CN218791357U

CN218791357U - Office chair back cushion structure

Info

Publication number: CN218791357U
Application number: CN202222418542.3U
Authority: CN
Inventors: 戴云云
Original assignee: Anji Kangming Chair Industry Co ltd
Current assignee: Zhongke Furniture Group Co ltd
Priority date: 2022-09-13
Filing date: 2022-09-13
Publication date: 2023-04-07
Anticipated expiration: 2032-09-13

Abstract

The utility model discloses an office chair back cushion structure, which relates to the technical field of office chair back cushions and comprises an office chair back plate and a fixing component; back board of office chair: the side surface of the office chair back plate is slidably connected with a sliding frame, the back side surface of the office chair back plate is provided with clamping holes which are uniformly distributed, the upper side surface of the sliding frame is provided with a head supporting assembly, and the front side surface of the sliding frame is provided with a waist supporting assembly; fixing the assembly: contain fixed frame, U-shaped card post, first solid fixed ring and spring, be fixed with fixed frame on the trailing flank of sliding frame, set up two corresponding connecting holes on fixed frame's the trailing flank, the inside sliding connection of two connecting holes has the U-shaped card post, the front end joint of U-shaped card post is in the inside in two card holes rather than corresponding, be fixed with two corresponding first solid fixed rings on the periphery of U-shaped card post, can be very convenient dismantle to can adjust according to external environment.

Description

Office chair back cushion structure

Technical Field

The utility model relates to an office chair back cushion technical field specifically is an office chair back cushion structure.

Background

An office chair is a variety of chairs which are convenient to work in daily work and social activities, office partner office chairs are in a narrow sense and a broad sense, the narrow office chair is a chair on which a person sits when working on a table top in a sitting posture state, the broad sense office chair is all chairs used in offices, including office chairs for large class, middle class chairs, guest-meeting chairs, office chairs, meeting-grid guest chairs, training chairs and the like, although the design of the existing office chair back cushion is designed from the ergonomic angle, the universality is poor, if a back cushion used in winter cannot be well adapted to summer use, if too many sponge cushions are arranged on the back cushion, summer use is relatively warm, the sponge cushions are few, winter use is not comfortable, and the back cushion of the existing office chair cannot be detached in the using process or is relatively troublesome to detach, so that an office chair back cushion structure is provided.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide an office chair back cushion structure, can be very convenient dismantle to can adjust according to external environment, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a back cushion structure of an office chair comprises a back plate of the office chair and a fixing component;

back board of office chair: the side surface of the office chair back plate is connected with a sliding frame in a sliding manner, clamping holes which are uniformly distributed are formed in the rear side surface of the office chair back plate, a head supporting assembly is installed on the upper side surface of the sliding frame, and a waist supporting assembly is installed on the front side surface of the sliding frame;

fixing the assembly: contain fixed frame, U-shaped card post, first solid fixed ring and spring, be fixed with fixed frame on the trailing flank of sliding frame, set up two corresponding connecting holes on fixed frame's the trailing flank, the inside sliding connection of two connecting holes has the U-shaped card post, the front end joint of U-shaped card post is in the inside in two card holes rather than corresponding, be fixed with two corresponding first solid fixed rings on the periphery of U-shaped card post, two corresponding springs have been cup jointed on the periphery of U-shaped card post, the one end of spring is fixed on first solid fixed ring's rear end face, the other end of spring is fixed in fixed frame's inside, fixes the sliding frame through setting up fixed subassembly.

Further, head supporting component contains telescopic link, U-shaped frame, commentaries on classics board, rubber block and sponge piece, be fixed with the telescopic link on the last side of smooth frame, be fixed with the U-shaped frame on the flexible arm of telescopic link, the inside rotation of U-shaped frame is connected with the commentaries on classics board, both sides are fixed with sponge piece and rubber block respectively around the commentaries on classics board, support user's head through setting up head supporting component.

Further, still include fastening components, fastening components contains pivot, fixed plate and bolt, the connecting hole has been seted up on the right flank of U-shaped frame, the inside of connecting hole is rotated and is connected with the pivot, the pivot is fixed on the right flank of commentaries on classics board, the slide opening has been seted up on the periphery of pivot, be fixed with the fixed plate on the right flank of U-shaped frame, the threaded hole is seted up at the middle part of fixed plate, the internal thread of screw hole is connected with the bolt, the front end joint of bolt is in the inside of slide opening, fixes the commentaries on classics board through setting up fastening components.

Further, the lumbar support component comprises a support air bag, a sponge plate and a sealing plug, a groove is formed in the front side face of the sliding frame, the support air bag is fixed inside the groove, the sponge plate is fixed on the front side face of the support air bag, the sealing plug is connected in the air outlet of the support air bag in a clamping mode, and the lumbar of a user is supported by the lumbar support component.

Furthermore, the lumbar support component further comprises a gas pipe and a gas transmission air bag, the gas pipe is fixed in the gas inlet of the support air bag, and the right end of the gas pipe is fixed in the gas outlet of the gas transmission air bag.

Furthermore, a second fixing ring is sleeved on the circumferential surface of the gas pipe and fixed on the upper side surface of the sliding frame, and the gas pipe is supported by the second fixing ring.

Compared with the prior art, the beneficial effects of the utility model are that: this office chair back cushion structure has following benefit:

1. by arranging the fixing assembly, when the disassembly is needed, a user only needs to pull the U-shaped clamping column backwards to separate the front end of the U-shaped clamping column from two adjacent clamping holes, and after the separation, the user pulls the sliding frame upwards to separate the sliding frame from the back plate of the office chair, so that the disassembly can be completed very conveniently after the separation;

2. make the in-process that uses can lift the bolt off through setting up head supporting component, lift the back and rotate the position of board adjustment sponge piece and rubber block according to outside environment, reuse bolt is fixed with the pivot after the adjustment, can carry out very comfortable support to user's head after fixed.

Drawings

FIG. 1 is a schematic front side view of the present invention;

FIG. 2 is a schematic structural view of the fixing assembly of the present invention;

fig. 3 is a schematic diagram of the rear side structure of the present invention.

In the figure: 1 office chair back board, 2 sliding frames, 3 clamping holes, 4 fixing components, 41 fixing frames, 42U-shaped clamping columns, 43 first fixing rings, 44 springs, 5 head supporting components, 51 telescopic rods, 52U-shaped frames, 53 rotating plates, 54 rubber blocks, 55 sponge blocks, 6 fastening components, 61 rotating shafts, 62 fixing plates, 63 bolts, 7 lumbar supporting components, 71 supporting air bags, 72 sponge plates, 73 sealing plugs, 74 air conveying pipes, 75 air conveying air bags and 8 second fixing rings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present embodiment provides a technical solution: a back cushion structure of an office chair comprises a back plate 1 of the office chair and a fixing component 4;

office chair back board 1: the side surface is connected with a sliding frame 2 in a sliding way, the back side surface of an office chair back plate 1 is provided with clamping holes 3 which are uniformly distributed, the upper side surface of the sliding frame 2 is provided with a head supporting component 5, the front side surface of the sliding frame 2 is provided with a waist supporting component 7, the head supporting component 5 comprises an expansion link 51, a U-shaped frame 52, a rotating plate 53, a rubber block 54 and a sponge block 55, the upper side surface of the sliding frame 2 is fixed with the expansion link 51, the expansion link 51 is fixed with the U-shaped frame 52 on an expansion arm of the expansion link 51, the inside of the U-shaped frame 52 is connected with the rotating plate 53 in a rotating way, the front side and the back side of the rotating plate 53 are respectively fixed with the sponge block 55 and the rubber block 54, the chair further comprises a fastening component 6, the fastening component 6 comprises a rotating shaft 61, a fixing plate 62 and a bolt 63, the right side surface of the U-shaped frame 52 is provided with a connecting hole, the inside of the connecting hole is connected with a rotating shaft 61 in a rotating way, the rotating shaft 61 is fixed on the right side surface of the rotating plate 53, the rotating shaft 61, the circumferential surface of the rotating shaft 61 is provided with sliding holes, a fixing plate 62 is fixed on the right side surface of the U-shaped frame 52, a threaded hole is formed in the middle of the fixing plate 62, a bolt 63 is connected with the inner thread of the threaded hole, the front end of the bolt 63 is clamped inside the sliding hole, the lumbar support component 7 comprises a support air bag 71, a sponge plate 72 and a sealing plug 73, a groove is formed in the front side surface of the sliding frame 2, the support air bag 71 is fixed inside the groove, the sponge plate 72 is fixed on the front side surface of the support air bag 71, the sealing plug 73 is clamped inside an air outlet of the support air bag 71, the lumbar support component 7 further comprises an air pipe 74 and an air conveying air bag 75, the air pipe 74 is fixed inside the air inlet of the support air bag 71, the right end of the air pipe 74 is fixed inside the air outlet of the air conveying air bag 75, the lumbar support component 7 is arranged to support the waist of a user, and the rotating plate 53 is fixed through the fastening component 6, the head of the user is supported by arranging a head support component 5;

the fixing component 4: the sliding frame comprises a fixed frame 41, a U-shaped clamping column 42, a first fixed ring 43 and springs 44, wherein the fixed frame 41 is fixed on the rear side face of the sliding frame 2, two corresponding connecting holes are formed in the rear side face of the fixed frame 41, the U-shaped clamping column 42 is connected to the inside of the two corresponding clamping holes 3 in a sliding mode inside the two connecting holes, the front end of the U-shaped clamping column 42 is connected to the inside of the two corresponding clamping holes 3 in a clamping mode, the two corresponding first fixed rings 43 are fixed on the circumferential face of the U-shaped clamping column 42, the two corresponding springs 44 are sleeved on the circumferential face of the U-shaped clamping column 42, one end of each spring 44 is fixed on the rear end face of the corresponding first fixed ring 43, the other end of each spring 44 is fixed inside the fixed frame 41, and the sliding frame 2 is fixed through the fixing assembly 4.

Wherein: the circumferential surface of the gas pipe 74 is sleeved with a second fixing ring 8, the second fixing ring 8 is fixed on the upper side surface of the sliding frame 2, and the gas pipe 74 is supported by arranging the second fixing ring 8.

The utility model provides a pair of office chair back cushion structure's theory of operation as follows: firstly, the sliding frame 2 is sleeved on the side face of the office chair back plate 1, after the sleeving is finished, the U-shaped clamping column 42 is adjusted and pulled backwards according to requirements, so that the front end of the U-shaped clamping column 42 is separated from two adjacent clamping holes 3, after the separation, a user pulls the sliding frame 2 upwards to adjust the height of the sliding frame 2, after the adjustment, the air transmission air bag 75 is pressed to transmit air to the supporting air bag 71, the air transmission air bag is enabled to be expanded, the waist of the user can be supported after the expansion, the bolt 63 can be detached in the using process by arranging the head supporting component 5, after the detachment, the rotating plate 53 is rotated according to the external environment to adjust the positions of the sponge block 55 and the rubber block 54, after the adjustment, the bolt 63 is reused to fix the rotating shaft 61, and after the fixation, the head of the user can be supported very comfortably.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. The utility model provides an office chair back cushion structure which characterized in that: comprises an office chair back plate (1) and a fixing component (4);

office chair back panel (1): the side surface of the office chair back plate (1) is connected with a sliding frame (2) in a sliding mode, clamping holes (3) which are uniformly distributed are formed in the rear side surface of the office chair back plate (1), a head supporting assembly (5) is installed on the upper side surface of the sliding frame (2), and a waist supporting assembly (7) is installed on the front side surface of the sliding frame (2);

fixing assembly (4): contain fixed frame (41), U-shaped card post (42), first solid fixed ring (43) and spring (44), be fixed with fixed frame (41) on the trailing flank of sliding frame (2), set up two corresponding connecting holes on the trailing flank of fixed frame (41), the inside sliding connection of two connecting holes has U-shaped card post (42), the front end joint of U-shaped card post (42) is in the inside rather than two card holes (3) that correspond, be fixed with two corresponding solid fixed ring (43) on the periphery of U-shaped card post (42), cup jointed two corresponding spring (44) on the periphery of U-shaped card post (42), the one end of spring (44) is fixed on the rear end face of solid fixed ring (43), the inside at fixed frame (41) is fixed to the other end of spring (44).

2. An office chair headrest structure according to claim 1, characterised in that: head supporting component (5) contain telescopic link (51), U-shaped frame (52), commentaries on classics board (53), block rubber (54) and sponge piece (55), be fixed with telescopic link (51) on the last side of smooth frame (2), be fixed with U-shaped frame (52) on the flexible arm of telescopic link (51), the inside rotation of U-shaped frame (52) is connected with commentaries on classics board (53), both sides are fixed with sponge piece (55) and block rubber (54) respectively around commentaries on classics board (53).

3. An office chair headrest structure according to claim 2, characterised in that: still include fastening components (6), fastening components (6) contain pivot (61), fixed plate (62) and bolt (63), the connecting hole has been seted up on the right flank of U-shaped frame (52), the inside of connecting hole is rotated and is connected with pivot (61), pivot (61) are fixed on the right flank of commentaries on classics board (53), the slide opening has been seted up on the periphery of pivot (61), be fixed with fixed plate (62) on the right flank of U-shaped frame (52), the screw hole has been seted up at the middle part of fixed plate (62), the internal thread of screw hole is connected with bolt (63), the front end joint of bolt (63) is in the inside of slide opening.

4. An office chair headrest structure according to claim 1, wherein: waist supporting component (7) contain support gasbag (71), sponge board (72) and sealing plug (73), seted up the recess on the leading flank of sliding frame (2), the inside of recess is fixed with supports gasbag (71), be fixed with sponge board (72) on the leading flank of support gasbag (71), it has sealing plug (73) to block in the gas outlet of support gasbag (71).

5. An office chair headrest structure according to claim 4, characterised in that: the lumbar support assembly (7) further comprises an air conveying pipe (74) and an air conveying air bag (75), the air conveying pipe (74) is fixed in the air inlet of the support air bag (71), and the right end of the air conveying pipe (74) is fixed in the air outlet of the air conveying air bag (75).

6. An office chair headrest structure according to claim 5, characterised in that: the circumferential surface of the gas conveying pipe (74) is sleeved with a second fixing ring (8), and the second fixing ring (8) is fixed on the upper side surface of the sliding frame (2).