Adjustable multifunctional chair

Abstract

The utility model discloses an adjustable multifunctional seat which comprises a cushion, the lower surface of the cushion is fixedly connected with a pneumatic rotating disc base, the rear surface of the cushion is fixedly connected with a backrest, the upper surface of the cushion is fixedly connected with armrests, and the inner surfaces of the armrests are slidably connected with extension frames. The front end of the extension frame is fixedly connected with a fixing block, the inner surface of the fixing block is in threaded connection with a fixing screw rod, by splicing the two folding plates, a table plate can be formed in front of the seat, and meanwhile, the extension frame can be pulled out from the armrests to adjust the distance of the table plate; according to the invention, a convenient supporting plate is provided for people when a matched table cannot be found for use, people can place office equipment or other articles conveniently, the use experience of people is improved, and the folding plate is folded, so that baffles can be formed on the two sides of the seat, the side surface of the seat is protected conveniently, and the injury to people caused by collision is prevented.

Description

TECHNICAL FIELD

[0001] The utility model relates to chair technical field, especially a kind of adjustable multifunctional chair. BACKGROUND

[0002] In daily office and life, comfortable chair can provide body support when people sit down, reduce leg burden, so that people can comfortably rest, maintain good posture, reduce fatigue, and different structures of chair can bring different feelings to people.

[0003] At present, the functions of the common chair in the market are mostly single, which can only meet the basic sitting needs of people, however, in people's daily life and office scene, it often happens that suitable desks and chairs cannot be found to be used together, for example, when people need to work in a place far away from the desk, or when they are leisurely enjoying tea by the window, the existing chair cannot provide convenient support for people due to the lack of corresponding functional design, which greatly reduces the use experience of people, and after searching, it is found that the technical solution provided by the utility model with application number CN202222033271.X also has the above problems. UTILITY MODEL CONTENT

[0004] The utility model aims to provide a kind of adjustable multifunctional chair, it is convenient to provide a convenient support plate for people when matching desk cannot be found to be used together, it is convenient for people to place office equipment or other articles, improve the use experience of people.

[0005] To achieve the above object, an adjustable multifunctional chair is provided, which comprises: a cushion, the lower surface of the cushion is fixedly connected with a pneumatic rotary disc base, the rear surface of the cushion is fixedly connected with a backrest, the upper surface of the cushion is fixedly connected with a handrail, the inner surface of the handrail is slidably connected with an extension frame, the front end of the extension frame is fixedly connected with a fixed block, the inner surface of the fixed block is threadedly connected with a fixed screw, the outer surface of the fixed screw is rotatably connected with a connecting block, the side surface of the connecting block is fixedly connected with a fixed shaft, and the outer surface of the fixed shaft is rotatably connected with a folding plate.

[0006] The side surface of the folding plate is provided with a sliding groove, the inner surface of the sliding groove is slidably connected with a sliding block, the side surface of the sliding block is fixedly connected with a first connecting rod, the end of the first connecting rod away from the sliding block is fixedly connected with a first clamping block, the side surface of the first clamping block is fixedly connected with a first spring, the inside of the handrail is fixedly connected with a second spring, the end of the second spring away from the handrail is fixedly connected with a second clamping block, and the side of the second clamping block connected with the second spring is fixedly connected with a second connecting rod.

[0007] According to the adjustable multifunctional seat, the first clamping block is clamped with the first clamping groove on the side wall of the adjacent folding plate, so that the two folding plates are connected and fixed.

[0008] According to the adjustable multifunctional seat, the second clamping block is clamped with the second clamping groove on the side surface of the extension frame, so that the extension frame is fixed, and the extension frame is prevented from being retracted to drive the folding plate to move and hit the person on the seat.

[0009] According to the adjustable multifunctional seat, the side surface of the fixing block is slidably connected with the connecting block, and the side surface of the connecting block is slidably connected with the folding plate, so that the position of the folding plate is adjusted through rotation of the folding plate.

[0010] According to the adjustable multifunctional seat, the outer surface of the first connecting rod is slidably connected with the folding plate, and the outer surface of the first clamping block is slidably connected with the folding plate.

[0011] According to the adjustable multifunctional seat, one end of the first spring away from the first clamping block is fixedly connected with the folding plate.

[0012] According to the adjustable multifunctional seat, the outer surface of the second clamping block is slidably connected with the armrest, and the outer surface of the second connecting rod is slidably connected with the armrest.

[0013] According to the adjustable multifunctional seat, one end of the second connecting rod away from the second clamping block is fixedly connected with a pull ring, so that the pull ring is pulled to drive the second clamping block to be separated from the second clamping groove, and the fixing of the extension frame is cancelled.

[0014] The above-mentioned scheme has the beneficial effects:

[0015] 1. By splicing the two folding plates, a table plate can be formed in front of the seat, and the extension frame can be pulled out from the armrest to adjust the distance of the table plate, so that a convenient support plate is provided for people when a matching table cannot be found, the office equipment or other articles can be conveniently placed, and the use experience of people is improved.

[0016] 2. By folding the folding plate, a baffle can be formed on both sides of the seat, so that the side of the seat is protected, and collision is prevented to cause harm to people.

[0017] The additional aspects and advantages of the utility model will be partially given in the following description, some will become obvious from the following description, or be understood through the practice of the utility model. BRIEF DESCRIPTION OF DRAWINGS

[0018] The utility model will be further described below in combination with the drawings and examples.

[0019] Figure 1 Figure 1 is a whole structural diagram of the adjustable multifunctional seat of the utility model;

[0020] Figure 2 Figure 2 is a sectional view of the adjustable multifunctional seat of the utility model;

[0021] Figure 3 Figure 3 is an enlarged schematic view of A in Figure 1; Figure 2 Figure 4 is an enlarged schematic view of B in Figure 1;

[0022] Figure 4 Figure 5 is a folding plate storage schematic view of the adjustable multifunctional seat of the utility model; Figure 2 Figure 6 is a local structure exploded view of the adjustable multifunctional seat of the utility model.

[0023] Figure 5 Figure 7 is a legend of the utility model.

[0024] Figure 6 Figure 8 is a legend of the utility model.

[0025] Figure 9 is a legend of the utility model.

[0026] 1, cushion; 2, pneumatic rotary disc base; 3, backrest; 4, armrest; 5, extension frame; 6, fixed block; 7, fixed screw; 8, connecting block; 9, fixed shaft; 10, folding plate; 11, sliding groove; 12, sliding block; 13, first connecting rod; 14, first clamping block; 15, first spring; 16, second spring; 17, second clamping block; 18, second connecting rod; 19, pull ring; 20, first clamping groove; 21, second clamping groove. DETAILED DESCRIPTION

[0027] This part will describe the specific embodiments of the utility model in detail, the preferred embodiments of the utility model are shown in the drawings, the role of the drawings is to supplement the description of the text part with graphics, so that people can intuitively and visually understand each technical feature and the overall technical scheme of the utility model, but it cannot be understood as the limitation of the protection scope of the utility model.

[0028] Refer to Figures 1-6The utility model discloses an adjustable multifunctional seat, which comprises a cushion 1, a pneumatic rotary disc base 2 fixedly connected to the lower surface of the cushion 1, a backrest 3 fixedly connected to the rear surface of the cushion 1, a handrail 4 fixedly connected to the upper surface of the cushion 1, an extension frame 5 slidably connected to the inner surface of the handrail 4, a fixed block 6 fixedly connected to the front end of the extension frame 5, a fixed screw 7 threadedly connected to the inner surface of the fixed block 6, a connecting block 8 rotatably connected to the outer surface of the fixed screw 7, the side surface of the fixed block 6 being slidably connected to the connecting block 8, a fixed shaft 9 fixedly connected to the side surface of the connecting block 8, a folding plate 10 rotatably connected to the outer surface of the fixed shaft 9, the side surface of the connecting block 8 being slidably connected to the folding plate 10, and first clamping grooves 20 being arranged on the side walls of the two adjacent folding plates 10.

[0029] The side surface of the folding plate 10 is provided with a sliding groove 11, the inner surface of the sliding groove 11 is slidably connected to a sliding block 12, the side surface of the sliding block 12 is fixedly connected to a first connecting rod 13, the outer surface of the first connecting rod 13 is slidably connected to the folding plate 10, one end of the first connecting rod 13 away from the sliding block 12 is fixedly connected to a first clamping block 14, the outer surface of the first clamping block 14 is slidably connected to the folding plate 10, the side surface of the first clamping block 14 is fixedly connected to a first spring 15, one end of the first spring 15 away from the first clamping block 14 is fixedly connected to the folding plate 10, the inside of the handrail 4 is fixedly connected to a second spring 16, one end of the second spring 16 away from the handrail 4 is fixedly connected to a second clamping block 17, the outer surface of the second clamping block 17 is slidably connected to the handrail 4, the side surface of the extension frame 5 is provided with a second clamping groove 21, the outer surface of the second clamping block 17 is clamped with the second clamping groove 21, one side of the second clamping block 17 connected with the second spring 16 is fixedly connected to a second connecting rod 18, the outer surface of the second connecting rod 18 is slidably connected to the handrail 4, and one end of the second connecting rod 18 away from the second clamping block 17 is fixedly connected to a pull ring 19.

[0030] Working principle: when the seat principle table needs to use the table board, pull the fixed block 6 to pull out the extension frame 5 from the inside of the armrest 4 to the appropriate length, in the process of pulling out the extension frame 5, the second clamping block 17 will be squeezed to make the second clamping block 17 shrink into the inside of the armrest 4 and squeeze the second spring 16, when the extension frame 5 is stretched to the appropriate length, the second clamping block 17 is clamped into the second clamping groove 21 under the action of the second spring 16 to fix the extension frame 5, so as to avoid the extension frame 5 to be retracted, take the fixed screw 7 as the shaft to rotate the folding plate 10, and then take the fixed shaft 9 as the shaft to rotate the folding plate 10 to make the folding plates 10 on both sides turn up to form the table board, in the process of turning over the folding plate 10, the first clamping block 14 on one side of the folding plate 10 will be clamped into the first clamping groove 20 on the side of the other folding plate 10 under the action of the first spring 15 to fix and connect the two folding plates 10, rotate the fixed screw 7 to fix the connecting block 8, so as to realize the fixation of the folding plate 10. Prevent the folding plate 10 from turning over, the height of the seat can be adjusted through the pneumatic rotary disc base 2 at the bottom of the cushion 1, when the folding plate 10 needs to be retracted, push the sliding block 12 on the side of the folding plate 10 along the sliding groove 11 to the two sides, drive the first clamping block 14 to move through the first connecting rod 13 to make the first clamping block 14 separate from the first clamping groove 20 to cancel the connection of the two folding plates 10, rotate the fixed screw 7 to loosen the fixation of the connecting block 8, pull the pull ring 19 to move the second clamping block 17 through the second connecting rod 18 to make the second clamping block 17 separate from the second clamping groove 21 to cancel the fixation of the extension frame 5, so that the above steps can be operated in reverse to retract the folding plate 10.

[0031] The above embodiment of the utility model is described in detail in combination with the drawings, but the utility model is not limited to the above embodiment, and various changes can be made within the knowledge range possessed by ordinary skilled persons in the technical field without departing from the purpose of the utility model.

Claims

1. An adjustable multi-functional seat, comprising: The application discloses a cushion (1), characterized in that the lower surface of the cushion (1) is fixedly connected with a pneumatic rotary disc base (2), the rear surface of the cushion (1) is fixedly connected with a backrest (3), the upper surface of the cushion (1) is fixedly connected with an armrest (4), the inner surface of the armrest (4) is slidably connected with an extension frame (5), the front end of the extension frame (5) is fixedly connected with a fixed block (6), the inner surface of the fixed block (6) is threadedly connected with a fixed screw (7), the outer surface of the fixed screw (7) is rotatably connected with a connecting block (8), the side surface of the connecting block (8) is fixedly connected with a fixed shaft (9), and the outer surface of the fixed shaft (9) is rotatably connected with a folding plate (10). The side surface of the folding plate (10) is provided with a sliding groove (11), the inner surface of the sliding groove (11) is slidably connected with a sliding block (12), the side surface of the sliding block (12) is fixedly connected with a first connecting rod (13), the end, away from the sliding block (12), of the first connecting rod (13) is fixedly connected with a first clamping block (14), the side surface of the first clamping block (14) is fixedly connected with a first spring (15), the inside of the armrest (4) is fixedly connected with a second spring (16), the end, away from the armrest (4), of the second spring (16) is fixedly connected with a second clamping block (17), and the side, connected with the second spring (16), of the second clamping block (17) is fixedly connected with a second connecting rod (18).

2. The adjustable multi-functional seat of claim 1, wherein, The side walls, adjacent to the folding plate (10), are provided with first clamping grooves (20), and the outer surface of the first clamping block (14) is clamped in the first clamping grooves (20).

3. The adjustable multi-functional seat of claim 1, wherein, The side surface of the extension frame (5) is provided with second clamping grooves (21), and the outer surface of the second clamping block (17) is clamped in the second clamping grooves (21).

4. The adjustable multi-functional seat of claim 1, wherein, The side surface of the fixed block (6) is slidably connected with the connecting block (8), and the side surface of the connecting block (8) is slidably connected with the folding plate (10).

5. The adjustable multi-functional seat of claim 1, wherein, The outer surface of the first connecting rod (13) is slidably connected with the folding plate (10), and the outer surface of the first clamping block (14) is slidably connected with the folding plate (10).

6. The adjustable multi-functional seat of claim 1, wherein, The end, away from the first clamping block (14), of the first spring (15) is fixedly connected with the folding plate (10).

7. The adjustable multi-functional seat of claim 1, wherein, The outer surface of the second clamping block (17) is slidably connected with the armrest (4), and the outer surface of the second connecting rod (18) is slidably connected with the armrest (4).

8. The adjustable multi-functional seat of claim 1, wherein, The end, away from the second clamping block (17), of the second connecting rod (18) is fixedly connected with a pull ring (19).

Images