Multifunctional bar chair with adjustable height

Abstract

The utility model relates to the technical field of height-adjustable multifunctional bar chairs, and discloses a height-adjustable multifunctional bar chair, which comprises a seat for supporting the buttocks or the buttocks and the back of a passenger; the seat bottom sleeve is fixed under the seat, the seat adjustable support and the adjusting structure are arranged in the seat adjustable support, and the lower end of the seat bottom sleeve is connected with the adjusting structure in the seat adjustable support. The vertical limiting device is simple in structure, the height can be conveniently and stably adjusted through vertical rotation, clamping can be avoided through the design of the limiting plate and the anti-clamping spring when vertical limiting is achieved, and the risk of clamping during limit limiting is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of height-adjustable multifunctional bar chair, especially height-adjustable multifunctional bar chair. BACKGROUND

[0002] Bar chairs are originally mainly used in bars, and their use has been more and more, and they are widely used in places such as hot pot restaurants, fast food restaurants, tea restaurants, coffee shops, jewelry stores, and cosmetic stores, representing passion, fashion, and popularity.

[0003] The patent application with the publication number CN219515746U mentioned in the present technology provides support for the bar chair in the case where the bar chair is about to fall, effectively prevents the bar chair from falling, and can improve the appearance during non-use by retracting the fan-shaped plates.

[0004] The existing height adjustment device of the bar chair is mainly realized by the extension and retraction of pneumatic components, and the sealing ring is easily damaged due to shrinkage after a long time.

[0005] The present case is proposed to improve and optimize the above problems or deficiencies. INVENTION CONTENTS

[0006] A height-adjustable multifunctional bar chair comprises,

[0007] A seat for supporting the buttocks or buttocks and back of a person sitting on it;

[0008] A seat bottom sleeve fixed directly below the seat, further comprising a seat adjustable support and an adjustment structure arranged in the seat adjustable support, wherein the lower end of the seat bottom sleeve is connected to the adjustment structure in the seat adjustable support;

[0009] A base fixed to the lower end of the seat adjustable support, which is kept stable on the ground by counterweight or fixed parts.

[0010] Preferably, the adjustment structure comprises at least two built-in fixed plates spaced vertically in the seat adjustable support, and a screw rod and nut sleeve fixed in the built-in fixed plate, and an adjustment screw rod is fixed at the lower end of the seat bottom sleeve, the adjustment screw rod and the screw rod and nut sleeve are threadedly connected, and the actual height of the seat relative to the ground can be adjusted by rotating the seat bottom sleeve.

[0011] Preferably, at least one limiting plate is arranged on the adjusting screw, and the lower end surface of the limiting plate is made of rubber material, and the lower end surface of the adjusting screw and the upper end surface of the anti-lock spring are in contact first when the seat bottom sleeve moves downward.

[0012] Preferably, an anti-lock spring is arranged in the seat adjustable support, and the anti-lock spring and the adjusting screw are arranged on the same axis, and the lower end surface of the adjusting screw and the upper end surface of the anti-lock spring are in contact first when the seat bottom sleeve moves downward.

[0013] Preferably, a foot pedal support frame is arranged on the seat adjustable support, and a foot pedal is arranged at the front end of the foot pedal support frame.

[0014] Preferably, a hinged frame is arranged at the front end of the foot pedal support frame, and the foot pedal is arranged at the front end of the hinged frame, so that the foot pedal can be turned upward and stored when not in use, thereby reducing the space occupation.

[0015] The advantages and positive effects of the utility model are:

[0016] 1. The structure is simple, the height can be adjusted conveniently and stably, and the risk of being stuck at the limit position can be reduced by the design of the limiting plate and the anti-lock spring. DRAWINGS

[0017] The utility model will be further described below in combination with the drawings and embodiments.

[0018] Fig. 1 is the structural schematic diagram of the utility model;

[0019] Fig. 2 is the partial sectional structural schematic diagram of the utility model.

[0020] Markings in the drawings: 14, seat bottom sleeve; 15, seat adjustable support; 16, base; 17, built-in fixed plate; 18, screw nut set; 19, adjusting screw; 20, anti-lock spring; 21, limiting plate; 22, foot pedal; 23, foot pedal support frame; 24, hinged frame. DETAILED DESCRIPTION

[0021] The utility model will be further described below in combination with the drawings and embodiments.

[0022] If the embodiments of this application contain terms relating to directional indications or positional relationships (such as up, down, left, right, front, back, inside, outside, top, bottom, center, vertical, horizontal, longitudinal, transverse, length, width, counterclockwise, clockwise, axial, radial, circumferential, etc.), such terms are only used to explain the relative positional relationships and movements between components in a specific posture (as shown in the attached figures); if the specific posture changes, the directional indications or positional relationships will also change accordingly. Furthermore, the terms "first" and "second" used in the embodiments of this application are only for descriptive convenience and should not be construed as indicating or implying relative importance.

[0023] The embodiments of this utility model will be further described in detail below with reference to the accompanying drawings:

[0024] like Figs. 1-2 As shown, the adjustable-height multifunctional bar stool of this utility model includes,

[0025] A seat is used to support the buttocks or buttocks and back of a person.

[0026] The seat bottom sleeve 14 is fixed directly under the seat, and also includes a seat adjustable bracket 15 and an adjustment structure disposed in the seat adjustable bracket 15, wherein the lower end of the seat bottom sleeve 14 is connected to the adjustment structure in the seat adjustable bracket 15.

[0027] The base 16 is fixed to the lower end of the adjustable seat bracket 15 and is set on the ground by counterweights or fasteners to maintain stability.

[0028] Preferably, the adjustment structure includes at least two built-in fixing plates 17 fixed at vertical intervals within the adjustable seat bracket 15, and a screw and matching nut sleeve 18 fixed within the built-in fixing plates 17. An adjustment screw 19 is fixedly provided at the lower end of the bottom sleeve 14 of the seat. The adjustment screw 19 and the screw and matching nut sleeve 18 are threadedly connected. The actual height of the seat relative to the ground can be adjusted by rotating the bottom sleeve 14 of the seat.

[0029] Preferably, at least one limiting plate 21 is provided on the adjusting screw 19 at intervals. The lower end face of the limiting plate 21 is made of rubber material. When the limiting plate 21 abuts against the matching nut sleeve 18 of the screw, it serves as the upper limit of movement of the seat bottom sleeve 14.

[0030] Preferably, an anti-stuck spring 20 is fixed in the seat adjustable support 15, the anti-stuck spring 20 and the adjusting screw 19 are coaxial, when the seat bottom sleeve 14 is lowered, the lower end surface of the adjusting screw 19 and the upper end surface of the anti-stuck spring 20 are contacted first than the lower end surface of the seat bottom sleeve 14 and the upper end surface of the seat adjustable support 15.

[0031] Preferably, a foot pedal support frame 23 is fixed on the seat adjustable support 15, and a foot pedal 22 is arranged on the front end of the foot pedal support frame 23.

[0032] Preferably, a hinged frame 24 is hinged on the front end of the foot pedal support frame 23, and the foot pedal 22 is fixed on the front end of the hinged frame 24, so that the foot pedal 22 is conveniently turned up and stored when not in use, and the space occupation is reduced.

[0033] It should be emphasized that the embodiments of the present application are illustrative rather than limiting, and thus the present application is not limited to the embodiments described in the specific implementation, and any other embodiments derived by those skilled in the art according to the technical solution of the present application also belong to the scope of protection of the present application.

Claims

1. A height-adjustable multifunctional bar stool, characterized in that: include, A seat is used to support the buttocks or buttocks and back of a person. The seat bottom sleeve (14) is fixed directly below the seat, and also includes a seat adjustable bracket (15) and an adjustment structure disposed in the seat adjustable bracket (15), wherein the lower end of the seat bottom sleeve (14) is connected to the adjustment structure in the seat adjustable bracket (15); The base (16) is fixed to the lower end of the adjustable seat bracket (15) and is set on the ground by counterweights or fasteners to maintain stability.

2. The height-adjustable multifunctional bar stool according to claim 1, characterized in that: The adjustment structure includes at least two built-in fixing plates (17) fixed at intervals inside the adjustable seat bracket (15) and a screw matching nut sleeve (18) fixed inside the built-in fixing plate (17). An adjustment screw (19) is fixed at the lower end of the bottom sleeve (14) of the seat. The adjustment screw (19) and the screw matching nut sleeve (18) are threadedly connected. The actual height of the seat relative to the ground can be adjusted by rotating the bottom sleeve (14).

3. The height-adjustable multifunctional bar stool according to claim 2, characterized in that: At least one limiting plate (21) is provided at intervals on the adjusting screw (19). The lower end face of the limiting plate (21) is made of rubber material. When the limiting plate (21) abuts against the matching nut sleeve (18) of the screw, it is the upper limit of movement of the seat bottom sleeve (14).

4. The height-adjustable multifunctional bar stool according to claim 3, characterized in that: An anti-jamming spring (20) is fixedly installed inside the adjustable seat bracket (15). The anti-jamming spring (20) and the adjusting screw (19) are on the same axis. When the bottom sleeve (14) of the seat moves down, the lower end face of the adjusting screw (19) contacts the upper end face of the anti-jamming spring (20) before the lower end face of the bottom sleeve (14) of the seat and the upper end face of the adjustable seat bracket (15).

5. The height-adjustable multifunctional bar stool according to claim 4, characterized in that: A foot pedal support frame (23) is fixedly provided on the adjustable seat bracket (15), and a foot pedal (22) is provided at the front end of the foot pedal support frame (23) for foot pedaling.

6. The height-adjustable multifunctional bar stool according to claim 5, characterized in that: A hinge frame (24) is hinged to the front end of the foot pedal support frame (23), and the foot pedal (22) is fixed to the front end of the hinge frame (24).

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