CN218738051U

CN218738051U - Office chair with foot supports

Info

Publication number: CN218738051U
Application number: CN202223432995.8U
Authority: CN
Inventors: 刘海明; 陈金德; 陈春景; 毕心雷; 邓丽娟; 胡晓丹; 罗鹏娇; 谭勇军; 曾德安; 高海全; 钟志军
Original assignee: Foshan Boke Furniture Co ltd
Current assignee: Foshan Boke Furniture Co ltd
Priority date: 2022-12-21
Filing date: 2022-12-21
Publication date: 2023-03-28
Anticipated expiration: 2032-12-21

Abstract

The utility model provides an office chair with foot supports. The office chair with the foot rest comprises: a seat plate; the cushion is arranged at the top of the seat plate; the supporting legs are fixedly arranged at the bottom of the seat plate; the two hinge rods are respectively hinged to two sides of the seat board; the two handrails are respectively hinged on the two hinge rods; the backrest is arranged at the top of the seat plate and is hinged with the two armrests; the adjustable connecting mechanism is arranged on one side of the seat plate; the angle adjusting mechanism is arranged on the seat plate. The office chair with the foot support provided by the utility model has the advantages of convenient adjustment of the extension length of the foot support, convenient adjustment of the angle of the backrest and convenient operation.

Description

Office chair with foot supports

Technical Field

The utility model relates to an office chair technical field especially relates to an office chair with foot holds in palm.

Background

The office chair refers to various chairs which are equipped for working conveniently in daily work and social activities. Office chairs are divided into a narrow sense and a broad sense by office partners, the narrow sense office chair refers to a backrest chair on which a person sits when working on a table top in a sitting posture state, and the broad sense office chair is all chairs used for offices and comprises a executive chair, a middle chair, a guest-meeting chair, a clerk chair, a conference chair, a visitor chair, a training chair and the like.

Although some existing office chairs are provided with foot supports, the existing office chairs are often pulled out manually when in use, time and labor are wasted, and the angles of the backrest cannot be adjusted greatly, so that a user cannot conveniently rest in a lying posture.

Therefore, it is necessary to provide an office chair with a foot rest to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem provide an office chair that has foot rest convenient to adjust the extension length of foot rest, the angle of the back of being convenient for adjust, operate comparatively conveniently.

In order to solve the technical problem, the utility model provides an office chair with foot holds in palm includes: a seat plate; the cushion is arranged at the top of the seat plate; the supporting legs are fixedly arranged at the bottom of the seat plate; the two hinge rods are respectively hinged to two sides of the seat board; the two handrails are respectively hinged on the two hinge rods; the backrest is arranged at the top of the seat plate and is hinged with the two armrests; the adjustable connecting mechanism is arranged on one side of the seat plate; the angle adjusting mechanism is arranged on the seat plate; the leg supporting mechanism is arranged at the bottom of the seat plate; a foot support mechanism disposed on the leg support mechanism.

Preferably, the adjustable connecting mechanism comprises two side plates, two limiting plates, a rotating shaft and a connecting plate, the two side plates and the two limiting plates are fixedly mounted on one side of the seat plate, the rotating shaft is rotatably mounted on one side, close to each other, of the two side plates, the connecting plate is fixedly arranged on the rotating shaft, and the connecting plate is fixedly connected with the backrest.

Preferably, angle adjustment mechanism includes worm, worm wheel, L template and gear motor, the worm rotates to be installed two one side that the limiting plate is close to each other, the fixed cover of worm wheel is established in the pivot, the worm wheel with the worm meshes mutually, L template fixed mounting be in the bottom of bedplate, gear motor fixed mounting be in on the L template, gear motor's output shaft with worm fixed connection.

Preferably, shank supporting mechanism includes riser, shank backup pad, thread piece, dwang, synchronizing wheel and servo motor, riser fixed mounting is in the bottom of bedplate, the shank backup pad sets up the bottom of bedplate, a plurality of screws have been seted up to one side of shank backup pad, and is a plurality of equal threaded mounting has the thread piece on the inner wall of screw, and is a plurality of the dwang is fixed mounting respectively and is a plurality of the one end of thread piece is a plurality of the dwang all with the riser rotates to be connected, and is a plurality of the synchronizing wheel is fixed the cover respectively and is established a plurality of on the dwang, it is a plurality of the cover is equipped with same hold-in range on the synchronizing wheel, servo motor fixed mounting is in the bottom of bedplate, servo motor's output shaft and one dwang fixed connection.

Preferably, the foot supporting mechanism comprises a plurality of electric telescopic rods and foot supports, the electric telescopic rods are all fixedly mounted at the bottom of the seat plate, and the foot supports are fixedly mounted on output rods of the electric telescopic rods.

Preferably, one side of bedplate is provided with the controller, the controller with gear motor, servo motor and a plurality of electric telescopic handle electric connection.

Compared with the prior art, the utility model provides an office chair with foot holds in palm has following beneficial effect:

the utility model provides an office chair with foot holds in palm, can make the user sit comparatively comfortable when the device through the cushion, can support the bedplate through a plurality of supporting legs, can make the angle regulation of back through adjustable coupling mechanism, can adjust the angle to the back comparatively convenient through angle adjustment mechanism, can comparatively convenient adjust the extended length to the shank backup pad through shank supporting mechanism, can comparatively convenient adjust the extended length to the foot holds in the palm through foot supporting mechanism, thereby make the device be applicable to the user of different sizes and height, and can support user's shank and both feet, can fix a position the connecting plate through the pivot, can connect the back through the connecting plate, can adjust and lock the angle of back through worm and worm wheel, can drive the worm through gear motor and rotate, rotate through two screw internal threads of two screw blocks in shank backup pad one side and can drive the shank backup pad, and then adjust the extended length of shank backup pad, can drive the removal through a plurality of electric telescopic handle, thereby the extended length who holds in the palm the foot and adjusts, can make things convenient for the device's operation control comparatively.

Drawings

Fig. 1 is a schematic structural view of a preferred embodiment of an office chair with a foot rest according to the present invention;

FIG. 2 is a schematic front view of the external structure of FIG. 1;

FIG. 3 is an enlarged view of portion A shown in FIG. 1;

fig. 4 is an enlarged schematic view of a portion B shown in fig. 1.

Reference numbers in the figures: 1. a seat plate; 2. a cushion; 3. supporting legs; 4. a hinged lever; 5. a handrail; 6. a backrest; 7. a side plate; 8. a limiting plate; 9. a rotating shaft; 10. a connecting plate; 11. a worm; 12. a worm gear; 13. an L-shaped plate; 14. a reduction motor; 15. a vertical plate; 16. a leg support plate; 17. a thread block; 18. rotating the rod; 19. a synchronizing wheel; 20. a servo motor; 21. an electric telescopic rod; 22. a foot support; 23. and a controller.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Please refer to fig. 1-4, wherein fig. 1 is a schematic structural diagram of an office chair with a foot rest according to a preferred embodiment of the present invention; FIG. 2 is a schematic front view of the external structure of FIG. 1; FIG. 3 is an enlarged view of portion A shown in FIG. 1; fig. 4 is an enlarged schematic view of a portion B shown in fig. 1. An office chair with a foot rest comprising: a seat plate 1; the seat cushion 2 is arranged at the top of the seat plate 1; the supporting legs 3 are all fixedly arranged at the bottom of the seat plate 1; the two hinged rods 4 are hinged to two sides of the seat board 1 respectively; the two handrails 5 are respectively hinged on the two hinge rods 4; the backrest 6 is arranged at the top of the seat plate 1, and the backrest 6 is hinged with the two armrests 5; the adjustable connecting mechanism is arranged on one side of the seat plate 1; the angle adjusting mechanism is arranged on the seat plate 1; a leg support mechanism provided at the bottom of the seat plate 1; foot supporting mechanism, foot supporting mechanism sets up on the shank supporting mechanism, can make the user sit comparatively comfortable when the device through cushion 2, can support bedplate 1 through a plurality of supporting legs 3, can make the angle of back 6 adjustable through adjustable coupling mechanism, can comparatively convenient angle to back 6 be adjusted through angle adjustment mechanism, can comparatively convenient extension length to shank backup pad 16 through shank supporting mechanism adjusts, can comparatively convenient extension length to foot support 22 through foot supporting mechanism adjusts, thereby make the device be applicable to the user of different sizes and height, and can support user's shank and both feet.

Adjustable coupling mechanism includes two curb plates 7, two limiting plates 8, pivot 9 and connecting plate 10, two curb plate 7 and two the equal fixed mounting of limiting plate 8 is in one side of bedplate 1, pivot 9 rotates to be installed two one side that curb plate 7 is close to each other, connecting plate 10 fixed cover is established in pivot 9, connecting plate 10 with back 6 fixed connection can fix a position connecting plate 10 through pivot 9, can connect back 6 through connecting plate 10.

Angle adjustment mechanism includes worm 11, worm wheel 12, L template 13 and gear motor 14, worm 11 rotates to be installed two one side that limiting plate 8 is close to each other, worm wheel 12 fixed cover is established in pivot 9, worm wheel 12 with worm 11 meshes mutually, L template 13 fixed mounting be in the bottom of bedplate 1, gear motor 14 fixed mounting be in on the L template 13, gear motor 14's output shaft with worm 11 fixed connection can adjust and lock the angle of back 6 through worm 11 and worm wheel 12, can drive worm 11 through gear motor 14 and rotate.

Shank supporting mechanism includes riser 15, shank backup pad 16, thread block 17, dwang 18, synchronizing wheel 19 and servo motor 20, riser 15 fixed mounting is in the bottom of bedplate 1, shank backup pad 16 sets up the bottom of bedplate 1, a plurality of screws have been seted up, and are a plurality of equal threaded mounting has thread block 17 on the inner wall of screw, and is a plurality of dwang 18 respectively fixed mounting be in a plurality of the one end of thread block 17 is a plurality of dwang 18 all with riser 15 rotates to be connected, and is a plurality of synchronizing wheel 19 respectively fixed cover establish at a plurality of dwang 18 is last, and is a plurality of the cover is equipped with same hold-in range on synchronizing wheel 19, servo motor 20 fixed mounting be in the bottom of bedplate 1, servo motor 20's output shaft and one dwang 18 fixed connection can drive shank backup pad 16 through two thread block 17 at two screw internal threads rotation of shank 16 one side and remove, and then control the extension length to shank backup pad 16 and adjust.

Foot supporting mechanism includes a plurality of electric telescopic handle 21 and foot support 22, and is a plurality of electric telescopic handle 21 equal fixed mounting be in the bottom of bedplate 1, foot support 22 fixed mounting is a plurality of on electric telescopic handle 21's the output pole, can drive foot support 22 through a plurality of electric telescopic handle 21 and remove about to the extension length who holds in the palm 22 is adjusted to the foot.

One side of bedplate 1 is provided with controller 23, controller 23 with gear motor 14, servo motor 20 and a plurality of electric telescopic handle 21 electric connection, can make the device's operation control comparatively convenient through controller 23.

The utility model provides an office chair with foot holds in palm's theory of operation as follows:

when the leg support is used, the controller 23 is connected to a power supply, and the angle of the backrest 6, the extension length of the leg support plate 16 and the extension length of the foot support 22 can be conveniently adjusted through the controller 23;

when the angle of the backrest 6 is adjusted, the speed reducing motor 14 is started, the speed reducing motor 14 drives the worm 11 to rotate, the worm 11 drives the worm wheel 12 to rotate, the worm wheel 12 drives the rotating shaft 9 to rotate, the rotating shaft 9 drives the connecting plate 10 to rotate, and the angle of the backrest 6 can be accurately adjusted by driving the backrest to rotate through the connecting plate 10;

when adjusting shank backup pad 16's extension length, start servo motor 20, servo motor 20 drives a dwang 18 and rotates, a dwang 18 drives another dwang 18 through two synchronizing wheels 19 and hold-in range and rotates, two dwang 18 drive two screw blocks 17 and rotate at two screw internal threads of shank backup pad 16 one side, thereby control about driving shank backup pad 16, and then adjust shank backup pad 16's extension length, then start a plurality of electric telescopic handle 21, a plurality of electric telescopic handle 21 drive the foot and hold in the palm 22 and control, thereby adjust the extension length of foot support 22, adjust the user that can make the device be applicable to different sizes and height through the extension length to shank backup pad 16 and foot support 22, and can support user's shank and both feet.

the utility model provides an office chair with foot holds in palm, can make the user sit comparatively comfortable when the device through cushion 2, can support bedplate 1 through a plurality of supporting legs 3, can make the angle regulation of back 6 through adjustable coupling mechanism, can be comparatively convenient adjust the angle to back 6 through angle adjustment mechanism, can comparatively convenient adjust the extension length to shank backup pad 16 through shank supporting mechanism, can comparatively convenient adjust the extension length to back 22 through foot supporting mechanism, thereby make the device be applicable to the user of different sizes and height, and can support user's shank and both feet, can fix a position connecting plate 10 through pivot 9, back 6 can be connected through connecting plate 10, can adjust and lock the angle of back 6 through worm 11 and worm wheel 12, can drive worm 11 through gear motor 14 and rotate, it can drive the shank 16 and remove to move through two internal screw rotations of two screw blocks 17 in shank backup pad 16 one side, and then adjust the shank, can drive through a plurality of electric motor 21, thereby can drive the telescopic link that the foot held in the palm 22 to the extension length of the control extension of the telescopic link that can comparatively convenient control of this 22, thereby the device is controlled to the control of the extension length of left and right-moving of the shank backup pad.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. An office chair with a foot rest, comprising:

a seat plate;

the cushion is arranged at the top of the seat plate;

the supporting legs are fixedly arranged at the bottom of the seat plate;

the two hinge rods are respectively hinged to two sides of the seat board;

the two handrails are respectively hinged on the two hinge rods;

the backrest is arranged at the top of the seat plate and is hinged with the two armrests;

the adjustable connecting mechanism is arranged on one side of the seat plate;

the angle adjusting mechanism is arranged on the seat plate;

the leg supporting mechanism is arranged at the bottom of the seat plate;

a foot support mechanism disposed on the leg support mechanism.

2. The office chair with foot rest as claimed in claim 1, wherein the adjustable connecting mechanism comprises two side plates, two limiting plates, a rotating shaft and a connecting plate, the two side plates and the two limiting plates are fixedly mounted on one side of the seat plate, the rotating shaft is rotatably mounted on the side where the two side plates are close to each other, the connecting plate is fixedly sleeved on the rotating shaft, and the connecting plate is fixedly connected with the backrest.

3. The office chair with the foot rest according to claim 2, wherein the angle adjusting mechanism comprises a worm, a worm wheel, an L-shaped plate and a speed reducing motor, the worm is rotatably installed at one side of the two limiting plates close to each other, the worm wheel is fixedly sleeved on the rotating shaft and meshed with the worm, the L-shaped plate is fixedly installed at the bottom of the seat plate, the speed reducing motor is fixedly installed on the L-shaped plate, and an output shaft of the speed reducing motor is fixedly connected with the worm.

4. The office chair with the foot support according to claim 3, wherein the leg supporting mechanism comprises a vertical plate, a leg supporting plate, a thread block, a rotating rod, a synchronizing wheel and a servo motor, the vertical plate is fixedly arranged at the bottom of the seat plate, the leg supporting plate is arranged at the bottom of the seat plate, a plurality of screw holes are formed in one side of the leg supporting plate, the thread block is arranged on the inner wall of each screw hole in a threaded mode, the rotating rods are fixedly arranged at one ends of the thread block in a plurality mode, the rotating rods are rotatably connected with the vertical plate, the synchronizing wheel is fixedly arranged on the rotating rods in a plurality mode, the synchronizing wheel is sleeved with the same synchronizing belt, the servo motor is fixedly arranged at the bottom of the seat plate, and an output shaft of the servo motor is fixedly connected with the rotating rods.

5. The office chair with foot rest as claimed in claim 4, wherein the foot supporting mechanism comprises a plurality of electric telescopic rods and foot rests, the plurality of electric telescopic rods are all fixedly installed at the bottom of the seat plate, and the foot rests are fixedly installed on the output rods of the plurality of electric telescopic rods.

6. The office chair with the foot rest as claimed in claim 5, wherein a controller is arranged on one side of the seat plate, and the controller is electrically connected with the speed reducing motor, the servo motor and the plurality of electric telescopic rods.