CN220308742U - Seat back of anti extrusion deformation - Google Patents

Abstract

The utility model relates to the field of seat backs resistant to extrusion deformation, in particular to an extrusion deformation resistant seat back which comprises a base, wherein one side of the base is fixedly connected with a connecting plate, the upper end of the connecting plate is provided with a screw hole, the upper end of the base is fixedly connected with a hollow cylinder, the inside of the hollow cylinder is provided with a round hole, the inside of the round hole is fixedly connected with a rotating rod, one end of the rotating rod is fixedly connected with an annular limiter, the upper end of the hollow cylinder is fixedly connected with a first backrest, the inner wall of the first backrest is fixedly connected with a hard plate, one side of the hard plate is fixedly connected with a spring, one end of the spring is fixedly connected with a rubber pad, and one side of the rubber pad is fixedly connected with a massage block.

Description

Seat back of anti extrusion deformation

Technical Field

The utility model relates to the technical field of seat backs with extrusion deformation resistance, in particular to a seat back with extrusion deformation resistance.

Background

The chair has the backrest because the person is straight all the time and is easy to be painful when sitting on the waist, and when the backrest is provided, the person can sit deeper on the stool, so that the back can lean against the upper surface, the back can be relaxed, the gravity center of the body of the person can be positioned in the middle of the chair surface, and the person can sit more stably.

The utility model discloses an anti-extrusion deformation seat backrest as disclosed in an authorized bulletin No. CN209595246U, which comprises a main body stool plate, an auxiliary main body stool plate and a backrest rod, wherein stool legs are fixedly arranged at the bottom of the main body stool plate, one end of the backrest rod is fixedly arranged on the auxiliary main body stool plate, the auxiliary main body stool plate is detachably connected with the main body stool plate through the backrest rod, and when the seat backrest is in a round stool state, the main body stool plate and the auxiliary main body stool plate can be spliced to form a round stool plate; when the chair is deformed into a backrest chair, the other end of the backrest rod is fixed on the stool legs, and the auxiliary main body stool plate is used as the backrest. The round stool provided by the utility model not only can provide the original functions for a user, but also can be converted and deformed into the backrest seat according to the use requirement of the user, but the comfort of the backrest is not solved.

Disclosure of Invention

The present utility model is directed to a seat back resistant to compression deformation, which solves the above-mentioned problems of the related art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an anti extrusion deformation's seat back, an anti extrusion deformation's seat back includes the base, one side fixedly connected with connecting plate of base, the screw hole has been seted up to the upper end of connecting plate, base upper end fixedly connected with hollow section of thick bamboo, the round hole has been seted up to the inside of hollow section of thick bamboo, the inside fixedly connected with bull stick of round hole, the one end fixedly connected with annular limiter of bull stick, the upper end fixedly connected with first back of hollow section of thick bamboo, the inner wall fixedly connected with hard board of first back, one side fixedly connected with spring of hard board, the one end fixedly connected with rubber pad of spring, one side fixedly connected with massage piece of rubber pad.

Preferably, an annular limiting groove is formed in the annular limiter, and a ball is movably connected in the annular limiting groove;

preferably, one end of the annular limiter is fixedly connected with a motor output end, and one end of the motor output end is fixedly connected with a motor;

preferably, one end of the motor is fixedly connected with a motor box, the upper end of the motor box is fixedly connected with a connecting rod, a chute is formed in the connecting rod, and one side of the chute is movably connected with a supporting handrail;

preferably, the upper end of the first backrest is fixedly connected with a second backrest, and one side of the second backrest is fixedly connected with a neck pillow;

preferably, two sliding grooves are formed in the neck pillow, a sliding column is movably connected to one side of each sliding groove, the upper end of each sliding column is fixedly connected with a headrest, and one end of each headrest is fixedly connected with a U-shaped limiting rod.

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

1. this anti extrusion deformation's seat back has improved the travelling comfort of device through having assembled the rubber pad in the back, spring and massage piece, and the setting of spring can let the user can be better find oneself comfortable posture also can not make the device warp.

2. This anti extrusion deformation's seat back, through the setting of motor and bull stick, open the motor, the motor drives bull stick slow rotation, and the bull stick drives whole back slow rotation, can let the user go oneself to adjust and reach the comfortable angle of oneself.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a diagram of the internal structure of the motor case of the present utility model;

FIG. 3 is a plan view of the annular stop of the present utility model;

fig. 4 is an interior plan view of a first backrest of the present utility model.

In the figure: 1. a base; 2. a connecting plate; 3. screw holes; 4. a hollow cylinder; 5. a rotating rod; 6. an annular limiter; 7. a first backrest; 8. a hard plate; 9. a spring; 10. a rubber pad; 11. a massage block; 12. an annular limit groove; 13. a round bead; 14. the output end of the motor; 15. a motor; 16. a motor box; 17. a connecting rod; 18. a support handrail; 19. a second backrest; 20. neck pillow; 21. a sliding column; 22. a headrest; 23. u-shaped limiting rod.

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.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of this patent, it should be noted that, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "disposed" are to be construed broadly, and may be fixedly connected, disposed, detachably connected, disposed, or integrally connected, disposed, for example. The specific meaning of the terms in this patent will be understood by those of ordinary skill in the art as the case may be.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a number" is two or more, unless explicitly defined otherwise.

Referring to fig. 1-4, the present utility model provides a technical solution:

the utility model provides an anti-extrusion deformation's seat back, an anti-extrusion deformation's seat back includes base 1, one side fixedly connected with connecting plate 2 of base 1, screw hole 3 has been seted up to the upper end of connecting plate 2, base 1 upper end fixedly connected with hollow section of thick bamboo 4, the round hole has been seted up to the inside of hollow section of thick bamboo 4, the inside fixedly connected with bull stick 5 of round hole, the one end fixedly connected with annular limiter 6 of bull stick 5, the upper end fixedly connected with first back 7 of hollow section of thick bamboo 4, the inner wall fixedly connected with hard board 8 of first back 7, one side fixedly connected with spring 9 of hard board 8, one end fixedly connected with rubber pad 10 of spring 9, one side fixedly connected with massage piece 11 of rubber pad 10, thereby reached the comfortable purpose of messenger user;

in this embodiment, preferably, an annular limiting groove 12 is formed in the annular limiter 6, and a ball 13 is movably connected in the annular limiting groove 12, so that the limiting purpose is achieved;

in this embodiment, preferably, one end of the annular limiter 6 is fixedly connected with a motor output end 14, and one end of the motor output end 14 is fixedly connected with a motor 15, so that the purpose of saving manpower is achieved;

in this embodiment, preferably, one end of the motor 15 is fixedly connected with a motor box 16, the upper end of the motor box 16 is fixedly connected with a connecting rod 17, a chute is formed in the connecting rod 17, and one side of the chute is movably connected with a supporting handrail 18, so that a more comfortable effect is achieved;

in this embodiment, preferably, the upper end of the first backrest 7 is fixedly connected with the second backrest 19, and one side of the second backrest is fixedly connected with the neck pillow 20, so as to achieve a comfortable effect;

in this embodiment, preferably, two sliding grooves are formed in the neck pillow 20, one side of each sliding groove is movably connected with a sliding column 21, the upper end of each sliding column 21 is fixedly connected with a headrest 22, and one end of each headrest 22 is fixedly connected with a U-shaped limiting rod 23, so that the limiting effect is achieved.

When the anti-extrusion deformation seat backrest is used, the device is installed on a seat through the connecting plate 2 and the screws, a user sits on the seat backrest to enable the waist to be attached to the first backrest 7, the spring 9 in the first backrest 7 is used, the rubber pad 10 and the massage block 11 can move simultaneously to achieve the massage effect, the device can be restored to the original state when the user rises, the motor 15 is turned on, the motor 15 drives the rotating rod 5 to rotate slowly, and the rotating rod 5 drives the whole device to rotate to achieve the angle required by the user.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides an anti extrusion deformation's seat back, includes base (1), its characterized in that: one side fixedly connected with connecting plate (2) of base (1), screw hole (3) have been seted up to the upper end of connecting plate (2), hollow section of thick bamboo (4) of base (1) upper end fixedly connected with, the round hole has been seted up to the inside of hollow section of thick bamboo (4), the inside fixedly connected with bull stick (5) of round hole, the one end fixedly connected with annular stopper (6) of bull stick (5), the upper end fixedly connected with first back (7) of hollow section of thick bamboo (4), the inner wall fixedly connected with hard board (8) of first back (7), one side fixedly connected with spring (9) of hard board (8), one end fixedly connected with rubber pad (10) of spring (9), one side fixedly connected with massage piece (11) of rubber pad (10).

2. The compression-resistant seat back of claim 1, wherein: an annular limiting groove (12) is formed in the annular limiter (6), and a ball (13) is movably connected in the annular limiting groove (12).

3. The compression-resistant seat back of claim 1, wherein: one end of the annular limiter (6) is fixedly connected with a motor output end (14), and one end of the motor output end (14) is fixedly connected with a motor (15).

4. A crush resistant seat back as in claim 3, wherein: one end fixedly connected with motor box (16) of motor (15), the upper end fixed connection connecting rod (17) of motor box (16), the spout has been seted up to the inside of connecting rod (17), one side swing joint of spout has supporting handrail (18).

5. The compression-resistant seat back of claim 1, wherein: the upper end of the first backrest (7) is fixedly connected with a second backrest (19), and one side of the second backrest is fixedly connected with a neck pillow (20).

6. The compression-resistant seat back of claim 5, wherein: two sliding grooves are formed in the neck pillow (20), one side of each sliding groove is movably connected with a sliding column (21), the upper end of each sliding column (21) is fixedly connected with a headrest (22), and one end of each headrest (22) is fixedly connected with a U-shaped limiting rod (23).