CN115886477A

CN115886477A - Synchronous swinging seat

Info

Publication number: CN115886477A
Application number: CN202211399119.1A
Authority: CN
Inventors: 朱政臣; 许炉炎; 骆健东
Original assignee: Foshan Sitzone Furniture Co ltd
Current assignee: Guangdong Jingyi Furniture Co.,Ltd.
Priority date: 2022-11-09
Filing date: 2022-11-09
Publication date: 2023-04-04
Anticipated expiration: 2042-11-09
Also published as: CN115886477B

Abstract

The invention discloses a synchronous swinging seat which comprises a backrest, wherein a first rotating piece is arranged in the middle of the backrest, and a second rotating piece is arranged at the bottom of the backrest; the armrest part is rotatably connected with the backrest through a first rotating part, a connecting piece is arranged above the bottom of the armrest part, and the connecting piece is rotatably connected with the backrest through a second rotating part; the bottom shell is fixedly connected with the armrest part, a plurality of baffles are arranged in the middle of the inner side of the bottom shell, the baffles form a first accommodating space, a second accommodating space is arranged on the left side of the first accommodating space, and a third accommodating space is arranged on the right side of the first accommodating space; the sliding assemblies are respectively arranged in the second accommodating space and the third accommodating space; the seat shell is movably arranged above the bottom shell through a sliding assembly; the locking assembly is arranged in the first accommodating space; wherein the backrest swings to push the seat shell to move relative to the bottom shell, and the locking assembly is used for controlling the movement of the seat. The seat can adapt to the sitting posture of a human body, improves the fitting degree of the human body, and relieves the fatigue of long-time sitting.

Description

Synchronous swinging seat

Technical Field

The invention relates to the technical field of seats, in particular to a synchronous swinging seat.

Background

The chair is as living at home, the indispensable life instrument of office environment, not only living at home has the requirement that is higher and higher to the comfort level of chair, even there is obvious promotion requirement to the travelling comfort and the operability of chair under the prerequisite of guaranteeing work efficiency even in office environment, traditional seat generally has the seat support that supplies the human body to sit down, when the human body is sat in the seat support face, health weight is supported by the seat support, can know by human physiological structure, human backbone is bearing human upper part of the body like the head, the back etc. because the lumbar vertebrae is in the extreme low position of backbone, the load is fairly big, be the juncture of activity section and canned paragraph again, receive the damage more easily. If the sitting posture of the human body is incorrect, the human body is easy to have soreness and backache except for looking mentally, even the spine and the nerve are pressed, and the health is finally affected.

In the existing chairs, most of the chair seat and the chair back are fixedly arranged, or the chair back can swing, so that the chair and the chair back can not move along with the action of a user, the fitting degree with the user is low, and the fatigue feeling is easy to generate after the user sits for a long time.

Disclosure of Invention

The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides the synchronous swinging seat, the base and the backrest can be adapted to the sitting posture of a human body, the fitting degree of the seat to the human body is improved, and the fatigue of long-time sitting is relieved.

A synchro-swing seat according to an embodiment of a first aspect of the present invention includes: the backrest is provided with a first rotating piece in the middle and a second rotating piece at the bottom;

the armrest part is rotatably connected with the backrest through the first rotating part, a connecting piece is arranged above the bottom of the armrest part, and the connecting piece is rotatably connected with the backrest through the second rotating part;

the bottom shell is fixedly connected with the armrest part, a plurality of baffle plates are arranged in the middle of the inner side of the bottom shell, a first accommodating space is formed by the baffle plates, a second accommodating space is arranged on the left side of the first accommodating space, and a third accommodating space is arranged on the right side of the first accommodating space;

the sliding assemblies are respectively arranged in the second accommodating space and the third accommodating space;

the seat shell is movably arranged above the bottom shell through the sliding assembly;

the locking assembly is arranged in the first accommodating space;

wherein the backrest swings to push the seat shell to move relative to the bottom shell, and the locking assembly is used for controlling the movement of the seat.

The synchronous swinging seat provided by the embodiment of the invention at least has the following beneficial effects: backrest and handrail portion rotate through first rotation piece and second and are connected, handrail portion can carry out certain restriction to the rotation range of backrest, when the user applys external force in the backrest, the rotation of certain range can be carried out to the backrest, thereby the position of sitting that the adaptation is different, when the backrest rotates, drive seat shell motion through the connecting piece, still be provided with the slip subassembly on the drain pan, the resistance in the seat shell motion process can be reduced to the slip subassembly, more smoothness and stability in the time of seat shell motion, can further improve the comfort level, still be provided with the locking subassembly in the drain pan, the motion that the locking subassembly is used for controlling the seat, the person of facilitating the use controls the height of seat and controls whether the seat carries out the swing motion, the different operating mode of adaptation, can improve the comfort level of seat, slow down the fatigue of sitting for a long time.

According to some embodiments of the present invention, the sliding assembly includes a sliding rail and a sliding rail, the sliding rail is disposed on the bottom case, the sliding rail is disposed in the second accommodating space and the third accommodating space, respectively, the sliding rail is mounted at the bottom of the bottom case, and the sliding rail are adapted to each other. The pulley and the slide rail are mutually matched, so that the resistance in the movement process of the seat shell can be reduced, the noise can be reduced, and the comfort level of the seat can be further improved.

According to some embodiments of the present invention, two sets of slide rails are disposed in the first accommodating space, and two sets of slide rails are disposed in the second accommodating space, and the extending direction of the slide rails is the same as the extending direction of the armrest portion. Set up two sets of slide rails and can make more stable when seat shell is gliding, the atress is balanced, and sliding assembly is difficult to damage.

According to some embodiments of the invention, the slide rail and the bottom shell are designed to form an included angle, and the included angle is designed to gradually rise from a direction departing from the backrest. When the seat shell is lifted, the seat shell can be lifted synchronously along the design of the included angle, so that the seat shell is adapted to different sitting postures, and the seat shell has better comfort level.

According to some embodiments of the invention, a reset device is provided in the bottom shell for resetting the seat shell after completion of the movement. When the seat shell completes lifting movement, the seat shell can be reset by the resetting device.

According to some embodiments of the present invention, the return device is two first return springs, the two first return springs are respectively disposed in the second accommodating space and the third accommodating space, one end of each first return spring is connected to the bottom case, and the other end of each first return spring is connected to the seat case.

According to some embodiments of the invention, the seat shell is provided with a notch, the notch is arranged corresponding to the first return spring, and the projection area of the notch in the vertical direction is larger than that of the first return spring in the vertical direction. The notch is favorable for installing the first reset spring, the installation process of the first reset spring is simplified, and the installation efficiency is improved.

According to some embodiments of the present invention, the locking assembly includes a telescopic locking member and a swing locking member, the swing locking member includes a locking bolt and a first switch lead, the locking bolt is disposed at one side of the baffle, the baffle is provided with a first opening adapted to the locking bolt, the first switch lead controls movement of the locking bolt, the telescopic locking member is disposed at a middle portion of the first receiving space, the telescopic locking member includes a swing member and a second switch lead, a telescopic cylinder is disposed below the telescopic locking member, and the telescopic locking member controls opening and closing of the telescopic cylinder. Set up swing locking piece and swing locking piece respectively, the user can go to adjust the seat according to the operating mode of difference and get into swing regulation mode or get into height control mode.

According to some embodiments of the invention, the bottom of the seat shell is provided with an outward-turned part, the outward-turned part is matched with the baffle, the outward-turned part is provided with a second opening, the second opening is arranged corresponding to the first opening, the locking bolt is movably arranged and inserted in the first opening and the second opening, the locking bolt is connected with a second return spring, one end of the second return spring is connected with the locking bolt, and the other end of the second return spring is connected with the bottom shell. When the locking bolt is inserted into the first opening and the second opening, the bottom shell and the seat shell cannot move relatively, and therefore the locking function is achieved.

According to some embodiments of the invention, the swing member is provided with a rotating shaft at the bottom, the second switch lead is connected with the top of the swing member, and the second switch lead pulls the top of the swing member to trigger the switch of the telescopic cylinder. The telescopic cylinder is favorable for adjusting the height of the seat in the vertical direction, and the comfort level of the seat is further improved.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The invention is further described with reference to the following figures and examples, in which:

FIG. 1 is a schematic view of a synchronous swing seat in accordance with an embodiment of the present invention;

FIG. 2 is one of the schematic internal views of a synchronous swinging seat according to the embodiment of the present invention;

FIG. 3 is a second schematic view of the inside of a synchronous swinging seat according to the embodiment of the present invention;

FIG. 4 is an internal schematic view of a seat shell according to an embodiment of the present invention;

FIG. 5 is an external view of a seat shell according to an embodiment of the present invention;

fig. 6 is a schematic view of a backrest and armrest portion according to an embodiment of the invention.

Reference numerals: a backrest 100; an armrest portion 110; a seat cushion 120; a telescopic cylinder 130; a seat housing 140; a notch 150; a first rotating member 160; a second rotating member 165; a pulley 170; a connecting member 180; a slide rail 190; a limiting device 200; a swing lock 210; a telescopic locking member 220; a first switch lead 225; a second switch lead 230; a rotating shaft 240; a locking bolt 250; a second return spring 260; a first opening 300; a first return spring 310; a second opening 320; a first accommodating space 400; a second accommodating space 410; a third accommodating space 420; a baffle 430.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means is one or more, a plurality of means is two or more, and greater than, less than, more than, etc. are understood as excluding the essential numbers, and greater than, less than, etc. are understood as including the essential numbers. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.

Referring to fig. 1 to 4, a seat that swings synchronously includes a backrest 100, a first rotating member 160 provided in the middle of the backrest 100, and a second rotating member 165 provided at the bottom of the backrest 100; the armrest part 110 is rotatably connected with the backrest 100 through a first rotating member 160, a connecting member 180 is arranged above the bottom of the armrest part 110, and the connecting member 180 is rotatably connected with the backrest 100 through a second rotating member 165; a bottom case fixedly connected to the armrest portion 110, wherein a plurality of baffles 430 are disposed in the middle of the inner side of the bottom case, the baffles 430 form a first accommodating space 400, a second accommodating space 410 is disposed on the left side of the first accommodating space 400, and a third accommodating space 420 is disposed on the right side of the first accommodating space 400; sliding components respectively arranged in the second accommodating space 410 and the third accommodating space 420; the seat shell 140 is movably arranged above the bottom shell through a sliding assembly; a locking assembly disposed in the first receiving space 400; wherein the backrest 100 swings to push the seat shell 140 to move relative to the base shell, and the locking assembly is used to control the movement of the seat. When the backrest 100 performs the synchronous swinging motion, the backrest 100 swings to a certain extent around the first rotating member 160, and the backrest 100 and the seat shell 140 are connected by the second rotating member 165, so that when the backrest 100 rotates, the force can be transmitted to the seat shell 140. The second rotating piece 165 is a half-tooth bolt, the connecting piece 180 is fixedly connected with the seat shell 140, the threaded portion of the half-tooth bolt is mounted with the backrest 100, the polished rod portion of the half-tooth bolt is mounted with the connecting piece 180, the half-tooth bolt can play a role in connection and fixation, meanwhile, the rotation of the backrest 100 is not affected, and torque can be better transmitted.

Referring to fig. 4 and 5, the sliding assembly includes a plurality of sets of pulleys 170 and a plurality of sets of sliding rails 190, the sliding rails 190 are disposed on the bottom case, the sliding rails 190 are respectively disposed in the second accommodating space 410 and the third accommodating space 420, the pulleys 170 are mounted at the bottom of the bottom case, and the sliding rails 190 and the pulleys 170 are adapted to each other. Two sets of slide rails 190 are disposed in the second accommodating space 410, two sets of slide rails 190 are disposed in the third accommodating space 420, the extending direction of the slide rails 190 is the same as the extending direction of the armrest portion 110, and the seat shell 140 can move along the corresponding direction by limiting the extending direction of the slide rails 190. Wherein, one side of the partial slide rail 190 is further provided with a limiting device 200, the limiting device 200 is arranged at the tail end of the slide rail 190, and the limiting device 200 can limit the movement direction of the pulley 170 to a certain extent, so as to prevent the pulley 170 from falling off from the slide rail 190 and affecting the use of the seat. Slide rail 190 is the contained angle design with the drain pan, and the contained angle design is from the direction that deviates from back 100 and is lifted gradually, and when the user applied external force to back 100, when promoting the motion of seat shell 140 of bottom, seat shell 140 is along the track lifting, can the human curve of adaptation more. It is understood that the slide rail 190 may be installed on the bottom shell by means of a mounting seat, the slide rail 190 is installed above the mounting seat, and the height of the mounting seat gradually increases from the direction away from the backrest 100, so that the slide rail 190 has a certain raised angle. In some embodiments, a slider may be used instead of the pulley 170, and the use of a slider may produce different lifting effects.

Referring to fig. 1, 4 and 5, a reset device is disposed in the bottom case, and the reset device is used for resetting the seat case 140 after completing the movement, and the reset device is two first reset springs 310. The left side of the first accommodating space 400 is provided with a second accommodating space 410, the right side of the first accommodating space 400 is provided with a third accommodating space 420, the seat shell 140 is arranged above the second accommodating space 410 and the third accommodating space 420, and the seat shell 140 enables the second accommodating space 410 and the third accommodating space 420 to form a relatively closed space, so that external dust can be reduced to the greatest extent and enters the inside of the seat. The first return spring 310 is disposed in the second accommodating space 410, the first return spring 310 is also disposed in the third accommodating space 420, one end of the first return spring 310 is connected to the bottom case, and the other end is connected to the seat case 140, so that automatic reset can be realized. A seat cushion 120 is further disposed above the seat shell 140, so that the comfort of the seat is further improved.

Referring to fig. 2, the notch 150 is formed in the seat shell 140, the notch 150 is arranged corresponding to the first return spring 310, the projection area of the notch 150 in the vertical direction is larger than the projection area of the first return spring 310 in the vertical direction, the notch 150 is arranged to facilitate installation of the first return spring 310, the installation process of the first return spring 310 is simplified, the installation efficiency is improved, the first return spring 310 can be directly installed in the notch 150, the installation efficiency can be improved, and the installation process is simplified.

Referring to fig. 2 to 5, the locking assembly includes a telescopic locking member 220 and a swing locking member 210, the swing locking member 210 includes a locking bolt 250 and a first switch lead 225, the locking bolt 250 is disposed at one side of a blocking plate 430, the blocking plate 430 is provided with a first opening 300 adapted to the locking bolt 250, the first switch lead 225 controls the movement of the locking bolt 250, the telescopic locking member 220 is disposed at the middle of the first receiving space 400, the telescopic locking member 220 includes a swing member and a second switch lead 230, a telescopic cylinder 130 is disposed below the telescopic locking member 220, and the telescopic locking member 220 controls the opening and closing of the telescopic cylinder 130. The swing locking member 210 and the swing locking member 210 are respectively arranged, so that a user can adjust the seat to enter a swing adjusting mode or a height adjusting mode according to different working conditions. Two handles are respectively arranged on the outer side of the bottom shell, and the handles respectively correspond to the first switch lead 225 and the second switch lead 230, so that the handles are convenient to control.

The bottom of the seat shell 140 is provided with an outward turning part, the outward turning part is matched with the baffle 430, the outward turning part is provided with a second opening 320, the second opening 320 is arranged corresponding to the first opening 300, the locking bolt 250 is movably arranged in the first opening 300 and the second opening 320 in an inserted mode, the locking bolt 250 is connected with a second return spring 260, one end of the second return spring 260 is connected with the locking bolt 250, and the other end of the second return spring 260 is connected with the bottom shell. Two sets of locking latches 250 are disposed in the first accommodating space 400, the two sets of locking latches 250 are disposed at one side of the baffle 430, and when the locking latches 250 are inserted into the first opening 300 and the second opening 320, the bottom case and the seat case 140 cannot move relatively, thereby realizing the function of locking the seat to swing. The first switch lead 225 is connected to a spring arrangement, which is provided with two control lines that control two locking latches 250, respectively, so that one switch controls two locking latches 250.

The bottom of the swinging member is provided with a rotating shaft 240, a second switch lead 230 is connected with the top of the swinging member, and the second switch lead 230 pulls the top of the swinging member to trigger the switch of the telescopic cylinder 130. The telescopic cylinder 130 is beneficial to adjusting the height of the seat in the vertical direction, and the comfort level of the seat is further improved. One end of the oscillating piece is also provided with a limiting spring, and the limiting spring can ensure that the oscillating piece can be pressed down by taking the rotating shaft 240 as the circle center when pressed down, so that the oscillating piece can be accurately pressed to the switch of the telescopic cylinder 130. When the user pulls the second switch lead 230, the swinging member presses the switch of the telescopic cylinder 130, and the telescopic cylinder 130 jacks up the seat, thereby realizing the height adjustment of the seat.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.

Claims

1. A synchro-swing seat, comprising:

the backrest is provided with a first rotating piece in the middle and a second rotating piece at the bottom;

the bottom shell is fixedly connected with the armrest part, a plurality of baffles are arranged in the middle of the inner side of the bottom shell, a first accommodating space is formed by the baffles, a second accommodating space is arranged on the left side of the first accommodating space, and a third accommodating space is arranged on the right side of the first accommodating space;

the locking assembly is arranged in the first accommodating space;

2. The seat according to claim 1, wherein the sliding assembly comprises a sliding rail and a sliding rail, the sliding rail is disposed on the bottom shell, the sliding rail is disposed in the second accommodating space and the third accommodating space respectively, the sliding rail is mounted at the bottom of the bottom shell, and the sliding rail are adapted to each other.

3. The synchronous swinging seat as claimed in claim 2, wherein two sets of slide rails are disposed in the first accommodating space, and two sets of slide rails are disposed in the second accommodating space, and the extension directions of the slide rails are the same as the extension directions of the armrest portions.

4. The seat as claimed in claim 3, wherein the slide rail and the bottom shell are designed to form an included angle, and the included angle is designed to gradually rise from the direction away from the backrest.

5. The synchronous oscillating seat according to claim 1, wherein a return device is provided in the bottom shell for returning the seat shell after the seat shell has completed its movement.

6. The synchronous swinging seat as claimed in claim 5, wherein the return means is two first return springs, the two first return springs are respectively disposed in the second accommodating space and the third accommodating space, one end of the first return spring is connected to the bottom shell, and the other end of the first return spring is connected to the seat shell.

7. The synchronous swinging seat as claimed in claim 6, wherein the seat shell is provided with a notch, the notch is arranged corresponding to the first return spring, and the projected area of the notch in the vertical direction is larger than the projected area of the first return spring in the vertical direction.

8. The seat of claim 1, wherein the locking assembly comprises a telescopic locking member and a swing locking member, the swing locking member comprises a locking bolt and a first switch lead, the locking bolt is disposed on one side of the baffle, the baffle is provided with a first opening matched with the locking bolt, the first switch lead controls the movement of the locking bolt, the telescopic locking member is disposed in the middle of the first accommodating space, the telescopic locking member comprises a swing member and a second switch lead, a telescopic cylinder is disposed below the telescopic locking member, and the telescopic locking member controls the opening and closing of the telescopic cylinder.

9. The synchronous swinging seat as claimed in claim 8, wherein the bottom of the seat shell is provided with an outward-turned part, the outward-turned part is matched with the baffle plate, the outward-turned part is provided with a second opening, the second opening is arranged corresponding to the first opening, the locking bolt is movably arranged and inserted in the first opening and the second opening, the locking bolt is connected with a second return spring, one end of the second return spring is connected with the locking bolt, and the other end of the second return spring is connected with the bottom shell.

10. The seat as claimed in claim 8, wherein the bottom of the swing member is provided with a pivot, the second switch lead is connected to the top of the swing member, and the second switch lead pulls the top of the swing member to activate the switch of the telescopic cylinder.