1320 results about "Office chair" patented technology

An office chair armrest comprises an armrest frame, a sleeve, a lifting mechanism, an armrest position supporting plate, a supporting plate rotating structure, an armrest position and an armrest position sliding and rotating integrated structure. Due to the fact that the tail portion of the handrail position supporting plate is connected with the sleeve, 360-degree rotation of the supporting plate is achieved through the supporting plate rotating structure, the front portion of the handrail position supporting plate is connected with the handrail position, and linear sliding and 360-degree horizontal rotation of the handrail position are controlled through the handrail position sliding and rotating integrated structure, the handrail position sliding and rotating integrated structure has the current common functions of lifting, transverse sliding and 360-degree rotation. The rotating structure of the supporting plate rotating structure and the rotating structure of the armrest position sliding and rotating integrated structure can be rotated at the same time to adjust the armrest position backwards as much as possible, so that a person lying on the backrest to have a rest puts the hands on the armrest position closer to the body, and the hands are supported by the armrest position more comfortably; therefore, the armrest can be better applied to the office chair of which the backrest can be unfolded to be in a semi-lying state, so that the armrest is more reasonable in structure and can be applied to the office chair in a wider range.

The invention discloses an office chair cushion temperature and humidity multi-stage regulation and control method and system. The method comprises the steps that the contact state of a cushion and a human body contact interface, the local environment, human body physiological response and external environment multi-dimensional parameters are collected in real time; the parameters are matched with a dynamic reference model constructed by multi-user historical comfort data, the matching degree is calculated, and multi-level discomfort levels of all contact areas of the cushion are divided; in combination with the discomfort level and the environmental condition, generating a personalized strategy corresponding to the multi-level regulation intensity through a multi-objective optimization algorithm; and the temperature and humidity adjusting device is driven to execute multi-stage cooperative regulation according to a strategy, and feedback data is collected to update the model. The system integrates a multi-parameter acquisition module, a data processing module, an execution regulation module and the like, and can realize automatic damp-proof management of the seat cushion after the seat is separated from the seat. The problems that existing regulation and control are single, the dynamic comfort requirement cannot be met, and the hidden danger of moisture after the cushion is separated from the seat is solved, and the comfort, sanitation and durability of the cushion are remarkably improved through full-period and multi-stage precise regulation and control.

The utility model discloses an office chair with a self-loading function, which comprises a chair seat comprising a base, a seat shell and a middle seat support, the seat shell is positioned above the base, and the middle seat support is positioned between the base and the seat shell; the back tipping elastic mechanism is axially arranged on the rear side part of the base and is used for providing restoring force for the chair backrest; the back leaning and pitching support is installed on the back leaning and pitching elastic mechanism and can synchronously rotate along with the back leaning and pitching elastic mechanism, the left rear side portion and the right rear side portion of the seat shell are rotationally connected with the left side portion and the right side portion of the back leaning and pitching support through a left seat shell rotating shaft and a right seat shell rotating shaft, and the left rear side portion and the right rear side portion of the middle seat support are connected with the left seat shell rotating shaft and the right seat shell rotating shaft. And the bottom of the chair backrest is fixed on the back tipping bracket through a back tipping support and synchronously rotates along with the back tipping bracket. The seat has a self-loading function, and the tipping strength of the seat can be adjusted in a self-adaptive manner according to the weight of a human body, so that people with different weights can obtain proper supporting force.

A sliding mechanism, a telescopic buffer mechanism and a connecting rod mechanism are arranged in a chair seat, the connecting rod mechanism is linked with the telescopic buffer mechanism and the sliding mechanism through a linkage piece, and a hinge mechanism is arranged between a chair back and armrests, so that the chair back and the armrests can be folded conveniently. On one hand, when the cushion moves forwards, the sliding mechanism slides to drive the telescopic buffering mechanism to conduct compression action, so that the connecting rod mechanism is pulled to drive the lower end of the chair back to rotate forwards, and when the lower end of the chair back rotates forwards, the upper end of the chair back is overturned backwards; under the condition that the office chair is overturned by the same angle, the backward displacement size of the upper part of the chair back of the office chair is far smaller than that of the office chair which takes a C-shaped steel plate at the bottom as an axis, so that the office chair adopting the technical scheme can ensure that a passage space is not occupied under the condition that a user pursues a maximum lying angle when having a rest in daily life.

1. The name of the product of this design: office chair. 2. Purpose of the product of this design: chairs for office and home use. 3. The design key point of this appearance design product lies in the shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture.

The utility model discloses a frame integrated rotary office chair which comprises an office table, a fixed plate is arranged on the inner wall of the office table, a rotary drum is rotatably arranged in the fixed plate, a fixed drum is fixedly connected to the rotary drum, an extension rod is arranged in the fixed drum in a telescopic mode, a connecting shaft is arranged at the upper end of the extension rod, and a rotating shaft is arranged at the lower end of the connecting shaft. An office chair is arranged at the upper end of the connecting shaft, locking devices are arranged on the fixing plate and the rotating cylinder, and locking devices are arranged on the fixing cylinder and the extension rod. The utility model belongs to the technical field of office chairs, and particularly relates to a frame integrated rotary office chair which solves the problems that a traditional office chair is separated from an office table, the area below the office table is inconvenient to clean, and the office chair is inconvenient to pull out for cleaning.

The utility model discloses an office chair with a leg supporting function, which comprises a base, supporting legs are arranged at the bottom of the base, moving wheels are arranged at one ends of the supporting legs, a lifting air cylinder is arranged on the base, a chair body is arranged at the free end of the lifting air cylinder, armrests are arranged on two sides of the chair body, and the lifting air cylinder is arranged on the base. A supporting leg structure is arranged at the bottom of one side of the seat body, and a neck supporting structure is arranged at the top of the seat body; the supporting leg structure comprises a storage bin, an adjusting motor, an adjusting screw rod, a lifting plate and a pedal plate, the storage bin is arranged at the bottom of one side of the seat body, and the two ends of the adjusting screw rod are rotationally arranged between the inner bottom wall and the inner top wall of the storage bin. The utility model relates to the technical field of office chairs, and particularly provides an office chair with a leg supporting function.

The utility model relates to the technical field of furniture machinery manufacturing, in particular to office chair assembling equipment which comprises an upper supporting leg, a clamping mechanism, a control table and a base, the control table is in sliding connection with the upper supporting leg and located on the inner wall of the upper supporting leg, and the clamping mechanism is located on the inner wall of the control table. The clamping mechanism comprises a clamping claw, an adjusting frame, an adjusting rod, a U-shaped frame and a telescopic assembly, the telescopic assembly is started to enable the U-shaped frame to move towards the direction of the telescopic assembly, then the U-shaped frame is fixedly connected with the adjusting rod so as to drive the adjusting rod to move, meanwhile, the adjusting rod is in sliding connection with the adjusting frame and located in an adjusting hole in the adjusting frame, and the clamping claw is fixedly connected with the adjusting frame. And then the adjusting frame drives the clamping claw to clamp and fix the rotating shaft, so that the rotating shaft is quickly fixed.

The invention provides an office chair adaptive adjustment method and system, and relates to the technical field of office chair control. The method comprises the following steps: acquiring an image data stream of a user body, and extracting body shape feature data and posture information data of the user by processing the image data stream; according to the image data flow and by analyzing computer information, judging the task type of the current work task of the user; based on the task type, according to the body shape feature data and the posture information data, obtaining adjustment parameters of a plurality of adjustment parts of the office chair; according to the adjusting parameters, the height of the seat, the angle of the backrest, the position of the waist support, the protrusion degree of the waist support, the height of the armrests and the distance between the armrests are adjusted by controlling an electric adjusting mechanism of the office chair. The adaptive adjustment method for the office chair overcomes the limitation that only primary or low-frequency adjustment is carried out in the prior art, realizes linkage accurate adjustment of multiple parts of the office chair, and provides dynamic adaptive support.

The welding equipment for processing and manufacturing the office chair comprises a rotating rod, a fixed clamping piece is welded to the bottom end of the rotating rod, a clamping sleeve is welded to the end face of one side of the fixed clamping piece, the inner side of the clamping sleeve is in threaded connection with a clamping screw, and the clamping screw is in threaded connection with the rotating rod. A positioning sliding rod is welded to the top position of the end face of one side of the fixed clamping piece, the outer side of the positioning sliding rod is slidably sleeved with a movable clamping piece, a clamping piece is welded to the outer side of the clamping screw rod, a rotating disc is welded to one end of the clamping screw rod, and an anti-slip piece is welded to the top end of a rotating rod; the air cylinder seat and the supporting leg are fixed in relative position, the movable clamping piece can slide, so that the air cylinder seat welding device can be suitable for air cylinder seats of different specifications, it is guaranteed that the air cylinder seats of different specifications and the supporting leg of different specifications can be welded accurately and rapidly during welding, and the manufacturing efficiency and quality of office chairs are further guaranteed.

An ergonomic support cushion designed to alleviate discomfort from prolonged sitting. The cushion features a contoured shape that supports the spine's natural curvature and includes a central cut-out to relieve tailbone pressure, ideal for individuals with coccyx pain or those recovering from related surgery or injury. It is constructed from high-density memory foam with a density range of 52% to 56%, which adapts to the user's body shape, providing customized support that enhances comfort and reduces pressure points. The cushion also includes a non-slip base to ensure it stays securely in position on various seating surfaces. Its lightweight, portable nature allows it to be used in different environments, such as office chairs, car seats, wheelchairs, and home seating. This innovation provides a comprehensive solution for those needing improved comfort and support during extended periods of sitting, promoting better posture and reducing strain on the lower back.

The utility model discloses an office chair which comprises a seat cushion, armrests detachably arranged on two sides of the seat cushion, a backrest detachably arranged on the back of the seat cushion, a waist cushion detachably arranged at the lower end of the front side of the backrest, a headrest detachably arranged at the upper end of the backrest and a bracket assembly detachably arranged at the bottom of the seat cushion, a mounting frame used for connecting the backrest and the seat cushion is arranged on the rear side of the seat cushion, the mounting frame and the waist cushion are detachably connected through a clamping assembly, the clamping assembly comprises a splicing block arranged on the back face of the waist cushion, and a fixing block corresponding to the splicing block is arranged on the front side of the mounting frame; splicing protrusions are arranged on the edges of the two sides of the fixing block. According to the office chair, the waist cushion is detachably arranged at the lower end of the front side of the backrest through the clamping assembly, installation is convenient and fast, efficiency is improved, the installation frame, the seat cushion, the support assembly, the headrest and the backrest are detachably connected, the packaging size of the office chair is greatly reduced, and cavities in packaging are greatly reduced.

A seat back for an office chair is efficiently manufactured and assembled. The seat back includes a tensioner for tensioning a flexible support on the structural frame. The tensioner is connected between the lower edge of the flexible support and the upright members of the frame such that the tensioner stretches the flexible support between the upper and lower edges of the flexible support and maintains the flexible support in tension on the structural frame. An armrest mount may be formed integrally with each of the upright members of the structural frame, and an armrest housing vertically adjustably mounted to each of the armrest mounts. An activation mechanism is positioned adjacent to the lower end of the armrest housing, and is connected to a lock element such that movement of the activation mechanism toward the upper end of the housing causes the lock element to move to an unlocked position.

The utility model discloses a backrest turnover mechanism of an office chair, which is characterized in that a hinge mechanism is arranged between a handrail and a chair back, a connecting rod mechanism is arranged between a chair seat and the bottom of the chair back, and a quick-pull bolt is arranged on the connecting rod mechanism, so that when the chair back needs to be folded, the quick-pull bolt can be taken down, and the chair back can be conveniently folded. According to the office chair, the lower end of the chair back is disconnected from the chair seat, the chair back can be folded around the armrests, the packaging space is reduced, the office chair can be rapidly installed after goods are received, the telescopic rod controlled by the control mechanism is arranged at the lower end of the chair seat, and when the telescopic rod is opened, the chair back is in a high-elasticity mode; when the telescopic rod is closed, the chair back is in a normal elastic mode, the telescopic rod does not participate in buffering of the bottom of the chair back, the chair back can cope with people with light weight, self adjustment can be achieved according to actual conditions, and the backward turning range of the chair back can be adjusted by controlling the telescopic rod.

The utility model relates to the technical field of leisure office chairs, and discloses a leisure office chair which comprises a chair body, a telescopic leg support is arranged at the position, corresponding to the legs of a human body, of the chair body, a waist protection pad is arranged at the position, corresponding to the waist of the human body, of the chair body, and the waist protection pad is reinforced through a reinforcing rod. The telescopic leg support is additionally arranged on the chair body, the legs of a user can be conveniently supported, ergonomic design is met, the sitting comfort of the user can be improved, the telescopic leg support can be conveniently stored in the bottom space of the chair body by means of the telescopic design of the telescopic leg support, the supporting plate can be turned up and down, and the supporting plate is convenient to use. The storage convenience is further improved, the lower space of the chair is fully utilized, the overall structural design is reasonable, ergonomics and space utilization science are both considered, and better sitting and leaning experience is provided for a user.

The invention discloses an armrest connecting structure and an office chair with the armrest connecting structure, and relates to the technical field of chairs, the armrest connecting structure comprises a chair main body, the chair main body comprises a backrest plate on the rear side, the rear side of the backrest plate is provided with a first convex part, and the first convex part is provided with a first convex part mounting hole; the handrail piece comprises a handrail mounting part and a handrail extending part, a third convex part is arranged on the front side of the handrail mounting part, and a handrail lower mounting hole is formed in the lower side of the third convex part; the connecting piece is connected between the backrest plate and the armrest mounting part, a second convex part is arranged on the front side of the connecting piece, and a second convex part mounting hole is formed in the second convex part; the seat main body is connected with the armrest piece through the connecting piece, so that the connecting stability of the armrest piece can be improved; the first fixing screws are obliquely connected in a penetrating mode to splice the connecting piece and the seat body, stress of the first fixing screws is more reasonable, the first fixing screws are not prone to loosening, and it is guaranteed that the connecting piece and the seat body can be firm enough after working for a long time.

The invention belongs to the field of furniture, and discloses a backrest rotating center self-adaptive adjusting system and method.The backrest rotating center self-adaptive adjusting system comprises a matrix pressure sensor, a backrest, a backrest rotating support connected with the backrest and a backrest transverse movement driving mechanism connected with the backrest rotating support; and the backrest transverse movement driving mechanism comprises a plurality of pressure sensors which are arranged in an array, is arranged at the bottom of the chassis and is used for driving the backrest rotating bracket to move back and forth together with the backrest. Therefore, the rotation center of the backrest is adjusted. The position of the human ischial tuberosity point on the seat surface is detected, the position of the human trunk rotating shaft is calculated, the rotating center of the backrest is adjusted to the position coinciding with the rotating center of the human body in the horizontal direction, the phenomena of back rubbing and waist losing caused by unreasonable arrangement of the rotating shaft of the backrest are eliminated, reasonable support is provided for the human body in the backward leaning state, and the human body is more comfortable. Human body waist and back injury caused by long-term use of unreasonable office chairs is avoided.

1. The name of the product of this design: Office chair seat cushion (52562). 2. Purpose of the product of this design: to be used as part of a chair. 3. The design key point of this appearance design product lies in the shape. 4. The picture or photo that best illustrates the key points of the design: Design 2 Stereoscopic Figure 1. 5. The bottom surface of this design product is not easily visible or can not be seen during use, so the top view of design 1‑2 is omitted. 6. Designate Design 2 as the base design.

Office chair with footrest

1. The name of the product of this design: office chair. 2. Purpose of the product of this design: an office chair for sitting and resting. 3. The design key point of this appearance design product lies in the shape. 4. The picture or photo that best illustrates the design points: Stereoscopic diagram 1.

An office chair comprises a seat, a seatback, and a chair base with a central support on which a rocking mechanism comprising a supporting base is installed. A seatback frame comprises a transverse curved plate to which a preferably elastic vertical plate is attached by means of a pivotal connection in such a way that an axis of the pivotal connection is at about the middle of the seatback height. On its other end, the vertical plate is connected to a seatback base which in turn is connected to the supporting base. The seat is fixed to the rocking mechanism. Placed between the transverse plate and the upper part of the seatback is a gas-lift unit. Positioned on the vertical plate is an element for adjusting the initial position of the seatback. The chair can turn its seatback providing comfort for the user while taking various sitting positions.

The utility model provides a die for a high-strength office chair armrest. The larger the pressure in an armrest die cavity is, the closer the sliding airtight plug to the threaded column is. When the sliding airtight plug slides over the input end of the L-shaped exhaust channel, air in the handrail die cavity is exhausted to the outside through the filtering film, the vent hole, the adjusting channel and the L-shaped exhaust channel, and when the pressure in the handrail die cavity is smaller than or equal to a preset value, the sliding airtight plug is close to the bearing block and blocks the input end of the L-shaped exhaust channel. That is to say, on one hand, the pressure control mechanism can ensure that the pressure in the armrest mold cavity is at the preset value, so that it is ensured that the armrest mold cavity has large pressure, it is ensured that injection molding raw materials keep high density, the bubble amount in the injection molding raw materials is reduced, and the structural strength of the office chair armrest subjected to injection molding is easily ensured. And on the other hand, the pressure control mechanism can prevent the pressure in the handrail die cavity from being too large, and the handrail die cavity is prevented from deforming under the too large pressure.

The novel office chair comprises a first sofa cushion, supporting plates, a second sofa cushion and a sofa pillow, the supporting plates are arranged on the two sides of the first sofa cushion respectively, the second sofa cushion is arranged on the top of the first sofa cushion, first movable seats are hinged to the two sides of the first sofa cushion respectively, and first supporting rods are arranged on one sides of the two first movable seats respectively. The top ends of the two first supporting rods are connected with second supporting rods in an inserted mode, sofa pillows are arranged on the opposite sides of the two second movable seats, limiting holes are formed in the sides, away from each other, of the two first supporting rods respectively, and two limiting structures are arranged in the two containing cavities respectively. The sofa pillow is rotated to the position perpendicular to the second sofa cushion, then the second sofa cushion is lifted upwards and pulled out to the front side of the first sofa cushion, then the protruding blocks on the two sides are pressed, the second supporting rod is compressed to the proper position, the protruding blocks are matched with the limiting holes, and fixing of the second supporting rod is completed; the sofa pillow is placed on the rear side of the top of the first sofa cushion and can serve as a deck chair, a user can lie down to have a rest, and different rest modes of the user are met.

The utility model provides a waist supporting office chair which comprises a bottom plate, a rotary adjusting rod arranged at the top end of the bottom plate, a seat cushion arranged at the top end of the adjusting rod, a supporting rod arranged on the side face of the seat cushion, armrests arranged at the top end of the supporting rod, a back cushion arranged in the middle of the supporting rod, and a fixing block arranged on the back face of the back cushion. A first baffle is arranged on the surface of the fixing block, a sliding rod is arranged in the fixing block, and a second baffle is arranged on the back face of the sliding rod. Automatic adjustment and stable attachment of the supporting net are achieved, when a user leans against the surface of the back cushion, the sliding rods slide in the sliding grooves to drive the supporting net to move backwards, meanwhile, elastic force generated by the springs enables the supporting net to be tightly attached to the waist of the user, and therefore the waist supporting effect is effectively enhanced; the problem of insufficient supporting caused by looseness of the mesh cloth is solved, the comfort and supporting performance of use are improved, and it is guaranteed that the waist can be effectively supported after long-time use.

1. The name of the design product: office chair (Mc032-1). 2. The use of the design product: for people to sit and rest. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1. 5. The top view is embodied in perspective view 1, and the top view is omitted; the bottom view is shown in perspective view 2, and the bottom view is omitted.

The utility model relates to office chair technical field proposes a multi -purpose office chair, including support, the support top fixedly connected with the cushion, the bottom fixedly connected with the receiving board of cushion, the inside slide coupling of receiving board has the drawer, the utility model discloses through setting up the drawer, the drawer is divided into several groups by the baffle, can store different types of files or other tools in the inside of drawer, under the action of baffle, can fix the drawer in the inside of receiving board, again because baffle is triangular structure design, when the drawer slides, will be through the slope to baffle and exert the downward thrust, make the vertical pole along the bottom plate and move downward, and baffle drops horizontally immediately, will not hinder the normal sliding of drawer, through setting up the placing plate, can rotate to with support lateral parallel state of placing plate, through the nut and fix the placing plate, some temporary articles can be placed on the placing plate at the time, the skid -proof pad of setting can play certain antiskid effect.

A portable, compact back muscle training device that can be used at home and in the office, characterized in that the training device is used when a person is sitting on a chair or office chair and adapts to the size of chairs, office chairs and the size of a person.

The utility model relates to the technical field of office tables and chairs, in particular to an office chair convenient for rest, which is provided with the equipment, so that the length of a pedal can be increased according to requirements, and the applicable crowd and the comfort level are improved; comprising a seat cushion, a telescopic adjusting supporting leg, two armrests, a pedal and an extension device, a backrest is adjustably arranged at the rear end of the seat cushion, the telescopic adjusting supporting leg is installed in the middle of the bottom end of the seat cushion, the two armrests are symmetrically installed at the left end and the right end of the seat cushion, and the pedal is slidably installed on the front side of the bottom end of the seat cushion; the four limiting rods are installed on the front sides and the rear sides of the inner ends of the two operation plates correspondingly and are in sliding connection with the four telescopic grooves in the pedal correspondingly, the four limiting assemblies are installed at the bottom ends of the four limiting rods correspondingly, and the two high-strength flax technical cloths are in a tightened state.

The office chair with the clothes hanging function comprises a chair frame and a clothes hanger, the clothes hanger comprises a connecting seat and a clothes hanging rod connected with the connecting seat, pin holes are formed in the left side and the right side of the connecting seat, and positioning pins inserted into the pin holes are arranged on the left side and the right side of the chair frame respectively; locking assemblies are arranged on the left side and the right side of the chair frame respectively, strip-shaped locking grooves are formed in the left side and the right side of the connecting seat respectively, each locking assembly comprises a rotating part rotationally arranged on the chair frame, the rear end of each rotating part is arranged in the corresponding strip-shaped locking groove in a penetrating mode, a limiting part is arranged at the rear end of each rotating part, and the limiting parts are attached to the rear side wall face of the connecting seat to form locking. According to the utility model, the rotating piece is rotated to drive the limiting piece to carry out angle switching, so that the limiting piece is attached to the rear side wall surface of the connecting seat to form locking. The locking structure has the advantages that the problem of thread slipping or rusting is solved, the coat hanger is convenient to disassemble and maintain in the later period, and the use requirements of users are met.