CN214760139U

CN214760139U - Office chair lifting shaft stable in connection

Info

Publication number: CN214760139U
Application number: CN202120219113.6U
Authority: CN
Inventors: 杨新宇
Original assignee: Zhenjiang Yudeng Machinery Co ltd
Current assignee: Zhenjiang Yudeng Machinery Co ltd
Priority date: 2021-01-27
Filing date: 2021-01-27
Publication date: 2021-11-19
Anticipated expiration: 2031-01-27

Abstract

The utility model discloses a connect stable official working chair lift axle relates to office chair technical field, including a lift section of thick bamboo and lift axle, install in the inside of a lift section of thick bamboo the bottom surface of lift axle, the upper surface of a lift section of thick bamboo is provided with lubricating mechanism, the upper portion of lift axle surface is provided with the coupling mechanism of circumference array, every coupling mechanism's bottom surface all is provided with supporting mechanism. The utility model relates to a rational in infrastructure, it can be effectual through the angle of regulating plate, make the connecting plate be connected with office chair's bottom surface through the screw, can improve the stability of being connected of lift axle and office chair, and the slip backup pad, make the slide bar slide at the inner wall of sliding frame, and will block post joint to the upper surface department of cardboard, and then make the backup pad play effectual supporting effect to the regulating plate, make regulating plate and office chair be connected more stable, thereby avoid the lift axle to take place to warp with office chair support.

Description

Office chair lifting shaft stable in connection

Technical Field

The utility model relates to an office chair technical field specifically is a connect stable office chair lift axle.

Background

The office chair refers to various chairs which are convenient to work in daily work and social activities, a backrest chair on which a desktop is seated when the desktop works in a sitting posture, and a generalized office chair is all chairs used in offices.

When the installation of present lift axle, install the top and the office chair of lift axle usually, it is too big when the pressure that the seat received for inclination and then too big, make easily to go up and down to take place to warp between axle and the office chair, and then reduced the stability of lift axle, and the lift axle is long-time going up and down, takes place serious wearing and tearing easily between with a lift section of thick bamboo, and then reduced the lift effect of lift axle. Therefore, the office chair lifting shaft with stable connection is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

One) technical problem to be solved

The utility model aims at providing a stably connected lifting shaft of an office chair, which aims to make up the defects of the prior art.

II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a connect stable office chair lift axle, includes a lift section of thick bamboo and lift axle, the bottom surface of lift axle is installed in the inside of a lift section of thick bamboo, the upper surface of a lift section of thick bamboo is provided with lubricating mechanism, the upper portion of lift off-axial surface is provided with the coupling mechanism of circumference array, every coupling mechanism's bottom surface all is provided with supporting mechanism.

Further, lubricated mechanism includes the framework, the bottom surface of framework and the last fixed surface of a lift section of thick bamboo are connected, the surface of lift axle is located the inside of framework, and the surface of lift axle and the inside sliding connection of framework, the surface mounting intercommunication of framework has into oil pipe, the inner wall of framework is inlayed and is had the sealing washer of circumference array, every the inner circle of sealing washer all rotates and is connected with lubricated ball, and lubricated ball contacts with the lift axle.

Further, the inner wall fixedly connected with oil absorption of framework is cotton, a side fixedly connected with brush that oil absorption is cotton to be close to lubricated ball, and the brush contacts with lubricated ball.

Further, coupling mechanism includes first fixed plate, the surface of first fixed plate and the outer fixed surface connection of a lift section of thick bamboo, a side that a lift section of thick bamboo was kept away from to first fixed plate articulates there is the regulating plate, a side that a first fixed plate was kept away from to the regulating plate articulates there is the connecting plate, the inside threaded connection of connecting plate has the screw.

Further, the supporting mechanism includes a sliding frame and a second fixed plate, the upper surface of the sliding frame is fixedly connected with the bottom surface of the adjusting plate, the outer surface of the second fixed plate is fixedly connected with the outer surface of the lifting cylinder, the clamping plates are fixedly connected with one side of the lifting cylinder and are arranged equidistantly, the sliding rod is slidably connected to the inner wall of the sliding frame, supporting plates are fixedly connected to the two ends of the sliding rod, two supporting plates are fixedly connected to one side of the supporting plates, the supporting plates are close to each other, and the outer surfaces of the clamping columns are in contact with the upper surface of the clamping plates.

Furthermore, the bottom surface of the frame body is fixedly connected with fastening plates in a circumferential array, and one side surface, close to the lifting cylinder, of each fastening plate is fixedly connected with the outer surface of the lifting cylinder.

Thirdly), the beneficial effects are as follows:

compared with the prior art, this connect stable office chair lift axle and possess following beneficial effect:

one, the utility model discloses a setting of coupling mechanism and supporting mechanism, the regulating plate promptly, first fixed plate, the connecting plate, the sliding frame, the slide bar, a supporting plate, the card post, the setting of second fixed plate and cardboard, can effectually adjust the angle of regulating plate, make the connecting plate be connected with office chair's bottom surface through the screw, can improve the stability of being connected of lift axle and office chair, and the slip backup pad, make the slide bar slide at the inner wall of sliding frame, and with the upper surface department of card post joint to cardboard, and then make the backup pad play effectual supporting effect to the regulating plate, make the regulating plate more stable with being connected of office chair, thereby avoid the lift axle to take place to warp with office chair support.

Two, the utility model discloses a setting of lubricated mechanism, the mounting plate promptly, the framework, advance oil pipe, lubricated ball, the cotton setting of sealing washer and oil absorption, add lubricating oil to the inside of framework, and utilize the oil absorption cotton to adsorb lubricating oil, the brush on the oil absorption cotton can lubricate the surface of lubricated ball simultaneously, when the lift axle goes up and down, make the surface of lift axle can stir lubricated ball and rotate, and then make the lubricating oil on the lubricated ball lubricate the surface of lift axle, and then reached and obtain lubricated effect between lift axle and the lift axle, thereby effectually avoid taking place serious wearing and tearing between lift axle and the lift axle.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the lubricating mechanism of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;

fig. 4 is an enlarged schematic view of the structure at B in fig. 2 according to the present invention.

In the figure: 1. a lifting cylinder; 2. a lifting shaft; 3. a lubrication mechanism; 31. a fastening plate; 32. a frame body; 33. an oil inlet pipe; 34. lubricating the balls; 35. a seal ring; 36. oil absorbing cotton; 4. a connecting mechanism; 41. an adjusting plate; 42. A first fixing plate; 43. a connecting plate; 5. a support mechanism; 51. a sliding frame; 52. a slide bar; 53. a support plate; 54. clamping the column; 55. a second fixing plate; 56. and (4) clamping the board.

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.

As shown in fig. 1-4, the utility model provides a technical solution: the utility model provides a connect stable office chair lift axle, includes a lift section of thick bamboo 1 and lift axle 2, and the bottom surface of lift axle 2 is installed in the inside of a lift section of thick bamboo 1, and the upper surface of a lift section of thick bamboo 1 is provided with lubricated mechanism 3, and the upper portion of a lift 2 surfaces is provided with the coupling mechanism 4 of circumference array, and the bottom surface of every coupling mechanism 4 all is provided with supporting mechanism 5.

Further, the lubricating mechanism 3 comprises a frame body 32, the bottom surface of the frame body 32 is fixedly connected with the upper surface of the lifting cylinder 1, the outer surface of the lifting shaft 2 is located inside the frame body 32, the outer surface of the lifting shaft 2 is slidably connected with the inside of the frame body 32, the outer surface of the frame body 32 is fixedly communicated with an oil inlet pipe 33, sealing rings 35 in a circumferential array are embedded in the inner wall of the frame body 32, the inner ring of each sealing ring 35 is rotatably connected with a lubricating ball 34, and the lubricating ball 34 is in contact with the lifting shaft 2. Through the setting of lubricated mechanism 3, can effectually play lubricated effect to the surface of lift axle 2.

Further, the inner wall of the frame 32 is fixedly connected with an oil absorption cotton 36, and a side surface of the oil absorption cotton 36 close to the lubricating ball 34 is fixedly connected with a brush, and the brush is in contact with the lubricating ball 34. Through the setting of oil absorption cotton 36, the preserving lubricating oil that can be better to the volatilization rate of lubricating oil has been reduced.

Further, coupling mechanism 4 includes first fixed plate 42, and the surface of first fixed plate 42 and the outer fixed surface connection of a lift section of thick bamboo 1, a side that lift section of thick bamboo 1 was kept away from to first fixed plate 42 articulate has regulating plate 41, and a side that first fixed plate 42 was kept away from to regulating plate 41 articulates has connecting plate 43, and the internal thread of connecting plate 43 is connected with the screw. Through coupling mechanism 4's setting, can be better install lift axle 2 and office chair to effectual lift axle 2 and office chair's stability of being connected that has improved.

Further, the supporting mechanism 5 includes a sliding frame 51 and a second fixing plate 55, the upper surface of the sliding frame 51 is fixedly connected with the bottom surface of the adjusting plate 41, the outer surface of the second fixing plate 55 is fixedly connected with the outer surface of the lifting cylinder 1, one side of the second fixing plate 55 far away from the lifting cylinder 1 is fixedly connected with clamping plates 56 arranged at equal intervals, the inner wall of the sliding frame 51 is slidably connected with a sliding rod 52, two ends of the sliding rod 52 are fixedly connected with supporting plates 53, one side of the two supporting plates 53 close to each other is fixedly connected with clamping columns 54, and the outer surfaces of the clamping columns 54 are in contact with the upper surfaces of the clamping plates 56. Through the setting of supporting mechanism 5, can be effectual play support fastening effect to adjusting plate 41 to the connection stability of lift axle 2 has been improved.

Furthermore, a circumferential array of fastening plates 31 is fixedly connected to the bottom surface of the frame 32, and one side surface of each fastening plate 31 close to the lifting cylinder 1 is fixedly connected to the outer surface of the lifting cylinder 1. Through the setting of mounting plate 31, the fastening effect of framework 32 can effectually be guaranteed.

The working principle is as follows: firstly, adjusting the angle of the adjusting plate 41, connecting the connecting plate 43 with the bottom surface of the office chair through a screw, connecting the top end of the lifting shaft 2 with the office chair, then sliding the support plate 53 to make the sliding rod 52 slide on the inner wall of the sliding frame 51, and clamping the clamping column 54 to the upper surface of the clamping plate 56, so that the support plate 53 has an effective supporting effect on the adjusting plate 41, the connection between the adjusting plate 41 and the office chair is more stable, thereby avoiding the deformation of the lifting shaft 2 and the office chair support, meanwhile, adding lubricating oil into the frame body 32, adsorbing the lubricating oil by using the oil-absorbing cotton 36, and simultaneously lubricating the surface of the lubricating ball 34 by using the brush on the oil-absorbing cotton 36, when the lifting shaft 2 is lifted, the surface of the lifting shaft 2 can stir the lubricating ball 34 to rotate, and further lubricating the surface of the lifting shaft 2 by using the lubricating oil on the lubricating ball 34, and then reached and obtained lubricated effect between lift axle 2 and the lift section of thick bamboo 1 to effectual the taking place serious wearing and tearing between avoiding lift section of thick bamboo 1 and the lift axle 2.

It should be noted that, in this document, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "fixedly," "mounted," "connected," and "connected" are to be construed broadly, e.g., "mounted" may be fixedly connected, or detachably connected, or integrally connected; "connected" may be mechanically or electrically connected; "connected" may be directly connected or indirectly connected through an intermediate member, or may be internal or external to two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a connect stable office chair lift axle, includes a lift section of thick bamboo (1) and lift axle (2), its characterized in that: the bottom surface of a lifting shaft (2) is installed in a lifting cylinder (1), a lubricating mechanism (3) is arranged on the upper surface of the lifting cylinder (1), a circumferential array of connecting mechanisms (4) is arranged on the upper portion of the outer surface of the lifting shaft (2), and a supporting mechanism (5) is arranged on the bottom surface of each connecting mechanism (4).

2. An office chair lifting shaft capable of being stably connected according to claim 1, wherein: lubricating mechanism (3) include framework (32), the bottom surface of framework (32) is connected with the last fixed surface of a lift section of thick bamboo (1), the surface of lift axle (2) is located the inside of framework (32), and the surface of lift axle (2) and the inside sliding connection of framework (32), the fixed surface intercommunication of framework (32) has into oil pipe (33), the inner wall of framework (32) is inlayed and is had sealing washer (35) of circumference array, every the inner circle of sealing washer (35) all rotates and is connected with lubricated ball (34), and lubricated ball (34) and lift axle (2) contact.

3. An office chair lifting shaft capable of being stably connected according to claim 2, wherein: the inner wall fixedly connected with oil absorption cotton (36) of framework (32), a side fixedly connected with brush that oil absorption cotton (36) are close to lubricated ball (34), and the brush contacts with lubricated ball (34).

4. An office chair lifting shaft capable of being stably connected according to claim 1, wherein: coupling mechanism (4) include first fixed plate (42), the surface of first fixed plate (42) and the outer fixed surface connection of a lift section of thick bamboo (1), a side that a lift section of thick bamboo (1) was kept away from in first fixed plate (42) articulates there is regulating plate (41), a side that first fixed plate (42) were kept away from in regulating plate (41) articulates there is connecting plate (43), the internal thread connection of connecting plate (43) has the screw.

5. An office chair lift shaft for stable connection according to claim 4, wherein: the supporting mechanism (5) comprises a sliding frame (51) and a second fixing plate (55), the upper surface of the sliding frame (51) is fixedly connected with the bottom surface of the adjusting plate (41), the outer surface of the second fixing plate (55) is fixedly connected with the outer surface of the lifting cylinder (1), one side of the second fixing plate (55) far away from the lifting cylinder (1) is fixedly connected with clamping plates (56) which are arranged equidistantly, the inner wall of the sliding frame (51) is slidably connected with a sliding rod (52), supporting plates (53) are fixedly connected with the two ends of the sliding rod (52), two supporting plates (53) are fixedly connected with clamping columns (54) on one side face, close to each other, of the supporting plates (53), and the outer surface of each clamping column (54) is in contact with the upper surface of each clamping plate (56).

6. An office chair lifting shaft capable of being stably connected according to claim 2, wherein: the bottom surface of the frame body (32) is fixedly connected with fastening plates (31) in a circumferential array, and one side surface, close to the lifting cylinder (1), of each fastening plate (31) is fixedly connected with the outer surface of the lifting cylinder (1).