CN211408289U - Office chair with replaceable armrests - Google Patents

Abstract

The utility model discloses an office chair of removable handrail, include: the chair comprises an office chair body, wherein a mounting column for mounting a handrail is fixed on the front end face of a backrest of the office chair body, a mouse board is arranged at the top of one end of the handrail, which is far away from the backrest of the office chair body, and a locking mechanism, the handrail is mounted in the mounting column through the locking mechanism, and a moving mechanism is used for adjusting the distance between the mouse board and the handrail in the horizontal direction through the moving mechanism; the utility model discloses during the installation handrail, only need insert the intracavity with the handrail, effect through locking mechanical system, automatically, lock the handrail, when changing the handrail, only need outwards stimulate the limiting plate, just can carry out the unblock to the handrail, and easy operation, it is convenient quick, when the personnel of working lean on the back and carry out the during operation, can take mouse to the mouse board on, and the mouse board can remove and rotate through moving mechanism and steering mechanism, make the mouse board more enough be suitable for personnel of working's different postures, just so make personnel of working use more comfortable when mouse.

Description

Office chair with replaceable armrests

Technical Field

The utility model relates to an office chair technical field specifically is office chair of removable handrail.

Background

The handrail on the current office chair is fixed on the office chair, when the handrail takes place to damage, like this, need change the handrail, just need change together with the office chair, just caused the waste of resource, simultaneously, when the personnel of working lean on the back and use the computer to work, just so make the distance of arm and desktop become long, lead to not good to the operation effect of mouse.

SUMMERY OF THE UTILITY MODEL

To the not enough of prior art, the utility model provides an office chair of removable handrail has solved the problem of mentioning in the background art.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: an office chair with replaceable armrests, comprising:

the front end face of the backrest of the office chair body is fixedly provided with a mounting column for mounting a handrail, and the top of one end of the handrail, which is far away from the backrest of the office chair body, is provided with a mouse board;

the handrail is installed in the mounting column through the locking mechanism;

the mouse board can adjust the distance from the armrest in the horizontal direction through the moving mechanism;

and the steering mechanism is arranged on the moving mechanism, and the angle between the mouse board and the horizontal direction of the handrail can be adjusted through the steering mechanism.

The locking mechanism includes:

the insertion cavity is formed in the free end of the mounting column and extends towards one end of the backrest of the office chair body, and one end, close to the backrest of the office chair body, of the armrest is inserted into the insertion cavity;

the through hole is formed in the side face of the mounting column and communicated with the insertion cavity;

the inserted bar is positioned in the through hole, and one end of the inserted bar is arranged in a triangular shape;

the limiting groove is formed in the side face of the handrail and is matched with the triangular arrangement at the end part of the inserted rod;

the limiting plate is fixed at the end part of the inserted bar extending out of the through hole;

and the two ends of the spring are fixed on the opposite surfaces between the mounting column and the limiting plate, and the spring is sleeved outside the inserted rod.

Further, the moving mechanism includes:

the sliding groove is formed in the top of the handrail close to the free end of the handrail;

the slider, slider slidable mounting is in the spout, and steering mechanism sets up the top at the slider.

Further, the sliding block can be vertically taken out of the sliding groove.

Further, the steering mechanism includes:

the screw hole is formed in the top of the sliding block;

the stud is screwed in the screw hole, and the mouse board is fixed at the top end of the stud.

Compared with the prior art, the utility model following beneficial effect possesses: when the handrail is installed, only need insert the intracavity with the handrail, effect through locking mechanical system, automatically, lock the handrail, when changing the handrail, only need outwards stimulate the limiting plate, just can carry out the unblock to the handrail, and easy operation, it is convenient quick, when the personnel of working lean on and carry out the during operation on the back, can take mouse on the mouse board, and the mouse board can remove and rotate through moving mechanism and steering mechanism, make the mouse board more enough be suitable for personnel of working's different postures, just so make personnel of working use mouse more comfortable.

Drawings

FIG. 1 is a side view of an office chair body of the present invention;

FIG. 2 is a partial cross-sectional view of a top view of the mounting post of the present invention;

fig. 3 is a perspective view of a top view of the mouse board of the present invention.

In the figure: 1-office chair body, 2-handrail, 3-mounting column, 4-mouse board, 5-plug cavity, 6-through hole, 7-plug rod, 8-limit groove, 9-limit plate, 10-spring, 11-sliding groove, 12-sliding block, 13-screw hole and 14-stud.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: an office chair with replaceable armrests, comprising:

the chair comprises an office chair body 1, wherein a mounting column 3 for mounting a handrail 2 is fixed on the front end surface of a backrest of the office chair body 1, and a mouse board 4 is arranged at the top of one end of the handrail 2 far away from the backrest of the office chair body 1;

the handrail 2 is arranged in the mounting column 3 through the locking mechanism;

the mouse board 4 can adjust the distance from the armrest 2 in the horizontal direction through the moving mechanism;

and the steering mechanism is arranged on the moving mechanism, and the angle between the mouse board 4 and the horizontal direction of the handrail 2 can be adjusted through the steering mechanism.

The locking mechanism includes:

the inserting cavity 5 is formed in the free end of the mounting column 3 and extends towards one end of the backrest of the office chair body 1, and one end, close to the backrest of the office chair body 1, of the armrest 2 is inserted into the inserting cavity 5;

the through hole 6 is formed in the side face of the mounting column 3, and the through hole 6 is communicated with the insertion cavity 5;

the inserting rod 7 is positioned in the through hole 6, one end of the inserting rod 7 is arranged in a triangular shape, when the handrail 2 is installed, the handrail 2 only needs to be inserted into the inserting cavity 5, in the inserting process, the end part of the handrail 2 firstly extrudes the triangular arrangement at the end part of the inserting rod 7 to enable the inserting rod 7 to move outwards, the spring 10 is in a compression state, and when the limiting groove 8 is overlapped with the triangular arrangement of the inserting rod 7, the triangular arrangement on the inserting rod 7 can be inserted into the limiting groove 8 under the action of the restoring force of the spring 10 to limit the handrail 2;

the limiting groove 8 is formed in the side face of the handrail 2, and the limiting groove 8 is matched with the triangular arrangement at the end part of the inserted rod 7;

the limiting plate 9 is fixed at the end part of the inserted bar 7 extending out of the through hole 6;

spring 10, spring 10's both ends are fixed on the opposite face between erection column 3 and limiting plate 9, and spring 10 cover is outside inserted bar 7, and when changing handrail 2, outwards pulling limiting plate 9, spring 10 are tensile state, pulls out the triangle-shaped setting on the inserted bar 7 from spacing groove 8, just so realizes the unblock to handrail 2.

The moving mechanism includes:

the sliding chute 11 is formed in the top of the handrail 2 close to the free end of the handrail 11;

the sliding block 12 is arranged in the sliding groove 11 in a sliding mode, and the steering mechanism is arranged on the top of the sliding block 12.

The slide 12 can be taken out vertically from the slide groove 11, so that the mouse board 4 does not occupy the space of the handrail 2 when the mouse board 4 is not used.

The steering mechanism includes:

the screw hole 13 is formed in the top of the sliding block 12;

and a stud 14, wherein the stud 14 is screwed in the screw hole 13, and the mouse board 4 is fixed at the top end of the stud 14.

When the handrail 2 is installed, the handrail 2 is only required to be inserted into the insertion cavity 5, in the insertion process, the end part of the handrail 2 firstly extrudes the triangular arrangement at the end part of the insertion rod 7 to enable the insertion rod 7 to move outwards, the spring 10 is in a compression state, when the limiting groove 8 is superposed with the triangular arrangement of the insertion rod 7, the triangular arrangement on the insertion rod 7 is inserted into the limiting groove 8 under the action of the restoring force of the spring 10 to limit the handrail 2, when the handrail 2 needs to be replaced, the limiting plate 9 is pulled outwards, the spring 10 is in a stretching state, and the triangular arrangement on the insertion rod 7 is pulled out of the limiting groove 8, so that the unlocking of the handrail 2 is realized, and finally, the utility model has the advantages of high efficiency, high speed and simple operation in the replacement of the handrail 2;

when the personnel on duty lean on to carry out the during operation on the back, can place mouse board 4 in spout 11 through slider 12, can be according to personnel on duty's demand, through the slip of slider 12 in spout 11, change the distance of mouse and desktop to be suitable for the personnel on duty of different armlengths, simultaneously, mouse board 4 can also rotate through the effect of double-screw bolt 14 and screw 13, and lock promptly after changeing, makes mouse board 4 use different position of sitting personnel on duty's demand, finally, the utility model is simple in operation, the practicality is strong, is convenient for extensively promote and produce.

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.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. Office chair of removable handrail, its characterized in that: the method comprises the following steps:

the chair comprises an office chair body (1), wherein a mounting column (3) for mounting a handrail (2) is fixed on the front end face of the backrest of the office chair body (1), and a mouse board (4) is arranged at the top of one end, far away from the backrest of the office chair body (1), of the handrail (2);

the handrail (2) is arranged in the mounting column (3) through the locking mechanism;

the mouse board (4) can adjust the distance from the armrest (2) in the horizontal direction through the moving mechanism;

and the steering mechanism is arranged on the moving mechanism, and the angle between the mouse board (4) and the horizontal direction of the handrail (2) can be adjusted through the steering mechanism.

2. An office chair with replaceable armrests as claimed in claim 1, wherein: the locking mechanism includes:

the insertion cavity (5) is formed in the free end of the mounting column (3) and extends towards one end of the backrest of the office chair body (1), and one end, close to the backrest of the office chair body (1), of the armrest (2) is inserted into the insertion cavity (5);

the through hole (6) is formed in the side face of the mounting column (3), and the through hole (6) is communicated with the insertion cavity (5);

the insertion rod (7) is positioned in the through hole (6), and one end of the insertion rod (7) is arranged in a triangular shape;

the limiting groove (8) is formed in the side face of the handrail (2), and the limiting groove (8) is matched with the triangular arrangement at the end part of the inserted rod (7);

the limiting plate (9), the limiting plate (9) is fixed at the end part of the inserted bar (7) extending out of the through hole (6);

the spring (10), the opposite face between erection column (3) and limiting plate (9) is fixed at the both ends of spring (10), and spring (10) cover is outside inserted bar (7).

3. An office chair with replaceable armrests as claimed in claim 2, wherein: the moving mechanism includes:

the sliding chute (11), the said sliding chute (11) is set up on the top close to its free end of the handrail (2);

the sliding block (12) is slidably mounted in the sliding groove (11), and the steering mechanism is arranged at the top of the sliding block (12).

4. An office chair with replaceable armrests as claimed in claim 3, wherein: the sliding block (12) can be vertically taken out of the sliding groove (11).

5. An office chair with replaceable armrests as claimed in claim 4, wherein: the steering mechanism includes:

the screw hole (13), the said screw hole (13) is set up in the top of the slide block (12);

the stud (14) is screwed in the screw hole (13), and the mouse board (4) is fixed at the top end of the stud (14).

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