CN219699452U

CN219699452U - Seat armrest rotation adjusting structure

Info

Publication number: CN219699452U
Application number: CN202321161839.4U
Authority: CN
Inventors: 麦豪兴; 李小军; 吴春辉; 黄泳雯; 潘杏佩
Original assignee: Foshan Shunde Kang Tech Plastics Products Co ltd
Current assignee: Foshan Shunde Kang Tech Plastics Products Co ltd
Priority date: 2023-05-15
Filing date: 2023-05-15
Publication date: 2023-09-19
Anticipated expiration: 2033-05-15

Abstract

The utility model discloses a seat armrest rotation adjusting structure which comprises a box body, wherein a supporting base is fixedly connected to the inner bottom of the box body, a connecting block is rotatably connected to the top of the supporting base, rotating rings are rotatably connected to the two sides of the connecting block, a rotation adjusting structure is jointly installed on the outer surface of each rotating ring and the inner portion of the box body, and a horizontal rotation limiting mechanism is jointly installed in the connecting block and the top of the supporting base. According to the utility model, through the arranged rotation adjusting structure, the armrests can horizontally rotate and vertically rotate, the demands of different users are met, the harm to the human body caused by sedentary sitting is reduced, and through the arranged horizontal rotation limiting mechanism, the horizontal rotation can be limited when the horizontal rotation is not used, and the fixing effect of the armrests at the horizontal position is achieved.

Description

Seat armrest rotation adjusting structure

Technical Field

The utility model relates to the technical field of seats, in particular to a seat armrest rotation adjusting structure.

Background

The chair armrest is a part of the chair, is used for providing elbow support for a user, is comfortable in the use process, has huge damage to the waist and the shoulders in the daily life work, and can support the waist by hands after working, so that the chair with the armrest is suitable for relaxing the waist and is beneficial to the health;

the present relates to a seat armrest rotation regulation structure, in order to satisfy life habits and working modes of different crowds, seat armrests all appear the style that can rotation regulation, but all only satisfy single vertical regulation or level adjustment, can't satisfy the demand that the user vertically adjusted simultaneously and level adjustment.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a seat armrest rotation adjusting structure.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a seat armrest rotation regulation structure, includes the box, the interior bottom fixedly connected with of box supports the base, the top of supporting the base rotates and is connected with the connecting block, the both sides of connecting block all rotate and are connected with the swivel ring, swivel regulation structure is installed jointly to the surface of swivel ring and box inside, horizontal rotation stop gear is installed jointly to the inside of connecting block and the top of supporting the base.

Further, the rotary adjusting structure comprises a first L-shaped rod fixedly connected to the outer surface of the rotary ring, a ball body is fixedly installed at one end of each of the two first L-shaped rods, first sliding grooves are formed in three side surfaces of the inner portion of the box body, first sliding blocks are connected in the first sliding grooves in a sliding mode, U-shaped sliding groove rings are fixedly connected to the three first sliding blocks in a sliding mode, and the ball body is connected with the U-shaped sliding groove rings in a sliding mode.

Further, the rotary adjusting structure further comprises a second L-shaped rod rotatably connected to the bottom of the U-shaped chute ring, a second chute is formed in one side of the box body, a plurality of semicircular notches are formed in one side of the second chute, the second L-shaped rod extends out of the box body through the second chute, and the second L-shaped rod is matched with the semicircular notches.

Further, the horizontal rotation stop gear is including seting up the notch in the connecting block inside, the third spout has all been seted up to the both sides of notch, the inside sliding connection of third spout has the second slider, two the first toothed disc of the common fixedly connected with of second slider, the top fixedly connected with pull rod of first toothed disc, pull rod and connecting block sliding connection, the pull rod runs through the connecting block and stretches out outside the connecting block.

Further, the horizontal rotation limiting mechanism further comprises a second gear disc fixedly connected with the top of the supporting base, the second gear disc is meshed with the first gear disc, and two springs are fixedly connected between the first gear disc and the notch.

Further, the outer surfaces of the two rotating rings are fixedly connected with connecting rods.

Furthermore, one end of each connecting rod is fixedly connected with a handrail.

The utility model has the beneficial effects that:

1. when the seat armrest rotation adjusting structure is used, through the rotation adjusting structure, the armrest can horizontally rotate and vertically rotate, so that the requirements of different users are met, and the harm of sedentary sitting to the human body is reduced.

2. When the seat armrest rotation adjusting structure is used, the horizontal rotation can be limited by the horizontal rotation limiting mechanism, so that the armrest is fixed at the horizontal position.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a cross-sectional view of the present utility model;

FIG. 3 is an enlarged view of FIG. 2A in accordance with the present utility model;

fig. 4 is a front view of a portion of the rotation adjustment structure of the present utility model.

Legend description:

1. a case; 2. a support base; 3. a connecting block; 4. a rotating ring; 5. a first L-shaped rod; 6. a sphere; 7. a first chute; 8. a first slider; 9. a U-shaped chute ring; 10. a second L-shaped rod; 11. a second chute; 12. a semicircular notch; 13. a notch; 14. a third chute; 15. a second slider; 16. a first gear plate; 17. a pull rod; 18. a spring; 19. a second gear plate; 20. a connecting rod; 21. an armrest.

Detailed Description

Fig. 1 to 4 show, relate to seat armrest rotation regulation structure, including box 1, the interior bottom fixedly connected with of box 1 supports base 2, and the top of supporting base 2 rotates and is connected with connecting block 3, and the equal rotation in both sides of connecting block 3 is connected with rotatory ring 4, and rotatory regulation structure is installed jointly to the surface of rotatory ring 4 and box 1 inside, and horizontal rotation stop gear is installed jointly to the inside of connecting block 3 and the top of supporting base 2, plays the effect of connection through setting up the structure of connecting block 3 to both sides.

The rotary adjusting structure comprises a first L-shaped rod 5 fixedly connected to the outer surface of a rotary ring 4, wherein one ends of the two first L-shaped rods 5 are fixedly provided with a ball body 6, three side surfaces inside a box body 1 are provided with first sliding grooves 7, first sliding blocks 8 are connected in a sliding mode in the first sliding grooves 7, three first sliding blocks 8 are fixedly connected with U-shaped sliding groove rings 9 in a sliding mode, the ball body 6 is in sliding connection with the U-shaped sliding groove rings 9, when the U-shaped sliding groove rings 9 move downwards, the ball body 6 slides in the U-shaped sliding groove rings 9 to drive the first L-shaped rods 5 to rotate, when the U-shaped sliding groove rings 9 move upwards, the ball body 6 slides in the U-shaped sliding groove rings 9 to drive the first L-shaped rods 5 to rotate upwards, and then the rotary ring 4 is driven to rotate through the first sliding grooves 7 and the first sliding blocks 8, so that the U-shaped sliding groove rings 9 cannot rotate and deviate in a sliding mode when the box body 1 slides inwards.

The rotary adjusting structure further comprises a second L-shaped rod 10 rotatably connected to the bottom of the U-shaped chute ring 9, a second chute 11 is formed in one side of the box body 1, a plurality of semicircular grooves 12 are formed in one side of the second chute 11, the second L-shaped rod 10 extends out of the box body 1 through the second chute 11, the second L-shaped rod 10 is matched with the semicircular grooves 12, the U-shaped chute ring 9 can be pulled through the arrangement of the second L-shaped rod 10, after adjustment is finished, the second L-shaped rod 10 can be rotated, the second L-shaped rod 10 is clamped into the semicircular grooves 12, movement of the second L-shaped rod 10 in the vertical direction is limited, and further movement of the U-shaped chute ring 9 in the vertical direction is limited

The horizontal rotation limiting mechanism comprises a notch 13 formed in the connecting block 3, third sliding grooves 14 are formed in two sides of the notch 13, second sliding blocks 15 are slidably connected in the third sliding grooves 14, two second sliding blocks 15 are fixedly connected with first gear plates 16 together, pull rods 17 are fixedly connected to the tops of the first gear plates 16, the pull rods 17 are slidably connected with the connecting block 3, the pull rods 17 penetrate through the connecting block 3 and extend out of the connecting block 3, the first gear plates 16 can not rotate in the notch 13 through the arranged third sliding grooves 14 and the second sliding blocks 15, and the first gear plates 16 can be pulled to move up and down through pulling the pull rods 17.

The horizontal rotation limiting mechanism further comprises a second gear disc 19 fixedly connected with the top of the supporting base 2, the second gear disc 19 is meshed with the first gear disc 16, two springs 18 are fixedly connected between the first gear disc 16 and the notch 13, the pull rod 17 is pulled, the first gear disc 16 is withdrawn from the meshing of the second gear disc 19, the connecting block 3 can be rotated, when the connecting block 3 is horizontally rotated, the ball 6 slides in the U-shaped chute ring 9 and does not influence the horizontal rotation of the connecting block 3, after adjustment is completed, the pull rod 17 is loosened, the first gear disc 16 is meshed with the second gear disc 19 again under the action of the springs 18, and therefore the horizontal rotation of the connecting block 3 is limited.

The outer surfaces of the two rotating rings 4 are fixedly connected with connecting rods 20, and handrails 21 are connected through the connecting rods 20.

One end of each of the two connecting rods 20 is fixedly connected with an armrest 21, which is provided to provide arm support for a user.

When the seat armrest rotation adjusting structure is used, firstly, when horizontal adjustment is needed, the pull rod 17 is pulled, the first gear disc 16 is withdrawn and meshed with the second gear disc 19, the armrest 21 is rotated, the connecting block 3 is driven to rotate, the ball 6 slides in the U-shaped chute ring 9, the horizontal rotation of the connecting block 3 is not influenced, after adjustment, the pull rod 17 is loosened, the first gear disc 16 is meshed with the second gear disc 19 again under the action of the spring 18, the horizontal rotation of the armrest 21 is limited, the horizontal adjustment is completed, when the vertical adjustment is needed, the second L-shaped rod 10 is rotated, the second L-shaped rod 10 is pushed out of the semicircular notch 12 to be fixed, the second L-shaped rod 10 is pushed up and down, the U-shaped chute ring 9 is driven to move up and down, the ball 6 in the U-shaped chute ring 9 is driven to move, at the moment, the first L-shaped rod 5 is vertically rotated, the rotating ring 4 is driven to rotate, then the connecting rod 20 and the armrest 21 can vertically rotate, the adjusting angle is adjusted, and after the adjustment is completed, the second L-shaped rod 10 is rotated, the second L-shaped rod 10 is clamped into the semicircular notch 12, and the vertical adjustment is limited, and the vertical movement of the second L-shaped rod 12 is vertically limited.

The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.

Claims

1. The utility model provides a seat armrest rotation regulation structure, includes box (1), its characterized in that: the utility model discloses a box, including box (1), support base (2) in the interior bottom fixedly connected with of box (1), the top of supporting base (2) rotates and is connected with connecting block (3), the both sides of connecting block (3) all rotate and are connected with swivel ring (4), swivel adjustment structure is installed jointly to the surface of swivel ring (4) and box (1) inside, horizontal rotation stop gear is installed jointly in the inside of connecting block (3) and the top of supporting base (2).

2. A seat armrest rotation adjustment mechanism as set forth in claim 1, wherein: the rotary adjusting structure comprises a first L-shaped rod (5) fixedly connected to the outer surface of a rotary ring (4), a ball body (6) is fixedly installed at one end of the first L-shaped rod (5), first sliding grooves (7) are formed in three side surfaces of the inner portion of the box body (1), first sliding blocks (8) are connected in the first sliding grooves (7) in a sliding mode, U-shaped sliding groove rings (9) are fixedly connected to the first sliding blocks (8) in a sliding mode, and the ball body (6) is connected with the U-shaped sliding groove rings (9) in a sliding mode.

3. A seat armrest rotation adjustment mechanism as set forth in claim 2, wherein: the rotary adjusting structure further comprises a second L-shaped rod (10) which is rotationally connected to the bottom of the U-shaped chute ring (9), a second chute (11) is formed in one side of the box body (1), a plurality of semicircular notches (12) are formed in one side of the second chute (11), the second L-shaped rod (10) extends out of the box body (1) through the second chute (11), and the second L-shaped rod (10) is matched with the semicircular notches (12).

4. A seat armrest rotation adjustment mechanism as set forth in claim 3, wherein: the horizontal rotation limiting mechanism comprises notch (13) formed in the connecting block (3), third sliding grooves (14) are formed in two sides of the notch (13), second sliding blocks (15) are connected to the third sliding grooves (14) in a sliding mode, first gear plates (16) are fixedly connected to the second sliding blocks (15) together, pull rods (17) are fixedly connected to the tops of the first gear plates (16), the pull rods (17) are connected with the connecting block (3) in a sliding mode, and the pull rods (17) penetrate through the connecting block (3) and extend out of the connecting block (3).

5. The seat armrest rotation adjustment mechanism as set forth in claim 4, wherein: the horizontal rotation limiting mechanism further comprises a second gear disc (19) fixedly connected with the top of the supporting base (2), the second gear disc (19) is meshed with the first gear disc (16), and two springs (18) are fixedly connected between the first gear disc (16) and the notch (13).

6. A seat armrest rotation adjustment mechanism as set forth in claim 2, wherein: the outer surfaces of the two rotating rings (4) are fixedly connected with connecting rods (20).

7. The seat armrest rotation adjustment mechanism as set forth in claim 6, wherein: one end of each connecting rod (20) is fixedly connected with a handrail (21).