CN219594117U

CN219594117U - Adjustable seat

Info

Publication number: CN219594117U
Application number: CN202320503829.8U
Authority: CN
Inventors: 李震
Original assignee: Hangzhou Zhenxu Smart Home Co ltd
Current assignee: Hangzhou Zhenxu Smart Home Co ltd
Priority date: 2023-03-09
Filing date: 2023-03-09
Publication date: 2023-08-29
Anticipated expiration: 2033-03-09

Abstract

The utility model discloses an adjustable seat, which comprises a seat part and a backrest, wherein a left supporting part and a right supporting part are arranged on two sides of the seat part and the backrest, and a left handrail and a right handrail are correspondingly arranged on the left supporting part and the right supporting part; wherein, the front end two sides of the seat are rotationally connected with the left and right supporting parts, the rear end of the seat is rotationally connected with the lower end of the backrest, and a group of connecting rods positioned below the seat are arranged between the left and right supporting parts; in addition, an adjusting assembly is included for adjusting the angle between the seat and the backrest. In the utility model, one end of the seat part is rotationally connected with the left and right supporting parts, the other end of the seat part is rotationally connected with the backrest, and meanwhile, the seat part is matched with the adjusting component, so that the use angle of the sitting posture can be flexibly adjusted, and the use comfort is improved; meanwhile, the seat, the backrest and the armrests can be extended or contracted through bolts, so that the effect of flexible adjustment of the seat is further achieved.

Description

Adjustable seat

Technical Field

The present utility model relates to a seat, and more particularly to an adjustable seat.

Background

The chair is a chair with a backrest and armrests. Ancient seats were sitting, no chair was available, and the "chair" was a wood name; according to the classification used: airport seats, car seats, bus seats, home seats, restaurant seats, child safety seats, recreational seats, and the like; according to the material classification: aluminum alloy seats, stainless steel seats, iron seats, wooden seats, and other material seats, and the like. Most of the seats on the market have fixed angles between the seat plate and the backrest, cannot be adjusted, and cannot meet the use requirements of people.

Disclosure of Invention

To sum up, in order to optimize the shortcomings in the prior art, an adjustable seat is proposed.

In order to achieve the above object, the present utility model is realized by the following means: the utility model relates to an adjustable seat, which comprises a seat part and a backrest, wherein a left supporting part and a right supporting part are arranged on two sides of the seat part and the backrest, and a left handrail and a right handrail are correspondingly arranged on the left supporting part and the right supporting part; wherein, the front end two sides of the seat are rotationally connected with the left and right supporting parts, the rear end of the seat is rotationally connected with the lower end of the backrest, and a group of connecting rods positioned below the seat are arranged between the left and right supporting parts; in addition, an adjusting assembly is included for adjusting the angle between the seat and the backrest.

The utility model is further provided with the adjusting component which comprises a strip arranged on the back of the backrest and vertical strips respectively arranged at the rear ends of the left and right supporting parts and symmetrically, wherein the vertical strips are provided with adjusting holes; a through hole in the length direction is formed in the strip, a spring is arranged in the through hole, two ends of the spring are abutted against T-shaped rods, and the extending ends of the T-shaped rods penetrate through the adjusting holes in the vertical strips; and an opening is formed in the outer side of the through hole where the T-shaped rod is located.

The utility model further provides that the back of the backrest is provided with a corresponding chute, and the contact end surface of the strip and the backrest is provided with a sliding block corresponding to the chute.

The utility model further provides that the front end of the seat is provided with a telescopic part, one end of the telescopic part can be retracted into the seat, and the lower end of the seat is connected with a bolt in a threaded manner, and the bolt is abutted with the telescopic part.

The utility model further provides that the backrest is provided with a secondary telescopic part, one end of the secondary telescopic part can be contracted into the backrest, and the backrest is provided with a secondary bolt which is in contact with the secondary telescopic part.

The utility model is further provided with a vertical rod connected with the lower end of the left handrail, a containing hole for containing the vertical rod is arranged in the left supporting part, and a fastening bolt is arranged at one side of the containing hole; the lower extreme of right handrail is connected with the secondary montant, and is equipped with the secondary accommodation hole that is used for accomodating the secondary montant in the right branch strut, and one side of secondary accommodation hole is equipped with fastening bolt.

The utility model is further provided with a tensioning rope connected with the lower end of the backrest and the back of the seat.

The beneficial effects are as follows: in the utility model, one end of the seat part is rotationally connected with the left and right supporting parts, the other end of the seat part is rotationally connected with the backrest, and meanwhile, the seat part is matched with the adjusting component, so that the use angle of the sitting posture can be flexibly adjusted, and the use comfort is improved; meanwhile, the seat, the backrest and the armrests can be extended or contracted through bolts, so that the effect of flexible adjustment of the seat is further achieved.

Drawings

Fig. 1 is a perspective view of an initial state of the present utility model.

Fig. 2 is a schematic perspective view of the use state of the present utility model.

Fig. 3 is a schematic view of the backrest and the adjusting assembly in use.

Fig. 4 is an exploded view of the conditioning assembly.

Fig. 5 is a schematic diagram of the connection of the seat and the backrest.

Reference numerals: the seat 100, the telescoping portion 101, the bolt 102, the backrest 200, the secondary telescoping portion 201, the secondary bolt 202, the left support 300, the fastening bolt 301, the accommodation hole 302, the right support 400, the secondary accommodation hole 401, the left armrest 500, the vertical rod 501, the right armrest 600, the secondary vertical rod 601, the long strip 700, the adjusting unit 700a, the vertical strip 701, the adjusting hole 702, the through hole 703, the spring 704, the t-shaped rod 705, the opening 706, the slider 707, the tension rope 800, and the link 900.

Detailed Description

The utility model is further described below with reference to the drawings and specific examples. Those of ordinary skill in the art will be able to implement the utility model based on these descriptions. In addition, the embodiments of the present utility model referred to in the following description are typically only some, but not all, embodiments of the present utility model. Therefore, all other embodiments, which can be made by one of ordinary skill in the art without undue burden, are intended to be within the scope of the present utility model, based on the embodiments of the present utility model.

The specific implementation mode is as follows: embodiment 1, referring specifically to fig. 1, 2, 3, and 4, in this embodiment, an adjustable seat includes a seat portion 100 and a backrest 200, wherein a left support portion 300 and a right support portion 400 are provided on both sides of the seat portion 100 and the backrest 200, and a left armrest 500 and a right armrest 600 are correspondingly provided on the left and right support portions; wherein, the front end two sides of the seat 100 are rotatably connected with the left and right supporting parts, the rear end of the seat 100 is rotatably connected with the lower end of the backrest 200, and a group of connecting rods 900 positioned below the seat 100 are arranged between the left and right supporting parts; in addition, an adjustment assembly 700a is included, and the adjustment assembly 700a is used to adjust the angle between the seat 100 and the backrest 200.

The adjusting assembly 700a comprises a strip 700 arranged on the back of the backrest 200 and vertical bars 701 respectively arranged at the rear ends of the left and right supporting parts and symmetrically, and the vertical bars 701 are provided with adjusting holes 702; a through hole 703 in the length direction is formed in the strip 700, a spring 704 is arranged in the through hole 703, two ends of the spring 704 are abutted against a T-shaped rod 705, and the extending end of the T-shaped rod 705 passes through an adjusting hole 702 in the vertical strip 701; and an opening 706 is provided outside the through hole 703 where the T-bar 705 is located.

In actual use, the two T-shaped rods 705 in the through holes 703 on the strip 700 are moved in opposite directions, the springs 704 are stretched at this time, then the backrest 200 is lifted to a certain height, and then the ends of the T-shaped rods 705 are ejected out and pass through the adjusting holes 702 on the vertical bars 701 on both sides under the action of the springs 704 by loosening the T-shaped rods 705, so that the adjustment of the sitting posture angle is completed.

In embodiment 2, referring specifically to fig. 3, further to the above embodiment, a corresponding sliding groove is provided on the back surface of the backrest 200, and a slider 707 corresponding to the sliding groove is provided on the contact end surface of the strip 700 and the backrest 200.

During adjustment, the position of the bar 700 in the chute 201 can be slid to assist in the angular adjustment between the backrest and seat.

Embodiment 3, as shown in fig. 1 and 2, unlike the above embodiment, the front end of the seat portion 100 is provided with a telescopic portion 101, one end of the telescopic portion 101 is retractable into the seat portion 100, and the lower end of the seat portion 100 is screwed with a bolt 102 abutting against the telescopic portion 101.

Unlike the above embodiment, the backrest 200 is provided with the sub expansion portion 201, one end of the sub expansion portion 201 is retractable into the backrest 200, and the backrest 200 is provided with the sub bolt 202 abutting against the sub expansion portion 201.

Unlike the above-described embodiment, the lower end of the left armrest 500 is connected with the vertical rod 501, and the left support part 300 is provided therein with the receiving hole 302 for receiving the vertical rod 501, and one side of the receiving hole 302 is provided with the fastening bolt 301; the right armrest 600 has a sub-vertical rod 601 connected to the lower end thereof, and the right support part 400 has a sub-receiving hole 401 for receiving the sub-vertical rod 601 therein, and a fastening bolt 301 is provided at one side of the sub-receiving hole 402.

In the embodiment, the telescopic parts on the seat part and the backrest are pulled for a certain length and then fixed by bolts; meanwhile, the handrail can be stretched upwards and then fixed through the fastening bolts.

Embodiment 4 in order to prevent the seat and the backrest from being excessively bent, in the present embodiment, a tension rope 800 is connected to the lower end of the backrest 200 and the rear surface of the seat 100.

The present utility model is not limited to the above-mentioned embodiments, and any person skilled in the art, based on the technical solution of the present utility model and the inventive concept thereof, can be replaced or changed within the scope of the present utility model.

Claims

1. The adjustable seat is characterized by comprising a seat part (100) and a backrest (200), wherein a left supporting part (300) and a right supporting part (400) are arranged on two sides of the seat part (100) and the backrest (200), and a left handrail (500) and a right handrail (600) are correspondingly arranged on the left supporting part and the right supporting part; wherein, the front end two sides of the seat part (100) are rotationally connected with the left and right supporting parts, the rear end of the seat part (100) is rotationally connected with the lower end of the backrest (200), and a group of connecting rods (900) positioned below the seat part (100) are arranged between the left and right supporting parts; furthermore, an adjusting assembly (700 a) is included, and the adjusting assembly (700 a) is used for adjusting the included angle between the seat (100) and the backrest (200); the adjusting component (700 a) comprises a strip (700) arranged on the back of the backrest (200) and vertical strips (701) which are respectively arranged at the rear ends of the left and right supporting parts and are symmetrical, and adjusting holes (702) are formed in the vertical strips (701); a through hole (703) in the length direction is formed in the strip (700), a spring (704) is arranged in the through hole (703), two ends of the spring (704) are abutted against T-shaped rods (705), and the extending ends of the T-shaped rods (705) penetrate through adjusting holes (702) in the vertical strips (701); and an opening (706) is arranged at the outer side of the through hole (703) where the T-shaped rod (705) is positioned.

2. An adjustable seat according to claim 1, characterized in that the back of the backrest (200) is provided with corresponding slide grooves, and the contact end surface of the strip (700) and the backrest (200) is provided with slide blocks (707) corresponding to the slide grooves.

3. An adjustable seat according to claim 1, characterized in that the front end of the seat part (100) is provided with a telescopic part (101), one end of the telescopic part (101) being retractable into the seat part (100), while the lower end of the seat part (100) is screwed with a bolt (102) abutting the telescopic part (101).

4. An adjustable seat according to claim 1, characterized in that the backrest (200) is provided with a secondary telescopic part (201), one end of the secondary telescopic part (201) being retractable into the backrest (200), and the backrest (200) is provided with a secondary bolt (202) abutting against the secondary telescopic part (201).

5. An adjustable seat according to claim 1, wherein the lower end of the left armrest (500) is connected with a vertical rod (501), the left support part (300) is provided with a containing hole (302) for containing the vertical rod (501), and one side of the containing hole (302) is provided with a fastening bolt (301); the lower end of the right handrail (600) is connected with a secondary vertical rod (601), a secondary accommodating hole (401) for accommodating the secondary vertical rod (601) is formed in the right supporting portion (400), and a fastening bolt (301) is arranged on one side of the secondary accommodating hole (402).

6. An adjustable seat according to claim 1, wherein the lower end of the backrest (200) is connected to the back of the seat (100) with a tightening strap (800).