CN211130369U

CN211130369U - Office chair with telescopic foot pad linked with backrest

Info

Publication number: CN211130369U
Application number: CN201921783948.3U
Authority: CN
Inventors: 薛栋
Original assignee: Anji Wanbao Smart Home Technology Co ltd
Current assignee: Anji Wanbao Smart Home Technology Co ltd
Priority date: 2019-10-23
Filing date: 2019-10-23
Publication date: 2020-07-31
Anticipated expiration: 2029-10-23

Abstract

A telescopic foot pad office seat linked with a backrest comprises a seat support, a cushion fixed on the seat support and the backrest rotationally connected to the seat support, wherein a driving structure for adjusting the inclination angle of the backrest is arranged on the seat support; a linkage part is arranged between the telescopic part and the driving structure for adjusting the backrest. The utility model discloses can realize callus on the sole and back and move together, its hand of user's back from lying can stop on the handrail always, need not to bow to remove dilatory callus on the sole, reaches the effect of more comfortable leisure, is worth promoting.

Description

Office chair with telescopic foot pad linked with backrest

Technical Field

The utility model relates to an office seat, especially a flexible callus on sole office seat along with back linkage.

Background

Office chair is provided with handrail and adjustable inclination's back usually, and the rest that the person of being convenient for worked and work is surplus, but and but synchronous motion between seat and the back, and the handrail also follows its slope backward when the back inclines, and still is provided with the callus on the sole that can pull out on the office chair, puts up the shank on the callus on the sole, but traditional callus on the sole need pull to suitable position, can not provide comfortable experience for the user.

SUMMERY OF THE UTILITY MODEL

The utility model discloses solve above-mentioned prior art's shortcoming, provide a convenient to use's flexible callus on sole office seat along with the back linkage, back slope changes, and the callus on the sole can stretch out by oneself, increases the travelling comfort of seat, convenient and fast.

The utility model provides a technical scheme that its technical problem adopted: the telescopic foot pad office seat linked with the backrest comprises a seat support, a seat cushion fixed on the seat support and a backrest rotatably connected to the seat support, wherein a driving structure for adjusting the inclination angle of the backrest is arranged on the seat support, a pair of armrests arranged on the left side and the right side are arranged on the seat support, the armrests are driven by the driving structure, a foot pad is arranged at the bottom of the seat support, telescopic parts are arranged on the foot pad and the seat support, the telescopic parts are provided with fixed blocks fixed at the bottom of the seat cushion and distributed on the left side and the right side and moving rods movably connected in the fixed blocks, a fixed rod arranged at the front end of the moving rods is connected between the two; the utility model discloses a cushion of adjusting back, including expansion part and regulation back, be equipped with linkage part between the drive structure of expansion part and regulation back, linkage part is equipped with the installation piece of installing in two fixed block rear ends, the installation piece is installed a pair of spring holders that distribute about, be connected with the spring on the spring holder, be connected with the connecting block on two springs, the connecting block is fixed in on two carriage release levers, the middle part position department of connecting block is fixed with first spacing knot, the drive is connected with the extension rod in the structure, install on the end of extension rod with the spacing knot of the second that uses of first spacing knot cooperation, wherein the spacing knot of second exposes outside the cushion with first spacing. Thus, through the driving structure (the driving structure is the existing technology for realizing linkage of the backrest and the armrests, which is not described herein), the backrest is inclined at a certain angle, the armrests are driven to incline together while the seat is changed into the reclining chair, the foot pad is also automatically ejected after the backrest is inclined, the extension rod connected with the second limit buckle is connected to the driving structure, the driving structure rotates to drive the backrest to incline, the extension rod is also tilted upwards along with the rotation of the extension rod, the second limit buckle is separated from the first limit buckle while the second limit buckle is tilted, the spring after being extruded is not constrained, the foot pad can be ejected back to the original shape by utilizing the characteristics of self-resetting, and the elasticity generated by the self-resetting is also utilized, namely, the moving rod moves outwards, so that the foot pad moves outwards without being pulled out manually, and the situation that the moving rod moves in the rod sleeve on the traditional seat to cause the clamping shell is solved by the arrangement of the fixing block and the moving rod, and the fluency is improved.

Further perfection, the bottom of the foot pad is provided with a pair of left and right distributed installation sheets. Thus, the foot pad is convenient to connect with the fixing rod.

Further perfection, the front end of the fixed rod is provided with a stop lever connected between the two movable rods, wherein the bottom of the foot pad is attached to the stop lever. Like this, the setting of pin is used for supporting the callus on the sole for the callus on the sole keeps the state of keeping flat, even user's shank place also can keep keeping flat on the callus on the sole, can not rock.

Further perfection, the backrest is provided with a back cushion, and the back cushion is provided with a back strap bound on the backrest. Like this, the back of the body pad increases the travelling comfort of seat, and the braces is convenient for install the back of the body pad on the one hand, and on the other hand can adjust the use height of back of the body pad, and the back of the body pad is electronic back of the body pad simultaneously, can switch on massage by oneself.

Further perfection, the braces are elastic belts. Like this, the braces elasticity sets up and reduces the degree of difficulty of adjusting back pad height of using.

The utility model discloses profitable effect is: the utility model discloses can realize callus on the sole and back and move together, its hand of user's back from lying can stop on the handrail always, need not to bow to remove dilatory callus on the sole, reaches the effect of more comfortable leisure, is worth promoting.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the plane structure of the present invention showing the cooperation between the expansion part and the linkage part;

FIG. 3 is a schematic view showing the usage status of the telescopic portion and the linkage portion of the present invention in cooperation with the backrest and the armrest;

fig. 4 is a partially enlarged schematic view of a portion a in fig. 3 according to the present invention.

Description of reference numerals: seat support 1, cushion 2, back 3, handrail 4, callus on the sole 5, pars contractilis 6, fixed block 7, carriage release lever 8, dead lever 9, linkage portion 10, installation piece 11, spring holder 12, spring 13, connecting block 14, first spacing knot 15, extension rod 16, second spacing knot 17, installation piece 18, pin 19, back pad 20, braces 21.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings:

with reference to the accompanying drawings: the telescopic foot pad office seat linked with the backrest comprises a seat support 1, a seat cushion 2 fixed on the seat support 1 and a backrest 3 rotatably connected on the seat support 1, a driving structure for adjusting the inclination angle of the backrest 3 is arranged on the seat support 1, a pair of armrests 4 arranged on the left side and the right side are arranged on the seat support 1, the armrests 4 are driven by the driving structure, a foot pad 5 is arranged at the bottom of the seat support 1, a telescopic part 6 is arranged on the foot pad 5 and the seat support 1, the telescopic part 6 is provided with a fixed block 7 which is fixed at the bottom of the seat cushion 2 and distributed on the left side and the right side and a movable rod 8 movably connected in the fixed block 7, wherein a fixed rod 9 arranged at the front end of the movable rod 8 is connected between; be equipped with linkage portion 10 between the drive structure of pars contractilis 6 and regulation back 3, linkage portion 10 is equipped with the installation piece 11 of installing in 7 rear ends of two fixed blocks, installation piece 11 installs a pair of spring holder 12 of controlling the distribution, be connected with spring 13 on the spring holder 12, be connected with connecting block 14 on two spring 13, connecting block 14 is fixed in on two carriage release levers 8, the middle part position department of connecting block 14 is fixed with first limit buckle 15, the drive structure is last to be connected with extension rod 16, install the second limit buckle 17 that uses with first limit buckle 15 cooperation on extension rod 16's the end, wherein second limit buckle 17 exposes outside cushion 2 with first limit buckle 15 complex cooperation part.

The bottom of the foot pad 5 is provided with a pair of mounting pieces 18 which are distributed left and right.

The front end of the fixed rod 9 is provided with a stop lever 19 connected between the two movable rods 8, wherein the bottom of the foot pad 5 is attached to the stop lever 19.

When the reclining chair is used, a user selects to rest on the chair, and lies on the chair, the legs tilt, when lying on the chair, the backrest 3 tilts at a certain angle through a driving structure (the driving structure is the existing technology for realizing linkage of the backrest and the armrests, which is not described herein), the armrests 4 are driven to tilt at the same time, so that the chair is changed into the seat, meanwhile, the foot pad 5 also automatically pops out after the backrest 3 tilts, the extension rod 16 connected with the second limit buckle 17 is connected to the driving structure, the driving structure rotates to drive the backrest 3 to tilt, therefore, the extension rod 16 also tilts upwards along with the rotation of the extension rod, the second limit buckle 17 breaks away from the first limit buckle 15 while tilting, the spring 12 after being squeezed is not constrained, the self-resetting characteristic is utilized to return to the original state, and the elasticity generated by the self-resetting property is also utilized to pop the foot pad 5 out, namely, the moving rod 8 moves outwards, thereby realize moving outward of callus on the sole 5, so just need not pull out through the manual work, the condition that the card shell appears in the rod cover in the removal of traditional seat upper travel rod 8 has also been solved in the setting of fixed block 7 and carriage release lever 8 simultaneously, improve the smoothness nature, after the rest, utilize shank to promote callus on the sole 5, make callus on the sole 5 return, when treating connecting

block

14 and 7 contacts of fixed block, the people stands up,

back

3 and 4 returns of handrail, extension rod 16 rotates downwards simultaneously, make the second limit buckle 17 detain on first limit buckle 15, make the seat reset.

It should be noted that the backrest 3 is provided with a back cushion 20, and the back cushion 20 is provided with a back belt 21 bound on the backrest 3; the back belt 21 is an elastic belt.

When using, add back pad 20 and make the comfort level of seat obtain improving, braces 21 is convenient for on the one hand install back pad 20, and on the other hand can adjust back pad 20's use height, and back pad 20 is electronic back pad simultaneously, can switch on and massage by oneself, and braces 21 elasticity sets up and reduces the degree of difficulty of adjusting back pad 20 and using the height.

While the invention has been shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the scope of the appended claims.

Claims

1. The utility model provides a flexible callus on sole office seat along with back linkage, includes seat support (1), fixes cushion (2) and rotation on seat support (1) and connects back (3) on seat support (1), is equipped with the drive structure of adjusting back (3) inclination on seat support (1), is equipped with handrail (4) that both sides set up about a pair of on seat support (1), and handrail (4) are through drive structure drive, characterized by: the bottom of the seat support (1) is provided with a foot pad (5), the foot pad (5) and the seat support (1) are provided with a telescopic part (6), the telescopic part (6) is provided with a fixed block (7) which is fixed at the bottom of the seat cushion (2) and distributed at the left and the right and a movable rod (8) which is movably connected in the fixed block (7), wherein a fixed rod (9) arranged at the front end of the movable rod (8) is connected between the two movable rods (8), and the foot pad (5) is arranged on the fixed rod (9); be equipped with linkage portion (10) between the drive structure of pars contractilis (6) and regulation back (3), linkage portion (10) are equipped with installation piece (11) of installing in two fixed blocks (7) rear ends, and installation piece (11) are installed a pair of spring holder (12) of controlling the distribution, are connected with spring (13) on spring holder (12), are connected with connecting block (14) on two spring (13), and on connecting block (14) were fixed in two carriage release levers (8), the middle part position department of connecting block (14) is fixed with first spacing knot (15), is connected with extension rod (16) in the drive structure, installs on the end of extension rod (16) with first spacing knot (15) the second spacing knot (17) of cooperation use, wherein second spacing knot (17) and first spacing knot (15) complex cooperation part expose outside cushion (2).

2. The back-linked, telescoping foot pad office chair of claim 1, wherein: a pair of left and right distributed mounting pieces (18) are mounted at the bottom of the foot pad (5).

3. The back-linked retractable foot pad office chair of claim 2, wherein: the front end of the fixed rod (9) is provided with a stop lever (19) connected between the two movable rods (8), wherein the bottom of the foot pad (5) is attached to the stop lever (19).

4. The back-linked, telescoping foot pad office chair of claim 1, wherein: the backrest (3) is provided with a back cushion (20), and the back cushion (20) is provided with a back belt (21) bound on the backrest (3).

5. The back-linked retractable foot pad office chair of claim 4, wherein: the back strap (21) is an elastic strap.