device or element being 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.

Referring to fig. 1-4, a chair with an adjustable footrest frame comprises a base 1, upright posts 10 which are symmetrical front and back are installed on the right side of the top end of the base 1, a seat board 13 can be supported through the base 1 and the upright posts 10, the top of the opposite side of the upright posts 10 is commonly provided with the seat board 13, the left side of the top end of the seat board 13 is provided with a backrest 17, the top end of the upright posts 10 is provided with handrails 15, one ends of the handrails 15 are all connected with the backrest 17, the top end of the seat board 13 is provided with a sponge cushion 14, one side of the back surface of the sponge cushion 14 is connected with the backrest 17, the sponge cushion 14 is installed on the seat board 13 and the backrest 17, a user can feel comfortable when using the chair, the middle part of the opposite side of the upright posts 10 is movably provided with a rotating shaft 12, one end of the rotating shaft 12 is provided with an adjusting frame 7, the bottom of the inner cavity of the adjusting frame 7 is movably provided with a slide block 26, the right side of the slide block 26 penetrates through the adjusting frame 7 and is commonly provided with a pedal 6, the top of one side opposite to the adjusting frame 7 is jointly provided with a fixed plate 23, the middle part of the bottom end of the fixed plate 23 is provided with an adjusting mechanism, the bottom of the adjusting mechanism is connected with a sliding block 26, the adjusting mechanism comprises a movable frame 24 arranged at the middle part of the bottom end of the fixed plate 23, a movable block 22 is movably arranged inside the movable frame 24, a threaded rod 11 penetrating through the movable frame 24 is arranged at the bottom end of the movable block 22, a stabilizing plate 18 is jointly arranged at the bottom of one side opposite to the adjusting frame 7, the bottom end of the threaded rod 11 penetrates through the stabilizing plate 18 and is provided with an adjusting block 19, the middle part of one side opposite to the adjusting frame 7 is vertically provided with a sliding hole 25, one side opposite to the sliding block 26 is provided with a connecting block 9 penetrating through the sliding hole 25, one side opposite to the connecting block 9 is jointly provided with a connecting rod 21, the threaded rod 11 is vertically movably inserted in the middle part of the connecting rod 21, the threaded rod 11 is in threaded connection with the connecting rod 21, the adjusting block 19 is rotated to drive the threaded rod 11 to rotate, the threaded rod 11 is connected with the connecting rod 21 in a meshing manner, the sliding block 26 can be driven to slide in the adjusting frame 7, the pedal 6 can be driven to move, the purpose of adjusting the height of the pedal 6 can be achieved, the supporting plate 3 is arranged in the middle of the inner cavity of the base 1, the movable seat 4 is arranged in the middle of the top end of the supporting plate 3, the electric push rod 5 is movably arranged in the movable seat 4, the limit stops 20 are arranged on the right sides of the front inner wall and the rear inner wall of the base 1 respectively, the limit stops 20 are respectively contacted with the adjusting frame 7, the movable position of the adjusting frame 7 can be limited through the limit stops 20, the adjusting frame 7 moves to the left side under the action of the electric push rod 5 to prevent the pedal 6 from damaging legs of a user, the connecting plate 8 is jointly arranged in the middle of the left side of the adjusting frame 7, and one end, far away from the movable seat 4, of the electric push rod 5 is movably connected with the connecting plate 8, power block 2 is installed in the left side on base 1 top, and power block 2 is connected with electric putter 5 electricity, and regulation and control switch 16 is installed on the right side on handrail 15 top, and regulation and control switch 16 is connected with electric putter 5 electricity, can control power block 2 through regulation and control switch 16 to electric putter 5's power supply state to can control electric putter 5's elongation through regulation and control switch 16, thereby be convenient for accurately adjust the angle of running-board 6.

In the utility model, when the user uses the device, the user sits on the seat board 13, the user places two feet on the pedal 6, then according to the length of the leg of the user, the height of the pedal 6 is adjusted, the threaded rod 11 is driven to rotate by rotating the adjusting block 19, the threaded rod 11 is connected with the connecting rod 21 in a meshing way, the connecting rod 21 can be driven to move upwards, the slider 26 can move upwards in the adjusting frame 7, thereby the pedal 6 can be driven to move upwards, the user can place two feet on the adjusting block, when the angle of the pedal 6 needs to be adjusted, the user can control the elongation of the electric push rod 5 by the adjusting switch 16, the adjusting frame 7 can be pushed to rotate by taking the rotating shaft 12 as a round point, thereby the adjustment of the angle can be realized, and the rotating angle of the pedal 6 can be controlled by the adjusting switch 16, can be used conveniently by the user.

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.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Claims

1. The utility model provides a take chair of adjustable foot rest, includes base (1), its characterized in that, stand (10) of symmetry around installing on the right side on base (1) top, bedplate (13) are installed jointly at the top of the relative one side of stand (10), back (17) are installed in the left side on bedplate (13) top, handrail (15) are installed on the top of stand (10), the one end of handrail (15) all is connected with back (17), the equal movable mounting in middle part of the relative one side of stand (10) has pivot (12), alignment jig (7) are installed to the one end of pivot (12), the bottom movable mounting of alignment jig (7) inner chamber has slider (26), the right side of slider (26) is passed alignment jig (7) and is installed running-board (6) jointly, fixed plate (23) are installed jointly at the top of the relative one side of alignment jig (7), the mid-mounting of fixed plate (23) bottom has adjustment mechanism, adjustment mechanism's bottom is connected with slider (26), the mid-mounting of base (1) inner chamber has backup pad (3), the mid-mounting on backup pad (3) top has movable seat (4), the inside movable mounting of movable seat (4) has electric putter (5), connecting plate (8) are installed jointly in the left middle part of alignment jig (7), the one end and connecting plate (8) swing joint of movable seat (4) are kept away from in electric putter (5), power pack (2) are installed in the left side on base (1) top, power pack (2) are connected with electric putter (5) electricity.

2. The chair with the adjustable foot rest stand according to claim 1, wherein the adjusting mechanism comprises a movable frame (24) installed in the middle of the bottom end of a fixing plate (23), a movable block (22) is movably installed inside the movable frame (24), a threaded rod (11) penetrating through the movable frame (24) is installed at the bottom end of the movable block (22), a stabilizing plate (18) is installed at the bottom of one side, opposite to the adjusting frame (7), of the adjusting frame (7), and the bottom end of the threaded rod (11) penetrates through the stabilizing plate (18) and is provided with an adjusting block (19).

3. The chair with the adjustable foot rest according to claim 2, wherein sliding holes (25) are vertically formed in the middle of one side, opposite to the adjusting frame (7), of the adjusting frame, connecting blocks (9) penetrating through the sliding holes (25) are mounted on one side, opposite to the sliding blocks (26), connecting rods (21) are mounted on one side, opposite to the connecting blocks (9), the threaded rod (11) is vertically movably inserted in the middle of the connecting rods (21), and the threaded rod (11) is in threaded connection with the connecting rods (21).

4. The chair with the adjustable foot rest according to claim 1, wherein the right sides of the front and rear inner walls of the base (1) are respectively provided with a limit stop (20), and the limit stops (20) are respectively contacted with the adjusting frame (7).

5. The chair with the adjustable foot rest according to claim 1, characterized in that a sponge cushion (14) is installed on the top of the seat plate (13), and one side of the back of the sponge cushion (14) is connected with the backrest (17).

6. The chair with the adjustable foot rest according to claim 1, characterized in that a regulating switch (16) is installed at the right side of the top end of the armrest (15), and the regulating switch (16) is electrically connected with the electric push rod (5).