CN211984656U

CN211984656U - Office chair convenient to shank is relaxed

Info

Publication number: CN211984656U
Application number: CN202020209259.8U
Authority: CN
Inventors: 胡嘉伟
Original assignee: Guangdong Wenhao Furniture Co ltd
Current assignee: Guangdong Wenhao Furniture Co ltd
Priority date: 2020-02-25
Filing date: 2020-02-25
Publication date: 2020-11-24
Anticipated expiration: 2030-02-25

Abstract

The utility model relates to an office chair convenient to shank relaxs, including the stabilizer blade, the top of stabilizer blade is equipped with the backing plate, the backing plate rear end is articulated to have the back board, the bilateral symmetry of backing plate is equipped with the handrail, the front end bilateral symmetry of backing plate is equipped with 2 upset leg boards, upset leg board includes the backup pad and places the board, backing plate, backup pad and place articulated each other between the board, wherein, it links to each other through plane four-bar linkage to place between board and backup pad, the backing plate, the beneficial effects of the utility model reside in that, the structure of combination formula has been adopted, utilizes simple and convenient operation to make the user can support the leg that rises up fast when utilizing office chair for both realized the triangular supports state of low limbs, can make the both legs relax again.

Description

Office chair convenient to shank is relaxed

Technical Field

The utility model belongs to the technical field of office furniture, concretely relates to be an office chair convenient to shank is relaxed.

Background

Office furniture is used for indoor office work, a user usually needs to sit for handling affairs for a long time, under the premise of not leaving the seat, the user can only adopt a mode of continuously changing sitting postures to enable the body to move to a certain degree, the effect of relaxing the body is achieved, in all sitting postures, the leg raising posture enables the lower limbs of the user to become a stable triangular support structure, so that the user can feel stable and comfortable, the user can also relax the body to a certain degree, but the leg raising posture is supported in a mode that the raised legs are supporting points, leg fatigue and unsmooth blood are easily caused, and the current situation is improved by the office chair for relaxing, which is suitable for the leg raising posture and can relieve both legs.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve the defect that exists among the background art, provide an office chair that shank of being convenient for was relaxed, effectively solved relevant problem, concrete technical scheme as follows:

the utility model provides an office chair convenient to shank is relaxed, includes the stabilizer blade, the top of stabilizer blade is equipped with the backing plate, the backing plate rear end is articulated to have the back board, the bilateral symmetry of backing plate is equipped with the handrail, the front end bilateral symmetry of backing plate is equipped with 2 upset leg boards, upset leg board includes the backup pad and places the board, backing plate, backup pad and place and articulate each other between the board, wherein, it links to each other through plane four-bar linkage to place between board and backup pad, the backing plate, plane four-bar linkage and place the board and all be equipped with extending structure, the junction of plane four-bar linkage and backing plate is equipped with the connecting rod, the connecting rod is connected with the depression bar of locating handrail one side, the pole body of depression bar is equipped with the screens pole, the handrail is equipped with the screens.

As a further technical scheme of the utility model, plane four-bar linkage includes 2 long poles and 2 quarter butts, the stock is the sectional type telescopic link, and just 1 at least long poles are close to the position and the connecting rod hinge of root.

As a further technical scheme of the utility model, the backup pad includes planking and inner panel, the inner panel cover is established in the planking, just the inner panel is equipped with mutually supporting elasticity card pearl and bayonet socket with the inner wall of planking.

As a further technical scheme of the utility model, the one end that the connecting rod is close to plane four-bar mechanism articulates on the fulcrum of locating the backing plate bottom, be close to the one end of depression bar with the depression bar is articulated.

As a further technical scheme of the utility model, link to each other through the guiding hole between depression bar and the handrail.

As a further technical proposal of the utility model, the clamping rod is in a hook shape, and the clamping opening is in an annular structure fixed on the side part of the handrail.

The beneficial effects of the utility model reside in that, adopted the structure of combination formula, utilized simple and convenient operation to make the user can support the leg that rises to stick up fast when utilizing office chair for both realized the triangular supports state of low limbs, can make both legs relax again, make the user can official working under more comfortable hardware facilities, improved work efficiency.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a diagram illustrating the effect of the present invention.

Fig. 3 is a partially enlarged view of the planar four-bar mechanism 7.

Fig. 4 is a partial enlarged view of the flip leg plate.

Wherein: the support leg comprises support legs 1, a backing plate 2, a backrest plate 3, armrests 4, a support plate 5, a placing plate 6, a plane four-bar mechanism 7, a connecting rod 8, a pressing rod 9, a clamping rod 10, a clamping opening 11, a long rod 12, a short rod 13, an outer plate 14, an inner plate 15, elastic clamping beads 16, a bayonet 17 and a guide hole 18.

Detailed Description

Embodiments of the present invention will be described with reference to the accompanying drawings and related embodiments, wherein the following embodiments are only preferred embodiments for better illustrating the present invention, and the embodiments of the present invention are not limited to the following embodiments, and the related essential components of the present invention related to the technical field should be considered as known in the art and can be known and mastered by those skilled in the technical field.

In the description of the present invention, it is to be understood that the terms "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "inner," and the like are used in the orientation or positional relationship indicated in the drawings, merely for the purpose of describing the invention and simplifying the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.

Referring to the attached drawings, an office chair convenient for legs to relax comprises support legs 1, wherein the top ends of the support legs 1 are provided with backing plates 2, the back board 3 is hinged at the rear end of the backing board 2, the armrests 4 are symmetrically arranged at the two sides of the backing board 2, two sides of the front end of the backing plate 2 are symmetrically provided with 2 turning leg plates, each turning leg plate comprises a supporting plate 5 and a placing plate 6, the backing plate 2, the supporting plates 5 and the placing plates 6 are hinged with each other, wherein the placing plate 6 is connected with the supporting plate 5 and the backing plate 2 through a plane four-bar mechanism 7, the plane four-bar mechanism 7 and the placing plate 6 are both provided with a telescopic structure, a connecting rod 8 is arranged at the joint of the plane four-bar mechanism 7 and the backing plate 2, the connecting rod 8 is connected with a pressing rod 9 arranged on one side of the handrail 4, a clamping rod 10 is arranged on the rod body of the pressing rod 9, and a clamping opening 11 corresponding to the clamping rod 10 is formed in the handrail 4.

Referring to fig. 1 and 2, for the sake of simple illustration, only one side of the turning leg plate is illustrated, and the other side is omitted, but not shown, when the utility model is implemented, when the user raises the left leg, the user operates the press rod 9 at the right armrest 4 to press down, the press rod 9 drives the connecting rod 8, the connecting rod 8 drives the planar four-bar mechanism 7 to push up, so that the placing plate 6 and the supporting plate 5 are raised, and under the action of the planar four-bar mechanism 7, the placing plate 6 can be always kept horizontal, and further the press rod 9 is pressed down, so that the telescopic structures of the supporting plate 5 and the planar four-bar mechanism 7 can be extended, so as to reach the height of the user's leg, when reaching a satisfactory height, the positioning can be realized by clamping the clamping rod 10 of the press rod 9 close to the nearest clamping opening 11, when the leg is not tilted, the clamping rod 10 is separated from the clamping opening 11, under the action of self weight, the placing plate 6 and the supporting, in a similar way, the left handrail 4 is operated when the right leg is tilted to press the rod 9, and the tilted leg of the user is effectively supported under the effect of the placing plate 6, so that the full relaxation is realized, the whole operation difficulty is low, and the structure is simple.

Referring to fig. 1, 2 and 3, in a preferred embodiment, the planar four-bar mechanism 7 comprises 2

long bars

12 and 2 short bars 13, the long bars 12 are segmented telescopic bars, and at least 1 long bar 12 is hinged to the connecting bar 8 near the root, so that the operation of linkage and extension is convenient and the action is not affected.

Referring to fig. 1, 2 and 4, in a preferred embodiment, the supporting plate 5 includes an outer plate 14 and an inner plate 15, the inner plate 15 is sleeved in the outer plate 14, and the inner walls of the inner plate 15 and the outer plate 14 are provided with elastic clamping beads 16 and bayonets 17 which are matched with each other, so that the supporting plate 5 can be conveniently stretched and simply positioned, preferably, the elastic strength of the elastic clamping beads 16 should be relatively low, and thus, the lifting and returning are convenient.

Referring to fig. 3, in a preferred embodiment, one end of the connecting rod 8 close to the planar four-bar mechanism 7 is hinged to a fulcrum arranged at the bottom of the backing plate 2, and one end close to the pressing rod 9 is hinged to the pressing rod 9, so that connection and linkage actions are facilitated, and the reliability of the structure is improved.

In a preferred embodiment, as shown in fig. 1 and 2, the pressing rod 9 is connected with the handrail 4 through a guiding hole 18, and the pressing rod 9 can not be shaken by the guiding hole 18, so that the positioning is convenient for a user.

In a preferred embodiment, the position-retaining rod 10 is hook-shaped, and the position-retaining opening 11 is a ring-shaped structure fixed on the side of the armrest 4, so that the positioning operation is more reliable and easy to operate.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides an office chair convenient to shank is relaxed, includes the stabilizer blade, the top of stabilizer blade is equipped with the backing plate, the backing plate rear end is articulated to have the back board, the bilateral symmetry of backing plate is equipped with the handrail, a serial communication port, the front end bilateral symmetry of backing plate is equipped with 2 upset leg boards, upset leg board includes the backup pad and places the board, backing plate, backup pad and place articulated each other between the board, wherein, it links to each other through plane four-bar linkage to place between board and backup pad, the backing plate, plane four-bar linkage and place the board and all be equipped with extending structure, plane four-bar linkage is equipped with the connecting rod with the junction of backing plate, the connecting rod is connected with the depression bar of locating handrail one side, the pole body of depression bar is equipped with the screens pole, the handrail is equipped with the screens.

2. The office chair for facilitating leg relaxation according to claim 1, wherein said planar four-bar mechanism comprises 2 long bars and 2 short bars, said long bar is a sectional type telescopic bar, and at least 1 long bar is hinged to the connecting bar at a position near the root.

3. The office chair convenient for relaxing legs as claimed in claim 1, wherein the supporting plate comprises an outer plate and an inner plate, the inner plate is sleeved in the outer plate, and the inner walls of the inner plate and the outer plate are provided with mutually matched elastic clamping beads and bayonets.

4. The office chair for facilitating leg relaxation according to claim 1, wherein one end of the connecting rod close to the planar four-bar mechanism is hinged to a fulcrum provided at the bottom of the backing plate, and one end close to the pressing bar is hinged to the pressing bar.

5. An office chair with legs convenient to relax as claimed in claim 1, wherein the pressure bar is connected with the armrests through the guiding holes.

6. An office chair for facilitating relaxation of the legs as claimed in claim 1, wherein the position-locking lever is hook-shaped and the position-locking mouth is a ring-shaped structure fixed on the side of the arm-rest.