CN215583580U - Electric office chair with automatic reset function - Google Patents

Abstract

The utility model discloses an electric office chair with an automatic reset function, which comprises a base, chair frames and a chair seat, wherein the chair frames are fixed outside the base, a comfortable structure is fixed at the top end of the chair frames, chair wheels are installed at the bottom end of the chair frames, the reset structure is installed at the top end of the base and comprises support columns, pressure plates, connecting cylinders, reset springs, guide blocks and guide rails, the pressure plates are fixed at the bottom ends of the support columns, the guide blocks are installed on two sides of the pressure plates, convenient structures are installed on two sides of the chair seat, and a backrest is installed at one end of the chair seat. According to the utility model, the reset structure is arranged, when a user sits on the chair seat, the pressure can enable the support column to press the reset spring downwards through the pressure plate, the pressure plate can drive the guide blocks on the two sides to slide on the guide rail, when the user stands up, the support column can reset to the original position due to the telescopic action of the reset spring, and then the chair seat resets to the original position, and the automatic reset function is realized.

Description

Electric office chair with automatic reset function

Technical Field

The utility model relates to the technical field of office chairs, in particular to an electric office chair with an automatic reset function.

Background

Along with the rapid development of national economy, more and more people enter enterprise work, and the demand on office chairs in the market is more and more, the office chairs are various chairs which are convenient to work in daily work and social activities, the narrowly defined office chair refers to a backrest chair on which a person sits when working on a desktop in a sitting posture state, and the generalized office chair is all chairs used in offices;

however, the existing electric office chair does not have the function of automatic reset when being used, so that a user cannot reset automatically when getting up, the using effect of the office chair is affected, and the improvement space is provided.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model aims to provide an electric office chair with an automatic resetting function, which is used for solving the defects that the use effect of the office chair is influenced because a seat cannot be automatically reset when a rider stands up because the conventional electric office chair does not have the automatic resetting function.

(II) contents of utility model

In order to solve the technical problems, the utility model provides the following technical scheme: an electric office chair with an automatic reset function comprises a base, a chair frame and a chair seat, wherein the chair frame is fixed outside the base;

the chair comprises a chair frame, a base, a chair wheel, a connecting cylinder, a support column, a pressing plate, guide blocks and a seat, wherein a comfortable structure is fixed at the top end of the chair frame, the chair wheel is installed at the bottom end of the chair frame, a reset structure is installed at the top end of the base, the reset structure comprises the support column, the pressing plate, the connecting cylinder, a reset spring, the guide blocks and guide rails, the connecting cylinder is fixed at the top end of the base, the support column is arranged inside the connecting cylinder, the top end of the support column is fixedly connected with the bottom end of the seat, the pressing plate is fixed at the bottom end of the support column, the guide blocks are installed on two sides of the pressing plate, and the seat is installed at the top end of the reset structure;

convenient structures are installed to the both sides of seat support, the back is installed to the one end of seat support.

Preferably, comfortable structure includes that welding strip, take the foot to hold in the palm and the rubber sleeve, it holds in the palm to set up in the top of chair frame to take the foot, the bottom mounting that takes the foot to hold in the palm has the welding strip, and the bottom of welding strip and the top fixed connection of chair frame, the outside that takes the foot to hold in the palm all is fixed with the rubber sleeve.

Preferably, the rubber sleeve is provided with a plurality of rubber sleeves, and the rubber sleeves are annularly distributed outside the foot support.

Preferably, guide rails are arranged on two sides of the inside of the connecting cylinder, a return spring is fixed at the bottom end of the pressing plate, the bottom end of the return spring is fixedly connected with the bottom end of the inside of the connecting cylinder, the outer diameter of the supporting column is smaller than the inner diameter of the connecting cylinder, and the supporting column forms a telescopic structure through the return spring.

Preferably, the inner diameter of the guide block is larger than the outer diameter of the guide rail, and an up-and-down sliding structure is formed between the guide block and the guide rail.

Preferably, convenient structure includes handrail, link, fixing base and location pivot, the fixing base is fixed in the both sides of seat support, the internally mounted of fixing base has the location pivot, and the link is installed on the top of location pivot, one side of link is fixed with the handrail.

Preferably, the number of the positioning rotating shafts is two, and the connecting frame forms a turnover structure through the positioning rotating shafts.

(III) advantageous effects

The utility model provides an electric office chair with an automatic reset function, which has the advantages that: by the reset structure, when a user sits on the seat, the support column can press the reset spring downwards through the pressure plate due to the pressure, the pressure plate can drive the guide blocks on the two sides to slide on the guide rail, and when the user stands up, the support column can reset to the original position due to the telescopic action of the reset spring, so that the seat is reset to the original position, and the automatic reset function is achieved;

by arranging the comfortable structure, when a user sits on the chair seat, the feet of the user can be lapped on the rubber sleeve, the friction force between the feet and the foot lapping support can be increased through the rubber sleeve, the slipping phenomenon is reduced, and the comfort level of the legs of the user is further improved;

through being provided with convenient structure, after office chair uses the completion, through holding the handrail upset downwards, the handrail can make the link overturn through the location pivot, the handrail upset to with the seat support perpendicular can, conveniently push away under the desk.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic view of a front view of a partial cross-sectional structure of the reduction structure of the present invention;

FIG. 4 is an enlarged partial cross-sectional view taken at A in FIG. 2 according to the present invention;

FIG. 5 is a schematic top view of the comfort structure of the present invention;

fig. 6 is a schematic perspective view of the reduction structure of the present invention.

The reference numerals in the figures illustrate:

1. a base; 2. a comfortable structure; 201. welding the strips; 202. building a foot support; 203. a rubber sleeve; 3. a chair wheel; 4. a chair frame; 5. a reset structure; 501. a support pillar; 502. pressing a plate; 503. a connecting cylinder; 504. a return spring; 505. a guide block; 506. a guide rail; 6. a chair seat; 7. a convenient structure; 701. a handrail; 702. a connecting frame; 703. a fixed seat; 704. positioning the rotating shaft; 8. a backrest.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without any inventive step, are within the scope of the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-6, an embodiment of the present invention is shown: an electric office chair with an automatic reset function comprises a base 1, a chair frame 4 and a chair seat 6, wherein the chair frame 4 is fixed outside the base 1;

a comfortable structure 2 is fixed at the top end of the chair frame 4, chair wheels 3 are installed at the bottom end of the chair frame 4, a reset structure 5 is installed at the top end of the base 1, and a chair seat 6 is installed at the top end of the reset structure 5;

the convenient structure 7 is arranged on two sides of the chair seat 6, and the backrest 8 is arranged at one end of the chair seat 6;

the reset structure 5 comprises a support column 501, a pressure plate 502, a connecting cylinder 503, a reset spring 504, a guide block 505 and a guide rail 506, wherein the connecting cylinder 503 is fixed at the top end of the base 1, the support column 501 is arranged in the connecting cylinder 503, the top end of the support column 501 is fixedly connected with the bottom end of the seat 6, the pressure plate 502 is fixed at the bottom end of the support column 501, the guide blocks 505 are installed at two sides of the pressure plate 502, the guide rails 506 are arranged at two sides of the interior of the connecting cylinder 503, the reset spring 504 is fixed at the bottom end of the pressure plate 502, the bottom end of the reset spring 504 is fixedly connected with the bottom end of the interior of the connecting cylinder 503, the outer diameter of the support column 501 is smaller than the inner diameter of the connecting cylinder 503, the support column 501 forms a telescopic structure through the reset spring 504, the inner diameter of the guide block 505 is larger than the outer diameter of the guide rails 506, and an up-down sliding structure is formed between the guide block 505 and the guide rail 506;

specifically, as shown in fig. 1, fig. 2, fig. 3 and fig. 6, when the chair is used, firstly, when a user sits on the chair seat 6, the pressure causes the supporting column 501 to press the return spring 504 through the pressing plate 502, the pressing plate 502 drives the guide blocks 505 at two sides to slide on the guide rails 506, when the user stands up, the supporting column 501 returns to the original position due to the stretching action of the return spring 504, and further the chair seat 6 returns to the original position, and has the function of automatic return;

the comfortable structure 2 comprises a welding strip 201, a foot rest 202 and rubber sleeves 203, the foot rest 202 is arranged at the top end of the chair frame 4, the welding strip 201 is fixed at the bottom end of the foot rest 202, the bottom end of the welding strip 201 is fixedly connected with the top end of the chair frame 4, the rubber sleeves 203 are fixed outside the foot rest 202, the rubber sleeves 203 are provided with a plurality of rubber sleeves 203, and the plurality of rubber sleeves 203 are annularly distributed outside the foot rest 202;

specifically, as shown in fig. 1, 2 and 5, when using this structure, firstly, when a user sits on the seat 6, the foot of the user can be put on the rubber sleeve 203, and the friction between the foot and the foot rest 202 can be increased by the rubber sleeve 203, so as to reduce the slipping phenomenon and further improve the comfort of the leg of the user;

the convenient structure 7 comprises handrails 701, a connecting frame 702, a fixed seat 703 and a positioning rotating shaft 704, wherein the fixed seat 703 is fixed on two sides of the chair seat 6, the positioning rotating shaft 704 is installed inside the fixed seat 703, the connecting frame 702 is installed at the top end of the positioning rotating shaft 704, the handrails 701 are fixed on one side of the connecting frame 702, the two positioning rotating shafts 704 are arranged, and the connecting frame 702 forms a turnover structure through the positioning rotating shaft 704;

specifically, as shown in fig. 1, 2 and 4, when the structure is used, firstly, after the office chair is used, by holding the armrest 701 and turning it downward, the armrest 701 can turn the connecting frame 702 through the positioning rotating shaft 704, and the armrest 701 can be turned to be perpendicular to the seat 6, so as to be conveniently pushed under the office table.

The working principle is as follows: when in use, firstly, when a user sits on the chair seat 6, the pressure can make the supporting column 501 press the return spring 504 through the pressure plate 502, and the pressure plate 502 can drive the guide blocks 505 at two sides to slide on the guide rails 506;

secondly, the feet of the chair can be put on the rubber sleeve 203, the friction force between the feet and the foot-putting support 202 can be increased through the rubber sleeve 203, the slipping phenomenon is reduced, when a user gets up, the support column 501 can reset to the original position due to the telescopic action of the reset spring 504, and the chair seat 6 is reset to the original position;

finally, after the office chair is used, the armrest 701 is held to be turned downwards, the connecting frame 702 can be turned over through the positioning rotating shaft 704 by the armrest 701, the armrest 701 can be turned over to be perpendicular to the chair seat 6, the electric office chair can be pushed to the position below an office table, and the use work of the electric office chair with the automatic reset function is finally completed.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and the parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims (7)

1. The utility model provides an electronic office chair with automatic re-setting function, includes base (1), chair frame (4) and seat support (6), its characterized in that: a chair frame (4) is fixed outside the base (1);

the chair comprises a chair frame (4), a comfortable structure (2) is fixed at the top end of the chair frame (4), chair wheels (3) are installed at the bottom end of the chair frame (4), a reset structure (5) is installed at the top end of a base (1), the reset structure (5) comprises a support column (501), a pressure plate (502), a connecting cylinder (503), a reset spring (504), a guide block (505) and a guide rail (506), the connecting cylinder (503) is fixed at the top end of the base (1), the support column (501) is arranged inside the connecting cylinder (503), the top end of the support column (501) is fixedly connected with the bottom end of a chair seat (6), the pressure plate (502) is fixed at the bottom end of the support column (501), the guide blocks (505) are installed on two sides of the pressure plate (502), and the chair seat (6) is installed at the top end of the reset structure (5);

convenient structure (7) are installed to the both sides of seat support (6), back (8) are installed to the one end of seat support (6).

2. The electric office chair with automatic reset function according to claim 1, characterized in that: comfortable structure (2) hold in the palm (202) and rubber sleeve (203) including welding strip (201), take the foot to hold in the palm (202) and set up in the top of chair frame (4), the bottom mounting that the foot held in the palm (202) has welding strip (201), and the bottom of welding strip (201) and the top fixed connection of chair frame (4), the outside that the foot held in the palm (202) all is fixed with rubber sleeve (203).

3. The electric office chair with automatic reset function according to claim 2, characterized in that: the rubber sleeve (203) is provided with a plurality of rubber sleeves (203), and the rubber sleeves (203) are distributed in an annular shape outside the foot support (202).

4. The electric office chair with automatic reset function according to claim 1, characterized in that: guide rails (506) are arranged on two sides of the interior of the connecting cylinder (503), a return spring (504) is fixed at the bottom end of the pressing plate (502), the bottom end of the return spring (504) is fixedly connected with the bottom end of the interior of the connecting cylinder (503), the outer diameter of the supporting column (501) is smaller than the inner diameter of the connecting cylinder (503), and the supporting column (501) forms a telescopic structure through the return spring (504).

5. The electric office chair with automatic reset function according to claim 1, characterized in that: the inner diameter of the guide block (505) is larger than the outer diameter of the guide rail (506), and an up-and-down sliding structure is formed between the guide block (505) and the guide rail (506).

6. The electric office chair with automatic reset function according to claim 1, characterized in that: convenient structure (7) include handrail (701), link (702), fixing base (703) and location pivot (704), fixing base (703) are fixed in the both sides of seat support (6), the internally mounted of fixing base (703) has location pivot (704), and the top of location pivot (704) installs link (702), one side of link (702) is fixed with handrail (701).

7. The electric office chair with automatic reset function according to claim 6, characterized in that: the number of the positioning rotating shafts (704) is two, and the connecting frame (702) forms a turnover structure through the positioning rotating shafts (704).

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