CN219249650U

CN219249650U - Adjustable office chair armrest

Info

Publication number: CN219249650U
Application number: CN202320708687.9U
Authority: CN
Inventors: 柴志杰
Original assignee: Jiaxing Guangjie Plastic Industry Co ltd
Current assignee: Jiaxing Guangjie Plastic Industry Co ltd
Priority date: 2023-04-03
Filing date: 2023-04-03
Publication date: 2023-06-27
Anticipated expiration: 2033-04-03

Abstract

The utility model provides an adjustable office chair armrest, which relates to the technical field of office chairs and aims to solve the problems that the existing people need to sit on the chair for a long time to work, and the elbows need to be supported on the armrests for a long time to work, so that the positions and angles of the armrests need to be adjusted, and if the angles or the positions of the armrests cannot be adjusted, the elbows cannot be supported on the armrests, and the arms can be tired after long-time work, and the adjustable office chair armrest comprises a chair; the two side walls of the seat are respectively provided with an adjusting block in a sliding manner; grooves are respectively formed in the side walls of the two adjusting blocks at the back ends; the lower ends of the opposite ends of the two adjusting blocks are respectively fixedly provided with a guide block. The utility model not only can adjust the position of the armrest back and forth, but also can adjust the angle of the armrest, at the moment, the elbow or the arm can be conveniently supported on the armrest, so that the arm can be fully relaxed, the arm can be comfortably supported on the armrest, and the arm can not be tired during long-time work.

Description

Adjustable office chair armrest

Technical Field

The utility model relates to the technical field of office chairs, in particular to an adjustable office chair armrest.

Background

Office chairs are various chairs which are equipped for convenience in daily work and social activities, office partners divide the office chairs into a narrow sense and a broad sense, the narrow sense office chairs are backrest chairs which are used for office chairs when people perform desktop work in a sitting posture, the broad sense office chairs are all chairs used for offices, the common office chairs are chairs provided with backrests, seats with armrests are transversely arranged on two sides of the chairs, and the armrests are used for supporting arms after people rest in office.

In the process of taking an office chair, as people need to sit on the chair for a long time to work and the elbows need to be supported on the armrests for a long time to work, the positions and angles of the armrests need to be adjusted, if the angles or positions of the armrests cannot be adjusted, the elbows cannot be supported on the armrests, and the arms can be tired after long-time work.

Disclosure of Invention

In order to solve the technical problems, the utility model provides an adjustable office chair armrest, which solves the problems that the existing chair armrest needs to be used for sitting on a chair for a long time, and the elbow needs to be supported on the armrest during long-time work, so that the position and the angle of the armrest need to be adjusted, and if the angle or the position of the armrest cannot be adjusted, the elbow cannot be supported on the armrest, and the arm is tired during long-time work.

The utility model discloses an adjustable office chair armrest, which is characterized by comprising the following specific technical means:

an adjustable office chair armrest comprising a chair; the two side walls of the seat are respectively provided with an adjusting block in a sliding manner; grooves are respectively formed in the side walls of the two adjusting blocks at the back ends; the lower ends of the opposite ends of the two adjusting blocks are respectively fixedly provided with a guide block;

the upper ends of opposite ends of the two adjusting blocks are respectively fixedly provided with a guide plate, and three through jacks are formed in the guide plates; the groove at the back end of the two adjusting blocks is fixedly provided with a fixed shaft respectively, and the annular side wall of the fixed shaft is sleeved with a spring; threads are respectively arranged on annular side walls of one end, opposite to the fixed shafts, of the two fixed shafts, and slip rings are respectively and slidably arranged on annular side walls of one end, opposite to the fixed shafts;

the two slip rings are respectively and fixedly provided with mutually symmetrical pull rings on opposite side walls, six sliding blocks are uniformly and fixedly arranged on inner annular side walls of the two slip rings, and a circle of limiting blocks are uniformly and fixedly arranged on side walls of one end of the slip rings, which is opposite to the slip rings.

Further, guide grooves are formed in two side walls of the lower end of the seat respectively, fixing frames are fixedly mounted at two ends of the seat respectively, and guide holes are formed in the upper ends of the fixing frames respectively.

Further, two the upper end department of mount is even has offered the spacing hole that runs through, two the stopper is laid respectively on the top of mount, and the top fixed mounting of stopper has the handle, two the bottom of stopper is fixed mounting respectively has the spacing post of mutual symmetry.

Further, six sliding grooves are respectively formed in the annular side walls of the opposite ends of the two fixed shafts, rotating rings are respectively rotatably arranged in the middle of the two fixed shafts, and a circle of limiting grooves are uniformly formed in the side walls of the opposite ends of the two rotating rings.

Furthermore, connecting plates are fixedly installed on annular side walls of the two swivel rings respectively, handrails are installed at the front ends of the two connecting plates respectively, and limiting rings are installed at thread positions of the two fixing shafts in a rotating mode respectively.

Compared with the prior art, the utility model has the following beneficial effects:

the position adjustment of the handrail is good, the lower extreme of spacing post runs through spacing hole and jack simultaneously, fixed restriction is carried out deflector and adjusting block, grasp handrail upper and lower rotation adjustment angle, the restriction piece is whole to be inserted in the restriction groove, carry out temporary fixed restriction to the swivel, simultaneously also restrict the handrail, like this people sit the office on the seat for a long time, according to individual work habit, not only can adjust the position of handrail from beginning to end, can also adjust the angle of handrail, at this moment elbow or arm will conveniently support on the handrail, let the arm obtain abundant relaxation, the comfortable support of arm is on the handrail, long-time during operation arm just can not be tired, thereby work efficiency has been improved.

Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.

Drawings

FIG. 1 is a schematic view of a partially disassembled structure of a fixing bracket and an adjusting block of the present utility model.

Fig. 2 is a schematic view of the upper left front perspective structure of the present utility model.

Fig. 3 is a partially disassembled structure schematic view of the fixed shaft of the present utility model.

Fig. 4 is a schematic view of the swivel part structure of the present utility model.

Fig. 5 is a schematic view of an explosive structure according to the present utility model.

In the figure, the correspondence between the component names and the drawing numbers is:

1. a seat; 101. a guide groove; 102. a fixing frame; 103. a guide hole; 104. a limiting hole; 105. a limiting block; 106. a limit column; 2. adjusting the block; 201. a guide block; 202. a guide plate; 203. a jack; 3. a fixed shaft; 301. a chute; 302. a swivel; 303. a limiting groove; 304. a connecting plate; 305. an armrest; 306. a confinement ring; 307. a slip ring; 308. a slide block; 309. the block is restricted.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples.

Examples:

as shown in fig. 1 to 5:

the utility model provides an adjustable office chair armrest, which comprises a chair 1; the two side walls of the seat 1 are respectively provided with an adjusting block 2 in a sliding manner; grooves are respectively formed on the side walls of the back ends of the two adjusting blocks 2; the lower ends of the opposite ends of the two adjusting blocks 2 are respectively fixedly provided with a guide block 201; the guide blocks 201 are slidably arranged in the guide grooves 101, the upper ends of the opposite ends of the two adjusting blocks 2 are respectively fixedly provided with a guide plate 202, the guide plates 202 are slidably arranged in the guide holes 103, and three through jacks 203 are formed in the guide plates 202; the fixed shafts 3 are respectively fixedly inserted in grooves at the back ends of the two adjusting blocks 2, and the annular side walls of the fixed shafts 3 are sleeved with springs; the spring is positioned between the slip ring 307 and the adjusting block 2, and the annular side walls of the two fixed shafts 3 at the back ends are respectively provided with threads.

The two side walls of the lower end of the seat 1 are respectively provided with a guide groove 101, the two ends of the seat 1 are respectively and fixedly provided with a fixing frame 102, the upper ends of the two fixing frames 102 are respectively provided with a guide hole 103, the upper ends of the two fixing frames 102 are respectively and uniformly provided with a through limit hole 104, the top ends of the two fixing frames 102 are respectively provided with a limit block 105, the top ends of the limit blocks 105 are fixedly provided with handles, when the positions of the armrests 305 are ready to be adjusted, the handles are grasped, the limit blocks 2 are grasped and slide forwards and backwards, the positions of the armrests 305 are adjusted, then the handles on the limit blocks 105 are grasped, the lower ends of the limit blocks 106 simultaneously penetrate through the limit holes 104 and the insertion holes 203, the guide plates 202 and the adjustment blocks 2 are fixedly limited, when the positions of the adjustment blocks 2 slide forwards and backwards, the limit blocks 305 also slide along with the adjustment blocks 2, the handles are grasped upwards, the bottoms of the two limit blocks 105 are respectively and fixedly provided with the limit blocks 106 which are mutually symmetrical, the lower ends of the limit blocks 106 simultaneously penetrate through the limit holes 104 and the insertion holes 203, and the guide plates 2 are fixedly limited and slide forwards and backwards.

Six sliding grooves 301 are respectively formed in annular side walls at opposite ends of the two fixed shafts 3, rotating rings 302 are respectively rotatably arranged in the middle of the two fixed shafts 3, limiting rings 306 are closely attached to the side walls of the rotating rings 302, a circle of limiting grooves 303 are uniformly formed in the side walls at opposite ends of the two rotating rings 302, connecting plates 304 are respectively fixedly arranged on the annular side walls of the two rotating rings 302, armrests 305 are respectively arranged at front ends of the two connecting plates 304, when the angle of the armrests 305 is ready to be adjusted, the limiting rings 306 are firstly rotated to move outwards, at the moment, pull rings on the hooking sliding rings 307 move inwards, when limiting blocks 309 are pulled out of the limiting grooves 303, according to personal habits, the angle of adjustment of the armrests 305 is grasped, after the angle of the armrests 305 is adjusted, the sliding rings 307 are released, the limiting blocks 309 are totally inserted into the limiting grooves 303 by spring ejection, finally, the limiting ring 306 is rotated to move inwards, the side wall of the limiting ring 306 is tightly pressed with the side wall of the rotating ring 302, the rotating ring 302 is temporarily fixed and limited, at the same time, the handrail 305 is limited, when the handrail 305 is pressed down by an elbow, the handrail 305 cannot rotate, the limiting ring 306 is respectively rotatably arranged at the screw thread positions of the two fixing shafts 3, the annular side walls of the opposite ends of the two fixing shafts 3 are respectively and slidably provided with the sliding ring 307, the opposite side walls of the two sliding rings 307 are respectively and fixedly provided with the mutually symmetrical pull rings, six sliding blocks 308 are uniformly and fixedly arranged on the inner annular side walls of the two sliding rings 307, the sliding blocks 308 are slidably arranged in the sliding grooves 301, a circle of limiting blocks 309 are uniformly and fixedly arranged on the side wall of the opposite ends of the two sliding rings 307, all the limiting blocks 309 are respectively inserted into the corresponding limiting grooves 303, the rotating ring 302 is temporarily fixed and limited, the swivel 302 is prevented from rotating by touching.

Specific use and action of the embodiment:

when the armrest 305 on the seat 1 is to be adjusted, the position of the armrest 305 is adjusted, the handle is grasped to lift the limit post 106 upwards, then the adjustment block 2 is grasped to slide forwards and backwards, the position of the armrest 305 is adjusted, then the handle on the limit block 105 is grasped, the lower end of the limit post 106 simultaneously penetrates through the limit hole 104 and the insertion hole 203, the guide plate 202 and the adjustment block 2 are fixedly limited, the adjustment block 2 is prevented from sliding forwards and backwards, then the angle of the armrest 305 is adjusted, the limit ring 306 is rotated to move outwards, at the moment, the pull ring hooked on the slide ring 307 moves inwards, when the limit block 309 is pulled out of the limit groove 303, the armrest 305 is grasped to rotate upwards and downwards according to personal habits, after the angle of the armrest 305 is adjusted, the slide ring 307 is released, the limit block 309 is fully inserted into the limit groove 303, finally the limit ring 306 is rotated inwards, the side wall of the limit ring 306 is tightly pressed with the side wall of the limit ring 302, the armrest 302 is temporarily fixedly limited, and at the moment, the armrest 305 is limited, and the armrest 305 is not rotated downwards.

Claims

1. An adjustable office chair armrest, characterized in that: comprising the following steps: a seat (1); the two side walls of the seat (1) are respectively provided with an adjusting block (2) in a sliding manner; grooves are respectively formed in the side walls of the two adjusting blocks (2) at the back ends; the lower ends of the opposite ends of the two adjusting blocks (2) are respectively fixedly provided with a guide block (201); the upper ends of the opposite ends of the two adjusting blocks (2) are respectively fixedly provided with a guide plate (202), and three through jacks (203) are formed in the guide plates (202);

the fixed shafts (3) are fixedly inserted into grooves at the back ends of the two adjusting blocks (2), and the annular side walls of the fixed shafts (3) are sleeved with springs; threads are respectively arranged on annular side walls of the back ends of the two fixed shafts (3).

2. An adjustable office chair armrest as claimed in claim 1, wherein: guide grooves (101) are respectively formed in two side walls of the lower end of the seat (1), fixing frames (102) are respectively fixedly arranged at two ends of the seat (1), and guide holes (103) are respectively formed in the upper ends of the two fixing frames (102).

3. An adjustable office chair armrest as claimed in claim 2, wherein: the upper ends of the two fixing frames (102) are uniformly provided with through limiting holes (104), limiting blocks (105) are respectively arranged at the top ends of the two fixing frames (102), handles are fixedly arranged at the top ends of the limiting blocks (105), and mutually symmetrical limiting columns (106) are respectively and fixedly arranged at the bottoms of the two limiting blocks (105).

4. An adjustable office chair armrest as claimed in claim 1, wherein: six sliding grooves (301) are respectively formed in annular side walls of opposite ends of the two fixed shafts (3), rotating rings (302) are respectively installed in the middle of the two fixed shafts (3) in a rotating mode, and a circle of limiting grooves (303) are uniformly formed in the side walls of opposite ends of the two rotating rings (302).

5. An adjustable office chair armrest according to claim 4, wherein: connecting plates (304) are fixedly installed on annular side walls of the two swivel rings (302) respectively, armrests (305) are installed at the front ends of the two connecting plates (304) respectively, and limiting rings (306) are installed at screw thread positions of the two fixed shafts (3) in a rotating mode respectively.

6. An adjustable office chair armrest as claimed in claim 1, wherein: slip rings (307) are respectively and slidably mounted on annular side walls of opposite ends of the two fixed shafts (3), mutually symmetrical pull rings are respectively and fixedly mounted on opposite side walls of the two slip rings (307), six sliding blocks (308) are uniformly and fixedly mounted on inner annular side walls of the two slip rings (307), and a circle of limiting blocks (309) are uniformly and fixedly mounted on side walls of opposite ends of the two slip rings (307).