Bar chair with good stability

Abstract

The utility model relates to the technical field of bar chairs, and discloses a bar chair with good stability, which comprises an annular plate, a plurality of support legs are uniformly arranged at the bottom of the annular plate, foot rest rings connected with the support legs are arranged on the support legs, an elastic device capable of improving the sitting comfort is arranged on the annular plate, a circular plate is arranged at the top of the elastic device, and the circular plate is arranged on the bottom of the circular plate. An adjusting device capable of adjusting the height of the chair is arranged on the circular plate, a connecting rod is hinged to the adjusting device, and a semi-surrounding seat surface is hinged to the other end of the connecting rod; the adjusting device comprises an annular cavity formed in the circular plate and a plurality of sliding grooves evenly surrounding the annular cavity, sliding blocks are arranged in the sliding grooves, and a first bevel gear and a second bevel gear meshed with the first bevel gear are arranged in the annular cavity. Compared with the prior art, the chair has the advantages that the stability is good, the height is convenient to adjust, the height of the sitting surface can fluctuate along with the standing and sitting of the body of a person, and the comfort is high.

Description

TECHNICAL FIELD

[0001] The utility model relates to bar chair technical field, specifically point to a kind of bar chair with good stability. BACKGROUND

[0002] Bar chair is bar chair, chair used in coordination with bar, initially mainly use is in bar, now the use of bar chair has more and more, is widely used in hot pot bar, fast food restaurant, tea restaurant, coffee shop, jewelry market, cosmetics market etc. Place, represents passion, fashion and popular.

[0003] Bar chair's sitting surface is higher, personnel sits when both feet off the ground, place in the foot ring of bar chair, personnel gravity center is elevated;Bar usually plays passion music, personnel body will swing along with music after drinking, make the stability of bar chair worse, the height of bar chair is not convenient to adjust, the height of sitting surface is fixed, does not fluctuate with the rise and sit of personnel body, and the comfort is low, and there is room for improvement. INVENTION CONTENTS

[0004] (I), the technical problem to be solved

[0005] The technical problem to be solved by the utility model is to overcome the above difficulties, provide a kind of bar chair with good stability, height is conveniently adjusted, the height of sitting surface will fluctuate with the rise and sit of personnel body, and the comfort is high.

[0006] (II), technical scheme

[0007] To solve the above technical problems, the technical scheme provided by the utility model is as follows: a kind of bar chair with good stability, including annular plate, the bottom of the annular plate is evenly provided with a plurality of supporting legs, the supporting leg is provided with the foot ring connected with the supporting leg, the annular plate is provided with the elastic device that can improve the comfort of sitting, the top of the elastic device is provided with circular plate, the circular plate is provided with the adjusting device that can adjust the height of chair, the adjusting device is hingedly provided with connecting rod, the other end of the connecting rod is hingedly provided with half-enclosing sitting surface;

[0008] The adjusting device includes annular cavity provided on the circular plate and a plurality of evenly arranged sliding grooves around the annular cavity, the sliding groove is provided with a sliding block, one end of the connecting rod is hingedly connected with the sliding block, the annular cavity is provided with a first bevel gear and a second bevel gear meshing with the first bevel gear, the second bevel gear is provided with a screw rod penetrating the circular plate and the sliding block and being threadedly connected with the sliding block, the annular cavity is provided with an adjusting bevel gear meshing with the first bevel gear, the adjusting bevel gear is provided with an adjusting rod penetrating the circular plate and extending to the outside of the circular plate, and the adjusting rod is provided with an adjusting handle.

[0009] As improvement, the number of the sliding grooves is at least three, the sliding grooves and the circular ring cavity are communicated through the through hole, the sliding block is provided with a threaded hole, and the screw rod is arranged in the through hole and the threaded hole.

[0010] As improvement, the sliding block is provided with a first ear part, the semi-surrounding seat surface is provided with a second ear part, and the connecting rods are hingedly connected with the first ear part and the second ear part respectively.

[0011] As improvement, the elastic device comprises a cylinder penetrating through the circular ring plate, one end of the cylinder is fixedly connected with the circular plate, the other end is provided with a limiting ring abutting against the circular ring plate, and a spring abutting against the circular plate and the circular ring plate is sleeved on the cylinder.

[0012] As improvement, the circular plate is provided with an adjusting through hole arranged horizontally, and the adjusting rod is arranged in the adjusting through hole.

[0013] (Three), beneficial effects

[0014] Compared with the prior art, the utility model has the advantages of:

[0015] 1、The first bevel gear, the second bevel gear, the adjusting bevel gear, the sliding block and the connecting rod on the adjusting device cooperate, the height of the semi-surrounding seat surface can be adjusted, the number of the connecting rods is at least three and is uniformly arranged, the semi-surrounding seat surface can be supported and the pressure of the semi-surrounding seat surface is uniformly dispersed, and the stability of the bar chair is improved.

[0016] 2、The elastic device comprises a cylinder and a spring sleeved on the cylinder, when a person sits down, the spring is contracted under force, when the person stands up, the spring is stretched, the semi-surrounding seat surface is caused to be undulating due to the sitting and standing of the person, and the comfort of the bar chair is improved.

[0017] 3、The supporting leg is inclinedly arranged towards the circular ring plate, the pressure from the semi-surrounding seat surface is concentrated in the center of the circular ring plate, the foot rest ring is convenient for a person to place feet, and the bar chair is more stable. ACCURACY

[0018] Figure 1 It is a structural schematic diagram of the utility model.

[0019] Figure 2 It is a structural schematic diagram of the utility model in a state of looking up.

[0020] Figure 3 It is a structural schematic diagram of the utility model Figure 2 in a state of cutting along A-A.

[0021] Figure 4 It is a structural schematic diagram of the utility model Figure 2 in a state of cutting along B-B.

[0022] Figure 5 is the utility model Figure 4 Amplification state's structural schematic diagram of C in the middle.

[0023] As shown in the figure: 1, the circular plate; 2, the leg; 3, the foot ring; 4, the elastic device; 5, the round plate; 6, the adjusting device; 7, the connecting rod; 8, the half-enclosed seat; 9, the circular cavity; 10, the sliding groove; 11, the sliding block; 12, the first bevel gear; 13, the second bevel gear; 14, the screw; 15, the adjusting bevel gear; 16, the adjusting rod; 17, the adjusting handle; 18, the through hole; 19, the threaded hole; 20, the first ear; 21, the second ear; 22, the cylinder; 23, the limiting ring; 24, the spring; 25, the adjusting through hole. DETAILED DESCRIPTION

[0024] The embodiments of the utility model are described in detail below, the examples of the embodiments are shown in the drawings, wherein the same or similar reference signs represent the same or similar elements or elements with the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and are intended to explain the utility model, and cannot be understood as a limitation of the utility model.

[0025] Embodiment one

[0026] Combined with the drawings Figures 1-5 A bar chair with good stability, including circular plate 1, the bottom of the circular plate 1 is uniformly provided with a plurality of legs 2, the leg 2 is provided with the foot ring 3 connected with the leg 2, the circular plate 1 is provided with the elastic device 4 that can improve the comfort of sitting, the top of the elastic device 4 is provided with the round plate 5, the round plate 5 is provided with the adjusting device 6 that can adjust the height of the chair, the connecting rod 7 is hingedly arranged on the adjusting device 6, the number of sliding grooves 10 is at least three, the other end of the connecting rod 7 is hingedly arranged with the half-enclosed seat 8.

[0027] The connecting rod 7 is matched with the sliding block 11 arranged in the sliding groove 10, the number is at least three and is uniformly arranged, the pressure from the half-enclosed seat 8 can be evenly dispersed, the height of the half-enclosed seat 8 can be adjusted through the adjusting device 6, the half-enclosed seat 8 can wrap the hip of personnel, limit the movement of the hip, and then the center of gravity of personnel is kept on the half-enclosed seat 8, the foot ring 3 connects each leg 2, and also can provide support for the feet of personnel, so that the bar chair is more stable, the elastic device 4 can make the half-enclosed seat 8 fluctuate with the standing up and sitting down of personnel, and the half-enclosed seat 8 can rotate, improve the comfort of personnel using the bar chair.

[0028] Combined with the drawings Figures 3-5The adjusting device 6 comprises a circular ring cavity 9 arranged on the circular plate 5 and a plurality of sliding grooves 10 arranged uniformly around the circular ring cavity 9, a sliding block 11 is arranged in the sliding groove 10, one end of the connecting rod 7 is hingedly connected with the sliding block 11, a first bevel gear 12 and a second bevel gear 13 meshing with the first bevel gear 12 are arranged in the circular ring cavity 9, a screw rod 14 penetrating through the circular plate 5 and the sliding block 11 and threadedly connected with the sliding block 11 is arranged on the second bevel gear 13, an adjusting bevel gear 15 meshing with the first bevel gear 12 is arranged in the circular ring cavity 9, an adjusting rod 16 extending to the outside of the circular plate 5 is arranged on the adjusting bevel gear 15, and an adjusting handle 17 is arranged on the adjusting rod 16.

[0029] When the adjusting handle 17 is rotated, the adjusting handle 17 drives the adjusting rod 17 and the adjusting bevel gear 15 to rotate, the adjusting bevel gear 15 drives the first bevel gear 12 to rotate, the first bevel gear 12 drives the second bevel gear 13 and the screw rod 14 to rotate, the screw rod 14 drives the sliding block 11 to move in the sliding groove 10, and the connecting rod 7 hingedly connected with the sliding block 11 moves with the sliding block 11, so that the height of the semi-surrounding seat surface 8 can be adjusted.

[0030] The sliding groove 10 and the circular ring cavity 9 are communicated through a through hole 18, a threaded hole 19 is arranged on the sliding block 11, the screw rod 14 is arranged in the through hole 18 and the threaded hole 19, and the through hole 18 communicates the sliding groove 10 and the circular ring cavity 9, so that the screw rod 14 can pass through.

[0031] A first ear part 20 is arranged on the sliding block 11, a second ear part 21 is arranged on the semi-surrounding seat surface 8, the connecting rod 7 is hingedly connected with the first ear part 20 and the second ear part 21 respectively, and the connecting rod 7 rotates with the first ear part 20 and the second ear part 21 as the rotation centers.

[0032] The elastic device 4 comprises a cylinder 22 penetrating through the circular ring plate 1, one end of the cylinder 22 is fixedly connected with the circular plate 5, the other end is provided with a limiting ring 23 abutting against the circular ring plate 1, a spring 24 abutting against the circular plate 5 and the circular ring plate 1 is sleeved on the cylinder 22, the spring 24 is contracted when a person sits down, and the spring is stretched when the person stands up, so that the semi-surrounding seat surface 8 can be raised and lowered with the person sitting down and standing up, and the comfort of the bar chair is improved.

[0033] The circular plate 5 is provided with a horizontally arranged adjusting through hole 25, and the adjusting rod 16 is arranged in the adjusting through hole 25.

[0034] Although the above has shown and described the embodiments of the present application, it can be understood that the above embodiments are exemplary and cannot be understood as limiting the present application, and the ordinary skilled in the art can change, modify, replace, transform, delete part of the features, add features or recombine features to form technical solutions within the scope of the present application without departing from the principles and purposes of the present application. Any simple modification, equivalent change and modification made to the above embodiments according to the innovative principles of the present application still belong to the scope of the technical solutions of the present application.

Claims

1. A bar chair with good stability, comprising a circular plate, the bottom of the circular plate is uniformly provided with a plurality of supporting legs, the supporting legs are provided with a footrest ring connecting the supporting legs, the circular plate is provided with an elastic device capable of improving sitting comfort, the top of the elastic device is provided with a circular plate, the circular plate is provided with an adjusting device capable of adjusting the height of the chair, the adjusting device is hingedly provided with a connecting rod, the other end of the connecting rod is hingedly provided with a semi-enclosed seat surface, characterized in that: the adjusting device comprises a circular cavity provided on the circular plate and a plurality of sliding grooves uniformly arranged around the circular cavity, the sliding grooves are provided with sliding blocks, one end of the connecting rod is hingedly connected with the sliding blocks, the circular cavity is provided with a first bevel gear and a second bevel gear meshing with the first bevel gear, the second bevel gear is provided with a screw rod penetrating through the circular plate and the sliding blocks and threadedly connected with the sliding blocks, the circular cavity is provided with an adjusting bevel gear meshing with the first bevel gear, the adjusting bevel gear is provided with an adjusting rod penetrating through the circular plate and extending to the outside of the circular plate, and the adjusting rod is provided with an adjusting handle. The number of the sliding grooves is at least three, the sliding grooves and the circular cavity are communicated through through holes, the sliding blocks are provided with threaded holes, and the screw rod is arranged in the through holes and the threaded holes.

2. The bar chair of claim 1, wherein: The sliding blocks are provided with first ears, the semi-enclosed seat surface is provided with second ears, and the connecting rod is hingedly connected with the first ears and the second ears, respectively.

3. The bar chair of claim 1, wherein: The elastic device comprises a cylindrical column penetrating through the circular plate, one end of the cylindrical column is fixedly connected with the circular plate, the other end of the cylindrical column is provided with a limiting ring abutting against the circular plate, and the cylindrical column is sleeved with a spring abutting against the circular plate and the circular plate.

4. The bar chair of claim 1, wherein: The circular plate is provided with a horizontally arranged adjusting through hole, and the adjusting rod is arranged in the adjusting through hole.

5. The bar chair of claim 1, wherein: ​

Images