CN217547594U

CN217547594U - Office chair with adjustable height

Info

Publication number: CN217547594U
Application number: CN202220040596.8U
Authority: CN
Inventors: 童维强
Original assignee: Anji Meishang Furniture Co ltd
Current assignee: Anji Meishang Furniture Co ltd
Priority date: 2022-01-05
Filing date: 2022-01-05
Publication date: 2022-10-11
Anticipated expiration: 2032-01-05

Abstract

The utility model discloses an office chair with adjustable height, include the base plate and be located the backplate that base plate lopsidedness set up, the bottom of base plate is equipped with a plurality of evenly distributed's supporting leg, the top of base plate is equipped with the bedplate, the bedplate pass through lifting unit with the base plate is connected, lifting unit is including being located the casing of base plate bottom, be equipped with the barrel of vertical setting in the casing, the barrel is bottom open-ended cavity structure, just the cover is equipped with the sleeve on the barrel, the shifting chute has been seted up on the sleeve. Has the advantages that: through the matching design of the lifting component and the barrel, the bracket drives the sleeve to move upwards through the pulley, so that the barrel moves upwards and pushes the seat plate, and the effect of adjusting the height of the seat plate is achieved; and the cooperation of drive shaft and barrel then can drive the bedplate and rotate, and then can adjust the straight face and the arcwall face position of bedplate to adjust the length of bedplate.

Description

Office chair with adjustable height

Technical Field

The utility model relates to an office chair technical field particularly, relates to an office chair of adjustable height.

Background

The office chair refers to various chairs which are equipped for work convenience in daily work and social activities, office chairs are classified into a narrow sense and a broad sense by office partners, the narrow office chair refers to a backrest chair on which a person sits when working on a desktop in a sitting posture, and the broad sense office chair refers to all chairs used in offices, including executive chairs, middle class chairs, guest chairs, employee chairs, conference chairs, visitor chairs, training chairs and the like. When the height of the existing office chair is adjusted, the connecting bolt needs to be unscrewed, and the connecting bolt is installed again according to the new height, so that the office chair is relatively complex.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

To the problem in the correlation technique, the utility model provides an office chair with adjustable height to overcome the above-mentioned technical problem that current correlation technique exists.

Therefore, the utility model discloses a specific technical scheme as follows:

the utility model provides an office chair with adjustable height, includes the base plate and is located the backplate that base plate lopsidedness set up, the bottom of base plate is equipped with a plurality of evenly distributed's supporting leg, the top of base plate is equipped with the bedplate, the bedplate pass through lifting unit with the base plate is connected, lifting unit is including being located the casing of base plate bottom, be equipped with the barrel of vertical setting in the casing, the barrel is bottom open-ended cavity structure, just the cover is equipped with the sleeve on the barrel, the shifting chute has been seted up on the sleeve, be equipped with the pulley that the symmetry set up in the shifting chute, one side of pulley is equipped with the support, one side of support is equipped with the connecting rod, the one end of connecting rod with be located servo motor in the casing is connected, the top of barrel extends to the top of base plate with the bedplate is connected.

Preferably, an arc-shaped surface is arranged on one side of the seat board, a straight surface is arranged on one side, away from the arc-shaped surface, of the seat board, and a cushion is arranged at the top end of the seat board.

Preferably, the support and the connecting rod are both obliquely arranged, and the support is of a U-shaped structure.

Preferably, a driving motor is arranged at the bottom end in the shell, and a driving shaft extending into the barrel is arranged at the output end of the driving motor.

Preferably, the outer wall of the driving shaft is provided with a plurality of uniformly distributed limiting convex strips in a surrounding manner, and limiting grooves matched with the limiting convex strips are formed in the cylinder body.

Preferably, one side of the back plate is provided with a back cushion, and the back cushion is provided with a headrest matched with the back cushion.

The beneficial effects of the utility model are that: through the matching design of the lifting component and the barrel, the bracket drives the sleeve to move upwards through the pulley, so that the barrel moves upwards and pushes the seat plate, and the effect of adjusting the height of the seat plate is achieved; and the cooperation of drive shaft and barrel then can drive the bedplate and rotate, and then can adjust the straight face and the arcwall face position of bedplate to adjust the length of bedplate.

Drawings

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

Fig. 1 is a schematic structural view of an adjustable height office chair according to an embodiment of the present invention;

fig. 2 is a side view of a base plate in an adjustable height office chair according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a lifting assembly in an adjustable height office chair according to an embodiment of the present invention;

fig. 4 is a bottom view of a drive shaft in an adjustable height office chair according to an embodiment of the present invention;

fig. 5 is a bottom view of a seat plate in an adjustable height office chair according to an embodiment of the present invention.

In the figure:

1. a substrate; 2. a back plate; 3. supporting legs; 4. a seat plate; 5. a housing; 6. a cylinder body; 7. a sleeve; 8. a moving groove; 9. a pulley; 10. a support; 11. a connecting rod; 12. a servo motor; 13. an arc-shaped surface; 14. a straight surface; 15. a drive motor; 16. a drive shaft; 17. limiting convex strips; 18. and a limiting groove.

Detailed Description

For further explanation of the embodiments, the drawings are provided as part of the disclosure and serve primarily to illustrate the embodiments and, together with the description, to explain the principles of operation of the embodiments, and to provide further explanation of the invention and advantages thereof, it will be understood by those skilled in the art that various other embodiments and advantages of the invention are possible, and that elements in the drawings are not to scale and that like reference numerals are generally used to designate like elements.

According to an embodiment of the utility model, an office chair of adjustable height is provided.

The first embodiment;

as shown in fig. 1-5, according to the utility model discloses but height-adjusting's office chair, include base plate 1 and be located backplate 2 that 1 lopsidedness of base plate set up, the bottom of base plate 1 is equipped with a plurality of evenly distributed's supporting leg 3, the top of base plate 1 is equipped with bedplate 4, bedplate 4 through lifting unit with base plate 1 is connected, lifting unit is including being located the casing 5 of 1 bottom of base plate, be equipped with the barrel 6 of vertical setting in the casing 5, barrel 6 is bottom open-ended cavity structure, just the cover is equipped with sleeve 7 on the barrel 6, the shifting chute 8 has been seted up on the sleeve 7, be equipped with the pulley 9 of symmetry setting in the shifting chute 8, one side of pulley 9 is equipped with support 10, one side of support 10 is equipped with connecting rod 11, the one end of connecting rod 11 with be located servo motor 12 in the casing 5 is connected, the top of barrel 6 extend to the top of base plate 1 with bedplate 4 is connected.

Example two;

as shown in fig. 1-5, an arc-shaped surface 13 is disposed on one side of the seat plate 4, a straight surface 14 is disposed on one side of the seat plate 4 away from the arc-shaped surface 13, a seat cushion is disposed on the top end of the seat plate 4, the support 10 and the connecting rod 11 are both obliquely disposed, and the support 10 is of a U-shaped structure.

The third embodiment;

as shown in fig. 1-5, a driving motor 15 is arranged at the bottom end in the housing 5, a driving shaft 16 extending into the cylinder 6 is arranged at the output end of the driving motor 15, a plurality of uniformly distributed limiting convex strips 17 are arranged around the outer wall of the driving shaft 16, limiting grooves 18 matched with the limiting convex strips 17 are arranged in the cylinder 6, a back cushion is arranged on one side of the back plate 2, and a headrest matched with the back cushion is arranged on the back cushion.

For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.

In practical application, when the height of the seat plate 4 needs to be adjusted, the servo motor 12 is started to rotate clockwise, the servo motor 12 drives the support 10 to rotate clockwise through the connecting rod 11 in the rotating process, the pulley 9 moves in the moving groove 8 of the sleeve 7 when the support 10 rotates, the cylinder 6 is driven to move upwards and the seat plate 4 is pushed, and therefore the effect of adjusting the height of the seat plate 4 is achieved; when the usable floor area of bedplate 4 needs to be adjusted, can start driving motor 15 and drive shaft 16 and rotate for drive shaft 16 drives the barrel 6 rotation through spacing sand grip 17, and then drives the rotation of bedplate 4, and the straight face 14 of bedplate 4 is when the right, its bedplate 4 and base plate 1 phase-match, when the arcwall face 13 of bedplate 4 is on the right, the arcwall face 13 of its bedplate 4 forms the arc on base plate 1, and then the area of bedplate 4 on base plate 1 that increases.

In summary, with the above technical solution of the present invention, through the design of the lifting assembly and the cylinder 6, the bracket 10 drives the sleeve 7 to move upwards through the pulley 9, so that the cylinder 6 moves upwards and pushes the seat plate 4, thereby achieving the effect of adjusting the height of the seat plate 4; and the cooperation of drive shaft 16 and barrel 6 then can drive bedplate 4 and rotate, and then can adjust the straight face 14 and the arcwall face 13 position of bedplate 4 to adjust the length of bedplate 4.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an office chair with adjustable height, its characterized in that, includes base plate (1) and is located backplate (2) that base plate (1) lopsidedness set up, the bottom of base plate (1) is equipped with a plurality of evenly distributed's supporting leg (3), the top of base plate (1) is equipped with bedplate (4), bedplate (4) through lifting assembly with base plate (1) is connected, lifting assembly is including being located casing (5) of base plate (1) bottom, be equipped with vertically-arranged barrel (6) in casing (5), barrel (6) are bottom open-ended cavity structure, just the cover is equipped with sleeve (7) on barrel (6), shifting chute (8) has been seted up on sleeve (7), be equipped with pulley (9) that the symmetry set up in shifting chute (8), one side of pulley (9) is equipped with support (10), one side of support (10) is equipped with connecting rod (11), the one end of connecting rod (11) with be located servo motor (12) in casing (5) are connected, the top of barrel (6) extends to the top of base plate (1) with bedplate (4) are connected.

2. An adjustable height office chair as claimed in claim 1, wherein the seat plate (4) is provided with an arc-shaped surface (13) on one side, and the seat plate (4) is provided with a straight surface (14) on the side away from the arc-shaped surface (13), and the top end of the seat plate (4) is provided with a cushion.

3. An adjustable height office chair as claimed in claim 1, wherein the bracket (10) and the connecting bar (11) are both arranged obliquely and the bracket (10) is of a U-shaped configuration.

4. An adjustable height office chair as claimed in claim 1, wherein the bottom end inside the housing (5) is provided with a drive motor (15), the output end of the drive motor (15) being provided with a drive shaft (16) extending into the cylinder (6).

5. The office chair with adjustable height as claimed in claim 4, wherein the outer wall of the driving shaft (16) is provided with a plurality of evenly distributed limiting ribs (17) and the inside of the barrel (6) is provided with limiting grooves (18) matched with the limiting ribs (17).

6. An office chair with adjustable height according to claim 1, characterized in that one side of the back plate (2) is provided with a back cushion, and the back cushion is provided with a headrest matched with the back cushion.