CN213720933U

CN213720933U - Convenient office chair chassis of adjusting

Info

Publication number: CN213720933U
Application number: CN202023047513.8U
Authority: CN
Inventors: 冯秀丽
Original assignee: Foshan City Shunde District Aodesi Furniture Hardware Co ltd
Current assignee: Foshan City Shunde District Aodesi Furniture Hardware Co ltd
Priority date: 2020-12-17
Filing date: 2020-12-17
Publication date: 2021-07-20
Anticipated expiration: 2030-12-17

Abstract

The utility model provides an office chair chassis of convenient regulation belongs to office chair technical field, and this office chair chassis of convenient regulation includes the bottom plate, one side fixedly connected with curb plate of bottom plate upper surface, one side swing joint of curb plate medial surface has the rotary drum, one side fixedly connected with ratchet of rotary drum surface, the track groove has been seted up to one side that the medial surface of curb plate is close to the rotary drum. This office chair chassis of convenient regulation, through the torsional spring, the pawl, the setting of ratchet and rotary drum, the surface at the connecting rod is fixed to the pawl, be used for blocking the ratchet, let ratchet 4 carry out single direction movement, reverse lock is dead, it can change the position of connecting rod in track inslot portion to rotate the torsional spring, make the pawl no longer lock the ratchet, the inside rotary drum of ratchet can be used for connecting the arm-chair, lean on the arm-chair and make the rotary drum rotate, can change the arm-chair angle of heeling, reach the effect of convenient regulation, moreover, the steam generator is simple in structure, high durability and convenient installation, low cost, facilitate the use and operate.

Description

Convenient office chair chassis of adjusting

Technical Field

The utility model belongs to the technical field of the office chair, concretely relates to convenient office chair chassis of adjusting.

Background

The chassis of the office chair, also called as the chassis of the swivel chair or the tray of the swivel chair, is an important part arranged below the seat cushion of the swivel chair or the office chair, the lifting of the seat cushion and the inclination angle adjustment of the backrest are all completed by depending on the chassis, but the current chassis has the defects of inconvenient adjustment, more parts, inconvenient installation and higher cost.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a convenient office chair chassis of adjusting aims at solving among the prior art inconvenient regulation, and the part is more, installs inconvenient and the higher problem of cost.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an office chair chassis of convenient regulation, includes the bottom plate, one side fixedly connected with curb plate of bottom plate upper surface, one side swing joint of curb plate medial surface has the rotary drum, one side fixedly connected with ratchet of rotary drum surface, the medial surface of curb plate is close to one side of rotary drum and has seted up the track groove, the inside in track groove is provided with the connecting rod, one side fixedly connected with pawl of connecting rod surface, the pawl is the meshing with the ratchet and is connected, the surface of connecting rod is close to one side fixedly connected with connecting plate of pawl, the one end swing joint of connecting plate surface has the bracing piece, the middle part cover of bracing piece surface is equipped with the torsional spring, the torsional spring is fixed connection with the connecting plate, there is the bedplate at the top of curb plate medial surface through bolt swing joint.

In order to make this convenient office chair chassis of adjusting reach the effect of conveniently pressing the regulation, conduct the utility model relates to an it is preferred, the middle part fixedly connected with regulation pole of torsional spring surface.

In order to make this convenient office chair chassis of adjusting reach and prevent to remove the effect that remains stable about the pawl, conduct the utility model relates to an it is preferred, the surface of connecting rod is close to one side fixedly connected with spacing ring of pawl.

In order to make this convenient office chair chassis of adjusting reach the effect of easy to assemble lifter, conduct the utility model relates to an it is preferred, the middle part fixedly connected with tube seat of bottom plate upper surface.

In order to make this convenient office chair chassis of adjusting reach the effect that prevents to control about the rotary drum, as the utility model relates to an it is preferred, the one end fixedly connected with fixed block of rotary drum surface.

In order to make this convenient office chair chassis of adjusting reach the effect of easy to assemble cushion, conduct the utility model relates to an it is preferred, the mounting hole has been seted up to the edge of bedplate upper surface.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this office chair chassis of convenient regulation, through the torsional spring, the pawl, the setting of ratchet and rotary drum, the surface at the connecting rod is fixed to the pawl, be used for blocking the ratchet, let ratchet 4 carry out single direction movement, reverse lock is dead, it can change the position of connecting rod in track inslot portion to rotate the torsional spring, make the pawl no longer lock the ratchet, the inside rotary drum of ratchet can be used for connecting the arm-chair, lean on the arm-chair and make the rotary drum rotate, can change the arm-chair angle of heeling, reach the effect of convenient regulation, moreover, the steam generator is simple in structure, high durability and convenient installation, low cost, facilitate the use and operate.

2. This office chair chassis of convenient regulation, through adjusting the pole, the setting of spacing ring and fixed block, the one end and the torsional spring fixed connection of adjusting the pole, press down from top to bottom and adjust the pole and make the torsional spring rotate, thereby change the position of pawl, reach the effect of adjusting the angle of heeling, the spacing ring prevents that the pawl from controlling about the surface of connecting rod, play spacing effect, guarantee that the pawl can the secondary block the ratchet smoothly, the effect of bounce-back does not appear when not using in the arm-chair that makes office chair, the both ends at the rotary drum are fixed to the fixed block, prevent that the rotary drum from controlling about the curb plate is inside when using, stability when leaning on has been guaranteed.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of the structure of the present invention;

fig. 2 is a schematic view of the internal structure of the present invention;

fig. 3 is a schematic view of the pawl structure of the present invention;

fig. 4 is a schematic view of the seat plate structure of the present invention.

In the figure: 1. a base plate; 2. a side plate; 3. a rotating drum; 4. a ratchet wheel; 5. a track groove; 6. a connecting rod; 7. a pawl; 8. a connecting plate; 9. a support bar; 10. a torsion spring; 11. a seat plate; 12. adjusting a rod; 13. a limiting ring; 14. a cartridge holder; 15. a fixed block; 16. and (7) installing holes.

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.

Examples

Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides a convenient office chair chassis of adjusting, comprising a base plate 1, one side fixedly connected with curb plate 2 of 1 upper surface of bottom plate, one side swing joint of 2 medial surfaces of curb plate has rotary drum 3, one side fixedly connected with ratchet 4 of 3 surfaces of rotary drum, track groove 5 has been seted up to one side that the medial surface of curb plate 2 is close to rotary drum 3, the inside in track groove 5 is provided with connecting rod 6, one side fixedly connected with pawl 7 of connecting rod 6 surface, pawl 7 is the meshing with ratchet 4 and is connected, one side fixedly connected with connecting plate 8 that the surface of connecting rod 6 is close to pawl 7, the one end swing joint of 8 surfaces of connecting plate has bracing piece 9, the middle part cover of bracing piece 9 surface is equipped with torsional spring 10, torsional spring 10 is fixed connection with connecting plate 8, there is bedplate 11 at the top of 2 medial surfaces of curb plate through bolt swing joint.

In the embodiment of the utility model, through the setting of the side plate 2, the side plate 2 is fixed on both sides of the upper surface of the bottom plate 1, play the role of supporting and fixing the internal parts thereof, ensure the combined connection of a plurality of parts, through the setting of the rotary drum 3, the rotary drum 3 is arranged at the innermost side of the inner side surface of the side plate 2, the outer surface of the rotary drum 3 can be used for connecting the armchair, the rotary drum 3 can change the inclining angle of the armchair connected on the outer surface thereof, thereby achieving the effect of convenient adjustment, through the setting of the ratchet 4, the ratchet 4 is fixed on one side of the outer surface of the rotary drum 3, and has irreversibility, preventing the rotary drum 3 from rotating when in use or not in use, ensuring the safety of the armchair, through the setting of the connecting rod 6, the connecting rod 6 is arranged inside the track groove 5, the connecting rod 6 can move up and down inside the track groove 5, through the setting of pawl 7, pawl 7 is fixed at the surface of connecting rod 6, stir ratchet 4 and be intermittent motion, be used for blocking ratchet 4, let ratchet 4 carry out single direction movement, reverse lock is dead, setting through connecting plate 8, connecting plate 8 carries out indirect connection with connecting rod 6 and torsional spring 10, play the effect of bearing, setting through torsional spring 10, the surface at bracing piece 9 is established to torsional spring 10 cover, can rotate, be connected with connecting rod 6 through connecting plate 8, the middle part and the regulation pole 12 of torsional spring 10 surface are fixed, be used for adjusting the position of connecting rod 6 in track groove 5 inside, setting through bedplate 11, bedplate 11 is used for installing the cushion.

Specifically, an adjusting rod 12 is fixedly connected to the middle of the outer surface of the torsion spring 10.

In this embodiment: through the setting of adjusting pole 12, the one end and the torsional spring 10 fixed connection of adjusting pole 12 press the adjusting pole 12 from top to bottom and make torsional spring 10 rotate to change the position of pawl 7, reach the effect of adjusting the angle of heeling, easy operation.

Specifically, a limit ring 13 is fixedly connected to one side of the outer surface of the connecting rod 6, which is close to the pawl 7.

In this embodiment: through the setting of spacing ring 13, prevent that pawl 7 from removing about the surface of connecting rod 6, play spacing effect, guarantee pawl 7 and block ratchet 4 smoothly, make the effect of rebound not appearing when the arm-chair of office chair is not used.

Specifically, a cylinder seat 14 is fixedly connected to the middle of the upper surface of the bottom plate 1.

In this embodiment: through the setting of section of thick bamboo seat 14, conveniently install the elevating gear of office chair bottom, simple structure, simple to operate.

Specifically, one end of the outer surface of the drum 3 is fixedly connected with a fixing block 15.

In this embodiment: through the setting of fixed block 15, prevent that rotary drum 3 from removing about from curb plate 2 inside when using, guaranteed the stability when leaning on.

Specifically, the edge of the upper surface of the seat plate 11 is provided with a mounting hole 16.

In this embodiment: through the setting of mounting hole 16, conveniently install the cushion, easy operation is convenient.

The utility model discloses a theory of operation and use flow: when the office chair chassis convenient to adjust is used, the adjusting rod 12 is pressed up and down to enable the torsion spring 10 to rotate, the torsion spring 10 is sleeved on the outer surface of the supporting rod 9, the connecting plate 8 is connected with the connecting rod 6, the position of the connecting rod 6 in the track groove 5 is changed, the pawl 7 fixed on the outer surface of the connecting rod 6 is not locked with the ratchet wheel 4, the limiting ring 13 prevents the pawl 7 from moving left and right on the surface of the connecting rod 6, the limiting effect is achieved, the pawl 7 can be ensured to clamp the ratchet wheel 4 smoothly again, the outer surface of the rotary drum 3 can be used for being connected with an arm-chair, the rotary drum 3 is rotated by leaning on the arm-chair, can change the arm-chair and incline upward angle, reach the effect of convenient regulation, fixed block 15 is fixed at the both ends of rotary drum 3, prevents that rotary drum 3 from removing about 2 insides of curb plate when using, has guaranteed the stability when leaning on, simple structure, simple to operate, and is with low costs, facilitates the use operation.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a convenient office chair chassis of adjusting, includes bottom plate (1), its characterized in that: the improved structure of the rotary drum is characterized in that a side plate (2) is fixedly connected to one side of the upper surface of the bottom plate (1), a rotary drum (3) is movably connected to one side of the inner side surface of the side plate (2), a ratchet wheel (4) is fixedly connected to one side of the outer surface of the rotary drum (3), a track groove (5) is formed in one side of the inner side surface of the side plate (2) close to the rotary drum (3), a connecting rod (6) is arranged inside the track groove (5), a pawl (7) is fixedly connected to one side of the outer surface of the connecting rod (6), the pawl (7) is connected with the ratchet wheel (4) in a meshed mode, a connecting plate (8) is fixedly connected to one side of the outer surface of the connecting plate (6), a supporting rod (9) is movably connected to one end of the outer surface of the connecting plate (8), a torsion spring (10) is sleeved in the middle of the outer surface of the supporting rod (9), and the torsion spring (10) is fixedly connected with the connecting plate (8), the top of the inner side surface of the side plate (2) is movably connected with a seat plate (11) through a bolt.

2. An adjustable office chair chassis according to claim 1, wherein: the middle part of the outer surface of the torsion spring (10) is fixedly connected with an adjusting rod (12).

3. An adjustable office chair chassis according to claim 1, wherein: and a limiting ring (13) is fixedly connected to one side of the outer surface of the connecting rod (6) close to the pawl (7).

4. An adjustable office chair chassis according to claim 1, wherein: the middle part of the upper surface of the bottom plate (1) is fixedly connected with a cylinder seat (14).

5. An adjustable office chair chassis according to claim 1, wherein: one end of the outer surface of the rotary drum (3) is fixedly connected with a fixed block (15).

6. An adjustable office chair chassis according to claim 1, wherein: the edge of the upper surface of the seat plate (11) is provided with a mounting hole (16).