CN211911069U

CN211911069U - Novel office chair of shank winter protection cold-proof formula

Info

Publication number: CN211911069U
Application number: CN201821414893.4U
Authority: CN
Inventors: 周宇航
Original assignee: Xuzhou Ruide Furniture Co ltd
Current assignee: Xuzhou Ruide Furniture Co ltd
Priority date: 2018-08-30
Filing date: 2018-08-30
Publication date: 2020-11-13
Anticipated expiration: 2028-08-30

Abstract

The utility model provides a novel leg cold-proof warm-keeping office chair, which comprises an office chair body and a warm-keeping component arranged at the bottom of the office chair body, wherein the warm-keeping component is set into a storage state and an expansion state which can be mutually switched, the storage state is that the warm-keeping component is clung to the bottom of the office chair body, the expansion state is that the warm-keeping component extends for a user to wear to keep warm, the office chair body comprises a rectangular cushion which is horizontally arranged, the upper end surface of the cushion is provided with a chair back for the user to lean against and rest, the chair back is arranged into an arc-shaped structure, the protruding direction of the arc-shaped surface is close to the cushion, the upper end surface of the cushion is also provided with handles which are arranged symmetrically left and right, the middle position of the lower end surface of the cushion is provided with a supporting rod for supporting the cushion, a, the guide sleeve is matched with the support rod and forms sliding guide fit along the vertical direction, and a lifting driving assembly is arranged inside the guide sleeve.

Description

Novel office chair of shank winter protection cold-proof formula

Technical Field

The utility model relates to an official working seat, concretely relates to novel official working seat of shank winter protection cold-proof formula.

Background

The office chair is one of the necessary articles for use in the office, it is used for the user to sit and stand and carry out official working, present office chair kind is more and more in the existing market, the style is also crescent and different day, various novel office chairs are along with user's demand also increases day by day, some personalized customization's office chair has also appeared in recent years, but present office chair all has a comparatively difficult problem, the user sits for a long time in cold winter and stands on office chair, because lack proper amount motion and lead to the user comparatively cold, especially the position of user's shank, this often will lead to the user to catch a cold, in order to solve this problem, design a structure ingenious, the principle is simple, it is convenient to use, low cost's cold-proof novel office chair of shank cold-proof formula seems crucial.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects of the prior art, the utility model aims at providing a novel leg cold-proof warm-keeping office chair which has the advantages of ingenious structure, simple principle, convenient use and low cost.

In order to achieve the technical purpose, the utility model adopts the following technical scheme.

A novel leg cold-proof warm-keeping office chair comprises an office chair body and a warm-keeping component arranged at the bottom of the office chair body, wherein the warm-keeping component is set into a storage state and an expansion state which can be mutually switched, the storage state is that the warm-keeping component is tightly attached to the bottom of the office chair body, the expansion state is that the warm-keeping component extends for a user to wear to keep warm, the office chair body comprises a rectangular cushion which is horizontally arranged, the upper end surface of the cushion is provided with a chair back for the user to lean and rest, the chair back is set into an arc-shaped structure, the protruding direction of the arc-shaped surface is close to the cushion, the upper end surface of the cushion is also provided with handles, the handles are arranged symmetrically in the left and right directions, the middle position of the lower end surface of the cushion is provided with a supporting rod for supporting the cushion, a base plate which is, the guide sleeve is matched with the support rod and forms sliding guide fit along the vertical direction, and a lifting driving assembly is arranged inside the guide sleeve;

the warm-keeping components are arranged in a bilateral symmetry mode, the warm-keeping components on the left side are used for keeping warm for the left legs of users, the warm-keeping components on the right side are used for keeping warm for the right legs, the warm-keeping components comprise fixed blocks arranged on the lower end face of the cushion and away from one side of the chair back, the fixed blocks are arranged in a bilateral symmetry mode, horizontally arranged mounting rods are fixedly arranged between the two fixed blocks, horizontally arranged rectangular movable blocks are arranged below the mounting rods, the length directions of the movable blocks are parallel to the spacing direction of the two fixed blocks, connecting rods which are arranged towards the mounting direction are arranged on the upper end face of each movable block, the connecting rods are arranged in a symmetrical mode along the width direction of each movable block, one ends, close to the mounting rods, of the connecting rods are connected with rotating sleeves, the rotating sleeves are matched with the, the lower end face of the movable block is provided with a first semi-circular-arc-shaped clamping barrel and a second semi-circular-arc-shaped clamping barrel, the first clamping barrel is matched with the second clamping barrel, the concave faces of the first clamping barrel and the second clamping barrel are close to each other, a hinged shaft for hinging the first clamping barrel and the second clamping barrel is arranged between the first clamping barrel and the second clamping barrel, the axial direction of the hinged shaft is parallel to the length direction of the connected rod, the first clamping barrel and the second clamping barrel are set to be in a folding state and a separating state which can be switched with each other, the folding state is that the first clamping barrel and the second clamping barrel are matched with each other for keeping warm for shanks of users, the separating state is that the first clamping barrel and the second clamping barrel are separated from each other, a first torsion spring is sleeved outside the hinged shaft, one end of the first torsion spring is connected with the first clamping barrel, the other;

the outer sleeve of the installation rod is provided with a second torsion spring, one end of the second torsion spring is fixedly connected with the installation rod, the other end of the second torsion spring is fixedly connected with the rotating sleeve, and the elasticity of the second torsion spring always pushes the rotating sleeve to rotate towards the bottom of the cushion.

The lifting driving component comprises an air cylinder arranged in the guide sleeve and a push rod connected with the output end of the air cylinder, and the push rod is fixedly connected with the lower end of the supporting rod.

Compared with the prior art, the utility model has the advantages of ingenious structure, simple principle, convenient use and low cost, the warm-keeping component is set into the storage state and the expansion state which can be switched mutually, and the warm-keeping component in the storage state is clung to the bottom of the office chair, thus not influencing the normal use of users; when a user needs to use the warm-keeping member to keep the legs warm and cold, the warm-keeping member is manually switched from the storage state to the expansion state, the shanks are inserted into the warm-keeping member, and after the use is finished, the warm-keeping member can automatically reset from the expansion state to the storage state.

Drawings

In order to illustrate the embodiments of the present invention more clearly, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious to those skilled in the art that other drawings can be obtained based on these drawings without inventive work.

Fig. 1 is a schematic structural diagram of the working state of the present invention.

Fig. 2 is a schematic structural diagram of the working state of the present invention.

Fig. 3 is an enlarged view of a portion a in fig. 2.

Labeled as:

10. an office chair body; 11. a cushion; 12. a chair back; 13. a handle; 14. a support bar; 15. a guide sleeve; 16. a chassis;

20. a warming member; 21. a fixed block; 22. mounting a rod; 23. a movable block; 24. a connecting rod; 25. rotating the sleeve; 26. a first clamping cylinder; 27. a second clamping cylinder; 28. hinging a shaft; 29. a wool pad; 31. a return spring.

Detailed Description

The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, the ordinary skilled in the art can obtain all other embodiments without creative work, which all belong to the protection scope of the present invention.

Referring to fig. 1-3, a novel leg cold-proof warm-keeping office chair comprises an office chair body 10 and a warm-keeping member 20 arranged at the bottom of the office chair body 10, wherein the warm-keeping member 20 is set into a storage state and an expansion state which can be switched with each other, the storage state is that the warm-keeping member 20 is tightly attached to the bottom of the office chair body 10, the expansion state is that the warm-keeping member 20 is extended for a user to wear to keep warm, the office chair body 10 comprises a rectangular cushion 11 which is horizontally arranged, a chair back 12 for the user to lean and rest is arranged on the upper end surface of the cushion 11, in order to improve the comfort level of the user to lean and rest, the chair back 12 is set into an arc structure, the protruding direction of the arc surface is close to the cushion 11, the upper end surface of the cushion 11 is also provided with two handles 13 which are arranged in bilateral symmetry, the middle position of the lower, a chassis 16 positioned on the ground is arranged below the support rod 14, a guide sleeve 15 is coaxially arranged on the upper end face of the chassis 16, the guide sleeve 15 is matched with the support rod 14 and forms sliding guide fit along the vertical direction, and in order to drive the support rod 14 to lift, a lifting driving assembly is arranged inside the guide sleeve 15.

Specifically, referring to fig. 2 to 3, the warming members 20 are arranged in two groups and are arranged in bilateral symmetry, the warming member 20 on the left side is used for warming the left leg of a user, the warming member 20 on the right side is used for warming the right leg of the user, the warming member 20 includes two fixed blocks 21 arranged on the lower end surface of the seat cushion 11 away from the seat back 12, the fixed blocks 21 are arranged in bilateral symmetry, a horizontally arranged mounting rod 22 is fixedly arranged between the two fixed blocks 21, a horizontally arranged rectangular movable block 23 is arranged below the mounting rod 22, the length direction of the movable block 23 is parallel to the distance direction between the two fixed blocks 21, a connecting rod 24 arranged towards the mounting block 22 is arranged on the upper end surface of the movable block 23, the connecting rod 24 is arranged in two groups and is arranged symmetrically along the width direction of the movable block 23, a rotating sleeve 25 is connected to one end of the connecting rod 24 close to the mounting rod 22, the rotating sleeve 25 is matched with the mounting rod 22 and is rotatably arranged on the mounting rod 22, a first clamping cylinder 26 and a second clamping cylinder 27 which are in a semi-circular arc shape are arranged on the lower end face of the movable block 23, the first clamping cylinder 26 is matched with the second clamping cylinder 27, the concave faces of the first clamping cylinder 26 and the second clamping cylinder 27 are close to each other, a hinge shaft for hinging the first clamping cylinder 26 and the second clamping cylinder 27 is arranged between the first clamping cylinder 26 and the second clamping cylinder 27, the axial direction of the hinge shaft is parallel to the length direction of the connecting rod 24, the first clamping cylinder 26 and the second clamping cylinder 27 are arranged in a folding state and a separating state which can be switched mutually, the first clamping cylinder 26 and the second clamping cylinder 27 are matched with each other for warming the lower legs of a user, the separating state is that the first clamping cylinder 26 and the second clamping cylinder 27 are separated from each other, in order to enable the first clamping cylinder 26 and the second clamping cylinder 27 to be automatically switched to the folding state, a first torsion spring is sleeved outside of the hinge shaft, one end of the torsion, in order to effectively keep warm for the legs of the user, wool pads 29 are arranged on the inner walls of the first clamping barrel 26 and the second clamping barrel 27.

More specifically, in order to enable the warming member 20 to automatically return to the storage state, a second torsion spring is sleeved outside the mounting rod 22, one end of the second torsion spring is fixedly connected with the mounting rod 22, the other end of the second torsion spring is fixedly connected with the rotating sleeve 15, and the elastic force of the second torsion spring always pushes the rotating sleeve 25 to rotate towards the bottom of the seat cushion 11.

When a user needs to warm the legs, the warm-keeping member 20 is manually switched from the storage state to the expansion state by overcoming the torsion action of the second torsion spring, at the moment, the user manually switches the first clamping barrel 26 and the second clamping barrel 27 from the folding state to the separation state by overcoming the torsion action of the first torsion spring, at the moment, the legs penetrate through the space between the first clamping barrel 26 and the second clamping barrel 27, the manual control over the first clamping barrel 26 and the second clamping barrel 27 is released, the first clamping barrel 26 and the second clamping barrel 27 are automatically switched to the folding state under the torsion action of the first torsion spring, the function of keeping the legs warm is achieved, and after the use is finished, the warm-keeping member 20 is automatically switched to the storage state under the torsion action of the second torsion spring.

As the utility model discloses the scheme of more optimizing, the lift drive component including set up in the inside cylinder of guide pin bushing 15 and the push rod of being connected with the cylinder output, the lower extreme fixed connection of push rod and bracing piece 14, the meaning of taking this scheme lies in, constructs ingenious, the principle is simple, it is convenient to use, low cost.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention; various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a novel official working seat of shank winter protection cold-proof formula which characterized in that: the office chair comprises an office chair body and a heat-insulating component arranged at the bottom of the office chair body, wherein the heat-insulating component is set into a storage state and an expansion state which can be mutually switched, the storage state is that the heat-insulating component is tightly attached to the bottom of the office chair body, the expansion state is that the heat-insulating component extends for a user to wear to keep warm, the office chair body comprises a rectangular cushion which is horizontally arranged, the upper end surface of the cushion is provided with a chair back for the user to lean against and rest, the chair back is set into an arc structure, the protruding direction of the arc surface is close to the cushion, the upper end surface of the cushion is also provided with two handles which are symmetrically arranged in the left-right direction, the middle position of the lower end surface of the cushion is provided with a supporting rod for supporting the cushion, a chassis which is positioned on the ground is arranged below the supporting rod, the upper end surface of, a lifting driving assembly is arranged inside the guide sleeve;

2. The novel leg cold-proof warm-keeping office chair as claimed in claim 1, wherein: the inside of guide pin bushing is provided with the cylinder, the output of cylinder is connected with the push rod.