CN220529616U - Office chair capable of being tilted - Google Patents

Abstract

The utility model discloses a tilting office chair, which relates to the technical field of office chairs and comprises a tilting office chair, a lifting seat and a lifting seat, wherein the tilting office chair comprises a bottom plate and a connecting component; a bottom plate: the back side surface is provided with a back plate, and a clamping assembly is arranged in the back plate; and (3) a connecting assembly: contain connecting axle, commentaries on classics pipe, gear ring and torsion spring, set up flutedly on the trailing flank of bottom plate, the inside of recess is fixed with the connecting axle, it is connected with changeing the pipe to rotate on the periphery of connecting axle, be fixed with the gear ring on changeing the periphery of pipe, cup jointed two corresponding torsion springs on the periphery of connecting axle, two torsion springs's one end is fixed respectively on changeing the left and right sides terminal surface of pipe, and two torsion springs's the other end is all fixed in the inside of recess, the backplate is fixed on changeing the periphery of pipe, has great angle of adjustment, makes things convenient for the user to carry out the rest of face upward.

Description

Office chair capable of being tilted

Technical Field

The utility model relates to the technical field of office chairs, in particular to a tiltable office chair.

Background

The medical research shows that the sitting posture of a certain angle is kept to be the most comfortable and natural, and is far more healthy than a straight waist plate, on the contrary, the straight sitting posture can lead the spine to be pressed and deformed, the muscles and ligaments around are affected more for a long time, back pain, spine deformity and other chronic back diseases are caused, the research shows that the human body structure is not suitable for sitting for a long time, the modern life is required to sit for the whole world, the record shows that the back pain leads to the global economic loss of billions, the most healthy posture of the spine is lying down in medicine, but is difficult to be done in an office, about eight adults are suffering from back pain in the office, the wide vision decline of teenagers and the formation of the bow-shaped humpback are definitely related to the long-time sitting posture, the existing office chairs are limited in the adjustment angle of the chair back, the stability of the chair after adjustment is poor, the user is inconvenient to rest in lying down, and the comfort of use is influenced.

Disclosure of Invention

The utility model aims to overcome the existing defects, provides the upward office chair with a larger adjusting angle, is convenient for users to make upward rest, and can effectively solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: an office chair capable of being lifted comprises a bottom plate and a connecting component;

a bottom plate: the back side surface is provided with a back plate, and a clamping assembly is arranged in the back plate;

and (3) a connecting assembly: contain connecting axle, commentaries on classics pipe, gear ring and torsion spring, set up flutedly on the trailing flank of bottom plate, the inside of recess is fixed with the connecting axle, it is connected with changeing the pipe to rotate on the periphery of connecting axle, be fixed with the gear ring on changeing the periphery of pipe, cup jointed two corresponding torsion springs on the periphery of connecting axle, two torsion springs's one end is fixed respectively on changeing the left and right sides terminal surface of pipe, and two torsion springs's the other end is all fixed in the inside of recess, the backplate is fixed on changeing the periphery of pipe, links to each other bottom plate and backplate through setting up coupling assembling.

Further, the joint subassembly contains slider, connecting rod, dop, spring and fixed block, the spout has been seted up on the right flank of bottom plate, the inside sliding connection of spout has the slider, be fixed with the connecting rod on the trailing flank of slider, the connecting rod, be fixed with the dop on the connecting rod trailing end face, the dop joint is fixed with the spring on the leading flank of slider in the inside of gear ring and its tooth's socket that corresponds, the spring is fixed in the inside of spout, the opening has been seted up on the downside of bottom plate, open-ended inside sliding connection has the fixed block, the fixed block is fixed on the downside of slider, and is fixed with the gear ring through setting up the joint subassembly.

Further, a pull rod is fixed on the front side surface of the fixed block, a pull rod is fixed on the front end surface of the pull rod, and a user can pull the fixed block through the pull rod and the pull rod.

Further, be fixed with the rubber slab on the upper side of bottom plate, be fixed with the cotton board on the leading flank of backplate, can effectively improve user's comfort level through setting up rubber slab and cotton board.

Further, two corresponding protection frames are fixed on the upper side face of the bottom plate, rubber sleeves are sleeved on the side faces of the protection frames, and users are protected by the protection frames and the rubber sleeves.

Further, a support is fixed on the lower side face of the bottom plate, a connecting strip is fixed between the two supports, and the bottom plate is supported by the support and the connecting strip.

Compared with the prior art, the utility model has the beneficial effects that: the upward office chair has the following advantages:

through making coupling assembling and joint subassembly make can make the slider move forward through the brace forward in the in-process of using, the slider moves forward and drives the dop and move forward and separate with the gear ring, and the back plate is made parallel with the bottom plate in the backward extrusion backplate of user after the separation, loosens the brace after parallel, and the slider will move backward under the effect of spring and enter into the inside of gear ring and the tooth's socket that corresponds with it this moment, can fix the gear ring under such circumstances, makes the backplate fixed after the gear ring is fixed, then the user can make the rest of lying on face upward.

Drawings

FIG. 1 is a schematic view of the front side structure of the present utility model

FIG. 2 is a schematic view of a connecting assembly according to the present utility model

Fig. 3 is a schematic structural diagram of a clamping assembly according to the present utility model.

In the figure: 1 a bottom plate, 2 a back plate, 3 a connecting component, 31 a connecting shaft, 32 a rotary tube, 33 a gear ring, 34 a torsion spring, 4 a clamping component, 41 a sliding block, 42 a connecting rod, 43 a clamping head, 44 a spring, 45 a fixed block, 5 a pull rod, 6 a brace, 7 a rubber plate, 8 a cotton plate, 9 a protection frame, 10 a rubber sleeve, 11 a bracket and 12 a connecting strip.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present embodiment provides a technical solution: an office chair capable of being lifted comprises a bottom plate 1 and a connecting component 3;

the base plate 1: the rear side is provided with a backboard 2, the inside of the bottom plate 1 is provided with a clamping assembly 4, the clamping assembly 4 comprises a sliding block 41, a connecting rod 42, a clamping head 43, a spring 44 and a fixed block 45, the right side of the bottom plate 1 is provided with a sliding groove, the sliding groove is internally and slidingly connected with the sliding block 41, the rear side of the sliding block 41 is fixedly provided with the connecting rod 42, the connecting rod 42 is fixedly provided with the clamping head 43 on the rear end face of the connecting rod 42, the clamping head 43 is clamped in the gear ring 33 and the corresponding tooth groove, the front side of the sliding block 41 is fixedly provided with the spring 44, the spring 44 is fixed in the sliding groove, the lower side of the bottom plate 1 is provided with an opening, the inside of the opening is slidingly connected with the fixed block 45, and the fixed block 45 is fixed on the lower side of the sliding block 41, and the gear ring 33 is fixed by arranging the clamping assembly 4;

connection assembly 3: the novel rotary connecting device comprises a connecting shaft 31, a rotary pipe 32, a gear ring 33 and torsion springs 34, wherein a groove is formed in the rear side surface of a bottom plate 1, the connecting shaft 31 is fixedly arranged in the groove, the rotary pipe 32 is rotatably connected to the circumferential surface of the connecting shaft 31, the gear ring 33 is fixedly arranged on the circumferential surface of the rotary pipe 32, two corresponding torsion springs 34 are sleeved on the circumferential surface of the connecting shaft 31, one ends of the two torsion springs 34 are respectively fixed on the left end surface and the right end surface of the rotary pipe 32, the other ends of the two torsion springs 34 are both fixed in the groove, a back plate 2 is fixed on the circumferential surface of the rotary pipe 32, and the bottom plate 1 and the back plate 2 are connected through a connecting assembly 3.

Wherein: a pull rod 5 is fixed on the front side surface of the fixed block 45, a pull rod 6 is fixed on the front end surface of the pull rod 5, and a user can pull the fixed block 45 through the pull rod 5 and the pull rod 6.

Wherein: be fixed with rubber slab 7 on the last side of bottom plate 1, be fixed with cotton board 8 on the leading flank of backplate 2, can effectively improve user's comfort level through setting up rubber slab 7 and cotton board 8.

Wherein: two corresponding protection frames 9 are fixed on the upper side surface of the bottom plate 1, rubber sleeves 10 are sleeved on the side surfaces of the protection frames 9, and users are protected by the protection frames 9 and the rubber sleeves 10.

Wherein: a bracket 11 is fixed on the lower side surface of the bottom plate 1, a connecting strip 12 is fixed between the two brackets 11, and the bottom plate 1 is supported by arranging the brackets 11 and the connecting strip 12.

The working principle of the upward office chair provided by the utility model is as follows: in the use process, a user sits above the rubber plate 7, after sitting, the sliding block 41 can be enabled to move forwards through the forward bracing piece 6, the sliding block 41 moves forwards to drive the connecting rod 42 to move forwards, the connecting rod 42 moves forwards to drive the clamping head 43 to move forwards, the clamping head 43 moves forwards to be separated from the gear ring 33, the back plate 2 is pressed by the user backwards after separation to be parallel to the bottom plate 1, the bracing piece 6 is loosened after parallel, at the moment, the sliding block 31 moves backwards under the action of the spring 44 to enter the gear ring 33 and the inside of a tooth socket corresponding to the gear ring, under the condition, the gear ring 33 can be fixed, the back plate 2 is fixed after the gear ring 33 is fixed, and then the user can make a upward rest.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims (6)

1. An office chair capable of being in a supine state, which is characterized in that: comprises a bottom plate (1) and a connecting component (3);

bottom plate (1): the back side surface is provided with a back plate (2), and a clamping assembly (4) is arranged in the bottom plate (1);

connection assembly (3): contain connecting axle (31), change tub (32), gear ring (33) and torsion spring (34), set up flutedly on the trailing flank of bottom plate (1), the inside of recess is fixed with connecting axle (31), rotate on the periphery of connecting axle (31) and be connected with change tub (32), be fixed with gear ring (33) on the periphery of changeing tub (32), cup joint two corresponding torsion springs (34) on the periphery of connecting axle (31), the one end of two torsion springs (34) is fixed respectively on the left and right sides terminal surface of changeing tub (32), and the inside at the recess is all fixed to the other end of two torsion springs (34), backplate (2) are fixed on the periphery of changeing tub (32).

2. A tilt office chair according to claim 1, wherein: the clamping assembly (4) comprises a sliding block (41), a connecting rod (42), a clamping head (43), a spring (44) and a fixed block (45), wherein a sliding groove is formed in the right side face of the bottom plate (1), the sliding block (41) is connected to the inside of the sliding groove in a sliding mode, the connecting rod (42) is fixed to the rear side face of the sliding block (41), the clamping head (43) is fixed to the rear end face of the connecting rod (42), the clamping head (43) is clamped to the gear ring (33) and the corresponding tooth groove, the spring (44) is fixed to the front side face of the sliding block (41), the spring (44) is fixed to the inside of the sliding groove, an opening is formed in the lower side face of the bottom plate (1), the fixed block (45) is connected to the inside of the opening in a sliding mode, and the fixed block (45) is fixed to the lower side face of the sliding block (41).

3. A tilt office chair according to claim 2, wherein: a pull rod (5) is fixed on the front side surface of the fixed block (45), and a pull rod (6) is fixed on the front end surface of the pull rod (5).

4. A tilt office chair according to claim 1, wherein: a rubber plate (7) is fixed on the upper side surface of the bottom plate (1), and a cotton plate (8) is fixed on the front side surface of the back plate (2).

5. A tilt office chair according to claim 1, wherein: two corresponding protection frames (9) are fixed on the upper side face of the bottom plate (1), and rubber sleeves (10) are sleeved on the side faces of the protection frames (9).

6. A tilt office chair according to claim 1, wherein: the lower side of the bottom plate (1) is fixedly provided with a bracket (11), and a connecting strip (12) is fixed between the two brackets (11).