Rotatable lifting chair

Abstract

The utility model discloses a rotatable lifting chair which comprises a chair body, the middle of the lower end of the chair body is fixedly connected with a base plate, the middle of the lower end of the base plate is fixedly connected with an air pressure bar, the lower end of the air pressure bar is fixedly connected with a supporting frame, and the lower end of the supporting frame is fixedly connected with a plurality of moving wheels. Two mounting plates are fixedly connected to the two side ends of the seat main body respectively, supporting rods are arranged at the upper ends of the two mounting plates respectively, armrests are fixedly connected to the upper ends of the supporting rods, seat tube bundles are mounted at the upper ends of the mounting plates, and fastening bolts are mounted in the seat tube bundles. The height of the armrest is adjusted by sliding the supporting rod in the mounting plate, and the supporting rod is locked through the seat tube bundle, so that the hands of different users can be conveniently supported, the use comfort of the lifting chair is improved, and meanwhile, the bearing capacity of the lifting chair is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of lift chairs, in particular to a rotatable lift chair. Background Art

[0002] The lifting chair is a new type of chair, which is mainly composed of a seat, a backrest, a bracket, a bracket rocker arm, a lifting and positioning device and chair legs. It is characterized in that the bracket and the chair legs are correspondingly hinged by the bracket rocker arm, and the bracket rocker arm rotates up and down with the hinge axis hinged on the chair leg as the center. When the bracket rocker arm is shaken, the bracket is driven to rise and fall, thereby realizing the lifting and lowering of the seat; in addition, a lifting and positioning device is also arranged between the bracket and the chair legs.

[0003] The armrests of commonly used lifting chairs are fixed and cannot be adjusted. Different users have different upper body heights and different distances from their shoulders to elbows, which results in the armrests of commonly used lifting chairs being unable to adapt to different users, affecting the comfort of the lifting chair when in use. Utility Model Content

[0004] The purpose of the utility model is to provide a rotatable lifting chair, which can adjust the armrest height by sliding the support rod in the mounting plate, and lock the support rod by the seat tube bundle, so as to facilitate the support of the hands of different users and improve the comfort of the lifting chair when in use.

[0005] In order to achieve the above-mentioned purpose, a rotatable lifting chair is provided, comprising: a seat body, a chassis is fixedly connected to the middle part of the lower end of the seat body, a gas pressure rod is fixedly connected to the middle part of the lower end of the chassis, a support frame is fixedly connected to the lower end of the gas pressure rod, a plurality of moving wheels are fixedly connected to the lower end of the support frame, two mounting plates are fixedly connected to the two side ends of the seat body, support rods are respectively arranged at the upper ends of the two mounting plates, and the support rods pass through the mounting plates downward and are slidably connected to the mounting plates, an armrest is fixedly connected to the upper end of the support rod, and the armrest is located directly above the two mounting plates, a seat tube bundle is installed at the upper end of the mounting plate, and the support rod passes through the seat tube bundle and is slidably connected to the seat tube bundle, and a fastening bolt is installed in the seat tube bundle. The height of the armrest can be adjusted by sliding the support rod in the mounting plate, and the support rod can be locked by the seat tube bundle, so as to facilitate the support of the hands of different users and improve the comfort of the lifting chair when in use.

[0006] According to the rotatable lifting chair, a connecting plate is fixedly connected to the lower end of the seat body, and one end of the connecting plate is fixedly connected to the chassis, and the connecting plates are respectively located at the four corners of the chassis, so as to support the bottom of the seat body and improve the bottom strength of the seat body.

[0007] According to the rotatable lifting chair, the gas pressure rod is composed of a pressure tube, a piston, and a piston rod, and one end of the piston rod extends into the pressure tube, the piston rod is fixedly connected to the chassis, the outer end of the pressure tube is slidably connected to a sliding sleeve, and the pressure tube is located in the middle of the sliding sleeve, one end of the connecting plate is fixedly connected to a fixing rod, and the fixing rod is away from the chassis, and the other end of the fixing rod is fixedly connected to the outer end of the sliding sleeve. It is used to support the seat body and improve the stability and load-bearing capacity of the seat body.

[0008] According to the rotatable lifting chair, the connecting plate and the chassis are made of metal, and the connecting plate and the chassis are fixedly connected by welding, thereby improving the connection strength between the connecting plate and the chassis.

[0009] According to the rotatable lifting chair, a scale is provided on the surface of the support rod, so that the user can adjust the height of the armrests to make the heights of the armrests on both sides of the seat body the same.

[0010] According to the rotatable lifting chair, a sponge pad is installed on the upper surface of the armrest to improve the comfort of the user when supporting the user's arm.

[0011] The beneficial effects of the utility model are as follows:

[0012] 1. The height of the armrest can be adjusted by sliding the support rod in the mounting plate, and the support rod is locked with the fastening bolts in conjunction with the seat tube bundle to prevent the armrest from moving, making it easier to support the hands of different users and improving the comfort of the lift chair.

[0013] 2. Use the sliding sleeve to slide on the surface of the pressure tube of the gas pressure rod, and cooperate with the fixing rod and the connecting plate to support the seat to improve the stability and load-bearing capacity of the seat.

[0014] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0016] Figure 1 This is a three-dimensional structural diagram of a rotatable lifting chair of the utility model;

[0017] Figure 2 This is a bottom-view stereoscopic structural diagram of a rotatable lifting chair of the utility model;

[0018] Figure 3 for Figure 1 Enlarged structural diagram of point A in the middle.

[0019] Legend:

[0020] 1. Armrest; 2. Seat body; 3. Gas pressure rod; 4. Moving wheel; 5. Support frame; 6. Support rod; 7. Sliding sleeve; 8. Mounting plate; 9. Chassis; 10. Connecting plate; 11. Fixing rod; 12. Seat tube bundle; 13. Fastening bolts. DETAILED DESCRIPTION

[0021] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0022] Reference Figure 1-3 The utility model embodiment is a rotatable lifting chair, which includes: a seat body 2, a chassis 9 is fixedly connected to the middle part of the lower end of the seat body 2, a gas pressure rod 3 is fixedly connected to the middle part of the lower end of the chassis 9, the lower end of the gas pressure rod 3 is fixedly connected to the support frame 5, and the lower end of the support frame 5 is fixedly connected to a plurality of moving wheels 4, two side ends of the seat body 2 are respectively fixedly connected to two mounting plates 8, the upper ends of the two mounting plates 8 are respectively provided with support rods 6, and the support rods 6 penetrate downward through the mounting plates 8 and are slidably connected to the mounting plates 8, the upper ends of the support rods 6 are fixedly connected to armrests 1, and the armrests 1 are located directly above the two mounting plates 8, a seat tube bundle 12 is installed on the upper end of the mounting plate 8, and the support rods 6 pass through the seat tube bundle 12 and are slidably connected to the seat tube bundle 12, and a fastening bolt 13 is installed in the seat tube bundle 12.

[0023] A connecting plate 10 is fixedly connected to the lower end of the seat body 2 , and one end of the connecting plate 10 is fixedly connected to the chassis 9 . The connecting plates 10 are respectively located at the four corners of the chassis 9 .

[0024] The pneumatic rod 3 is composed of a pressure tube, a piston, and a piston rod, and one end of the piston rod extends into the pressure tube, the piston rod is fixedly connected to the chassis 9, the outer end of the pressure tube is slidably connected to the sliding sleeve 7, and the pressure tube is located in the middle of the sliding sleeve 7, one end of the connecting plate 10 is fixedly connected to the fixing rod 11, and the fixing rod 11 is away from the chassis 9, and the other end of the fixing rod 11 is fixedly connected to the outer end of the sliding sleeve 7.

[0025] The connecting plate 10 and the chassis 9 are made of metal, and the connecting plate 10 and the chassis 9 are fixedly connected by welding.

[0026] A scale is provided on the surface of the support rod 6 .

[0027] A sponge pad is installed on the upper surface of the armrest 1 .

[0028] Working principle: When in use, rotate the fastening bolt 13 in the reverse direction to make the support rod 6 slide in the seat tube bundle 12, hold the armrest 1 and move the armrest 1, the support rod 6 slides in the mounting plate 8, and the height of the armrest 1 is adjusted. After the adjustment is completed, rotate the fastening bolt 13 in the forward direction to make the seat tube bundle 12 lock the support rod 6 to prevent the armrest 1 from moving. In the process of adjusting the height of the seat body 2 by the gas pressure rod 3, the sliding sleeve 7 slides on the pressure tube surface of the gas pressure rod 3, and the seat is supported by the fixing rod 11 and the connecting plate 10, thereby improving the stability and load-bearing capacity of the seat.

[0029] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A rotatable lifting chair, characterized in that: include: The seat body (2) is fixedly connected to a chassis (9) at the middle of the lower end of the seat body (2), a gas pressure rod (3) is fixedly connected to the middle of the lower end of the chassis (9), the lower end of the gas pressure rod (3) is fixedly connected to a support frame (5), the lower end of the support frame (5) is fixedly connected to a plurality of moving wheels (4), the two side ends of the seat body (2) are respectively fixedly connected to two mounting plates (8), and the upper ends of the two mounting plates (8) are respectively provided with support wheels (5). A support rod (6) is provided, and the support rod (6) passes through the mounting plate (8) downward and is slidably connected to the mounting plate (8); the upper end of the support rod (6) is fixedly connected to a handrail (1), and the handrail (1) is located directly above the two mounting plates (8); the upper end of the mounting plate (8) is provided with a seat tube bundle (12), and the support rod (6) passes through the seat tube bundle (12) and is slidably connected to the seat tube bundle (12); a fastening bolt (13) is provided in the seat tube bundle (12).

2. A rotatable lifting chair according to claim 1, characterized in that: The lower end of the seat body (2) is fixedly connected to a connecting plate (10), and one end of the connecting plate (10) is fixedly connected to the chassis (9). The connecting plate (10) is respectively located at the four corners of the chassis (9).

3. A rotatable lifting chair according to claim 2, characterized in that: The pneumatic rod (3) is composed of a pressure tube, a piston, and a piston rod, and one end of the piston rod extends into the pressure tube, and the piston rod is fixedly connected to the chassis (9). The outer end of the pressure tube is slidably connected to a sliding sleeve (7), and the pressure tube is located in the middle of the sliding sleeve (7). One end of the connecting plate (10) is fixedly connected to a fixing rod (11), and the fixing rod (11) is away from the chassis (9), and the other end of the fixing rod (11) is fixedly connected to the outer end of the sliding sleeve (7).

4. A rotatable lifting chair according to claim 2, characterized in that: The connecting plate (10) and the chassis (9) are made of metal, and the connecting plate (10) and the chassis (9) are fixedly connected by welding.

5. The rotatable lifting chair according to claim 1, characterized in that: The surface of the support rod (6) is provided with a scale.

6. The rotatable lifting chair according to claim 1, characterized in that: A sponge pad is installed on the upper surface of the armrest (1).

Images